:root{--bg:#f8fafc;--fg:#0f172a;--mut:#475569;--bd:#e2e8f0;--card:#fff;--ac:#4f46e5;--acfg:#fff}
@media (prefers-color-scheme:dark){:root{--bg:#0b1120;--fg:#f1f5f9;--mut:#a3b1c6;--bd:#ffffff1a;--card:#131c2e;--ac:#818cf8;--acfg:#0b1120}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 Inter,"Segoe UI",system-ui,-apple-system,sans-serif}
a{color:var(--ac)}
.ust{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--bd);background:var(--card)}
.ust nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:14px}
.ust nav a{text-decoration:none;color:var(--mut)}
.ust nav a[aria-current=page],.ust nav a:hover{color:var(--fg)}
.marka{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--fg);text-decoration:none}
.marka img{border-radius:7px}
.dugme{display:inline-block;background:var(--ac);color:var(--acfg)!important;padding:7px 14px;border-radius:8px;font-weight:600;text-decoration:none}
.dugme.buyuk{padding:11px 22px;font-size:16px}
main{max-width:780px;margin:0 auto;padding:28px 16px 40px}
h1{font-size:clamp(26px,5vw,38px);line-height:1.2;margin:8px 0 14px}
h2{font-size:22px;margin:32px 0 10px}
.giris{font-size:18px;color:var(--mut)}
.kirinti{font-size:14px;color:var(--mut)}
.kirinti a{text-decoration:none}
li{margin:6px 0}
details{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:10px 14px;margin:8px 0}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 2px;color:var(--mut)}
footer{max-width:780px;margin:0 auto;padding:20px 16px 40px;border-top:1px solid var(--bd);color:var(--mut);font-size:13px}