:root{color-scheme:dark;--bg:#0a0e17;--bg-strong:#06090f;--card:rgba(15,22,35,0.72);--card-strong:rgba(15,22,35,0.9);--border:rgba(255,255,255,0.08);--accent:#ff4d6d;--accent-strong:#ff2f55;--accent-glow:rgba(255,77,109,0.35);--secondary:#7bd4ff;--text:#e7edf7;--muted:#95a3bf;--muted-strong:#b9c3da;--shadow:0 24px 60px rgba(5,10,20,0.55);--radius-lg:18px;--radius-md:14px;--radius-sm:10px;--max-width:1200px;--grid-gap:24px;--code-bg:rgba(12,18,30,0.85)}*{box-sizing:border-box;padding:0;margin:0}body,html{height:100%}body{background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.6;position:relative;overflow-x:hidden}body:before{inset:0;background-image:radial-gradient(circle at 20% 20%,rgba(255,77,109,.12),transparent 55%),radial-gradient(circle at 80% 25%,rgba(123,212,255,.12),transparent 50%),radial-gradient(circle at 50% 80%,rgba(120,255,214,.08),transparent 60%),radial-gradient(rgba(255,255,255,.06) 1px,transparent 0);background-size:auto,auto,auto,120px 120px;background-position:50%,50%,50%,0 0;z-index:-2;opacity:.8}body:after,body:before{content:"";position:fixed}body:after{inset:-20% 0 0 -10%;background:radial-gradient(600px circle at 15% 20%,rgba(255,77,109,.35),transparent 70%),radial-gradient(800px circle at 85% 10%,rgba(123,212,255,.25),transparent 70%),radial-gradient(700px circle at 60% 90%,rgba(125,255,212,.2),transparent 65%);z-index:-3;filter:blur(0)}a{color:inherit;text-decoration:none}main{min-height:70vh}.container{width:min(100% - 48px,var(--max-width));margin:0 auto}.nav{justify-content:space-between;padding:28px 0 10px;gap:24px}.logo,.nav{display:flex;align-items:center}.logo{font-weight:700;letter-spacing:.8px;font-size:20px;gap:10px}.logo span{color:var(--accent)}.nav-links{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--muted-strong)}.nav-links a{padding:8px 10px;border-radius:999px;border:1px solid transparent;transition:all .2s ease}.nav-links a:hover{border-color:rgba(255,255,255,.12);color:var(--text);background:rgba(255,255,255,.03)}.hero{padding:90px 0 60px;text-align:center}.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:3px;font-size:12px;font-weight:600}.hero-title{font-size:clamp(32px,4.5vw,52px);font-weight:700;margin:18px 0 16px;color:#f6f7fb;text-wrap:balance;text-align:center}.hero .hero-title{font-size:clamp(40px,6vw,68px)}.hero-title-line{display:block}.hero-title-sub{display:block;font-size:.8em;font-weight:600;color:var(--muted);margin-top:6px}.hero-subtitle{color:var(--muted);font-size:18px;max-width:720px;margin:0 auto 28px;text-align:center}.btn-row{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}.btn{padding:12px 22px;border-radius:999px;font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:8px;border:1px solid transparent;transition:all .2s ease;background:rgba(255,255,255,.02)}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#0b0d14;box-shadow:0 12px 28px rgba(255,77,109,.35)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 32px rgba(255,77,109,.45)}.btn-secondary{border-color:rgba(255,255,255,.1);color:var(--muted-strong)}.quickstart{display:grid;grid-gap:20px;gap:20px}.tabs-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.tabs{padding:6px;border-radius:999px;background:rgba(8,14,24,.7);border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}.tabs,.tabs-sub{display:flex;flex-wrap:wrap;gap:10px}.tabs-sub-inner{margin-top:-8px}.tab{border:1px solid transparent;background:transparent;color:var(--muted-strong);padding:6px 14px;font-size:12px;border-radius:999px;cursor:pointer;transition:all .2s ease}.tab:hover{color:var(--text);border-color:rgba(255,255,255,.12)}.tab-ghost{background:rgba(255,255,255,.02);border-color:rgba(255,255,255,.08)}.tab-active{color:#0b0d14;background:linear-gradient(135deg,var(--accent),var(--accent-strong));border-color:transparent;box-shadow:0 10px 24px rgba(255,77,109,.3)}.quickstart-content{display:grid;grid-gap:28px;gap:28px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));align-items:center}.section{padding:50px 0}.section-header{display:flex;align-items:center;gap:12px;margin-bottom:22px;font-size:20px;font-weight:600}.section-header span{color:var(--accent)}.section-subtitle{color:var(--muted);margin-bottom:26px;max-width:720px}.grid{display:grid;grid-gap:var(--grid-gap);gap:var(--grid-gap)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 22px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--shadow);overflow:hidden}.card,.channel-card{position:relative}.channel-card:before{top:18px;right:18px;width:86px;height:86px;background:linear-gradient(140deg,rgba(255,77,109,.45),rgba(120,108,255,.45));mask:var(--logo) no-repeat center /contain;-webkit-mask:var(--logo) no-repeat center /contain;opacity:.18}.card:after,.channel-card:before{content:"";position:absolute;pointer-events:none}.card:after{inset:0;border-radius:inherit;border:1px solid transparent;background:linear-gradient(135deg,rgba(255,77,109,.25),transparent 40%) border-box;-webkit-mask:linear-gradient(#fff 0 0) padding-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) padding-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude}.card-title{font-weight:600;margin-bottom:6px}.card-text{color:var(--muted);font-size:14px}.tag{padding:6px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.1);color:var(--muted-strong);font-size:12px;display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.03)}.codeblock{background:var(--code-bg);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.08);overflow:hidden;box-shadow:var(--shadow)}.code-header{justify-content:space-between;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.06);font-size:13px;color:var(--muted-strong)}.code-header,.code-header-left{display:flex;align-items:center}.code-header-left{gap:10px}.code-dots{display:inline-flex;gap:6px;margin-right:8px}.code-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.2)}.code-content{padding:18px 20px 22px;font-family:JetBrains Mono,SFMono-Regular,Menlo,monospace;font-size:13px;color:#d7e1f3;white-space:pre-wrap}.code-copy{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);color:var(--muted-strong);font-size:12px;padding:6px 12px;border-radius:999px;cursor:pointer;transition:all .2s ease}.code-copy:hover{color:var(--text);border-color:rgba(255,255,255,.18);box-shadow:0 8px 20px rgba(255,77,109,.25)}.video-embed{position:relative;padding-top:56.25%;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);background:var(--card);box-shadow:var(--shadow)}.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.split{display:grid;grid-gap:28px;gap:28px;align-items:center;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.highlight{color:var(--accent);font-weight:600}.footer{padding:50px 0 70px;border-top:1px solid rgba(255,255,255,.06);margin-top:40px}.footer-grid{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.footer a,.footer p{color:var(--muted);font-size:14px}.footer a:hover{color:var(--text)}.notice{background:rgba(255,77,109,.08);border:1px solid rgba(255,77,109,.2);color:var(--muted-strong);border-radius:var(--radius-md);padding:14px 18px;font-size:14px}.list{display:grid;grid-gap:12px;gap:12px}.list-item{display:flex;gap:10px;align-items:flex-start;color:var(--muted-strong);font-size:14px}.list-item span{color:var(--accent);font-weight:700}@media (max-width:720px){.nav{flex-direction:column;align-items:flex-start}.hero{padding-top:60px}.nav-links{justify-content:flex-start}}