:root {
  --bg: #f6f8fc;
  --bg-soft: #edf3f8;
  --surface: rgba(255, 255, 255, 0.86);
  --surface-solid: #ffffff;
  --surface-raised: rgba(255, 255, 255, 0.94);
  --border: rgba(120, 140, 168, 0.26);
  --border-strong: rgba(49, 75, 116, 0.24);
  --text: #101827;
  --muted: #5b6678;
  --muted-2: #748195;
  --brand: #1e3a8a;
  --brand-2: #312e81;
  --cyan: #0891b2;
  --cyan-soft: rgba(8, 145, 178, 0.12);
  --green: #059669;
  --green-soft: rgba(5, 150, 105, 0.12);
  --amber: #b7791f;
  --risk: #b45309;
  --mesh-base: rgba(255, 255, 255, 0.72);
  --card-sky: radial-gradient(circle at 14% 18%, rgba(125, 211, 252, 0.22), transparent 36%), radial-gradient(circle at 88% 12%, rgba(186, 230, 253, 0.30), transparent 35%), radial-gradient(circle at 68% 88%, rgba(199, 210, 254, 0.20), transparent 40%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --card-cyan: radial-gradient(circle at 16% 84%, rgba(103, 232, 249, 0.20), transparent 35%), radial-gradient(circle at 84% 18%, rgba(165, 243, 252, 0.28), transparent 36%), radial-gradient(circle at 58% 44%, rgba(191, 219, 254, 0.18), transparent 43%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --card-emerald: radial-gradient(circle at 18% 20%, rgba(110, 231, 183, 0.18), transparent 35%), radial-gradient(circle at 88% 76%, rgba(187, 247, 208, 0.26), transparent 39%), radial-gradient(circle at 58% 18%, rgba(125, 211, 252, 0.14), transparent 41%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --card-indigo: radial-gradient(circle at 12% 24%, rgba(165, 180, 252, 0.22), transparent 37%), radial-gradient(circle at 84% 18%, rgba(191, 219, 254, 0.22), transparent 35%), radial-gradient(circle at 72% 84%, rgba(221, 214, 254, 0.20), transparent 39%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --card-violet: radial-gradient(circle at 15% 22%, rgba(196, 181, 253, 0.20), transparent 35%), radial-gradient(circle at 88% 18%, rgba(233, 213, 255, 0.24), transparent 37%), radial-gradient(circle at 70% 86%, rgba(186, 230, 253, 0.16), transparent 41%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --card-amber: radial-gradient(circle at 14% 18%, rgba(252, 211, 77, 0.16), transparent 35%), radial-gradient(circle at 86% 22%, rgba(254, 240, 138, 0.22), transparent 37%), radial-gradient(circle at 72% 82%, rgba(187, 247, 208, 0.14), transparent 41%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --card-rose: radial-gradient(circle at 16% 18%, rgba(253, 164, 175, 0.14), transparent 35%), radial-gradient(circle at 84% 18%, rgba(254, 205, 211, 0.20), transparent 37%), radial-gradient(circle at 74% 84%, rgba(221, 214, 254, 0.16), transparent 39%), linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.86));
  --shadow: 0 18px 48px rgba(17, 24, 39, 0.09);
  --shadow-soft: 0 10px 28px rgba(17, 24, 39, 0.06);
  --radius: 8px;
  --radius-sm: 6px;
}

[data-theme="dark"] {
  --bg: #07111f;
  --bg-soft: #0b1627;
  --surface: rgba(15, 23, 42, 0.78);
  --surface-solid: #0f172a;
  --surface-raised: rgba(15, 23, 42, 0.9);
  --border: rgba(148, 163, 184, 0.22);
  --border-strong: rgba(34, 211, 238, 0.28);
  --text: #e5eefb;
  --muted: #a8b3c5;
  --muted-2: #8190a7;
  --brand: #8fb4ff;
  --brand-2: #a5b4fc;
  --cyan: #22d3ee;
  --cyan-soft: rgba(34, 211, 238, 0.14);
  --green: #34d399;
  --green-soft: rgba(52, 211, 153, 0.13);
  --amber: #fbbf24;
  --risk: #f59e0b;
  --mesh-base: rgba(15, 23, 42, 0.76);
  --card-sky: radial-gradient(circle at 14% 18%, rgba(56, 189, 248, 0.28), transparent 35%), radial-gradient(circle at 88% 12%, rgba(14, 165, 233, 0.22), transparent 34%), radial-gradient(circle at 68% 88%, rgba(99, 102, 241, 0.24), transparent 38%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(8, 47, 73, 0.50));
  --card-cyan: radial-gradient(circle at 16% 84%, rgba(34, 211, 238, 0.28), transparent 34%), radial-gradient(circle at 84% 18%, rgba(6, 182, 212, 0.22), transparent 36%), radial-gradient(circle at 58% 44%, rgba(59, 130, 246, 0.20), transparent 42%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(22, 78, 99, 0.48));
  --card-emerald: radial-gradient(circle at 18% 20%, rgba(52, 211, 153, 0.26), transparent 34%), radial-gradient(circle at 88% 76%, rgba(22, 163, 74, 0.20), transparent 38%), radial-gradient(circle at 58% 18%, rgba(34, 211, 238, 0.18), transparent 40%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(6, 78, 59, 0.45));
  --card-indigo: radial-gradient(circle at 12% 24%, rgba(129, 140, 248, 0.30), transparent 36%), radial-gradient(circle at 84% 18%, rgba(59, 130, 246, 0.22), transparent 34%), radial-gradient(circle at 72% 84%, rgba(167, 139, 250, 0.24), transparent 38%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(49, 46, 129, 0.46));
  --card-violet: radial-gradient(circle at 15% 22%, rgba(167, 139, 250, 0.28), transparent 34%), radial-gradient(circle at 88% 18%, rgba(192, 132, 252, 0.20), transparent 36%), radial-gradient(circle at 70% 86%, rgba(56, 189, 248, 0.18), transparent 40%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(76, 29, 149, 0.42));
  --card-amber: radial-gradient(circle at 14% 18%, rgba(251, 191, 36, 0.22), transparent 34%), radial-gradient(circle at 86% 22%, rgba(245, 158, 11, 0.18), transparent 36%), radial-gradient(circle at 72% 82%, rgba(34, 197, 94, 0.16), transparent 40%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(120, 53, 15, 0.36));
  --card-rose: radial-gradient(circle at 16% 18%, rgba(251, 113, 133, 0.20), transparent 34%), radial-gradient(circle at 84% 18%, rgba(244, 63, 94, 0.16), transparent 36%), radial-gradient(circle at 74% 84%, rgba(167, 139, 250, 0.20), transparent 38%), linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(136, 19, 55, 0.34));
  --shadow: 0 20px 54px rgba(0, 0, 0, 0.36);
  --shadow-soft: 0 12px 34px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.90) 0%, var(--bg) 38%, var(--bg) 100%);
  color: var(--text);
  font-family: Inter, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.55;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 10%, rgba(125, 211, 252, 0.12), transparent 30%),
    radial-gradient(circle at 84% 6%, rgba(196, 181, 253, 0.11), transparent 28%),
    radial-gradient(circle at 78% 84%, rgba(110, 231, 183, 0.10), transparent 32%);
  filter: blur(12px);
}

.mesh-canvas,
.mesh-noise-layer {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.mesh-canvas {
  z-index: 0;
  opacity: 0.42;
  filter: blur(16px) saturate(0.92);
}

.mesh-noise-layer {
  z-index: 0;
  opacity: 0.18;
  mix-blend-mode: soft-light;
}

.app-header,
.app-shell,
.app-footer {
  position: relative;
  z-index: 1;
}

@keyframes meshFloat {
  0%, 100% { background-position: 0% 0%, 100% 0%, 70% 100%, 0% 0%; }
  50% { background-position: 14% 10%, 88% 16%, 58% 84%, 100% 100%; }
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover { color: var(--cyan); }

button,
input,
select {
  font: inherit;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-raised) 90%, transparent);
  backdrop-filter: blur(18px);
}

.app-nav {
  width: min(1280px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 18px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(34, 211, 238, 0.45);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--brand), var(--cyan));
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  box-shadow: 0 12px 30px rgba(8, 145, 178, 0.20);
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.15;
}

.brand strong {
  font-size: 1rem;
  font-weight: 900;
  color: var(--text);
}

.brand small {
  margin-top: 4px;
  color: var(--muted-2);
  font-size: 0.72rem;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 3px;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar { display: none; }

.nav-links a {
  flex: 0 0 auto;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.nav-links a:hover {
  background: var(--cyan-soft);
  color: var(--text);
}

.nav-toggle,
.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-soft);
}

.nav-toggle {
  display: none;
}

.nav-toggle svg,
.theme-toggle svg,
.btn svg {
  width: 17px;
  height: 17px;
  stroke-width: 2;
}

.app-shell {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
}

.app-main {
  padding: 32px 0 56px;
}

.app-footer {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 34px;
  color: var(--muted-2);
  font-size: 0.9rem;
}

.btn {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  line-height: 1.2;
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--cyan));
  color: #ffffff;
  box-shadow: 0 14px 34px rgba(8, 145, 178, 0.22);
}

.btn-primary:hover { color: #ffffff; }

.btn-outline-primary {
  border-color: var(--border-strong);
  background: var(--surface);
  color: var(--brand);
}

.btn-outline-primary:hover {
  background: var(--cyan-soft);
  color: var(--text);
}

.btn:focus-visible,
.nav-links a:focus-visible,
.nav-toggle:focus-visible,
.theme-toggle:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(34, 211, 238, 0.35);
  outline-offset: 2px;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  gap: 24px;
  align-items: stretch;
  padding: 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface-raised) 88%, transparent), color-mix(in srgb, var(--cyan-soft) 34%, transparent)),
    linear-gradient(90deg, transparent 0 47px, rgba(8, 145, 178, 0.055) 48px 49px, transparent 50px),
    linear-gradient(0deg, transparent 0 47px, rgba(8, 145, 178, 0.055) 48px 49px, transparent 50px);
  background-size: auto, 49px 49px, 49px 49px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: 28px;
  bottom: 24px;
  width: min(38vw, 360px);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(8, 145, 178, 0.7), transparent);
}

.hero-copy { position: relative; z-index: 1; }

.eyebrow {
  margin: 0 0 10px;
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 820px;
  margin: 0 0 16px;
  font-size: clamp(2rem, 3.2vw, 3.35rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0;
}

.lead {
  max-width: 800px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.status-panel {
  position: relative;
  z-index: 1;
  align-self: stretch;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-emerald), var(--surface);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 18s ease-in-out infinite;
  box-shadow: var(--shadow-soft);
}

.status-panel strong { color: var(--text); }
.status-panel p { margin: 6px 0 0; color: var(--muted); }

.status-dot {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 6px var(--green-soft);
}

.kpi-grid,
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.kpi-grid article,
.metric-grid article,
.section-band,
.panel,
.next-steps,
.timeline-item,
.architecture-flow div {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.kpi-grid article:nth-child(4n + 1),
.metric-grid article:nth-child(4n + 1) { background: var(--card-sky), var(--surface); }
.kpi-grid article:nth-child(4n + 2),
.metric-grid article:nth-child(4n + 2) { background: var(--card-emerald), var(--surface); }
.kpi-grid article:nth-child(4n + 3),
.metric-grid article:nth-child(4n + 3) { background: var(--card-amber), var(--surface); }
.kpi-grid article:nth-child(4n),
.metric-grid article:nth-child(4n) { background: var(--card-violet), var(--surface); }

.kpi-grid article,
.metric-grid article {
  position: relative;
  min-height: 132px;
  padding: 22px;
  overflow: hidden;
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 20s ease-in-out infinite;
}

.kpi-grid article:nth-child(2n),
.metric-grid article:nth-child(2n) { animation-delay: -6s; }
.kpi-grid article:nth-child(3n),
.metric-grid article:nth-child(3n) { animation-delay: -11s; }

.kpi-grid article::after,
.metric-grid article::after {
  content: "";
  position: absolute;
  inset: auto 18px 16px 18px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  opacity: 0.55;
}

.kpi-grid span,
.metric-grid article {
  color: var(--muted);
}

.kpi-grid strong {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-size: 2.05rem;
  font-weight: 900;
  line-height: 1.1;
}

.kpi-grid small {
  display: block;
  margin-top: 8px;
  color: var(--muted-2);
}

.metric-grid span {
  color: var(--cyan);
  font-weight: 900;
}

.metric-grid h2,
.next-steps h2 {
  margin: 10px 0;
  font-size: 1.15rem;
  font-weight: 900;
}

.metric-grid p,
.step-list p {
  margin-bottom: 0;
  color: var(--muted);
}

.feature-grid,
.tech-summary-grid,
.component-grid {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.feature-grid {
  grid-template-columns: 1.35fr repeat(4, minmax(0, 1fr));
}

.feature-card,
.component-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-sky), var(--surface);
  box-shadow: var(--shadow-soft);
}

.feature-card {
  min-height: 154px;
  padding: 20px;
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 22s ease-in-out infinite;
}

.primary-feature {
  background:
    linear-gradient(135deg, rgba(224, 242, 254, 0.96), rgba(209, 250, 229, 0.70), rgba(238, 242, 255, 0.72)),
    var(--surface);
}

[data-theme="dark"] .primary-feature {
  background:
    linear-gradient(135deg, rgba(8, 47, 73, 0.76), rgba(6, 78, 59, 0.42), rgba(49, 46, 129, 0.48)),
    var(--surface);
}

.feature-card:nth-child(3n + 2) { background: var(--card-cyan), var(--surface); }
.feature-card:nth-child(3n) { background: var(--card-indigo), var(--surface); }
.feature-card:nth-child(3n + 1):not(.primary-feature) { background: var(--card-emerald), var(--surface); }
.feature-card:nth-child(2n) { animation-delay: -7s; }

.feature-card span,
.feature-card p,
.component-card span {
  color: var(--muted);
}

.feature-card h2 {
  margin: 8px 0 10px;
  color: var(--text);
  font-size: 1.42rem;
  font-weight: 900;
  line-height: 1.2;
}

.feature-card strong {
  display: block;
  margin: 12px 0 8px;
  color: var(--text);
  font-size: 1.04rem;
  font-weight: 900;
}

.feature-card svg,
.component-card svg {
  width: 22px;
  height: 22px;
  color: var(--cyan);
}

.action-strip {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(236, 254, 255, 0.86), rgba(245, 243, 255, 0.76)), var(--surface);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 24s ease-in-out infinite;
  box-shadow: var(--shadow-soft);
}

[data-theme="dark"] .action-strip {
  background: linear-gradient(135deg, rgba(22, 78, 99, 0.34), rgba(49, 46, 129, 0.28)), var(--surface);
}

.action-strip strong { color: var(--text); }
.action-strip span { color: var(--muted); }

.tech-summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill-list span {
  padding: 7px 10px;
  border: 1px solid rgba(8, 145, 178, 0.24);
  border-radius: 999px;
  background: var(--cyan-soft);
  color: var(--text);
  font-weight: 800;
}

.compact-timeline {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.compact-architecture {
  margin-top: 0;
}

.stage9-lab {
  display: grid;
  gap: 20px;
}

.stage9-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 18px;
  align-items: center;
}

.stage9-hero h2 {
  margin: 0 0 10px;
  color: var(--text);
  font-size: 1.65rem;
  font-weight: 900;
}

.stage9-hero p:last-child {
  max-width: 780px;
  margin: 0;
  color: var(--muted);
}

.stage9-result-badge {
  min-height: 112px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(236, 254, 255, 0.92), rgba(220, 252, 231, 0.72), rgba(238, 242, 255, 0.62));
  background-size: 145% 145%;
  animation: meshFloat 20s ease-in-out infinite;
}

[data-theme="dark"] .stage9-result-badge {
  background: linear-gradient(135deg, rgba(22, 78, 99, 0.58), rgba(6, 78, 59, 0.42), rgba(49, 46, 129, 0.42));
}

.stage9-result-badge strong {
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 900;
}

.stage9-result-badge span { color: var(--muted); }

.stage9-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface-solid) 58%, transparent);
}

.stage9-tabs button {
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-weight: 900;
  cursor: pointer;
}

.stage9-tabs button.active,
.stage9-tabs button:hover {
  border-color: var(--border-strong);
  background: var(--cyan-soft);
  color: var(--text);
}

.stage9-view { min-height: 280px; }

.stage9-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.stage9-metric-grid article {
  min-height: 142px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-sky), color-mix(in srgb, var(--surface-solid) 72%, transparent);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 22s ease-in-out infinite;
}

.stage9-metric-grid article:nth-child(3n + 2) { background: var(--card-emerald), color-mix(in srgb, var(--surface-solid) 72%, transparent); }
.stage9-metric-grid article:nth-child(3n) { background: var(--card-indigo), color-mix(in srgb, var(--surface-solid) 72%, transparent); }

.stage9-metric-grid span { color: var(--muted); font-weight: 800; }
.stage9-metric-grid strong { color: var(--text); font-size: 2rem; line-height: 1.05; font-weight: 900; }
.stage9-metric-grid small { color: var(--muted-2); }

.stage9-bars { display: grid; gap: 13px; }

.stage9-bar-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 82px minmax(180px, 0.55fr);
  gap: 12px;
  align-items: center;
}

.stage9-bar-row label { margin: 0; color: var(--text); font-weight: 800; }
.stage9-bar-row div { height: 13px; overflow: hidden; border-radius: 999px; background: color-mix(in srgb, var(--border) 44%, transparent); }
.stage9-bar-row span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--brand), var(--cyan)); }
.stage9-bar-row strong { color: var(--text); text-align: right; font-weight: 900; }
.stage9-bar-row small { color: var(--muted-2); }

.stage9-business-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
}

.stage9-donut {
  width: 230px;
  height: 230px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle, var(--surface-solid) 0 47%, transparent 48%), conic-gradient(var(--cyan) 0 24%, var(--green) 24% 36%, var(--amber) 36% 50%, color-mix(in srgb, var(--border) 48%, transparent) 50% 100%);
  box-shadow: var(--shadow-soft);
}

.stage9-donut div {
  width: 142px;
  height: 142px;
  display: grid;
  place-items: center;
  align-content: center;
  border-radius: 50%;
  background: var(--surface-raised);
}

.stage9-donut strong { color: var(--text); font-size: 2rem; font-weight: 900; }
.stage9-donut span { color: var(--muted); font-weight: 800; }
.business-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.stage9-check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.stage9-check-grid article {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-emerald), color-mix(in srgb, var(--surface-solid) 72%, transparent);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 22s ease-in-out infinite;
}

.stage9-check-grid svg { width: 24px; height: 24px; color: var(--green); }
.stage9-check-grid strong,
.stage9-check-grid span { display: block; }
.stage9-check-grid strong { color: var(--text); font-weight: 900; }
.stage9-check-grid span { margin-top: 4px; color: var(--muted); }

.component-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.component-card {
  display: grid;
  gap: 8px;
  min-height: 150px;
  padding: 20px;
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 24s ease-in-out infinite;
}
.component-card:nth-child(2n) { animation-delay: -8s; }
.component-card:nth-child(3n) { animation-delay: -13s; }

.component-card:nth-child(6n + 1) { background: var(--card-sky), var(--surface); }
.component-card:nth-child(6n + 2) { background: var(--card-indigo), var(--surface); }
.component-card:nth-child(6n + 3) { background: var(--card-violet), var(--surface); }
.component-card:nth-child(6n + 4) { background: var(--card-cyan), var(--surface); }
.component-card:nth-child(6n + 5) { background: var(--card-emerald), var(--surface); }
.component-card:nth-child(6n) { background: var(--card-amber), var(--surface); }

.component-card strong {
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 900;
}

.section-band,
.next-steps {
  margin-top: 24px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.92), rgba(236, 254, 255, 0.50), rgba(238, 242, 255, 0.48)), var(--surface);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 26s ease-in-out infinite;
}

[data-theme="dark"] .section-band,
[data-theme="dark"] .next-steps {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.88), rgba(22, 78, 99, 0.24), rgba(49, 46, 129, 0.22)), var(--surface);
}

.section-heading { margin-bottom: 18px; }
.section-heading h2 { margin: 0; font-size: 1.35rem; font-weight: 900; letter-spacing: 0; }
.section-heading.compact { margin-bottom: 14px; }
.section-heading.compact h2 { font-size: 1.08rem; }

.insight-list,
.step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.insight-list > div {
  padding: 16px;
  border: 1px solid rgba(120, 140, 168, 0.16);
  border-radius: var(--radius);
  background: var(--card-sky), color-mix(in srgb, var(--surface-solid) 62%, transparent);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 23s ease-in-out infinite;
}

.insight-list > div:nth-child(2) { background: var(--card-amber), color-mix(in srgb, var(--surface-solid) 62%, transparent); }
.insight-list > div:nth-child(3) { background: var(--card-emerald), color-mix(in srgb, var(--surface-solid) 62%, transparent); }

.insight-list strong { display: block; margin-bottom: 8px; color: var(--text); }
.insight-list p { margin: 0; color: var(--muted); }

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.panel {
  position: relative;
  overflow: hidden;
  padding: 22px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.82), rgba(236, 254, 255, 0.28)), var(--surface);
  background-size: 145% 145%, 100% 100%;
  animation: meshFloat 25s ease-in-out infinite;
}

[data-theme="dark"] .panel {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.88), rgba(22, 78, 99, 0.20)), var(--surface);
}

.panel::before,
.feature-card::before,
.component-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, rgba(8, 145, 178, 0.62), rgba(5, 150, 105, 0.38));
  opacity: 0.72;
}

.two-column > .panel:nth-child(2n + 1),
.model-grid > .panel:nth-child(3n + 1),
.tech-summary-grid > .panel:nth-child(3n + 1) {
  background: var(--card-cyan), var(--surface);
}

.two-column > .panel:nth-child(2n),
.model-grid > .panel:nth-child(3n + 2),
.tech-summary-grid > .panel:nth-child(3n + 2) {
  background: var(--card-indigo), var(--surface);
}

.model-grid > .panel:nth-child(3n),
.tech-summary-grid > .panel:nth-child(3n) {
  background: var(--card-emerald), var(--surface);
}

.two-column > .panel:nth-child(2n),
.model-grid > .panel:nth-child(3n + 2),
.tech-summary-grid > .panel:nth-child(3n + 2) { animation-delay: -9s; }

.model-grid > .panel:nth-child(3n),
.tech-summary-grid > .panel:nth-child(3n) { animation-delay: -15s; }

.panel h2 {
  margin-top: 0;
  color: var(--text);
  font-size: 1.12rem;
  font-weight: 900;
}

.panel p { color: var(--muted); }
.panel code { color: var(--cyan); word-break: break-all; }
.wide-panel { margin-top: 24px; }

.rank-list { display: grid; gap: 10px; }
.rank-list div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}
.rank-list div:last-child { border-bottom: 0; }
.rank-list span { overflow-wrap: anywhere; color: var(--muted); }
.rank-list strong { color: var(--text); font-weight: 900; }
.rank-list small { color: var(--muted-2); }
.compact-list div { grid-template-columns: minmax(0, 1fr) auto auto; }

.page-heading {
  position: relative;
  padding: 8px 0 10px;
}

.page-heading h1 {
  max-width: 980px;
  margin: 0 0 10px;
  color: var(--text);
  font-size: clamp(1.85rem, 2.5vw, 2.55rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0;
}

.page-heading p:last-child {
  max-width: 940px;
  color: var(--muted);
}

.compact-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.bar-list { display: grid; gap: 13px; }
.bar-row {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr) 56px;
  gap: 12px;
  align-items: center;
}
.bar-row label { margin: 0; color: var(--muted); }
.bar-row div {
  height: 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--border) 45%, transparent);
  overflow: hidden;
}
.bar-row span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), var(--cyan));
}
.bar-list.risk .bar-row span { background: linear-gradient(90deg, var(--risk), var(--amber)); }
.bar-row strong { color: var(--text); text-align: right; font-weight: 900; }

.data-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.data-table { width: 100%; border-collapse: collapse; }
.data-table th,
.data-table td {
  padding: 12px 11px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
  text-align: left;
  white-space: nowrap;
}
.data-table tr:last-child td { border-bottom: 0; }
.data-table th {
  color: var(--muted);
  font-weight: 900;
  background: color-mix(in srgb, var(--cyan-soft) 42%, transparent);
}
.text-muted-block { color: var(--muted); }

.map-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  width: 100%;
  margin-top: 20px;
  gap: 16px;
}
.baidu-map-panel,
.beijing-map {
  position: relative;
  min-height: 660px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(90deg, transparent 0 43px, rgba(8, 145, 178, 0.10) 44px 45px, transparent 46px),
    linear-gradient(0deg, transparent 0 43px, rgba(8, 145, 178, 0.10) 44px 45px, transparent 46px),
    color-mix(in srgb, var(--surface-solid) 80%, var(--cyan-soft));
  background-size: 45px 45px, 45px 45px, auto;
  box-shadow: var(--shadow);
}
.baidu-map-panel.is-disabled { display: none; }
.baidu-map-canvas { position: absolute; inset: 0; min-height: 660px; }
.map-loading {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-raised);
  color: var(--muted);
  box-shadow: var(--shadow-soft);
}
.fallback-map { display: none; }
.beijing-map::before {
  content: "";
  position: absolute;
  inset: 42px 48px;
  border: 1px solid rgba(8, 145, 178, 0.22);
  border-radius: 48% 42% 45% 50%;
  background: color-mix(in srgb, var(--surface-raised) 72%, transparent);
}
.map-axis { position: absolute; background: rgba(8, 145, 178, 0.18); }
.map-axis.horizontal { left: 8%; right: 8%; top: 50%; height: 1px; }
.map-axis.vertical { top: 8%; bottom: 8%; left: 50%; width: 1px; }
.map-bubble {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(34, 211, 238, 0.18);
  border: 1px solid rgba(8, 145, 178, 0.46);
  color: var(--text);
  text-align: center;
  box-shadow: 0 12px 28px rgba(8, 145, 178, 0.14);
}
.map-bubble span { max-width: 90px; font-size: 0.72rem; line-height: 1; }
.map-bubble strong { font-size: 0.78rem; }
.baidu-cluster {
  position: relative;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1px;
  border: 2px solid color-mix(in srgb, var(--cluster-color) 78%, #ffffff);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 28%, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.72) 34%, color-mix(in srgb, var(--cluster-color) 24%, transparent) 100%);
  color: #0f172a;
  line-height: 1;
  text-align: center;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.22), 0 0 0 8px color-mix(in srgb, var(--cluster-color) 14%, transparent);
}
.baidu-cluster strong { font-size: 1.05rem; font-weight: 900; }
.baidu-cluster span { max-width: 64px; overflow: hidden; color: #1f2937; font-size: 0.68rem; font-weight: 800; text-overflow: ellipsis; white-space: nowrap; }
.baidu-cluster small { color: #334155; font-size: 0.66rem; font-weight: 900; }
.map-side { margin: 0; }
.flow-list { display: grid; gap: 10px; }
.flow-list div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding-bottom: 9px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}
.flow-list div:last-child { border-bottom: 0; }
.flow-list span { overflow-wrap: anywhere; color: var(--muted); }
.flow-list b { color: var(--cyan); }
.flow-list strong { color: var(--text); }

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}
.model-version {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 5px 9px;
  border: 1px solid rgba(8, 145, 178, 0.22);
  border-radius: 999px;
  background: var(--cyan-soft);
  color: var(--cyan);
  font-weight: 900;
  font-size: 0.78rem;
}

.query-form {
  display: grid;
  grid-template-columns: 1.3fr repeat(4, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin-top: 20px;
}
.query-form label { display: grid; gap: 6px; color: var(--muted); font-size: 0.88rem; font-weight: 800; }
.query-form input,
.query-form select {
  min-height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  background: var(--surface-solid);
  color: var(--text);
}

.timeline {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 90px 86px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 16px 18px;
}
.timeline-item span { color: var(--muted); font-weight: 800; }
.timeline-item strong { color: var(--green); }
.timeline-item.doing strong { color: var(--amber); }
.timeline-item.todo strong { color: var(--muted-2); }
.timeline-item p { margin: 0; color: var(--muted); }

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  align-items: center;
  margin-top: 22px;
}
.architecture-flow div {
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px;
  color: var(--text);
  font-weight: 900;
}
.architecture-flow small { margin-top: 8px; color: var(--muted-2); font-weight: 600; }
.architecture-flow span { text-align: center; color: var(--cyan); font-weight: 900; }

.superset-embed iframe {
  width: 100%;
  min-height: 620px;
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-solid);
}

.health-link { margin-top: 24px; }

.architecture-image-panel {
  margin-top: 22px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.architecture-image-panel img {
  width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}

/* Keep mesh gradients orderly: same-type and adjacent cards share one palette. */
.kpi-grid article,
.metric-grid article {
  background: var(--card-sky), var(--surface);
  animation-delay: 0s;
}

.feature-grid .feature-card,
.feature-grid .primary-feature {
  background: var(--card-indigo), var(--surface);
  animation-delay: 0s;
}

.insight-list > div,
.insight-list > div:nth-child(2),
.insight-list > div:nth-child(3) {
  background: var(--card-emerald), color-mix(in srgb, var(--surface-solid) 62%, transparent);
  animation-delay: 0s;
}

.two-column > .panel,
.two-column > .panel:nth-child(2n),
.two-column > .panel:nth-child(2n + 1) {
  background: var(--card-cyan), var(--surface);
  animation-delay: 0s;
}

.tech-summary-grid > .panel,
.tech-summary-grid > .panel:nth-child(3n),
.tech-summary-grid > .panel:nth-child(3n + 1),
.tech-summary-grid > .panel:nth-child(3n + 2),
.model-grid > .panel,
.model-grid > .panel:nth-child(3n),
.model-grid > .panel:nth-child(3n + 1),
.model-grid > .panel:nth-child(3n + 2) {
  background: var(--card-indigo), var(--surface);
  animation-delay: 0s;
}

.component-card,
.component-card:nth-child(6n),
.component-card:nth-child(6n + 1),
.component-card:nth-child(6n + 2),
.component-card:nth-child(6n + 3),
.component-card:nth-child(6n + 4),
.component-card:nth-child(6n + 5) {
  background: var(--card-cyan), var(--surface);
  animation-delay: 0s;
}

.stage9-metric-grid article,
.stage9-metric-grid article:nth-child(3n),
.stage9-metric-grid article:nth-child(3n + 2) {
  background: var(--card-sky), color-mix(in srgb, var(--surface-solid) 72%, transparent);
  animation-delay: 0s;
}

.stage9-check-grid article {
  background: var(--card-emerald), color-mix(in srgb, var(--surface-solid) 72%, transparent);
  animation-delay: 0s;
}

@media (max-width: 1120px) {
  .app-nav {
    grid-template-columns: auto auto auto;
  }

  .nav-toggle { display: inline-grid; }

  .nav-links {
    grid-column: 1 / -1;
    display: none;
    justify-content: flex-start;
    flex-wrap: wrap;
    padding-bottom: 14px;
  }

  .nav-links.is-open { display: flex; }

  .theme-toggle { justify-self: end; }
}

@media (max-width: 960px) {
  .hero,
  .kpi-grid,
  .metric-grid,
  .feature-grid,
  .tech-summary-grid,
  .component-grid,
  .insight-list,
  .step-list,
  .compact-timeline,
  .two-column,
  .map-shell,
  .model-grid,
  .query-form,
  .stage9-hero,
  .stage9-metric-grid,
  .stage9-business-layout,
  .business-grid,
  .stage9-check-grid,
  .architecture-flow {
    grid-template-columns: 1fr;
  }

  .hero { padding: 24px; }

  .baidu-map-panel,
  .baidu-map-canvas,
  .beijing-map { min-height: 460px; }

  .bar-row,
  .stage9-bar-row,
  .timeline-item,
  .action-strip {
    grid-template-columns: 1fr;
  }

  .stage9-bar-row strong { text-align: left; }
  .stage9-donut { width: 210px; height: 210px; margin: 0 auto; }

  .superset-embed iframe { min-height: 480px; }
}

@media (max-width: 640px) {
  .app-nav,
  .app-shell,
  .app-footer {
    width: min(100% - 24px, 1280px);
  }

  .app-main { padding-top: 22px; }

  .brand { min-width: 0; }
  .brand small { display: none; }

  .hero h1 { font-size: 2rem; }
  .kpi-grid strong { font-size: 1.75rem; }

  .panel,
  .section-band,
  .kpi-grid article,
  .metric-grid article {
    padding: 18px;
  }
}