:root{--dk-bg:#0f1218;--dk-sf:#171b24;--dk-tx:#e6e9ef;--dk-mt:#9aa3b2;--dk-pr:#1d4ed8;--dk-r:8px;--dk-bd:#2a3140;--dk-w:1160px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--dk-bg);color:var(--dk-tx);font:17px/1.7 -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif}
a{color:var(--dk-pr);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:-apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;line-height:1.3;color:var(--dk-tx)}
.wrap{max-width:var(--dk-w);margin:0 auto;padding:0 16px}
.dk-hd{background:var(--dk-pr);border-bottom:1px solid var(--dk-bd)}
.dk-hd .wrap{display:flex;gap:20px;align-items:center;justify-content:space-between;min-height:64px}
.dk-brand{display:flex;align-items:center;gap:10px;font:700 21px/1.2 -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;color:#fff}
.dk-brand img{width:36px;height:36px;object-fit:contain;border-radius:6px}
.dk-nav{display:flex;flex-wrap:wrap;gap:4px 18px;font-size:15px}
.dk-nav a{color:rgba(255,255,255,.92);padding:6px 0}
.dk-crumb{font-size:14px;color:var(--dk-mt);margin:18px 0 6px}.dk-crumb a{color:var(--dk-mt)}
.dk-main{display:grid;gap:36px;margin:24px auto 48px;grid-template-columns:minmax(0,1fr) 300px}

.dk-side h3{font-size:16px;margin:0 0 10px;text-transform:uppercase;letter-spacing:.04em}
.dk-side ul{list-style:none;margin:0 0 28px;padding:0}.dk-side li{padding:7px 0;border-bottom:1px solid var(--dk-bd);font-size:15px;line-height:1.45}
.dk-card{background:var(--dk-sf);border-radius:var(--dk-r);overflow:hidden;border:1px solid var(--dk-bd)}
.dk-card img{aspect-ratio:16/9;object-fit:cover;width:100%;background:var(--dk-bd)}
.dk-card .in{padding:14px 16px 18px}.dk-card h3{font-size:18px;margin:4px 0 8px}.dk-card h3 a{color:var(--dk-tx)}
.dk-card p{margin:0;color:var(--dk-mt);font-size:15px;line-height:1.55}
.dk-tag{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--dk-pr)}
.dk-grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.dk-row{display:grid;grid-template-columns:200px minmax(0,1fr);gap:18px;padding:18px 0;border-bottom:1px solid var(--dk-bd)}
.dk-row img{aspect-ratio:4/3;object-fit:cover;border-radius:var(--dk-r)}.dk-row h3{margin:2px 0 6px;font-size:20px}.dk-row h3 a{color:var(--dk-tx)}.dk-row p{margin:0;color:var(--dk-mt);font-size:15px}
.dk-lead{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:22px;margin-bottom:30px}
.dk-lead .big h2{font-size:28px;margin:10px 0}.dk-lead .big img{aspect-ratio:16/9;object-fit:cover;border-radius:var(--dk-r)}
.dk-sec{margin:34px 0 14px;display:flex;justify-content:space-between;align-items:baseline;border-bottom:2px solid var(--dk-pr);padding-bottom:6px}.dk-sec h2{margin:0;font-size:22px}
.dk-intro{padding:30px 0 6px}.dk-intro h1{margin:0 0 8px;font-size:34px}.dk-intro p{margin:0;color:var(--dk-mt);max-width:720px}
.dk-art{background:var(--dk-sf);min-width:0}
.dk-art h1{font-size:34px;margin:6px 0 12px}.dk-meta{color:var(--dk-mt);font-size:14px;margin-bottom:18px}
.dk-art .hero{border-radius:var(--dk-r);margin:0 0 22px;aspect-ratio:16/9;object-fit:cover;width:100%}
.dk-body h2{font-size:25px;margin:34px 0 12px}.dk-body h3{font-size:20px;margin:26px 0 10px}
.dk-body table{border-collapse:collapse;width:100%;margin:18px 0;font-size:15px;display:block;overflow-x:auto}
.dk-body th,.dk-body td{border:1px solid var(--dk-bd);padding:9px 11px;text-align:left;vertical-align:top}.dk-body th{background:var(--dk-bg)}
.dk-body blockquote{margin:20px 0;padding:12px 18px;border-left:4px solid var(--dk-pr);background:var(--dk-bg)}
.dk-toc{background:var(--dk-bg);border:1px solid var(--dk-bd);border-radius:var(--dk-r);padding:14px 18px;margin:0 0 24px;font-size:15px}
.dk-toc b{display:block;margin-bottom:6px}.dk-toc ol{margin:0;padding-left:20px}
.dk-faq details{border-bottom:1px solid var(--dk-bd);padding:10px 0}.dk-faq summary{cursor:pointer;font-weight:600}
.dk-rel{margin-top:40px}
.dk-pg{display:flex;gap:8px;margin:28px 0;flex-wrap:wrap}.dk-pg a,.dk-pg span{padding:6px 12px;border:1px solid var(--dk-bd);border-radius:var(--dk-r)}.dk-pg span{background:var(--dk-pr);color:#fff}
.btn{display:inline-block;padding:9px 18px;background:var(--dk-pr);color:#fff;border-radius:var(--dk-r)}
.notfound{padding:80px 16px;text-align:center}
.dk-ft{border-top:1px solid var(--dk-bd);background:var(--dk-sf);padding:30px 0;font-size:14px;color:var(--dk-mt)}
.dk-ft .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px}.dk-ft a{color:var(--dk-mt);margin-right:14px}

@media (max-width:860px){.dk-main{grid-template-columns:minmax(0,1fr)}.dk-side{order:2}.dk-lead{grid-template-columns:1fr}.dk-row{grid-template-columns:110px minmax(0,1fr);gap:12px}.dk-row h3{font-size:17px}.dk-row p{display:none}.dk-art{padding:0}.dk-art h1,.dk-intro h1{font-size:27px}.dk-hd .wrap{flex-direction:column;align-items:flex-start;padding-top:12px;padding-bottom:10px}}