/* =========================================================
   前台線上測驗系統專用科技感樣式 (Quiz CSS)
   ========================================================= */

:root {
    --quiz-bg-card: rgba(10, 15, 30, 0.4);
    --quiz-border: rgba(0, 217, 255, 0.15);
    --quiz-accent: #00d9ff;
    --quiz-correct: #10b981;
    --quiz-wrong: #ef4444;
    --quiz-text: #f1f5f9;
    --quiz-text-muted: #94a3b8;
}

/* 測驗大廳排版 */
.quiz-lobby-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px 80px 20px;
    box-sizing: border-box;
}

/* 統計卡片 */
.quiz-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.quiz-stat-card {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.quiz-stat-card:hover {
    border-color: rgba(0, 217, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px 0 rgba(0, 217, 255, 0.1);
}

.quiz-stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}
.quiz-stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.3); }
.quiz-stat-icon.green { background: rgba(16, 185, 129, 0.15); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.3); }
.quiz-stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; border: 1px solid rgba(139, 92, 246, 0.3); }
.quiz-stat-icon.red { background: rgba(239, 68, 68, 0.15); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.3); }

.quiz-stat-info h3 {
    font-size: 0.85rem;
    color: var(--quiz-text-muted);
    margin: 0 0 5px 0;
    font-weight: 500;
}
.quiz-stat-info .value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--quiz-text);
}

/* 篩選區 */
.quiz-filter-card {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 30px;
}

.quiz-filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

/* 測驗網格與卡片 */
.quiz-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.quiz-card {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    height: 100%;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.quiz-card:hover {
    border-color: rgba(0, 217, 255, 0.5);
    box-shadow: 0 10px 30px rgba(0, 217, 255, 0.15);
    transform: translateY(-3px);
}

.quiz-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--quiz-accent);
    opacity: 0.8;
}

.quiz-card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.quiz-logo-wrap {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--quiz-accent);
    flex-shrink: 0;
}
.quiz-logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

.quiz-title-wrap {
    min-width: 0;
}
.quiz-title-wrap h2 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--quiz-text);
    margin: 0 0 5px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.quiz-card-meta {
    font-size: 0.75rem;
    color: var(--quiz-text-muted);
    display: flex;
    gap: 10px;
}

.quiz-card-body {
    flex-grow: 1;
    margin-bottom: 20px;
}
.quiz-description {
    font-size: 0.88rem;
    color: rgba(241, 245, 249, 0.7);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.quiz-card-footer {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 15px;
}

.quiz-card-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.quiz-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

/* 答題進行頁面佈局 */
.quiz-detail-container {
    width: 100%;
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 20px 80px 20px;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
    box-sizing: border-box;
}

@media (max-width: 992px) {
    .quiz-detail-container {
        grid-template-columns: 1fr;
    }
}

.quiz-detail-header {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 30px;
}

/* 倒數計時 */
.quiz-timer-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--quiz-wrong);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.1);
}
.quiz-timer-wrap.warning {
    animation: pulse 1s infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); box-shadow: 0 0 20px rgba(239, 68, 68, 0.3); }
}

/* 題目卡片 */
.question-card {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 25px;
    position: relative;
}
.question-card.active-card {
    border-color: var(--quiz-accent);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.1);
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 15px;
    margin-bottom: 20px;
}
.question-number {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--quiz-accent);
}
.question-score-badge {
    background: rgba(0, 217, 255, 0.1);
    color: var(--quiz-accent);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

.question-content {
    font-size: 1.1rem;
    color: var(--quiz-text);
    line-height: 1.6;
    margin-bottom: 25px;
}

/* 選項設計 */
.choice-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.choice-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: all 0.25s ease;
    user-select: none;
}

.choice-item:hover {
    background: rgba(0, 217, 255, 0.05);
    border-color: rgba(0, 217, 255, 0.3);
}

.choice-item.selected {
    background: rgba(0, 217, 255, 0.12);
    border-color: var(--quiz-accent);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.1);
}

.choice-control {
    display: none;
}

.choice-marker {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: transparent;
    flex-shrink: 0;
    transition: all 0.2s ease;
}
.choice-item.multiple-choice .choice-marker {
    border-radius: 6px;
}
.choice-item.selected .choice-marker {
    background: var(--quiz-accent);
    border-color: var(--quiz-accent);
    color: #0b0f19;
}

.choice-text {
    font-size: 0.95rem;
    color: var(--quiz-text);
    line-height: 1.4;
}

/* 問答題輸入 */
.text-answer-textarea {
    width: 100%;
    min-height: 150px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: var(--quiz-text);
    padding: 15px 20px;
    box-sizing: border-box;
    font-size: 0.95rem;
    line-height: 1.5;
    resize: vertical;
    transition: all 0.3s ease;
}
.text-answer-textarea:focus {
    outline: none;
    border-color: var(--quiz-accent);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.2);
    background: rgba(0, 217, 255, 0.02);
}

/* 題號導航面板 */
.quiz-nav-card {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 24px;
    position: sticky;
    top: 110px;
    height: fit-content;
}

.quiz-nav-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-bottom: 25px;
}

.quiz-nav-btn {
    aspect-ratio: 1;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--quiz-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}
.quiz-nav-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--quiz-text);
}
.quiz-nav-btn.answered {
    background: rgba(0, 217, 255, 0.1);
    border-color: rgba(0, 217, 255, 0.4);
    color: var(--quiz-accent);
}
.quiz-nav-btn.current {
    background: var(--quiz-accent);
    border-color: var(--quiz-accent);
    color: #0b0f19;
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.4);
}

/* 結果解析頁面額外樣式 */
.quiz-result-summary {
    background: var(--quiz-bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--quiz-border);
    border-radius: 16px;
    padding: 35px;
    margin-bottom: 35px;
    display: flex;
    align-items: center;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.result-circle-chart {
    position: relative;
    width: 150px;
    height: 150px;
}

.result-circle-chart svg {
    transform: rotate(-90deg);
}

.result-score-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}
.result-score-text .score-num {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--quiz-text);
    line-height: 1;
}
.result-score-text .score-label {
    font-size: 0.75rem;
    color: var(--quiz-text-muted);
    margin-top: 5px;
}

.result-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.result-info-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 15px 25px;
    text-align: center;
}
.result-info-label {
    font-size: 0.8rem;
    color: var(--quiz-text-muted);
    margin-bottom: 5px;
}
.result-info-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--quiz-text);
}
.result-info-value.passed { color: var(--quiz-correct); }
.result-info-value.failed { color: var(--quiz-wrong); }

/* 解析對錯卡片 */
.question-card.correct-answer {
    border-left: 5px solid var(--quiz-correct);
}
.question-card.wrong-answer {
    border-left: 5px solid var(--quiz-wrong);
}

.result-answer-status {
    font-size: 0.95rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}
.result-answer-status.correct { color: var(--quiz-correct); }
.result-answer-status.wrong { color: var(--quiz-wrong); }

.choice-item.correct-choice {
    border-color: var(--quiz-correct);
    background: rgba(16, 185, 129, 0.1);
}
.choice-item.correct-choice .choice-marker {
    background: var(--quiz-correct);
    border-color: var(--quiz-correct);
    color: #ffffff;
}
.choice-item.wrong-choice-selected {
    border-color: var(--quiz-wrong);
    background: rgba(239, 68, 68, 0.1);
}
.choice-item.wrong-choice-selected .choice-marker {
    background: var(--quiz-wrong);
    border-color: var(--quiz-wrong);
    color: #ffffff;
}

.answer-explanation-box {
    margin-top: 25px;
    padding: 20px;
    border-radius: 12px;
    background: rgba(0, 217, 255, 0.05);
    border: 1px solid rgba(0, 217, 255, 0.15);
}
.explanation-title {
    font-weight: 700;
    color: var(--quiz-accent);
    margin-bottom: 8px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
}
.explanation-content {
    font-size: 0.88rem;
    color: rgba(241, 245, 249, 0.85);
    line-height: 1.5;
    margin: 0;
}

.reference-section-links {
    margin-top: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.ref-section-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--quiz-text);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.78rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.25s ease;
}
.ref-section-btn:hover {
    background: rgba(0, 217, 255, 0.15);
    border-color: var(--quiz-accent);
    color: var(--quiz-accent);
}

/* 歷史大廳選單 */
.quiz-nav-tabs {
    display: flex;
    gap: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 25px;
}
.quiz-tab-btn {
    background: none;
    border: none;
    color: var(--quiz-text-muted);
    font-weight: 700;
    font-size: 1rem;
    padding: 10px 20px;
    cursor: pointer;
    position: relative;
    transition: all 0.25s ease;
}
.quiz-tab-btn:hover {
    color: var(--quiz-text);
}
.quiz-tab-btn.active {
    color: var(--quiz-accent);
}
.quiz-tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--quiz-accent);
    box-shadow: 0 0 10px var(--quiz-accent);
}

.quiz-tab-content {
    display: none;
}
.quiz-tab-content.active {
    display: block;
}

/* 答對率標籤 */
.badge-passed { background: rgba(16, 185, 129, 0.15); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-failed { background: rgba(239, 68, 68, 0.15); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.3); }

/* =========================================================
   測驗大廳 UI 增強與 HTML 樣式分離（從 inline style 提取）
   ========================================================= */
.quiz-stat-card {
    cursor: pointer;
}

.quiz-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 0;
}

.quiz-card-tags .tag {
    font-size: 0.76rem;
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.quiz-card-action-btn {
    padding: 8px 16px;
    font-size: 0.82rem;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.quiz-card-action-btn i {
    font-size: 0.75rem;
}

.quiz-empty-card {
    text-align: center;
    padding: 50px 20px;
    background: var(--quiz-bg-card);
    border-color: var(--quiz-border);
}

.quiz-empty-card i {
    font-size: 3rem;
    color: var(--quiz-text-muted);
    margin-bottom: 15px;
}

.quiz-empty-card h3 {
    color: var(--quiz-text);
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.quiz-empty-card p {
    color: var(--quiz-text-muted);
    font-size: 0.88rem;
}

/* 歷史與錯題分欄排版 */
.quiz-history-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 30px;
}

@media (max-width: 992px) {
    .quiz-history-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.quiz-history-layout .sys-card {
    margin-bottom: 0;
}

.quiz-history-layout .sys-card-header {
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 15px;
}

.quiz-history-layout .sys-card-header span {
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff;
}

.quiz-history-layout .sys-card-body {
    padding-top: 15px;
}

.quiz-record-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.quiz-record-item {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 12px;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.quiz-record-info h4 {
    color: var(--quiz-text);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.quiz-record-info .meta {
    font-size: 0.78rem;
    color: var(--quiz-text-muted);
    display: flex;
    gap: 12px;
}

.quiz-record-info .meta strong {
    color: #fff;
}

.quiz-record-item-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.quiz-record-item-right .badge {
    font-size: 0.72rem;
    padding: 2px 8px;
    border-radius: 4px;
}

.quiz-record-item-right .btn-secondary {
    padding: 6px 12px;
    font-size: 0.78rem;
    border-radius: 6px;
}

.quiz-record-empty-text {
    color: var(--quiz-text-muted);
    font-size: 0.88rem;
    text-align: center;
    padding: 30px 0;
}

.quiz-error-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 5px;
}

.quiz-error-item {
    background: rgba(239, 68, 68, 0.03);
    border: 1px solid rgba(239, 68, 68, 0.15);
    border-radius: 12px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quiz-error-item .header {
    font-size: 0.72rem;
    color: var(--quiz-text-muted);
    margin-bottom: 5px;
    display: flex;
    justify-content: space-between;
}

.quiz-error-item .content {
    color: var(--quiz-text);
    font-size: 0.85rem;
    line-height: 1.4;
    margin: 0;
    font-weight: 600;
}

.quiz-error-item .actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    border-top: 1px solid rgba(239, 68, 68, 0.1);
    padding-top: 8px;
}

.quiz-error-item .actions .ref-section-btn {
    font-size: 0.72rem;
    padding: 4px 8px;
}

.quiz-error-item .actions .btn-re-quiz {
    font-size: 0.72rem;
    padding: 4px 8px;
    border-radius: 6px;
    background: rgba(0, 217, 255, 0.1);
    color: var(--quiz-accent);
    border: 1px solid rgba(0, 217, 255, 0.3);
}

.quiz-error-item .actions .btn-re-quiz:hover {
    background: rgba(0, 217, 255, 0.2);
    border-color: var(--quiz-accent);
}

/* =========================================================
   測驗詳情與結果報告頁 UI 增強與樣式分離（從 inline style 提取）
   ========================================================= */
.quiz-question-type {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--quiz-text-muted);
    margin-left: 10px;
}

.quiz-question-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 35px;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 25px;
}

.quiz-question-nav .btn-prev,
.quiz-question-nav .btn-next {
    padding: 10px 20px;
    border-radius: 8px;
}

.quiz-question-nav .btn-submit-quiz {
    padding: 10px 25px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--quiz-correct), #059669);
    border-color: var(--quiz-correct);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
}

.quiz-timer-wrap {
    margin-bottom: 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.quiz-timer-tip {
    font-size: 0.72rem;
    color: var(--quiz-text-muted);
    margin-top: 8px;
}

.quiz-progress-text {
    margin-bottom: 20px;
    text-align: center;
    color: var(--quiz-text-muted);
    font-size: 0.85rem;
}

.quiz-sidebar-title {
    color: var(--quiz-text);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 8px;
}

.quiz-legend-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.78rem;
    color: var(--quiz-text-muted);
}

.quiz-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.quiz-legend-item .legend-box {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    display: inline-block;
}

.quiz-legend-item .legend-box.unanswered {
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.4);
}

.quiz-legend-item .legend-box.answered {
    background: var(--quiz-accent);
}

/* 結果頁樣式 */
.quiz-result-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-bottom: 30px;
}

.quiz-result-actions .btn-secondary {
    border-radius: 8px;
    padding: 10px 20px;
}

.quiz-result-actions .btn-re-quiz {
    border-radius: 8px;
    padding: 10px 20px;
    background: rgba(0, 217, 255, 0.1);
    border-color: rgba(0, 217, 255, 0.4);
    color: var(--quiz-accent);
}

.result-info-value.bold-score {
    font-size: 1.15rem;
}

.result-info-item.double-span {
    grid-column: span 2;
}

.result-info-value.bold-time {
    font-size: 1.05rem;
}

.quiz-result-title {
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.quiz-result-question-card .badge {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 6px;
}

.quiz-result-question-card .option-btn-result-view {
    cursor: default !important;
}

.quiz-result-essay-wrap {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.quiz-result-user-answer {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 15px 20px;
}

.quiz-result-user-answer .label {
    font-size: 0.8rem;
    color: var(--quiz-text-muted);
    margin-bottom: 5px;
}

.quiz-result-user-answer .ans-content {
    color: var(--quiz-text);
    font-size: 0.92rem;
    line-height: 1.5;
    margin: 0;
    white-space: pre-wrap;
}

.quiz-result-correct-answer {
    background: rgba(16, 185, 129, 0.03);
    border: 1px solid rgba(16, 185, 129, 0.15);
    border-radius: 12px;
    padding: 15px 20px;
}

.quiz-result-correct-answer .label {
    font-size: 0.8rem;
    color: var(--quiz-correct);
    margin-bottom: 5px;
    font-weight: 700;
}

.quiz-result-correct-answer .ans-content {
    color: var(--quiz-text);
    font-size: 0.92rem;
    line-height: 1.5;
    margin: 0;
    white-space: pre-wrap;
}

.quiz-result-ref-sections {
    margin-top: 15px;
    border-top: 1px solid rgba(0, 217, 255, 0.1);
    padding-top: 12px;
}

.quiz-result-ref-sections .title {
    font-size: 0.78rem;
    color: var(--quiz-accent);
    font-weight: 700;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* =========================================================
   準備開始測驗卡片樣式
   ========================================================= */
.quiz-start-screen {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 20px auto;
}

.start-screen-card {
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 217, 255, 0.25);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3), 0 0 30px rgba(0, 217, 255, 0.1);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 800px;
    box-sizing: border-box;
    text-align: center;
}

.start-header {
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.start-quiz-logo {
    width: 90px;
    height: 90px;
    object-fit: cover;
    border-radius: 20px;
    border: 2px solid rgba(0, 217, 255, 0.4);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.2);
}

.start-quiz-icon-wrap {
    width: 90px;
    height: 90px;
    border-radius: 20px;
    background: rgba(0, 217, 255, 0.08);
    border: 2px dashed rgba(0, 217, 255, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--quiz-accent, #00d9ff);
    font-size: 2.5rem;
    text-shadow: 0 0 15px rgba(0, 217, 255, 0.4);
}

.start-quiz-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    margin: 10px 0 0 0;
    letter-spacing: 0.5px;
}

.start-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 16px;
}

.start-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    text-align: left;
}

.start-info-item i {
    font-size: 1.4rem;
    color: var(--quiz-accent, #00d9ff);
    opacity: 0.9;
}

.start-info-item .label {
    display: block;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 2px;
}

.start-info-item .value {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
}

.start-quiz-description {
    background: rgba(255, 255, 255, 0.01);
    border-left: 3px solid var(--quiz-accent, #00d9ff);
    padding: 15px 20px;
    border-radius: 0 12px 12px 0;
    text-align: left;
    margin-bottom: 35px;
}

.start-quiz-description h4 {
    margin: 0 0 8px;
    font-size: 0.9rem;
    color: var(--quiz-accent, #00d9ff);
    font-weight: 700;
}

.start-quiz-description p {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.start-actions {
    display: flex;
    justify-content: center;
}

.start-action-btn {
    font-size: 1.1rem;
    padding: 12px 35px;
    border-radius: 12px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    box-shadow: 0 0 25px rgba(0, 217, 255, 0.25);
    transition: all 0.3s ease;
}

.start-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px rgba(0, 217, 255, 0.45);
}