@charset "UTF-8";

/*
  Platanus AI Workspace
  A calm, AI-native product shell inspired by the restraint of modern
  assistant products. Loaded last so the legacy visual layers remain only
  as structural fallbacks.
*/

:root,
:root[data-theme="light"] {
  color-scheme: light;
  --canvas: #f7f7f5;
  --canvas-warm: #faf9f7;
  --sidebar-canvas: #f1f2ef;
  --surface: #ffffff;
  --surface-soft: #f3f4f1;
  --surface-hover: #ecefeb;
  --ink-1: #1e2421;
  --ink-2: #4d5651;
  --ink-3: #747d78;
  --ink-4: #9aa19d;
  --hairline: rgba(30, 36, 33, .10);
  --hairline-strong: rgba(30, 36, 33, .16);
  --brand: #176b52;
  --brand-hover: #10563f;
  --brand-soft: #e5f0eb;
  --brand-soft-strong: #d8e9e1;
  --danger: #b6433e;
  --warning: #9b6718;
  --success: #176b52;
  --blue: #4d69c9;
  --nav-width: 258px;
  --topbar-height: 64px;
  --content-max: 1320px;
  --sans: "Inter var", "SF Pro Text", "Segoe UI Variable Text", "MiSans", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --display: "SF Pro Display", "Segoe UI Variable Display", "MiSans", "HarmonyOS Sans SC", "Noto Sans SC", system-ui, sans-serif;
  --mono: "SFMono-Regular", "Cascadia Code", "JetBrains Mono", Consolas, monospace;

  /* Compatibility map for existing components. */
  --ink: var(--canvas);
  --ink-soft: var(--surface);
  --charcoal: var(--surface-soft);
  --graphite: #e7e9e6;
  --line: var(--hairline-strong);
  --line-soft: var(--hairline);
  --paper: var(--ink-1);
  --silver: var(--ink-2);
  --ash: var(--ink-3);
  --dim: var(--ink-4);
  --cinnabar: var(--brand);
  --cinnabar-deep: var(--brand-hover);
  --cinnabar-soft: var(--brand-soft);
  --positive: var(--success);
  --negative: var(--danger);
  --jade: var(--brand);
  --chalk: var(--ink-1);
  --chalk-soft: var(--ink-2);
  --dim-ink: var(--ink-3);
  --void: var(--canvas);
  --void-soft: var(--surface);
  --app-bg: var(--canvas);
  --app-panel: var(--surface);
  --app-panel-soft: var(--surface-soft);
  --app-ink: var(--ink-1);
  --app-muted: var(--ink-3);
  --app-line: var(--hairline);
  --app-blue: var(--brand);
  --app-blue-soft: var(--brand-soft);
  --font-display: var(--display);
  --font-data: var(--mono);
}

* { box-sizing: border-box; }
html { color: var(--ink-1); background: var(--canvas); }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink-1);
  background: var(--canvas);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before { display: none; }
button,
input,
select,
textarea { font: inherit; }
a { color: inherit; }
::selection { color: #fff; background: var(--brand); }
:focus-visible { outline: 2px solid rgba(23, 107, 82, .68); outline-offset: 2px; }

.boot-screen { color: var(--ink-3); background: var(--canvas); }
.boot-mark { border-color: var(--hairline-strong); border-radius: 10px; }
.noscript { color: var(--ink-2); background: var(--surface); border-color: var(--brand); }

/* Shell */
.app-shell { min-height: 100vh; background: var(--canvas); }
.global-header { display: none !important; }
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 40;
  display: flex;
  width: var(--nav-width);
  height: 100dvh;
  flex-direction: column;
  padding: 14px 12px 12px;
  color: var(--ink-2);
  background: var(--sidebar-canvas);
  border: 0;
  border-right: 1px solid rgba(30,36,33,.055);
  box-shadow: none;
}
.sidebar-brand {
  display: flex;
  min-height: 48px;
  align-items: center;
  gap: 10px;
  padding: 4px 9px;
  color: var(--ink-1);
  border-radius: 10px;
}
.sidebar-brand:hover { background: rgba(255,255,255,.58); }
.sidebar-brand .brand-mark { display: grid; width: 32px; height: 32px; flex: 0 0 32px; place-items: center; color: var(--brand); filter: none; }
.sidebar-brand .brand-mark svg { width: 32px; height: 32px; }
.brand-type { gap: 1px; min-width: 0; line-height: 1.2; }
.brand-type strong { color: var(--ink-1); font-family: var(--display); font-size: 14px; font-weight: 650; letter-spacing: -.025em; }
.brand-type small { margin: 0; color: var(--ink-3); font: 11px/1.3 var(--sans); letter-spacing: 0; text-transform: none; }
.new-design-button {
  display: flex;
  min-height: 42px;
  align-items: center;
  gap: 10px;
  margin: 12px 3px 8px;
  padding: 0 12px;
  color: var(--ink-1);
  background: rgba(255,255,255,.78);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 550;
  box-shadow: 0 1px 2px rgba(30,36,33,.035);
  transition: background 160ms ease, border-color 160ms ease;
}
.new-design-button:hover { background: #fff; border-color: var(--hairline-strong); }
.new-design-button span { display: grid; width: 20px; height: 20px; place-items: center; color: var(--brand); font-size: 19px; font-weight: 350; }
.workspace-switcher {
  display: grid;
  min-height: 54px;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 9px;
  margin: 2px 3px 14px;
  padding: 7px 8px;
  color: var(--ink-2);
  background: transparent;
  border: 0;
  border-radius: 10px;
}
.workspace-switcher:hover { background: rgba(255,255,255,.5); }
.workspace-avatar { display: grid; width: 30px; height: 30px; place-items: center; color: #fff; background: var(--brand); border: 0; border-radius: 9px; font-size: 12px; font-weight: 650; }
.workspace-switcher > span:nth-child(2) { gap: 1px; }
.workspace-switcher small { color: var(--ink-3); font: 10px/1.25 var(--sans); letter-spacing: 0; text-transform: none; }
.workspace-switcher strong { color: var(--ink-1); font-size: 12.5px; font-weight: 550; }
.workspace-switcher > b { color: var(--ink-4); font-size: 15px; font-weight: 500; }
.primary-nav { display: flex; min-height: 0; flex: 1; flex-direction: column; gap: 17px; overflow-y: auto; padding: 0 3px; scrollbar-width: thin; }
.nav-group h2 { margin: 0 10px 7px; color: var(--ink-4); font: 11px/1.3 var(--sans); font-weight: 500; letter-spacing: 0; text-transform: none; }
.nav-item {
  position: relative;
  display: grid;
  min-height: 40px;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 10px;
  margin: 2px 0;
  padding: 0 10px;
  color: var(--ink-2);
  background: transparent;
  border: 0;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 450;
  transition: color 150ms ease, background 150ms ease;
}
.nav-item:hover { color: var(--ink-1); background: rgba(255,255,255,.6); }
.nav-item.is-active { color: var(--ink-1); background: rgba(255,255,255,.92); border: 0; box-shadow: 0 1px 2px rgba(30,36,33,.025); }
.nav-icon { display: grid; width: 20px; height: 20px; place-items: center; color: var(--ink-3); }
.nav-icon svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.45; stroke-linecap: round; stroke-linejoin: round; }
.nav-item.is-active .nav-icon { color: var(--brand); }
.nav-caret { color: var(--ink-4); font-size: 18px; opacity: 0; transform: none; transition: opacity 150ms ease; }
.nav-item:hover .nav-caret,
.nav-item.is-active .nav-caret { opacity: 1; transform: none; }
.sidebar-foot { margin-top: auto; padding: 10px 3px 0; border: 0; }
.system-state { display: flex; gap: 9px; padding: 8px 10px 10px; }
.pulse-dot { width: 7px; height: 7px; background: var(--success); box-shadow: 0 0 0 4px rgba(23,107,82,.08); }
.system-state strong { color: var(--ink-2); font-size: 11.5px; font-weight: 550; }
.system-state small { color: var(--ink-4); font-size: 10px; }
.profile-button { display: grid; width: 100%; min-height: 50px; grid-template-columns: 32px 1fr auto; align-items: center; gap: 9px; padding: 5px 7px; color: var(--ink-2); background: transparent; border: 0; border-radius: 11px; text-align: left; cursor: pointer; }
.profile-button:hover { background: rgba(255,255,255,.6); }
.profile-button .user-monogram { display: grid; width: 32px; height: 32px; place-items: center; margin: 0; color: #fff; background: #313834; border-radius: 10px; font-family: var(--sans); font-size: 12px; }
.profile-button > span:nth-child(2) { display: flex; min-width: 0; flex-direction: column; }
.profile-button strong { color: var(--ink-1); font-size: 12px; font-weight: 550; }
.profile-button small { color: var(--ink-4); font-size: 10px; }
.profile-button > b { color: var(--ink-4); font-size: 15px; }

.workspace { min-height: 100vh; margin-left: var(--nav-width); background: var(--canvas-warm); }
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  height: var(--topbar-height);
  grid-template-columns: minmax(180px, 1fr) minmax(260px, 420px) minmax(180px, 1fr);
  align-items: center;
  gap: 22px;
  padding: 0 clamp(22px, 3vw, 42px);
  color: var(--ink-1);
  background: rgba(250,249,247,.88);
  border: 0;
  border-bottom: 1px solid rgba(30,36,33,.07);
  backdrop-filter: blur(18px) saturate(140%);
}
.page-heading { display: flex; min-width: 0; align-items: baseline; gap: 9px; }
.page-heading span { order: 2; overflow: hidden; color: var(--ink-4); font: 10px/1.2 var(--mono); letter-spacing: .015em; text-overflow: ellipsis; white-space: nowrap; }
.page-heading h1 { margin: 0; color: var(--ink-1); font-family: var(--display); font-size: 15px; font-weight: 620; letter-spacing: -.02em; white-space: nowrap; }
.topbar-search { display: flex; height: 36px; align-items: center; gap: 9px; padding: 0 9px 0 12px; color: var(--ink-3); background: rgba(255,255,255,.72); border: 1px solid var(--hairline); border-radius: 11px; cursor: pointer; transition: background 150ms ease, border-color 150ms ease; }
.topbar-search:hover { color: var(--ink-2); background: #fff; border-color: var(--hairline-strong); }
.topbar-search svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.topbar-search > span { flex: 1; text-align: left; font-size: 12.5px; }
.topbar-search kbd { padding: 2px 6px; color: var(--ink-4); background: var(--surface-soft); border: 0; border-radius: 5px; font: 10px/1.4 var(--sans); box-shadow: none; }
.topbar-actions { display: flex; min-width: 0; align-items: center; justify-content: flex-end; gap: 8px; }
.system-chip { display: inline-flex; height: 30px; align-items: center; gap: 7px; padding: 0 10px; color: var(--ink-3); background: transparent; border: 0; border-radius: 999px; font: 11px/1 var(--sans); letter-spacing: 0; }
.system-chip i { width: 7px; height: 7px; background: var(--success); border-radius: 50%; box-shadow: 0 0 0 4px rgba(23,107,82,.08); }
.topbar-icon { display: grid; width: 34px; height: 34px; place-items: center; color: var(--ink-2); background: transparent; border: 0; border-radius: 10px; cursor: pointer; }
.topbar-icon:hover { background: var(--surface-hover); }
.topbar-icon svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; }
.mobile-menu { display: none !important; }
.scrim { background: rgba(20,25,22,.24); backdrop-filter: blur(2px); }

.main-content { width: min(100%, calc(var(--content-max) + 88px)); min-width: 0; margin: 0 auto; padding: 38px clamp(28px, 3.4vw, 44px) 88px; overflow-x: clip; }
.main-content:has(.ai-welcome) { max-width: 1240px; padding-top: 62px; }

/* Type and shared controls */
.page-intro { display: grid; grid-template-columns: 40px minmax(0, 760px); align-items: start; gap: 18px; margin: 8px 0 32px; }
.section-number { display: grid; width: 34px; height: 34px; place-items: center; padding: 0; color: var(--brand); background: var(--brand-soft); border: 0; border-radius: 11px; font: 10px/1 var(--mono); }
.intro-copy .eyebrow,
.panel-head span,
.freeze-card > div > span,
.cost-card > span,
.reproduction-card > span,
.detail-id > span { color: var(--ink-4); font: 11px/1.35 var(--sans); font-weight: 500; letter-spacing: .02em; text-transform: none; }
.intro-copy h2 { max-width: 720px; margin: 5px 0 8px; color: var(--ink-1); font-family: var(--display); font-size: clamp(28px, 3vw, 42px); font-weight: 560; line-height: 1.18; letter-spacing: -.045em; }
.intro-copy p { max-width: 680px; margin: 0; color: var(--ink-3); font-size: 14px; line-height: 1.7; }
.panel,
.form-section,
.queue-card,
.molecule-card,
.cost-card,
.freeze-card,
.reproduction-card,
.evidence-card,
.chart-panel,
.detail-visual,
.detail-summary { color: var(--ink-2); background: var(--surface); border: 1px solid var(--hairline); border-radius: 16px; box-shadow: 0 1px 2px rgba(30,36,33,.025); }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.panel-head > div { gap: 2px; }
.panel-head h3 { margin: 0; color: var(--ink-1); font-family: var(--display); font-size: 18px; font-weight: 600; line-height: 1.3; letter-spacing: -.025em; }
.button { display: inline-flex; min-height: 40px; align-items: center; justify-content: center; gap: 8px; padding: 0 15px; border: 1px solid transparent; border-radius: 10px; font-size: 13.5px; font-weight: 550; letter-spacing: -.01em; cursor: pointer; transition: color 150ms ease, background 150ms ease, border-color 150ms ease, box-shadow 150ms ease; }
.button:hover { transform: none; }
.button-primary { color: #fff; background: var(--ink-1); border-color: var(--ink-1); box-shadow: 0 1px 2px rgba(30,36,33,.12); }
.button-primary:hover { color: #fff; background: #343b37; border-color: #343b37; }
.button-secondary,
.button-ghost { color: var(--ink-1); background: var(--surface); border-color: var(--hairline-strong); }
.button-secondary:hover,
.button-ghost:hover { color: var(--ink-1); background: var(--surface-soft); border-color: rgba(30,36,33,.2); }
.button-small { min-height: 34px; padding-inline: 12px; font-size: 12.5px; border-radius: 9px; }
.text-link { display: inline-flex; align-items: center; gap: 5px; color: var(--ink-2); font-size: 12.5px; font-weight: 520; }
.text-link:hover { color: var(--brand); }
.text-link span { color: currentColor; }
.text-link:hover span { transform: translateX(2px); }
.icon-button,
.icon-link { display: grid; width: 36px; height: 36px; place-items: center; color: var(--ink-2); background: var(--surface); border: 1px solid var(--hairline); border-radius: 10px; cursor: pointer; }
.icon-button:hover,
.icon-link:hover { color: var(--ink-1); background: var(--surface-soft); border-color: var(--hairline-strong); }
.tag { display: inline-flex; width: fit-content; align-items: center; padding: 4px 8px; color: var(--ink-2); background: var(--surface-soft); border: 1px solid var(--hairline); border-radius: 7px; font: 11px/1 var(--sans); letter-spacing: 0; }
.tag-accent { color: var(--brand); background: var(--brand-soft); border-color: rgba(23,107,82,.18); }

/* AI-native overview */
.ai-welcome { display: flex; max-width: 790px; flex-direction: column; align-items: center; margin: 0 auto 58px; text-align: center; }
.welcome-orb { position: relative; display: grid; width: 46px; height: 46px; place-items: center; margin-bottom: 15px; color: var(--brand); background: var(--brand-soft); border-radius: 15px; overflow: hidden; }
.welcome-orb span,
.welcome-orb i { position: absolute; width: 30px; height: 13px; border: 1.5px solid currentColor; border-radius: 50%; opacity: .72; }
.welcome-orb span { transform: rotate(30deg); }
.welcome-orb i { transform: rotate(-30deg); }
.welcome-orb b { width: 8px; height: 8px; background: currentColor; border: 2px solid var(--brand-soft); border-radius: 50%; }
.welcome-label { color: var(--brand); font-size: 11px; font-weight: 650; letter-spacing: .08em; }
.ai-welcome h2 { margin: 10px 0 8px; color: var(--ink-1); font-family: var(--display); font-size: clamp(36px, 4.2vw, 52px); font-weight: 560; line-height: 1.12; letter-spacing: -.055em; }
.ai-welcome > p { max-width: 610px; margin: 0; color: var(--ink-3); font-size: 15px; line-height: 1.65; }
.design-composer { width: 100%; margin-top: 26px; padding: 15px 15px 12px 18px; background: var(--surface); border: 1px solid var(--hairline-strong); border-radius: 22px; box-shadow: 0 10px 34px rgba(30,36,33,.065), 0 1px 2px rgba(30,36,33,.04); text-align: left; transition: border-color 160ms ease, box-shadow 160ms ease; }
.design-composer:focus-within { border-color: rgba(23,107,82,.42); box-shadow: 0 14px 44px rgba(30,36,33,.08), 0 0 0 3px rgba(23,107,82,.07); }
.design-composer textarea { display: block; width: 100%; min-height: 62px; resize: none; color: var(--ink-1); background: transparent; border: 0; outline: 0; font-size: 15px; line-height: 1.6; }
.design-composer textarea::placeholder { color: var(--ink-4); }
.composer-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.composer-footer > div { display: flex; align-items: center; gap: 10px; color: var(--ink-4); font-size: 10.5px; }
.composer-footer > div button { display: grid; width: 30px; height: 30px; place-items: center; color: var(--ink-2); background: var(--surface-soft); border: 0; border-radius: 9px; cursor: pointer; }
.composer-footer > div button:hover { background: var(--surface-hover); }
.composer-footer > div button span { font-size: 20px; font-weight: 350; }
.composer-submit { display: grid; width: 34px; height: 34px; place-items: center; color: #fff; background: var(--ink-1); border: 0; border-radius: 10px; cursor: pointer; transition: background 150ms ease, transform 150ms ease; }
.composer-submit:hover { background: var(--brand); transform: translateY(-1px); }
.composer-submit svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.prompt-suggestions { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 13px; }
.prompt-suggestions a { padding: 7px 11px; color: var(--ink-3); background: rgba(255,255,255,.56); border: 1px solid var(--hairline); border-radius: 999px; font-size: 11.5px; transition: color 150ms ease, background 150ms ease; }
.prompt-suggestions a:hover { color: var(--ink-1); background: #fff; }
.overview-focus-grid { display: grid; grid-template-columns: minmax(0, 1.16fr) minmax(330px, .84fr); gap: 18px; margin-bottom: 18px; }
.focus-molecule-card { position: relative; display: grid; min-width: 0; min-height: 560px; grid-template-rows: auto 1fr auto auto; overflow: hidden; background: var(--surface); border: 1px solid var(--hairline); border-radius: 20px; box-shadow: 0 1px 2px rgba(30,36,33,.025); }
.focus-molecule-card > header { display: flex; z-index: 2; align-items: flex-start; justify-content: space-between; padding: 22px 24px 0; }
.focus-molecule-card > header > div { display: flex; flex-direction: column; gap: 2px; }
.focus-molecule-card > header span { color: var(--ink-3); font-size: 11px; }
.focus-molecule-card > header h3 { margin: 0; color: var(--ink-1); font-family: var(--display); font-size: 22px; font-weight: 620; letter-spacing: -.035em; }
.focus-molecule-scene { min-height: 320px; padding: 0 22px; }
.focus-molecule-scene .molecule-scene3d { width: 100%; height: 100%; min-height: 320px; }
.focus-molecule-meta { display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 14px; padding: 14px 24px 18px; }
.focus-molecule-meta strong { color: var(--brand); font-size: 18px; }
.focus-molecule-meta code { overflow: hidden; color: var(--ink-3); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.focus-molecule-meta a { color: var(--ink-2); font-size: 12px; font-weight: 550; }
.focus-molecule-meta a:hover { color: var(--brand); }
.focus-molecule-card > footer { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--hairline); }
.focus-molecule-card > footer > div { display: flex; min-width: 0; min-height: 72px; flex-direction: column; justify-content: center; gap: 3px; padding: 0 18px; border-left: 1px solid var(--hairline); }
.focus-molecule-card > footer > div:first-child { border-left: 0; }
.focus-molecule-card > footer span { color: var(--ink-4); font-size: 10px; }
.focus-molecule-card > footer strong { color: var(--ink-1); font: 14px/1.2 var(--mono); font-weight: 550; }
.run-panel { min-width: 0; padding: 22px; }
.run-panel .panel-head { margin-bottom: 16px; }
.run-list { border-top: 1px solid var(--hairline); }
.run-row { display: grid; min-height: 92px; grid-template-columns: minmax(0,1fr) 112px auto; align-items: center; gap: 15px; padding: 14px 2px; background: transparent; border: 0; border-bottom: 1px solid var(--hairline); }
.run-row:last-child { border-bottom: 0; }
.run-identity { display: grid; min-width: 0; grid-template-columns: auto 1fr; gap: 2px 8px; }
.run-identity > span { grid-row: 1 / span 2; display: grid; width: 29px; height: 29px; place-items: center; color: var(--brand); background: var(--brand-soft); border-radius: 9px; font: 9px/1 var(--mono); }
.run-identity strong { overflow: hidden; color: var(--ink-1); font-size: 12px; font-weight: 570; text-overflow: ellipsis; white-space: nowrap; }
.run-identity small { overflow: hidden; color: var(--ink-4); font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.progress-cluster { min-width: 0; }
.progress-cluster > div { display: flex; justify-content: space-between; color: var(--ink-3); font-size: 10px; }
.progress-cluster b { color: var(--ink-2); font-weight: 600; }
.progress-cluster progress { width: 100%; height: 4px; margin-top: 7px; overflow: hidden; background: var(--surface-hover); border: 0; border-radius: 999px; }
.progress-cluster progress::-webkit-progress-bar { background: var(--surface-hover); }
.progress-cluster progress::-webkit-progress-value { background: var(--brand); border-radius: 999px; }
.run-meta { display: none; }
.row-link { display: grid; width: 28px; height: 28px; place-items: center; color: var(--ink-3); border-radius: 8px; }
.row-link:hover { color: var(--ink-1); background: var(--surface-soft); }
.metric-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; margin: 18px 0; overflow: hidden; background: var(--hairline); border: 1px solid var(--hairline); border-radius: 17px; }
.metric-cell { min-height: 128px; padding: 22px; color: var(--ink-2); background: var(--surface); border: 0; }
.metric-cell.accent { background: var(--brand-soft); }
.metric-band .metric-cell { background: var(--surface); }
.metric-band .metric-cell.accent { background: var(--brand-soft); }
.metric-cell > span { color: var(--ink-3); font-size: 11.5px; }
.metric-cell strong { margin: 8px 0 5px; color: var(--ink-1); font: 30px/1 var(--display); font-weight: 570; letter-spacing: -.045em; }
.metric-cell.accent strong { color: var(--brand); }
.metric-cell strong em { margin-left: 3px; color: var(--ink-3); font: 12px/1 var(--sans); }
.metric-cell p { margin: 0; color: var(--ink-4); font-size: 10.5px; }
.overview-resource-grid { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(330px,.65fr); gap: 18px; margin-top: 18px; }
.candidate-preview-panel,
.evidence-radar { padding: 22px; }
.candidate-preview-panel .panel-head,
.evidence-radar .panel-head { margin-bottom: 16px; }
.candidate-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; padding: 0; background: transparent; border: 0; }
.candidate-tile { min-width: 0; padding: 8px; color: var(--ink-2); background: var(--surface-soft); border: 0; border-radius: 12px; transition: background 150ms ease; }
.candidate-tile:hover { color: var(--ink-1); background: var(--surface-hover); }
.candidate-tile .molecule-scene3d { width: 100%; aspect-ratio: 1.2; margin: 0 0 9px; }
.candidate-tile > span { color: var(--ink-4); font: 9px/1.2 var(--mono); }
.candidate-tile strong { color: var(--ink-1); font-size: 11.5px; }
.candidate-tile small { color: var(--ink-3); font-size: 9.5px; }
.gate-list { display: grid; gap: 0; }
.gate-list a { display: grid; min-height: 57px; grid-template-columns: 28px 1fr auto; align-items: center; gap: 9px; padding: 7px 0; color: var(--ink-2); border: 0; border-bottom: 1px solid var(--hairline); }
.gate-list a:last-child { border-bottom: 0; }
.gate-list > a > span { display: grid; width: 26px; height: 26px; place-items: center; color: var(--ink-3); background: var(--surface-soft); border-radius: 8px; font: 9px/1 var(--mono); }
.gate-list strong { color: var(--ink-1); font-size: 11.5px; font-weight: 560; }
.gate-list small { overflow: hidden; color: var(--ink-4); font-size: 9.5px; text-overflow: ellipsis; white-space: nowrap; }
.data-disclaimer { display: flex; align-items: baseline; gap: 14px; margin-top: 22px; padding: 16px 2px; color: var(--ink-3); border: 0; border-top: 1px solid var(--hairline); }
.data-disclaimer > span { color: var(--brand); font-size: 10px; font-weight: 650; white-space: nowrap; }
.data-disclaimer p { margin: 0; font-size: 11px; }
.data-disclaimer b { color: var(--ink-2); font-family: var(--mono); font-weight: 500; }

/* 3D molecule surfaces */
.molecule-scene3d { position: relative; display: block; overflow: hidden; background: radial-gradient(circle at 48% 42%, #fff 0%, #f4f6f3 54%, #e8ece8 100%); border: 0; border-radius: 14px; filter: none; cursor: grab; isolation: isolate; }
.molecule-scene3d:active { cursor: grabbing; }
.molecule-scene3d canvas { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }
.bond-legend { position: absolute; left: 13px; bottom: 11px; z-index: 3; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 11px; max-width: calc(100% - 92px); padding: 7px 9px; color: var(--ink-3); background: rgba(255,255,255,.76); border: 1px solid rgba(24,43,35,.08); border-radius: 9px; box-shadow: 0 5px 18px rgba(25,39,33,.06); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.bond-legend b { display: inline-flex; align-items: center; gap: 5px; font-size: 10.5px; font-weight: 520; line-height: 1; white-space: nowrap; }
.bond-legend [hidden] { display: none; }
.bond-mark { display: inline-block; width: 17px; height: 8px; flex: 0 0 17px; background-repeat: no-repeat; }
.bond-single { background-image: linear-gradient(var(--ink-2),var(--ink-2)); background-position: center; background-size: 100% 1px; }
.bond-double { background-image: linear-gradient(var(--ink-2),var(--ink-2)),linear-gradient(var(--ink-2),var(--ink-2)); background-position: center top 2px,center bottom 2px; background-size: 100% 1px,100% 1px; }
.bond-triple { background-image: linear-gradient(var(--ink-2),var(--ink-2)),linear-gradient(var(--ink-2),var(--ink-2)),linear-gradient(var(--ink-2),var(--ink-2)); background-position: center top 1px,center,center bottom 1px; background-size: 100% 1px,100% 1px,100% 1px; }
.bond-aromatic { background-image: linear-gradient(var(--ink-2),var(--ink-2)),repeating-linear-gradient(90deg,var(--brand) 0 3px,transparent 3px 5px); background-position: center top 2px,center bottom 2px; background-size: 100% 1px,100% 1px; }
.molecule-gesture { position: absolute; right: 12px; bottom: 10px; z-index: 2; color: rgba(30,36,33,.38); font: 8px/1 var(--mono); letter-spacing: .08em; opacity: 0; transform: translateY(3px); transition: opacity 160ms ease, transform 160ms ease; }
.molecule-scene3d:hover .molecule-gesture,
.detail-molecule .molecule-gesture,
.hero-molecule .molecule-gesture { opacity: 1; transform: none; }
.hero-molecule { position: relative; top: auto; left: auto; width: 100%; height: 100%; min-height: 0; aspect-ratio: auto; border-radius: 16px; clip-path: none; transform: none; box-shadow: none; }
.hero-molecule-scene .molecule-scene3d { width: 100%; height: 100%; min-height: 0; }

/* Forms and solver */
.model-form,
.solver-form { display: grid; gap: 14px; }
.form-stack { display: grid; gap: 14px; padding: 0; background: transparent; }
.form-section { display: grid; grid-template-columns: minmax(190px,.48fr) minmax(0,1.52fr); gap: clamp(24px,4vw,56px); padding: clamp(24px,3vw,38px); background: var(--surface); }
.form-section > header { display: grid; grid-template-columns: 32px 1fr; gap: 12px; }
.form-section > header > span,
.step-token { display: grid; width: 30px; height: 30px; place-items: center; color: var(--brand); background: var(--brand-soft); border: 0; border-radius: 9px; font: 9px/1 var(--mono); }
.form-section h3 { margin: 2px 0 5px; color: var(--ink-1); font-family: var(--display); font-size: 17px; font-weight: 600; letter-spacing: -.02em; }
.form-section header p { margin: 0; color: var(--ink-3); font-size: 12px; line-height: 1.6; }
.form-grid { gap: 17px 14px; }
.field { gap: 7px; }
.field > span,
.field label,
.range-field label,
.toggle-row strong,
.choice-stack legend { color: var(--ink-2); font-size: 12px; font-weight: 550; }
.field > span i { color: var(--brand); font-size: 9px; font-style: normal; }
.field input,
.field textarea,
.field select,
.range-field input,
.inline-select select,
.constraint-row input,
.constraint-row select,
.unit-input input,
.search-field input { color: var(--ink-1); background: var(--surface); border: 1px solid var(--hairline-strong); border-radius: 10px; box-shadow: none; }
.field input,
.field textarea,
.field select { font-size: 14px; }
.field input,
.field select,
.unit-input input { min-height: 44px; padding: 0 13px; }
.field textarea { padding: 11px 13px; line-height: 1.55; }
.field input:hover,
.field textarea:hover,
.field select:hover { border-color: rgba(30,36,33,.23); }
.field input:focus,
.field textarea:focus,
.field select:focus,
.constraint-row input:focus,
.constraint-row select:focus { border-color: rgba(23,107,82,.55); outline: 0; box-shadow: 0 0 0 3px rgba(23,107,82,.08); }
.field small,
.range-field small,
.choice-stack small,
.backend-choice small { color: var(--ink-4); font-size: 11.5px; line-height: 1.55; }
.unit-input em { color: var(--ink-4); }
.choice-stack { gap: 7px; }
.choice-stack > label,
.backend-choice { color: var(--ink-2); background: var(--surface-soft); border: 1px solid transparent; border-radius: 10px; }
.choice-stack > label:hover,
.backend-choice:hover { background: var(--surface-hover); }
.choice-stack > label:has(input:checked),
.backend-choice:has(input:checked) { background: var(--brand-soft); border-color: rgba(23,107,82,.24); box-shadow: none; }
.choice-stack b,
.backend-choice strong { color: var(--ink-1); }
.constraint-table { overflow: hidden; border: 1px solid var(--hairline); border-radius: 12px; }
.constraint-head { color: var(--ink-4); background: var(--surface-soft); border-color: var(--hairline); font-size: 10px; }
.constraint-row { color: var(--ink-2); background: var(--surface); border-color: var(--hairline); }
.constraint-row strong { color: var(--ink-1); }
.constraint-row input,
.constraint-row select { min-height: 38px; }
.freeze-card { display: grid; grid-template-columns: minmax(0,1fr) auto auto; align-items: center; gap: 24px; padding: 26px 30px; background: var(--ink-1); border-color: var(--ink-1); }
.freeze-card h3 { color: #fff; font-family: var(--display); font-weight: 560; letter-spacing: -.02em; }
.freeze-card p { color: rgba(255,255,255,.58); }
.freeze-card > div > span { color: rgba(255,255,255,.42); }
.freeze-card .check-field { color: rgba(255,255,255,.75); }
.freeze-card .button-primary { color: var(--ink-1); background: #fff; border-color: #fff; }
.freeze-card .button-primary:hover { background: #eef1ee; }
.stepper { overflow: hidden; background: var(--surface); border: 1px solid var(--hairline); border-radius: 14px; }
.stepper li { color: var(--ink-3); border-color: var(--hairline); }
.stepper li.is-active { color: var(--ink-1); background: var(--brand-soft); }
.stepper li.is-done { color: var(--brand); }
.solver-layout { gap: 16px; }
.backend-grid,
.parameter-grid { gap: 12px; }
.range-readout,
.cost-card,
.budget-box { color: var(--ink-2); background: var(--surface); border-color: var(--hairline); }
.cost-card strong,
.budget-box strong { color: var(--ink-1); }
.cost-card .cost-number { color: var(--brand); }
.toggle-row { color: var(--ink-2); border-color: var(--hairline); }

/* Queue */
.queue-filter { gap: 5px; padding: 5px; background: var(--surface-soft); border: 0; border-radius: 11px; }
.queue-filter button { min-height: 32px; padding: 0 11px; color: var(--ink-3); background: transparent; border: 0; border-radius: 8px; font-size: 12px; }
.queue-filter button.is-active { color: var(--ink-1); background: var(--surface); box-shadow: 0 1px 3px rgba(30,36,33,.07); }
.queue-list { display: grid; gap: 12px; padding: 0; background: transparent; }
.queue-card { min-height: 190px; padding: 22px; background: var(--surface); border: 1px solid var(--hairline); border-left: 1px solid var(--hairline); border-radius: 15px; transition: border-color 150ms ease, background 150ms ease; }
.queue-card:hover { background: var(--surface); border-color: rgba(23,107,82,.28); box-shadow: 0 8px 28px rgba(30,36,33,.045); transform: none; }
.queue-card:has(.status-negative) { border-left-color: rgba(182,67,62,.42); }
.queue-index { display: grid; width: 40px; height: 40px; place-items: center; padding: 0; color: var(--ink-3); background: var(--surface-soft); border-radius: 11px; font: 13px/1 var(--mono); }
.queue-core header > div > span { color: var(--brand); font: 10px/1.3 var(--mono); }
.queue-card h3,
.queue-card strong { color: var(--ink-1); }
.queue-card p,
.queue-card small { color: var(--ink-3); }
.queue-route { color: var(--ink-4); }
.queue-route span::before { background: var(--surface); border-color: var(--hairline-strong); }
.queue-route span.is-done { color: var(--ink-2); }
.queue-route span.is-done::before { background: var(--brand); border-color: var(--brand); }
.queue-route i { background: var(--hairline-strong); }
.queue-metadata { border-color: var(--hairline); }
.queue-metadata dt { color: var(--ink-4); }
.queue-metadata dd { color: var(--ink-2); }
.queue-progress progress { background: var(--surface-hover); }
.legend-line { color: var(--ink-3); }
.legend-line .legend-demo { background: var(--brand); }
.legend-line .legend-history { background: var(--ink-4); }
.demo-boundary { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; padding: 11px 14px; color: var(--ink-3); background: var(--brand-soft); border: 0; border-radius: 11px; }
.demo-boundary span { color: var(--brand); font-size: 10px; font-weight: 650; white-space: nowrap; }
.demo-boundary p { margin: 0; font-size: 11px; }

/* Candidate library */
.candidate-toolbar { display: grid; grid-template-columns: minmax(260px,1.5fr) minmax(150px,.65fr) minmax(210px,.9fr) auto; align-items: end; gap: 12px; padding: 13px; background: rgba(255,255,255,.82); border-radius: 15px; }
.search-field { display: flex; min-height: 44px; align-items: center; gap: 8px; padding: 0 12px; background: var(--surface); border: 1px solid var(--hairline-strong); border-radius: 10px; }
.search-field i { color: var(--ink-4); font-style: normal; }
.search-field input { min-height: 40px; padding: 0; border: 0; outline: 0; }
.inline-select span,
.range-field > span { color: var(--ink-3); font-size: 11px; }
.inline-select select { min-height: 44px; padding: 0 12px; }
.range-field input[type="range"] { min-height: auto; accent-color: var(--brand); }
.view-toggle { display: flex; overflow: hidden; border: 1px solid var(--hairline); border-radius: 10px; }
.view-toggle button { width: 40px; height: 42px; color: var(--ink-3); background: var(--surface); border: 0; }
.view-toggle button + button { border-left: 1px solid var(--hairline); }
.view-toggle button.is-active { color: var(--brand); background: var(--brand-soft); }
.candidate-summary { color: var(--ink-3); }
.candidate-summary p { color: var(--ink-4); }
.candidate-summary i { background: var(--success); }
.molecule-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; padding: 0; background: transparent; }
.molecule-card { overflow: hidden; background: var(--surface); border: 1px solid var(--hairline); border-radius: 16px; transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease; }
.molecule-card:hover { z-index: 2; background: var(--surface); border-color: rgba(23,107,82,.25); box-shadow: 0 12px 34px rgba(30,36,33,.065); transform: translateY(-2px); }
.molecule-visual { position: relative; padding: 9px 9px 0; background: transparent; }
.molecule-visual .molecule-scene3d { width: 100%; aspect-ratio: 1.16; border-radius: 12px; }
.rank-mark { top: 18px; left: 18px; color: var(--brand); background: rgba(255,255,255,.86); border: 1px solid rgba(23,107,82,.14); border-radius: 7px; backdrop-filter: blur(8px); }
.valid-mark { top: 18px; right: 18px; color: var(--ink-3); background: rgba(255,255,255,.82); border-radius: 7px; backdrop-filter: blur(8px); }
.molecule-body { padding: 16px 17px 14px; color: var(--ink-2); background: var(--surface); }
.molecule-body > span { color: var(--ink-3); font: 10px/1.2 var(--mono); }
.molecule-body h3 { margin: 6px 0 2px; color: var(--ink-1); font-family: var(--display); font-size: 20px; font-weight: 600; }
.molecule-body code { display: block; overflow: hidden; color: var(--ink-4); font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.molecule-body dl { border-color: var(--hairline); }
.molecule-body dt { color: var(--ink-4); }
.molecule-body dd { color: var(--ink-1); }
.molecule-body footer { color: var(--ink-4); border-color: var(--hairline); }
.molecule-body footer b { color: var(--brand); font-weight: 550; }

/* Molecule detail */
.breadcrumb { color: var(--ink-3); }
.breadcrumb strong { color: var(--ink-1); }
.molecule-detail-hero { gap: 16px; }
.detail-visual,
.detail-copy { min-width: 0; overflow: hidden; background: var(--surface); border-radius: 18px; }
.detail-visual { min-height: 570px; padding: 72px 32px 48px; background: var(--surface-soft); }
.detail-visual::after { inset: 16px; border-color: var(--hairline); border-radius: 14px; }
.detail-visual .detail-molecule { width: 100%; height: 100%; min-height: 390px; background: transparent; }
.detail-tabs { top: 26px; left: 28px; gap: 3px; padding: 4px; background: rgba(255,255,255,.84); border: 1px solid var(--hairline); border-radius: 11px; backdrop-filter: blur(12px); }
.detail-tabs button { min-height: 31px; padding: 0 11px; color: var(--ink-3); background: transparent; border: 0; border-radius: 8px; font-size: 11.5px; }
.detail-tabs button.is-active { color: var(--ink-1); background: var(--surface); box-shadow: 0 1px 3px rgba(30,36,33,.09); }
.detail-watermark { color: rgba(30,36,33,.035); font-family: var(--display); }
.detail-visual > p { color: var(--ink-4); font-size: 10.5px; }
.detail-copy { padding: clamp(30px,4vw,54px); color: var(--ink-2); border: 1px solid var(--hairline); }
.detail-copy h2 { color: var(--ink-1); font-family: var(--display); font-size: clamp(38px,4vw,58px); font-weight: 560; letter-spacing: -.055em; }
.detail-copy > code { color: var(--ink-2); background: var(--surface-soft); border-radius: 9px; }
.detail-copy > p { color: var(--ink-3); }
.score-pair { overflow: hidden; border: 1px solid var(--hairline); border-radius: 13px; }
.score-pair article { border-color: var(--hairline); }
.score-pair span,
.score-pair small { color: var(--ink-4); }
.score-pair strong { color: var(--ink-1); }
.score-pair article > div { background: var(--surface-hover); }
.score-pair article > div i { background: var(--brand); }
.detail-grid { gap: 16px; }
.fact-sheet,
.evidence-mini { padding: 26px; }
.fact-sheet dl > div,
.evidence-mini li { border-color: var(--hairline); }
.fact-sheet dt,
.evidence-mini small { color: var(--ink-3); }
.fact-sheet dd,
.evidence-mini strong { color: var(--ink-1); }
.record-nav { border-color: var(--hairline); }
.record-nav a { color: var(--ink-3); }
.record-nav a:hover { color: var(--ink-1); background: var(--surface-soft); }

/* Evidence */
.evidence-overview { overflow: hidden; background: var(--surface); border: 1px solid var(--hairline); border-radius: 17px; }
.evidence-score,
.claim-boundary { border-color: var(--hairline); }
.evidence-score > span,
.claim-boundary > span { color: var(--ink-3); }
.evidence-score strong { color: var(--ink-1); }
.claim-boundary { background: var(--surface-soft); }
.claim-boundary p { color: var(--ink-3); }
.claim-boundary b { color: var(--warning); }
.evidence-track::before { background: var(--hairline-strong); }
.evidence-track li span { color: var(--ink-2); }
.evidence-track li small { color: var(--ink-4); }
.gate-grid { display: grid; gap: 10px; padding: 0; background: transparent; }
.evidence-card { overflow: hidden; background: var(--surface); border: 1px solid var(--hairline); border-top: 2px solid var(--brand); border-radius: 14px; }
.evidence-card.warning { border-top-color: #c68b30; }
.evidence-card.missing { border-top-color: #c65a55; }
.evidence-card h3 { color: var(--ink-1); }
.evidence-card p,
.evidence-card footer { color: var(--ink-3); border-color: var(--hairline); }
.ledger-panel { overflow: hidden; }
.ledger-head { border-color: var(--hairline); }
.ledger-row { color: var(--ink-2); border-color: var(--hairline); }
.ledger-row strong,
.ledger-row code { color: var(--ink-1); }
.table-note { color: var(--ink-3); border-color: var(--hairline); }
.source-figure { background: var(--surface-soft); }
.missing-tile { color: var(--ink-2); background: #fbf0ef; border-color: rgba(182,67,62,.2); border-radius: 11px; }
.missing-tile > b { color: var(--danger); }
.reproduction-card li { color: var(--ink-3); border-color: var(--hairline); }
.reproduction-card li .done { color: var(--brand); }

/* Metrics */
.snapshot-badge { color: var(--ink-2); background: var(--surface); border: 1px solid var(--hairline); border-radius: 999px; }
.dashboard-grid { display: grid; gap: 14px; padding: 0; background: transparent; }
.chart-panel { overflow: hidden; padding: 26px; background: var(--surface); }
.chart-unit,
.chart-caption { color: var(--ink-4); }
.chart-caption { border-color: var(--hairline); }
.bar-chart a span { color: var(--ink-3); }
.bar-chart a b { color: var(--ink-1); }
.bar-chart a > i { background: #c5cbc7; border-radius: 3px; }
.bar-chart a:first-child > i,
.bar-chart a:hover > i { background: var(--brand); }
.scatter-chart { background-image: linear-gradient(var(--hairline) 1px, transparent 1px), linear-gradient(90deg,var(--hairline) 1px,transparent 1px); border-color: var(--hairline-strong); }
.scatter-chart a { color: #fff; background: var(--brand); border-color: #fff; }
.axis-x,
.axis-y { color: var(--ink-4); }
.lambda-chart div { border-color: var(--hairline); }
.lambda-chart b { background: #aeb7b2; border-radius: 4px 4px 0 0; }
.lambda-chart div:nth-last-child(-n+2) b { background: var(--brand); }
.lambda-chart span,
.lambda-chart small { color: var(--ink-3); }
.source-donut { background: conic-gradient(var(--brand) 0 36%, #7d8882 36% 89%, #cbd1cd 89% 100%); }
.source-donut > div { background: var(--surface); }
.source-donut strong,
.source-donut span,
.source-panel li b,
.integrity-score strong { color: var(--ink-1); }
.source-panel li { border-color: var(--hairline); }
.source-panel li span,
.integrity-score > div span,
.integrity-panel > p { color: var(--ink-3); }
.original-figure img { background: var(--surface); mix-blend-mode: normal; }

/* Status and dialogs */
.status-pill { min-height: 24px; padding: 0 8px; border-radius: 999px; font: 10px/1 var(--sans); letter-spacing: 0; }
.status-positive { color: #176b52; background: #e7f2ed; border-color: rgba(23,107,82,.16); }
.status-active { color: #4c61b6; background: #eef0fb; border-color: rgba(76,97,182,.15); }
.status-warning { color: #8b5d16; background: #faf1df; border-color: rgba(139,93,22,.16); }
.status-negative { color: #aa4641; background: #faeceb; border-color: rgba(170,70,65,.16); }
.status-muted { color: var(--ink-3); background: var(--surface-soft); border-color: var(--hairline); }
.command-dialog,
.log-dialog,
.figure-dialog { color: var(--ink-2); background: var(--surface); border: 1px solid var(--hairline-strong); border-radius: 18px; box-shadow: 0 28px 90px rgba(30,36,33,.18); }
.command-dialog::backdrop,
.log-dialog::backdrop,
.figure-dialog::backdrop { background: rgba(24,29,26,.28); backdrop-filter: blur(4px); }
.command-head { border-color: var(--hairline); }
.command-head span { color: var(--brand); }
.command-head h2 { color: var(--ink-1); font-family: var(--display); }
.command-list a { color: var(--ink-2); border-radius: 9px; }
.command-list a:hover { color: var(--ink-1); background: var(--surface-soft); }
.command-list b { color: var(--brand); }
.command-list kbd { color: var(--ink-4); background: var(--surface-soft); border: 0; border-radius: 5px; }
.log-dialog pre { color: var(--brand-hover); background: var(--surface-soft); border-radius: 12px; }
.toast { color: var(--ink-2); background: var(--surface); border: 1px solid var(--hairline-strong); border-left: 3px solid var(--brand); border-radius: 12px; box-shadow: 0 16px 44px rgba(30,36,33,.12); }
.empty-state,
.no-results,
.not-found { color: var(--ink-3); }
.not-found h2,
.empty-state h3,
.no-results h3 { color: var(--ink-1); }

@media (max-width: 1180px) {
  .topbar { grid-template-columns: minmax(150px,1fr) minmax(220px,340px) minmax(150px,1fr); }
  .overview-focus-grid { grid-template-columns: 1fr; }
  .focus-molecule-card { min-height: 530px; }
  .overview-resource-grid { grid-template-columns: 1fr; }
  .molecule-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}

@media (max-width: 980px) {
  .sidebar { width: 258px; transform: translateX(-104%); box-shadow: 24px 0 70px rgba(30,36,33,.12); transition: transform 200ms ease; }
  body.menu-open .sidebar { transform: translateX(0); }
  .workspace { margin-left: 0; }
  .topbar { grid-template-columns: auto minmax(0,1fr) auto; gap: 12px; padding-inline: 18px; }
  .mobile-menu { display: inline-flex !important; }
  .topbar-search { display: none; }
  .page-heading { min-width: 0; }
  .page-heading span { display: none; }
  .main-content { padding-inline: 24px; }
  .form-section { grid-template-columns: 1fr; }
  .freeze-card { grid-template-columns: 1fr; }
  .candidate-toolbar { grid-template-columns: minmax(0,1fr) minmax(150px,.7fr); }
  .range-field { grid-column: 1 / 2; }
  .view-toggle { justify-self: end; }
  .molecule-detail-hero { grid-template-columns: 1fr; }
  .detail-visual { min-height: 520px; }
}

@media (max-width: 720px) {
  :root { --topbar-height: 60px; }
  body { font-size: 14px; }
  .topbar { padding-inline: 12px; }
  .topbar-actions { gap: 4px; }
  .topbar-actions > .button { display: none; }
  .system-chip { padding-inline: 6px; }
  .system-chip span { display: none; }
  .main-content,
  .main-content:has(.ai-welcome) { padding: 28px 15px 64px; }
  .page-intro { grid-template-columns: 1fr; gap: 10px; margin-bottom: 24px; }
  .section-number { width: 30px; height: 30px; }
  .intro-copy h2 { font-size: clamp(27px,8.7vw,36px); line-height: 1.2; }
  .intro-copy p { font-size: 13px; }
  .ai-welcome { margin-bottom: 38px; }
  .welcome-orb { width: 42px; height: 42px; }
  .ai-welcome h2 { font-size: 34px; }
  .ai-welcome > p { font-size: 13.5px; }
  .design-composer { margin-top: 21px; padding: 13px 12px 10px 14px; border-radius: 18px; }
  .design-composer textarea { min-height: 74px; font-size: 14px; }
  .prompt-suggestions { flex-wrap: nowrap; width: 100%; justify-content: flex-start; overflow-x: auto; padding-bottom: 3px; scrollbar-width: none; }
  .prompt-suggestions a { flex: 0 0 auto; }
  .overview-focus-grid { gap: 12px; }
  .focus-molecule-card { min-height: 500px; border-radius: 16px; }
  .focus-molecule-card > header { padding: 18px 18px 0; }
  .focus-molecule-scene { min-height: 280px; padding: 0 10px; }
  .focus-molecule-scene .molecule-scene3d { min-height: 280px; }
  .focus-molecule-meta { grid-template-columns: 1fr auto; padding: 12px 18px 16px; }
  .focus-molecule-meta code { grid-column: 1 / -1; grid-row: 2; }
  .focus-molecule-card > footer { grid-template-columns: repeat(2,1fr); }
  .focus-molecule-card > footer > div { min-height: 62px; }
  .focus-molecule-card > footer > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--hairline); }
  .focus-molecule-card > footer > div:nth-child(4) { border-top: 1px solid var(--hairline); }
  .run-panel { padding: 18px; }
  .run-row { grid-template-columns: minmax(0,1fr) auto; min-height: 76px; }
  .progress-cluster { display: none; }
  .metric-band { grid-template-columns: repeat(2,1fr); border-radius: 14px; }
  .metric-cell { min-height: 112px; padding: 18px; }
  .metric-cell strong { font-size: 26px; }
  .overview-resource-grid { gap: 12px; }
  .candidate-preview-panel,
  .evidence-radar { padding: 18px; }
  .candidate-strip { grid-template-columns: repeat(2,1fr); }
  .form-section { padding: 22px 17px; border-radius: 14px; }
  .form-grid.cols-2,
  .form-grid.cols-3 { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .constraint-table { overflow-x: auto; }
  .constraint-head,
  .constraint-row { min-width: 560px; }
  .freeze-card { padding: 23px 19px; border-radius: 14px; }
  .candidate-toolbar { grid-template-columns: 1fr; padding: 11px; }
  .range-field { grid-column: auto; }
  .view-toggle { justify-self: stretch; }
  .view-toggle button { flex: 1; }
  .molecule-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  .molecule-body { padding: 13px; }
  .molecule-body h3 { font-size: 17px; }
  .molecule-body footer span { display: none; }
  .detail-visual { min-height: 450px; padding: 66px 16px 44px; }
  .detail-visual .detail-molecule { min-height: 320px; }
  .detail-copy { padding: 28px 20px; }
  .detail-copy h2 { font-size: 40px; }
  .detail-grid { grid-template-columns: 1fr; }
  .gate-grid { grid-template-columns: 1fr; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .chart-panel { padding: 20px 16px; }
}

@media (max-width: 450px) {
  .page-heading h1 { max-width: 145px; overflow: hidden; text-overflow: ellipsis; }
  .molecule-grid { grid-template-columns: 1fr; }
  .candidate-strip { grid-template-columns: 1fr 1fr; }
  .status-pill { font-size: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}