:root{color-scheme:light dark;--bg:#f7f7f4;--fg:#202220;--line:#d0d2cd;--card:#fff;--muted:#666}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}header{display:flex;justify-content:space-between;gap:20px;align-items:center;border-bottom:1px solid var(--line);padding:24px 4vw}nav{display:flex;gap:24px;align-items:center}main{max-width:1250px;margin:40px auto;padding:0 24px 70px}h1{font-size:28px;font-weight:500}h2{font-size:20px;font-weight:500}small,p{color:var(--muted)}label{display:block;margin:20px 0}label small{display:block}input:not([type=checkbox]),textarea{display:block;width:100%;background:var(--card);color:var(--fg);border:1px solid var(--line);border-radius:5px;padding:12px;font:inherit;margin-top:6px}input[type=date]{max-width:260px}button,.button{display:inline-block;border:1px solid var(--line);border-radius:6px;padding:10px 16px;background:var(--card);color:var(--fg);font:inherit;cursor:pointer}button:hover,.button:hover{border-color:var(--fg);text-decoration:none}.heading,.actions,.search{display:flex;align-items:center;gap:14px}.heading{justify-content:space-between}.search input{margin:0}.posts,.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;margin:30px 0}.post,.media{border:1px solid var(--line);background:var(--card);padding:14px;border-radius:8px}.post img,.video-placeholder{width:100%;height:200px;object-fit:contain;background:var(--bg);border-radius:4px}.post strong,.post span{display:block;margin-top:7px}.post span{font-size:12px;color:var(--muted)}.media img,.media video{width:100%;max-height:280px;object-fit:contain}.media input{min-width:0}.media .check{display:flex;gap:8px}.notice{padding:15px;border:1px solid var(--line);border-radius:6px;color:var(--fg)}.login{max-width:500px;margin:100px auto}details{margin-top:30px}.actions{flex-wrap:wrap;position:sticky;bottom:0;padding:16px 0;background:var(--bg)}@media(prefers-color-scheme:dark){:root{--bg:#141615;--fg:#eee;--line:#3b403c;--card:#202420;--muted:#a1aaa3}}@media(max-width:600px){header{align-items:flex-start}nav{flex-direction:column;gap:10px}main{padding:0 16px 40px}.heading h1{font-size:23px}}