:root {
  --ink: #07111f;
  --charcoal: #142536;
  --muted: #536272;
  --soft: #748292;
  --bg: #f6f8fb;
  --panel: #ffffff;
  --panel-soft: #fbfdff;
  --line: #dce5ef;
  --blue: #0b5cff;
  --blue-dark: #063a9a;
  --green: #008c66;
  --green-bg: #e9fbf4;
  --amber: #b88700;
  --amber-bg: #fff8df;
  --red: #a83a3a;
  --red-bg: #fff1f1;
  --shadow: 0 28px 90px rgba(7, 17, 31, .14);
  --shadow-soft: 0 14px 40px rgba(7, 17, 31, .09);
  --radius: 30px;
  --radius-card: 24px;
  --focus: rgba(11, 92, 255, .72);
  --font-body: "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-tight: "Inter Tight", "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Inter Tight", "Inter", ui-sans-serif, sans-serif;
  --font-accent: "Unbounded", "Space Grotesk", "Inter Tight", ui-sans-serif, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  background:
    radial-gradient(circle at 12% 4%, rgba(11, 92, 255, .13), transparent 34rem),
    radial-gradient(circle at 88% 2%, rgba(0, 140, 102, .08), transparent 31rem),
    linear-gradient(180deg, #fff, var(--bg));
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(7, 17, 31, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 17, 31, .04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .38), transparent 62%);
}

a { color: var(--blue-dark); }
a:hover { color: var(--blue); }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 60;
  padding: .8rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
}

.skip:focus { top: 1rem; }

.topbar {
  position: sticky;
  top: max(10px, env(safe-area-inset-top));
  z-index: 40;
  width: min(calc(100% - 24px), 1240px);
  margin: 12px auto 0;
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid rgba(220, 229, 239, .86);
  border-radius: 999px;
  background: rgba(255, 255, 255, .9);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(24px) saturate(1.35);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--ink), #1b4168);
  color: #fff;
  font-family: var(--font-accent);
  font-weight: 650;
  letter-spacing: -.04em;
}

.brand span:last-child { display: grid; min-width: 0; line-height: 1.08; }
.brand b { overflow: hidden; font-family: var(--font-display); font-size: 15px; letter-spacing: -.025em; text-overflow: ellipsis; white-space: nowrap; }
.brand small { color: var(--muted); font-size: 12px; }

.nav { display: flex; gap: 4px; overflow: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a, .repo-link, .btn { text-decoration: none; }
.nav a { padding: 10px 12px; border-radius: 999px; color: #334453; font-size: 13px; font-weight: 750; white-space: nowrap; }
.nav a:hover, .nav a.active { background: #edf4ff; color: var(--blue-dark); }
.repo-link { padding: 10px 15px; border-radius: 999px; background: var(--ink); color: #fff; font-size: 13px; font-weight: 800; white-space: nowrap; }

.site-shell { width: min(calc(100% - 28px), 1260px); margin: 0 auto; padding: clamp(34px, 6vw, 72px) 0 10px; }

.section {
  position: relative;
  display: grid;
  gap: clamp(22px, 4vw, 42px);
  margin-bottom: clamp(18px, 3vw, 34px);
  padding: clamp(26px, 5vw, 62px);
  overflow: hidden;
  border: 1px solid rgba(220, 229, 239, .9);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .9);
  box-shadow: var(--shadow);
}

.section::after {
  content: "";
  position: absolute;
  right: -11rem;
  top: -11rem;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11, 92, 255, .1), transparent 66%);
  pointer-events: none;
}

.section-copy, .status-panel, .step-flow, .scenario-flow, .evidence-rules, .evidence-table-wrap, .domain-strip, .output-dashboard, .gate-detail-grid, .gate-table-wrap, .advanced-stack, .advanced-guardrails, .validation-ladder, .validation-boundary, .boundary-alert { position: relative; z-index: 1; }
.section-copy { min-width: 0; }
.section-copy.wide { max-width: 920px; }

.eyebrow { margin: 0 0 14px; color: #647586; font-size: 12px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.hero-section h1, .section h2, .offline-card h1 { margin: 0; font-family: var(--font-tight); font-size: clamp(42px, 6vw, 84px); font-weight: 650; line-height: .96; letter-spacing: -.055em; }
.hero-section h1 { max-width: 900px; }
.section h2, .offline-card h1 { font-size: clamp(34px, 4.8vw, 66px); }
.hero-kicker { margin: 0 0 12px; color: #102033; font-family: var(--font-display); font-size: clamp(22px, 3vw, 38px); font-weight: 700; line-height: 1; letter-spacing: -.04em; }
.lead { max-width: 860px; margin: 24px 0 0; color: #2a3b49; font-size: clamp(18px, 2.1vw, 25px); line-height: 1.34; letter-spacing: -.025em; }
.hero-copy .lead { max-width: 790px; color: #30404e; }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 18px; border: 1px solid #c8d4e2; border-radius: 999px; background: #fff; color: #142536; font: inherit; font-weight: 800; cursor: pointer; }
.btn:hover { border-color: #aabbd0; background: #edf4ff; color: var(--blue-dark); }
.btn.primary { border-color: transparent; background: linear-gradient(135deg, var(--ink), #173b5f); color: #fff; box-shadow: var(--shadow-soft); }

/* Reusable decision-model primitives */
.instrument-panel, .status-panel, .card-grid article, .surface-list article, .boundary-card, .metric-grid article, .levels span, .domain-strip article, .flow-step, .pipeline li, .output-dashboard article, .evidence-rules article, .evidence-table-wrap, .gate-table-wrap, .advanced-core, .advanced-layers article, .advanced-guardrails, .validation-ladder article, .validation-boundary, .boundary-alert {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}

.status-dot::before, .status-panel li::before, .boundary-list li::before, .advanced-guardrails li::before {
  content: "";
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 999px;
}

.status-pill, .output-dashboard span, .advanced-core span, .advanced-layers span, .validation-ladder em, .evidence-table code, .gate-table code {
  width: max-content;
  border-radius: 999px;
  background: #edf4ff;
  color: var(--blue-dark);
  font-weight: 900;
}

.hero-section { grid-template-columns: minmax(0, 1fr) minmax(320px, .58fr); align-items: stretch; background: linear-gradient(135deg, rgba(255, 255, 255, .96), rgba(244, 248, 252, .92)); isolation: isolate; }
.hero-section::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7, 17, 31, .055) 1px, transparent 1px), linear-gradient(rgba(7, 17, 31, .04) 1px, transparent 1px); background-size: 32px 32px; mask-image: linear-gradient(90deg, rgba(0, 0, 0, .55), rgba(0, 0, 0, .18) 62%, transparent); pointer-events: none; }
.split { grid-template-columns: minmax(0, .95fr) minmax(300px, .78fr); align-items: center; }

.instrument-panel { padding: 28px; }
.instrument-panel b, .status-panel b, .card-grid b, .surface-list b, .boundary-card b, .domain-strip b, .pipeline b, .evidence-rules b, .output-dashboard b, .validation-boundary b { font-family: var(--font-display); letter-spacing: -.03em; }
.instrument-panel b { font-size: 23px; }
.instrument-panel ul { margin: 18px 0 0; padding-left: 1.1rem; color: #344554; font-size: 18px; }
.instrument-panel li + li { margin-top: 12px; }

/* Hero status panel */
.status-panel { align-self: stretch; display: flex; flex-direction: column; justify-content: center; padding: 24px; border-color: #cfd9e5; background: linear-gradient(180deg, #f9fbfd, #fff); }
.status-panel::before { content: "ANALYSIS STATUS"; position: absolute; right: 20px; top: 18px; color: #6c7b89; font-size: 10px; font-weight: 900; letter-spacing: .18em; }
.status-panel b { font-size: 24px; }
.status-panel ul { display: grid; gap: 10px; margin: 22px 0 0; padding: 0; list-style: none; }
.status-panel li { display: flex; align-items: center; gap: 10px; padding: 12px 13px; border: 1px solid #d8e1ea; border-radius: 14px; background: linear-gradient(180deg, #fff, #f6f9fc); color: #253746; font-weight: 800; }
.status-panel li::before { width: 9px; height: 9px; background: var(--charcoal); box-shadow: 0 0 0 4px rgba(7, 17, 31, .07); }
.status-panel li:nth-child(1)::before { background: var(--green); }
.status-panel li:nth-child(2)::before, .status-panel li:nth-child(3)::before { background: var(--amber); }
.status-panel li:nth-child(6)::before { background: var(--red); }

/* Scenario pipeline */
.step-flow, .scenario-flow, .pipeline { margin: 0; padding: 0; list-style: none; }
.step-flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.step-flow li { position: relative; overflow: hidden; padding: 22px 18px 20px; border: 1px solid var(--line); border-radius: var(--radius-card); background: linear-gradient(180deg, #fff, #f6faff); box-shadow: var(--shadow-soft); }
.step-flow li::after { content: ""; position: absolute; right: -22px; top: 32px; width: 44px; height: 2px; background: linear-gradient(90deg, var(--blue), transparent); opacity: .55; }
.step-flow li:last-child::after { display: none; }
.step-flow span { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 999px; background: var(--ink); color: #fff; font-size: 12px; font-weight: 900; letter-spacing: .02em; }
.step-flow b, .flow-step b { display: block; margin-top: 14px; font-family: var(--font-display); font-size: 18px; line-height: 1.15; letter-spacing: -.03em; }
.step-flow p, .flow-step span, .pipeline span { color: var(--muted); font-size: 14px; line-height: 1.45; }
.step-flow p { margin: .65rem 0 0; }
.scenario-flow { display: grid; grid-template-columns: minmax(150px, 1fr) auto minmax(150px, 1fr) auto minmax(150px, 1fr) auto minmax(150px, 1fr); gap: 12px; align-items: stretch; }
.flow-step { min-height: 128px; padding: 18px; }
.flow-step b { margin-top: 0; }
.flow-step span { display: block; margin-top: 10px; }
.flow-arrow { display: grid; place-items: center; min-width: 22px; color: #657586; font-size: 22px; font-weight: 900; }
.pipeline { display: grid; gap: 14px; counter-reset: pipe; }
.pipeline li { position: relative; padding: 22px 22px 22px 74px; }
.pipeline li::before { counter-increment: pipe; content: counter(pipe); position: absolute; left: 22px; top: 22px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: #fff; font-weight: 800; }
.pipeline b { display: block; font-size: 21px; }

.metric-grid, .card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.metric-grid article { padding: 24px; background: linear-gradient(180deg, #fff, #f5f9ff); }
.metric-grid strong { display: block; font-family: var(--font-tight); font-size: clamp(30px, 4.6vw, 54px); line-height: 1; letter-spacing: -.045em; }
.metric-grid span, .domain-strip span { display: block; margin-top: 8px; color: var(--muted); }
.card-grid.compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid article { padding: 22px; }
.card-grid b, .surface-list b, .boundary-card b, .domain-strip b { font-size: 21px; }
.card-grid p, .surface-list p, .boundary-card p, .evidence-rules p, .advanced-core p, .advanced-layers p, .validation-ladder p { margin: .5rem 0 0; color: #40505f; }

/* Evidence status cards */
.evidence-rules { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.evidence-rules article { padding: 22px; border-left: 6px solid var(--amber); background: linear-gradient(180deg, #fff, #fffaf0); }
.evidence-rules b { font-size: 21px; }

.evidence-table-wrap, .gate-table-wrap { overflow: auto; }
.evidence-table, .gate-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 14px; }
.evidence-table { min-width: 980px; }
.gate-table { min-width: 820px; }
.evidence-table caption, .gate-table caption { padding: 18px 20px; color: var(--muted); font-size: 12px; font-weight: 900; letter-spacing: .12em; text-align: left; text-transform: uppercase; }
.evidence-table th, .evidence-table td, .gate-table th, .gate-table td { padding: 16px 18px; border-top: 1px solid var(--line); text-align: left; vertical-align: top; }
.evidence-table thead th, .gate-table thead th { background: #f2f6fb; color: #263746; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.evidence-table tbody th, .gate-table tbody th { font-family: var(--font-display); letter-spacing: -.02em; }
.evidence-table tbody th { width: 170px; }
.gate-table tbody th { width: 150px; }
.evidence-table code, .gate-table code { padding: .22rem .48rem; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; font-size: .92em; }
.evidence-table tbody tr:nth-child(even) td, .evidence-table tbody tr:nth-child(even) th, .gate-table tbody tr:nth-child(even) td, .gate-table tbody tr:nth-child(even) th { background: var(--panel-soft); }

/* Consequence-domain cards */
.domain-strip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.domain-strip article { padding: 20px; background: linear-gradient(180deg, #fff, #f7fbff); }

/* Output/gate table */
.output-dashboard { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.output-dashboard article { display: grid; gap: 9px; padding: 18px; background: linear-gradient(180deg, #fff, #f6faff); }
.output-dashboard span { padding: 5px 10px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.output-dashboard b { font-size: 20px; line-height: 1.1; }
.output-dashboard p { margin: 0; color: #40505f; font-size: 14px; line-height: 1.45; }
.gate-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }

/* Stakeholder decision-surface cards */
.surface-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.surface-list article { display: grid; grid-template-columns: 46px 1fr; align-items: start; column-gap: 14px; padding: 20px 22px; }
.surface-list span { grid-row: 1 / 3; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 999px; background: #edf4ff; color: var(--blue-dark); font-size: 12px; font-weight: 800; }

.levels { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.levels span { padding: 20px; color: var(--muted); text-align: center; }
.levels b { color: var(--ink); }
.levels .done { border-color: #b9ead9; background: linear-gradient(180deg, #fff, var(--green-bg)); }

.boundary-card { padding: 28px; border-left: 6px solid var(--amber); font-size: 18px; }

/* Advanced-layer stack */
.advanced-section { background: linear-gradient(135deg, rgba(255, 255, 255, .96), rgba(239, 246, 255, .92)); isolation: isolate; }
.advanced-section::before { content: ""; position: absolute; inset: clamp(18px, 3vw, 34px); border: 1px dashed rgba(11, 92, 255, .24); border-radius: calc(var(--radius) - 10px); background: linear-gradient(180deg, rgba(255, 255, 255, .66), rgba(237, 244, 255, .32)); pointer-events: none; }
.advanced-section code { padding: .12rem .42rem; border-radius: 999px; background: #edf4ff; color: var(--blue-dark); font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; font-size: .82em; white-space: nowrap; }
.advanced-stack { display: grid; grid-template-columns: minmax(260px, .55fr) minmax(0, 1fr); gap: 18px; align-items: stretch; }
.advanced-core { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 100%; padding: 26px; border-color: #b7c8dd; background: linear-gradient(180deg, #fff, #f2f7ff); }
.advanced-core::after { content: ""; position: absolute; right: -28px; top: 50%; width: 56px; height: 2px; background: linear-gradient(90deg, var(--blue), rgba(11, 92, 255, .12)); box-shadow: 0 0 0 7px rgba(11, 92, 255, .06); }
.advanced-core span, .advanced-layers span { padding: 5px 10px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.advanced-core b, .advanced-layers b, .advanced-guardrails b { display: block; margin-top: 13px; font-family: var(--font-display); font-size: 22px; line-height: 1.12; letter-spacing: -.035em; }
.advanced-layers { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.advanced-layers article { position: relative; padding: 20px; border-top: 5px solid rgba(11, 92, 255, .24); background: linear-gradient(180deg, #fff, #f8fbff); }
.advanced-layers article:nth-child(3) { border-top-color: rgba(0, 140, 102, .42); }
.advanced-layers article:nth-child(4) { border-top-color: rgba(184, 135, 0, .46); }
.advanced-layers article:nth-child(5) { border-top-color: rgba(7, 17, 31, .3); }
.advanced-guardrails { padding: 24px; border-left: 6px solid var(--amber); background: linear-gradient(180deg, #fff, #fffaf0); }
.advanced-guardrails b { margin-top: 0; }
.advanced-guardrails ul { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 16px 0 0; padding: 0; list-style: none; }
.advanced-guardrails li { position: relative; padding: 14px 14px 14px 34px; border: 1px solid #eadfbf; border-radius: 16px; background: rgba(255, 255, 255, .72); color: #3f3520; font-weight: 750; }
.advanced-guardrails li::before { content: "!"; position: absolute; left: 12px; top: 14px; width: 14px; height: 14px; background: var(--amber); color: #fff; font-size: 10px; font-weight: 900; }

/* Validation ladder */
.validation-section { background: linear-gradient(135deg, rgba(255, 255, 255, .96), rgba(247, 249, 252, .94)); isolation: isolate; }
.validation-section::before { content: ""; position: absolute; inset: clamp(18px, 3vw, 34px); border: 1px solid rgba(83, 98, 114, .18); border-radius: calc(var(--radius) - 10px); background: linear-gradient(180deg, rgba(255, 255, 255, .58), rgba(246, 248, 251, .28)); pointer-events: none; }
.validation-ladder { display: grid; gap: 12px; }
.validation-ladder article { position: relative; display: grid; grid-template-columns: 108px minmax(0, 1fr); gap: 18px; align-items: start; padding: 22px; }
.validation-ladder article::before { content: ""; position: absolute; left: 53px; top: 66px; bottom: -22px; width: 2px; background: #d9e2ec; }
.validation-ladder article:last-child::before { display: none; }
.validation-ladder .level-number { position: relative; z-index: 1; display: grid; place-items: center; min-height: 44px; border: 1px solid #d6e0ea; border-radius: 999px; background: #f0f4f8; color: #293a49; font-weight: 900; letter-spacing: .02em; }
.validation-ladder b { display: block; font-family: var(--font-display); font-size: 22px; line-height: 1.15; letter-spacing: -.035em; }
.validation-ladder em { display: inline-flex; margin-top: 12px; padding: 6px 10px; font-style: normal; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.validation-ladder .supported { border-left: 6px solid var(--green); background: linear-gradient(180deg, #fff, #f5fbf8); }
.validation-ladder .supported .level-number, .validation-ladder .supported em { border-color: #b9ead9; background: var(--green-bg); color: #006a50; }
.validation-ladder .not-claimed { border-left: 6px solid var(--red); background: linear-gradient(180deg, #fff, var(--red-bg)); }
.validation-ladder .not-claimed .level-number, .validation-ladder .not-claimed em { border-color: #efc6c6; background: var(--red-bg); color: #7c2222; }
.validation-boundary { padding: 24px 26px; border-color: #eadfbf; border-left: 6px solid var(--amber); background: linear-gradient(180deg, #fff, #fffaf0); }
.validation-boundary b { font-size: 21px; }
.validation-boundary p { margin: .55rem 0 0; color: #3f3520; font-size: 17px; }

/* Boundary wall */
.boundaries-section { border-color: #d6a100; background: linear-gradient(135deg, rgba(255, 251, 235, .98), rgba(255, 255, 255, .94) 45%, rgba(239, 246, 255, .94)); box-shadow: 0 28px 90px rgba(184, 135, 0, .18), var(--shadow-soft); isolation: isolate; }
.boundaries-section::before { content: ""; position: absolute; inset: clamp(16px, 3vw, 30px); border: 2px solid rgba(184, 135, 0, .28); border-radius: calc(var(--radius) - 10px); background: linear-gradient(180deg, rgba(255, 255, 255, .5), rgba(255, 248, 225, .28)); pointer-events: none; }
.boundary-alert { padding: clamp(24px, 4vw, 38px); border: 2px solid var(--amber); border-left-width: 10px; border-radius: 28px; background: linear-gradient(180deg, #fff, var(--amber-bg)); box-shadow: 0 18px 52px rgba(96, 70, 0, .16); }
.boundary-alert b { display: block; color: #2d2100; font-family: var(--font-display); font-size: clamp(25px, 3vw, 36px); line-height: 1.05; letter-spacing: -.04em; }
.boundary-alert p { max-width: 920px; margin: .75rem 0 0; color: #3f3520; font-size: clamp(17px, 1.7vw, 21px); }
.boundary-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 24px 0 0; padding: 0; list-style: none; }
.boundary-list li { position: relative; min-height: 58px; padding: 15px 16px 15px 46px; border: 1px solid #eadfbf; border-radius: 18px; background: rgba(255, 255, 255, .78); color: #211800; font-weight: 850; line-height: 1.28; }
.boundary-list li::before { content: "!"; position: absolute; left: 16px; top: 16px; width: 18px; height: 18px; background: var(--amber); color: #fff; font-size: 12px; font-weight: 900; }

/* Inspect links */
.final-section { background: linear-gradient(135deg, #fff, #edf4ff); }
#inspect .btn:not(.primary) { border-color: #b8c8da; background: #fff; color: var(--blue-dark); }
#inspect .btn:not(.primary):hover { background: #edf4ff; color: var(--blue); }

.mega-footer { width: min(calc(100% - 28px), 1260px); margin: 30px auto 48px; padding: 28px; display: grid; grid-template-columns: 1.1fr 1fr .8fr .8fr; gap: 22px; border-top: 1px solid var(--line); color: #52616f; }
.mega-footer b { color: var(--ink); }
.mega-footer p { margin: .45rem 0 0; font-size: 14px; }
.offline-card { width: min(calc(100% - 30px), 900px); margin: 18vh auto; padding: clamp(28px, 5vw, 58px); border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }

@media (max-width: 1040px) {
  html { scroll-padding-top: 150px; }
  .repo-link { display: none; }
  .hero-section, .split, .advanced-stack { grid-template-columns: 1fr; }
  .evidence-rules, .gate-detail-grid { grid-template-columns: 1fr; }
  .domain-strip, .levels, .step-flow, .output-dashboard, .advanced-layers, .advanced-guardrails ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .scenario-flow { grid-template-columns: 1fr; }
  .flow-arrow { min-height: 16px; transform: rotate(90deg); }
  .metric-grid, .card-grid, .card-grid.compact, .surface-list { grid-template-columns: 1fr; }
  .advanced-core::after { right: auto; left: 50%; top: auto; bottom: -28px; width: 2px; height: 56px; background: linear-gradient(180deg, var(--blue), rgba(11, 92, 255, .12)); }
  .mega-footer { grid-template-columns: 1fr 1fr; }
  .nav { max-width: 58vw; }
}

@media (max-width: 680px) {
  html { scroll-padding-top: 190px; }
  .topbar { width: min(calc(100% - 14px), 1240px); align-items: flex-start; flex-wrap: wrap; border-radius: 26px; }
  .brand { width: 100%; }
  .nav { order: 3; width: 100%; max-width: none; padding: 4px; }
  .site-shell { width: min(calc(100% - 18px), 1260px); padding-top: 24px; }
  .section { padding: 24px; border-radius: 24px; }
  .hero-section h1, .section h2 { letter-spacing: -.045em; }
  .cta-row { display: grid; }
  .btn { width: 100%; }
  .domain-strip, .levels, .step-flow, .output-dashboard, .mega-footer, .advanced-layers, .advanced-guardrails ul, .boundary-list { grid-template-columns: 1fr; }
  .surface-list article { grid-template-columns: 38px 1fr; }
  .advanced-section::before, .validation-section::before, .boundaries-section::before { inset: 10px; border-radius: 18px; }
  .advanced-section code { white-space: normal; }
  .validation-ladder article { grid-template-columns: 1fr; }
  .validation-ladder article::before { display: none; }
  .validation-ladder .level-number { width: max-content; padding: 0 16px; }
  .boundary-alert { border-left-width: 7px; }
}

@media (max-width: 380px) {
  .brand small { display: none; }
  .mark { width: 38px; height: 38px; }
  .section { padding: 20px; }
  .hero-section h1, .section h2 { font-size: clamp(34px, 13vw, 48px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}
.inspect-links,.reference-aliases{position:relative;z-index:1;display:grid;gap:10px;margin-top:24px}.inspect-links{grid-template-columns:repeat(2,minmax(0,1fr))}.inspect-links a,.reference-aliases a{display:flex;align-items:center;min-height:48px;padding:12px 14px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.88);box-shadow:var(--shadow-soft);color:#142536;text-decoration:none;font-weight:800;overflow-wrap:anywhere}.inspect-links a:hover,.reference-aliases a:hover{border-color:#b8c7d8;background:#fff}.inspect-note{position:relative;z-index:1;margin:22px 0 0;color:#40505f}.inspect-note code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;background:#dfeaff;color:#063a9a;border-radius:999px;padding:.12rem .42rem;font-size:.9em}.reference-aliases{grid-template-columns:repeat(5,minmax(0,1fr));margin-top:14px}.reference-aliases a{min-height:42px;font-size:13px;color:#536272;background:rgba(255,255,255,.66)}@media(max-width:1040px){.reference-aliases{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:680px){.inspect-links,.reference-aliases{grid-template-columns:1fr}.inspect-links a,.reference-aliases a{width:100%}}