:root {
  --ink: #132236;
  --ink-soft: #3d4a5d;
  --ink-muted: #6d7888;
  --paper: #fbfaf6;
  --paper-2: #f4f1e9;
  --surface: #ffffff;
  --line: #dde1e4;
  --line-dark: #c8ced4;
  --primary: #5b5ce2;
  --primary-dark: #4243c4;
  --primary-soft: #eeeeff;
  --mint: #58c9a7;
  --mint-soft: #e8f8f2;
  --amber: #f4b955;
  --amber-soft: #fff4dc;
  --coral: #ef7c66;
  --coral-soft: #fff0ed;
  --pink: #d76fba;
  --violet: #7667ef;
  --blue: #55aee8;
  --shadow-sm: 0 6px 20px rgba(26, 38, 57, .08);
  --shadow-md: 0 18px 50px rgba(26, 38, 57, .12);
  --shadow-lg: 0 36px 90px rgba(18, 32, 52, .18);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --section: min(1180px, calc(100vw - 48px));
  --header-height: 76px;
  --ease: cubic-bezier(.22, .85, .25, 1);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input, select { font: inherit; }
button { color: inherit; }
button, [role="button"] { -webkit-tap-highlight-color: transparent; }
svg { display: block; }
a { color: inherit; }
::selection { background: #dadaff; color: var(--ink); }

.app-shell { min-height: 100vh; overflow-x: clip; }
.section-shell { width: var(--section); margin-inline: auto; }
.section-spacing { padding-block: 108px; }
.route-page { display: none; min-height: calc(100vh - var(--header-height)); }
.route-page.active { display: block; animation: pageIn .35s var(--ease); }
.studio-page.active { display: flex; flex-direction: column; }
@keyframes pageIn { from { opacity: .25; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.site-header {
  height: var(--header-height);
  width: 100%;
  padding: 0 max(24px, calc((100vw - 1320px) / 2));
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid rgba(19, 34, 54, .1);
  background: rgba(251, 250, 246, .92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 80;
}
.site-header.studio-header { position: relative; }
.brand {
  border: 0;
  background: none;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  width: max-content;
  cursor: pointer;
  text-align: left;
}
.brand-mark {
  width: 38px;
  height: 38px;
  color: var(--primary);
  display: grid;
  place-items: center;
}
.brand-mark svg { width: 100%; height: 100%; }
.brand-mark.small { width: 32px; height: 32px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.08; }
.brand-copy strong { letter-spacing: -.035em; font-size: 19px; }
.brand-copy small { font-size: 10.5px; text-transform: uppercase; letter-spacing: .11em; color: var(--ink-muted); margin-top: 4px; }
.main-nav { display: flex; align-items: center; gap: 5px; padding: 5px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255, 255, 255, .68); }
.nav-link {
  appearance: none;
  border: 0;
  background: transparent;
  border-radius: 999px;
  padding: 9px 17px;
  font-size: 13px;
  font-weight: 680;
  color: var(--ink-muted);
  cursor: pointer;
  transition: .22s ease;
}
.nav-link:hover { color: var(--ink); background: #fff; }
.nav-link.active { color: #fff; background: var(--ink); box-shadow: 0 5px 14px rgba(19,34,54,.18); }
.header-actions { display: flex; justify-content: flex-end; gap: 9px; }
.mobile-menu-button { display: none; border: 0; background: none; width: 42px; height: 42px; padding: 10px; cursor: pointer; }
.mobile-menu-button span { display: block; height: 2px; width: 22px; margin: 4px 0; background: var(--ink); border-radius: 2px; }

.button {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 12px;
  min-height: 44px;
  padding: 10px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-weight: 730;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s var(--ease), box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.button:hover { transform: translateY(-1px); }
.button:active { transform: translateY(0); }
.button svg { width: 18px; height: 18px; }
.button-primary { color: #fff; background: var(--primary); box-shadow: 0 10px 26px rgba(91,92,226,.22); }
.button-primary:hover { background: var(--primary-dark); box-shadow: 0 13px 30px rgba(91,92,226,.28); }
.button-secondary { background: #fff; border-color: var(--line); box-shadow: 0 5px 16px rgba(19,34,54,.05); }
.button-secondary:hover { border-color: #bfc7cf; box-shadow: 0 8px 22px rgba(19,34,54,.09); }
.button-ghost { background: transparent; border-color: transparent; color: var(--ink-soft); }
.button-ghost:hover { background: #fff; border-color: var(--line); }
.button-light { background: #fff; color: var(--ink); box-shadow: 0 14px 34px rgba(0,0,0,.16); }
.button-light:hover { box-shadow: 0 18px 42px rgba(0,0,0,.22); }
.button-danger { color: #fff; background: #d94f4f; }
.button-small { min-height: 38px; padding: 8px 14px; font-size: 12.5px; border-radius: 10px; }
.button-large { min-height: 54px; padding: 14px 22px; font-size: 15px; border-radius: 14px; }
.text-button { appearance: none; border: 0; background: none; padding: 0; color: var(--primary); font-weight: 720; cursor: pointer; font-size: 13px; }
.text-button:hover { text-decoration: underline; text-underline-offset: 3px; }
.icon-button {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--ink-soft);
  transition: .18s ease;
}
.icon-button:hover { color: var(--ink); border-color: var(--line-dark); background: var(--paper); }
.icon-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.eyebrow { display: flex; align-items: center; gap: 9px; color: var(--primary); font-size: 11px; font-weight: 830; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow > span { width: 22px; height: 2px; border-radius: 2px; background: currentColor; }
.eyebrow-light { color: #b9bbff; }
.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.03fr .97fr;
  gap: 58px;
  align-items: center;
  padding-block: 64px 76px;
}
.hero-copy { max-width: 650px; position: relative; z-index: 2; }
.hero h1, .page-hero h1 {
  margin: 20px 0 22px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(52px, 5.2vw, 78px);
  line-height: .99;
  letter-spacing: -.052em;
  font-weight: 500;
}
.hero h1 em { color: var(--primary); font-weight: inherit; }
.hero-lead { max-width: 620px; margin: 0; color: var(--ink-soft); font-size: 19px; line-height: 1.62; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-proof { display: flex; gap: 34px; margin-top: 42px; }
.hero-proof div { display: flex; flex-direction: column; min-width: 94px; }
.hero-proof strong { font-size: 23px; letter-spacing: -.03em; }
.hero-proof span { color: var(--ink-muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; margin-top: 2px; }
.hero-visual { min-height: 570px; position: relative; display: grid; place-items: center; }
.hero-grid { position: absolute; inset: 5% -12% -5% 0; border-radius: 50%; opacity: .52; background-image: linear-gradient(rgba(19,34,54,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(19,34,54,.07) 1px, transparent 1px); background-size: 38px 38px; mask-image: radial-gradient(circle, #000 25%, transparent 72%); transform: perspective(700px) rotateX(64deg) rotateZ(-3deg) translateY(26%); }
.hero-house { width: min(100%, 620px); overflow: visible; transform: translateY(6px); }
.floating-chip { position: absolute; z-index: 3; border: 1px solid rgba(255,255,255,.8); background: rgba(255,255,255,.84); backdrop-filter: blur(13px); box-shadow: var(--shadow-md); border-radius: 999px; padding: 11px 15px; font-size: 12px; font-weight: 710; display: flex; align-items: center; gap: 8px; animation: float 5s ease-in-out infinite; }
.chip-one { left: 2%; top: 26%; }
.chip-two { right: 0; bottom: 20%; animation-delay: -2.1s; }
.chip-two strong { font-size: 15px; }
.status-dot { width: 9px; height: 9px; background: var(--mint); border-radius: 50%; box-shadow: 0 0 0 4px rgba(88,201,167,.17); }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

.trust-strip { background: #fff; border-block: 1px solid var(--line); }
.trust-strip-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.trust-strip p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.trust-pills { display: flex; gap: 9px; flex-shrink: 0; }
.trust-pills span { padding: 7px 11px; background: var(--paper-2); border-radius: 999px; color: var(--ink-muted); font-weight: 650; font-size: 11px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 42px; }
.section-heading.centered { display: block; text-align: center; max-width: 720px; margin: 0 auto 54px; }
.section-heading.centered .eyebrow { justify-content: center; }
.section-heading h2, .feature-copy h2, .final-cta h2 {
  margin: 12px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(36px, 4vw, 54px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -.045em;
}
.section-heading p { max-width: 650px; color: var(--ink-muted); margin: 16px auto 0; font-size: 17px; }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step-card { min-height: 300px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-md); background: rgba(255,255,255,.66); position: relative; overflow: hidden; transition: .25s var(--ease); }
.step-card:hover { transform: translateY(-5px); border-color: #c7c7ef; box-shadow: var(--shadow-md); background: #fff; }
.step-number { position: absolute; top: 18px; right: 20px; color: #b2bac4; font-weight: 800; font-size: 11px; letter-spacing: .08em; }
.step-card h3 { margin: 27px 0 8px; font-size: 18px; letter-spacing: -.02em; }
.step-card p { margin: 0; color: var(--ink-muted); font-size: 13px; line-height: 1.65; }
.step-icon { width: 86px; height: 86px; margin-top: 24px; position: relative; }
.icon-drag span { position: absolute; width: 46px; height: 46px; border: 2px solid var(--primary); background: var(--primary-soft); border-radius: 8px; transform: rotate(8deg); left: 10px; top: 9px; }
.icon-drag i { position: absolute; width: 23px; height: 30px; border: 2px solid var(--ink); border-top: 0; border-radius: 0 0 13px 13px; right: 8px; bottom: 7px; transform: rotate(-19deg); }
.icon-drag i::before { content: ""; position: absolute; width: 2px; height: 25px; background: var(--ink); left: 9px; top: -19px; border-radius: 2px; }
.icon-cube span, .icon-cube i, .icon-cube b { position: absolute; width: 42px; height: 42px; border: 2px solid; }
.icon-cube span { border-color: var(--primary); background: #eeeeff; transform: skewY(30deg); left: 4px; top: 28px; }
.icon-cube i { border-color: var(--mint); background: var(--mint-soft); transform: skewY(-30deg); left: 44px; top: 28px; }
.icon-cube b { border-color: var(--amber); background: var(--amber-soft); transform: rotate(30deg) skewY(-30deg) scaleY(.86); left: 23px; top: 5px; }
.icon-check { border: 2px solid var(--mint); background: var(--mint-soft); border-radius: 50%; width: 70px; height: 70px; margin: 28px 8px 10px; }
.icon-check span::before { content: ""; position: absolute; width: 25px; height: 13px; border-left: 4px solid var(--mint); border-bottom: 4px solid var(--mint); transform: rotate(-45deg); left: 21px; top: 22px; }
.icon-save span { position: absolute; inset: 8px 14px 7px 10px; border: 2px solid var(--primary); border-radius: 8px; background: var(--primary-soft); }
.icon-save span::before { content: ""; position: absolute; width: 29px; height: 22px; border: 2px solid var(--primary); border-top: 0; left: 8px; bottom: 6px; border-radius: 0 0 4px 4px; }
.icon-save i { position: absolute; width: 20px; height: 16px; border: 2px solid var(--ink); border-radius: 2px; top: 11px; right: 24px; }

.feature-band { background: var(--ink); color: #fff; padding-block: 105px; position: relative; overflow: hidden; }
.feature-band::before { content: ""; position: absolute; width: 570px; height: 570px; border-radius: 50%; background: radial-gradient(circle, rgba(91,92,226,.32), transparent 66%); right: -80px; top: -180px; }
.feature-band-inner { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 90px; position: relative; }
.feature-copy h2 { color: #fff; font-size: clamp(39px, 4.5vw, 59px); margin-top: 15px; }
.feature-copy > p { color: #acb4c0; font-size: 17px; max-width: 570px; line-height: 1.65; }
.clean-list { list-style: none; padding: 0; margin: 29px 0 35px; display: grid; gap: 13px; color: #dce1e8; font-size: 14px; }
.clean-list span { color: var(--mint); font-weight: 900; margin-right: 9px; }
.inventory-demo { display: grid; place-items: center; }
.demo-window { width: min(100%, 510px); padding: 0 24px 25px; background: #fff; color: var(--ink); border-radius: 22px; box-shadow: 0 35px 80px rgba(0,0,0,.38); transform: rotate(1.2deg); }
.demo-window-top { height: 48px; margin-inline: -24px; padding: 0 18px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 7px; }
.demo-window-top span { width: 9px; height: 9px; border-radius: 50%; background: #d7dbe0; }
.demo-window-top strong { margin-left: auto; margin-right: auto; font-size: 11px; text-transform: uppercase; letter-spacing: .09em; color: var(--ink-muted); }
.demo-status { display: flex; align-items: center; gap: 17px; padding: 25px 0 21px; }
.status-ring { width: 62px; height: 62px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--amber) 0 92%, var(--paper-2) 92%); position: relative; }
.status-ring::before { content: ""; position: absolute; inset: 7px; border-radius: 50%; background: #fff; }
.status-ring span { position: relative; font-weight: 820; font-size: 13px; }
.demo-status strong { font-size: 16px; }
.demo-status p { color: var(--ink-muted); margin: 2px 0 0; font-size: 12px; }
.demo-lines { display: grid; gap: 8px; }
.demo-lines > div { min-height: 48px; padding: 10px 12px; display: grid; grid-template-columns: 24px 1fr auto; align-items: center; gap: 10px; background: var(--paper); border-radius: 10px; position: relative; overflow: hidden; }
.demo-lines b { font-size: 12px; }
.demo-lines em { font-style: normal; font-size: 11px; font-weight: 760; color: var(--ink-muted); }
.demo-lines i { position: absolute; left: 0; right: calc(100% - var(--progress)); bottom: 0; height: 3px; background: var(--mint); transition: right .3s; }
.mini-shape { display: block; width: 18px; height: 18px; background: var(--blue); opacity: .8; border-radius: 3px; }
.triangle-shape { clip-path: polygon(50% 0, 100% 100%, 0 100%); background: var(--coral); }
.large-shape { width: 22px; height: 22px; background: var(--amber); }
.iso-shape { clip-path: polygon(50% 0, 100% 100%, 0 100%); height: 23px; width: 17px; background: var(--pink); }
.demo-window > button { width: 100%; margin-top: 18px; border: 0; background: var(--ink); color: #fff; border-radius: 10px; padding: 12px; font-weight: 700; font-size: 12px; }

.template-section .section-heading { align-items: center; }
.template-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.template-card { border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; background: #fff; cursor: pointer; text-align: left; padding: 0; transition: .25s var(--ease); }
.template-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: #c8c8ee; }
.template-art { height: 230px; position: relative; overflow: hidden; display: grid; place-items: center; background: var(--template-bg, #edf2ff); }
.template-art::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(19,34,54,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(19,34,54,.06) 1px, transparent 1px); background-size: 24px 24px; mask-image: linear-gradient(#000, transparent); }
.template-art svg { width: 82%; height: 82%; position: relative; filter: drop-shadow(0 18px 13px rgba(19,34,54,.16)); transition: transform .3s var(--ease); }
.template-card:hover .template-art svg { transform: scale(1.035) translateY(-2px); }
.template-card-copy { padding: 19px 20px 21px; }
.template-card-title { display: flex; justify-content: space-between; gap: 14px; align-items: center; }
.template-card h3 { margin: 0; font-size: 17px; letter-spacing: -.02em; }
.template-card-title span { color: var(--ink-muted); font-size: 11px; font-weight: 680; background: var(--paper-2); border-radius: 999px; padding: 5px 8px; }
.template-card p { margin: 7px 0 0; color: var(--ink-muted); font-size: 12.5px; }
.final-cta { margin-top: 10px; margin-bottom: 105px; min-height: 300px; padding: 50px 56px; border-radius: var(--radius-lg); color: #fff; background: linear-gradient(125deg, #4f4fd2, #6f57d8 58%, #9d61c7); display: flex; align-items: center; justify-content: space-between; gap: 48px; position: relative; overflow: hidden; }
.final-cta::before, .final-cta::after { content: ""; position: absolute; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; }
.final-cta::before { width: 370px; height: 370px; right: -80px; top: -180px; }
.final-cta::after { width: 260px; height: 260px; right: 40px; top: -90px; }
.final-cta > * { position: relative; z-index: 1; }
.final-cta h2 { font-size: clamp(38px, 4vw, 54px); }
.final-cta p { color: rgba(255,255,255,.72); margin: 13px 0 0; font-size: 15px; }

/* Studio */
.studio-page { background: #eef0f2; height: calc(100vh - var(--header-height)); min-height: 680px; overflow: hidden; }
.studio-topbar { height: 58px; background: #fff; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 250px 1fr 250px; align-items: center; padding: 0 16px; flex: 0 0 auto; }
.studio-design-name { display: flex; align-items: center; gap: 8px; min-width: 0; }
.autosave-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px var(--mint-soft); flex: 0 0 auto; }
.studio-design-name input { border: 0; background: transparent; color: var(--ink); font-weight: 760; min-width: 0; width: 100%; outline: none; padding: 8px 5px; border-radius: 7px; }
.studio-design-name input:focus { background: var(--paper); }
.studio-toolbar { display: flex; align-items: center; justify-content: center; gap: 3px; }
.tool-button { min-width: 48px; height: 38px; border: 0; background: transparent; color: var(--ink-soft); padding: 4px 8px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; gap: 6px; cursor: pointer; font-size: 11px; font-weight: 700; transition: .16s ease; }
.tool-button:hover:not(:disabled) { background: var(--paper-2); color: var(--ink); }
.tool-button:disabled { opacity: .3; cursor: default; }
.tool-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.tool-button.icon-only { min-width: 36px; padding: 4px; }
.tool-button.danger-hover:hover:not(:disabled) { background: var(--coral-soft); color: #c24e3e; }
.toolbar-divider { height: 24px; width: 1px; background: var(--line); margin: 0 5px; }
.studio-mobile-tabs { display: none; }
.studio-workspace { display: grid; grid-template-columns: 250px minmax(480px, 1fr) 330px; min-height: 0; flex: 1; overflow: hidden; }
.studio-panel { min-height: 0; }
.palette-panel, .summary-panel { background: #fff; overflow-y: auto; overscroll-behavior: contain; }
.palette-panel { border-right: 1px solid var(--line); padding: 18px 15px 22px; }
.summary-panel { border-left: 1px solid var(--line); padding: 14px; }
.canvas-panel { display: flex; flex-direction: column; min-width: 0; background: #e9ebed; }
.panel-header, .preview-card-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.panel-kicker { color: var(--ink-muted); text-transform: uppercase; letter-spacing: .1em; font-size: 9px; font-weight: 820; display: block; }
.panel-header h2, .preview-card-header h2 { margin: 1px 0 0; font-size: 17px; letter-spacing: -.025em; }
.palette-color-row { margin: 20px 0 16px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.palette-color-row > span { color: var(--ink-muted); font-size: 11px; font-weight: 760; }
.color-swatches { display: flex; gap: 5px; }
.color-swatch { width: 21px; height: 21px; border: 2px solid #fff; border-radius: 50%; background: var(--swatch); box-shadow: 0 0 0 1px var(--line-dark); cursor: pointer; transition: .15s ease; }
.color-swatch:hover { transform: scale(1.12); }
.color-swatch.active { box-shadow: 0 0 0 2px var(--ink); }
.piece-palette { display: grid; gap: 7px; }
.piece-card { min-height: 70px; border: 1px solid var(--line); border-radius: 12px; background: #fff; display: grid; grid-template-columns: 50px 1fr auto; gap: 10px; align-items: center; padding: 9px 10px; cursor: grab; user-select: none; touch-action: none; transition: .18s var(--ease); }
.piece-card:hover { border-color: #bbbce8; background: #fafaff; transform: translateX(2px); }
.piece-card:active { cursor: grabbing; }
.piece-card.unavailable { opacity: .47; }
.piece-card-art { width: 47px; height: 47px; display: grid; place-items: center; }
.piece-card-art svg { width: 42px; height: 42px; overflow: visible; filter: drop-shadow(0 4px 3px rgba(19,34,54,.12)); }
.piece-card-copy { min-width: 0; }
.piece-card-copy strong { display: block; font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.piece-card-copy small { display: block; color: var(--ink-muted); margin-top: 2px; font-size: 9.5px; }
.piece-availability { min-width: 31px; text-align: right; }
.piece-availability strong { display: block; font-size: 12px; }
.piece-availability small { display: block; color: var(--ink-muted); font-size: 8px; text-transform: uppercase; letter-spacing: .06em; }
.palette-tip { margin-top: 15px; background: var(--primary-soft); color: #4c4daa; border-radius: 12px; padding: 12px; display: flex; gap: 9px; }
.palette-tip svg { width: 21px; height: 21px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.palette-tip p { font-size: 9.5px; line-height: 1.5; margin: 0; }
.template-drawer { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 10px; }
.drawer-heading { border: 0; background: none; width: 100%; display: flex; align-items: center; justify-content: space-between; text-align: left; padding: 5px 0 9px; cursor: pointer; }
.drawer-heading span { font-size: 12px; font-weight: 760; }
.drawer-heading small { color: var(--ink-muted); font-size: 8px; text-transform: uppercase; letter-spacing: .09em; display: block; margin-bottom: 1px; }
.drawer-heading svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.7; transition: transform .2s; }
.drawer-heading[aria-expanded="false"] svg { transform: rotate(-90deg); }
.template-mini-list { display: grid; gap: 6px; }
.template-mini-list.collapsed { display: none; }
.template-mini { border: 1px solid var(--line); background: var(--paper); border-radius: 10px; padding: 8px; display: grid; grid-template-columns: 42px 1fr; gap: 9px; align-items: center; cursor: pointer; text-align: left; }
.template-mini:hover { border-color: #bfc0e8; background: #fafaff; }
.template-mini svg { width: 40px; height: 33px; }
.template-mini em { display: block; margin-bottom: 1px; color: var(--primary); font-size: 7px; font-style: normal; font-weight: 820; letter-spacing: .06em; text-transform: uppercase; }
.template-mini strong { display: block; font-size: 10.5px; }
.template-mini small { display: block; color: var(--ink-muted); font-size: 8.5px; margin-top: 1px; }
.plan-filters { margin: 2px 0 9px; padding: 9px; border: 1px solid var(--line); border-radius: 11px; background: var(--paper); }
.plan-search input { width: 100%; height: 34px; border: 1px solid var(--line); border-radius: 8px; background: #fff; padding: 0 9px; color: var(--ink); font-size: 9px; outline: none; }
.plan-search input:focus, .plan-filter-grid select:focus { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-soft); }
.plan-filter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 7px; }
.plan-filter-grid label > span { display: block; margin: 0 0 3px; color: var(--ink-muted); font-size: 7px; font-weight: 780; }
.plan-filter-grid select { width: 100%; min-width: 0; height: 30px; border: 1px solid var(--line); border-radius: 7px; background: #fff; padding: 0 5px; color: var(--ink-soft); font-size: 7.5px; outline: none; }
.plan-filter-actions { margin-top: 7px; display: flex; align-items: center; justify-content: space-between; gap: 6px; color: var(--ink-soft); font-size: 7.5px; font-weight: 720; }
.plan-filter-actions label { display: flex; align-items: center; gap: 4px; cursor: pointer; }
.plan-filter-actions input { margin: 0; accent-color: var(--primary); }
.plan-filter-actions button { border: 0; background: none; padding: 4px; color: var(--primary); font-size: 7.5px; font-weight: 800; cursor: pointer; }
#planFilterSummary { margin: 6px 0 0; color: var(--ink-muted); font-size: 7.5px; line-height: 1.35; }
.plan-filter-empty { padding: 14px 8px; border: 1px dashed var(--line-dark); border-radius: 10px; text-align: center; }
.plan-filter-empty strong, .plan-filter-empty span { display: block; }
.plan-filter-empty strong { font-size: 10px; }
.plan-filter-empty span { margin-top: 3px; color: var(--ink-muted); font-size: 8px; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.face-toolbar { min-height: 50px; background: #fff; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 7px 12px; overflow-x: auto; }
.face-tabs { display: flex; gap: 4px; min-width: max-content; }
.face-tab { height: 34px; padding: 0 11px; border: 1px solid transparent; background: transparent; border-radius: 8px; color: var(--ink-muted); cursor: pointer; font-size: 10.5px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.face-tab:hover { background: var(--paper); color: var(--ink); }
.face-tab.active { background: var(--ink); color: #fff; }
.face-tab-count { min-width: 17px; height: 17px; border-radius: 999px; display: inline-grid; place-items: center; padding: 0 4px; background: rgba(255,255,255,.2); font-size: 8px; }
.face-tab:not(.active) .face-tab-count { background: var(--paper-2); color: var(--ink-muted); }
.canvas-controls { display: flex; align-items: center; gap: 5px; min-width: max-content; }
.canvas-controls > span { font-size: 9px; color: var(--ink-muted); margin-right: 5px; }
.canvas-controls .icon-button { width: 29px; height: 29px; border-radius: 7px; }
.zoom-value { border: 0; background: transparent; color: var(--ink-muted); font-size: 9px; width: 38px; cursor: pointer; }
.canvas-stage { position: relative; flex: 1; min-height: 0; overflow: auto; display: grid; place-items: center; padding: 38px; background-color: #e9ebed; background-image: radial-gradient(circle at 1px 1px, rgba(19,34,54,.13) 1px, transparent 0); background-size: 22px 22px; }
.design-canvas { display: block; max-width: none; background: #fbfbfa; border-radius: 8px; box-shadow: 0 18px 45px rgba(19,34,54,.14), 0 0 0 1px rgba(19,34,54,.08); touch-action: none; transition: width .2s var(--ease), height .2s var(--ease); }
.design-canvas.drag-target { box-shadow: 0 18px 48px rgba(91,92,226,.24), 0 0 0 3px rgba(91,92,226,.45); }
.grid-line { stroke: #dce1e4; stroke-width: 1; vector-effect: non-scaling-stroke; }
.grid-line.major { stroke: #cbd2d7; }
.board-label { font-size: 8px; fill: #8c96a1; user-select: none; }
.tile-group { cursor: grab; touch-action: none; filter: drop-shadow(0 4px 3px rgba(19,34,54,.13)); }
.tile-group:active { cursor: grabbing; }
.tile-group .tile-body { stroke: rgba(255,255,255,.86); stroke-width: 3; vector-effect: non-scaling-stroke; transition: filter .16s, opacity .16s; }
.tile-group .tile-inner { fill: none; stroke: rgba(19,34,54,.15); stroke-width: 1.2; vector-effect: non-scaling-stroke; pointer-events: none; }
.tile-group:hover .tile-body { filter: brightness(1.04); }
.tile-group.selected .tile-body { stroke: var(--ink); stroke-width: 3.5; }
.tile-group.selected .tile-selection { display: block; }
.tile-selection { display: none; fill: none; stroke: var(--primary); stroke-width: 2; stroke-dasharray: 5 4; vector-effect: non-scaling-stroke; pointer-events: none; }
.tile-label { fill: rgba(19,34,54,.58); font-size: 8px; font-weight: 800; text-anchor: middle; pointer-events: none; user-select: none; }
.canvas-empty-state { position: absolute; z-index: 0; text-align: center; color: var(--ink-muted); pointer-events: none; }
.canvas-empty-state.hidden { display: none; }
.canvas-empty-state h3 { color: var(--ink-soft); margin: 14px 0 4px; font-size: 15px; }
.canvas-empty-state p { margin: 0 auto; max-width: 300px; font-size: 11px; }
.empty-shape-stack { width: 80px; height: 64px; margin: auto; position: relative; opacity: .42; }
.empty-shape-stack span { position: absolute; width: 45px; height: 45px; border: 2px solid var(--ink-muted); border-radius: 7px; background: rgba(255,255,255,.5); }
.empty-shape-stack span:nth-child(1) { left: 4px; top: 14px; transform: rotate(-9deg); }
.empty-shape-stack span:nth-child(2) { right: 3px; top: 9px; transform: rotate(8deg); }
.empty-shape-stack span:nth-child(3) { left: 20px; top: 1px; transform: rotate(1deg); }
.canvas-hint { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); background: rgba(19,34,54,.84); color: #fff; border-radius: 999px; padding: 7px 11px; font-size: 9px; font-weight: 650; display: flex; align-items: center; gap: 6px; pointer-events: none; opacity: .76; white-space: nowrap; }
.canvas-hint span { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); }
.drag-ghost { position: fixed; z-index: 999; pointer-events: none; display: none; width: 58px; height: 58px; transform: translate(-50%, -50%); filter: drop-shadow(0 9px 7px rgba(19,34,54,.28)); opacity: .87; }
.drag-ghost.active { display: grid; place-items: center; }
.drag-ghost svg { width: 100%; height: 100%; overflow: visible; }
.canvas-footer { min-height: 40px; background: #fff; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; padding: 0 14px; }
.selection-summary { display: flex; align-items: center; gap: 7px; color: var(--ink-muted); font-size: 9.5px; }
.selection-dot { width: 7px; height: 7px; border: 1px solid #a5afb9; border-radius: 50%; }
.keyboard-hints { display: flex; gap: 13px; color: #8c96a1; font-size: 8.5px; }
kbd { min-width: 17px; height: 17px; padding: 0 4px; display: inline-grid; place-items: center; background: var(--paper-2); border: 1px solid var(--line); border-bottom-color: #c6ccd1; border-radius: 4px; font: inherit; margin-right: 3px; }
.preview-card, .buildability-card, .balance-card, .equilibrium-card, .robustness-card, .bom-card, .inspector-card { border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.preview-card { padding: 13px; }
.preview-card-header h2 { font-size: 14px; }
.preview-stage { height: 210px; margin: 8px -4px 0; display: grid; place-items: center; background: linear-gradient(#fff, #f9fafb); border-radius: 10px; overflow: hidden; }
#buildingPreview { width: 100%; height: 100%; overflow: visible; }
.preview-placeholder-text { fill: #8a949f; font-size: 11px; text-anchor: middle; }
.preview-ground { fill: #edf0f2; stroke: #dce1e4; stroke-width: 1; }
.preview-tile { stroke: rgba(255,255,255,.82); stroke-width: 1.4; stroke-linejoin: round; filter: drop-shadow(0 2px 1px rgba(19,34,54,.1)); }
.preview-edge { fill: none; stroke: rgba(19,34,54,.2); stroke-width: .8; }
.preview-dimensions { min-height: 26px; border-top: 1px solid var(--line); padding-top: 8px; display: flex; justify-content: center; gap: 12px; color: var(--ink-muted); font-size: 8.5px; }
.preview-dimensions span { display: flex; align-items: center; gap: 4px; }
.preview-dimensions b { color: var(--ink-soft); }
.buildability-card { padding: 13px; margin-top: 10px; }
.buildability-head { display: flex; align-items: center; gap: 11px; }
.buildability-icon { width: 37px; height: 37px; border-radius: 50%; background: var(--mint-soft); color: #319b7d; display: grid; place-items: center; font-weight: 900; flex: 0 0 auto; }
.buildability-card.warning .buildability-icon { background: var(--amber-soft); color: #b77b17; }
.buildability-card.danger .buildability-icon { background: var(--coral-soft); color: #c6503d; }
.buildability-head h3 { font-size: 13px; margin: 1px 0 0; }
.buildability-head p { margin: 1px 0 0; color: var(--ink-muted); font-size: 9px; }
.buildability-meter { height: 4px; border-radius: 999px; overflow: hidden; background: var(--paper-2); margin-top: 11px; }
.buildability-meter i { display: block; height: 100%; width: 100%; background: var(--mint); border-radius: 999px; transition: width .3s var(--ease), background .3s; }
.buildability-card.warning .buildability-meter i { background: var(--amber); }
.buildability-card.danger .buildability-meter i { background: var(--coral); }
.balance-card { margin-top: 10px; padding: 13px; background: linear-gradient(145deg, #fff, #fafaff); }
.balance-card[data-status="feasible"] { border-color: rgba(88,201,167,.55); background: linear-gradient(145deg, #fff, #f7fffc); }
.balance-card[data-status="sensitive"] { border-color: #ead7ad; background: linear-gradient(145deg, #fff, #fffbf2); }
.balance-card[data-status="infeasible"] { border-color: #ecc1b9; background: linear-gradient(145deg, #fff, #fff8f6); }
.balance-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.balance-card-head h3 { margin: 1px 0 0; font-size: 13px; }
.balance-card-head > span { padding: 4px 6px; border-radius: 999px; background: var(--paper-2); color: var(--ink-muted); font-size: 6.8px; font-weight: 850; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.balance-card[data-status="feasible"] .balance-card-head > span { background: var(--mint-soft); color: #277d67; }
.balance-card[data-status="sensitive"] .balance-card-head > span { background: var(--amber-soft); color: #936415; }
.balance-card[data-status="infeasible"] .balance-card-head > span { background: var(--coral-soft); color: #9a4033; }
.balance-card > p { margin: 5px 0 0; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }
.balance-visual { margin-top: 10px; padding: 5px 6px 6px; border: 1px solid var(--line); border-radius: 10px; background: #fbfcfe; }
#balancePlot { display: block; width: 100%; height: 104px; }
.balance-grid-line { stroke: #e8ebef; stroke-width: .7; }
.balance-contact-patch { fill: rgba(88,174,232,.18); stroke: rgba(74,151,204,.5); stroke-width: 1; }
.balance-support-hull { fill: rgba(91,92,226,.1); stroke: #5b5ce2; stroke-width: 1.8; stroke-linejoin: round; }
.balance-governing-edge { stroke: #ef7c66; stroke-width: 3; stroke-linecap: round; }
.balance-com-ring { fill: #fff; stroke: #ef7c66; stroke-width: 2.2; }
.balance-com-cross { stroke: #ef7c66; stroke-width: 1.5; stroke-linecap: round; }
.balance-empty-mark { fill: #9ca6b0; font-size: 22px; font-weight: 800; text-anchor: middle; }
.balance-empty-copy { fill: #9ca6b0; font-size: 7px; text-anchor: middle; }
.balance-legend { display: flex; justify-content: center; gap: 13px; color: var(--ink-muted); font-size: 6.8px; }
.balance-legend span { display: flex; align-items: center; gap: 4px; }
.balance-legend i { width: 10px; height: 6px; border-radius: 2px; background: rgba(91,92,226,.12); border: 1px solid #5b5ce2; }
.balance-legend span:last-child i { width: 7px; height: 7px; border-radius: 50%; background: #fff; border: 2px solid #ef7c66; }
.balance-metrics { margin-top: 8px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; }
.balance-metrics div { padding: 7px 4px; border-radius: 8px; background: var(--paper); text-align: center; }
.balance-metrics strong, .balance-metrics small { display: block; }
.balance-metrics strong { font-size: 10px; }
.balance-metrics small { margin-top: 1px; color: var(--ink-muted); font-size: 6.6px; text-transform: uppercase; letter-spacing: .04em; }
.balance-uncertainty, .balance-boundary { display: block; color: var(--ink-muted); font-size: 7px; line-height: 1.45; }
.balance-uncertainty { margin-top: 7px; }
.balance-boundary { margin-top: 7px; padding-top: 7px; border-top: 1px solid var(--line); }
.balance-card .text-button { margin-top: 7px; color: var(--primary); font-size: 8px; }
.equilibrium-card { margin-top: 10px; padding: 13px; background: linear-gradient(145deg, #fff, #f8fafc); }
.equilibrium-card[data-status="pending"] { border-color: #cfd6f4; }
.equilibrium-card[data-status="feasible"] { border-color: rgba(88,201,167,.55); background: linear-gradient(145deg, #fff, #f7fffc); }
.equilibrium-card[data-status="sensitive"] { border-color: #ead7ad; background: linear-gradient(145deg, #fff, #fffbf2); }
.equilibrium-card[data-status="infeasible"] { border-color: #ecc1b9; background: linear-gradient(145deg, #fff, #fff8f6); }
.equilibrium-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.equilibrium-card-head h3 { margin: 1px 0 0; font-size: 13px; }
.equilibrium-card-head > span { padding: 4px 6px; border-radius: 999px; background: var(--paper-2); color: var(--ink-muted); font-size: 6.8px; font-weight: 850; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.equilibrium-card[data-status="pending"] .equilibrium-card-head > span { background: #eef0ff; color: #5558ae; }
.equilibrium-card[data-status="feasible"] .equilibrium-card-head > span { background: var(--mint-soft); color: #277d67; }
.equilibrium-card[data-status="sensitive"] .equilibrium-card-head > span { background: var(--amber-soft); color: #936415; }
.equilibrium-card[data-status="infeasible"] .equilibrium-card-head > span { background: var(--coral-soft); color: #9a4033; }
.equilibrium-card > p { margin: 5px 0 0; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }
.equilibrium-surface-field { margin-top: 9px; display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 8px; color: var(--ink-muted); font-size: 7px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.equilibrium-surface-field select { min-width: 0; height: 28px; padding: 0 8px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink-soft); font: inherit; text-transform: none; letter-spacing: 0; }
.equilibrium-metrics { margin-top: 8px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; }
.equilibrium-metrics div { padding: 7px 4px; border-radius: 8px; background: var(--paper); text-align: center; }
.equilibrium-metrics strong, .equilibrium-metrics small { display: block; }
.equilibrium-metrics strong { font-size: 10px; }
.equilibrium-metrics small { margin-top: 1px; color: var(--ink-muted); font-size: 6.4px; text-transform: uppercase; letter-spacing: .04em; }
.equilibrium-meter { height: 4px; margin-top: 7px; border-radius: 999px; overflow: hidden; background: var(--paper-2); }
.equilibrium-meter i { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--mint); transition: width .25s var(--ease), background .25s; }
.equilibrium-card[data-status="pending"] .equilibrium-meter i { width: 35%; background: var(--primary); animation: equilibrium-pulse 1s ease-in-out infinite alternate; }
.equilibrium-card[data-status="sensitive"] .equilibrium-meter i { background: var(--amber); }
.equilibrium-card[data-status="infeasible"] .equilibrium-meter i { background: var(--coral); }
.equilibrium-governing, .equilibrium-solver, .equilibrium-boundary { display: block; color: var(--ink-muted); font-size: 7px; line-height: 1.45; }
.equilibrium-governing { margin-top: 7px; color: var(--ink-soft); }
.equilibrium-solver { margin-top: 3px; }
.equilibrium-boundary { margin-top: 7px; padding-top: 7px; border-top: 1px solid var(--line); }
.equilibrium-card .text-button { margin-top: 7px; color: var(--primary); font-size: 8px; }
@keyframes equilibrium-pulse { from { transform: translateX(-15%); opacity: .55; } to { transform: translateX(190%); opacity: 1; } }
.robustness-card { margin-top: 10px; padding: 13px; background: linear-gradient(145deg, #fff, #f8fafc); }
.robustness-card[data-status="pending"] { border-color: #cfd6f4; }
.robustness-card[data-status="feasible"] { border-color: rgba(88,201,167,.55); background: linear-gradient(145deg, #fff, #f7fffc); }
.robustness-card[data-status="sensitive"] { border-color: #ead7ad; background: linear-gradient(145deg, #fff, #fffbf2); }
.robustness-card[data-status="infeasible"] { border-color: #ecc1b9; background: linear-gradient(145deg, #fff, #fff8f6); }
.robustness-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.robustness-card-head h3 { margin: 1px 0 0; font-size: 13px; }
.robustness-card-head > span { padding: 4px 6px; border-radius: 999px; background: var(--paper-2); color: var(--ink-muted); font-size: 6.8px; font-weight: 850; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.robustness-card[data-status="pending"] .robustness-card-head > span { background: #eef0ff; color: #5558ae; }
.robustness-card[data-status="feasible"] .robustness-card-head > span { background: var(--mint-soft); color: #277d67; }
.robustness-card[data-status="sensitive"] .robustness-card-head > span { background: var(--amber-soft); color: #936415; }
.robustness-card[data-status="infeasible"] .robustness-card-head > span { background: var(--coral-soft); color: #9a4033; }
.robustness-card > p { margin: 5px 0 0; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }
.robustness-metrics { margin-top: 8px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 5px; }
.robustness-metrics div { padding: 7px 4px; border-radius: 8px; background: var(--paper); text-align: center; }
.robustness-metrics strong, .robustness-metrics small { display: block; }
.robustness-metrics strong { font-size: 10px; }
.robustness-metrics small { margin-top: 1px; color: var(--ink-muted); font-size: 6.4px; text-transform: uppercase; letter-spacing: .04em; }
.robustness-meter { height: 4px; margin-top: 7px; border-radius: 999px; overflow: hidden; background: var(--paper-2); }
.robustness-meter i { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--mint); transition: width .25s var(--ease), background .25s; }
.robustness-card[data-status="pending"] .robustness-meter i { width: 35%; background: var(--primary); animation: equilibrium-pulse 1s ease-in-out infinite alternate; }
.robustness-card[data-status="sensitive"] .robustness-meter i { background: var(--amber); }
.robustness-card[data-status="infeasible"] .robustness-meter i { background: var(--coral); }
.robustness-governing, .robustness-solver, .robustness-boundary { display: block; color: var(--ink-muted); font-size: 7px; line-height: 1.45; }
.robustness-governing { margin-top: 7px; color: var(--ink-soft); }
.robustness-solver { margin-top: 3px; }
.robustness-boundary { margin-top: 7px; padding-top: 7px; border-top: 1px solid var(--line); }
.robustness-card .text-button { margin-top: 7px; color: var(--primary); font-size: 8px; }
.bom-card { margin-top: 10px; padding: 13px; }
.bom-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.bom-heading h3 { margin: 1px 0 0; font-size: 15px; }
.bom-heading .text-button { font-size: 9px; }
.bom-list { display: grid; gap: 6px; margin-top: 12px; }
.bom-row { min-height: 37px; display: grid; grid-template-columns: 27px 1fr auto; align-items: center; gap: 7px; padding: 5px 7px; border-radius: 8px; background: var(--paper); }
.bom-row-icon { width: 24px; height: 24px; display: grid; place-items: center; }
.bom-row-icon svg { width: 21px; height: 21px; }
.bom-row-copy strong { display: block; font-size: 9.5px; }
.bom-row-copy small { display: block; font-size: 7.5px; color: var(--ink-muted); }
.bom-row-count { text-align: right; }
.bom-row-count strong { display: block; font-size: 10px; }
.bom-row-count small { display: block; font-size: 7.5px; color: var(--mint); }
.bom-row-count small.short { color: var(--coral); }
.bom-empty { color: var(--ink-muted); font-size: 9px; padding: 12px 4px; text-align: center; }
.inspector-card { margin-top: 10px; min-height: 87px; padding: 13px; }
.inspector-empty { display: flex; align-items: center; gap: 10px; color: var(--ink-muted); font-size: 9px; }
.inspector-empty p { margin: 0; line-height: 1.45; }
.inspector-symbol { font-size: 26px; color: #b3bac2; }
.inspector-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.inspector-heading h3 { margin: 1px 0 0; font-size: 12px; }
.tile-id { color: var(--ink-muted); font-size: 8px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.inspector-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 10px; }
.inspector-fields label { font-size: 8px; color: var(--ink-muted); }
.inspector-fields select { margin-top: 3px; width: 100%; height: 30px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink); padding: 0 6px; font-size: 9px; }
.inspector-meta { color: var(--ink-muted); font-size: 8px; margin-top: 8px; }


/* 3D assembly graph workspace */
.canvas-mode-row { display: flex; align-items: center; gap: 10px; min-width: 0; }
.workspace-switch { display: inline-flex; align-items: center; gap: 3px; padding: 3px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); flex: 0 0 auto; }
.workspace-switch button { height: 29px; border: 0; border-radius: 7px; background: transparent; color: var(--ink-muted); padding: 0 9px; display: inline-flex; align-items: center; gap: 5px; cursor: pointer; font-size: 9.5px; font-weight: 760; white-space: nowrap; }
.workspace-switch button svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.workspace-switch button small { padding: 2px 4px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); font-size: 6.5px; text-transform: uppercase; letter-spacing: .06em; }
.workspace-switch button.active { background: #fff; color: var(--ink); box-shadow: 0 2px 8px rgba(19,34,54,.09); }
.workspace-switch button.active small { background: var(--primary); color: #fff; }
.assembly-status { min-width: max-content; color: var(--ink-muted); font-size: 9px; display: flex; align-items: center; gap: 5px; }
.assembly-status[hidden] { display: none; }
.assembly-status strong { color: var(--ink-soft); }
.assembly-status .status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 3px var(--mint-soft); margin-right: 2px; }
.assembly-controls[hidden] { display: none; }
.connector-toggle.active { color: var(--primary); background: var(--primary-soft); }

.canvas-stage.assembly-stage { padding: 14px; overflow: hidden; background-color: #e7eaee; background-image: radial-gradient(circle at 1px 1px, rgba(19,34,54,.12) 1px, transparent 0); background-size: 24px 24px; }
.design-canvas.assembly-canvas { width: 100% !important; height: 100% !important; min-height: 420px; max-width: 1160px; background: linear-gradient(180deg, #f9fbfc 0%, #edf1f4 100%); border-radius: 14px; cursor: grab; touch-action: none; }
.design-canvas.assembly-canvas:active { cursor: grabbing; }
.design-canvas.assembly-canvas.drag-target { box-shadow: 0 20px 55px rgba(91,92,226,.22), 0 0 0 3px rgba(91,92,226,.45); }
.assembly-sky { fill: url(#assemblySkyGradient); }
.assembly-ground { fill: rgba(255,255,255,.74); stroke: #cfd6dc; stroke-width: 1; }
.assembly-grid-line { stroke: rgba(75,89,103,.14); stroke-width: 1; vector-effect: non-scaling-stroke; }
.assembly-grid-line.major { stroke: rgba(75,89,103,.25); }
.assembly-axis { stroke-width: 1.5; vector-effect: non-scaling-stroke; opacity: .65; }
.assembly-axis-label { font-size: 9px; font-weight: 800; fill: #7d8792; }
.assembly-tile-group { cursor: grab; touch-action: none; }
body.tile-dragging .assembly-tile-group { cursor: grabbing; }
.assembly-tile-body { stroke: rgba(255,255,255,.9); stroke-width: 2.4; stroke-linejoin: round; vector-effect: non-scaling-stroke; filter: drop-shadow(0 4px 3px rgba(19,34,54,.16)); transition: filter .14s ease, opacity .14s ease, stroke .14s ease; }
.assembly-tile-group:hover .assembly-tile-body { filter: drop-shadow(0 7px 5px rgba(19,34,54,.22)) brightness(1.04); }
.assembly-tile-group:focus-visible .assembly-tile-body { stroke: var(--primary); stroke-width: 4; filter: drop-shadow(0 0 7px rgba(91,92,226,.6)); }
.assembly-tile-group.selected .assembly-tile-body { stroke: var(--ink); stroke-width: 3.2; filter: drop-shadow(0 8px 6px rgba(19,34,54,.24)); }
.assembly-tile-inner { fill: none; stroke: rgba(19,34,54,.15); stroke-width: 1; vector-effect: non-scaling-stroke; pointer-events: none; }
.assembly-tile-label { fill: rgba(19,34,54,.58); font-size: 8px; font-weight: 850; text-anchor: middle; pointer-events: none; }
.assembly-selection-ring { fill: none; stroke: var(--primary); stroke-width: 2; stroke-dasharray: 5 4; vector-effect: non-scaling-stroke; pointer-events: none; }
.connection-line { fill: none; stroke: var(--mint); stroke-width: 2.5; stroke-linecap: round; vector-effect: non-scaling-stroke; opacity: .8; pointer-events: none; }
.connection-line.active { stroke: var(--primary); stroke-width: 4; opacity: 1; filter: drop-shadow(0 0 4px rgba(91,92,226,.46)); }
.connector-segment { fill: none; stroke-linecap: round; vector-effect: non-scaling-stroke; cursor: crosshair; transition: opacity .15s, stroke-width .15s, filter .15s; }
.connector-segment.open { stroke: var(--amber); stroke-width: 4.5; opacity: .78; }
.connector-segment.open:hover, .connector-segment.snap-candidate { stroke: var(--primary); stroke-width: 7; opacity: 1; filter: drop-shadow(0 0 5px rgba(91,92,226,.55)); }
.connector-segment:focus-visible { outline: none; stroke: var(--primary); stroke-width: 8; opacity: 1; filter: drop-shadow(0 0 7px rgba(91,92,226,.72)); }
.connector-segment.occupied { stroke: var(--mint); stroke-width: 3; opacity: .48; }
.connector-hit { fill: none; stroke: transparent; stroke-width: 16; cursor: crosshair; vector-effect: non-scaling-stroke; }
.assembly-piece-shadow { fill: rgba(19,34,54,.08); pointer-events: none; }
.assembly-empty-label { fill: #87919c; text-anchor: middle; font-size: 12px; font-weight: 650; }
.assembly-empty-sub { fill: #a0a9b2; text-anchor: middle; font-size: 9px; }

.snap-preview-card { position: absolute; z-index: 3; left: 50%; top: 18px; transform: translateX(-50%); min-width: 210px; padding: 9px 13px 9px 35px; border: 1px solid rgba(91,92,226,.3); border-radius: 11px; background: rgba(255,255,255,.94); box-shadow: 0 10px 28px rgba(19,34,54,.16); pointer-events: none; }
.snap-preview-card[hidden] { display: none; }
.snap-preview-card strong { display: block; color: var(--ink); font-size: 9.5px; }
.snap-preview-card small { display: block; margin-top: 1px; color: var(--ink-muted); font-size: 8px; }
.snap-pulse { position: absolute; left: 13px; top: 50%; width: 10px; height: 10px; transform: translateY(-50%); border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 0 rgba(91,92,226,.4); animation: snapPulse 1.4s infinite; }
@keyframes snapPulse { 70% { box-shadow: 0 0 0 8px rgba(91,92,226,0); } 100% { box-shadow: 0 0 0 0 rgba(91,92,226,0); } }
.canvas-hint b { font: inherit; }

.graph-card { margin-top: 10px; padding: 13px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.graph-card.warning { border-color: #ead7ad; background: #fffdf8; }
.graph-card.danger { border-color: #ecc1b9; background: #fffafa; }
.graph-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.graph-card-head h3 { margin: 1px 0 0; font-size: 13px; }
.graph-health-icon { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: var(--mint-soft); color: #309477; font-size: 17px; font-weight: 900; }
.graph-card.warning .graph-health-icon { background: var(--amber-soft); color: #b77b17; }
.graph-card.danger .graph-health-icon { background: var(--coral-soft); color: #c6503d; }
.graph-metrics { margin-top: 11px; display: grid; grid-template-columns: repeat(3,1fr); gap: 5px; }
.graph-metrics div { padding: 7px 5px; border-radius: 8px; background: var(--paper); text-align: center; }
.graph-metrics strong { display: block; font-size: 12px; }
.graph-metrics small { display: block; margin-top: 1px; color: var(--ink-muted); font-size: 7px; text-transform: uppercase; letter-spacing: .05em; }
.graph-card > p { margin: 9px 0 0; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }

.assembly-inspector { margin-top: 9px; }
.assembly-badges { display: flex; flex-wrap: wrap; gap: 5px; }
.assembly-badges span { padding: 4px 6px; border-radius: 999px; background: var(--paper-2); color: var(--ink-muted); font-size: 7px; font-weight: 760; }
.connection-picker { display: block; margin-top: 9px; color: var(--ink-muted); font-size: 8px; }
.connection-picker select { margin-top: 3px; width: 100%; height: 31px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink); padding: 0 7px; font-size: 8.5px; }
.hinge-control { display: block; margin-top: 10px; }
.hinge-control > span { display: flex; align-items: center; justify-content: space-between; color: var(--ink-muted); font-size: 8px; }
.hinge-control b { color: var(--ink-soft); }
.hinge-control output { color: var(--primary); font-weight: 800; }
.hinge-control input { width: 100%; margin: 7px 0 0; accent-color: var(--primary); }
.hinge-control.disabled { opacity: .42; pointer-events: none; }
.assembly-inspector-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; margin-top: 8px; }
.assembly-inspector-actions button { min-height: 28px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink-soft); font-size: 7.5px; font-weight: 760; cursor: pointer; }
.assembly-inspector-actions button:hover:not(:disabled) { border-color: #bfc0e8; background: var(--primary-soft); color: var(--primary); }
.assembly-inspector-actions button.danger { grid-column: 1 / -1; color: #b84b3b; }
.assembly-inspector-actions button:disabled { opacity: .38; cursor: default; }
.assembly-inspector-note { margin: 8px 0 0; color: var(--ink-muted); font-size: 7.5px; line-height: 1.45; }

/* Library and inventory */
.page-hero { padding-block: 72px 44px; display: flex; align-items: flex-end; justify-content: space-between; gap: 36px; }
.page-hero h1 { font-size: clamp(46px, 5.5vw, 68px); margin: 13px 0 10px; }
.page-hero p { max-width: 620px; color: var(--ink-muted); margin: 0; font-size: 15px; }
.page-hero-actions { display: flex; gap: 10px; padding-bottom: 5px; }
.library-content { padding-bottom: 100px; }
.library-toolbar { border-top: 1px solid var(--line); padding: 22px 0; display: flex; justify-content: space-between; align-items: center; }
.search-field { width: min(360px, 100%); height: 43px; border: 1px solid var(--line); border-radius: 11px; background: #fff; display: flex; align-items: center; gap: 9px; padding: 0 12px; }
.search-field svg { width: 17px; height: 17px; fill: none; stroke: var(--ink-muted); stroke-width: 1.6; }
.search-field input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font-size: 13px; }
.library-summary { color: var(--ink-muted); font-size: 12px; }
.design-library-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.saved-design-card { border: 1px solid var(--line); border-radius: 16px; background: #fff; overflow: hidden; transition: .22s var(--ease); }
.saved-design-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.saved-design-preview { width: 100%; height: 210px; padding: 0; border: 0; background: #eef1f5; display: grid; place-items: center; position: relative; overflow: hidden; cursor: pointer; }
.saved-design-preview::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 1px 1px, rgba(19,34,54,.13) 1px, transparent 0); background-size: 18px 18px; opacity: .45; }
.saved-design-preview svg { width: 90%; height: 90%; position: relative; }
.saved-status { position: absolute; right: 12px; bottom: 11px; z-index: 2; padding: 5px 8px; border-radius: 999px; background: rgba(255,255,255,.9); color: var(--ink-muted); font-size: 8px; font-weight: 800; letter-spacing: .02em; box-shadow: 0 3px 10px rgba(19,34,54,.1); }
.saved-design-actions .button-danger, .saved-design-actions .danger { color: #b84b3b; }
.saved-design-actions .danger:hover { border-color: #e5a49a; background: var(--coral-soft); }

.saved-design-copy { padding: 16px; }
.saved-design-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.saved-design-copy h3 { margin: 0; font-size: 16px; letter-spacing: -.02em; }
.saved-design-copy p { margin: 4px 0 0; color: var(--ink-muted); font-size: 10px; }
.design-menu { position: relative; }
.design-menu-button { border: 0; background: var(--paper); border-radius: 8px; width: 30px; height: 30px; cursor: pointer; font-weight: 900; letter-spacing: 2px; }
.saved-design-meta { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: var(--ink-muted); font-size: 9px; }
.saved-design-actions { display: flex; gap: 7px; margin-top: 13px; }
.saved-design-actions .button { flex: 1; min-height: 37px; padding: 8px; font-size: 10px; }
.library-empty { display: none; min-height: 430px; border: 1px dashed var(--line-dark); border-radius: 20px; background: rgba(255,255,255,.45); place-items: center; align-content: center; text-align: center; padding: 40px; }
.library-empty.active { display: grid; }
.library-empty h2 { margin: 19px 0 6px; }
.library-empty p { color: var(--ink-muted); margin: 0 0 22px; }
.library-empty-art { width: 140px; height: 95px; position: relative; }
.library-empty-art span { position: absolute; width: 66px; height: 66px; border: 2px solid #9ca6b1; border-radius: 11px; background: rgba(255,255,255,.7); }
.library-empty-art span:nth-child(1) { left: 4px; bottom: 0; transform: rotate(-11deg); }
.library-empty-art span:nth-child(2) { right: 4px; bottom: 2px; transform: rotate(13deg); }
.library-empty-art span:nth-child(3) { left: 36px; top: 0; transform: rotate(2deg); border-color: var(--primary); background: var(--primary-soft); }
.inventory-total-card { min-width: 150px; height: 115px; border: 1px solid var(--line); border-radius: 17px; background: #fff; padding: 17px; display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr; align-items: end; box-shadow: var(--shadow-sm); }
.inventory-total-card small { grid-column: 1 / -1; color: var(--ink-muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; align-self: start; }
.inventory-total-card strong { font-size: 44px; line-height: 1; letter-spacing: -.05em; }
.inventory-total-card span { color: var(--ink-muted); font-size: 10px; padding-bottom: 5px; }
.inventory-layout { display: grid; grid-template-columns: 1fr 340px; gap: 24px; padding-bottom: 110px; }
.inventory-main-card, .preset-card, .dimension-card { border: 1px solid var(--line); border-radius: var(--radius-md); background: #fff; box-shadow: 0 7px 22px rgba(19,34,54,.04); }
.inventory-main-card { padding: 25px; }
.inventory-card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 15px; padding-bottom: 19px; border-bottom: 1px solid var(--line); }
.inventory-card-actions { display: flex; align-items: center; gap: 14px; }
.inventory-colour-toggle { display: flex; align-items: center; gap: 6px; color: var(--ink-soft); font-size: 10px; font-weight: 750; }
.inventory-card-header h2, .preset-card h2, .dimension-card h2 { margin: 2px 0 0; font-size: 22px; letter-spacing: -.03em; }
.inventory-rows { display: grid; }
.inventory-row { min-height: 94px; display: grid; grid-template-columns: 70px 1fr 190px; align-items: center; gap: 18px; border-bottom: 1px solid var(--line); }
.inventory-piece-art { width: 64px; height: 64px; display: grid; place-items: center; background: var(--paper); border-radius: 12px; }
.inventory-piece-art svg { width: 48px; height: 48px; filter: drop-shadow(0 5px 3px rgba(19,34,54,.12)); }
.inventory-colour-grid { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.inventory-colour-grid label { min-width: 54px; height: 28px; display: flex; align-items: center; gap: 4px; padding: 3px 5px; border: 1px solid var(--line); border-radius: 7px; background: var(--paper); }
.inventory-colour-grid i { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; }
.inventory-colour-grid input { width: 30px; min-width: 0; border: 0; background: transparent; text-align: center; font-size: 10px; font-weight: 780; outline: 0; }
.visual-fit-note { color: var(--primary); }
.inventory-piece-copy h3 { margin: 0; font-size: 15px; }
.inventory-piece-copy p { margin: 3px 0 0; color: var(--ink-muted); font-size: 10px; }
.inventory-counter { height: 44px; display: grid; grid-template-columns: 42px 1fr 42px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.inventory-counter button { border: 0; background: var(--paper); cursor: pointer; font-size: 18px; color: var(--ink-soft); }
.inventory-counter button:hover { background: var(--paper-2); }
.inventory-counter input { min-width: 0; width: 100%; border: 0; border-inline: 1px solid var(--line); text-align: center; font-weight: 780; outline: none; appearance: textfield; }
.inventory-counter input::-webkit-inner-spin-button { display: none; }
.inventory-save-row { padding-top: 20px; display: flex; justify-content: space-between; align-items: center; }
.inventory-save-row > span { color: var(--ink-muted); font-size: 10px; }
.inventory-sidebar { display: grid; gap: 18px; align-content: start; }
.preset-card, .dimension-card { padding: 23px; }
.preset-card > p, .dimension-card > p { color: var(--ink-muted); font-size: 11px; line-height: 1.6; }
.preset-list { display: grid; gap: 8px; margin-top: 18px; }
.preset-button { width: 100%; min-height: 55px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); display: flex; align-items: center; justify-content: space-between; text-align: left; cursor: pointer; }
.preset-button:hover { border-color: #b8bae3; background: #fafaff; }
.preset-button strong { display: block; font-size: 11px; }
.preset-button small { display: block; color: var(--ink-muted); margin-top: 2px; font-size: 8.5px; }
.preset-button > span:last-child { color: var(--primary); font-size: 11px; font-weight: 790; }
.dimension-hero { margin: 20px 0 14px; height: 117px; border-radius: 14px; background: var(--ink); color: #fff; display: grid; grid-template-columns: auto auto; grid-template-rows: 1fr auto; place-content: center; align-items: end; gap: 0 6px; }
.dimension-hero strong { font-size: 44px; line-height: .95; letter-spacing: -.05em; }
.dimension-hero > span { color: #aeb7c4; padding-bottom: 4px; font-size: 12px; }
.dimension-hero small { grid-column: 1 / -1; text-align: center; color: #9da7b5; margin-top: 6px; font-size: 9px; }

/* Footer */
.site-footer { background: #fff; border-top: 1px solid var(--line); }
.site-footer-inner { min-height: 118px; display: grid; grid-template-columns: 1fr 1.4fr auto; gap: 35px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand strong { display: block; }
.footer-brand p, .footer-disclaimer { margin: 2px 0 0; color: var(--ink-muted); font-size: 9px; line-height: 1.55; }
.footer-top-button { white-space: nowrap; }

/* Modals */
.modal { padding: 0; border: 0; background: transparent; max-width: none; max-height: none; overflow: visible; }
.modal::backdrop { background: rgba(13, 24, 38, .62); backdrop-filter: blur(7px); }
.modal[open] { animation: modalFade .2s ease; }
.modal[open] .modal-shell { animation: modalRise .3s var(--ease); }
@keyframes modalFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalRise { from { opacity: 0; transform: translateY(12px) scale(.985); } to { opacity: 1; transform: none; } }
.modal-shell { width: min(920px, calc(100vw - 36px)); max-height: min(880px, calc(100vh - 36px)); overflow-y: auto; border-radius: 22px; background: #fff; box-shadow: var(--shadow-lg); }
.modal-small { width: min(490px, calc(100vw - 36px)); }
.modal-large { width: min(980px, calc(100vw - 36px)); }
.modal-header { min-height: 94px; padding: 22px 25px; border-bottom: 1px solid var(--line); display: flex; align-items: flex-start; justify-content: space-between; gap: 22px; }
.modal-header h2 { margin: 3px 0 0; font-size: 25px; letter-spacing: -.035em; }
.modal-header p { color: var(--ink-muted); margin: 4px 0 0; font-size: 11px; }
.modal-close { width: 34px; height: 34px; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 50%; background: #fff; font-size: 22px; line-height: 1; cursor: pointer; color: var(--ink-muted); }
.modal-close:hover { background: var(--paper); color: var(--ink); }
.modal-content { padding: 24px 25px; }
.modal-footer { min-height: 72px; padding: 13px 25px; border-top: 1px solid var(--line); background: #fbfbfa; display: flex; justify-content: flex-end; gap: 9px; border-radius: 0 0 22px 22px; }
.generator-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 25px; }
.generator-preview-card { min-height: 410px; border: 1px solid var(--line); border-radius: 16px; background: #eef0f4; display: flex; flex-direction: column; overflow: hidden; position: relative; }
.generator-preview-card::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 1px 1px, rgba(19,34,54,.13) 1px, transparent 0); background-size: 20px 20px; opacity: .5; }
.generator-preview-card svg { width: 100%; flex: 1; min-height: 0; position: relative; z-index: 1; }
.generator-estimate { min-height: 55px; display: flex; justify-content: space-between; align-items: center; padding: 0 16px; background: rgba(255,255,255,.86); border-top: 1px solid var(--line); position: relative; z-index: 1; }
.generator-estimate span { color: var(--ink-muted); font-size: 10px; }
.generator-estimate strong { font-size: 13px; }
.generator-fields { display: flex; flex-direction: column; gap: 16px; }
.field { display: block; }
.field > span { display: block; margin-bottom: 6px; color: var(--ink-soft); font-size: 10px; font-weight: 760; }
.field input, .field select { width: 100%; height: 43px; border: 1px solid var(--line); border-radius: 9px; background: #fff; padding: 0 12px; outline: none; color: var(--ink); }
.field input:focus, .field select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.field-help { display: block; margin-top: 5px; color: var(--ink-muted); font-size: 7.5px; line-height: 1.4; }
.field-grid { display: grid; gap: 10px; }
.field-grid.three { grid-template-columns: repeat(3, 1fr); }
.unit-input { position: relative; }
.unit-input input { padding-right: 41px; }
.unit-input small { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--ink-muted); font-size: 8px; pointer-events: none; }
.segmented-control { height: 43px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); padding: 3px; display: grid; grid-template-columns: repeat(3, 1fr); }
.segmented-control input { position: absolute; opacity: 0; pointer-events: none; }
.segmented-control label { display: grid; place-items: center; border-radius: 6px; color: var(--ink-muted); font-size: 10px; font-weight: 710; cursor: pointer; }
.segmented-control input:checked + label { background: #fff; color: var(--ink); box-shadow: 0 2px 8px rgba(19,34,54,.08); }
.option-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.check-option { min-height: 72px; padding: 11px; border: 1px solid var(--line); border-radius: 10px; display: grid; grid-template-columns: 20px 1fr; gap: 9px; cursor: pointer; }
.check-option:hover { background: var(--paper); }
.check-option input { position: absolute; opacity: 0; }
.check-box { width: 19px; height: 19px; border: 1px solid var(--line-dark); border-radius: 5px; color: transparent; display: grid; place-items: center; font-size: 11px; font-weight: 900; }
.check-option input:checked + .check-box { background: var(--primary); color: #fff; border-color: var(--primary); }
.check-option strong { display: block; font-size: 10px; }
.check-option small { display: block; color: var(--ink-muted); font-size: 8px; line-height: 1.4; margin-top: 2px; }
.modal-note { color: var(--ink-muted); font-size: 10px; line-height: 1.55; margin: 12px 0 0; }
.catalog-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.catalog-piece { border: 1px solid var(--line); border-radius: 12px; padding: 13px; background: var(--paper); min-height: 190px; }
.catalog-piece-art { height: 83px; display: grid; place-items: center; }
.catalog-piece-art svg { width: 70px; height: 70px; filter: drop-shadow(0 5px 4px rgba(19,34,54,.12)); }
.catalog-piece h3 { margin: 9px 0 2px; font-size: 11px; }
.catalog-piece p { margin: 0; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }
.catalog-piece dl { margin: 9px 0 0; display: grid; gap: 2px; font-size: 8px; }
.catalog-piece dl div { display: flex; justify-content: space-between; gap: 5px; }
.catalog-piece dt { color: var(--ink-muted); }
.catalog-piece dd { margin: 0; font-weight: 700; text-align: right; }
.catalog-note { margin-top: 17px; border-left: 3px solid var(--primary); background: var(--primary-soft); padding: 14px 15px; }
.catalog-note strong { font-size: 11px; }
.catalog-note p { margin: 3px 0 0; color: #5658a7; font-size: 9px; line-height: 1.55; }

/* Build mode */
.build-modal { width: 100vw; height: 100vh; margin: 0; }
.build-modal::backdrop { background: #e9ebed; backdrop-filter: none; }
.build-modal-shell { width: 100vw; height: 100vh; max-height: none; border-radius: 0; box-shadow: none; overflow: hidden; display: flex; flex-direction: column; }
.build-mode-header { min-height: 78px; border-bottom: 1px solid var(--line); padding: 0 24px; display: grid; grid-template-columns: 1fr minmax(250px, 440px) 1fr; align-items: center; gap: 20px; }
.build-mode-header h2 { margin: 2px 0 0; font-size: 18px; }
.build-mode-header .modal-close { justify-self: end; }
.build-mode-progress span { display: block; text-align: center; color: var(--ink-muted); font-size: 9px; margin-bottom: 6px; }
.build-mode-progress i { display: block; width: 100%; height: 5px; background: var(--paper-2); border-radius: 999px; overflow: hidden; }
.build-mode-progress b { display: block; width: 14%; height: 100%; background: var(--primary); border-radius: 999px; transition: width .3s var(--ease); }
.build-mode-content { flex: 1; min-height: 0; display: grid; grid-template-columns: 1fr 320px; }
.build-step-visual { background-color: #e9ebed; background-image: radial-gradient(circle at 1px 1px, rgba(19,34,54,.13) 1px, transparent 0); background-size: 23px 23px; display: grid; place-items: center; position: relative; min-height: 0; overflow: auto; padding: 55px; }
.build-face-label { position: absolute; left: 22px; top: 18px; padding: 8px 12px; background: rgba(255,255,255,.88); border: 1px solid var(--line); border-radius: 999px; color: var(--ink-muted); font-size: 10px; font-weight: 750; }
#buildStepCanvas { max-width: 80%; max-height: 80%; background: #fff; border-radius: 8px; box-shadow: var(--shadow-md); }
.build-step-sidebar { background: #fff; border-left: 1px solid var(--line); padding: 27px 23px; }
.build-step-sidebar h3 { margin: 4px 0 7px; font-size: 21px; letter-spacing: -.03em; }
.build-step-sidebar > p { color: var(--ink-muted); font-size: 11px; line-height: 1.6; margin: 0; }
.build-step-bom { margin-top: 23px; display: grid; gap: 7px; }
.build-step-bom .bom-row { min-height: 45px; }
.build-check { margin-top: 25px; display: flex; align-items: center; gap: 9px; border-top: 1px solid var(--line); padding-top: 18px; font-size: 11px; font-weight: 700; cursor: pointer; }
.build-check input { width: 19px; height: 19px; accent-color: var(--primary); }
.build-mode-footer { min-height: 72px; border-top: 1px solid var(--line); background: #fff; padding: 12px 24px; display: flex; align-items: center; justify-content: space-between; }

/* Printable Build Packs */
.print-pack-modal::backdrop { background: rgba(13, 24, 38, .72); }
.print-pack-shell { width: min(1120px, calc(100vw - 32px)); max-height: calc(100vh - 28px); }
.print-pack-toolbar { align-items: center; position: sticky; top: 0; z-index: 3; background: rgba(255,255,255,.96); backdrop-filter: blur(14px); }
.print-pack-toolbar > div { flex: 1; }
.print-controls { max-width: 570px; display:flex; align-items:flex-end; justify-content:flex-end; gap:8px; }
.print-control { flex:1 1 130px; min-width:110px; color: var(--ink-muted); font-size: 9px; font-weight: 760; }
.print-control select { width: 100%; height: 36px; margin-top: 4px; border: 1px solid var(--line); border-radius: 8px; background: #fff; padding: 0 9px; color: var(--ink); }
.print-pack { padding: 32px; background: #fff; color: var(--ink); }
.print-pack-cover { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; padding-bottom: 24px; border-bottom: 2px solid var(--ink); }
.print-pack-brand { color: var(--primary); font-size: 10px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.print-pack-cover h1 { margin: 5px 0 3px; font-size: 34px; letter-spacing: -.04em; }
.print-pack-cover p { margin: 0; color: var(--ink-muted); font-size: 11px; }
.print-pack-status { max-width: 290px; padding: 8px 11px; border-radius: 999px; background: var(--primary-soft); color: #4d4fae; font-size: 9px; font-weight: 800; text-align: right; }
.print-pack-status.physical { background: var(--mint-soft); color: #26745c; }
.print-pack-overview { display: grid; grid-template-columns: 1.35fr .65fr; gap: 26px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.print-pack-overview > svg { width: 100%; min-height: 340px; border: 1px solid var(--line); border-radius: 16px; background: #eef0f4; }
.print-pack-overview h2 { margin: 0; font-size: 21px; }
.print-pack-overview h3 { margin: 22px 0 8px; font-size: 12px; }
.print-pack-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 12px; }
.print-pack-metrics div { padding: 9px; border-radius: 9px; background: var(--paper); }
.print-pack-metrics span, .print-pack-metrics strong { display: block; }
.print-pack-metrics span { color: var(--ink-muted); font-size: 7.5px; text-transform: uppercase; letter-spacing: .05em; }
.print-pack-metrics strong { margin-top: 2px; font-size: 12px; }
.print-pack-bom { display: grid; gap: 6px; }
.print-bom-row { display: grid; grid-template-columns: 35px 1fr auto; gap: 8px; align-items: center; min-height: 46px; padding: 6px; border: 1px solid var(--line); border-radius: 9px; }
.print-bom-row > span:first-child svg { width: 32px; height: 32px; }
.print-bom-row strong, .print-bom-row b, .print-bom-row small { display: block; }
.print-bom-row strong { font-size: 9px; }
.print-bom-row > span:last-child { text-align: right; }
.print-bom-row b { font-size: 11px; }
.print-bom-row small { color: var(--ink-muted); font-size: 7px; }
.print-pack-instructions { padding-top: 29px; }
.print-section-heading span { color: var(--primary); font-size: 9px; font-weight: 820; letter-spacing: .09em; text-transform: uppercase; }
.print-section-heading h2 { margin: 3px 0 18px; font-size: 25px; }
.print-pack-steps { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.print-step-card { break-inside: avoid; border: 1px solid var(--line); border-radius: 13px; overflow: hidden; background: #fff; }
.print-step-visual { height: 205px; position: relative; background: #eef0f4; }
.print-step-visual svg { width: 100%; height: 100%; }
.print-step-visual > span { position: absolute; left: 9px; top: 9px; padding: 4px 7px; border-radius: 999px; background: rgba(255,255,255,.9); color: var(--ink-muted); font-size: 7px; font-weight: 760; }
.print-step-copy { display: grid; grid-template-columns: 28px 1fr; gap: 10px; padding: 13px; }
.print-step-number { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: #fff; font-size: 11px; font-weight: 850; }
.print-step-copy small { color: var(--primary); font-size: 7.5px; font-weight: 790; text-transform: uppercase; letter-spacing: .04em; }
.print-step-copy h3 { margin: 3px 0 4px; font-size: 14px; }
.print-step-copy p { margin: 0; color: var(--ink-muted); font-size: 9px; line-height: 1.45; }
.print-step-copy aside { margin-top: 9px; padding: 8px 9px; border-left: 2px solid var(--amber); background: var(--amber-soft); color: #74551e; font-size: 8px; line-height: 1.4; }
.print-step-copy aside strong { margin-right: 4px; }
.print-truth-note { margin-top: 20px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.print-truth-note strong { font-size: 9px; }
.print-truth-note p { margin: 3px 0 0; color: var(--ink-muted); font-size: 8px; line-height: 1.5; }
.print-pack-footer { position: sticky; bottom: 0; z-index: 3; }

/* Four-up graph-derived challenge sheets */
.challenge-sheet { padding:32px; background:#eceef2; color:var(--ink); }
.challenge-sheet-cover { max-width:960px; margin:0 auto 18px; padding:18px 20px; display:flex; align-items:flex-start; justify-content:space-between; gap:20px; border-radius:14px; background:#fff; box-shadow:var(--shadow-sm); }
.challenge-sheet-cover span { color:var(--primary); font-size:9px; font-weight:850; letter-spacing:.11em; text-transform:uppercase; }
.challenge-sheet-cover h1 { margin:4px 0 2px; font-size:27px; letter-spacing:-.035em; }
.challenge-sheet-cover p { margin:0; color:var(--ink-muted); font-size:10px; }
.challenge-sheet-cover > strong { padding:7px 9px; border:1px solid var(--line); border-radius:999px; font-size:8px; white-space:nowrap; }
.challenge-pages { display:grid; gap:22px; }
.challenge-page { width:min(960px,100%); min-height:1180px; margin:0 auto; padding:22px; display:grid; grid-template-rows:auto 1fr; gap:12px; border:1px solid #d7dae0; border-radius:5px; background:#fff; box-shadow:0 12px 30px rgba(19,34,54,.12); overflow:hidden; }
.challenge-page > header { display:flex; align-items:center; justify-content:space-between; gap:14px; padding-bottom:8px; border-bottom:1px solid #bec3ca; color:var(--ink-muted); font-size:8px; font-weight:800; letter-spacing:.06em; text-transform:uppercase; }
.challenge-card-grid { min-height:0; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); grid-template-rows:repeat(2,minmax(0,1fr)); gap:12px; }
.challenge-card { min-width:0; min-height:0; padding:13px; display:grid; grid-template-rows:auto 190px 1fr auto; overflow:hidden; border:2px solid #343b45; border-radius:11px; background:#fff; break-inside:avoid; }
.challenge-card > header { display:flex; align-items:center; justify-content:space-between; gap:9px; color:var(--ink-muted); font-size:7px; font-weight:820; letter-spacing:.06em; text-transform:uppercase; }
.challenge-card-visual { position:relative; min-height:0; margin:7px 0 8px; overflow:hidden; border:1px solid var(--line); border-radius:9px; background:#eef0f4; }
.challenge-card-visual svg { width:100%; height:100%; }
.challenge-card-visual > b { position:absolute; right:7px; bottom:7px; padding:4px 7px; border:1px solid rgba(255,255,255,.8); border-radius:999px; background:rgba(255,255,255,.9); font-size:8px; }
.challenge-card-copy { min-height:0; }
.challenge-card-copy h2 { margin:0; font-size:20px; letter-spacing:-.03em; }
.challenge-card-copy > p { margin:3px 0 8px; color:var(--ink-muted); font-size:8.5px; }
.challenge-card-bom { display:grid; grid-template-columns:1fr 1fr; gap:5px; }
.challenge-card-bom > div { min-width:0; padding:6px 7px; border:1px solid var(--line); border-radius:7px; background:var(--paper); }
.challenge-card-bom strong,.challenge-card-bom small { display:block; }
.challenge-card-bom strong { font-size:8px; }
.challenge-card-bom small { margin-top:2px; color:var(--ink-muted); font-size:6.5px; line-height:1.35; overflow-wrap:anywhere; }
.challenge-card > footer { margin-top:8px; padding-top:7px; display:grid; grid-template-columns:minmax(0,1fr) auto; gap:3px 8px; border-top:1px solid #bec3ca; font-size:6.5px; }
.challenge-card > footer span { color:var(--ink-soft); font-weight:760; }
.challenge-card > footer a { color:var(--primary); font-weight:780; text-align:right; overflow-wrap:anywhere; }
.challenge-card > footer code { grid-column:1 / -1; color:var(--ink-muted); font:600 6px/1.3 ui-monospace,SFMono-Regular,Menlo,monospace; }
.challenge-sheet-truth { max-width:960px; margin:18px auto 0; padding:12px 14px; display:flex; gap:8px; border-radius:10px; background:#fff; color:var(--ink-muted); font-size:8px; line-height:1.45; }
.challenge-sheet-truth strong { color:var(--ink); white-space:nowrap; }

.toast-region { position: fixed; right: 18px; bottom: 18px; z-index: 1200; display: grid; gap: 9px; pointer-events: none; }
.toast { min-width: 250px; max-width: 360px; padding: 12px 14px; background: var(--ink); color: #fff; border-radius: 11px; box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 9px; font-size: 11px; animation: toastIn .3s var(--ease); }
.toast.success::before { content: "✓"; color: var(--mint); font-weight: 900; }
.toast.warning::before { content: "!"; color: var(--amber); font-weight: 900; }
.toast.error::before { content: "×"; color: var(--coral); font-weight: 900; }
.toast.out { animation: toastOut .25s ease forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(6px); } }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.js .reveal.visible { opacity: 1; transform: none; }

/* Print */
@page { margin: 12mm; }
@page snapsembly-challenge-letter { size: Letter portrait; margin: 8mm; }
@page snapsembly-challenge-a4 { size: A4 portrait; margin: 8mm; }
@media print {
  body.printing-build-pack { background: #fff !important; }
  body.printing-build-pack > * { display: none !important; }
  body.printing-build-pack > #printPackModal { display: block !important; position: static !important; width: auto !important; height: auto !important; margin: 0 !important; padding: 0 !important; overflow: visible !important; }
  body.printing-build-pack > #printPackModal::backdrop { display: none !important; }
  body.printing-build-pack .print-pack-shell { width: auto !important; max-height: none !important; overflow: visible !important; border-radius: 0 !important; box-shadow: none !important; }
  body.printing-build-pack .print-pack-toolbar,
  body.printing-build-pack .print-pack-footer { display: none !important; }
  body.printing-build-pack .print-pack { padding: 0 !important; }
  body.printing-build-pack .print-pack-cover h1 { font-size: 26pt; }
  body.printing-build-pack .print-pack-overview { grid-template-columns: 1.3fr .7fr; gap: 8mm; }
  body.printing-build-pack .print-pack-overview > svg { min-height: 72mm; }
  body.printing-build-pack .print-pack-instructions { break-before: page; }
  body.printing-build-pack .print-pack-steps { gap: 5mm; }
  body.printing-build-pack .print-step-visual { height: 47mm; }
  body.printing-build-pack .print-step-card { border-color: #bcc2c9; }
  body.printing-build-pack .print-truth-note { break-inside: avoid; }
  body.printing-build-pack[data-print-output="challenge"] .print-pack { display:none !important; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-sheet { display:block !important; padding:0 !important; background:#fff !important; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-sheet-cover,
  body.printing-build-pack[data-print-output="challenge"] .challenge-sheet-truth { display:none !important; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-pages { display:block; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-page { width:auto; height:250mm; min-height:0; margin:0; padding:0; gap:3mm; border:0; border-radius:0; box-shadow:none; overflow:hidden; break-after:page; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-page:last-child { break-after:auto; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-sheet[data-paper="letter"] .challenge-page { page:snapsembly-challenge-letter; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-sheet[data-paper="a4"] .challenge-page { page:snapsembly-challenge-a4; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-page > header { min-height:5mm; padding:0 0 2mm; font-size:6.5pt; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card-grid { grid-template-columns:repeat(2,minmax(0,1fr)); grid-template-rows:repeat(2,minmax(0,1fr)); gap:3mm; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card { padding:3mm; grid-template-rows:auto 42mm 1fr auto; border:1.2pt solid #000; border-radius:2mm; color:#000; print-color-adjust:economy; -webkit-print-color-adjust:economy; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card-visual { margin:1.5mm 0 2mm; border-color:#777; background:#fff; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card-visual svg { filter:grayscale(1) contrast(1.2); }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card-visual .assembly-tile-body { fill-opacity:.22 !important; stroke:#000 !important; stroke-width:2 !important; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card-bom > div { border-color:#777; background:#fff; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card > footer { border-color:#555; }
  body.printing-build-pack[data-print-output="challenge"] .challenge-card > footer a { color:#000; text-decoration:underline; }
}

/* Responsive */
@media (max-width: 1120px) {
  :root { --section: min(100% - 36px, 1000px); }
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { order: 3; grid-column: 1 / -1; display: none; }
  .header-actions { display: none; }
  .mobile-menu-button { display: block; justify-self: end; }
  .site-header.menu-open { height: auto; min-height: var(--header-height); padding-top: 18px; padding-bottom: 14px; }
  .site-header.menu-open .main-nav { display: flex; width: 100%; justify-content: center; }
  .hero { grid-template-columns: 1fr 1fr; gap: 15px; }
  .hero h1 { font-size: 58px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .studio-topbar { grid-template-columns: 210px 1fr; }
  .studio-toolbar { justify-content: flex-end; }
  .studio-workspace { grid-template-columns: 220px minmax(430px, 1fr) 290px; }
  .keyboard-hints { display: none; }
  .catalog-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; padding-top: 70px; text-align: center; }
  .hero-copy { margin-inline: auto; }
  .hero-copy .eyebrow { justify-content: center; }
  .hero-actions, .hero-proof { justify-content: center; }
  .hero-visual { min-height: 480px; margin-top: -25px; }
  .trust-strip-inner { flex-direction: column; justify-content: center; padding: 18px 0; text-align: center; }
  .feature-band-inner { grid-template-columns: 1fr; gap: 55px; }
  .feature-copy { text-align: center; }
  .feature-copy .eyebrow { justify-content: center; }
  .feature-copy > p { margin-inline: auto; }
  .clean-list { width: max-content; max-width: 100%; margin-inline: auto; text-align: left; }
  .template-grid { grid-template-columns: repeat(2, 1fr); }
  .final-cta { flex-direction: column; text-align: center; }
  .final-cta .eyebrow { justify-content: center; }
  .page-hero { align-items: flex-start; }
  .design-library-grid { grid-template-columns: repeat(2, 1fr); }
  .inventory-layout { grid-template-columns: 1fr; }
  .inventory-sidebar { grid-template-columns: 1fr 1fr; }
  .site-footer-inner { grid-template-columns: 1fr auto; padding-block: 24px; }
  .footer-disclaimer { grid-column: 1 / -1; order: 3; }
  .generator-layout { grid-template-columns: 1fr; }
  .generator-preview-card { min-height: 300px; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }

  .studio-page { height: calc(100vh - var(--header-height)); }
  .studio-topbar { grid-template-columns: 1fr auto; height: 102px; align-content: center; row-gap: 6px; }
  .studio-toolbar { justify-content: flex-end; }
  .studio-toolbar .tool-button span { display: none; }
  .studio-toolbar .tool-button { min-width: 36px; }
  .studio-mobile-tabs { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); background: var(--paper); border-radius: 9px; padding: 3px; }
  .studio-mobile-tabs button { height: 30px; border: 0; background: transparent; border-radius: 6px; color: var(--ink-muted); font-size: 10px; font-weight: 730; }
  .studio-mobile-tabs button.active { background: #fff; color: var(--ink); box-shadow: 0 2px 8px rgba(19,34,54,.08); }
  .studio-workspace { display: block; position: relative; }
  .studio-workspace > .studio-panel { display: none; height: 100%; }
  .studio-workspace > .studio-panel.mobile-active { display: flex; }
  .palette-panel.mobile-active, .summary-panel.mobile-active { display: block; }
  .canvas-panel.mobile-active { display: flex; }
  .palette-panel, .summary-panel { border: 0; }
  .piece-palette { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .build-mode-content { grid-template-columns: 1fr; }
  .build-step-sidebar { display: none; }
}

@media (max-width: 680px) {
  :root { --section: calc(100% - 28px); --header-height: 68px; }
  .site-header { padding-inline: 14px; }
  .brand-copy small { display: none; }
  .main-nav { flex-wrap: wrap; border-radius: 14px; }
  .nav-link { flex: 1; min-width: 100px; }
  .hero { padding-top: 52px; min-height: auto; }
  .hero h1 { font-size: clamp(44px, 13vw, 58px); }
  .hero-lead { font-size: 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-proof { gap: 20px; }
  .hero-proof div { min-width: 73px; }
  .hero-visual { min-height: 380px; }
  .floating-chip { font-size: 10px; }
  .chip-one { left: -2%; top: 26%; }
  .chip-two { right: -2%; }
  .trust-pills { flex-wrap: wrap; justify-content: center; }
  .section-spacing { padding-block: 76px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .section-heading.centered { display: block; }
  .section-heading h2, .feature-copy h2, .final-cta h2 { font-size: 38px; }
  .steps-grid, .template-grid { grid-template-columns: 1fr; }
  .step-card { min-height: 275px; }
  .feature-band { padding-block: 76px; }
  .final-cta { padding: 42px 24px; margin-bottom: 76px; }
  .page-hero { padding-block: 50px 34px; flex-direction: column; }
  .page-hero h1 { font-size: 47px; }
  .page-hero-actions { width: 100%; }
  .page-hero-actions .button { flex: 1; }
  .library-toolbar { align-items: flex-start; flex-direction: column; gap: 10px; }
  .design-library-grid { grid-template-columns: 1fr; }
  .inventory-total-card { width: 100%; }
  .inventory-main-card { padding: 17px; }
  .inventory-row { grid-template-columns: 58px 1fr; min-height: 118px; gap: 12px; padding-block: 12px; }
  .inventory-card-header, .inventory-card-actions { align-items: flex-start; }
  .inventory-card-actions { flex-direction: column; }
  .inventory-piece-art { width: 54px; height: 54px; }
  .inventory-counter { grid-column: 1 / -1; width: 100%; }
  .inventory-save-row { align-items: stretch; flex-direction: column; gap: 12px; }
  .inventory-sidebar { grid-template-columns: 1fr; }
  .site-footer-inner { grid-template-columns: 1fr; text-align: center; }
  .footer-brand { justify-content: center; }
  .footer-top-button { justify-self: center; }
  .studio-topbar { padding-inline: 8px; }
  .studio-design-name { max-width: 170px; }
  .studio-toolbar .tool-button:nth-of-type(5), .studio-toolbar .tool-button:nth-of-type(6), .studio-toolbar .toolbar-divider { display: none; }
  .studio-workspace { height: calc(100vh - var(--header-height) - 102px); }
  .piece-palette { grid-template-columns: 1fr; }
  .face-toolbar { align-items: flex-start; flex-direction: column; }
  .canvas-controls { align-self: flex-end; }
  .canvas-stage { padding: 22px; }
  .canvas-footer { display: none; }
  .generator-preview-card { min-height: 240px; }
  .field-grid.three { grid-template-columns: 1fr 1fr; }
  .field-grid.three .field:last-child { grid-column: 1 / -1; }
  .option-grid { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: 1fr; }
  .modal-header { padding: 18px; }
  .modal-content { padding: 18px; }
  .modal-footer { padding: 12px 18px; }
  .build-mode-header { grid-template-columns: 1fr auto; padding-inline: 14px; }
  .build-mode-progress { grid-column: 1 / -1; order: 3; padding-bottom: 12px; }
  .build-mode-header .modal-close { grid-column: 2; grid-row: 1; }
  .build-step-visual { padding: 25px; }
  #buildStepCanvas { max-width: 96%; max-height: 82%; }
}


@media (max-width: 1120px) {
  .workspace-switch button span { display: none; }
  .workspace-switch button { padding-inline: 8px; }
  .assembly-status { display: none !important; }
}
@media (max-width: 920px) {
  .canvas-mode-row { width: 100%; }
  .workspace-switch { flex: 0 0 auto; }
  .face-tabs { overflow-x: auto; }
  .design-canvas.assembly-canvas { min-height: 360px; }
}
@media (max-width: 680px) {
  .face-toolbar { gap: 6px; }
  .canvas-mode-row { align-items: flex-start; flex-direction: column; }
  .workspace-switch { width: 100%; }
  .workspace-switch button { flex: 1; justify-content: center; }
  .workspace-switch button span { display: inline; }
  .face-tabs { max-width: calc(100vw - 44px); }
  .assembly-controls { align-self: stretch; max-width: calc(100vw - 44px); overflow-x: auto; }
  .design-canvas.assembly-canvas { min-height: 330px; border-radius: 10px; }
  .snap-preview-card { top: 10px; min-width: 190px; }
}

.app-shell.studio-route .site-footer { display: none; }

/* Snapsembly Studio v2 additions */
.placement-angle-row { margin: 10px 0 12px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.placement-angle-row > span { display: block; margin-bottom: 7px; color: var(--ink-muted); font-size: 8px; font-weight: 760; text-transform: uppercase; letter-spacing: .06em; }
.placement-angles { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 4px; }
.placement-angles button { height: 27px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink-muted); font-size: 7.5px; font-weight: 780; cursor: pointer; }
.placement-angles button:hover { border-color: #bfc0e8; color: var(--primary); }
.placement-angles button.active { border-color: var(--primary); background: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(91,92,226,.2); }
.control-divider { width: 1px; height: 20px; margin-inline: 2px; background: var(--line); flex: 0 0 auto; }
.fold-control { height: 29px; min-width: 38px; padding: 0 7px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink-soft); font-size: 7.5px; font-weight: 800; cursor: pointer; }
.fold-control:hover { border-color: #bfc0e8; background: var(--primary-soft); color: var(--primary); }
.fold-control.accent { min-width: 29px; background: var(--primary); border-color: var(--primary); color: #fff; }
.assembly-ghost-piece { pointer-events: none; filter: drop-shadow(0 7px 6px rgba(19,34,54,.18)); }
.assembly-tile-group.build-highlight .assembly-tile-body { stroke: var(--primary); stroke-width: 4; filter: drop-shadow(0 0 8px rgba(91,92,226,.48)); }
.saved-status.good { background: var(--mint-soft); color: #27896c; }
.saved-status.warning { background: var(--amber-soft); color: #a76b0c; }
.saved-status.danger { background: var(--coral-soft); color: #b84b3b; }
.saved-status.empty { background: var(--paper-2); color: var(--ink-muted); }
#buildStepCanvas { width: 100%; height: 100%; min-height: 480px; }

@media (max-width: 680px) {
  .placement-angles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .control-divider { display: none; }
  .fold-control { min-width: 34px; }
  #buildStepCanvas { min-height: 360px; }
}


/* Responsive graph-studio hardening */
@media (max-width: 1500px) and (min-width: 681px) {
  .workspace-switch button span { display: none; }
  .workspace-switch button { padding-inline: 8px; }
  .assembly-status { display: none !important; }
}

@media (max-width: 920px) {
  /* Override the generic flex rule for the two scrolling side panels. */
  .studio-workspace > .palette-panel.mobile-active,
  .studio-workspace > .summary-panel.mobile-active {
    display: block;
    overflow-y: auto;
    overflow-x: hidden;
  }
  .studio-workspace > .summary-panel.mobile-active > * {
    width: 100%;
  }
}


/* Graph Studio toolbar: controls wrap instead of colliding at intermediate widths. */
.face-toolbar {
  height: auto;
  min-height: 50px;
  flex-wrap: wrap;
  overflow: visible;
}
.canvas-mode-row {
  flex: 1 1 390px;
  min-width: 260px;
  overflow: hidden;
}
.canvas-mode-row .face-tabs {
  min-width: 0;
  flex: 1 1 auto;
  overflow-x: auto;
  scrollbar-width: thin;
}
.face-toolbar > .canvas-controls {
  flex: 0 0 auto;
  margin-left: auto;
}
@media (max-width: 920px) {
  .face-toolbar > .canvas-controls { margin-left: 0; align-self: stretch; }
  .canvas-mode-row { flex-basis: 100%; overflow: visible; }
}


@media (max-width: 680px) {
  .face-toolbar > .canvas-controls { width: 100%; min-width: 0; max-width: 100%; justify-content: center; overflow: visible; }
  #assemblyViewLabel, #assemblyOrbitLeft, #assemblyOrbitRight, #assemblyTiltUp, #assemblyTiltDown { display: none; }
  .assembly-controls .icon-button { flex: 0 0 auto; }
  .saved-design-actions { display: grid; grid-template-columns: 1fr 1fr 1fr; }
  .saved-design-actions .button { min-width: 0; }
}

@media (max-width: 680px) {
  .face-toolbar { display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; }
  .canvas-mode-row,
  .face-toolbar > .canvas-controls { width: 100%; min-width: 0; max-width: 100%; margin: 0; }
  .face-toolbar > .canvas-controls { justify-self: stretch; }
}

/* 0.4 — colour planning, physical build journey and evidence capture */
.hero-orbit { position: absolute; z-index: 1; pointer-events: none; opacity: .54; filter: drop-shadow(0 12px 12px rgba(31,45,75,.12)); animation: orbitFloat 7s ease-in-out infinite; }
.orbit-square { width: 54px; height: 54px; right: 8%; top: 14%; border: 7px solid rgba(85,174,232,.72); border-radius: 8px; transform: rotate(16deg); }
.orbit-triangle { left: 8%; bottom: 12%; width: 0; height: 0; border-left: 31px solid transparent; border-right: 31px solid transparent; border-bottom: 55px solid rgba(239,124,102,.68); animation-delay: -2.2s; }
.orbit-small { width: 31px; height: 31px; right: 25%; bottom: 7%; border: 5px solid rgba(88,201,167,.8); border-radius: 6px; transform: rotate(-20deg); animation-delay: -4.1s; }
.chip-three { left: 18%; bottom: 5%; animation-delay: -3.2s; }
.chip-colours { display: inline-flex; margin-right: 1px; }
.chip-colours i { width: 9px; height: 9px; border-radius: 50%; border: 1px solid rgba(255,255,255,.8); margin-left: -2px; }
.chip-colours i:nth-child(1) { background: var(--coral); }
.chip-colours i:nth-child(2) { background: var(--amber); }
.chip-colours i:nth-child(3) { background: var(--violet); }
@keyframes orbitFloat { 0%,100% { translate: 0 0; rotate: 0deg; } 50% { translate: 0 -10px; rotate: 5deg; } }

.colour-lab-card { margin: 10px 0 12px; padding: 11px; border: 1px solid #d9d7ff; border-radius: 12px; background: linear-gradient(145deg, #f7f6ff, #fff); }
.colour-lab-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; margin-bottom: 9px; }
.colour-lab-heading small { display: block; color: var(--primary); font-size: 7px; font-weight: 850; text-transform: uppercase; letter-spacing: .11em; }
.colour-lab-heading strong { display: block; margin-top: 1px; font-size: 10px; }
.colour-lab-heading > span:last-child { color: var(--pink); font-size: 18px; line-height: 1; }
.colour-lab { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 5px; }
.colour-lab button { min-height: 34px; padding: 6px 7px; border: 1px solid var(--line); border-radius: 8px; background: #fff; display: flex; align-items: center; gap: 6px; color: var(--ink-soft); font-size: 8px; font-weight: 760; cursor: pointer; text-align: left; }
.colour-lab button:hover { border-color: #b9b5ff; color: var(--primary); transform: translateY(-1px); }
.colour-lab button.active { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); }
.colour-dots { display: inline-flex; flex: 0 0 auto; }
.colour-dots i, .bom-colour-dot { width: 7px; height: 7px; border-radius: 50%; border: 1px solid rgba(255,255,255,.85); margin-left: -2px; }
.colour-dots i:first-child { margin-left: 0; }
.bom-colour-breakdown { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.bom-colour-count { display: inline-flex; align-items: center; gap: 3px; color: var(--ink-muted); font-size: 7px; }
.bom-colour-count .bom-colour-dot { margin: 0; }

.connection-line.build-highlight { stroke: var(--pink); stroke-width: 4; stroke-dasharray: 7 5; opacity: .95; filter: drop-shadow(0 0 4px rgba(215,111,186,.45)); }
.assembly-tile-group.build-highlight .assembly-tile-body { filter: saturate(1.22) brightness(1.08); }

.verification-summary-card { margin: 0 0 24px; padding: 18px 20px; border: 1px solid #d9d7ff; border-radius: 15px; background: linear-gradient(120deg, #f6f5ff, #fff); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.verification-summary-card strong { display: block; margin-top: 3px; font-size: 14px; }
.verification-summary-card p { margin: 3px 0 0; color: var(--ink-muted); font-size: 10px; }
.verification-summary-metrics { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.verification-summary-metrics > span { min-width: 70px; padding-left: 13px; border-left: 1px solid var(--line); color: var(--ink-muted); font-size: 8px; text-transform: uppercase; letter-spacing: .06em; }
.verification-summary-metrics b { display: block; color: var(--ink); font-size: 18px; letter-spacing: -.03em; }

.build-modal-shell { max-width: none; width: min(100vw, 1600px); height: min(100vh, 980px); }
.build-mode-header { min-height: 94px; grid-template-columns: minmax(180px,1fr) minmax(440px, 620px) minmax(180px,1fr); }
.build-mode-identity { min-width: 0; }
.build-mode-identity h2 { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.build-mode-progress { display: grid; gap: 7px; }
.build-strategy-switch { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3px; padding: 3px; border: 1px solid #d6d4fa; border-radius: 12px; background: #efefff; }
.build-strategy-switch button { min-height: 42px; border: 0; border-radius: 9px; background: transparent; color: var(--ink-muted); cursor: pointer; }
.build-strategy-switch button span { display: block; margin: 0; color: inherit; font-size: 10px; font-weight: 820; }
.build-strategy-switch button small { display: block; margin-top: 1px; font-size: 7px; color: inherit; }
.build-strategy-switch button.active { background: #fff; color: var(--ink); box-shadow: 0 4px 14px rgba(19,34,54,.09); }
.build-progress-copy { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.build-mode-progress .build-progress-copy span { margin: 0; color: var(--ink); font-weight: 800; text-align: left; }
.build-mode-progress .build-progress-copy small { color: var(--ink-muted); font-size: 8px; text-align: right; }
.build-resume-bar { min-height:28px; display:flex; align-items:center; justify-content:space-between; gap:10px; padding:5px 8px; border:1px solid #dcdaf4; border-radius:8px; background:#f8f7ff; }
.build-resume-bar[hidden] { display:none; }
.build-resume-bar span { margin:0; color:var(--primary); font-size:8px; font-weight:760; text-align:left; }
.build-resume-bar[data-state="incompatible-history"] { border-color:#eed7a8; background:#fff8e8; }
.build-resume-bar[data-state="incompatible-history"] span { color:#8d610d; }
.build-resume-bar button { min-height:26px; padding:0 7px; border:0; background:transparent; color:var(--ink-muted); font:inherit; font-size:8px; font-weight:780; cursor:pointer; white-space:nowrap; }
.build-mode-content { grid-template-columns: minmax(0, 1fr) 340px; }
.build-step-visual { background-color: #e8edf1; background-image: linear-gradient(rgba(91,92,226,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(91,92,226,.08) 1px, transparent 1px); background-size: 84px 84px; }
#buildStepCanvas { width: min(100%, 1100px); height: min(100%, 720px); max-width: none; max-height: none; border-radius: 18px; }
.build-step-sidebar { display: flex; flex-direction: column; overflow-y: auto; }
.build-step-kicker { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.build-step-kicker > span:last-child { padding: 5px 8px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); font-size: 8px; font-weight: 800; }
.build-role-controls { margin-top:15px; padding:10px; border:1px solid var(--line); border-radius:11px; background:var(--paper); }
.build-role-controls > span { display:block; color:var(--ink-soft); font-size:8px; font-weight:800; }
.build-role-controls > div { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:4px; margin-top:7px; }
.build-role-controls button { min-height:44px; padding:4px; border:1px solid var(--line); border-radius:8px; background:#fff; color:var(--ink-muted); font:inherit; font-size:8px; font-weight:770; cursor:pointer; }
.build-role-controls button.active { border-color:var(--primary); background:var(--primary); color:#fff; }
.build-role-controls button:disabled { opacity:.42; cursor:not-allowed; }
.build-role-badge { align-self:flex-start; margin-top:8px; padding:5px 8px; border-radius:999px; background:var(--mint-soft); color:#26745c; font-size:8px; font-weight:820; }
.build-phase-tray { display:grid; gap:7px; margin-top:13px; }
.build-phase-tray > section { padding:9px 10px; border:1px solid var(--line); border-radius:10px; background:#fff; }
.build-phase-tray > section > small { display:block; margin-bottom:5px; color:var(--primary); font-size:7px; font-weight:850; letter-spacing:.08em; text-transform:uppercase; }
.build-phase-tray > section > p { margin:0; color:var(--ink-muted); font-size:8px; line-height:1.45; }
.build-phase-tray > section.short { border-color:#eed7a8; background:#fff8e8; }
.build-phase-tray .build-step-bom { max-height:none; margin-top:0; }
.build-phase-tray .bom-row { background:var(--paper); }
.build-step-bom { flex: 0 0 auto; max-height: 310px; overflow-y: auto; }
.build-step-tip { margin-top: 18px; padding: 14px; border: 1px solid rgba(244,185,85,.55); border-radius: 12px; background: #fffaf1; }
.build-step-tip span { color: #a86c00; text-transform: uppercase; letter-spacing: .08em; font-size: 7px; font-weight: 850; }
.build-step-tip p { margin: 5px 0 0; color: var(--ink-soft); font-size: 9px; line-height: 1.55; }
.build-feedback { margin-top:10px; }
.build-feedback > button { min-height:38px; width:100%; border:1px solid #e1dff2; border-radius:9px; background:#faf9ff; color:var(--primary); font:inherit; font-size:8px; font-weight:790; cursor:pointer; }
.build-feedback[data-feedback-count]:not([data-feedback-count="0"]) > button::after { content:" · note saved"; color:#26745c; }
.build-feedback > div { display:grid; gap:8px; margin-top:8px; padding:11px; border:1px solid #dcdaf4; border-radius:10px; background:#faf9ff; }
.build-feedback > div[hidden] { display:none; }
.build-feedback label > span { display:block; margin-bottom:4px; color:var(--ink-soft); font-size:8px; font-weight:750; }
.build-feedback select,.build-feedback textarea { width:100%; border:1px solid var(--line); border-radius:8px; background:#fff; color:var(--ink); padding:7px; font:inherit; font-size:9px; }
.build-feedback textarea { resize:vertical; }
.build-feedback > div > div { display:flex; align-items:center; gap:9px; }
.build-feedback > div > small { color:var(--ink-muted); font-size:7px; line-height:1.45; }
.build-check { margin-top: auto; }
.build-mode-footer .button { min-width: 126px; }

.build-completion { position: absolute; inset: 0; z-index: 6; overflow-y: auto; padding: 54px 24px; background: radial-gradient(circle at 50% 15%, #f2efff 0, #fff 42%, #f8fafb 100%); text-align: center; }
.build-completion[hidden] { display: none; }
.completion-mark { width: 62px; height: 62px; margin: 0 auto 14px; border-radius: 20px; background: linear-gradient(145deg, var(--primary), var(--pink)); color: #fff; display: grid; place-items: center; font-size: 27px; box-shadow: 0 18px 34px rgba(91,92,226,.22); }
.build-completion > h2 { margin: 7px 0 8px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(33px, 4vw, 52px); font-weight: 500; letter-spacing: -.04em; }
.build-completion > p { max-width: 620px; margin: 0 auto 22px; color: var(--ink-muted); font-size: 13px; line-height: 1.55; }
.physical-verification-card { width: min(780px, 100%); margin: 0 auto 20px; padding: 20px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.92); box-shadow: var(--shadow-md); text-align: left; }
.physical-verification-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.physical-verification-head h3 { margin: 3px 0 0; font-size: 18px; }
.physical-verification-head > span { padding: 6px 9px; border-radius: 999px; background: var(--paper-2); color: var(--ink-muted); font-size: 8px; font-weight: 800; }
.verification-result-buttons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 16px; }
.verification-result-buttons button { min-height: 86px; padding: 10px; border: 1px solid var(--line); border-radius: 13px; background: #fff; color: var(--ink); cursor: pointer; text-align: left; transition: .18s var(--ease); }
.verification-result-buttons button:hover { border-color: #b8b5ff; transform: translateY(-2px); }
.verification-result-buttons button.active { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(91,92,226,.12); background: var(--primary-soft); }
.verification-result-buttons button > span { width: 24px; height: 24px; border-radius: 8px; background: var(--paper-2); display: grid; place-items: center; margin-bottom: 7px; font-weight: 900; }
.verification-result-buttons strong, .verification-result-buttons small { display: block; }
.verification-result-buttons strong { font-size: 10px; }
.verification-result-buttons small { margin-top: 2px; color: var(--ink-muted); font-size: 8px; }
.verification-details { margin-top: 17px; padding-top: 17px; border-top: 1px solid var(--line); }
.verification-details[hidden], .verification-saved[hidden] { display: none; }
.verification-issues { display: grid; grid-template-columns: repeat(2, 1fr); gap: 7px; }
.verification-issues label { display: flex; align-items: center; gap: 7px; color: var(--ink-soft); font-size: 9px; }
.verification-issues input, .verification-confirm input { accent-color: var(--primary); }
.verification-notes { display: block; margin-top: 13px; }
.verification-notes span { display: block; margin-bottom: 5px; color: var(--ink-soft); font-size: 9px; font-weight: 750; }
.verification-notes textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 10px; padding: 10px; color: var(--ink); font: inherit; font-size: 10px; outline: 0; }
.verification-notes textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(91,92,226,.1); }
.verification-context-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 12px; margin-top: 13px; padding: 13px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper-2); }
.verification-context-grid .full { grid-column: 1 / -1; }
.verification-instrumentation { padding: 13px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 12px; border: 1px solid #d8d6fb; border-radius: 12px; background: #faf9ff; }
.verification-instrumentation[hidden] { display: none; }
.verification-instrumentation > div:first-child { grid-column: 1 / -1; }
.verification-instrumentation p { margin: 3px 0 0; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }
.verification-context-grid .verification-notes { margin-top: 0; }
.verification-photo-field { display: grid; gap: 9px; margin-top: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.verification-photo-field > small { color: var(--ink-muted); font-size: 9px; line-height: 1.45; }
.verification-photo-preview { display: flex; align-items: center; gap: 12px; }
.verification-photo-preview[hidden] { display: none; }
.verification-photo-preview img { width: 112px; height: 82px; object-fit: cover; border: 1px solid var(--line); border-radius: 9px; background: var(--paper-2); }
.verification-confirm { margin: 11px 0; display: flex; align-items: center; gap: 8px; color: var(--ink-soft); font-size: 9px; }
.verification-saved { margin-top: 14px; padding: 13px; border-radius: 11px; background: var(--mint-soft); color: #28775f; display: flex; align-items: center; gap: 10px; }
.verification-saved > span { font-weight: 900; }
.verification-saved p { margin: 0; font-size: 9px; }
.confetti-field { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.confetti-field i { position: absolute; width: 8px; height: 15px; border-radius: 3px; background: var(--primary); opacity: .45; transform: rotate(18deg); }
.confetti-field i:nth-child(1) { left: 12%; top: 10%; background: var(--amber); }
.confetti-field i:nth-child(2) { left: 23%; top: 19%; background: var(--coral); rotate: 35deg; }
.confetti-field i:nth-child(3) { left: 35%; top: 8%; background: var(--mint); }
.confetti-field i:nth-child(4) { right: 35%; top: 15%; background: var(--pink); }
.confetti-field i:nth-child(5) { right: 20%; top: 7%; background: var(--violet); }
.confetti-field i:nth-child(6) { right: 9%; top: 20%; background: var(--amber); }
.confetti-field i:nth-child(7) { left: 8%; top: 43%; background: var(--violet); }
.confetti-field i:nth-child(8) { right: 8%; top: 48%; background: var(--mint); }
.confetti-field i:nth-child(9) { left: 50%; top: 3%; background: var(--coral); }

@media (max-width: 920px) {
  .colour-lab { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .verification-summary-card { align-items: flex-start; flex-direction: column; }
  .verification-summary-metrics { width: 100%; justify-content: flex-start; }
  .build-mode-header { grid-template-columns: 1fr auto; }
  .build-mode-progress { grid-column: 1 / -1; }
  .build-step-sidebar { display: none; }
  .build-mode-content { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .chip-three { display: none; }
  .hero-orbit { transform: scale(.72); }
  .colour-lab { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .verification-summary-metrics > span { padding-left: 0; border-left: 0; }
  .build-modal-shell { height: 100vh; border-radius: 0; }
  .build-mode-header { min-height: 126px; }
  .build-strategy-switch button { min-height: 37px; }
  .build-progress-copy small { max-width: 56%; }
  .build-step-visual { padding: 18px; }
  #buildStepCanvas { width: 100%; height: 100%; }
  .build-mode-footer { min-height: 64px; padding-inline: 12px; }
  .build-mode-footer .button { min-width: 0; }
  .build-completion { padding: 34px 14px; }
  .physical-verification-card { padding: 14px; }
  .verification-context-grid { grid-template-columns: 1fr; }
  .verification-context-grid .full { grid-column: auto; }
  .verification-instrumentation { grid-template-columns: 1fr; }
  .verification-instrumentation > div:first-child { grid-column: auto; }
  .verification-result-buttons { grid-template-columns: 1fr; }
  .verification-result-buttons button { min-height: 62px; display: grid; grid-template-columns: 30px 1fr; align-items: center; column-gap: 8px; }
  .verification-result-buttons button > span { grid-row: 1 / 3; margin: 0; }
  .verification-issues { grid-template-columns: 1fr; }
}

/* Snapsembly 0.4 interaction and evidence finishing */
.build-operation-row { min-height: 58px; padding: 10px 11px; border: 1px solid var(--line); border-radius: 11px; background: var(--paper); display: flex; align-items: center; gap: 11px; }
.build-operation-row > span:last-child { min-width: 0; }
.build-operation-row strong, .build-operation-row small { display: block; }
.build-operation-row strong { font-size: 10px; }
.build-operation-row small { margin-top: 2px; color: var(--ink-muted); font-size: 8px; }
.build-operation-icon { width: 34px; height: 34px; flex: 0 0 34px; border-radius: 10px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-size: 18px; font-weight: 900; }
.physical-status { position: absolute; right: 10px; bottom: 10px; z-index: 2; padding: 5px 8px; border-radius: 999px; border: 1px solid rgba(255,255,255,.8); box-shadow: 0 4px 12px rgba(19,34,54,.12); font-size: 7px; font-weight: 850; letter-spacing: .03em; text-transform: uppercase; }
.physical-status.success { background: #dff7ed; color: #207056; }
.physical-status.modified { background: #fff2d7; color: #8a5c00; }
.physical-status.failed { background: #ffe6e1; color: #a54031; }
.verification-summary-card.has-evidence { border-color: rgba(88,201,167,.52); background: linear-gradient(120deg, #effbf7, #fff); }
.verification-result-buttons button[data-verification-result="success"].active > span { background: var(--mint-soft); color: #24765e; }
.verification-result-buttons button[data-verification-result="modified"].active > span { background: #fff0cf; color: #926000; }
.verification-result-buttons button[data-verification-result="failed"].active > span { background: #ffe4df; color: #a34435; }
#saveVerificationButton:disabled, #exportVerificationButton:disabled { opacity: .45; cursor: not-allowed; transform: none; }

/* Physical calibration profiles */
.calibration-card { padding: 22px; border: 1px solid #d9d7ff; border-radius: 16px; background: linear-gradient(145deg, #f7f6ff, #fff); }
.calibration-card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.calibration-card-head > span:last-child { padding: 5px 8px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); font-size: 7px; font-weight: 850; text-transform: uppercase; letter-spacing: .06em; }
.calibration-card h2 { margin: 8px 0 4px; font-size: 19px; }
.calibration-card > p { margin: 0 0 16px; color: var(--ink-muted); font-size: 10px; line-height: 1.55; }
.calibration-card .button { width: 100%; margin-top: 15px; }
.calibration-progress i { display: block; height: 6px; border-radius: 999px; overflow: hidden; background: #e8e7f6; }
.calibration-progress i b { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--primary), var(--mint)); transition: width .25s var(--ease); }
.calibration-progress > span { display: block; margin-top: 6px; color: var(--ink-muted); font-size: 8px; }
.calibration-progress strong { color: var(--ink); }
.calibration-modal-shell { width: min(1120px, calc(100vw - 32px)); height: min(880px, calc(100vh - 36px)); overflow: hidden; display: flex; flex-direction: column; }
.calibration-modal-shell > .modal-header, .calibration-modal-shell > .modal-footer { flex: 0 0 auto; }
.calibration-layout { min-height: 0; overflow-y: auto; display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .75fr); gap: 18px; background: var(--paper); }
.calibration-form-card, .calibration-status-card { border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.calibration-form-card { padding: 20px; }
.calibration-subsection, .calibration-observations { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.calibration-subsection-head { margin-bottom: 12px; display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; }
.calibration-subsection-head h3 { margin: 3px 0 0; font-size: 15px; }
.calibration-subsection-head > small { max-width: 270px; color: var(--ink-muted); font-size: 8px; line-height: 1.45; text-align: right; }
.calibration-piece-heading { margin: 22px 0 14px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; }
.calibration-piece-heading h3 { margin: 3px 0 0; font-size: 18px; }
.calibration-piece-heading > label { min-width: 190px; color: var(--ink-muted); font-size: 8px; font-weight: 750; }
.calibration-piece-heading select { width: 100%; margin-top: 4px; min-height: 36px; border: 1px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink); padding: 0 9px; font: inherit; font-size: 10px; }
.calibration-fields textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 10px; padding: 10px; color: var(--ink); font: inherit; font-size: 10px; outline: 0; }
.calibration-fields textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(91,92,226,.1); }
.calibration-form-actions { margin-top: 16px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.calibration-form-actions .danger { color: #ad4939; }
.calibration-form-actions .danger:disabled { opacity: .38; cursor: not-allowed; }
.calibration-observation-list { display: grid; gap: 7px; }
.calibration-observation-empty { padding: 13px; border: 1px dashed var(--line); border-radius: 10px; color: var(--ink-muted); font-size: 9px; line-height: 1.5; }
.calibration-observation-row { min-height: 48px; padding: 8px 9px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 10px; background: #fcfcff; }
.calibration-observation-row strong, .calibration-observation-row small { display: block; }
.calibration-observation-row strong { font-size: 9px; }
.calibration-observation-row small { margin-top: 3px; color: var(--ink-muted); font-size: 7.5px; line-height: 1.35; }
.calibration-observation-row button { min-width: 36px; min-height: 36px; border: 0; border-radius: 9px; background: #fff0ed; color: #a44538; font-size: 16px; cursor: pointer; }
.calibration-status-card { position: sticky; top: 0; padding: 18px; align-self: start; }
.calibration-status-hero { padding: 18px; border-radius: 13px; background: linear-gradient(140deg, #f1f0ff, #fafcff); }
.calibration-status-hero > strong { display: block; margin-top: 4px; font-size: 42px; letter-spacing: -.055em; }
.calibration-status-hero > p { margin: 2px 0 14px; color: var(--ink-muted); font-size: 9px; line-height: 1.5; }
.calibration-status-hero > i { display: block; height: 7px; overflow: hidden; border-radius: 999px; background: #dfdef3; }
.calibration-status-hero > i b { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--primary), var(--mint)); transition: width .25s var(--ease); }
.calibration-piece-list { margin-top: 12px; display: grid; gap: 6px; }
.calibration-piece-row { width: 100%; min-height: 54px; padding: 7px; display: grid; grid-template-columns: 38px 1fr 52px; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink); text-align: left; cursor: pointer; }
.calibration-piece-row:hover { border-color: #b9b6f8; }
.calibration-piece-row > span:first-child { width: 34px; height: 34px; }
.calibration-piece-row strong, .calibration-piece-row small { display: block; }
.calibration-piece-row strong { font-size: 9px; }
.calibration-piece-row small { margin-top: 2px; color: var(--ink-muted); font-size: 7px; }
.calibration-piece-row > i { height: 4px; overflow: hidden; border-radius: 999px; background: var(--paper-2); }
.calibration-piece-row > i b { display: block; height: 100%; background: var(--primary); border-radius: inherit; }
.calibration-piece-row.measured { background: #fbfffd; border-color: rgba(88,201,167,.45); }
.calibration-estimate-card { margin-top: 12px; padding: 13px; border: 1px solid var(--line); border-radius: 11px; }
.calibration-estimate-card span, .calibration-estimate-card strong, .calibration-estimate-card small { display: block; }
.calibration-estimate-card span { color: var(--ink-muted); font-size: 7px; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; }
.calibration-estimate-card strong { margin-top: 3px; font-size: 18px; }
.calibration-estimate-card small { margin-top: 3px; color: var(--ink-muted); font-size: 8px; line-height: 1.45; }
.calibration-warning { margin-top: 12px; padding: 12px; border-radius: 11px; background: #fff8e9; color: #7f5b14; }
.calibration-warning.has-errors { background: #fff0ed; color: #9e4234; }
.calibration-warning strong { display: block; font-size: 9px; }
.calibration-warning p { margin: 3px 0 0; font-size: 8px; line-height: 1.5; }
.calibration-footer { display: grid; grid-template-columns: auto 1fr repeat(5, auto); }
.preview-physical-estimate { flex-basis: 100%; margin-top: 4px; color: var(--ink-muted); }
.preview-physical-estimate b { font-size: 9px !important; }

/* Local evidence collection kit */
.evidence-kit-card { grid-column: 1 / -1; padding: 25px; border: 1px solid #d7d5fa; border-radius: var(--radius-md); background: linear-gradient(135deg, #fff 0%, #f7f6ff 65%, #f0fbf7 100%); box-shadow: 0 7px 22px rgba(19,34,54,.04); }
.evidence-kit-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 22px; }
.evidence-kit-heading h2 { margin: 3px 0 4px; font-size: 24px; letter-spacing: -.03em; }
.evidence-kit-heading p { max-width: 650px; margin: 0; color: var(--ink-muted); font-size: 10px; line-height: 1.55; }
.evidence-kit-status { flex: 0 0 auto; padding: 7px 10px; border-radius: 999px; background: #fff1d3; color: #885b08; font-size: 8px; font-weight: 820; letter-spacing: .03em; }
.evidence-kit-status.complete { background: var(--mint-soft); color: #237258; }
.evidence-kit-metrics { margin-top: 20px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.evidence-kit-metrics > div { min-height: 72px; padding: 13px; display: flex; flex-direction: column; justify-content: center; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.88); }
.evidence-kit-metrics strong, .evidence-kit-metrics span { display: block; }
.evidence-kit-metrics strong { font-size: 20px; letter-spacing: -.03em; }
.evidence-kit-metrics span { margin-top: 3px; color: var(--ink-muted); font-size: 8px; }
.evidence-kit-actions { margin-top: 10px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.evidence-kit-actions button { min-height: 92px; padding: 13px; display: grid; grid-template-columns: 29px 1fr; gap: 1px 9px; align-content: center; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); text-align: left; cursor: pointer; }
.evidence-kit-actions button:hover { border-color: #b9b6f8; transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.evidence-kit-actions button > span { grid-row: 1 / span 2; width: 29px; height: 29px; display: grid; place-items: center; border-radius: 9px; background: var(--primary-soft); color: var(--primary); font-size: 8px; font-weight: 850; }
.evidence-kit-actions strong { font-size: 10px; }
.evidence-kit-actions small { color: var(--ink-muted); font-size: 8px; line-height: 1.4; }
.evidence-kit-boundary { margin-top: 13px; padding-top: 13px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); }
.evidence-kit-boundary p { margin: 0; color: var(--ink-muted); font-size: 9px; line-height: 1.55; }
.evidence-kit-boundary p strong { color: var(--ink); }
.evidence-kit-boundary .button { flex: 0 0 auto; }

.evidence-kit-modal-shell { width: min(980px, calc(100vw - 32px)); height: min(850px, calc(100vh - 36px)); overflow: hidden; display: flex; flex-direction: column; }
.evidence-kit-tabs { flex: 0 0 auto; padding: 8px 25px; display: flex; gap: 5px; border-bottom: 1px solid var(--line); background: var(--paper); }
.evidence-kit-tabs button { min-height: 38px; padding: 0 14px; border: 1px solid transparent; border-radius: 9px; background: transparent; color: var(--ink-muted); font-size: 9px; font-weight: 780; cursor: pointer; }
.evidence-kit-tabs button[aria-selected="true"] { border-color: #d6d4fa; background: #fff; color: var(--primary); box-shadow: var(--shadow-sm); }
.evidence-kit-content { min-height: 0; overflow-y: auto; background: var(--paper); }
.evidence-panel { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.evidence-panel-intro { margin-bottom: 18px; display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.evidence-panel-intro h3 { margin: 3px 0 4px; font-size: 20px; letter-spacing: -.025em; }
.evidence-panel-intro p { max-width: 650px; margin: 0; color: var(--ink-muted); font-size: 9px; line-height: 1.55; }
.friction-result { min-width: 150px; padding: 13px; border-radius: 12px; background: var(--ink); color: #fff; }
.friction-result span, .friction-result strong, .friction-result small { display: block; }
.friction-result span { color: #aeb8c4; font-size: 7px; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; }
.friction-result strong { margin-top: 2px; font-size: 28px; }
.friction-result small { margin-top: 2px; color: #b8c1cb; font-size: 7.5px; }
.evidence-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px 12px; }
.evidence-form-grid .full { grid-column: 1 / -1; }
.evidence-form-grid textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; color: var(--ink); font: inherit; font-size: 10px; outline: 0; }
.evidence-form-grid textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.evidence-outcomes { min-height: 43px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; }
.evidence-outcomes label { padding: 8px; display: flex; align-items: center; gap: 6px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink-soft); font-size: 9px; font-weight: 700; }
.evidence-outcomes input, .evidence-consent input { accent-color: var(--primary); }
.evidence-consent { margin-top: 16px; padding: 13px; display: grid; grid-template-columns: auto 1fr; align-items: flex-start; gap: 10px; border: 1px solid #d8d6fb; border-radius: 12px; background: #faf9ff; cursor: pointer; }
.evidence-consent input { width: 18px; height: 18px; }
.evidence-consent strong, .evidence-consent small { display: block; }
.evidence-consent strong { font-size: 9px; }
.evidence-consent small { margin-top: 3px; color: var(--ink-muted); font-size: 8px; line-height: 1.4; }
.evidence-panel-footer { margin-top: 18px; padding-top: 14px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); }
.evidence-panel-footer p { max-width: 600px; margin: 0; color: var(--ink-muted); font-size: 8px; line-height: 1.5; }
.evidence-panel-footer .button { flex: 0 0 auto; }
.evidence-review-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.evidence-review-card { min-height: 120px; padding: 13px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.evidence-review-card > span, .evidence-review-card > strong, .evidence-review-card > small { display: block; }
.evidence-review-card > span { color: var(--ink-muted); font-size: 7px; font-weight: 820; letter-spacing: .06em; text-transform: uppercase; }
.evidence-review-card > strong { margin-top: 4px; font-size: 20px; }
.evidence-review-card > small { margin-top: 7px; color: var(--ink-muted); font-size: 7.5px; line-height: 1.45; }
.evidence-session-log { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
#evidenceSessionLog { display: grid; gap: 7px; }
.evidence-session-row { min-height: 48px; padding: 8px 9px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 10px; }
.evidence-session-row strong, .evidence-session-row small { display: block; }
.evidence-session-row strong { font-size: 9px; }
.evidence-session-row small { margin-top: 2px; color: var(--ink-muted); font-size: 7.5px; }
.evidence-session-row button { min-width: 36px; min-height: 36px; border: 0; border-radius: 9px; background: #fff0ed; color: #a44538; cursor: pointer; }
.evidence-review-warning { margin-top: 14px; padding: 12px; border-radius: 11px; background: #fff8e9; color: #7f5b14; }
.evidence-review-warning strong { display: block; font-size: 9px; }
.evidence-review-warning p { margin: 3px 0 0; font-size: 8px; line-height: 1.5; }

@media (max-width: 920px) {
  .calibration-layout { grid-template-columns: 1fr; }
  .calibration-status-card { width: 100%; }
  .evidence-kit-metrics, .evidence-review-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
  .calibration-modal-shell { width: 100vw; height: 100vh; min-height: 100vh; border-radius: 0; }
  .calibration-layout { padding: 12px; }
  .calibration-form-card, .calibration-status-card { padding: 14px; }
  .calibration-piece-heading { align-items: stretch; flex-direction: column; }
  .calibration-piece-heading > label { min-width: 0; }
  .calibration-subsection-head { align-items: flex-start; flex-direction: column; }
  .calibration-subsection-head > small { max-width: none; text-align: left; }
  .calibration-footer { grid-template-columns: 1fr 1fr; gap: 8px; }
  .calibration-footer > span { display: none; }
  .calibration-footer .button { width: 100%; }
  .evidence-kit-card { padding: 17px; }
  .evidence-kit-heading, .evidence-kit-boundary, .evidence-panel-intro, .evidence-panel-footer { align-items: stretch; flex-direction: column; }
  .evidence-kit-status { align-self: flex-start; }
  .evidence-kit-metrics, .evidence-kit-actions, .evidence-review-grid, .evidence-form-grid { grid-template-columns: 1fr; }
  .evidence-form-grid .full { grid-column: auto; }
  .evidence-kit-modal-shell { width: 100vw; height: 100vh; min-height: 100vh; border-radius: 0; }
  .evidence-kit-tabs { padding-inline: 12px; overflow-x: auto; }
  .evidence-kit-tabs button { flex: 1 0 auto; }
  .evidence-kit-content { padding: 12px; }
  .evidence-panel { padding: 14px; }
  .friction-result { width: 100%; }
  .evidence-outcomes { grid-template-columns: 1fr; }
  .evidence-panel-footer .button, .evidence-kit-boundary .button { width: 100%; }
}

/* Marketing: digital-to-physical evidence loop */
.evidence-loop { padding-top: 86px; padding-bottom: 86px; }
.evidence-loop-grid { margin-top: 42px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.evidence-loop-card { position: relative; min-height: 260px; padding: 26px; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, #fff, #f8f8ff); }
.evidence-loop-card > span { position: absolute; right: 18px; top: 14px; color: rgba(91,92,226,.14); font-family: Georgia, "Times New Roman", serif; font-size: 56px; }
.evidence-loop-icon { width: 48px; height: 48px; border-radius: 15px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-size: 21px; font-weight: 900; }
.evidence-loop-card:nth-child(2) .evidence-loop-icon { background: #fff2dc; color: #9b6500; }
.evidence-loop-card:nth-child(3) .evidence-loop-icon { background: var(--mint-soft); color: #28775f; }
.evidence-loop-card h3 { margin: 52px 0 8px; font-size: 18px; letter-spacing: -.025em; }
.evidence-loop-card p { margin: 0; color: var(--ink-muted); font-size: 11px; line-height: 1.65; }
.evidence-loop-action { margin-top: 24px; display: flex; justify-content: center; gap: 10px; }
@media (max-width: 920px) { .evidence-loop-grid { grid-template-columns: 1fr; } .evidence-loop-card { min-height: 210px; } }
@media (max-width: 680px) { .evidence-loop { padding-block: 68px; } .evidence-loop-action { align-items: stretch; flex-direction: column; } }
.template-card-meta { display: block; margin-top: 8px; color: var(--primary); font-size: 8px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }

/* Build instructions remain readable on the phone used beside the physical tiles. */
@media (max-width: 920px) {
  .build-mode-content { display: grid; grid-template-columns: 1fr; grid-template-rows: minmax(330px, 54vh) auto; overflow-y: auto; }
  .build-step-visual { min-height: 330px; }
  .build-step-sidebar { display: flex; min-height: 340px; border-left: 0; border-top: 1px solid var(--line); }
}
@media (max-width: 680px) {
  .build-mode-content { grid-template-rows: minmax(280px, 48vh) auto; }
  .build-step-visual { min-height: 280px; }
  .build-step-sidebar { min-height: 330px; padding: 20px 16px; }
  .build-role-controls button { min-height:44px; }
  .build-feedback > button { min-height:44px; }
}

/* Snapsembly 0.6 — usability stress-test polish and tactile product layer */
:focus-visible {
  outline: 3px solid rgba(91, 92, 226, .42);
  outline-offset: 3px;
}
button:focus:not(:focus-visible) { outline: none; }

.button-primary,
.button-light {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.button-primary::after,
.button-light::after {
  content: "";
  position: absolute;
  inset: -60% auto -60% -38%;
  width: 28%;
  pointer-events: none;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.38), transparent);
  transform: skewX(-18deg) translateX(-260%);
  transition: transform .72s var(--ease);
  z-index: -1;
}
.button-primary:hover::after,
.button-light:hover::after { transform: skewX(-18deg) translateX(620%); }
.button:active { transform: translateY(1px) scale(.985); }

.hero-visual {
  transform-style: preserve-3d;
  perspective: 900px;
}
.hero-house { transition: transform .65s var(--ease), filter .65s var(--ease); }
.hero-visual:hover .hero-house { transform: translateY(-3px) rotateY(-1.5deg) rotateX(1deg); filter: saturate(1.07); }
.hero-snap-demo {
  position: absolute;
  left: 50%;
  bottom: 2%;
  z-index: 8;
  width: min(270px, 72%);
  min-height: 62px;
  padding: 9px 14px 9px 10px;
  border: 1px solid rgba(255,255,255,.92);
  border-radius: 18px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 18px 44px rgba(19,34,54,.16);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: grid;
  grid-template-columns: 76px 1fr;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transform: translateX(-50%);
  transition: transform .22s var(--ease), box-shadow .22s ease, border-color .22s ease;
}
.hero-snap-demo:hover { transform: translateX(-50%) translateY(-3px); box-shadow: 0 22px 55px rgba(19,34,54,.2); border-color: #d2d0ff; }
.hero-snap-demo:active { transform: translateX(-50%) translateY(0) scale(.98); }
.hero-snap-demo > span:last-child small,
.hero-snap-demo > span:last-child strong { display: block; }
.hero-snap-demo > span:last-child small { color: var(--primary); font-size: 9px; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.hero-snap-demo > span:last-child strong { margin-top: 2px; font-size: 13px; }
.hero-snap-track { height: 42px; position: relative; display: block; }
.hero-snap-piece,
.hero-snap-target {
  position: absolute;
  top: 8px;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 4px solid rgba(255,255,255,.86);
  box-shadow: 0 5px 10px rgba(19,34,54,.14), inset 0 0 0 1px rgba(19,34,54,.12);
}
.hero-snap-piece { left: 2px; background: rgba(244,185,85,.88); transform: rotate(-8deg); }
.hero-snap-target { right: 2px; background: rgba(85,174,232,.88); transform: rotate(8deg); }
.hero-snap-track b { position: absolute; left: 50%; top: 12px; width: 2px; height: 20px; border-radius: 2px; background: var(--primary); opacity: .2; transform: translateX(-50%); }
.hero-visual.is-snapping .hero-snap-piece { animation: heroSnapLeft .68s var(--ease) both; }
.hero-visual.is-snapping .hero-snap-target { animation: heroSnapRight .68s var(--ease) both; }
.hero-visual.is-snapping .hero-snap-track b { animation: heroMagnetFlash .85s ease both; }
.hero-visual.is-snapping .hero-house { animation: heroHousePulse .72s var(--ease); }
.hero-spark-layer { position: absolute; left: 50%; bottom: 7.5%; z-index: 10; width: 1px; height: 1px; pointer-events: none; }
.hero-spark-layer i { position: absolute; width: 7px; height: 3px; border-radius: 999px; background: var(--amber); transform-origin: 0 0; animation: heroSpark .75s ease-out both; animation-delay: calc(var(--i) * 18ms); }
.hero-spark-layer i:nth-child(3n+2) { background: var(--mint); }
.hero-spark-layer i:nth-child(3n) { background: var(--pink); }
@keyframes heroSnapLeft { 0% { transform: translateX(0) rotate(-8deg); } 62%,100% { transform: translateX(21px) rotate(0); } 78% { transform: translateX(18px) rotate(0); } }
@keyframes heroSnapRight { 0% { transform: translateX(0) rotate(8deg); } 62%,100% { transform: translateX(-21px) rotate(0); } 78% { transform: translateX(-18px) rotate(0); } }
@keyframes heroMagnetFlash { 0% { opacity:.15; transform:translateX(-50%) scaleY(.5); } 48% { opacity:1; box-shadow:0 0 18px 8px rgba(91,92,226,.35); transform:translateX(-50%) scaleY(1.35); } 100% { opacity:.15; transform:translateX(-50%) scaleY(.5); } }
@keyframes heroHousePulse { 40% { transform:translateY(-5px) scale(1.012); filter:saturate(1.18) drop-shadow(0 20px 14px rgba(19,34,54,.14)); } }
@keyframes heroSpark { from { opacity:1; transform:rotate(calc(var(--i) * 36deg)) translateX(5px) scaleX(.7); } to { opacity:0; transform:rotate(calc(var(--i) * 36deg)) translateX(66px) scaleX(1.4); } }

.template-card {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --shine-x: 50%;
  --shine-y: 50%;
  position: relative;
  transform: perspective(850px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transform-style: preserve-3d;
  will-change: transform;
}
.template-card:hover { transform: perspective(850px) translateY(-5px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)); }
.template-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(circle at var(--shine-x) var(--shine-y), rgba(255,255,255,.38), transparent 31%);
  opacity: 0;
  transition: opacity .2s ease;
}
.template-card:hover::after { opacity: 1; }
.template-card-art {
  height: 230px;
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: var(--card-bg, #edf2ff);
}
.template-card-art::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(19,34,54,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(19,34,54,.06) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(#000, transparent);
}
.template-card-art svg { width: 82%; height: 82%; position: relative; filter: drop-shadow(0 18px 13px rgba(19,34,54,.16)); transition: transform .3s var(--ease); }
.template-card:hover .template-card-art svg { transform: translateZ(16px) scale(1.045) translateY(-2px); }

.autosave-copy { color: var(--ink-muted); font-size: 9px; white-space: nowrap; transition: color .18s ease; }
.autosave-copy[data-state="saving"] { color: #9d6b11; }
.autosave-copy[data-state="saved"] { color: #25826a; }
.panel-subcopy { display: block; margin-top: 2px; color: var(--ink-muted); font-size: 10px; line-height: 1.35; }
.help-tool { color: var(--primary); background: var(--primary-soft); }
.engineering-card { opacity: .78; transition: opacity .2s ease, transform .2s ease; }
.engineering-card:hover { opacity: 1; }

.piece-card {
  min-height: 78px;
  padding: 6px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px;
  gap: 6px;
  cursor: default;
  touch-action: pan-y;
}
.piece-card:hover { transform: translateX(2px); }
.piece-card-drag {
  min-width: 0;
  min-height: 64px;
  padding: 4px 5px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  display: grid;
  grid-template-columns: 46px minmax(0,1fr) auto;
  gap: 8px;
  align-items: center;
  color: inherit;
  text-align: left;
  cursor: grab;
  touch-action: none;
}
.piece-card-drag:active { cursor: grabbing; background: var(--primary-soft); }
.piece-add-button {
  min-width: 44px;
  min-height: 58px;
  padding: 4px;
  border: 1px solid #d6d5ff;
  border-radius: 10px;
  background: #f5f4ff;
  color: var(--primary);
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1px;
  font-size: 9px;
  font-weight: 820;
  cursor: pointer;
  transition: .16s var(--ease);
}
.piece-add-button span { display: block; font-size: 21px; line-height: .8; }
.piece-add-button:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-1px); box-shadow: 0 7px 16px rgba(91,92,226,.2); }
.piece-card.shortage { background: linear-gradient(90deg, #fff, #fffaf3); }
.piece-card.shortage .piece-availability { color: #a56a0c; }
.piece-card.shortage .piece-add-button { border-color: #efd7a7; background: #fff8e9; color: #926000; }
.piece-availability strong { font-size: 13px; }
.piece-availability small { font-size: 8px; }

.canvas-empty-state { z-index: 4; width: min(420px, calc(100% - 36px)); pointer-events: auto; padding: 24px; border: 1px solid rgba(255,255,255,.85); border-radius: 22px; background: rgba(255,255,255,.8); box-shadow: 0 22px 54px rgba(19,34,54,.12); backdrop-filter: blur(12px); }
.canvas-empty-state h3 { margin-top: 12px; font-size: 20px; color: var(--ink); }
.canvas-empty-state p { max-width: 330px; font-size: 12px; color: var(--ink-soft); }
.canvas-empty-actions { margin-top: 16px; display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.empty-shape-stack { height: 56px; position: relative; display: grid; place-items: center; }
.empty-shape-stack span { position:absolute; width:43px; height:43px; border-radius:8px; border:5px solid rgba(255,255,255,.8); box-shadow:0 7px 14px rgba(19,34,54,.12); }
.empty-shape-stack span:nth-child(1) { background:rgba(244,185,85,.88); transform:translateX(-30px) rotate(-13deg); }
.empty-shape-stack span:nth-child(2) { background:rgba(85,174,232,.86); transform:translateX(30px) rotate(13deg); }
.empty-shape-stack span:nth-child(3) { background:rgba(118,103,239,.86); transform:translateY(-5px); }

.placement-dock {
  position: absolute;
  left: 50%;
  bottom: 46px;
  z-index: 18;
  width: min(560px, calc(100% - 28px));
  min-height: 70px;
  padding: 9px 10px;
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 18px;
  background: rgba(19,34,54,.94);
  color: #fff;
  box-shadow: 0 20px 48px rgba(19,34,54,.28);
  backdrop-filter: blur(16px);
  display: grid;
  grid-template-columns: 50px minmax(0,1fr) auto auto;
  gap: 10px;
  align-items: center;
  transform: translateX(-50%);
  animation: placementDockIn .32s var(--ease);
}
.placement-dock-icon { width: 48px; height: 48px; display:grid; place-items:center; }
.placement-dock-icon svg { width:44px; height:44px; filter:drop-shadow(0 5px 5px rgba(0,0,0,.22)); }
.placement-dock-copy { min-width:0; }
.placement-dock-copy small,.placement-dock-copy strong,.placement-dock-copy span { display:block; }
.placement-dock-copy small { color:#b9bbff; font-size:8px; font-weight:850; letter-spacing:.09em; text-transform:uppercase; }
.placement-dock-copy strong { margin-top:1px; font-size:14px; }
.placement-dock-copy span { margin-top:2px; color:rgba(255,255,255,.7); font-size:10px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.placement-dock-action,.placement-dock-done { min-height:44px; padding:0 13px; border-radius:11px; font-size:10px; font-weight:820; cursor:pointer; }
.placement-dock-action { border:1px solid rgba(255,255,255,.2); background:rgba(255,255,255,.08); color:#fff; }
.placement-dock-action:hover { background:rgba(255,255,255,.16); }
.placement-dock-done { border:0; background:#fff; color:var(--ink); }
@keyframes placementDockIn { from { opacity:0; transform:translate(-50%,12px) scale(.97); } to { opacity:1; transform:translate(-50%,0) scale(1); } }

.studio-coach {
  position:absolute;
  right:18px;
  top:18px;
  z-index:19;
  width:min(330px, calc(100% - 36px));
  padding:18px;
  border:1px solid #d8d6ff;
  border-radius:18px;
  background:rgba(255,255,255,.96);
  box-shadow:0 22px 56px rgba(19,34,54,.2);
  backdrop-filter:blur(16px);
  animation:coachIn .35s var(--ease);
}
.studio-coach-close { position:absolute; right:10px; top:9px; width:34px; height:34px; border:0; border-radius:9px; background:transparent; color:var(--ink-muted); font-size:21px; cursor:pointer; }
.studio-coach-step { color:var(--primary); font-size:9px; font-weight:850; text-transform:uppercase; letter-spacing:.09em; }
.studio-coach h3 { margin:7px 32px 5px 0; font-size:18px; letter-spacing:-.025em; }
.studio-coach p { margin:0; color:var(--ink-soft); font-size:11px; line-height:1.55; }
.studio-coach-progress { margin-top:14px; display:grid; grid-template-columns:repeat(3,1fr); gap:5px; }
.studio-coach-progress i { height:4px; border-radius:999px; background:#e6e5f3; transition:background .2s ease; }
.studio-coach-progress i.active { background:linear-gradient(90deg,var(--primary),var(--pink)); }
.studio-coach-actions { margin-top:14px; display:flex; justify-content:flex-end; gap:7px; }
.studio-coach-actions button { min-height:40px; padding:0 13px; border:1px solid var(--line); border-radius:10px; background:#fff; font-size:10px; font-weight:800; cursor:pointer; }
.studio-coach-actions button:last-child { border-color:var(--primary); background:var(--primary); color:#fff; }
.studio-coach-actions button:disabled { opacity:.4; cursor:default; }
@keyframes coachIn { from { opacity:0; transform:translateY(-8px) scale(.98); } to { opacity:1; transform:none; } }

.snap-effects-layer { position:absolute; inset:0; z-index:24; pointer-events:none; overflow:hidden; }
.snap-burst { position:absolute; width:1px; height:1px; }
.snap-ring { position:absolute; left:0; top:0; width:24px; height:24px; margin:-12px; border:3px solid var(--amber); border-radius:50%; animation:snapRing .65s ease-out both; }
.snap-burst > b { position:absolute; left:0; top:-42px; transform:translateX(-50%); padding:5px 8px; border-radius:999px; background:var(--ink); color:#fff; font-size:9px; white-space:nowrap; animation:snapLabel .75s var(--ease) both; }
.snap-spark { position:absolute; left:0; top:0; width:12px; height:3px; border-radius:999px; background:var(--amber); transform-origin:0 0; animation:snapSpark .65s ease-out both; animation-delay:calc(var(--i) * 12ms); }
.snap-spark:nth-of-type(3n) { background:var(--mint); }
.snap-spark:nth-of-type(3n+1) { background:var(--pink); }
@keyframes snapRing { from { opacity:1; transform:scale(.3); } to { opacity:0; transform:scale(3.3); } }
@keyframes snapSpark { from { opacity:1; transform:rotate(calc(var(--i) * 45deg)) translateX(4px) scaleX(.5); } to { opacity:0; transform:rotate(calc(var(--i) * 45deg)) translateX(54px) scaleX(1.2); } }
@keyframes snapLabel { 0% { opacity:0; transform:translate(-50%,8px) scale(.88); } 24%,70% { opacity:1; transform:translate(-50%,0) scale(1); } 100% { opacity:0; transform:translate(-50%,-8px) scale(.96); } }
.assembly-tile-group.newly-added { transform-box:fill-box; transform-origin:center; animation:tileSnapPop .62s var(--ease); }
@keyframes tileSnapPop { 0% { opacity:.2; transform:scale(.55); filter:brightness(1.6); } 60% { transform:scale(1.08); filter:brightness(1.15); } 100% { opacity:1; transform:scale(1); filter:none; } }
.connector-hit { stroke:transparent; stroke-width:28; pointer-events:stroke; cursor:copy; vector-effect:non-scaling-stroke; }
.connector-segment.placement-ready { animation:connectorReady 1.25s ease-in-out infinite; }
@keyframes connectorReady { 0%,100% { stroke-width:4.5; opacity:.72; filter:drop-shadow(0 0 0 rgba(244,185,85,0)); } 50% { stroke-width:7; opacity:1; filter:drop-shadow(0 0 6px rgba(244,185,85,.7)); } }
.canvas-stage.placement-active { box-shadow:inset 0 0 0 3px rgba(244,185,85,.28); }
.canvas-stage.placement-miss { animation:placementMiss .38s ease; }
@keyframes placementMiss { 25% { box-shadow:inset 0 0 0 5px rgba(239,124,102,.42); } 50% { transform:translateX(-2px); } 75% { transform:translateX(2px); } }

.toast.info::before { content:"i"; color:#b9bbff; font-weight:900; }
.toast p { margin:0; }
.toast.toast-bump { animation:toastBump .28s var(--ease); }
@keyframes toastBump { 50% { transform:scale(1.035); } }

.reveal { transition-delay:var(--reveal-delay,0ms); }

.build-completion.celebrate .completion-mark { animation:completionPop .75s var(--ease); }
.build-completion.celebrate .confetti-field i { animation:confettiFall 1.35s var(--ease) both; animation-delay:calc((var(--n, 1) - 1) * 35ms); }
.build-completion.celebrate .confetti-field i:nth-child(1) { --n:1; }
.build-completion.celebrate .confetti-field i:nth-child(2) { --n:2; }
.build-completion.celebrate .confetti-field i:nth-child(3) { --n:3; }
.build-completion.celebrate .confetti-field i:nth-child(4) { --n:4; }
.build-completion.celebrate .confetti-field i:nth-child(5) { --n:5; }
.build-completion.celebrate .confetti-field i:nth-child(6) { --n:6; }
.build-completion.celebrate .confetti-field i:nth-child(7) { --n:7; }
.build-completion.celebrate .confetti-field i:nth-child(8) { --n:8; }
.build-completion.celebrate .confetti-field i:nth-child(9) { --n:9; }
@keyframes completionPop { 0% { opacity:0; transform:scale(.55) rotate(-12deg); } 55% { transform:scale(1.12) rotate(3deg); } 100% { opacity:1; transform:none; } }
@keyframes confettiFall { 0% { opacity:0; translate:0 -34px; rotate:0deg; } 22% { opacity:.9; } 100% { opacity:0; translate:var(--drift, 18px) 190px; rotate:260deg; } }

@media (max-width: 920px) {
  .site-header.menu-open { height:auto; min-height:var(--header-height); padding-top:14px; padding-bottom:14px; }
  .site-header.menu-open .main-nav { display:flex; }
  .site-header.menu-open .header-actions { display:flex; }
  .studio-topbar { min-height:58px; height:auto; }
  .studio-mobile-tabs button { min-height:44px; font-size:12px; }
  .piece-card { min-height:84px; }
  .piece-card-drag { min-height:70px; }
  .piece-add-button { min-height:64px; }
  .icon-button,
  .tool-button.icon-only,
  .fold-control,
  .placement-angles button { min-width:44px; min-height:44px; height:44px; }
  .color-swatch { width:34px; height:34px; }
  .panel-kicker { font-size:10px; }
  .palette-color-row > span,
  .piece-card-copy strong { font-size:13px; }
  .piece-card-copy small,
  .panel-subcopy { font-size:11px; }
  .placement-angle-row > span { font-size:10px; }
  .placement-angles button { font-size:10px; }
  .colour-lab button { min-height:44px; font-size:10px; }
  .build-strategy-switch button { min-height:48px; }
  .build-strategy-switch button span { font-size:12px; }
  .build-strategy-switch button small { font-size:9px; }
  .build-mode-progress .build-progress-copy small { font-size:10px; }
  .build-step-kicker > span:last-child { font-size:10px; }
  .build-step-tip span { font-size:9px; }
  .build-step-tip p { font-size:11px; }
  .build-check { min-height:44px; font-size:12px; }
}

@media (max-width: 680px) {
  .hero { padding-top:38px; }
  .hero-visual { min-height:470px; }
  .hero-snap-demo { bottom:0; width:min(300px, 92%); }
  .hero-proof { gap:18px; }
  .hero-proof span { font-size:10px; }
  .template-card-art { height:205px; }
  .template-card { transform:none !important; }
  .autosave-copy { display:none; }
  .studio-design-name { max-width:150px; }
  .placement-dock {
    bottom:14px;
    grid-template-columns:42px minmax(0,1fr) auto;
    min-height:70px;
    padding:8px;
  }
  .placement-dock-icon { width:40px; height:40px; }
  .placement-dock-icon svg { width:38px; height:38px; }
  .placement-dock-action { display:none; }
  .placement-dock-copy span { white-space:normal; line-height:1.25; }
  .placement-dock-done { padding-inline:12px; }
  .studio-coach { left:12px; right:12px; top:12px; width:auto; }
  .canvas-empty-state { padding:18px 14px; }
  .canvas-empty-actions { align-items:stretch; flex-direction:column; }
  .canvas-empty-actions .button { width:100%; }
  .toast-region { left:12px; right:12px; bottom:12px; }
  .toast { min-width:0; max-width:none; width:100%; font-size:12px; }
  .build-completion > p { font-size:14px; }
  .verification-result-buttons strong { font-size:12px; }
  .verification-result-buttons small { font-size:10px; }
  .verification-issues label,
  .verification-confirm { min-height:40px; font-size:11px; }
  .verification-notes span { font-size:11px; }
  .verification-notes textarea { font-size:16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
    transition-delay: 0ms !important;
  }
  .template-card { transform:none !important; }
}
.template-card-meta { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.template-fit { padding:4px 7px; border-radius:999px; font-size:8px; letter-spacing:.02em; text-transform:none; }
.template-fit.ready { background:var(--mint-soft); color:#26745c; }
.template-fit.short { background:var(--amber-soft); color:#936100; }
.collection-section .section-heading > div > p { max-width: 610px; margin: 12px 0 0; color: var(--ink-muted); line-height: 1.65; }
.collection-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; }
.collection-card { min-height:286px; padding:0; overflow:hidden; border:1px solid var(--line); border-radius:18px; background:#fff; color:var(--ink); text-align:left; cursor:pointer; box-shadow:var(--shadow-sm); transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s ease; }
.collection-card:hover { transform:translateY(-4px); border-color:#c8c8ee; box-shadow:var(--shadow-md); }
.collection-card-art { height:118px; padding:8px 16px; position:relative; overflow:hidden; display:flex; align-items:center; justify-content:space-between; background:var(--collection-bg,#eef1ff); }
.collection-card-art::before { content:""; position:absolute; inset:0; background-image:linear-gradient(rgba(19,34,54,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(19,34,54,.05) 1px,transparent 1px); background-size:22px 22px; mask-image:linear-gradient(#000,transparent); }
.collection-card-art svg { width:142px; height:108px; position:relative; filter:drop-shadow(0 10px 8px rgba(19,34,54,.14)); }
.collection-plan-count { position:relative; align-self:flex-start; margin-top:8px; padding:5px 8px; border:1px solid rgba(255,255,255,.7); border-radius:999px; background:rgba(255,255,255,.82); color:var(--ink-soft); font-size:9px; font-weight:800; }
.collection-card-copy { min-height:166px; padding:17px 18px 18px; display:flex; flex-direction:column; }
.collection-card-copy > small { color:var(--primary); font-size:8px; font-weight:820; letter-spacing:.08em; text-transform:uppercase; }
.collection-card-copy h3 { margin:5px 0 0; font-size:18px; letter-spacing:-.025em; }
.collection-card-copy p { margin:7px 0 14px; color:var(--ink-muted); font-size:11px; line-height:1.5; }
.collection-fit-row { margin-top:auto; display:flex; flex-wrap:wrap; align-items:center; gap:6px; }
.collection-fit-row b,.collection-fit-row span { padding:5px 7px; border-radius:999px; font-size:8px; line-height:1.2; }
.collection-fit-row b { background:var(--mint-soft); color:#26745c; }
.collection-fit-row b.partial { background:var(--amber-soft); color:#936100; }
.collection-fit-row span { background:var(--paper-2); color:var(--ink-muted); }
.plan-filter-collection { grid-column:1 / -1; }
.plan-collection-context { margin-top:7px; padding:7px 8px; border-radius:8px; background:var(--primary-soft); color:#4c4daa; }
.plan-collection-context strong,.plan-collection-context span { display:block; }
.plan-collection-context strong { font-size:8.5px; }
.plan-collection-context span { margin-top:2px; font-size:7.5px; line-height:1.35; }
@media (max-width: 920px) { .collection-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media (max-width: 680px) {
  .collection-grid { grid-template-columns:1fr; }
  .collection-card { min-height:260px; }
  .collection-card-art { height:108px; }
  .collection-card-copy { min-height:150px; }
}
@media (max-width: 920px) {
  .mobile-menu-button,
  .modal-close,
  .studio-coach-close,
  .zoom-value,
  .text-button,
  .drawer-heading,
  .placement-dock-action,
  .placement-dock-done {
    min-width:44px;
    min-height:44px;
  }
  .text-button { padding:8px 4px; }
  .drawer-heading { padding-block:10px; }
}
.hero-grid, .hero-house, .floating-chip, .hero-orbit { pointer-events:none; }

/* Live field guides, including the 0.8.2 core-piece breadth set */
.guide-section .section-heading > div > p { max-width: 650px; margin: 12px 0 0; color: var(--ink-muted); line-height: 1.65; }
.guide-card-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; }
.guide-card { min-width:0; min-height:238px; padding:22px; border:1px solid var(--line); border-radius:19px; background:linear-gradient(145deg,#fff,#f8f8fc); color:var(--ink); text-align:left; display:grid; grid-template-columns:1fr auto; grid-template-rows:auto 1fr; gap:14px; cursor:pointer; box-shadow:var(--shadow-sm); transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s ease; }
.guide-card:hover { transform:translateY(-4px); border-color:#c8c8ee; box-shadow:var(--shadow-md); }
.guide-card:focus-visible,.guide-plan-row:focus-visible { outline:3px solid var(--primary); outline-offset:3px; }
.guide-card-number { width:40px; height:40px; border-radius:12px; background:var(--primary-soft); color:var(--primary); display:grid; place-items:center; font-size:10px; font-weight:850; }
.guide-card-copy { min-width:0; grid-column:1 / -1; display:flex; flex-direction:column; }
.guide-card-copy small { color:var(--primary); font-size:8px; font-weight:820; letter-spacing:.08em; text-transform:uppercase; }
.guide-card-copy strong { margin-top:8px; font-size:20px; line-height:1.15; letter-spacing:-.035em; overflow-wrap:anywhere; }
.guide-card-copy > span { margin-top:8px; color:var(--ink-muted); font-size:10px; line-height:1.55; }
.guide-card-copy b { margin-top:auto; padding-top:17px; color:#26745c; font-size:9px; line-height:1.4; }
.guide-card-arrow { grid-column:2; grid-row:1; width:40px; height:40px; border:1px solid var(--line); border-radius:50%; display:grid; place-items:center; color:var(--primary); font-size:18px; }
.guides-page,.guide-page { background:linear-gradient(180deg,#f7f7fb 0,var(--paper) 560px); }
.guides-shell { padding-block:72px 110px; }
.guides-hero { max-width:880px; padding-bottom:52px; }
.guides-hero h1,.guide-detail-hero h1 { margin:18px 0 0; font-size:clamp(52px,7vw,88px); line-height:.96; letter-spacing:-.066em; }
.guides-hero h1:focus,.guide-detail-hero h1:focus { outline:none; }
.guides-hero h1:focus-visible,.guide-detail-hero h1:focus-visible { outline:3px solid var(--primary); outline-offset:8px; border-radius:4px; }
.guides-hero > p,.guide-detail-hero > p { max-width:720px; margin:20px 0 0; color:var(--ink-muted); font-size:15px; line-height:1.72; }
.guide-truth-note { max-width:760px; margin-top:24px; padding:13px 15px; border:1px solid #dcdcf0; border-radius:12px; background:rgba(255,255,255,.76); display:flex; align-items:flex-start; gap:9px; color:var(--ink-muted); font-size:9px; line-height:1.5; }
.guide-truth-note strong { flex:0 0 auto; color:var(--primary); }
.guide-detail-shell { padding-block:34px 110px; }
.guide-back { min-height:44px; padding:0 5px; border:0; background:transparent; color:var(--ink-muted); font:inherit; font-size:11px; font-weight:780; cursor:pointer; }
.guide-back:hover { color:var(--primary); }
.guide-detail-hero { max-width:960px; padding:30px 0 52px; }
.guide-detail-hero .eyebrow b { font:inherit; }
.guide-detail-badges { display:flex; flex-wrap:wrap; gap:7px; margin-top:22px; }
.guide-detail-badges span { padding:6px 9px; border:1px solid var(--line); border-radius:999px; background:#fff; color:var(--ink-soft); font-size:9px; font-weight:780; box-shadow:var(--shadow-sm); }
.guide-live-content { min-width:0; }
.guide-live-section { min-width:0; padding:32px; border:1px solid var(--line); border-radius:24px; background:#fff; box-shadow:0 15px 45px rgba(19,34,54,.06); }
.guide-live-heading { max-width:760px; }
.guide-live-heading h2 { margin:7px 0 0; font-size:clamp(30px,4vw,48px); line-height:1.03; letter-spacing:-.05em; }
.guide-live-heading p { margin:14px 0 0; color:var(--ink-muted); font-size:12px; line-height:1.68; }
.guide-plan-list { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px; margin-top:28px; }
.guide-plan-row { min-width:0; min-height:108px; padding:15px 16px; border:1px solid var(--line); border-radius:14px; background:var(--paper); color:var(--ink); display:flex; align-items:center; justify-content:space-between; gap:16px; text-align:left; cursor:pointer; }
.guide-plan-row:hover { border-color:#c8c8ee; background:var(--primary-soft); }
.guide-plan-row > span { min-width:0; }
.guide-plan-row small,.guide-plan-row strong,.guide-plan-row em { display:block; }
.guide-plan-row small { color:var(--primary); font-size:8px; font-weight:800; }
.guide-plan-row strong { margin-top:4px; font-size:15px; }
.guide-plan-row em { margin-top:4px; color:var(--ink-muted); font-size:8.5px; font-style:normal; line-height:1.4; }
.guide-plan-row > b { flex:0 0 auto; padding:6px 8px; border-radius:999px; font-size:8px; white-space:nowrap; }
.guide-plan-row > b.ready { background:var(--mint-soft); color:#26745c; }
.guide-plan-row > b.short { background:var(--amber-soft); color:#936100; }
.guide-strategy-grid,.guide-preview-pair { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin-top:28px; }
.guide-strategy-card,.guide-preview-pair article { min-width:0; overflow:hidden; border:1px solid var(--line); border-radius:18px; background:var(--paper); }
.guide-strategy-card > svg,.guide-preview-pair svg { width:100%; height:300px; background:linear-gradient(155deg,#f0f1f7,#e5e9ed); }
.guide-strategy-card > div,.guide-preview-pair article > :not(svg) { margin-inline:20px; }
.guide-strategy-card > div { padding:20px 0 23px; }
.guide-strategy-card small,.guide-preview-pair small { color:var(--primary); font-size:8px; font-weight:820; letter-spacing:.08em; text-transform:uppercase; }
.guide-strategy-card h3,.guide-preview-pair h3 { margin:5px 0 0; font-size:22px; }
.guide-strategy-card ol { max-height:240px; margin:15px 0 0; padding-left:18px; overflow:auto; color:var(--ink-muted); font-size:9px; line-height:1.6; }
.guide-preview-pair article { padding-bottom:20px; }
.guide-preview-pair small { display:block; margin-top:17px; }
.guide-sequence { margin-top:16px; padding:15px 17px; border-radius:13px; background:var(--primary-soft); }
.guide-sequence strong,.guide-sequence span { display:block; }
.guide-sequence strong { color:var(--primary); font-size:10px; }
.guide-sequence span { margin-top:6px; color:var(--ink-muted); font-size:8.5px; line-height:1.55; overflow-wrap:anywhere; }
.guide-count-table { display:grid; gap:9px; margin-top:28px; }
.guide-count-row { min-width:0; min-height:72px; padding:9px 13px; border-radius:13px; background:var(--paper); display:grid; grid-template-columns:52px minmax(110px,1fr) auto auto auto; align-items:center; gap:12px; }
.guide-count-row > span,.guide-count-row svg { width:46px; height:46px; }
.guide-count-row strong { font-size:11px; }
.guide-count-row em { color:var(--ink-muted); font-size:9px; font-style:normal; }
.guide-count-row b { color:var(--primary); font-size:10px; }
.guide-count-row i { padding:5px 7px; border-radius:999px; font-size:8px; font-style:normal; font-weight:800; }
.guide-count-row i.ready { background:var(--mint-soft); color:#26745c; }
.guide-count-row i.short { background:var(--amber-soft); color:#936100; }
.guide-fit-grid,.guide-evidence-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin-top:28px; }
.guide-evidence-grid { grid-template-columns:repeat(3,minmax(0,1fr)); }
.guide-fit-grid article,.guide-evidence-grid article { min-width:0; min-height:190px; padding:22px; border:1px solid var(--line); border-radius:17px; background:var(--paper); }
.guide-fit-grid article.ready,.guide-evidence-grid article.ready { border-color:#bfe4d8; background:#f0fbf7; }
.guide-fit-grid article.short { border-color:#eed7a8; background:#fff8e8; }
.guide-evidence-grid article.partial { border-color:#d9d5f4; background:#f5f3ff; }
.guide-fit-grid small,.guide-evidence-grid small { color:var(--primary); font-size:8px; font-weight:820; letter-spacing:.08em; text-transform:uppercase; }
.guide-fit-grid h3,.guide-evidence-grid h3 { margin:8px 0 0; font-size:22px; line-height:1.13; letter-spacing:-.035em; overflow-wrap:anywhere; }
.guide-fit-grid p,.guide-evidence-grid p { margin:11px 0 0; color:var(--ink-muted); font-size:10px; line-height:1.6; }
.guide-evidence-grid b { display:block; margin-top:20px; color:#26745c; font-size:8px; line-height:1.45; }
.guide-evidence-grid .unknown b { color:#936100; }
.guide-action-footer { margin-top:22px; padding:25px 28px; border-radius:19px; background:linear-gradient(125deg,#4f4fd2,#6f57d8 58%,#9d61c7); color:#fff; display:flex; align-items:center; justify-content:space-between; gap:30px; }
.guide-action-footer h2 { margin:5px 0 0; font-size:25px; letter-spacing:-.035em; }
.guide-action-footer p { max-width:580px; margin:7px 0 0; color:rgba(255,255,255,.73); font-size:9px; line-height:1.5; }
.guide-action-footer .panel-kicker { color:rgba(255,255,255,.7); }
.guide-action-buttons { flex:0 0 auto; display:flex; flex-wrap:wrap; justify-content:flex-end; gap:8px; }
.guide-action-buttons .button { min-height:46px; }
.guide-action-buttons .button-primary { background:#fff; color:var(--primary); box-shadow:none; }
.guide-action-buttons .button-secondary { border-color:rgba(255,255,255,.42); background:rgba(255,255,255,.1); color:#fff; }
.guide-compare-grid,.guide-trio-grid { display:grid; gap:14px; margin-top:24px; }
.guide-compare-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
.guide-trio-grid { grid-template-columns:repeat(3,minmax(0,1fr)); }
.guide-compare-grid article,.guide-trio-grid article { min-width:0; overflow:hidden; border:1px solid var(--line); border-radius:18px; background:#fff; box-shadow:0 10px 26px rgba(19,34,54,.055); }
.guide-compare-grid svg,.guide-trio-grid svg { display:block; width:100%; height:270px; background:linear-gradient(155deg,#eef0f7,#e5e9ed); }
.guide-trio-grid svg { height:230px; }
.guide-compare-grid article > div,.guide-trio-grid article > div { padding:19px; }
.guide-compare-grid small,.guide-trio-grid small,.guide-focus-layout small { color:var(--primary); font-size:8px; font-weight:820; letter-spacing:.08em; text-transform:uppercase; }
.guide-compare-grid h3,.guide-trio-grid h3,.guide-focus-layout h3 { margin:7px 0 0; font-size:21px; line-height:1.12; letter-spacing:-.035em; }
.guide-compare-grid p,.guide-trio-grid p,.guide-focus-layout p { margin:10px 0 0; color:var(--ink-muted); font-size:9px; line-height:1.55; }
.guide-compare-grid b,.guide-trio-grid b { display:inline-block; margin-top:13px; color:#26745c; font-size:8px; }
.guide-compare-grid b.short,.guide-trio-grid b.short { color:#936100; }
.guide-compare-grid button,.guide-trio-grid button { width:100%; min-height:42px; margin-top:15px; border:1px solid #d7d5f1; border-radius:10px; background:var(--primary-soft); color:var(--primary); font:inherit; font-size:9px; font-weight:790; cursor:pointer; }
.guide-compare-grid button:hover,.guide-trio-grid button:hover { border-color:var(--primary); }
.guide-focus-layout { display:grid; grid-template-columns:minmax(0,1.15fr) minmax(250px,.85fr); gap:15px; align-items:stretch; margin-top:24px; }
.guide-focus-layout > svg,.guide-focus-layout > article { min-width:0; min-height:330px; border:1px solid var(--line); border-radius:18px; }
.guide-focus-layout > svg { width:100%; height:100%; background:linear-gradient(155deg,#eef0f7,#e5e9ed); }
.guide-focus-layout > article { padding:24px; background:#fff; }
.guide-focus-layout dl { display:grid; gap:8px; margin:20px 0 0; }
.guide-focus-layout dl div { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:10px 11px; border-radius:10px; background:var(--paper); }
.guide-focus-layout dt { color:var(--ink-muted); font-size:8px; }
.guide-focus-layout dd { margin:0; color:var(--ink); font-size:9px; font-weight:790; text-align:right; }

@media (max-width:980px) {
  .guide-card-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .guide-trio-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .guide-trio-grid article:last-child { grid-column:1 / -1; }
  .guide-evidence-grid { grid-template-columns:1fr; }
  .guide-evidence-grid article { min-height:0; }
  .guide-action-footer { align-items:flex-start; flex-direction:column; }
  .guide-action-buttons { justify-content:flex-start; }
}
@media (max-width:680px) {
  .guide-card-grid,.guide-plan-list,.guide-strategy-grid,.guide-preview-pair,.guide-fit-grid,.guide-compare-grid,.guide-trio-grid,.guide-focus-layout { grid-template-columns:1fr; }
  .guide-trio-grid article:last-child { grid-column:auto; }
  .guide-focus-layout > svg,.guide-focus-layout > article { min-height:0; }
  .guide-focus-layout > svg { height:270px; }
  .guide-card { min-height:220px; }
  .guides-shell,.guide-detail-shell { padding-block:28px 76px; }
  .guides-hero { padding:20px 0 38px; }
  .guides-hero h1,.guide-detail-hero h1 { font-size:clamp(46px,14vw,64px); }
  .guide-detail-hero { padding:18px 0 34px; }
  .guide-truth-note { flex-direction:column; }
  .guide-live-section { padding:20px 16px; border-radius:19px; }
  .guide-live-heading h2 { font-size:34px; }
  .guide-strategy-card > svg,.guide-preview-pair svg { height:250px; }
  .guide-count-row { grid-template-columns:46px 1fr auto; gap:8px; }
  .guide-count-row > span,.guide-count-row svg { width:40px; height:40px; }
  .guide-count-row em { grid-column:2; }
  .guide-count-row i { grid-column:3; grid-row:2; }
  .guide-action-footer { padding:23px 19px; }
  .guide-action-buttons { width:100%; display:grid; grid-template-columns:1fr; }
  .guide-action-buttons .button { width:100%; }
  .guide-plan-row { min-height:118px; }
}

/* Plan detail */
.plan-detail-page { background: linear-gradient(180deg, #f7f7fb 0, var(--paper) 520px); }
.plan-detail-shell { padding-block: 34px 110px; }
.plan-detail-back { min-height: 44px; padding: 0 5px; border: 0; background: transparent; color: var(--ink-muted); font: inherit; font-size: 11px; font-weight: 780; cursor: pointer; }
.plan-detail-back:hover { color: var(--primary); }
.plan-detail-hero { display: grid; grid-template-columns: minmax(0, .88fr) minmax(430px, 1.12fr); gap: 46px; align-items: center; padding: 30px 0 52px; }
.plan-detail-copy h1 { margin: 17px 0 6px; max-width: 660px; font-size: clamp(50px, 6.4vw, 82px); line-height: .96; letter-spacing: -.065em; }
.plan-detail-copy h1:focus { outline: none; }
.plan-detail-copy h1:focus-visible { outline: 3px solid var(--primary); outline-offset: 8px; border-radius: 4px; }
.plan-detail-copy .eyebrow b { font: inherit; }
.plan-detail-badges { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.plan-detail-badges span { padding: 6px 9px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink-soft); font-size: 9px; font-weight: 780; box-shadow: var(--shadow-sm); }
.plan-detail-badges .digital { background: var(--primary-soft); border-color: #d8d5ff; color: var(--primary); }
.plan-detail-subtitle { margin: 0; color: var(--primary); font-size: 17px; font-weight: 760; }
.plan-detail-description { max-width: 610px; margin: 15px 0 0; color: var(--ink-muted); font-size: 14px; line-height: 1.7; }
.plan-detail-learning { display:flex; flex-wrap:wrap; gap:8px 14px; margin-top:17px; }
.plan-detail-learning > span { display:flex; flex-wrap:wrap; align-items:center; gap:6px; }
.plan-detail-learning small { color:var(--ink-muted); font-size:8px; font-weight:800; letter-spacing:.07em; text-transform:uppercase; }
.plan-detail-learning b { padding:5px 7px; border:1px solid #dcdcf0; border-radius:999px; background:#fff; color:var(--primary); font-size:8px; font-weight:760; text-transform:capitalize; box-shadow:var(--shadow-sm); }
.plan-detail-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 26px; }
.plan-detail-actions .button { min-height: 46px; }
.plan-detail-actions .requested { box-shadow: 0 0 0 3px rgba(118,103,239,.18); border-color: var(--primary); }
.plan-detail-intent { margin: 11px 0 0; color: var(--primary); font-size: 10px; font-weight: 760; }
.plan-detail-truth { max-width: 620px; margin: 17px 0 0; color: var(--ink-muted); font-size: 9px; line-height: 1.55; }
.plan-detail-visual { position: relative; min-height: 510px; overflow: hidden; border: 1px solid #dfe1e8; border-radius: 26px; background: linear-gradient(155deg, #eef0f7, #e4e8ec); box-shadow: 0 25px 65px rgba(19,34,54,.13); }
.plan-detail-visual::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 1px 1px, rgba(19,34,54,.13) 1px, transparent 0); background-size: 22px 22px; opacity: .45; }
.plan-detail-visual svg { position: relative; width: 100%; height: 510px; filter: drop-shadow(0 20px 14px rgba(19,34,54,.14)); }
.plan-detail-rotate { position: absolute; top: 16px; right: 16px; min-height: 44px; padding: 0 14px; border: 1px solid rgba(19,34,54,.14); border-radius: 999px; background: rgba(255,255,255,.9); color: var(--ink-soft); font-size: 10px; font-weight: 780; cursor: pointer; box-shadow: var(--shadow-sm); }
.plan-detail-rotate:hover { color: var(--primary); border-color: #bbb9e9; }
.plan-detail-visual-status { position: absolute; left: 16px; right: 16px; bottom: 16px; min-height: 58px; padding: 11px 15px; border: 1px solid rgba(255,255,255,.7); border-radius: 14px; background: rgba(255,255,255,.88); backdrop-filter: blur(10px); display: flex; align-items: center; justify-content: space-between; gap: 14px; box-shadow: var(--shadow-sm); }
.plan-detail-visual-status span { color: #26745c; font-size: 11px; font-weight: 820; }
.plan-detail-visual-status small { color: var(--ink-muted); font-size: 9px; }
.plan-detail-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.plan-detail-card { min-height: 250px; padding: 23px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 8px 25px rgba(19,34,54,.04); }
.plan-detail-card h2 { margin: 6px 0 9px; font-size: 21px; letter-spacing: -.035em; }
.plan-detail-card > p { margin: 0; color: var(--ink-muted); font-size: 11px; line-height: 1.6; }
.plan-fit-card.ready { border-color: #bfe4d8; background: linear-gradient(145deg, #fff, #f0fbf7); }
.plan-fit-card.short { border-color: #eed7a8; background: linear-gradient(145deg, #fff, #fff8e8); }
.plan-fit-card.ready h2 { color: #26745c; }
.plan-fit-card.short h2 { color: #936100; }
.plan-detail-shortages { display: grid; gap: 6px; margin-top: 14px; }
.plan-detail-shortages:empty { display: none; }
.plan-detail-shortages div { display: flex; justify-content: space-between; gap: 12px; padding: 8px 10px; border-radius: 9px; background: rgba(255,255,255,.8); color: var(--ink-soft); font-size: 9px; }
.plan-detail-shortages strong { color: #936100; }
.plan-fit-card > small { display: block; margin-top: 15px; color: var(--ink-muted); font-size: 8.5px; line-height: 1.45; }
.plan-detail-bom { display: grid; gap: 7px; margin-top: 14px; }
.plan-detail-bom-row { min-height: 48px; display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 9px; padding: 6px 8px; border-radius: 10px; background: var(--paper); }
.plan-detail-bom-row > span:first-child { width: 36px; height: 36px; display: grid; place-items: center; }
.plan-detail-bom-row svg { width: 34px; height: 34px; }
.plan-detail-bom-row strong { display: block; font-size: 10px; }
.plan-detail-bom-row small { color: var(--ink-muted); font-size: 8px; }
.plan-detail-bom-row > b { color: var(--primary); font-size: 14px; }
.plan-detail-dimensions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 16px; }
.plan-detail-dimensions div { padding: 12px 7px; border-radius: 10px; background: var(--paper); text-align: center; }
.plan-detail-dimensions strong { display: block; color: var(--ink); font-size: 17px; }
.plan-detail-dimensions span { display: block; margin-top: 3px; color: var(--ink-muted); font-size: 7.5px; text-transform: uppercase; letter-spacing: .05em; }
.plan-detail-card .plan-detail-card-note { margin-top: 13px; font-size: 8px; }
.plan-detail-strategies { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 16px; }
.plan-detail-strategies div { min-height: 118px; padding: 15px; border-radius: 12px; background: var(--paper); }
.plan-detail-strategies strong { display: block; color: var(--primary); font-size: 29px; line-height: 1; }
.plan-detail-strategies span { display: block; margin-top: 9px; font-size: 10px; font-weight: 780; }
.plan-detail-strategies small { display: block; margin-top: 5px; color: var(--ink-muted); font-size: 8px; line-height: 1.4; }
.plan-detail-card code { display: block; max-width: 100%; overflow: hidden; margin-top: 16px; padding: 9px 10px; border-radius: 8px; background: var(--ink); color: #c9f3e5; font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }
.plan-related-card .button { margin-top: 20px; }

@media (max-width: 980px) {
  .plan-detail-hero { grid-template-columns: 1fr; gap: 30px; }
  .plan-detail-copy { max-width: 760px; }
  .plan-detail-visual { min-height: 460px; }
  .plan-detail-visual svg { height: 460px; }
  .plan-detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  .plan-detail-shell { padding-block: 18px 76px; }
  .plan-detail-hero { padding: 17px 0 34px; }
  .plan-detail-copy h1 { font-size: clamp(46px, 15vw, 66px); }
  .plan-detail-subtitle { font-size: 15px; }
  .plan-detail-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .plan-detail-actions .button { width: 100%; padding-inline: 10px; }
  .plan-detail-visual { min-height: 370px; border-radius: 20px; }
  .plan-detail-visual svg { height: 370px; }
  .plan-detail-rotate span { display: none; }
  .plan-detail-rotate { width: 44px; padding: 0; }
  .plan-detail-visual-status { align-items: flex-start; flex-direction: column; gap: 3px; }
  .plan-detail-grid { grid-template-columns: 1fr; }
  .plan-detail-card { min-height: 0; }
}

/* While a piece is armed, the empty-state card becomes a compact, tap-through cue. */
.canvas-empty-state.placement-prompt {
  top: 18px;
  left: 50%;
  width: min(430px, calc(100% - 28px));
  padding: 10px 14px;
  transform: translateX(-50%);
  pointer-events: auto;
  border-radius: 15px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 12px 30px rgba(19,34,54,.1);
}
.canvas-empty-state.placement-prompt .empty-shape-stack,
.canvas-empty-state.placement-prompt .canvas-empty-actions { display: none; }
.canvas-empty-state.placement-prompt h3 { margin: 0; font-size: 14px; }
.canvas-empty-state.placement-prompt p { margin-top: 2px; max-width: none; font-size: 10px; }
@media (max-width: 760px) {
  .print-pack-toolbar { align-items: flex-start; flex-wrap: wrap; }
  .print-pack-toolbar > div { flex-basis: calc(100% - 50px); }
  .print-controls { order:3; flex:1 0 100%; max-width:none; flex-wrap:wrap; }
  .print-control { flex:1 1 calc(50% - 4px); }
  .print-control select { height:44px; font-size:12px; }
  .print-pack { padding: 18px; }
  .print-pack-cover, .print-pack-overview { grid-template-columns: 1fr; }
  .print-pack-cover { display: grid; }
  .print-pack-status { max-width: none; text-align: left; }
  .print-pack-overview > svg { min-height: 240px; }
  .print-pack-steps { grid-template-columns: 1fr; }
  .challenge-sheet { padding:14px; }
  .challenge-sheet-cover { align-items:flex-start; flex-direction:column; }
  .challenge-page { min-height:0; padding:12px; }
  .challenge-card-grid { grid-template-columns:1fr; grid-template-rows:none; }
  .challenge-card { min-height:500px; }
  .canvas-empty-state.placement-prompt {
    top: 10px;
    width: calc(100% - 20px);
    padding: 9px 11px;
  }
}

/* 0.6.0 final interaction polish: stronger targets and a calmer mobile toolbar. */
.site-header .brand,
.site-header .nav-link,
.site-header .button-small { min-height: 42px; }
.template-card-meta,
.template-fit { font-size: 10px; }
.footer-disclaimer,
.site-footer p { font-size: 10px; }
.hero-snap-demo small { font-size: 10px; }

.studio-toolbar { position: relative; }
.studio-more-button,
.studio-more-menu { display: none; }
.studio-more-menu[hidden] { display: none !important; }
.studio-more-menu {
  position: absolute;
  z-index: 80;
  right: 0;
  top: calc(100% + 8px);
  width: min(290px, calc(100vw - 24px));
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255,255,255,.97);
  box-shadow: 0 18px 48px rgba(19,34,54,.2);
  backdrop-filter: blur(16px);
}
.studio-more-menu button {
  width: 100%;
  min-height: 58px;
  padding: 8px 10px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--ink);
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 9px;
  align-items: center;
  text-align: left;
  cursor: pointer;
}
.studio-more-menu button:hover { background: var(--primary-soft); }
.studio-more-menu button > span:first-child {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--paper-2);
  color: var(--primary);
  font-size: 17px;
  font-weight: 850;
}
.studio-more-menu strong,
.studio-more-menu small { display: block; }
.studio-more-menu strong { font-size: 12px; }
.studio-more-menu small { margin-top: 2px; color: var(--ink-muted); font-size: 10px; line-height: 1.25; }

.palette-panel .icon-button { min-width: 40px; min-height: 40px; }
.color-swatch { width: 30px; height: 30px; }
.placement-angles button { min-height: 34px; font-size: 9px; }
.colour-scheme-button { min-height: 38px; }
.tool-button { min-height: 40px; }
.tool-button.icon-only { min-width: 40px; }

@media (max-width: 920px) {
  .studio-topbar {
    grid-template-columns: minmax(118px, 1fr) auto;
    min-height: 116px;
    height: auto;
    padding-block: 7px;
  }
  .studio-design-name { min-width: 0; width: 100%; }
  .studio-design-name input {
    width: 100%;
    min-width: 0;
    padding-inline: 3px;
    text-overflow: ellipsis;
  }
  .studio-toolbar { gap: 3px; }
  .studio-toolbar .tool-button {
    min-width: 44px;
    width: 44px;
    min-height: 44px;
    height: 44px;
    padding: 0;
  }
  .studio-toolbar #newDesignButton,
  .studio-toolbar #printBuildPackButton,
  .studio-toolbar #exportButton,
  .studio-toolbar #studioHelpButton,
  .studio-toolbar .toolbar-divider { display: none; }
  .studio-toolbar #rotateButton:disabled,
  .studio-toolbar #duplicateButton:disabled,
  .studio-toolbar #deleteButton:disabled { display: none; }
  .studio-more-button { display: inline-grid; place-items: center; }
  .studio-more-menu:not([hidden]) { display: block; }
  .studio-mobile-tabs button { min-height: 46px; height: 46px; font-size: 12px; }
  .workspace-switch button { min-height: 44px; height: 44px; font-size: 11px; }
  .workspace-switch button small { font-size: 8px; }
  .assembly-controls .icon-button,
  .fold-control,
  .fold-control.accent {
    flex: 0 0 44px;
    min-width: 44px !important;
    width: 44px;
    height: 44px;
    min-height: 44px;
  }
  .color-swatch { width: 44px; height: 44px; }
  .placement-angles button { min-height: 44px; }
  body.placement-armed .toast-region { bottom: 102px; }
}

@media (max-width: 680px) {
  .toast-region { left: 12px; right: 12px; bottom: 12px; }
  body.placement-armed .toast-region { bottom: 100px; }
  .toast { padding: 10px 12px; border-radius: 12px; }
}

/* Benefit-first summary ordering and readable desktop construction controls. */
.template-card-meta { font-size: 11px; line-height: 1.35; }
.template-fit { font-size: 10.5px; }
.footer-top-button { min-height: 42px; padding: 8px 6px; }
@media (min-width: 921px) {
  .color-swatch { width: 34px; height: 34px; }
  .placement-angles button { min-height: 38px; font-size: 9.5px; }
  .colour-scheme-button { min-height: 40px; }
  .workspace-switch button { height: 36px; min-height: 36px; }
  .canvas-controls .icon-button,
  .assembly-controls .icon-button,
  .fold-control,
  .fold-control.accent,
  .studio-coach-close {
    min-width: 36px;
    width: auto;
    min-height: 36px;
    height: 36px;
  }
  .fold-control.accent { min-width: 36px; }
}
.engineering-card { margin-top: 12px; border-style: dashed; background: #fbfbfc; }
.engineering-card .panel-kicker { color: #8b94a0; }
@media (max-width: 920px) {
  .canvas-empty-actions .button { min-height: 44px; }
}