@font-face {
  font-family: "Luckymiya Sans SC";
  src: url("../../assets/fonts/NotoSansSC-Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #08111f;
  --bg-2: #101b2c;
  --panel: rgba(13, 26, 45, 0.78);
  --panel-strong: #13233a;
  --ink: #f8fafc;
  --muted: #a8b5c7;
  --line: #2d3e59;
  --accent: #22d3ee;
  --accent-2: #84cc16;
  --warn: #facc15;
  --button-ink: #071019;
  --shadow: 0 22px 54px rgba(0, 0, 0, 0.24);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 0%, rgba(34, 211, 238, 0.10), transparent 28%),
    linear-gradient(160deg, var(--bg) 0%, var(--bg-2) 50%, #07101d 100%);
  font-family: "Luckymiya Sans SC", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
.report-shell { width: min(1120px, calc(100vw - 40px)); margin: 0 auto; padding-bottom: 72px; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 82px;
  border-bottom: 1px solid var(--line);
}
.brand { font-size: 20px; font-weight: 900; }
.nav-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; color: var(--muted); font-size: 15px; font-weight: 700; }
.nav-links a:hover, .text-link:hover, table a:hover, .source-list a:hover { color: var(--accent); }
.hero { padding: clamp(52px, 7vw, 88px) 0 42px; border-bottom: 1px solid var(--line); }
.eyebrow { margin: 0 0 12px; color: var(--accent); font-size: 13px; font-weight: 900; letter-spacing: 0; text-transform: uppercase; }
h1, h2, h3, p { margin: 0; }
h1 { max-width: 980px; font-size: clamp(36px, 6vw, 68px); line-height: 1.12; font-weight: 900; letter-spacing: 0; }
h2 { font-size: clamp(25px, 3vw, 36px); line-height: 1.24; letter-spacing: 0; }
h3 { font-size: 22px; line-height: 1.32; }
.lede { max-width: 850px; margin-top: 22px; color: var(--muted); font-size: clamp(18px, 2vw, 22px); line-height: 1.72; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.primary-link, .secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 7px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 850;
}
.primary-link { color: var(--button-ink); background: var(--accent); }
.primary-link:hover { background: #5eead4; }
.secondary-link { border: 1px solid var(--line); color: var(--ink); background: var(--panel-strong); }
.secondary-link:hover { border-color: var(--accent); color: var(--accent); }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
}
.metric-grid span, .notice, .section, .download-panel, .case-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}
.metric-grid span {
  display: grid;
  gap: 4px;
  min-height: 88px;
  padding: 16px;
  align-content: center;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}
.metric-grid b { color: var(--ink); font-size: 31px; line-height: 1; }
.notice, .section, .download-panel { margin-top: 28px; padding: clamp(22px, 4vw, 34px); }
.notice { border-color: color-mix(in srgb, var(--accent) 44%, var(--line)); }
.notice p, .section p { color: var(--muted); }
.split { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr); gap: 24px; align-items: start; }
.argument-list { display: grid; gap: 12px; }
.argument-list p { border-left: 3px solid var(--accent); padding-left: 14px; }
.argument-list strong { color: var(--ink); }
.section-head { display: grid; gap: 10px; max-width: 860px; margin-bottom: 22px; }
.case-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.case-card { display: grid; gap: 13px; padding: 20px; }
.case-card-head { display: flex; flex-wrap: wrap; gap: 8px; }
.place { color: var(--accent); font-size: 14px; font-weight: 800; }
dl { display: grid; gap: 10px; margin: 0; }
dl div { display: grid; gap: 2px; padding-top: 10px; border-top: 1px solid var(--line); }
dt { color: var(--accent); font-size: 13px; font-weight: 900; }
dd { margin: 0; color: var(--muted); }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 9px;
  color: var(--ink);
  background: var(--panel-strong);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}
.badge.level { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); color: var(--accent); }
.badge.similarity { border-color: color-mix(in srgb, var(--accent-2) 40%, var(--line)); color: var(--accent-2); }
.text-link { color: var(--accent); font-weight: 850; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; min-width: 980px; background: rgba(8, 17, 31, 0.38); }
th, td { border-bottom: 1px solid var(--line); padding: 13px 12px; text-align: left; vertical-align: top; }
th { color: var(--accent); font-size: 13px; font-weight: 900; background: rgba(19, 35, 58, 0.92); }
td { color: var(--muted); font-size: 14px; line-height: 1.62; }
td strong { display: block; color: var(--ink); font-size: 15px; }
td span { display: block; margin-top: 3px; }
td a { color: var(--accent); font-weight: 850; }
.evidence-grid, .download-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 20px; }
.evidence-grid article, .download-grid a {
  display: grid;
  gap: 8px;
  min-height: 126px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: rgba(19, 35, 58, 0.72);
}
.evidence-grid b, .download-grid b { color: var(--ink); font-size: 20px; }
.download-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.download-grid a:hover { border-color: var(--accent); transform: translateY(-1px); }
.download-grid span { color: var(--muted); font-size: 14px; }
.source-list { display: grid; gap: 10px; margin: 0; padding-left: 22px; }
.source-list li { color: var(--muted); }
.source-list a { color: var(--ink); font-weight: 800; }
.source-list span { display: block; color: var(--muted); font-size: 13px; }
@media (max-width: 820px) {
  .report-shell { width: min(100% - 24px, 1120px); }
  .topbar { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  .nav-links { justify-content: flex-start; gap: 12px; }
  .metric-grid, .case-grid, .split, .evidence-grid, .download-grid { grid-template-columns: 1fr; }
  table { min-width: 860px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .download-grid a:hover { transform: none; }
}