*{box-sizing:border-box;margin:0}
:root{--bg:#fff;--fg:#1c1c1e;--mut:#5c5c5e;--card:#f7f7f9;--line:#e8e8ec;--acc:#0a84ff;--acc2:#0055d4;--code:#f0f0f4}
body{font:16px/1.6 -apple-system,'Segoe UI',system-ui,sans-serif;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased}
nav{position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);z-index:10}
nav .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;max-width:880px;margin:0 auto}
nav{ display:flex;justify-content:space-between;align-items:center;padding:12px 24px}
.brand img{height:26px;width:26px;object-fit:contain;border-radius:6px}
.langs a,.langs .lc{text-decoration:none;font-size:17px;margin-left:9px;opacity:.55;transition:opacity .15s}
.langs a:hover{opacity:1}.langs .on{opacity:1}
header{max-width:880px;margin:0 auto;padding:76px 24px 56px;text-align:left}
.hlogo{height:64px;width:64px;object-fit:contain;border-radius:14px;margin-bottom:22px}
h1{font-size:clamp(34px,6vw,54px);letter-spacing:-.03em;line-height:1.05}
.tag{color:var(--mut);font-size:19px;margin:16px 0 28px;max-width:640px}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--acc);color:#fff!important;padding:12px 24px;border-radius:12px;text-decoration:none;font-weight:600;font-size:15px;transition:transform .12s,background .12s}
.btn:hover{background:var(--acc2);transform:translateY(-1px)}
.btn.ghost{background:var(--card);color:var(--fg)!important;border:1px solid var(--line)}
.btn.ghost:hover{background:var(--line)}
main{max-width:880px;margin:0 auto;padding:0 24px}
section{padding:44px 0;border-bottom:1px solid var(--line)}
h2{font-size:26px;letter-spacing:-.02em;margin-bottom:20px}
p{margin:10px 0;color:#3a3a3c}
.dltable{border:1px solid var(--line);border-radius:14px;overflow:hidden}
.dlrow{display:grid;grid-template-columns:200px 1fr;border-bottom:1px solid var(--line)}
.dlrow:last-child{border-bottom:0}
.dlk{padding:15px 18px;background:var(--card);font-weight:600;font-size:15px}
.dlv{padding:15px 18px;font-size:15px}
.shots{display:flex;gap:14px;overflow-x:auto;padding-bottom:8px}
.shots img{height:300px;border-radius:14px;border:1px solid var(--line);object-fit:cover}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;font-size:15px;line-height:1.5}
.card strong{display:block;margin-bottom:4px}
ol.steps{list-style:none;padding:0;counter-reset:s}
ol.steps li{display:flex;gap:14px;align-items:flex-start;margin:14px 0;font-size:16px}
ol.steps .n{flex:none;width:28px;height:28px;border-radius:50%;background:var(--acc);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px;margin-top:1px}
.twrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px}
table{border-collapse:collapse;width:100%;font-size:15px}
th{background:var(--card);text-align:left;padding:12px 16px;font-weight:700;border-bottom:1px solid var(--line)}
td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
.req{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
ul.files{list-style:none;padding:0}
ul.files li{padding:9px 14px;border:1px solid var(--line);border-bottom:0;font-size:15px}
ul.files li:first-child{border-radius:12px 12px 0 0}
ul.files li:last-child{border-bottom:1px solid var(--line);border-radius:0 0 12px 12px}
ul{padding-left:20px}ul li{margin:7px 0}
code{background:var(--code);padding:2px 7px;border-radius:6px;font:13px/1.4 ui-monospace,Menlo,monospace}
pre{background:#141416;color:#eee;padding:18px;border-radius:14px;overflow:auto;font:13px/1.5 ui-monospace,Menlo,monospace}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:10px 0}
details summary{cursor:pointer;font-weight:600;font-size:15.5px}
details p{margin-top:10px;color:var(--mut);font-size:15px}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
footer{max-width:880px;margin:0 auto;padding:44px 24px 60px;color:var(--mut);font-size:13.5px;text-align:center}
footer img{height:34px;width:34px;object-fit:contain;border-radius:8px;opacity:.9;margin-bottom:10px}
@media(max-width:640px){.dlrow{grid-template-columns:1fr}.dlk{padding-bottom:4px}.dlv{padding-top:6px}.cards{grid-template-columns:1fr}header{padding:52px 24px 40px}}
@media(prefers-color-scheme:dark){:root{--bg:#141416;--fg:#f2f2f7;--mut:#a0a0a5;--card:#1e1e21;--line:#2c2c30;--code:#2c2c30}nav{background:rgba(20,20,22,.85)}p{color:#d8d8dc}}