.common-mobile-header[data-v-3f3fba28]{height:50px;background:#fff;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:justify;justify-content:space-between;padding:0 16px;z-index:100;box-shadow:0 1px 4px rgba(0,0,0,.05)}.common-mobile-header.fixed[data-v-3f3fba28]{position:fixed;top:0;left:0;width:100%}.common-mobile-header .header-left[data-v-3f3fba28],.common-mobile-header .header-right[data-v-3f3fba28]{width:40px;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;height:100%;cursor:pointer}.common-mobile-header .back-icon[data-v-3f3fba28]{font-size:18px;color:#333}.common-mobile-header .header-title[data-v-3f3fba28]{-ms-flex:1;flex:1;text-align:center;font-size:17px;font-weight:600;color:#333;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mobile-view[data-v-a7acade2]{min-height:100vh;background:#fff;padding-top:50px;padding-bottom:80px}.loading-state[data-v-a7acade2]{padding:40px;text-align:center}.exam-title-bar[data-v-a7acade2]{background:#f5f5f5;padding:12px 16px;font-size:15px;font-weight:700;color:#333;border-bottom:1px solid #eee}.progress-section[data-v-a7acade2]{padding:12px 16px;background:#fff}.progress-section .progress-text[data-v-a7acade2]{text-align:center;margin-bottom:4px;font-size:13px;color:#999}.progress-section .progress-text .current[data-v-a7acade2]{color:#3b82f6;font-size:15px;font-weight:600}.question-grid-scroll[data-v-a7acade2]{padding:16px;overflow-y:auto;white-space:normal;border-bottom:1px solid #f5f5f5;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap;gap:10px}.question-grid-scroll .grid-item[data-v-a7acade2]{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;width:36px;height:36px;background:#f0f0f0;color:#999;border-radius:50%;font-size:14px;-ms-flex-negative:0;flex-shrink:0}.question-grid-scroll .grid-item.completed[data-v-a7acade2]{background:#e6f7ff;color:#1890ff}.question-grid-scroll .grid-item.active[data-v-a7acade2]{background:#3b82f6;color:#fff;box-shadow:0 2px 6px rgba(59,130,246,.4)}.question-area[data-v-a7acade2]{padding:20px 16px}.question-area .q-header[data-v-a7acade2]{margin-bottom:16px;font-size:16px;font-weight:700;color:#333}.question-area .q-content[data-v-a7acade2]{font-size:15px;COLOR:#333;line-height:1.6;margin-bottom:20px}.question-area .q-content[data-v-a7acade2] img{max-width:100%;border-radius:4px}.question-area .q-content[data-v-a7acade2] p{margin-bottom:10px}.question-area .q-content[data-v-a7acade2] pre{background:#f6f8fa;padding:10px;border-radius:4px;overflow-x:auto;font-family:monospace}.question-area .q-images[data-v-a7acade2]{margin-bottom:20px}.question-area .q-images img[data-v-a7acade2]{max-width:100%;margin-bottom:8px;border-radius:4px;border:1px solid #eee}.answer-section .option-row[data-v-a7acade2]{display:-ms-flexbox;display:flex;-ms-flex-align:start;align-items:flex-start;padding:12px;border:1px solid #eee;border-radius:8px;margin-bottom:12px;transition:all .2s}.answer-section .option-row.selected[data-v-a7acade2]{background:#e6f7ff;border-color:#3b82f6}.answer-section .option-row.selected .opt-circle[data-v-a7acade2],.answer-section .option-row.selected .opt-square[data-v-a7acade2]{background:#3b82f6;color:#fff;border-color:#3b82f6}.answer-section .option-row.selected .opt-text[data-v-a7acade2]{color:#3b82f6;font-weight:500}.answer-section .option-row .opt-circle[data-v-a7acade2]{border-radius:50%;border:1px solid #ccc}.answer-section .option-row .opt-circle[data-v-a7acade2],.answer-section .option-row .opt-square[data-v-a7acade2]{width:24px;height:24px;text-align:center;line-height:22px;margin-right:12px;-ms-flex-negative:0;flex-shrink:0;font-size:13px;color:#666}.answer-section .option-row .opt-square[data-v-a7acade2]{border-radius:4px;border:1px solid #ccc}.answer-section .option-row .opt-text[data-v-a7acade2]{font-size:14px;color:#333;line-height:1.5}.bottom-bar[data-v-a7acade2]{position:fixed;bottom:0;left:0;width:100%;height:60px;background:#fff;border-top:1px solid #eee;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:distribute;justify-content:space-around;padding:0 10px;z-index:2000;padding-bottom:constant(safe-area-inset-bottom);padding-bottom:env(safe-area-inset-bottom);box-sizing:content-box}.bottom-bar .action-btn[data-v-a7acade2]{-ms-flex:1;flex:1;padding:0 6px}.bottom-bar .action-btn .btn-inner[data-v-a7acade2]{height:40px;line-height:40px;text-align:center;border-radius:20px;font-size:14px;font-weight:500;cursor:pointer}.bottom-bar .action-btn .btn-inner.secondary[data-v-a7acade2]{background:#ba9a79;color:#fff}.bottom-bar .action-btn .btn-inner.blue[data-v-a7acade2]{background:#3b82f6;color:#fff}.bottom-bar .action-btn .btn-inner.orange[data-v-a7acade2]{background:#f97316;color:#fff}.bottom-bar .action-btn .btn-inner.disabled[data-v-a7acade2]{background:#eee;color:#ccc;pointer-events:none}