:root{--bg:#0b1220;--panel:#111a2d;--panel2:#17223a;--border:#26344f;--text:#e8eefc;--muted:#9fb0cf;--accent:#67e8f9;--ok:#34d399;--warn:#fbbf24;--danger:#fb7185;--shadow:0 18px 50px rgba(0,0,0,.25);--radius:18px}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(circle at top left,#182544 0,#0b1220 48%,#070c15 100%);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body.lock-ui{user-select:none;-webkit-user-select:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.wrap{max-width:1180px;margin:auto;padding:22px}.top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px}.brand{font-weight:900;letter-spacing:.4px}.brand small{display:block;color:var(--muted);font-weight:500;margin-top:3px}.pill{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border:1px solid var(--border);background:#0c1526;border-radius:999px;font-size:13px;color:var(--muted)}.btn{border:1px solid var(--border);background:#15213a;color:var(--text);padding:10px 14px;border-radius:12px;transition:.15s}.btn:hover{transform:translateY(-1px);filter:brightness(1.08)}.btn.primary{background:#164e63;border-color:#1f788f}.btn.danger{background:#4c1d2a;border-color:#7f1d38}.btn.ok{background:#123f35;border-color:#1a6f58}.card{background:rgba(17,26,45,.92);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:20px}.grid{display:grid;gap:16px}.grid2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid3{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:850px){.grid2,.grid3{grid-template-columns:1fr}.wrap{padding:14px}}.muted{color:var(--muted)}.title{font-size:28px;font-weight:900;margin:0 0 6px}.subtitle{margin:0 0 18px;color:var(--muted)}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.space{justify-content:space-between}.input,.textarea,.select{width:100%;padding:11px 12px;border-radius:12px;border:1px solid var(--border);background:#0a1322;color:var(--text);outline:none}.textarea{min-height:92px;resize:vertical}.field{display:grid;gap:7px}.field label{font-size:13px;color:var(--muted)}.checks{display:flex;gap:16px;flex-wrap:wrap}.check{display:flex;gap:8px;align-items:center;color:var(--muted)}.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}@media(max-width:850px){.hero{grid-template-columns:1fr}}.login{min-height:100vh;display:grid;place-items:center;padding:20px}.loginbox{width:min(460px,100%)}.notice{border-radius:14px;border:1px solid var(--border);padding:12px 14px;background:#0c1628;color:var(--muted);font-size:14px}.notice.warn{border-color:#7c5a16;color:#f7d78a}.notice.danger{border-color:#7f1d38;color:#fecdd3}.stat{padding:18px;border:1px solid var(--border);border-radius:16px;background:#0d1729}.stat b{font-size:27px}.list{display:grid;gap:10px}.item{padding:15px;border:1px solid var(--border);border-radius:15px;background:#0d1729}.item h3{margin:0 0 6px}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:14px}.table{width:100%;border-collapse:collapse;min-width:760px}.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;font-size:13px}.table th{color:var(--muted);background:#0c1526}.modal-back{position:fixed;inset:0;background:rgba(0,0,0,.7);display:grid;place-items:center;padding:18px;z-index:50}.modal{width:min(900px,100%);max-height:92vh;overflow:auto}.exambar{position:sticky;top:0;z-index:20;padding:10px 0;background:linear-gradient(#0b1220 70%,transparent);backdrop-filter:blur(10px)}.timer{font-variant-numeric:tabular-nums;font-size:22px;font-weight:900}.qnav{display:flex;gap:7px;flex-wrap:wrap}.qdot{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:#0c1526;color:var(--muted)}.qdot.active{border-color:var(--accent);color:var(--text)}.qdot.done{background:#123f35;color:#a7f3d0}.question{font-size:19px;line-height:1.5;margin:0 0 16px}.option{display:flex;gap:12px;align-items:flex-start;padding:14px;border:1px solid var(--border);border-radius:13px;background:#0d1729;margin:10px 0}.option:hover{border-color:#446082}.option input{margin-top:4px}.media-preview{width:100%;max-height:240px;object-fit:cover;border-radius:14px;border:1px solid var(--border);background:#000}.footer-note{margin-top:20px;text-align:center;color:var(--muted);font-size:12px}.toast{position:fixed;right:16px;bottom:16px;z-index:100;background:#0d1729;border:1px solid var(--border);padding:12px 14px;border-radius:12px;box-shadow:var(--shadow);max-width:min(420px,calc(100vw - 32px))}.danger-text{color:#fecdd3}.ok-text{color:#a7f3d0}.warn-text{color:#fde68a}