:root{--bg:#0d0f13;--bg2:#14171e;--card:#1a1e27;--line:#2a303c;--tx:#e9ecf2;--mut:#9aa3b2;--acc:#f08a24;--acc2:#ffb35c}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--acc2);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1040px;margin:0 auto;padding:0 22px}
header{position:sticky;top:0;z-index:5;background:rgba(13,15,19,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--tx);font-weight:800;letter-spacing:.2px}
.brand:hover{text-decoration:none}
.mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--acc),#c4581a);display:grid;place-items:center;font-weight:900;font-size:15px;color:#fff;box-shadow:0 4px 14px rgba(240,138,36,.35)}
.brand small{display:block;font-weight:500;color:var(--mut);font-size:11.5px;letter-spacing:.6px;margin-top:-3px}
.nav nav{margin-left:auto;display:flex;gap:18px;align-items:center;font-size:14.5px}
.nav nav a{color:var(--mut)}.nav nav a:hover,.nav nav a.on{color:var(--tx);text-decoration:none}
.lang{border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-size:12.5px;font-weight:700;color:var(--tx)!important}
.hero{padding:84px 0 64px;background:radial-gradient(900px 380px at 70% -10%,rgba(240,138,36,.16),transparent 60%)}
.hero h1{font-size:clamp(32px,5vw,50px);line-height:1.12;margin:0 0 16px;letter-spacing:-.6px}
.hero h1 em{font-style:normal;color:var(--acc2)}
.hero p{font-size:18px;color:var(--mut);max-width:620px;margin:0 0 28px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:12px;background:var(--acc);color:#1a0f04;font-weight:800}
.btn:hover{text-decoration:none;background:var(--acc2)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--tx)}
section{padding:56px 0;border-top:1px solid var(--line)}
section h2{font-size:26px;margin:0 0 8px;letter-spacing:-.3px}
.lead{color:var(--mut);margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}
.card h3{margin:0 0 6px;font-size:17px}.card p{margin:0;color:var(--mut);font-size:15px}
.app{display:flex;gap:22px;align-items:center;background:linear-gradient(135deg,#1d222d,#151922);border:1px solid var(--line);border-radius:20px;padding:24px}
.app img{width:96px;height:96px;border-radius:22px;flex:none;box-shadow:0 8px 24px rgba(0,0,0,.4)}
.app h3{margin:0 0 4px;font-size:21px}.app p{margin:0 0 12px;color:var(--mut)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:12.5px;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--mut)}
.chip.soon{border-color:rgba(240,138,36,.45);color:var(--acc2)}
.links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.doc{padding:48px 0 72px}
.doc h1{font-size:34px;margin:0 0 6px;letter-spacing:-.4px}
.doc .meta{color:var(--mut);font-size:14px;margin-bottom:30px}
.doc h2{font-size:21px;margin:34px 0 8px;padding-top:6px}
.doc h3{font-size:17px;margin:22px 0 6px}
.doc p,.doc li{color:#cfd5df}
.doc ul{padding-left:22px}.doc li{margin:4px 0}
.doc table{width:100%;border-collapse:collapse;margin:12px 0;font-size:14.5px}
.doc th,.doc td{text-align:left;vertical-align:top;border:1px solid var(--line);padding:9px 11px}
.doc th{background:var(--bg2);color:var(--tx)}
.box{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--acc);border-radius:12px;padding:16px 18px;margin:18px 0}
.toc{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:0 0 10px;font-size:14.5px}
.toc ol{margin:6px 0 0;padding-left:20px}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:12px 14px 12px 52px;background:var(--card);border:1px solid var(--line);border-radius:12px;margin:10px 0}
.steps li:before{content:counter(s);position:absolute;left:14px;top:12px;width:26px;height:26px;border-radius:50%;background:var(--acc);color:#1a0f04;font-weight:900;display:grid;place-items:center;font-size:14px}
footer{border-top:1px solid var(--line);padding:30px 0 40px;color:var(--mut);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 26px;justify-content:space-between}
footer nav{display:flex;flex-wrap:wrap;gap:8px 18px}
footer a{color:var(--mut)}
@media(max-width:640px){.doc table{display:block;overflow-x:auto}.nav nav a:not(.lang){display:none}.app{flex-direction:column;align-items:flex-start}.hero{padding:56px 0 44px}}