:root{--bg:#f7f8fa;--fg:#14181f;--mute:#5b6472;--card:#fff;--line:#e2e6ec;--acc:#0b6bcb}
@media (prefers-color-scheme:dark){:root{--bg:#0e1116;--fg:#e8ecf2;--mute:#9aa4b2;--card:#171b22;--line:#262c36;--acc:#5aa9ff}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:760px;margin:0 auto;padding:20px 16px 48px}
header.top{display:flex;gap:14px;align-items:center;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--card)}
header.top a{color:var(--fg);text-decoration:none;font-weight:600}header.top a.brand{font-size:18px;margin-right:auto}
h1{font-size:28px;line-height:1.25;margin:.4em 0}h2{font-size:21px;margin:1.6em 0 .4em}
a{color:var(--acc)}.meta{color:var(--mute);font-size:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:12px 0}
.card h3{margin:.1em 0 .2em;font-size:19px}.card a.t{color:var(--fg);text-decoration:none}
.disc{border-left:4px solid #d9822b;background:var(--card);padding:10px 14px;margin:24px 0;font-size:14px;color:var(--mute)}
footer{border-top:1px solid var(--line);padding:18px 16px;text-align:center;color:var(--mute);font-size:13px}
footer a{color:var(--mute);margin:0 6px}
.chan{display:flex;gap:14px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin:16px 0}
.chan img{width:72px;height:72px;border-radius:50%;flex:none}.chan .cn{font-weight:700;font-size:18px}.chan p{margin:.3em 0 .6em;font-size:14px;color:var(--mute)}
.btns{display:flex;gap:8px;flex-wrap:wrap}.btn{display:inline-block;padding:7px 14px;border-radius:999px;border:1px solid var(--line);color:var(--fg);text-decoration:none;font-weight:600;font-size:14px}
.btn.yt{background:#d92d20;border-color:#d92d20;color:#fff}
.tools{margin:14px 0}.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.chip{border:1px solid var(--line);background:var(--card);color:var(--fg);padding:6px 14px;border-radius:999px;font:inherit;font-size:14px;cursor:pointer}
.chip.on{background:var(--acc);border-color:var(--acc);color:#fff}
.row{display:flex;gap:8px;flex-wrap:wrap}.row input,.row select{padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--fg);font:inherit;font-size:14px}.row input{flex:1;min-width:140px}
.post{display:flex;gap:14px;align-items:flex-start}.post .th{width:120px;height:80px;object-fit:cover;border-radius:8px;flex:none}
.pill{background:#fde8e6;color:#b42318;padding:1px 8px;border-radius:999px;font-size:12px;margin-left:4px}
.cover{width:100%;border-radius:12px;margin:10px 0}figure{margin:16px 0}figure img{max-width:100%;border-radius:10px}figcaption{font-size:13px;color:var(--mute)}
.video{position:relative;padding-top:56.25%;margin:16px 0}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:12px}
@media(max-width:480px){.post{flex-direction:column}.post .th{width:100%;height:150px}}