.cpe-app{width:100%;max-width:1200px;margin:0 auto;padding:30px;border-radius:16px;background:#fff;color:#111;font-family:Arial,sans-serif;box-shadow:0 8px 25px rgba(0,0,0,.12);overflow-wrap:anywhere}
.cpe-app *{box-sizing:border-box}.cpe-app button{font-family:inherit;cursor:pointer;transition:all .22s ease}.cpe-app button:disabled{opacity:.45;cursor:not-allowed}
.cpe-paper-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}.cpe-paper-tabs button{padding:11px 17px;border:0;border-radius:10px;background:#1f2937;color:#fff;font-weight:700}.cpe-paper-tabs button:hover{transform:translateY(-2px)}.cpe-paper-tabs button.active{background:var(--cpe-primary)}
.cpe-card{padding:28px;border-radius:15px;background:var(--cpe-card);box-shadow:0 4px 15px rgba(0,0,0,.08)}.cpe-card h2{margin:0 0 4px;font-size:32px;line-height:1.25}.cpe-setup-note{margin:0 0 28px;color:#666}.cpe-group{margin:0 0 28px}.cpe-group h3{margin:0 0 8px;font-size:20px}.cpe-help{margin:0 0 14px;color:#666;font-size:14px}.cpe-chapters{display:flex;flex-wrap:wrap;gap:12px}.cpe-start,.cpe-chapter,.cpe-field-row button{padding:12px 20px;border:0;border-radius:10px;background:var(--cpe-primary);color:#fff;font-size:15px;font-weight:700;box-shadow:0 4px 12px rgba(111,124,255,.22)}.cpe-chapter{display:flex;align-items:center;gap:8px;text-align:left}.cpe-chapter.active,.cpe-field-row button.active{background:var(--cpe-secondary)}.cpe-chapter strong{display:inline-grid;place-items:center;min-width:25px;height:25px;margin-left:auto;padding:0 6px;border-radius:99px;background:rgba(255,255,255,.22)}.cpe-manual-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.cpe-field-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.cpe-field-row input{width:150px;min-height:46px;padding:10px 12px;border:1px solid #ccd1d9;border-radius:10px;background:#fff;color:#111;font-size:17px;font-weight:700}.cpe-field-row button{box-shadow:none}.cpe-available{display:block;margin-top:9px;color:#666}.cpe-setup-error{min-height:22px;margin:-10px 0 12px;color:#b42323;font-weight:700}.cpe-start{padding:14px 28px;background:var(--cpe-secondary)}.cpe-start:hover,.cpe-chapter:hover,.cpe-field-row button:hover{transform:translateY(-2px)}
.cpe-screen{min-height:300px}.cpe-top{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:12px}.cpe-timer{display:inline-flex;align-items:center;justify-content:center;min-width:90px;padding:10px 16px;border-radius:10px;background:var(--cpe-primary);color:#fff;font-size:19px}.cpe-answered{color:#666;font-size:15px}
.cpe-navigation{display:flex;align-items:center;gap:10px;margin:0 0 22px;padding:14px;border-radius:12px;background:#f6f7f9}.cpe-number-list{display:grid;grid-template-columns:repeat(var(--cpe-nav-cols),minmax(0,1fr));flex:1;gap:8px;width:100%;min-width:0;overflow:visible}.cpe-number-list button{min-width:0;height:40px;padding:2px;border:1px solid #d5d9e0;border-radius:7px;background:#fff;color:#111;font-size:15px;font-weight:700}.cpe-number-list button:hover{border-color:var(--cpe-primary)}.cpe-number-list button.answered{border-color:#28a864;background:#dff6e8;color:#13753e}.cpe-number-list button.current{border-color:var(--cpe-primary);outline:3px solid rgba(111,124,255,.22);background:var(--cpe-primary);color:#fff}.cpe-nav-arrow{display:inline-grid;place-items:center;flex:0 0 46px;width:46px;height:46px;padding:0;border:0;border-radius:50%;background:var(--cpe-primary);color:#fff;font-size:24px;line-height:1;box-shadow:0 5px 12px rgba(70,70,150,.22)}.cpe-nav-arrow:hover{transform:translateY(-2px)}.cpe-nav-arrow img{width:21px;height:21px;object-fit:contain}.cpe-nav-arrow[hidden]{display:none!important}.cpe-page-status{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.cpe-progress-track{height:8px;margin-bottom:24px;overflow:hidden;border-radius:20px;background:#eee}.cpe-progress{display:block;width:0;height:100%;border-radius:inherit;background:var(--cpe-secondary);transition:width .3s ease}
.cpe-question-card{padding:26px;border-radius:15px;background:var(--cpe-card);box-shadow:0 4px 15px rgba(0,0,0,.08)}.cpe-chapter-heading{display:flex;align-items:center;gap:10px;margin:0 0 18px;padding:12px 14px;border-left:4px solid var(--cpe-primary);border-radius:8px;background:#fff}.cpe-chapter-heading strong{flex:0 0 auto;padding:5px 10px;border-radius:99px;background:var(--cpe-primary);color:#fff}.cpe-chapter-heading span{font-size:18px;font-weight:800}.cpe-question-meta{display:flex;justify-content:space-between;gap:15px;margin-bottom:12px;color:#777;font-weight:600}.cpe-question-card h2{margin:0 0 22px;color:#111;font-size:24px;line-height:1.5}.cpe-answer-grid{display:grid;grid-template-columns:repeat(var(--cpe-cols),minmax(0,1fr));gap:14px}.cpe-answer-grid label{display:flex;align-items:flex-start;gap:10px;min-width:0;padding:15px;border:1px solid var(--cpe-secondary);border-radius:12px;background:transparent;cursor:pointer}.cpe-answer-grid label:hover,.cpe-answer-grid label.selected,.cpe-answer-grid label:has(input:checked){border-color:var(--cpe-primary);background:#fff;box-shadow:0 3px 12px rgba(0,0,0,.06)}.cpe-answer-grid label.answer-correct{border-color:#168447;background:#e9f9f0}.cpe-answer-grid label.answer-wrong{border-color:#c92b2b;background:#fff0f0}.cpe-answer-grid input{flex:0 0 auto;margin-top:3px;accent-color:var(--cpe-primary)}.cpe-answer-grid span{overflow-wrap:anywhere}.cpe-feedback{margin-top:16px}.cpe-instant{padding:14px 16px;border-radius:10px;font-weight:800}.cpe-instant.correct{border:1px solid #8bd5aa;background:#e9f9f0;color:#14723c}.cpe-instant.wrong{border:1px solid #ef9b9b;background:#fff0f0;color:#b42323}.cpe-instant.wrong div{margin-top:6px;color:#14723c;font-weight:600}
.cpe-actions{display:flex;justify-content:flex-start;gap:12px;margin-top:26px}.cpe-actions button,.cpe-restart{padding:13px 28px;border:0;border-radius:11px;background:var(--cpe-primary);color:#fff;font-size:16px;font-weight:700}.cpe-actions button:hover,.cpe-restart:hover{transform:translateY(-2px)}.cpe-check{background:#168447!important}.cpe-next{margin-right:auto}.cpe-submit{margin-left:auto;background:var(--cpe-secondary)!important}
.cpe-results{text-align:center}.cpe-results>h2{margin:18px 0;font-size:30px}.cpe-result-circle{display:grid;place-items:center;width:160px;height:160px;margin:0 auto;border:10px solid var(--cpe-secondary);border-radius:50%;background:#fff;color:#111;font-size:38px;font-weight:800}.cpe-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;max-width:720px;margin:25px auto 30px}.cpe-stats div{padding:20px 10px;border-radius:12px;background:#f4f5f7}.cpe-stats strong,.cpe-stats span{display:block}.cpe-stats strong{font-size:30px}.cpe-stats span{margin-top:5px;color:#666;font-size:13px;font-weight:700}.cpe-stats div:first-child strong{color:#168447}.cpe-stats div:nth-child(2) strong{color:#c92b2b}
.cpe-breakdown,.cpe-review{max-width:850px;margin:28px auto 0;padding:22px;border-radius:12px;background:#f7f8fa;text-align:left}.cpe-breakdown h3,.cpe-review h3{margin:0 0 18px}.cpe-breakdown>div{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid #dde0e5}.cpe-review article{margin:14px 0;padding:18px;border:1px solid #e5e7eb;border-radius:12px;background:#fff}.cpe-review-chapter{margin-bottom:8px;color:var(--cpe-primary);font-weight:800}.cpe-review h4{margin:0 0 12px;font-size:18px;line-height:1.45}.cpe-review p{margin:7px 0}.cpe-review .wrong{color:#c92b2b}.cpe-review .correct{color:#168447}.cpe-notice{padding:18px;border-left:4px solid #d63638;background:#fff}.cpe-result-tabs{display:flex;gap:10px;margin:-6px 0 20px}.cpe-result-tabs button{flex:1;padding:12px 18px;border:1px solid #d9dde5;border-radius:10px;background:#fff;color:#333;font-weight:800}.cpe-result-tabs button.active{border-color:var(--cpe-primary);background:var(--cpe-primary);color:#fff}.cpe-tab-panel{display:none}.cpe-tab-panel.active{display:block}.cpe-empty-result{padding:22px;text-align:center;color:#666}
@media(max-width:1024px){.cpe-answer-grid{grid-template-columns:repeat(var(--cpe-tab-cols),minmax(0,1fr))}.cpe-number-list{grid-template-columns:repeat(10,minmax(32px,1fr));overflow:visible}}
@media(max-width:767px){.cpe-app{padding:16px;border-radius:12px}.cpe-card,.cpe-question-card{padding:18px}.cpe-card h2{font-size:26px}.cpe-manual-grid{grid-template-columns:1fr;gap:0}.cpe-chapter{width:100%;justify-content:space-between}.cpe-paper-tabs{flex-direction:column}.cpe-paper-tabs button{width:100%}.cpe-top{align-items:flex-start}.cpe-answer-grid{grid-template-columns:repeat(var(--cpe-mobile-cols),minmax(0,1fr))}.cpe-number-list{grid-template-columns:repeat(5,minmax(38px,1fr))}.cpe-number-list button{height:38px;font-size:13px}.cpe-question-card h2{font-size:20px}.cpe-chapter-heading{align-items:flex-start}.cpe-chapter-heading span{font-size:16px}.cpe-actions{flex-direction:column}.cpe-actions button{width:100%}.cpe-next,.cpe-submit{margin:0}.cpe-stats{grid-template-columns:1fr}.cpe-result-circle{width:135px;height:135px;font-size:32px}}