:root{--bg:#f4f6f9;--card:#fff;--fg:#14181f;--mute:#5b6472;--line:#e3e6eb;--acc:#2563eb;--acc-fg:#fff;--ok:#16794a;--err:#b42318;--warn:#a15c00;--shadow:0 1px 2px rgba(16,24,40,.06),0 4px 14px rgba(16,24,40,.06)}
@media(prefers-color-scheme:dark){:root{--bg:#0e1116;--card:#171b22;--fg:#e8ebf0;--mute:#9aa4b2;--line:#2a313c;--acc:#6ea0ff;--acc-fg:#0b1220;--ok:#4ade80;--err:#f87171;--warn:#fbbf24;--shadow:none}}
*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--fg);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--acc)}button,input,select,textarea{font:inherit;color:inherit}
header.top{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:10px 16px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
header.top .brand{font-weight:700;margin-right:8px}nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
nav a{padding:6px 10px;border-radius:8px;text-decoration:none;color:var(--mute)}nav a.on,nav a:hover{background:var(--bg);color:var(--fg)}
.who{display:flex;gap:10px;align-items:center;color:var(--mute);font-size:14px}.timer{font-variant-numeric:tabular-nums;padding:2px 8px;border:1px solid var(--line);border-radius:999px}.timer.paused{color:var(--warn)}
main{max-width:1180px;margin:0 auto;padding:20px 16px}h1{font-size:22px;margin:0 0 14px}h2{font-size:17px;margin:0 0 10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow);margin-bottom:16px}
.btn{display:inline-flex;gap:6px;align-items:center;padding:8px 14px;border:1px solid var(--line);border-radius:8px;background:var(--card);cursor:pointer}
.btn:hover{border-color:var(--acc)}.btn.pri{background:var(--acc);color:var(--acc-fg);border-color:var(--acc)}.btn.dan{color:var(--err)}.btn:disabled{opacity:.5;cursor:not-allowed}
input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}input:focus,select:focus,textarea:focus,.btn:focus-visible{outline:2px solid var(--acc);outline-offset:1px}
label{display:block;font-size:13px;color:var(--mute);margin:10px 0 4px}.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.login{max-width:380px;margin:12vh auto 0}.login h1{text-align:center}.hint{font-size:13px;color:var(--mute)}
.tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px;align-items:end}.tools>div{flex:1;min-width:140px}.tools .grow{flex:2}
.tablewrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}th{background:var(--bg);color:var(--mute);font-weight:600;cursor:pointer;user-select:none}
td.wrap{white-space:normal;min-width:180px}tr:last-child td{border-bottom:0}.pager{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-top:10px;flex-wrap:wrap;color:var(--mute);font-size:14px}.pager select{width:auto}
.badge{display:inline-block;padding:1px 8px;border-radius:999px;font-size:12px;border:1px solid var(--line)}.badge.ok{color:var(--ok)}.badge.err{color:var(--err)}.badge.warn{color:var(--warn)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}.game{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.game img,.game .noimg{width:100%;aspect-ratio:1;object-fit:cover;display:block;background:var(--bg)}.game .noimg{display:grid;place-items:center;color:var(--mute)}.game div.i{padding:10px}.game b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:grid;place-items:center;padding:16px;z-index:20}.modal{background:var(--card);border-radius:14px;max-width:560px;width:100%;max-height:90vh;overflow:auto;padding:20px;border:1px solid var(--line)}
.modal.wide{max-width:760px}.modal h2{margin-top:0}.modal .acts{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}.modal.err h2{color:var(--err)}.modal.ok h2{color:var(--ok)}
.ps{margin-top:10px;padding:10px 12px;border-left:4px solid var(--acc);background:var(--bg);border-radius:6px;font-size:13px}.ps code{font-weight:700}
.bar{height:8px;background:var(--bg);border-radius:99px;overflow:hidden;border:1px solid var(--line)}.bar i{display:block;height:100%;background:var(--acc);width:0}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;word-break:break-all}.sug{position:relative}.empty{padding:24px;text-align:center;color:var(--mute)}
.banner{padding:10px 14px;border-radius:10px;border:1px solid var(--warn);color:var(--warn);margin-bottom:14px}
@media(max-width:600px){header.top{padding:8px 12px}main{padding:14px 12px}}
.timer.warn{color:var(--warn);border-color:var(--warn)}.timer.err{color:var(--err);border-color:var(--err)}
ol{padding-left:20px;line-height:1.7}
.game{cursor:pointer;transition:transform .12s,border-color .12s,box-shadow .12s}.game:hover,.game:focus-visible{transform:translateY(-3px);border-color:var(--acc);box-shadow:0 6px 18px rgba(37,99,235,.25);outline:none}