:root{--bg:#f5f7ff;--ink:#172554;--muted:#52627a;--green:#2563eb;--line:#dbe4fa}.exam-app{background:#f5f7ff}.exam-header{display:flex;align-items:center;gap:25px;border-bottom:1px solid #dbe4fa;padding:20px max(22px,calc((100vw - 1120px)/2));background:#fff;min-height:80px}.exam-brand{font-size:30px;letter-spacing:-1.8px;font-weight:800}.exam-brand>span{font-weight:400}.exam-header>span{font:10px ui-monospace,monospace;color:#52627a;letter-spacing:1px}.exam-header>#exam-account{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:12px}#exam-main{margin:auto;max-width:1120px;padding:38px 22px 70px;min-height:80vh}.exam-app .skip{left:20px}.exam-card{padding:30px;background:white;border:1px solid #dbe4fa;border-radius:18px;margin-bottom:22px}.exam-card h1{font-size:34px}.exam-card h2{font-size:23px}.exam-card>p{font-size:14px;line-height:1.8;color:#52627a}.exam-rules{background:#eff6ff;border:1px solid #bfdbfe;padding:20px 25px;border-radius:13px;margin:24px 0}.exam-rules li{font-size:14px;line-height:1.8;margin:10px 0;color:#1e40af}.exam-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:25px}.exam-list article{border:1px solid #c7d2fe;border-radius:14px;padding:24px;background:#fff}.exam-list h2{font-size:23px;line-height:1.4}.exam-list p{font-size:13px;color:#52627a}.exam-list .button-row{margin-top:20px}.exam-badge{font:10px ui-monospace,monospace;letter-spacing:1px;padding:6px 9px;background:#dbeafe;color:#1e40af;border-radius:5px;display:inline-block;margin-bottom:15px}.exam-status{display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:20px 24px;border-radius:13px;background:#1e3a8a;color:#fff;margin-bottom:25px;font-size:13px}.exam-status strong{font-size:17px}.exam-question{max-width:850px;margin:0 auto}.exam-question h2{font-size:26px;line-height:1.5;margin:25px 0}.exam-question .options{margin-bottom:25px}.exam-question .answer-option{cursor:pointer}.exam-question .answer-option[aria-pressed=true]{border-color:#2563eb;background:#dbeafe}.exam-locked-note{font-size:12px;color:#52627a;line-height:1.8;margin-top:18px}.exam-loading{pointer-events:none;opacity:.7}.exam-error{padding:20px 24px;border:1px solid #fdba74;background:#fff7ed;color:#9a3412;border-radius:12px;font-size:14px;line-height:1.8;margin:20px 0}.exam-notice{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:#172554;color:#fff;border-radius:10px;padding:13px 20px;font-size:13px;z-index:100;max-width:90vw;display:none}.exam-notice.visible{display:block}.exam-form{display:grid;gap:17px;max-width:650px}.exam-form label{display:grid;gap:7px;font-size:13px;color:#52627a}.exam-form input,.exam-form select,.exam-form textarea{width:100%;padding:12px;border:1px solid #c7d2fe;border-radius:8px;background:#fff;color:#172554;font:inherit}.exam-form textarea{min-height:90px;resize:vertical}.exam-table-wrap{overflow:auto;background:#fff;border:1px solid #dbe4fa;border-radius:14px;margin-top:24px}.exam-table{border-collapse:collapse;width:100%;font-size:13px}.exam-table th,.exam-table td{padding:14px 17px;text-align:left;border-bottom:1px solid #dbe4fa;white-space:nowrap}.exam-table th{background:#eff6ff;color:#1e40af}.exam-table .button{font-size:11px;min-height:36px;padding:9px 12px}.exam-result{font-size:16px;line-height:1.8}.exam-history{border:1px solid #dbe4fa;padding:20px;border-radius:12px;margin-top:20px;background:#fff}.exam-history li{border-bottom:1px solid #e0e7ff;padding:13px 0;font-size:13px;line-height:1.8;overflow-wrap:anywhere}.exam-history pre{white-space:pre-wrap;word-break:break-word;background:#eff6ff;padding:13px;border-radius:7px;font-size:12px}.exam-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:20px 0}.exam-app .challenge-root{margin:0}.exam-official-note{padding:14px 18px;border:1px solid #93c5fd;border-radius:10px;color:#1e40af;background:#eff6ff;font-size:13px;margin-bottom:20px}.exam-signin{min-height:50px;margin:24px 0}.exam-secondary-meta{font-size:12px;color:#52627a;line-height:1.8}.exam-app .text-link{color:#1d4ed8}.exam-app dialog{max-width:540px}.exam-app dialog p{font-size:14px;line-height:1.8}.exam-retry{margin-top:15px}.exam-app .challenge-root button{font-size:14px}.exam-header .text-button{color:#1e40af}
@media(max-width:650px){.exam-header{padding:16px 19px;gap:13px;flex-wrap:wrap}.exam-header>span{font-size:8px}.exam-header>#exam-account{flex-basis:100%;justify-content:flex-end;font-size:11px}.exam-list{grid-template-columns:1fr}#exam-main{padding:25px 17px}.exam-card{padding:23px}.exam-card h1{font-size:29px}.exam-question h2{font-size:22px}.exam-status{padding:18px;gap:12px}.exam-status strong{font-size:15px}.exam-rules{padding:17px 20px}.exam-rules li{font-size:13px}.exam-list article{padding:22px}.exam-history{padding:17px}}
.exam-login-rules{margin-top:24px;color:#475569;font-size:14px}
.exam-login-rules>summary{cursor:pointer;min-height:44px;padding:12px 0}