:root {
    --bg: #070b16;
    --bg-2: #0b1020;
    --panel: rgba(255, 255, 255, 0.075);
    --text: #f4f7ff;
    --soft: #b8c1d9;
    --muted: #7f8bab;
    --line: rgba(255, 255, 255, 0.13);
    --blue: #9fc7ff;
    --blue-2: #d6e8ff;
    --gold: #e8c77a;
    --green: #99f6d2;
    --red: #ff8f9f;
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
    --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 20% 0%, rgba(120, 170, 255, 0.25), transparent 34%),
        radial-gradient(circle at 88% 12%, rgba(232, 199, 122, 0.13), transparent 28%),
        radial-gradient(circle at 50% 95%, rgba(153, 246, 210, 0.06), transparent 35%),
        linear-gradient(180deg, #050814 0%, var(--bg-2) 46%, #070a12 100%);
    line-height: 1.72;
}
a { color: inherit; text-decoration: none; }
p { margin: 0; }
.container { width: min(1140px, calc(100% - 40px)); margin: 0 auto; }
.page-bg {
    position: fixed; inset: 0; z-index: -2; pointer-events: none;
    background: linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,.92), transparent 86%);
}
.veil-glow { position: fixed; inset: auto -20% -40% -20%; height: 50vh; z-index: -1; background: radial-gradient(ellipse at center, rgba(159,199,255,.16), transparent 62%); pointer-events: none; }
.site-header { position: sticky; top: 0; z-index: 30; backdrop-filter: blur(18px); background: rgba(7,11,22,.74); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; color: #07101f; font-weight: 900; letter-spacing: .06em; background: linear-gradient(135deg, var(--blue-2), var(--gold)); box-shadow: 0 12px 36px rgba(159,199,255,.28); }
.brand-text { display: flex; flex-direction: column; line-height: 1.18; }
.brand-text strong { font-size: 17px; letter-spacing: .08em; }
.brand-text small { color: var(--muted); font-size: 12px; letter-spacing: .08em; margin-top: 3px; }
.nav { display: flex; align-items: center; gap: 20px; color: var(--soft); font-size: 14px; }
.nav a { transition: color .2s ease; white-space: nowrap; }
.nav a:hover { color: var(--blue-2); }
.hero { padding: 88px 0 72px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; }
.eyebrow { margin-bottom: 14px; color: var(--gold); font-size: 13px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.hero h1, .page-title { margin: 0; font-size: clamp(42px, 7vw, 78px); line-height: 1.06; letter-spacing: -.065em; }
.hero-desc, .lead { margin-top: 24px; max-width: 720px; color: var(--soft); font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 999px; font-weight: 800; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn.primary { color: #07101f; background: linear-gradient(135deg, var(--blue-2), var(--gold)); }
.btn.ghost { color: var(--text); border: 1px solid var(--line); background: rgba(255,255,255,.06); }
.notice { margin-top: 20px; color: var(--muted); font-size: 14px; }
.hero-card { position: relative; min-height: 440px; border: 1px solid var(--line); border-radius: 34px; background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.04)), radial-gradient(circle at 50% 26%, rgba(159,199,255,.34), transparent 36%); box-shadow: var(--shadow); overflow: hidden; }
.hero-card::before { content: ""; position: absolute; inset: 24px; border: 1px solid rgba(255,255,255,.14); border-radius: 26px; }
.hero-card::after { content: ""; position: absolute; inset: auto -20% -35% -20%; height: 54%; background: linear-gradient(180deg, transparent, rgba(214,232,255,.08)); transform: rotate(-5deg); }
.orb { position: absolute; left: 50%; top: 41%; width: 192px; height: 192px; transform: translate(-50%, -50%); border-radius: 50%; background: radial-gradient(circle at 34% 30%, #fff, #9fc7ff 24%, #40558a 52%, #0c1326 74%); box-shadow: 0 0 60px rgba(159,199,255,.55), 0 0 120px rgba(159,199,255,.22); }
.orb::before, .orb::after { content: ""; position: absolute; inset: -24px; border-radius: 50%; border: 1px solid rgba(232,199,122,.5); }
.orb::after { inset: -48px; border-color: rgba(159,199,255,.25); }
.card-content { position: absolute; left: 34px; right: 34px; bottom: 32px; z-index: 1; }
.card-label, .terminal-label { color: var(--gold); font-size: 12px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
.card-content h2 { margin: 8px 0 10px; font-size: 30px; letter-spacing: -.03em; }
.card-content p { color: var(--soft); }
.section { padding: 72px 0; }
.section.muted { background: rgba(255,255,255,.025); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-heading { margin-bottom: 28px; }
.section-heading h2 { margin: 0; font-size: clamp(28px, 4vw, 44px); letter-spacing: -.04em; }
.content-card, .portal-card, .terminal, .database-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: var(--panel); box-shadow: 0 14px 50px rgba(0,0,0,.18); }
.content-card.large { padding: 34px; }
.content-card p + p { margin-top: 14px; }
.content-card h3, .portal-card h3 { margin: 10px 0; font-size: 22px; }
.content-card p, .portal-card p { color: var(--soft); }
.card-grid, .portal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.portal-card { min-height: 210px; display: flex; flex-direction: column; justify-content: space-between; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.portal-card:hover { transform: translateY(-4px); border-color: rgba(159,199,255,.45); background: rgba(255,255,255,.095); }
.tag { display: inline-flex; align-items: center; width: fit-content; height: 28px; padding: 0 10px; border-radius: 999px; color: var(--gold); background: rgba(232,199,122,.1); border: 1px solid rgba(232,199,122,.18); font-size: 12px; font-weight: 900; letter-spacing: .08em; }
.text-link { display: inline-flex; margin-top: 20px; color: var(--blue-2); font-weight: 800; }
.terminal { margin-top: 26px; background: linear-gradient(180deg, rgba(153,246,210,.06), rgba(255,255,255,.04)), rgba(4,9,18,.72); font-family: "Cascadia Mono", "JetBrains Mono", "SFMono-Regular", Consolas, monospace; }
.terminal-row { display: flex; gap: 12px; margin-top: 14px; }
.terminal-prompt { color: var(--green); white-space: nowrap; padding-top: 11px; }
.terminal input { flex: 1; min-width: 0; height: 46px; border: 1px solid rgba(153,246,210,.22); border-radius: 12px; padding: 0 14px; background: rgba(0,0,0,.22); color: var(--text); outline: none; font: inherit; }
.terminal input:focus { border-color: rgba(153,246,210,.65); box-shadow: 0 0 0 4px rgba(153,246,210,.08); }
.terminal button { border: 0; border-radius: 12px; padding: 0 16px; color: #07101f; background: var(--green); font-weight: 900; cursor: pointer; }
.terminal-hint, .terminal-message { margin-top: 12px; color: var(--muted); font-size: 13px; }
.terminal-message.error { color: var(--red); }
.terminal-message.success { color: var(--green); }
.page-hero { padding: 76px 0 44px; }
.breadcrumb { margin-bottom: 22px; color: var(--muted); font-size: 14px; }
.breadcrumb a { color: var(--soft); }
.breadcrumb a:hover { color: var(--blue-2); }
.database-layout { display: grid; grid-template-columns: 260px 1fr; gap: 20px; align-items: start; }
.side-index { position: sticky; top: 96px; border: 1px solid var(--line); border-radius: 20px; background: rgba(0,0,0,.14); padding: 18px; }
.side-index h3 { margin: 0 0 12px; font-size: 15px; color: var(--gold); }
.side-index a { display: block; padding: 8px 0; color: var(--soft); border-top: 1px solid rgba(255,255,255,.06); font-size: 14px; }
.side-index a:hover { color: var(--blue-2); }
.database-panel { margin-bottom: 18px; }
.database-panel h2 { margin: 0 0 14px; font-size: 28px; }
.database-panel p { color: var(--soft); }
.list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 18px; }
.list-item { padding: 18px; border: 1px solid rgba(255,255,255,.1); border-radius: 16px; background: rgba(255,255,255,.045); }
.list-item strong { display: block; margin-bottom: 6px; }
.list-item span { color: var(--muted); font-size: 14px; }
.classified { border-color: rgba(153,246,210,.23); background: linear-gradient(180deg, rgba(153,246,210,.06), rgba(255,255,255,.035)); }
.machine-card { display: grid; grid-template-columns: 1fr 1.25fr; gap: 18px; padding: 22px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.055); margin-top: 18px; }
.machine-visual { min-height: 220px; border-radius: 18px; border: 1px dashed rgba(159,199,255,.35); display: grid; place-items: center; color: var(--muted); background: rgba(0,0,0,.18); }
.meta-table { display: grid; grid-template-columns: 120px 1fr; gap: 8px 14px; margin-top: 14px; color: var(--soft); font-size: 14px; }
.meta-table dt { color: var(--gold); }
.meta-table dd { margin: 0; }
.footer { padding: 36px 0; border-top: 1px solid var(--line); color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 14px; }
.icp { margin-left: 8px; }
@media (max-width: 940px) { .header-inner { align-items: flex-start; flex-direction: column; padding: 16px 0; } .nav { width: 100%; overflow-x: auto; padding-bottom: 4px; } .hero { padding-top: 64px; } .hero-grid, .card-grid, .portal-grid, .database-layout, .machine-card { grid-template-columns: 1fr; } .hero-card { min-height: 340px; } .side-index { position: static; } }
@media (max-width: 600px) { .container { width: min(100% - 28px, 1140px); } .hero h1, .page-title { font-size: 42px; } .hero-desc, .lead { font-size: 16px; } .content-card, .portal-card, .terminal, .database-panel { padding: 22px; } .nav { gap: 16px; font-size: 13px; } .terminal-row { flex-direction: column; } .terminal-prompt { padding-top: 0; } .terminal button { min-height: 44px; } .list-grid { grid-template-columns: 1fr; } }