:root {
  --bg: #f3f4ef;
  --paper: #fbfcf8;
  --ink: #17201d;
  --muted: #68716c;
  --line: #d9ddd5;
  --line-strong: #bdc5ba;
  --green: #0a6b4b;
  --green-soft: #dff2e8;
  --lime: #b8e44b;
  --blue: #2b66c7;
  --blue-soft: #e6eefc;
  --amber: #a86100;
  --amber-soft: #fff0d6;
  --red: #b33b31;
  --red-soft: #fbe7e3;
  --purple: #7056b3;
  --purple-soft: #efeafb;
  --shadow: 0 16px 48px rgba(31, 43, 36, .10);
  --sidebar: 248px;
  --topbar: 70px;
  --radius: 16px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

.app-shell { min-height: 100vh; }
.sidebar {
  position: fixed; inset: 0 auto 0 0; z-index: 40; width: var(--sidebar);
  padding: 24px 18px; display: flex; flex-direction: column; overflow-y: auto;
  background: #14231d; color: #f3f7f2; border-right: 1px solid rgba(255,255,255,.08);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; padding: 0 6px 22px; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; background: var(--lime); color: #102218; font-weight: 900; font-size: 13px; letter-spacing: -.02em; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 17px; }
.brand small { margin-top: 2px; color: #9db0a6; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.snapshot-card { padding: 14px; margin-bottom: 18px; border: 1px solid rgba(255,255,255,.1); border-radius: 12px; background: rgba(255,255,255,.04); }
.snapshot-card strong, .snapshot-card a { display: block; }
.snapshot-card strong { margin: 5px 0 2px; font-size: 15px; }
.snapshot-card a { color: #b8e44b; font-size: 12px; text-decoration: none; }
.eyebrow { color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.sidebar .eyebrow { color: #93a69c; }
.primary-nav { display: grid; gap: 4px; }
.primary-nav button { width: 100%; padding: 11px 10px; display: flex; align-items: center; gap: 12px; color: #b9c6bf; background: transparent; border: 0; border-radius: 9px; cursor: pointer; text-align: left; font-weight: 650; font-size: 13px; }
.primary-nav button span { color: #71877a; font: 700 10px ui-monospace, SFMono-Regular, Menlo, monospace; }
.primary-nav button:hover, .primary-nav button.active { background: rgba(184,228,75,.12); color: white; }
.primary-nav button.active span { color: var(--lime); }
.sidebar-footer { margin-top: auto; padding: 22px 7px 0; display: grid; gap: 4px; color: #71877a; font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }

.topbar { position: fixed; z-index: 30; top: 0; right: 0; left: var(--sidebar); height: var(--topbar); display: grid; grid-template-columns: auto minmax(280px, 620px) auto; align-items: center; gap: 22px; padding: 0 28px; background: rgba(243,244,239,.92); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.breadcrumb { display: flex; align-items: center; gap: 8px; white-space: nowrap; font-size: 12px; }
.breadcrumb span { color: var(--muted); }
.breadcrumb span::after { content: "/"; margin-left: 8px; color: var(--line-strong); }
.global-search { height: 40px; display: flex; align-items: center; gap: 9px; padding: 0 12px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; }
.global-search input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 13px; }
kbd { padding: 2px 6px; background: #eceee9; border: 1px solid #d6dad2; border-bottom-width: 2px; border-radius: 5px; color: var(--muted); font: 10px ui-monospace, monospace; }
.github-button, .source-link { color: var(--green); text-decoration: none; font-weight: 750; white-space: nowrap; }
.github-button { padding: 9px 12px; border: 1px solid var(--line-strong); border-radius: 9px; font-size: 12px; background: var(--paper); }
.source-link { font-size: 12px; cursor: pointer; }
.source-link.large { padding: 10px 13px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.mobile-menu { display: none; }

.main-content { margin-left: var(--sidebar); padding: calc(var(--topbar) + 38px) 44px 70px; max-width: 1620px; }
.page { display: none; animation: pageIn .22s ease-out; }
.page.active { display: block; }
@keyframes pageIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
.hero { min-height: 430px; padding: 54px; display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 52px; overflow: hidden; background: #172820; color: white; border-radius: 24px; box-shadow: var(--shadow); }
.hero .eyebrow { color: var(--lime); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 920px; margin-bottom: 18px; font-size: clamp(34px, 4vw, 58px); line-height: 1.02; letter-spacing: -.045em; }
h2 { margin-bottom: 10px; font-size: clamp(24px, 2.4vw, 34px); line-height: 1.1; letter-spacing: -.025em; }
h3 { margin-bottom: 8px; font-size: 16px; }
p { color: var(--muted); line-height: 1.65; }
.hero p { max-width: 760px; color: #c3d0c9; font-size: 17px; }
.hero-actions { display: flex; gap: 10px; margin-top: 28px; }
.primary-action, .secondary-action, .copy-button { padding: 11px 15px; border-radius: 9px; border: 1px solid transparent; cursor: pointer; font-weight: 800; font-size: 12px; }
.primary-action { background: var(--lime); color: #14231d; }
.secondary-action { background: transparent; color: white; border-color: rgba(255,255,255,.25); }
.hero-model { position: relative; min-height: 320px; display: grid; place-items: center; }
.brain-core { position: relative; z-index: 3; width: 145px; height: 145px; display: grid; place-content: center; text-align: center; background: var(--lime); color: #15261e; border-radius: 50%; box-shadow: 0 0 70px rgba(184,228,75,.25); }
.brain-core strong { font-size: 20px; letter-spacing: .08em; }
.brain-core span { margin-top: 4px; font-size: 10px; text-transform: uppercase; }
.orbit { position: absolute; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; }
.orbit-a { width: 260px; height: 260px; animation: spin 24s linear infinite; }
.orbit-b { width: 330px; height: 190px; transform: rotate(-20deg); }
@keyframes spin { to { transform: rotate(360deg); } }
.orbit-label { position: absolute; z-index: 4; padding: 6px 9px; background: #274237; border: 1px solid #3b594b; border-radius: 99px; color: #dbe8e0; font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.label-1 { top: 28px; left: 50%; }.label-2 { top: 50%; right: 0; }.label-3 { bottom: 18px; left: 42%; }.label-4 { top: 47%; left: 0; }
.truth-strip { margin: 24px 0 56px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.truth-strip > div { padding: 18px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }
.truth-strip p { margin: 9px 0 0; font-size: 12px; line-height: 1.5; }
.truth { display: inline-flex; align-items: center; width: fit-content; padding: 5px 8px; border-radius: 99px; font-size: 9px; font-weight: 900; text-transform: uppercase; letter-spacing: .09em; }
.truth.upstream { background: var(--green-soft); color: var(--green); }.truth.fulcrum { background: var(--blue-soft); color: var(--blue); }.truth.verify { background: var(--amber-soft); color: var(--amber); }
.section-heading, .page-intro { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin: 52px 0 22px; }
.section-heading.compact { margin-top: 36px; }
.section-heading h2, .page-intro h1 { margin-top: 8px; }
.page-intro { align-items: center; margin-top: 0; }
.page-intro h1 { margin-bottom: 12px; font-size: clamp(34px, 4vw, 54px); }
.page-intro p { max-width: 860px; margin-bottom: 0; font-size: 15px; }
.four-layer-grid, .architecture-notes, .guardrail-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.four-layer-grid article, .architecture-notes article, .guardrail-grid article { padding: 22px; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; }
.four-layer-grid article > span { display: grid; width: 30px; height: 30px; place-items: center; margin-bottom: 34px; background: var(--green-soft); color: var(--green); border-radius: 8px; font-size: 11px; font-weight: 900; }
.four-layer-grid p, .architecture-notes p, .guardrail-grid p { margin-bottom: 0; font-size: 12px; }
.comparison-table-wrap, .decision-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); }
.comparison-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.comparison-table th { padding: 13px 16px; color: var(--muted); background: #eef0eb; text-align: left; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.comparison-table td { padding: 15px 16px; border-top: 1px solid var(--line); vertical-align: top; line-height: 1.5; }
.comparison-table td:first-child { font-weight: 800; }
.callout { margin-top: 22px; padding: 19px 21px; border-radius: 12px; border: 1px solid; }
.callout strong { display: block; margin-bottom: 5px; }.callout p { margin: 0; font-size: 13px; }
.callout.danger { background: var(--red-soft); border-color: #efb9b3; }.callout.warning { background: var(--amber-soft); border-color: #ebc786; }.callout.info { background: var(--blue-soft); border-color: #b7caf1; }

.segmented { display: inline-flex; padding: 3px; background: #e6e9e2; border-radius: 9px; }
.segmented button { padding: 7px 10px; border: 0; border-radius: 7px; background: transparent; color: var(--muted); cursor: pointer; font-size: 11px; font-weight: 750; }
.segmented button.active { background: var(--paper); color: var(--ink); box-shadow: 0 1px 5px rgba(0,0,0,.08); }
.map-legend { display: flex; flex-wrap: wrap; gap: 18px; margin: 18px 0 10px; color: var(--muted); font-size: 10px; font-weight: 700; }
.dot { display: inline-block; width: 8px; height: 8px; margin-right: 5px; border-radius: 50%; }.dot.input { background: var(--amber); }.dot.process { background: var(--green); }.dot.store { background: var(--purple); }.dot.agent { background: var(--blue); }
.system-map-wrap { min-height: 640px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: radial-gradient(circle at 50% 46%, #fff 0, #f8f9f5 58%, #eef0eb 100%); }
#systemMap { display: block; width: 100%; min-width: 960px; height: 640px; }
.map-node { cursor: pointer; transition: opacity .18s ease; }.map-node:hover rect { stroke-width: 3; filter: drop-shadow(0 6px 7px rgba(0,0,0,.14)); }
.map-node text { pointer-events: none; }.map-node.dimmed, .map-edge.dimmed { opacity: .12; }
.map-edge { fill: none; stroke: #93a199; stroke-width: 1.7; marker-end: url(#arrow); transition: opacity .18s ease; }.map-edge.control { stroke-dasharray: 6 5; stroke: #b08a51; }
.map-group-label { fill: #88918c; font: 800 10px Inter, sans-serif; letter-spacing: .12em; }
.architecture-notes { grid-template-columns: repeat(3, 1fr); margin-top: 16px; }
.architecture-notes .source-link { display: inline-block; margin-top: 12px; }

.progress-ring { width: 100px; height: 100px; flex: 0 0 auto; display: grid; place-content: center; text-align: center; border-radius: 50%; background: conic-gradient(var(--green) 0%, #dfe3dc 0); position: relative; }
.progress-ring::after { content: ""; position: absolute; inset: 8px; background: var(--bg); border-radius: 50%; }
.progress-ring strong, .progress-ring span { position: relative; z-index: 2; }.progress-ring strong { font-size: 21px; }.progress-ring span { font-size: 9px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.install-layout { min-height: 640px; display: grid; grid-template-columns: 285px 1fr; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: var(--paper); }
.step-rail { padding: 16px; background: #edf0ea; border-right: 1px solid var(--line); }
.step-button { width: 100%; display: grid; grid-template-columns: 28px 1fr; gap: 10px; padding: 11px; border: 0; border-radius: 10px; background: transparent; cursor: pointer; text-align: left; }
.step-button:hover, .step-button.active { background: white; }.step-button.done .step-num { background: var(--green); color: white; }
.step-num { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; background: #d8ddd5; font-size: 10px; font-weight: 900; }
.step-button strong { display: block; font-size: 12px; }.step-button small { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; }
.step-detail { padding: 38px; }
.step-detail-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; }
.step-kicker { color: var(--green); font: 800 10px ui-monospace, monospace; text-transform: uppercase; letter-spacing: .1em; }
.complete-toggle { padding: 9px 12px; border: 1px solid var(--line); border-radius: 9px; background: white; cursor: pointer; font-size: 11px; font-weight: 800; }
.complete-toggle.done { background: var(--green); color: white; border-color: var(--green); }
.step-columns { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; margin-top: 24px; }
.step-block { padding: 18px; border: 1px solid var(--line); border-radius: 12px; }
.step-block h3 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.step-block ul { padding-left: 18px; margin: 0; }.step-block li { margin: 8px 0; color: #4c5751; font-size: 12px; line-height: 1.55; }
pre { position: relative; margin: 14px 0 0; padding: 17px; overflow: auto; border-radius: 10px; background: #15231d; color: #dce9e1; font: 11px/1.65 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; }
.proof-gate { margin-top: 16px; padding: 14px; background: var(--green-soft); border-left: 4px solid var(--green); border-radius: 8px; }.proof-gate strong { display: block; margin-bottom: 4px; font-size: 11px; text-transform: uppercase; }.proof-gate p { margin: 0; color: #2d5142; font-size: 12px; }
.reading-order { margin-top: 30px; padding: 26px; background: var(--paper); border: 1px solid var(--line); border-radius: 16px; }
.reading-order .section-heading { margin: 0 0 18px; }.copy-button { background: var(--green); color: white; }
.source-sequence { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 0; list-style: none; counter-reset: sequence; }.source-sequence li { counter-increment: sequence; }.source-sequence a { height: 100%; display: block; padding: 12px; background: #eef1eb; border-radius: 9px; text-decoration: none; font-size: 11px; line-height: 1.4; }.source-sequence a::before { content: counter(sequence) ". "; color: var(--green); font-weight: 900; }

.loop-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }.loop-tabs button { padding: 9px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); cursor: pointer; color: var(--muted); font-size: 11px; font-weight: 800; }.loop-tabs button.active { background: var(--green); color: white; border-color: var(--green); }
.loop-canvas { min-height: 400px; padding: 30px; background: var(--paper); border: 1px solid var(--line); border-radius: 16px; }
.loop-header { display: flex; justify-content: space-between; gap: 20px; }.loop-header p { max-width: 720px; font-size: 13px; }.loop-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 26px; margin-top: 32px; }.loop-step { position: relative; padding: 18px; border-radius: 12px; background: #eef1eb; }.loop-step:not(:last-child)::after { content: "→"; position: absolute; right: -19px; top: 42%; color: var(--green); font-weight: 900; }.loop-step span { color: var(--green); font: 800 10px ui-monospace, monospace; }.loop-step p { margin: 8px 0 0; font-size: 11px; }
.phase-flow { display: flex; flex-wrap: wrap; gap: 8px; }.phase-pill { display: inline-flex; align-items: center; gap: 7px; padding: 8px 10px; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; font: 700 10px ui-monospace, monospace; cursor: pointer; }.phase-pill::after { content: "→"; color: var(--line-strong); margin-left: 2px; }.phase-pill:last-child::after { display: none; }

.command-summary, .atlas-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 24px 0; }.metric-card { padding: 18px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }.metric-card strong { display: block; font-size: 27px; }.metric-card span { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.catalog-controls { display: flex; justify-content: space-between; align-items: center; gap: 18px; margin: 20px 0 14px; }.catalog-controls input, .atlas-list-panel input, .diagnostic-search input { width: min(420px, 100%); padding: 11px 13px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); outline: none; }.catalog-controls input:focus, .atlas-list-panel input:focus, .diagnostic-search input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(10,107,75,.08); }
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }.catalog-card { padding: 15px; background: var(--paper); border: 1px solid var(--line); border-radius: 11px; cursor: pointer; }.catalog-card:hover { border-color: var(--green); transform: translateY(-1px); }.catalog-card strong { display: block; overflow-wrap: anywhere; font: 700 12px ui-monospace, monospace; }.catalog-card span { display: block; margin-top: 7px; color: var(--muted); font-size: 10px; overflow-wrap: anywhere; }
.catalog-empty { grid-column: 1 / -1; padding: 50px; text-align: center; color: var(--muted); }

.skill-relationship { display: grid; grid-template-columns: repeat(9, auto); align-items: center; gap: 10px; margin: 28px 0 14px; }.skill-relationship button { min-width: 135px; padding: 14px; text-align: left; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); cursor: pointer; }.skill-relationship button.active { border-color: var(--green); box-shadow: 0 0 0 3px rgba(10,107,75,.08); }.skill-relationship strong, .skill-relationship span { display: block; }.skill-relationship strong { font-size: 11px; }.skill-relationship span { margin-top: 4px; color: var(--muted); font-size: 10px; }.skill-relationship i { color: var(--green); font-style: normal; }
.skill-focus-panel { padding: 20px; background: #172820; border-radius: 13px; color: white; }.skill-focus-panel p { margin: 6px 0 0; color: #bacbc1; font-size: 12px; }.skill-focus-panel a { display: inline-block; margin-top: 10px; color: var(--lime); font-size: 11px; }
.skill-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }.skill-card { padding: 16px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; cursor: pointer; }.skill-card:hover { border-color: var(--green); }.skill-card h3 { font: 800 13px ui-monospace, monospace; }.skill-card p { min-height: 38px; margin-bottom: 10px; font-size: 11px; line-height: 1.55; }.trigger-chip { display: inline-block; max-width: 100%; margin: 2px 3px 2px 0; padding: 4px 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; background: #edf0ea; border-radius: 5px; color: var(--muted); font-size: 9px; }

.skillopt-pipeline { display: grid; grid-template-columns: repeat(7, 1fr); gap: 22px; margin: 30px 0; }.skillopt-stage { position: relative; min-height: 150px; padding: 16px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }.skillopt-stage:not(:last-child)::after { content: "→"; position: absolute; right: -17px; top: 45%; color: var(--green); font-weight: 900; }.skillopt-stage span { color: var(--green); font: 800 10px ui-monospace, monospace; }.skillopt-stage p { margin: 10px 0 0; font-size: 10px; }.guardrail-grid { grid-template-columns: repeat(3, 1fr); }.guardrail-grid article > span { display: inline-block; margin-bottom: 20px; color: var(--green); font: 800 10px ui-monospace, monospace; }.two-column-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }.two-column-detail article { padding: 20px; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; }.two-column-detail h2 { margin-top: 10px; font-size: 20px; }

.atlas-layout { min-height: 680px; display: grid; grid-template-columns: minmax(290px, .42fr) 1fr; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); }.atlas-list-panel { padding: 15px; border-right: 1px solid var(--line); background: #edf0ea; }.atlas-tabs { display: flex; gap: 5px; margin-bottom: 10px; }.atlas-tabs button { flex: 1; padding: 7px; border: 0; border-radius: 7px; background: transparent; cursor: pointer; color: var(--muted); font-size: 10px; font-weight: 800; }.atlas-tabs button.active { background: white; color: var(--ink); }.atlas-list-panel input { width: 100%; background: white; }.atlas-list { height: 590px; margin-top: 10px; overflow-y: auto; }.atlas-item { width: 100%; padding: 10px; border: 0; border-bottom: 1px solid #dce0d9; background: transparent; cursor: pointer; text-align: left; }.atlas-item:hover, .atlas-item.active { background: white; }.atlas-item strong { display: block; color: #354139; font: 700 10px/1.45 ui-monospace, monospace; overflow-wrap: anywhere; }.atlas-item span { display: block; margin-top: 3px; color: var(--muted); font-size: 9px; }.atlas-detail { padding: 30px; overflow: auto; }.empty-state { height: 100%; min-height: 400px; display: grid; place-content: center; text-align: center; color: var(--muted); }.file-heading { display: flex; justify-content: space-between; gap: 18px; }.file-heading h2 { overflow-wrap: anywhere; font: 750 20px ui-monospace, monospace; }.file-meta { display: flex; flex-wrap: wrap; gap: 7px; margin: 12px 0 25px; }.file-meta span { padding: 5px 7px; background: #edf0ea; border-radius: 5px; color: var(--muted); font-size: 9px; }.connection-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 7px; margin-top: 10px; }.connection-list button { padding: 9px; text-align: left; border: 1px solid var(--line); border-radius: 7px; background: white; cursor: pointer; overflow-wrap: anywhere; font: 10px/1.4 ui-monospace, monospace; }.connection-list button:hover { border-color: var(--green); }.export-list { display: flex; flex-wrap: wrap; gap: 6px; }.export-chip { padding: 5px 7px; background: var(--purple-soft); color: var(--purple); border-radius: 5px; font: 9px ui-monospace, monospace; }

.stack-diagram { display: grid; grid-template-columns: repeat(7, 1fr); gap: 22px; padding: 28px; background: #172820; border-radius: 17px; color: white; }.stack-node { position: relative; padding: 16px; border: 1px solid #385348; border-radius: 11px; background: #20362d; }.stack-node:not(:last-child)::after { content: "→"; position: absolute; right: -18px; top: 42%; color: var(--lime); font-weight: 900; }.stack-node strong, .stack-node span { display: block; }.stack-node strong { font-size: 12px; }.stack-node span { margin-top: 6px; color: #aebfb6; font-size: 9px; line-height: 1.4; }.stack-node.native { border-color: #6d8f80; }.stack-node.external { border-color: #7b6fb5; }.stack-node.store { border-color: #b48345; }

.diagnostic-search { margin: 25px 0 14px; }.diagnostic-search input { width: 100%; padding: 14px; }
.failure-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }.failure-card { padding: 19px; background: var(--paper); border: 1px solid var(--line); border-radius: 13px; }.failure-card h3 { font-size: 14px; }.failure-card p { margin-bottom: 12px; font-size: 11px; }.failure-card details { border-top: 1px solid var(--line); padding-top: 10px; }.failure-card summary { cursor: pointer; color: var(--green); font-size: 10px; font-weight: 800; }.failure-card ul { padding-left: 18px; }.failure-card li { margin: 6px 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.golden-canary { list-style: none; padding: 0; counter-reset: canary; }.golden-canary li { counter-increment: canary; display: grid; grid-template-columns: 100px 1fr; gap: 18px; padding: 15px 18px; border-top: 1px solid var(--line); background: var(--paper); }.golden-canary li:first-child { border-radius: 12px 12px 0 0; }.golden-canary li:last-child { border-radius: 0 0 12px 12px; }.golden-canary strong::before { content: counter(canary) ". "; color: var(--green); }.golden-canary span { color: var(--muted); font-size: 12px; }

.detail-drawer { position: fixed; z-index: 80; top: 0; right: 0; bottom: 0; width: min(520px, 92vw); padding: 34px; overflow-y: auto; background: var(--paper); box-shadow: -20px 0 60px rgba(14,24,19,.22); transform: translateX(105%); transition: transform .22s ease; }.detail-drawer.open { transform: translateX(0); }.drawer-close { position: sticky; z-index: 2; top: 0; float: right; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 50%; background: white; cursor: pointer; font-size: 22px; }.drawer-backdrop { position: fixed; z-index: 70; inset: 0; background: rgba(12,20,16,.4); opacity: 0; pointer-events: none; transition: opacity .2s; }.drawer-backdrop.open { opacity: 1; pointer-events: auto; }.drawer-content h2 { margin-top: 8px; }.drawer-section { margin-top: 25px; }.drawer-section h3 { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }.drawer-section ul { padding-left: 18px; }.drawer-section li { margin: 8px 0; color: var(--muted); font-size: 12px; line-height: 1.55; }.drawer-source { display: block; padding: 9px 0; border-bottom: 1px solid var(--line); color: var(--green); text-decoration: none; font: 10px/1.5 ui-monospace, monospace; overflow-wrap: anywhere; }
.toast { position: fixed; z-index: 100; left: 50%; bottom: 25px; padding: 10px 14px; background: #172820; color: white; border-radius: 8px; opacity: 0; transform: translate(-50%, 10px); transition: .2s; pointer-events: none; font-size: 11px; }.toast.show { opacity: 1; transform: translate(-50%, 0); }
.search-results-page { display: none; }.search-results-page.active { display: block; }.search-result-group { margin-bottom: 28px; }.search-result-group h2 { font-size: 17px; }.search-result-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }

@media (max-width: 1180px) {
  .four-layer-grid { grid-template-columns: repeat(2, 1fr); }
  .source-sequence { grid-template-columns: repeat(2, 1fr); }
  .loop-steps, .skillopt-pipeline, .stack-diagram { grid-template-columns: repeat(3, 1fr); }
  .loop-step::after, .skillopt-stage::after, .stack-node::after { display: none; }
  .catalog-grid, .skill-grid { grid-template-columns: repeat(2, 1fr); }
  .skill-relationship { display: flex; overflow-x: auto; }.skill-relationship i { flex: 0 0 auto; }
}

@media (max-width: 860px) {
  :root { --sidebar: 0px; }
  .sidebar { width: 270px; transform: translateX(-105%); transition: transform .2s; }.sidebar.open { transform: translateX(0); }
  .topbar { left: 0; grid-template-columns: auto 1fr auto; padding: 0 14px; }.mobile-menu { display: block; border: 0; background: transparent; font-size: 20px; }.breadcrumb { display: none; }.github-button { display: none; }
  .main-content { margin-left: 0; padding: calc(var(--topbar) + 24px) 16px 50px; }
  .hero { grid-template-columns: 1fr; padding: 30px; }.hero-model { min-height: 270px; }
  .truth-strip, .architecture-notes, .guardrail-grid, .command-summary, .atlas-stats { grid-template-columns: 1fr; }
  .page-intro, .section-heading { align-items: flex-start; flex-direction: column; }
  .segmented { max-width: 100%; overflow-x: auto; }
  .install-layout { grid-template-columns: 1fr; }.step-rail { display: flex; gap: 5px; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); }.step-button { min-width: 210px; }.step-detail { padding: 22px; }.step-columns { grid-template-columns: 1fr; }
  .loop-steps, .skillopt-pipeline, .stack-diagram { grid-template-columns: 1fr; }
  .catalog-grid, .skill-grid, .failure-grid, .two-column-detail { grid-template-columns: 1fr; }
  .atlas-layout { grid-template-columns: 1fr; }.atlas-list-panel { border-right: 0; border-bottom: 1px solid var(--line); }.atlas-list { height: 280px; }.connection-list { grid-template-columns: 1fr; }
  .truth-strip { margin-bottom: 36px; }
}

@media (max-width: 540px) {
  h1 { font-size: 35px; }.hero p { font-size: 14px; }.hero-actions { flex-direction: column; }.source-sequence, .four-layer-grid { grid-template-columns: 1fr; }.catalog-controls { align-items: stretch; flex-direction: column; }.catalog-controls input { width: 100%; }.global-search kbd { display: none; }.golden-canary li { grid-template-columns: 1fr; gap: 5px; }
}