:root {
  color-scheme: dark;
  --bg: #030712;
  --panel: rgba(13, 24, 49, 0.78);
  --line: rgba(139, 207, 255, 0.22);
  --text: #f4f9ff;
  --muted: #a8b8ca;
  --brand: #54e5ff;
  --gold: #ffd166;
  --green: #7cf2b0;
  --violet: #a99cff;
  --danger: #ff8aa1;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 0%, rgba(84, 229, 255, .16), transparent 34rem),
    radial-gradient(circle at 88% 8%, rgba(169, 156, 255, .16), transparent 30rem),
    linear-gradient(180deg, #030712 0%, #071125 48%, #030712 100%);
}
a { color: inherit; text-decoration: none; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 18px clamp(18px, 5vw, 72px);
  background: rgba(3, 7, 18, .84);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 900; letter-spacing: .14em; }
.brand-dot { width: 36px; height: 36px; border-radius: 50%; background: radial-gradient(circle at 35% 25%, #fff, #67eaff 28%, #1f3b7a 68%, #020611); box-shadow: 0 0 34px rgba(84,229,255,.45); }
nav { display: flex; flex-wrap: wrap; gap: 18px; color: var(--muted); font-size: 14px; }
nav a:hover { color: var(--text); }
main { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.hero { padding: 76px 0 42px; }
.eyebrow { margin: 0 0 14px; color: var(--brand); font-size: 13px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; line-height: 1.08; }
h1 { max-width: 920px; font-size: clamp(42px, 7vw, 84px); letter-spacing: -.06em; }
h2 { font-size: clamp(30px, 4.5vw, 52px); letter-spacing: -.04em; }
h3 { font-size: 24px; }
p { color: var(--muted); line-height: 1.85; }
.lead { max-width: 820px; font-size: 18px; }
.notice, .panel, .card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(145deg, var(--panel), rgba(5, 12, 28, .72));
  box-shadow: 0 24px 70px rgba(0,0,0,.25);
}
.notice { margin-top: 22px; padding: 18px; border-color: rgba(255, 209, 102, .34); background: rgba(255, 209, 102, .07); color: #ffe5a2; }
.section { padding: 56px 0; border-top: 1px solid rgba(139,207,255,.12); }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 26px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 24px; }
.card p { min-height: 72px; }
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  margin-bottom: 14px; border: 1px solid var(--line); border-radius: 999px; padding: 6px 10px;
  color: var(--brand); font-size: 12px; font-weight: 900; letter-spacing: .12em;
}
.tag.fact { color: var(--green); border-color: rgba(124,242,176,.35); }
.tag.claim { color: var(--gold); border-color: rgba(255,209,102,.35); }
.tag.research { color: var(--brand); border-color: rgba(84,229,255,.35); }
.tag.fiction { color: var(--violet); border-color: rgba(169,156,255,.35); }
.tag.risk { color: var(--danger); border-color: rgba(255,138,161,.35); }
.button {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 12px; border-radius: 999px; padding: 11px 16px;
  color: #04101d; background: linear-gradient(135deg, var(--brand), #b7f7ff);
  font-weight: 900;
}
.button.ghost { color: var(--text); border: 1px solid var(--line); background: rgba(255,255,255,.04); }
.records { display: grid; gap: 16px; margin-top: 24px; }
.record { padding: 22px; border: 1px solid var(--line); border-radius: 22px; background: rgba(13, 24, 49, .58); }
.record-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 8px; }
.record h3 { max-width: 760px; }
.record-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; color: var(--muted); font-size: 13px; }
.record-meta span { border: 1px solid rgba(139,207,255,.15); border-radius: 999px; padding: 5px 9px; }
.record a { color: var(--brand); overflow-wrap: anywhere; }
.trademark-gallery { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.trademark-thumb { display: inline-flex; align-items: center; gap: 10px; width: min(100%, 250px); padding: 10px; overflow: hidden; border: 1px solid rgba(139,207,255,.18); border-radius: 16px; background: rgba(255,255,255,.04); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; cursor: zoom-in; }
.trademark-thumb:hover { transform: translateY(-2px); border-color: rgba(84,229,255,.5); box-shadow: 0 18px 42px rgba(0,0,0,.22); }
.trademark-thumb img { display: block; width: 48px; height: 62px; flex: 0 0 auto; border-radius: 8px; object-fit: cover; object-position: top center; background: #fff; box-shadow: 0 10px 22px rgba(0,0,0,.28); }
.trademark-thumb span { display: block; color: var(--text); font-size: 13px; font-weight: 800; line-height: 1.45; }
.modal-open { overflow: hidden; }
.lightbox { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: 24px; background: rgba(3,7,18,.76); backdrop-filter: blur(16px); }
.lightbox.open { display: flex; }
.lightbox-panel { position: relative; width: min(560px, 100%); max-height: min(92vh, 820px); padding: 18px; border: 1px solid rgba(139,207,255,.24); border-radius: 24px; background: #071125; box-shadow: 0 32px 90px rgba(0,0,0,.5); }
.lightbox-panel img { display: block; width: 100%; max-height: 74vh; object-fit: contain; border-radius: 16px; background: #fff; }
.lightbox-panel p { margin: 12px 4px 0; color: var(--text); font-weight: 900; text-align: center; }
.lightbox-close { position: absolute; top: 10px; right: 10px; z-index: 2; width: 34px; height: 34px; border: 1px solid rgba(139,207,255,.28); border-radius: 999px; color: var(--text); background: rgba(3,7,18,.72); font-size: 24px; line-height: 1; cursor: pointer; }
.lightbox-close:hover { border-color: rgba(84,229,255,.6); color: var(--brand); }
.media-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.source-list { display: grid; gap: 12px; margin-top: 18px; }
.source-list a { color: var(--brand); overflow-wrap: anywhere; }
.table-wrap { overflow-x: auto; margin-top: 24px; }
table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
th, td { padding: 14px 16px; border-bottom: 1px solid rgba(139,207,255,.12); text-align: left; vertical-align: top; }
th { background: rgba(84,229,255,.08); color: var(--text); }
td { color: var(--muted); }
.footer { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 38px 0 68px; border-top: 1px solid rgba(139,207,255,.16); }
.footer p { margin: 6px 0; font-size: 14px; }
.footer a { color: var(--brand); }
@media (max-width: 860px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .grid, .grid.two, .media-layout { grid-template-columns: 1fr; }
  .trademark-thumb { width: 100%; }
}