:root{font-family:Arial,Tahoma,sans-serif;color:#152a3f;background:#edf3f7}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.52;cursor:not-allowed}[hidden]{display:none!important}.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:#fff}.auth-art{background:linear-gradient(135deg,#092c53,#0b568c);color:#fff;padding:clamp(32px,6vw,90px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.auth-art img{width:90px;background:white;border-radius:14px;padding:7px}.auth-art span{font-size:11px;letter-spacing:.2em;margin-top:48px}.auth-art h1{font-size:clamp(32px,4vw,58px);line-height:1.2;margin:20px 0;max-width:660px}.auth-art p{color:#bbd5e5}.art-line{height:3px;width:90px;background:#1bb9c5;margin:40px 0 16px}.auth-art small{color:#b9dbe6}.auth-card{width:min(420px,calc(100% - 48px));margin:auto;direction:ltr;text-align:left}.eyebrow{font-size:11px;letter-spacing:.2em;font-weight:bold;color:#087f9b}.auth-card h2{font-size:34px;margin:17px 0 10px}.auth-card p{color:#667a89;line-height:1.7}.auth-card form{margin-top:30px}.auth-card label{display:block;font-size:13px;font-weight:bold;margin-bottom:9px}.auth-card input{width:100%;padding:15px;border:1px solid #b8cad7;border-radius:9px;outline-color:#158ab9}.auth-card button,.primary{background:#094c7b;color:#fff;border:0;border-radius:9px;padding:14px 20px;font-weight:bold}.auth-card form button:not(.ghost){display:flex;justify-content:space-between;width:100%;margin-top:15px}.auth-card .ghost{background:transparent;color:#0c6b91;padding:15px 0}#message{min-height:25px;color:#b43e38;font-size:12px}.exam{min-height:100vh;max-width:1500px;margin:auto;background:#f3f7fa}.exam-header{background:#0a3158;color:#fff;padding:14px clamp(18px,3vw,45px);display:flex;justify-content:space-between;align-items:center;gap:16px}.exam-brand{display:flex;align-items:center;gap:15px}.exam-brand img{width:47px;height:47px;object-fit:contain;background:#fff;border-radius:7px;padding:3px}.exam-brand strong{display:block;font-size:14px}.exam-brand small{color:#aad2e0;font-size:10px;letter-spacing:.1em}.header-tools{display:flex;align-items:center;gap:15px}.timer{background:#164f7c;border:1px solid #4586ac;border-radius:8px;padding:9px 14px;font-variant-numeric:tabular-nums;font-size:20px;font-weight:700;direction:ltr}.timer.urgent{background:#a93e31}.quiet{background:transparent;color:#cee5ef;border:1px solid #5f8fab;border-radius:6px;padding:8px 11px}.overview{background:#fff;border-bottom:1px solid #d8e4eb;padding:23px clamp(18px,3vw,45px)}.overview h1{margin:0 0 9px;font-size:24px}.overview p{margin:0;color:#607c8e;font-size:13px}.progress{height:7px;background:#dfeaf0;border-radius:10px;margin-top:18px;overflow:hidden}.progress i{display:block;height:100%;background:#11a7bb}.layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:21px;padding:25px clamp(18px,3vw,45px)}.question-nav{background:#fff;border:1px solid #dae5eb;border-radius:12px;padding:19px;height:max-content;position:sticky;top:18px}.question-nav h2{font-size:14px;margin:0 0 15px}.question-nav p{font-size:11px;color:#617d8c}.nav-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.nav-grid button{border:1px solid #d2e1e8;background:#f6f9fb;border-radius:7px;height:34px;color:#44657a}.nav-grid button.done{background:#dcf2ee;border-color:#8fd5c8;color:#006958}.nav-grid button.active{background:#0d6095;color:#fff;border-color:#0d6095}.question-card{background:#fff;border:1px solid #d6e4eb;border-radius:12px;padding:clamp(20px,3vw,40px);min-height:480px;box-shadow:0 9px 30px #143e6210}.q-top{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12px;color:#56768a}.pill{background:#e2f0f7;color:#09638d;padding:7px 11px;border-radius:30px;font-weight:700}.q-title{font-size:22px;line-height:1.65;margin:28px 0;max-width:850px}.choices{display:grid;gap:11px}.choice{display:flex;align-items:center;gap:11px;padding:15px 17px;border:1px solid #d2e0e9;border-radius:9px;cursor:pointer}.choice:has(input:checked){background:#eaf7fb;border-color:#1485b0}.choice input{accent-color:#087eb0}.number-input{padding:15px;width:min(320px,100%);border:1px solid #bdd0dc;border-radius:8px;direction:ltr;text-align:left}.text-input{width:100%;min-height:240px;resize:vertical;padding:17px;border:1px solid #bdd0dc;border-radius:8px;line-height:1.65}.q-bottom{border-top:1px solid #e3ebef;margin-top:32px;padding-top:20px;display:flex;justify-content:space-between;align-items:center;gap:12px}.q-bottom small{color:#668194}.q-bottom button,.actions button{border:1px solid #aac4d4;background:#fff;color:#18577f;padding:11px 17px;border-radius:8px}.q-bottom button.primary,.actions .primary{color:white;background:#0d5c93;border-color:#0d5c93}.actions{display:flex;gap:8px;margin-top:22px;flex-wrap:wrap}.notice{background:#e8f3f8;padding:25px;border-radius:10px;max-width:750px;line-height:1.7}.notice h2{margin-top:0}.result{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}.result div{background:#fff;padding:20px;border:1px solid #d5e3e9;border-radius:10px}.result strong{display:block;font-size:26px;color:#0d5c93;margin-top:10px}@media(max-width:850px){.auth{grid-template-columns:1fr}.auth-art{min-height:220px}.auth-art span,.auth-art .art-line,.auth-art small{display:none}.auth-art h1{font-size:28px;margin-bottom:0}.auth-card{padding:35px 0}.layout{grid-template-columns:1fr}.question-nav{position:static}.result{grid-template-columns:1fr}}@media(max-width:520px){.exam-header{flex-wrap:wrap}.overview h1{font-size:20px}.q-title{font-size:18px}.q-bottom{flex-wrap:wrap}}
.admin-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:18px;padding:22px}.admin-list,.admin-detail{background:#fff;border:1px solid #d7e5ed;border-radius:12px;padding:20px;min-width:0}.admin-list h2,.admin-detail h2{font-size:20px;margin:0 0 8px}.admin-list p,.admin-detail>p{color:#658092;font-size:12px;line-height:1.6}.candidate-list{display:grid;gap:6px;max-height:70vh;overflow:auto;margin-top:18px}.candidate-list button{background:#f4f8fa;text-align:left;border:1px solid #dae6ec;padding:10px;border-radius:7px}.candidate-list button.active{border-color:#087fad;background:#e7f5fa}.candidate-list strong,.candidate-list small{display:block}.candidate-list small{color:#647e8e;margin-top:4px;font-size:10px}.review-case{border-top:4px solid #0d6498;background:#f8fbfd;padding:20px;margin:18px 0}.review-case h3{margin:0 0 12px}.review-case p{line-height:1.6}.answer-copy{white-space:pre-wrap;line-height:1.7;background:#fff;border:1px solid #d4e3e9;border-radius:8px;padding:16px;min-height:90px;margin:13px 0}.review-case small{color:#496a7e}.grade-form{display:flex;align-items:end;gap:10px;flex-wrap:wrap;margin-top:18px}.grade-form label{font-size:12px;display:grid;gap:5px}.grade-form input{border:1px solid #bfd2de;border-radius:7px;padding:9px;max-width:280px}.grade-form input[name=points]{width:85px}.grade-form button{border:0;border-radius:7px;padding:10px 16px}.grade-form span{font-size:11px;color:#567b8e}@media(max-width:850px){.admin-layout{grid-template-columns:1fr}.candidate-list{max-height:260px}}

.question-chart{margin:0 0 25px;padding:16px 18px 7px;border:1px solid #d8e5eb;border-radius:10px;background:#fbfdfe;max-width:820px}.question-chart figcaption{font-size:14px;font-weight:700;color:#244257;margin:0 0 8px}.question-chart svg{display:block;width:100%;height:auto;overflow:visible}.question-chart svg text{font-family:Arial,Tahoma,sans-serif}
