:root{--bg:#F5F7F8;--surface:#FFFFFF;--text:#0F1A1F;--muted:#64748B;--line:#E2E8EC;--primary:#0E7C86;--primary-text:#FFFFFF;--warn:#D97706;--radius:12px}
@media (prefers-color-scheme:dark){:root{--bg:#0B1215;--surface:#131C21;--text:#E6EEF1;--muted:#8FA3AD;--line:#22303A;--primary:#2DD4BF;--primary-text:#0B1215}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--primary)}
.wrap{max-width:820px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line);background:var(--surface)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:18px;color:var(--text);text-decoration:none}
.brand svg{width:32px;height:32px;display:block}
nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:15px}
nav a{color:var(--muted);text-decoration:none}
nav a:hover,nav a[aria-current]{color:var(--text)}
nav .lang{border:1px solid var(--line);border-radius:999px;padding:2px 12px;color:var(--text)}
main{padding:36px 0 56px}
h1{font-size:30px;line-height:1.25;margin:0 0 8px}
h2{font-size:21px;margin:36px 0 8px;line-height:1.3}
h3{font-size:17px;margin:22px 0 6px}
p,li{margin:0 0 12px}
ul,ol{padding-left:22px;margin:0 0 14px}
.muted{color:var(--muted);font-size:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin:18px 0}
.card p:last-child,.card ul:last-child{margin-bottom:0}
.note{border-left:3px solid var(--warn)}
.table-wrap{overflow-x:auto;margin:14px 0}
table{border-collapse:collapse;width:100%;min-width:560px;background:var(--surface);border:1px solid var(--line);font-size:14.5px}
th,td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line)}
th{font-weight:600;background:var(--bg)}
.hero{padding:12px 0 4px}
.hero p.lead{font-size:19px;color:var(--muted);max-width:640px}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.badge{border:1px solid var(--line);border-radius:999px;padding:4px 14px;font-size:14px;background:var(--surface)}
.btn{display:inline-block;background:var(--primary);color:var(--primary-text);padding:10px 20px;border-radius:var(--radius);text-decoration:none;font-weight:600}
footer{border-top:1px solid var(--line);background:var(--surface);padding:22px 0;font-size:14px;color:var(--muted)}
footer .wrap{display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap}
footer a{color:var(--muted)}
@media (max-width:520px){h1{font-size:25px}main{padding-top:24px}}