/* MAT Planner web demo — page chrome around the app shell, plus Gradio-equivalent
   widget styling. Component styles inside the workspace (.gao-*, .mat-*) come
   verbatim from the desktop app via demo-app.css. */

.demo-body {
  background-image:
    radial-gradient(ellipse 100% 60% at 50% -20%, rgba(77, 204, 255, 0.10), transparent 55%);
}

.demo-main { padding-top: 28px; }

.demo-wrap {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 20px 56px;
}

.demo-intro {
  max-width: 860px;
  margin: 0 auto 22px;
  text-align: center;
}

.demo-intro h1 {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.15;
  margin: 0 0 10px;
  color: var(--text);
}

.demo-intro p { color: var(--muted); margin: 0; }

.nav-link.is-active { color: var(--accent-bright); }

.mono {
  font-family: "SF Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

.is-hidden { display: none !important; }

/* ---- Study banner (replaces the desktop case hub) ---- */

.study-banner {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-soft), var(--bg-elevated));
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 18px;
}

.study-banner-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.badge {
  display: inline-block;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #06121f;
  background: var(--accent);
  border-radius: var(--radius);
}

.study-chip {
  font-size: 12px;
  color: var(--text-soft);
  background: var(--bg-softer);
  border: 1px solid var(--border-subtle);
  padding: 3px 8px;
  border-radius: var(--radius);
}

.study-status { font-size: 12px; font-weight: 600; color: #7ef0b2; }

.study-facts { display: flex; flex-wrap: wrap; gap: 8px 10px; margin-top: 10px; }

.fact-chip {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 9px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.fact-chip b { color: var(--text-soft); font-weight: 600; }

/* ---- App shell ---- */

.demo-app {
  /* the desktop app's CSS variables, scoped to the shell so the verbatim
     component rules in demo-app.css resolve exactly as in the app */
  --bg: #050f25;
  --bg2: #0a1b3d;
  --card: #101f3d;
  --soft: #1c335e;
  --txt: #e6edf7;
  --muted: #9cb7d9;
  --accent: #53d4ff;
  --accent2: #2a80da;
  --line: #2d5f95;
  --silver: #dce4f0;

  border: 1px solid #23486f;
  border-radius: 14px;
  overflow: hidden;
  background:
    radial-gradient(1100px 520px at -5% -12%, rgba(56, 136, 220, 0.35), rgba(5, 15, 37, 0) 62%),
    radial-gradient(900px 480px at 108% 0%, rgba(42, 128, 218, 0.30), rgba(5, 15, 37, 0) 58%),
    linear-gradient(160deg, #0a1c42 0%, #071230 46%, #050f25 100%);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  color: var(--txt);
  font-size: 14px;
}

.demo-titlebar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-bottom: 1px solid rgba(45, 95, 149, 0.55);
}

.demo-titlebar img { border-radius: 6px; }

.demo-titlebar strong {
  display: block;
  color: var(--txt);
  font-size: 14px;
  line-height: 1.2;
}

.demo-titlebar span:not(.demo-flag) {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.demo-flag {
  margin-left: auto;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #53d4ff;
  border: 1px solid #2d5f95;
  padding: 3px 9px;
  border-radius: 8px;
}

/* Gradio-like tab bar (orange active underline, as in the app) */

.app-tabs {
  display: flex;
  gap: 4px;
  padding: 8px 12px 0;
  border-bottom: 1px solid rgba(45, 95, 149, 0.55);
}

.app-tab {
  appearance: none;
  background: transparent;
  border: none;
  color: #c7d6ec;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  padding: 9px 14px 10px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.app-tab:hover { color: #ffffff; }

.app-tab.is-active {
  color: #ff7a45;
  border-bottom-color: #ff7a45;
  font-weight: 600;
}

.app-tab-body { padding: 12px; }

.tab-root .gao-layout { display: flex; }
.tab-root .gao-left { flex: 1; }
.tab-root .gao-center { flex: 3; }
.tab-root .gao-right { flex: 1; }

.gao-panel { color: var(--txt); }
.gao-panel > * + * { margin-top: 10px; }

.tab2-editor-wrap { position: relative; }

/* ---- Gradio-equivalent widgets ---- */

.g-h3 {
  margin: 2px 0 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--txt);
}

.g-md { font-size: 12.5px; color: var(--txt); margin: 0; line-height: 1.5; }
.g-md-dim { color: var(--muted); }

.g-field { display: flex; flex-direction: column; gap: 5px; }

.g-label { font-size: 12px; color: var(--muted); }

.g-dropdown {
  background: #0c1c3c;
  color: var(--txt);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 10px;
}

.g-check {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--txt);
  cursor: pointer;
  background: #0c1c3c;
  border: 1px solid rgba(45, 95, 149, 0.6);
  border-radius: 8px;
  padding: 8px 10px;
}

.g-check input {
  accent-color: #f97316; /* gradio orange */
  width: 15px;
  height: 15px;
}

.g-accordion {
  border: 1px solid rgba(45, 95, 149, 0.6);
  border-radius: 10px;
  background: rgba(12, 28, 60, 0.55);
}

.g-accordion summary {
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--txt);
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
}

.g-accordion summary::after { content: "▼"; font-size: 10px; color: var(--muted); }
.g-accordion:not([open]) summary::after { content: "▶"; }

.g-acc-body { padding: 4px 10px 12px; }
.g-acc-body > * + * { margin-top: 10px; }

.g-radio-group {
  border: none;
  padding: 0;
  margin: 0 0 4px;
}

.g-radio-group legend {
  font-size: 12px;
  color: var(--muted);
  padding: 0 0 4px;
}

.g-radio {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--txt);
  padding: 4px 2px;
  cursor: pointer;
}

.g-radio input { accent-color: #f97316; }

.g-slider { display: flex; flex-direction: column; gap: 4px; }

.g-slider-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--txt);
}

.g-num {
  width: 64px;
  background: #0c1c3c;
  color: var(--txt);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 12px;
  padding: 3px 6px;
}

.g-slider input[type="range"] { width: 100%; accent-color: #f97316; }

.g-center-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

/* App-style buttons (blue primary / outlined secondary, as in screenshots) */

.app-btn {
  appearance: none;
  width: 100%;
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 14px;
  cursor: pointer;
  transition: filter 120ms ease;
}

.app-btn:hover { filter: brightness(1.12); }

.app-btn-primary {
  background: linear-gradient(160deg, #53d4ff, #2a80da);
  border: 1px solid #6dcfff;
  color: #04101f;
}

.app-btn-secondary {
  background: rgba(12, 28, 60, 0.85);
  border: 1px solid var(--line);
  color: var(--txt);
}

.app-btn:disabled { opacity: 0.55; cursor: default; }

.mat-eval-viewer-wrap > .app-btn { width: auto; align-self: flex-end; }

.g-center-head .app-btn { width: auto; }

.mat-pose-locked { opacity: 0.55; }

.mat-fix-anchor-choice-row { display: flex; gap: 8px; }
.mat-fix-anchor-choice-row .app-btn { flex: 1; }

.viewer-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 13px;
  z-index: 2;
  background: rgba(5, 15, 37, 0.85);
  pointer-events: none;
  border-radius: 12px;
}

#mat_fix_v2_iframe_host { position: relative; }

/* ---- Below-shell pipeline output ---- */

.metrics-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.metric-card {
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  border-radius: var(--radius);
  padding: 9px 12px;
}

.metric-card .m-label {
  display: block;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
}

.metric-card .m-value {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-top: 2px;
}

.metric-card .m-sub { display: block; font-size: 11px; color: var(--muted); }

.demo-downloads {
  margin-top: 26px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  padding: 18px 20px;
}

.demo-downloads h2 { margin: 0 0 4px; font-size: 17px; color: var(--text); }

.demo-downloads p { margin: 0 0 12px; color: var(--muted); font-size: 13px; }

.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

.demo-wrap .notice { margin-top: 18px; }

/* ---- Responsive ---- */

@media (max-width: 1150px) {
  .tab-root .gao-layout { flex-wrap: wrap; }
  .tab-root .gao-center { min-width: 100% !important; order: -1; }
}