:root{--bg:#eef5f3;--card:#fff;--text:#12332b;--muted:#6b7b77;--primary:#00856f;--primary2:#0fb59b;--danger:#d93131;--warning:#f59e0b;--border:#d8e6e2;--shadow:0 12px 35px rgba(15,45,38,.12)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:linear-gradient(135deg,#e8fff9,#f7fbff);color:var(--text)}a{color:var(--primary);text-decoration:none}.topbar{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;padding:14px 6vw}.brand{display:flex;align-items:center;gap:12px}.brand small{display:block;color:var(--muted);font-size:12px}.logo{width:52px;height:52px;object-fit:contain;border-radius:14px;background:#fff;border:1px solid var(--border);padding:4px}.topbar nav{display:flex;gap:10px}.topbar nav a,.btn{border:0;border-radius:14px;padding:10px 14px;background:#e7f7f3;color:#075e51;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:8px}.btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}.btn.danger{background:#fee2e2;color:#991b1b}.btn.gray{background:#eef2f7;color:#334155}.container{width:min(1180px,92vw);margin:28px auto}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch}.card{background:rgba(255,255,255,.94);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);padding:24px}.hero h1{font-size:clamp(30px,5vw,58px);line-height:1.02;margin:10px 0}.badge{display:inline-block;padding:8px 12px;border-radius:999px;background:#dffaf4;color:#006a59;font-weight:800}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.col-3{grid-column:span 3}.col-4{grid-column:span 4}.col-6{grid-column:span 6}.col-8{grid-column:span 8}.col-12{grid-column:span 12}.stat{padding:18px;border-radius:18px;background:linear-gradient(135deg,#fff,#effffb);border:1px solid var(--border)}.stat b{font-size:30px;display:block}label{display:block;margin:12px 0 6px;font-weight:800}input,select,textarea{width:100%;padding:12px 14px;border-radius:14px;border:1px solid var(--border);background:#fff;font:inherit}textarea{min-height:110px}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:18px}table{border-collapse:collapse;width:100%;background:#fff}th,td{padding:12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{background:#eefaf7;color:#064e43}.admin-layout{display:grid;grid-template-columns:240px 1fr;gap:18px}.sidebar{position:sticky;top:92px;align-self:start}.sidebar a{display:block;padding:12px;border-radius:14px;margin:6px 0;background:#f4fbf9;font-weight:750}.alert{padding:14px 16px;border-radius:16px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;margin:12px 0}.success{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}.dangerbox{background:#fef2f2;border-color:#fecaca;color:#991b1b}.question-box{margin:18px 0;padding:20px;border-radius:20px;background:#fff;border:1px solid var(--border);box-shadow:0 8px 20px rgba(0,0,0,.04)}.options label{display:flex;gap:10px;align-items:flex-start;padding:12px;border:1px solid var(--border);border-radius:14px;margin:10px 0;cursor:pointer}.options input{width:auto;margin-top:3px}.timer{position:sticky;top:86px;z-index:4;display:flex;justify-content:space-between;gap:12px;align-items:center;background:#063f36;color:#fff;padding:14px 18px;border-radius:20px;box-shadow:var(--shadow)}.pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:#e7f7f3;color:#075e51;font-weight:800;font-size:12px}.footer{text-align:center;padding:30px;color:var(--muted)}@media(max-width:850px){.hero,.admin-layout{grid-template-columns:1fr}.grid{grid-template-columns:1fr}.col-3,.col-4,.col-6,.col-8,.col-12{grid-column:span 1}.topbar{align-items:flex-start;gap:10px;flex-direction:column}.sidebar{position:static}.topbar nav{flex-wrap:wrap}.card{padding:18px}}@media print{.topbar,.sidebar,.footer,.no-print,.btn{display:none!important}.container{width:100%;margin:0}.card{box-shadow:none;border:0}.admin-layout{display:block}body{background:#fff}}
.exam-banner{width:100%;max-height:220px;object-fit:cover;border-radius:20px;border:1px solid var(--border);background:#fff;margin:0 0 20px;display:block}.exam-page-info{display:flex;justify-content:space-between;gap:12px;align-items:center;background:#eefaf7;border:1px solid var(--border);border-radius:16px;padding:12px 14px;margin:12px 0 18px;font-weight:800;color:#075e51}.exam-nav{display:flex;gap:12px;justify-content:space-between;align-items:center;margin-top:20px;position:sticky;bottom:14px;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:18px;padding:12px;box-shadow:var(--shadow)}select[size="1"]{max-height:52px}@media(max-width:700px){.exam-nav{flex-wrap:wrap}.exam-nav .btn{flex:1;justify-content:center}.exam-banner{max-height:150px}.timer{font-size:14px;align-items:flex-start;flex-direction:column;position:static}.exam-page-info{flex-direction:column;align-items:flex-start}}

.section-title{margin:22px 0 12px;padding:14px 18px;border-radius:18px;background:#e7f7f2;color:#06352e;font-weight:900;font-size:22px;border:1px solid #cde8e1}