:root {
  --void: #071017;
  --panel: #0d1b26;
  --panel-2: #11283a;
  --ink: #eef7ff;
  --muted: #a7bacb;
  --line: #25445a;
  --cyan: #61d8ea;
  --signal: #b8e95d;
  --amber: #ffc86d;
  --danger: #ff9aa2;
  --violet: #c0afff;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans CJK SC", "Microsoft YaHei", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--void); }
body { margin: 0; color: var(--ink); background: radial-gradient(circle at 92% -6%, #173a4b 0, transparent 31rem), var(--void); font-family: var(--sans); line-height: 1.6; }
a { color: var(--cyan); text-decoration-thickness: 0.1em; text-underline-offset: 0.17em; }
a:hover { color: var(--signal); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; }
.skip-link { position: fixed; z-index: 10; top: 0.6rem; left: 0.6rem; padding: 0.45rem 0.7rem; background: var(--amber); color: #17212a; font-weight: 800; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.site-header { border-bottom: 1px solid var(--line); background: rgba(7,16,23,0.94); position: sticky; top: 0; z-index: 5; backdrop-filter: blur(10px); }
.header-inner, main, .footer-inner { width: min(1120px, calc(100% - 2.4rem)); margin: auto; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.2rem; }
.brand { color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: 0.02em; }
.brand small { display: block; color: var(--cyan); font-family: var(--mono); font-size: 0.67rem; font-weight: 600; letter-spacing: 0.08em; }
.site-nav { display: flex; align-items: center; gap: 0.95rem; font-size: 0.88rem; }
.site-nav a { color: var(--muted); text-decoration: none; white-space: nowrap; }
.site-nav a:hover { color: var(--signal); }
.site-nav .locale { color: var(--void); background: var(--signal); padding: 0.25rem 0.56rem; border-radius: 99px; font-weight: 750; }
.menu-toggle { display: none; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 0.4rem; padding: 0.37rem 0.55rem; font: inherit; }
main { padding-bottom: 4rem; }
.hero { padding: 5.4rem 0 3.1rem; border-bottom: 1px solid var(--line); }
.kicker { color: var(--cyan); font: 700 0.78rem/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; }
h1 { max-width: 950px; margin: 0.55rem 0 0.9rem; font-size: clamp(2.1rem, 6vw, 4.5rem); line-height: 1.07; letter-spacing: -0.045em; }
.hero .lede { max-width: 810px; color: var(--muted); font-size: clamp(1.02rem, 2vw, 1.22rem); }
.snapshot { display: inline-flex; gap: 0.5rem; align-items: baseline; margin-top: 1rem; color: var(--muted); font-size: 0.82rem; font-family: var(--mono); }
.snapshot strong { color: var(--signal); }
.claim-boundary { margin: 1.75rem 0 0; padding: 1rem 1.1rem; border-left: 4px solid var(--amber); background: rgba(255, 200, 109, 0.08); color: #f7e5bd; }
section { padding: 3.2rem 0 0; scroll-margin-top: 5rem; }
h2 { margin: 0 0 0.55rem; font-size: clamp(1.55rem, 3vw, 2.25rem); letter-spacing: -0.03em; }
h3 { margin: 0.1rem 0 0.45rem; font-size: 1.02rem; }
.section-intro { max-width: 820px; color: var(--muted); margin: 0 0 1.3rem; }
.metrics, .card-grid, .blocker-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.8rem; }
.metric, .card, .blocker { min-width: 0; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(17,40,58,0.92), rgba(13,27,38,0.92)); border-radius: 0.75rem; padding: 1rem; }
.metric .value { display: block; color: var(--signal); font: 800 clamp(1.7rem, 4vw, 2.55rem)/1 var(--mono); }
.metric .label { color: var(--muted); font-size: 0.82rem; }
.card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card p, .blocker p { color: var(--muted); margin: 0; font-size: 0.91rem; }
.card .tag, .blocker .tag { display: inline-block; padding: 0.16rem 0.42rem; margin-bottom: 0.55rem; border-radius: 99px; background: rgba(97,216,234,0.13); color: var(--cyan); font: 700 0.7rem/1 var(--mono); letter-spacing: 0.05em; }
.card .tag.amber, .blocker .tag.amber { background: rgba(255,200,109,0.12); color: var(--amber); }
.card .tag.violet { background: rgba(192,175,255,0.15); color: var(--violet); }
.card .tag.danger, .blocker .tag.danger { background: rgba(255,154,162,0.14); color: var(--danger); }
.flow { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0.3rem; align-items: stretch; margin: 1.15rem 0 0; }
.flow-step { position: relative; padding: 0.8rem 0.6rem; border: 1px solid var(--line); background: var(--panel); color: var(--ink); text-align: center; font-weight: 750; font-size: 0.87rem; }
.flow-step:not(:last-child)::after { content: "→"; position: absolute; z-index: 1; right: -0.43rem; top: calc(50% - 0.8rem); color: var(--amber); font-size: 1.2rem; }
.flow-step span { display: block; margin-top: 0.22rem; color: var(--muted); font: 0.66rem/1.25 var(--mono); font-weight: 500; }
.status-table { width: 100%; border-collapse: collapse; overflow: hidden; border: 1px solid var(--line); background: var(--panel); font-size: 0.92rem; }
.status-table th, .status-table td { padding: 0.75rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.status-table th { color: var(--cyan); font: 700 0.73rem/1.2 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; background: #0a1720; }
.status-table td { color: var(--muted); }
.status-table td:first-child { color: var(--ink); font-weight: 700; }
.status-pill { display: inline-block; border-radius: 99px; padding: 0.13rem 0.4rem; font: 700 0.68rem/1 var(--mono); }
.status-pill.green { color: var(--signal); background: rgba(184,233,93,0.12); }
.status-pill.amber { color: var(--amber); background: rgba(255,200,109,0.12); }
.status-pill.red { color: var(--danger); background: rgba(255,154,162,0.12); }
.callout { border: 1px solid rgba(97,216,234,0.4); border-radius: 0.75rem; padding: 1.1rem; background: rgba(97,216,234,0.06); }
.callout strong { color: var(--cyan); }
.source-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75rem; padding: 0; margin: 0; list-style: none; }
.source-list li { padding: 0.75rem; border-left: 2px solid var(--line); color: var(--muted); background: rgba(17,40,58,0.44); }
.source-list b { color: var(--ink); display: block; }
.site-footer { margin-top: 4rem; padding: 1.6rem 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.83rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 1rem; }
.mono { font-family: var(--mono); }
@media (max-width: 900px) { .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); } .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .flow { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 0.7rem; } .flow-step:nth-child(3)::after { display: none; } }
@media (max-width: 700px) { .header-inner, main, .footer-inner { width: min(100% - 1.4rem, 1120px); } .menu-toggle { display: block; } .site-nav { position: absolute; left: 0.7rem; right: 0.7rem; top: 4.1rem; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem; border: 1px solid var(--line); border-radius: 0.55rem; background: #0a1720; } .site-nav.open { display: flex; } .site-nav a { padding: 0.55rem; } .site-nav .locale { text-align: center; margin-top: 0.25rem; } .hero { padding-top: 3.6rem; } .metrics, .card-grid, .blocker-grid, .source-list { grid-template-columns: 1fr; } .flow { grid-template-columns: repeat(2, minmax(0, 1fr)); } .flow-step:nth-child(3)::after { display: block; } .flow-step:nth-child(2)::after, .flow-step:nth-child(4)::after { display: none; } .status-table { display: block; overflow-x: auto; white-space: normal; } .footer-inner { display: block; } }