:root{--bg:#fff;--fg:#14213d;--mut:#5b6b7f;--pri:#0b5ed7;--acc:#13a89e;--card:#f5f8fb;--bd:#dfe7ef;--warn:#fff7e0}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--fg);background:var(--bg)}
a{color:var(--pri)}img{max-width:100%;height:auto}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
header.top{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--bd);z-index:10}
.nav{display:flex;align-items:center;gap:22px;height:64px}
.logo{font-weight:800;font-size:20px;color:var(--fg);text-decoration:none}.logo span{color:var(--acc)}
.nav a.l{color:var(--fg);text-decoration:none;font-weight:600;font-size:15px}
.nav a.l:hover{color:var(--pri)}.sp{flex:1}
.hero{background:linear-gradient(135deg,#0b2545,#13a89e);color:#fff;padding:64px 0}
.hero h1{font-size:clamp(30px,5vw,46px);line-height:1.15;margin:0 0 14px}.hero p{font-size:19px;max-width:640px;margin:0 0 22px;opacity:.95}
.btn{display:inline-block;background:var(--pri);color:#fff!important;padding:11px 20px;border-radius:8px;font-weight:700;text-decoration:none}
.btn.alt{background:#fff;color:var(--fg)!important}
.sbox{display:flex;gap:8px;max-width:520px}.sbox input{flex:1;padding:12px 14px;border-radius:8px;border:0;font-size:16px}
.sec{padding:44px 0}.sec h2{margin:0 0 18px;font-size:26px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:18px;text-decoration:none;color:var(--fg);display:block}
.card:hover{border-color:var(--pri)}.card h3{margin:0 0 6px;font-size:18px}.card p{margin:0;color:var(--mut);font-size:15px}
.badge{display:inline-block;font-size:12px;font-weight:700;background:#e3f1ff;color:#0b4a9e;border-radius:99px;padding:2px 9px;margin:6px 4px 0 0}
.badge.d{background:#fff0d6;color:#8a5300}
.crumbs{font-size:14px;color:var(--mut);padding:16px 0 0}.crumbs a{color:var(--mut)}
article{padding:10px 0 50px}article h1{font-size:clamp(28px,4.5vw,40px);line-height:1.2;margin:12px 0 10px}
article h2{margin:34px 0 10px;font-size:26px}article h3{margin:24px 0 6px;font-size:20px}
.meta{color:var(--mut);font-size:14px;margin-bottom:14px}
.disc{background:var(--warn);border:1px solid #f1dc9c;border-radius:8px;padding:10px 14px;font-size:14px;margin:14px 0}
.note{background:var(--card);border-left:4px solid var(--acc);padding:12px 16px;border-radius:6px;margin:16px 0}
.tw{overflow-x:auto;margin:16px 0}table{border-collapse:collapse;width:100%;min-width:560px;font-size:15px}
th,td{border:1px solid var(--bd);padding:9px 12px;text-align:left;vertical-align:top}th{background:var(--card)}
.hero-img,.post-img{border-radius:12px;margin:10px 0 16px;width:100%}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}.filters input,.filters select{padding:10px;border:1px solid var(--bd);border-radius:8px;font-size:15px}
footer{background:#0b2545;color:#cfe0f2;padding:34px 0;margin-top:30px;font-size:14px}footer a{color:#fff;margin-right:16px}
@media(max-width:720px){.nav{gap:14px;overflow-x:auto}.hero{padding:44px 0}}

.nav a.langsw{border:1px solid var(--bd);border-radius:99px;padding:2px 12px;background:var(--card);white-space:nowrap}