:root{--bg:#0a0a0c;--bg-soft:#101014;--surface:#ffffff09;--surface-hover:#ffffff12;--border:#ffffff17;--text:#e8eaed;--text-dim:#a0a6af;--text-faint:#6b7280;--accent:#34d399;--accent-strong:#10b981;--accent-soft:#34d3991f;--accent-glow:#34d39940;--danger:#f87171;--warning:#fbbf24;--radius:14px;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;--font-mono:"JetBrains Mono","SFMono-Regular",Consolas,"Courier New",monospace}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.7}::selection{background:var(--accent-strong);color:#04130c}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:1080px;margin:0 auto;padding:0 24px}.page-bg{background-image:linear-gradient(#ffffff06 1px,#0000 0),linear-gradient(90deg,#ffffff06 1px,#0000 0);background-size:44px 44px;inset:0;-webkit-mask-image:radial-gradient(90% 60% at 50% 0,#000 40%,#0000 100%);mask-image:radial-gradient(90% 60% at 50% 0,#000 40%,#0000 100%)}.glow,.page-bg{z-index:-1;position:fixed}.glow{filter:blur(120px);pointer-events:none;border-radius:50%}.glow-a{background:#10b98124;width:480px;height:480px;top:-180px;left:50%;transform:translate(-50%)}.glow-b{background:#3b82f61a;width:380px;height:380px;top:40%;right:-160px}.glow-c{background:#10b98114;width:320px;height:320px;bottom:-120px;left:-120px}.section{padding:96px 0}.section-head{margin-bottom:48px}.section-eyebrow{font-family:var(--font-mono);color:var(--accent);letter-spacing:.14em;text-transform:uppercase;align-items:center;gap:10px;margin-bottom:14px;font-size:13px;display:inline-flex}.section-eyebrow:before{content:"";background:var(--accent);width:28px;height:1px}.section-title{letter-spacing:-.02em;font-size:clamp(28px,4vw,38px);font-weight:800;line-height:1.2}.section-sub{max-width:620px;color:var(--text-dim);margin-top:12px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:transform .25s,border-color .25s,background .25s}.card:hover{background:var(--surface-hover);border-color:#34d39959;transform:translateY(-4px)}.btn{cursor:pointer;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--accent-strong);color:#04130c;box-shadow:0 4px 20px var(--accent-glow)}.btn-primary:hover{background:var(--accent);transform:translateY(-2px)}.btn-ghost{border-color:var(--border);color:var(--text)}.btn-ghost:hover{color:var(--accent);border-color:#34d39980;transform:translateY(-2px)}.chip{border:1px solid var(--border);background:var(--surface);color:var(--text-dim);font-size:13.5px;font-family:var(--font-mono);border-radius:999px;align-items:center;gap:6px;padding:6px 13px;transition:all .2s;display:inline-flex}.chip:hover{color:var(--accent);border-color:#34d39973}.chip-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:6px;height:6px}.site-footer{border-top:1px solid var(--border);margin-top:40px;padding:36px 0}.site-footer-inner{color:var(--text-faint);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;font-size:14px;display:flex}.site-footer-inner code{font-family:var(--font-mono);color:var(--text-dim)}.reveal{opacity:0;transition:opacity .6s,transform .6s;transform:translateY(22px)}.reveal.visible{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transition:none;transform:none}}