:root{--bg:#fafaf7;--ink:#141414;--ink-2:#6f6f6a;--ink-3:#b3b3ad;--line:#e6e6e0;--accent:#2a9d8f;--surface:#ffffff;--code-bg:#f0f0ec;--bg-soft:#f2f6f4;--max-w:960px;--measure:740px;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#131513;--ink:#e9e9e4;--ink-2:#a0a099;--ink-3:#6d6d67;--line:#2b2e2b;--accent:#38b5a5;--surface:#1b1e1c;--code-bg:#232623;--bg-soft:#171a18}}:root[data-theme=dark]{color-scheme:dark;--bg:#131513;--ink:#e9e9e4;--ink-2:#a0a099;--ink-3:#6d6d67;--line:#2b2e2b;--accent:#38b5a5;--surface:#1b1e1c;--code-bg:#232623;--bg-soft:#171a18}:root[data-theme=light]{color-scheme:light}@media (prefers-color-scheme:dark){.card:hover{box-shadow:0 12px 32px rgba(0,0,0,.45)}}:root[data-theme=dark] .card:hover{box-shadow:0 12px 32px rgba(0,0,0,.45)}.theme-toggle{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--ink-2);font-size:12px;padding:5px 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72px);display:flex;flex-direction:column;justify-content:center;padding:40px 0}.hero .kicker{font-size:12px;letter-spacing:5px;color:var(--accent);margin-bottom:26px}.hero h1{font-size:clamp(36px,6.5vw,62px);font-weight:200;letter-spacing:8px;line-height:1.4}.hero .sub{margin-top:28px;color:var(--ink-2);font-size:16px;letter-spacing:1px;max-width:560px}.hero .hero-en{margin-top:22px;font-size:12px;letter-spacing:3px;color:var(--ink-3);text-transform:uppercase}.lifeline{display:block;width:100%;margin-top:44px}body:before{content:"";z-index:-2;background:linear-gradient(180deg,rgba(168,196,220,.07),rgba(168,196,220,.03) 30%,rgba(127,184,172,.05) 70%,rgba(127,184,172,.08))}.fauna-canvas,body:before{position:fixed;inset:0;pointer-events:none}.fauna-canvas{width:100vw;height:100vh;z-index:-1;opacity:0;transition:opacity 1.2s ease}.fauna-canvas.show{opacity:1}.hero .kicker:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:12px;vertical-align:2px;animation:pulse 2.6s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1.2)}}[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .9s ease,transform .9s ease}[data-reveal].revealed{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}.hero .kicker:before{animation:none}}.method .card .badge{letter-spacing:3px}.method-note{margin-top:28px;max-width:620px;font-size:13.5px;color:var(--ink-2);line-height:2}.inscription-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft)}.inscription{padding:88px 0;text-align:center}.inscription p{font-family:Songti 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