:root{--bg:#0d1117;--card:#151b23;--muted:#8b949e;--text:#e6edf3;--line:#30363d;--accent:#2f81f7;--ok:#3fb950;--bad:#f85149;--warn:#d29922}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#172033,#0d1117 55%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}.app{max-width:1180px;margin:0 auto;padding:18px}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.brand{font-weight:800;font-size:24px;color:var(--text)}.brand span{color:#79c0ff}.sub,.user,small{color:var(--muted)}a{color:#79c0ff;text-decoration:none}.card{background:rgba(21,27,35,.92);border:1px solid var(--line);border-radius:20px;padding:20px;margin-bottom:16px;box-shadow:0 16px 40px rgba(0,0,0,.25)}h1{margin:0 0 18px;font-size:28px}h2.group{margin:22px 6px 10px;color:#c9d1d9;font-size:18px}.login{max-width:420px;margin:60px auto}.center{text-align:center}label{display:block;margin:12px 0;font-weight:600}input,select,textarea{width:100%;margin-top:7px;padding:14px 12px;border-radius:12px;border:1px solid var(--line);background:#0d1117;color:var(--text);font-size:16px}button,.button{border:1px solid var(--line);border-radius:12px;padding:12px 16px;background:#21262d;color:var(--text);font-weight:700;cursor:pointer;display:inline-block}button.primary,.primary{background:linear-gradient(135deg,#2f81f7,#1f6feb);border-color:#2f81f7;color:white}.big{width:100%;font-size:18px;padding:16px}.lang{text-align:right}.lang button{margin-left:8px}.start-form{max-width:560px}.sticky-head{position:sticky;top:8px;z-index:3;display:flex;justify-content:space-between;align-items:center}.timer{font-size:28px;font-weight:800;color:#79c0ff}.item-title{font-size:18px;font-weight:800;margin-bottom:12px}.choices{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.choices label{margin:0}.choices input{display:none}.choices span{display:block;text-align:center;padding:14px 10px;border:1px solid var(--line);border-radius:14px;background:#0d1117}.choices input:checked+span{outline:2px solid var(--accent);background:#10213c}.note{margin-top:12px}.bottom-bar{position:sticky;bottom:0;background:linear-gradient(transparent,rgba(13,17,23,.95) 20%);padding:18px 0}.grid{display:grid;grid-template-columns:2fr 1fr;gap:16px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left;white-space:nowrap;vertical-align:top}th{color:var(--muted)}.admin-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.search{display:flex;gap:10px}.search input{margin:0}.mini-form{display:grid;gap:10px}.inline-form{display:flex;gap:6px}.inline-form input{min-width:120px;margin:0;padding:9px}.inline-form button{padding:9px}.alert{padding:12px;border-radius:12px;background:#3a1111;border:1px solid #7d2a2a;margin:10px 0}.neutral{background:#1b2430;border-color:var(--line)}.result{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;border-bottom:1px solid var(--line);padding:12px 0}.result small{grid-column:1/-1}.status{border-radius:999px;padding:5px 10px;font-weight:800}.status.ok{background:#12351f;color:#7ee787}.status.bad{background:#3a1111;color:#ff7b72}.status.na{background:#22272e;color:#c9d1d9}.small{width:70px}@media(max-width:760px){.app{padding:12px}.top{align-items:flex-start}.sub{display:none}.card{border-radius:16px;padding:16px}.grid{display:block}.choices{grid-template-columns:1fr}.sticky-head{top:0;border-radius:0;margin-left:-12px;margin-right:-12px}.brand{font-size:21px}h1{font-size:24px}table{font-size:14px}.search{display:block}.search button{margin-top:8px;width:100%}.inline-form{display:block}.inline-form button{margin-top:6px;width:100%}}@media print{body{background:white;color:black}.top,button,a,.bottom-bar{display:none}.card{box-shadow:none;border:0;color:black}.status{border:1px solid #999;color:black!important;background:white!important}}