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#e0e0e0;flex-wrap:wrap;gap:4px}.header-left{display:flex;align-items:center;gap:8px;flex:1}.header-right{display:flex;align-items:center;gap:8px;margin-left:auto}.page-title{margin:0;font-size:calc(var(--font-size-base) * 1.2)}.user-name{font-size:calc(var(--font-size-base) * 1);color:#555}.back-button{padding:calc(var(--padding-sm) * 1) calc(var(--padding-md) * 1);background:#e0e0e0;color:#333;border:none;border-radius:4px;cursor:pointer;font-size:calc(var(--font-size-base) * 1)}.logout-button{padding:calc(var(--padding-sm) * 1) calc(var(--padding-md) * 1);background:red;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:calc(var(--font-size-base) * 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calc(var(--padding-md) * 1);background:#1976d2;color:#fff;border:none;border-radius:calc(var(--border-radius-base) * 1);cursor:pointer;font-size:calc(var(--font-size-base) * 1);font-weight:700;line-height:1;vertical-align:middle}.btn-blue,.btn-orange,.btn-green{width:calc(var(--button-width-base) * 1)}.btn-orange{background:#e65100}.btn-green{background:#2e7d32}.btn-next{background:#4caf50}.btn-orange-next{background:#ff9800}.btn-retry{background:#f0f0f0;color:#333;border:1px solid #ccc}.explanation-btn{background:#0288d1}.gold-badge,.gokaku-badge{display:inline-block;background:#4caf50;color:#fff;padding:calc(var(--padding-sm) * 1) calc(var(--padding-md) * 1);border-radius:calc(var(--border-radius-base) * 1);margin-right:6px;font-size:calc(var(--font-size-base) * .7);font-weight:700;line-height:1;vertical-align:middle}.gold-badge{background:gold;color:#333}.feedback-correct,.feedback-wrong,.feedback-info{margin:20px 0;padding:calc(var(--padding-sm) * 2) calc(var(--padding-md) * 2);border-radius:8px;font-size:calc(var(--font-size-base) * 1.1);font-weight:700;text-align:center;position:relative;overflow:hidden;box-shadow:0 4px 12px #0000001a;animation:slideInFeedback .4s ease}.feedback-correct{background:linear-gradient(135deg,#d4edda,#c3e6cb);color:#155724;border-left:6px solid #28a745}.feedback-wrong{background:linear-gradient(135deg,#f8d7da,#f5c6cb);color:#721c24;border-left:6px solid #dc3545}.feedback-info{background:linear-gradient(135deg,#d1ecf1,#bee5eb);color:#0c5460;border-left:6px solid #17a2b8}@keyframes slideInFeedback{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.feedback-correct:before{content:"✓";display:inline-block;margin-right:8px;font-size:calc(var(--font-size-base) * 1.5);color:#28a745}.feedback-wrong:before{content:"✗";display:inline-block;margin-right:8px;font-size:calc(var(--font-size-base) * 1.5);color:#dc3545}.feedback-info:before{content:"ℹ";display:inline-block;margin-right:8px;font-size:calc(var(--font-size-base) * 1.5);color:#17a2b8}.feedback-correct:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shine 1s ease}@keyframes shine{to{left:100%}}.progress-bar{display:flex;justify-content:space-between;margin-bottom:8px;font-size:var(--font-size-base)}.common-buttons{margin-top:8px;display:flex;gap:4px;justify-content:center;flex-wrap:wrap}.complete-container{text-align:center;padding:20px}.explanation-container{margin-top:16px;display:flex;gap:10px}.correct-answer{color:red;font-weight:700;font-size:var(--font-size-base);margin-left:6px;vertical-align:middle}mjx-container{pointer-events:none!important;user-select:none!important;-webkit-user-select:none!important}.text-muted{color:#999}.text-light{color:#ccc}.text-small{font-size:calc(var(--border-radius-base) * .6)}.text-small-block{font-size:calc(var(--border-radius-base) * .6);display:block;color:gold}.text-margin-left{margin-left:12px;color:#666}@media (max-width: 710px){.page-container{padding:4px}.header{margin-bottom:8px;padding-bottom:8px}.header-left,.header-right{gap:4px}.category-header{margin-bottom:4px}.section-print{padding:3px 10px}.table-base{max-width:100%}.table-base td,.table-base th{padding:2px;word-break:break-all;white-space:normal}.block-container{padding:4px 0;border-radius:4px}.intro-text{margin-bottom:4px}.question-area{margin-bottom:4px;word-break:break-word}.select-btn{margin:0 1px}.input-by-status{min-width:20px!important}.parsed-table{white-space:normal!important}.parsed-td{white-space:normal!important;word-break:break-all!important}.image-right{max-width:35%;margin-left:8px}.image-center-tag{max-height:180px}.modal-content,.popup-modal-content{width:100%;line-height:1.4!important;padding:10px 6px 6px!important}.modal-close-btn,.popup-close-btn{top:4px;right:4px;width:14px;height:14px;font-size:11px}.gold-badge{margin-right:2px}.th,.td,.td-center{padding:4px 2px;word-break:break-all}}.text-small,.text-small-block{font-size:8px}