:root{--navy:#12233f;--blue:#2457d6;--teal:#0d9488;--ink:#19243a;--muted:#6d7890;--line:#e5eaf2;--paper:#fff;--bg:#f4f7fb;--red:#b42318;--green:#087443}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}.topbar{height:72px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 max(calc((100vw - 1080px)/2),24px);box-shadow:0 5px 20px #12233f18}.brand{display:flex;align-items:center;gap:11px;color:white;text-decoration:none;font-size:18px;font-weight:800}.brand small{display:block;font-size:11px;font-weight:500;color:#b8c7e2}.brand-mark{display:grid;place-items:center;background:#56d5c5;color:#092c3d;width:39px;height:39px;border-radius:12px;font-weight:900}.topbar nav{display:flex;gap:20px;align-items:center}.topbar nav a{color:#dae5fa;text-decoration:none}.topbar .nav-button{border:1px solid #7184a6;border-radius:9px;padding:7px 13px}.user-label{color:#fff}.container{width:min(1080px,calc(100% - 36px));margin:36px auto 70px}.page-title{display:flex;justify-content:space-between;align-items:end;margin-bottom:24px}.page-title h1{font-size:30px;letter-spacing:-.7px;margin:0;color:var(--navy)}.eyebrow{font-size:11px;font-weight:800;letter-spacing:1.5px;color:var(--teal);margin:0 0 6px}.footer{text-align:center;padding:25px;color:#8490a4;font-size:12px}.card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:23px;box-shadow:0 8px 24px #1b2d4a08;margin-bottom:18px}.card h2,.card h3{color:var(--navy);margin:0 0 15px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.stat{padding:18px;background:#eef4ff;border-radius:13px}.stat b{display:block;font-size:28px;color:var(--navy)}.stat span{font-size:13px;color:var(--muted)}label{display:block;font-weight:650;color:#34415a;margin:12px 0 6px}input,select,textarea{width:100%;border:1px solid #d4dce8;border-radius:9px;padding:11px 12px;background:#fff;color:var(--ink);font:inherit}input:focus,textarea:focus,select:focus{outline:3px solid #2457d622;border-color:var(--blue)}textarea{min-height:88px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:9px;background:var(--blue);color:#fff;text-decoration:none;padding:10px 15px;font:inherit;font-weight:700;cursor:pointer}.btn:hover{filter:brightness(.94)}.btn.secondary{background:#e9effb;color:var(--navy)}.btn.danger{background:#fff0ef;color:var(--red)}.btn.small{padding:6px 10px;font-size:13px}.actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-top:16px}.alert{padding:12px 15px;border-radius:10px;margin:0 0 18px;background:#e8f7f1;color:var(--green)}.alert.error{background:#fff0ef;color:var(--red)}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;min-width:600px}th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}.badge{display:inline-block;border-radius:99px;padding:3px 9px;background:#eef1f6;color:#546076;font-size:12px;font-weight:700}.badge.live{background:#e1f6ef;color:#087443}.muted{color:var(--muted)}.exam-card{display:flex;justify-content:space-between;gap:18px;align-items:center}.exam-card h3{margin:0 0 5px}.exam-meta{color:var(--muted);font-size:13px}.login-shell{max-width:460px;margin:8vh auto}.login-shell .card{padding:30px}.question{padding:18px 0;border-bottom:1px solid var(--line)}.question:last-child{border-bottom:0}.question-title{font-weight:700;margin-bottom:12px}.option{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;margin:6px 0;border:1px solid var(--line);border-radius:10px;cursor:pointer}.option input{width:auto;margin-top:5px}.timer{position:sticky;top:10px;z-index:3;margin:0 0 18px auto;width:max-content;background:var(--navy);color:#fff;padding:10px 16px;border-radius:11px;font-variant-numeric:tabular-nums;font-weight:800;box-shadow:0 5px 18px #12233f30}.timer.warning{background:#b42318}.saving{font-size:12px;color:var(--muted);margin-left:auto}.inline-form{display:inline}.empty{padding:30px;text-align:center;color:var(--muted)}.small-note{font-size:13px;color:var(--muted)}@media(max-width:700px){.topbar{padding:0 16px;height:64px}.topbar nav{gap:10px}.user-label{display:none}.container{width:calc(100% - 24px);margin-top:24px}.grid,.grid-3,.form-row{grid-template-columns:1fr}.page-title h1{font-size:25px}.card{padding:17px}.exam-card{align-items:flex-start;flex-direction:column}}