:root{--bg:#07110f;--glow-a:#0e3b2c;--glow-b:#0b2142;--surface:#ffffff0d;--surface-strong:#ffffff17;--border:#ffffff24;--text:#eaf3ef;--muted:#a9bbb4;--accent:#7ee0b5;--accent-ink:#04251a;--link:#8fe8c3;--shadow:0 18px 50px #00000073;--radius:18px;--font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;color-scheme:light dark}@media (prefers-color-scheme:light){:root{--bg:#f6faf8;--glow-a:#d6efe3;--glow-b:#d9e6f7;--surface:#fff;--surface-strong:#eef5f1;--border:#08281e29;--text:#0c1f19;--muted:#455d55;--accent:#0f7a55;--accent-ink:#fff;--link:#0b6b4a;--shadow:0 14px 40px #08281e24}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{min-height:100vh;font-family:var(--font);color:var(--text);background:radial-gradient(1100px 560px at 12% -8%, var(--glow-a), transparent 62%), radial-gradient(900px 520px at 100% 0%, var(--glow-b), transparent 58%), var(--bg);background-repeat:no-repeat;flex-direction:column;margin:0;font-size:1.0625rem;line-height:1.65;display:flex}main{flex:1}img{max-width:100%;height:auto}a{color:var(--link);text-underline-offset:.18em}:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}.container{width:100%;max-width:1040px;margin-inline:auto;padding-inline:16px}.muted{color:var(--muted)}.skip{background:var(--accent);color:var(--accent-ink);z-index:10;border-radius:10px;padding:10px 16px;position:absolute;top:-80px;left:16px}.skip:focus{top:12px}.site-header{z-index:5;-webkit-backdrop-filter:blur(14px);background:color-mix(in srgb, var(--bg) 78%, transparent);border-bottom:1px solid var(--border);position:sticky;top:0}.header-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:4px 16px;padding-block:10px;display:flex}.brand{color:var(--text);align-items:center;gap:10px;font-size:1.15rem;font-weight:700;text-decoration:none;display:inline-flex}.brand 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24px;font-size:1.02rem;font-weight:650;line-height:1.25;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 8px 28px color-mix(in srgb, var(--accent) 35%, transparent)}.btn-primary:hover{filter:brightness(1.06)}.btn-secondary{background:var(--surface);color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--surface-strong)}.cta-note{color:var(--muted);max-width:36em;font-size:.95rem}.beta-status{border:1px solid var(--border);background:var(--surface);border-radius:14px;flex-basis:100%;margin:0;padding:14px 18px}.hero{align-items:center;gap:32px;padding-block:clamp(36px,7vw,88px) clamp(24px,4vw,48px);display:grid}.badges{flex-wrap:wrap;gap:8px;margin:0 0 20px;padding:0;list-style:none;display:flex}.badges li{border:1px solid var(--border);background:var(--surface);color:var(--muted);border-radius:999px;padding:4px 12px;font-size:.88rem;font-weight:600}.hero-art{display:none}.hero-art 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h3{margin-bottom:.4em}.more{margin-top:18px}.video{aspect-ratio:16/9;border-radius:var(--radius);border:1px solid var(--border);max-width:880px;box-shadow:var(--shadow);background:linear-gradient(135deg,#0a3a2b 0%,#0a1f3d 100%);position:relative;overflow:hidden}.video iframe{border:0;width:100%;height:100%;display:block}.video-cover{color:#eaf3ef;place-items:center;text-decoration:none;display:grid;position:absolute;inset:0}.video-brand{align-items:center;gap:12px;font-weight:650;display:inline-flex;position:absolute;top:18px;left:20px}.video-brand img{border-radius:14px}.video-play{color:#04251a;background:#7ee0b5;border-radius:50%;place-items:center;width:84px;height:84px;transition:transform .15s;display:grid;box-shadow:0 0 0 10px #7ee0b533,0 14px 40px #0006}.video-cover:hover .video-play{transform:scale(1.06)}.video-link{margin-top:12px}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.video-play{transition:none}}.page{max-width:760px;padding-block:clamp(32px,6vw,64px)}.page .intro{color:var(--muted);font-size:1.15rem}.group{margin-top:40px}.entry{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-top:28px;padding:24px}.entry h2{margin-bottom:.2em}.entry ul{gap:12px;margin:16px 0 0;padding:0;list-style:none;display:grid}.tag{background:var(--surface-strong);border:1px solid var(--border);border-radius:999px;margin-right:8px;padding:1px 10px;font-size:.8rem;font-weight:700;display:inline-block}.prose h2{margin-top:1.8em;font-size:1.35rem}.site-footer{border-top:1px solid var(--border);margin-top:48px;padding-block:32px;font-size:.97rem}.footer-inner{flex-wrap:wrap;justify-content:space-between;gap:24px;display:flex}.footer-inner p{margin:0 0 4px}.footer-brand{font-weight:700}.footer-links{gap:6px;margin:0;padding:0;list-style:none;display:grid}.footer-links 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