@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=IBM+Plex+Mono:wght@400;500&family=Sora:wght@300;400;500;600&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0C0F14;
  --bg2: #12161D;
  --bg3: #181D26;
  --surface: #1E2430;
  --surface2: #252B38;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.12);
  --text: #E8EAF0;
  --text2: #8B91A0;
  --text3: #555C6E;
  --accent: #6C8EFF;
  --accent2: #A78BFA;
  --font-head: 'DM Serif Display', serif;
  --font-body: 'Sora', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --r: 8px;
  --r-lg: 14px;
  --r-xl: 20px;
  --layer-data: #059669;
  --layer-model: #7C3AED;
  --layer-inference: #EA580C;
  --layer-application: #0EA5E9;
  --layer-governance: #64748B;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* NAV */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(12,15,20,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex; align-items: center; gap: 0; height: 56px;
}
.nav-brand {
  font-family: var(--font-mono);
  font-size: 13px; font-weight: 500;
  color: var(--text); white-space: nowrap;
  margin-right: 2rem;
  display: flex; align-items: center; gap: 8px;
  text-decoration: none;
}
.nav-brand:hover { text-decoration: none; opacity: 0.8; }
.nav-brand span { color: var(--accent); }
.nav-links { display: flex; gap: 0; flex: 1; }
.nav-links a {
  font-size: 13px; color: var(--text2);
  padding: 0 14px; height: 56px;
  display: flex; align-items: center;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a.active { color: var(--text); border-bottom-color: var(--accent); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.badge-nav {
  font-family: var(--font-mono); font-size: 10px;
  background: rgba(108,142,255,0.15); color: var(--accent);
  border: 1px solid rgba(108,142,255,0.3);
  padding: 3px 8px; border-radius: 4px;
}

/* LAYOUT */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 2rem; }

/* HERO */
.hero {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}
.hero-eyebrow {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--accent); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex; align-items: center; gap: 8px;
}
.hero-eyebrow::before {
  content: ''; display: block; width: 24px; height: 1px; background: var(--accent);
}
.hero h1 {
  font-family: var(--font-head); font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 400; line-height: 1.1; color: var(--text);
  margin-bottom: 1rem;
}
.hero h1 em { font-style: italic; color: var(--accent2); }
.hero p { font-size: 16px; color: var(--text2); max-width: 600px; line-height: 1.7; }
.hero-stats { display: flex; gap: 2rem; margin-top: 2rem; flex-wrap: wrap; }
.hero-stat { }
.hero-stat-num { font-family: var(--font-mono); font-size: 22px; font-weight: 500; color: var(--text); }
.hero-stat-label { font-size: 12px; color: var(--text3); margin-top: 2px; }

/* LAYER CARDS — home page */
.layers-grid { display: flex; flex-direction: column; gap: 3px; margin-bottom: 4rem; }
.layer-row {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}
.layer-row:hover { border-color: var(--border2); }
.layer-header {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 24px; cursor: pointer;
  user-select: none;
}
.layer-dot {
  width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0;
}
.layer-name { font-size: 15px; font-weight: 500; color: var(--text); flex: 1; }
.layer-sub { font-size: 13px; color: var(--text2); margin-left: 26px; margin-bottom: 0; }
.layer-meta { display: flex; align-items: center; gap: 10px; }
.risk-count-badge {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  padding: 3px 10px; border-radius: 20px;
}
.layer-caret {
  font-size: 18px; color: var(--text3); transition: transform 0.2s;
  font-style: normal; line-height: 1;
}
.layer-row.open .layer-caret { transform: rotate(90deg); }

.layer-risks {
  display: none; padding: 0 24px 20px;
  border-top: 1px solid var(--border);
}
.layer-row.open .layer-risks { display: block; }
.risks-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px; padding-top: 16px;
}
.risk-card {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--r); padding: 14px 16px;
  cursor: pointer; transition: all 0.15s;
  display: flex; flex-direction: column; gap: 6px;
  text-decoration: none; color: inherit;
}
.risk-card:hover {
  border-color: var(--border2); background: var(--surface2);
  text-decoration: none; transform: translateY(-1px);
}
.risk-card-title { font-size: 13px; font-weight: 500; color: var(--text); }
.risk-card-sub { font-size: 12px; color: var(--text2); line-height: 1.5; }
.risk-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; }
.severity-badge {
  font-family: var(--font-mono); font-size: 10px; font-weight: 500;
  padding: 2px 8px; border-radius: 4px; text-transform: uppercase;
}
.sev-critical { background: rgba(239,68,68,0.15); color: #F87171; border: 1px solid rgba(239,68,68,0.25); }
.sev-high { background: rgba(249,115,22,0.15); color: #FB923C; border: 1px solid rgba(249,115,22,0.25); }
.sev-medium { background: rgba(234,179,8,0.15); color: #FBBF24; border: 1px solid rgba(234,179,8,0.25); }
.sev-low { background: rgba(34,197,94,0.15); color: #4ADE80; border: 1px solid rgba(34,197,94,0.25); }

.fw-pills { display: flex; flex-wrap: wrap; gap: 4px; }
.fw-pill {
  font-size: 10px; padding: 2px 7px; border-radius: 3px;
  font-family: var(--font-mono);
}

/* RISK DETAIL PAGE */
.risk-detail { padding: 2rem 0 4rem; }
.breadcrumb {
  font-size: 13px; color: var(--text3);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 2rem;
}
.breadcrumb a { color: var(--text2); }
.breadcrumb a:hover { color: var(--text); text-decoration: none; }
.breadcrumb-sep { color: var(--text3); }

.risk-title-block { margin-bottom: 2.5rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border); }
.risk-title-block h1 {
  font-family: var(--font-head); font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400; color: var(--text); margin: 12px 0;
}
.risk-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.detail-grid {
  display: grid; grid-template-columns: 1fr 340px; gap: 2rem; align-items: start;
}
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; } }

.detail-section { margin-bottom: 2rem; }
.detail-section h2 {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  color: var(--accent); text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 1rem;
  display: flex; align-items: center; gap: 8px;
}
.detail-section h2::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}
.detail-body { font-size: 14px; color: var(--text2); line-height: 1.8; }

.scenario-box {
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--accent2);
  border-radius: var(--r); padding: 16px 18px;
  font-size: 14px; color: var(--text2); line-height: 1.7;
}
.example-box {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--r); padding: 14px 16px;
  font-size: 13px; color: var(--text2);
  font-family: var(--font-mono); line-height: 1.6;
}

/* CONTROLS */
.control-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 16px 18px;
  margin-bottom: 10px; transition: border-color 0.15s;
}
.control-card:hover { border-color: var(--border2); }
.control-header { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 8px; }
.control-badge {
  font-family: var(--font-mono); font-size: 10px; font-weight: 500;
  padding: 3px 8px; border-radius: 4px; white-space: nowrap; flex-shrink: 0;
}
.control-ref { font-size: 11px; color: var(--text3); font-family: var(--font-mono); }
.control-title { font-size: 14px; font-weight: 500; color: var(--text); margin-bottom: 6px; }
.control-detail { font-size: 13px; color: var(--text2); line-height: 1.65; }

/* SIDEBAR CARDS */
.sidebar-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 18px;
  margin-bottom: 12px;
}
.sidebar-card h3 {
  font-family: var(--font-mono); font-size: 11px; color: var(--text3);
  text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px;
}
.sidebar-stat { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); }
.sidebar-stat:last-child { border-bottom: none; }
.sidebar-stat-label { font-size: 13px; color: var(--text2); }
.sidebar-stat-value { font-family: var(--font-mono); font-size: 12px; color: var(--text); font-weight: 500; }

.related-risk {
  display: flex; align-items: center; gap: 10px;
  padding: 10px; border-radius: var(--r); cursor: pointer;
  transition: background 0.15s; text-decoration: none;
}
.related-risk:hover { background: var(--bg3); text-decoration: none; }
.related-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.related-title { font-size: 13px; color: var(--text2); }
.related-risk:hover .related-title { color: var(--text); }

/* FRAMEWORKS PAGE */
.fw-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; margin-bottom: 3rem; }
.fw-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 20px;
  transition: border-color 0.2s;
}
.fw-card:hover { border-color: var(--border2); }
.fw-card-top { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.fw-dot { width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0; }
.fw-name { font-size: 14px; font-weight: 500; color: var(--text); }
.fw-version { font-size: 11px; color: var(--text3); font-family: var(--font-mono); margin-top: 2px; }
.fw-desc { font-size: 13px; color: var(--text2); line-height: 1.6; margin-bottom: 12px; }
.fw-link {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  display: flex; align-items: center; gap: 4px;
}

/* SEARCH */
.search-bar {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 12px 16px; margin-bottom: 1.5rem;
  transition: border-color 0.2s;
}
.search-bar:focus-within { border-color: var(--border2); }
.search-icon { color: var(--text3); font-size: 18px; }
.search-input {
  background: none; border: none; outline: none;
  color: var(--text); font-family: var(--font-body); font-size: 15px; flex: 1;
}
.search-input::placeholder { color: var(--text3); }

.filter-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 2rem; }
.filter-btn {
  font-size: 12px; padding: 6px 14px; border-radius: 20px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text2); cursor: pointer; transition: all 0.15s;
  font-family: var(--font-body);
}
.filter-btn:hover { border-color: var(--border2); color: var(--text); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.results-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 10px; }

/* CROSSWALK TABLE */
.crosswalk-wrap { overflow-x: auto; margin-bottom: 3rem; }
.crosswalk-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.crosswalk-table th {
  background: var(--surface); color: var(--text2); font-weight: 500;
  padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em;
  white-space: nowrap;
}
.crosswalk-table td {
  padding: 10px 12px; border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.crosswalk-table tr:hover td { background: var(--surface); }
.cw-check { color: #4ADE80; font-size: 14px; }
.cw-risk-name { font-size: 13px; color: var(--text); }
.cw-layer { font-family: var(--font-mono); font-size: 10px; color: var(--text3); }

/* FOOTER */
footer {
  border-top: 1px solid var(--border); padding: 2rem;
  font-size: 12px; color: var(--text3);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}
footer a { color: var(--text3); }
footer a:hover { color: var(--text2); text-decoration: none; }

/* LAYER PAGE */
.layer-page-header {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
  display: flex; align-items: flex-start; gap: 20px;
}
.layer-icon-large {
  width: 52px; height: 52px; border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; flex-shrink: 0; margin-top: 4px;
}
.layer-page-header h1 { font-family: var(--font-head); font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 400; color: var(--text); margin-bottom: 8px; }
.layer-page-header p { font-size: 14px; color: var(--text2); max-width: 640px; line-height: 1.7; }

.full-risk-list { display: flex; flex-direction: column; gap: 10px; }
.full-risk-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 20px 22px;
  display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: start;
  text-decoration: none; transition: all 0.15s; color: inherit;
}
.full-risk-card:hover { border-color: var(--border2); text-decoration: none; background: var(--surface2); }
.full-risk-card h3 { font-size: 15px; font-weight: 500; color: var(--text); margin-bottom: 6px; }
.full-risk-card p { font-size: 13px; color: var(--text2); line-height: 1.6; }
.full-risk-card-right { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; flex-shrink: 0; }

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeUp 0.35s ease forwards; }

/* utility */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.text-mono { font-family: var(--font-mono); }
.text-muted { color: var(--text2); }
.text-sm { font-size: 13px; }