/* ============================================================
   FILE: css/modes.css - MODES STYLES
   Flashcard, Quiz, Listening, Match, Fillblank, Sentence, REVIEW
   ============================================================ */

/* ===== FLASHCARD ===== */
/* Style cho flashcard đã có trong components.css ( .card, .card-content, ... ) */
/* Thêm style riêng cho flashcard nếu cần */

/* ===== QUIZ ===== */
.quiz-question {
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.quiz-option {
    background: var(--bg-primary);
    padding: 1rem 1.2rem;
    border-radius: 60px;
    cursor: pointer;
    border: 1px solid var(--border);
    margin-bottom: 0.75rem;
    transition: all 0.1s;
    font-size: 1rem;
}

.quiz-option:hover {
    background: var(--bg-card);
    transform: translateX(4px);
}

.quiz-option.correct {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.quiz-option.wrong {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

.quiz-option.disabled {
    opacity: 0.6;
    pointer-events: none;
}

.quiz-score {
    text-align: center;
    margin: 1.2rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Quiz Empty Message */
#quizEmptyMsg {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    display: none;
}

/* Correct Answer Box */
.correct-answer-box {
    background: var(--bg-primary);
    border-radius: 20px;
    padding: 1rem;
    margin-top: 1rem;
    border-left: 4px solid var(--success);
    font-size: 0.9rem;
}

/* ===== LISTENING ===== */
.listen-big-btn {
    background: var(--accent);
    font-size: 3rem;
    width: 120px;
    height: 120px;
    border-radius: 60px;
    border: none;
    cursor: pointer;
    transition: 0.1s;
    margin-bottom: 0.5rem;
}

.listen-big-btn:active {
    transform: scale(0.95);
}

/* Listening Panel Fix */
#listenFeedback {
    text-align: center;
    margin: 0.5rem 0;
    min-height: 2rem;
}

#listenScore {
    text-align: center;
    font-weight: 600;
}

#listenQuestionHint {
    text-align: center;
    margin: 0.5rem 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Listening Panel Fix */
#listeningPanel {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 28px;
    position: relative;
}

#listeningPanel .listening-container {
    background: var(--bg-secondary);
    overflow: visible;
    position: relative;
}

/* ===== MATCH ===== */
.match-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
}

.match-column {
    flex: 1;
    min-width: 280px;
    background: var(--bg-primary);
    border-radius: 28px;
    padding: 1.2rem;
    border: 1px solid var(--border);
}

.match-title {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 1rem;
    text-align: center;
    padding-bottom: 0.6rem;
    border-bottom: 2px solid var(--border);
    color: var(--accent);
}

/* ===== FIX: MATCH ITEM STYLES ===== */
.match-item {
    background: var(--bg-secondary);
    margin: 0.6rem 0;
    padding: 0.8rem 1rem;
    border-radius: 60px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border);
    transition: 0.1s;
}

.match-item:hover {
    border-color: var(--accent);
}

.match-item.selected {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.match-status {
    text-align: center;
    margin: 1.2rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Match Warning */
#matchWarning {
    display: none;
    background: rgba(245, 158, 11, 0.2);
    padding: 0.8rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    text-align: center;
    border-left: 3px solid var(--warning);
}

/* ============================================================ */
/* ===== FILL BLANK (TEST) ===== */
/* ============================================================ */

/* Fill Blank - Explanation */
#fbExplanation {
    background: var(--bg-primary);
    padding: 0.8rem 1.2rem;
    border-radius: 16px;
    margin: 0.5rem 0;
    font-size: 0.9rem;
    border-left: 4px solid var(--accent);
    display: none;
}

#fbExplanation.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Fill Blank - Feedback */
#fbFeedback {
    min-height: 2.5rem;
    font-size: 1rem;
    font-weight: 500;
}

#fbFeedback.correct {
    color: var(--success);
}

#fbFeedback.wrong {
    color: var(--danger);
}

/* Fill Blank - Empty message */
#fbEmptyMsg {
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

#fbEmptyMsg strong {
    color: var(--accent);
}

/* Fill Blank - Stats */
#fbStats {
    margin-top: 1rem;
    padding: 0.8rem;
    background: var(--bg-primary);
    border-radius: 16px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: none;
}

#fbStats.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Fill Blank - Progress fill animation */
#fbProgress .progress-fill {
    transition: width 0.4s ease;
}

/* ============================================================ */
/* ===== SENTENCE BUILDER ===== */
/* ============================================================ */

/* Sentence Question */
.sb-question {
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-primary);
    line-height: 1.4;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 20px;
    border-left: 4px solid var(--accent);
}

/* Sentence Feedback */
.sb-feedback-container {
    min-height: 3rem;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.8rem;
    border-radius: 16px;
    margin: 0.5rem 0;
}

.sb-feedback-container.correct {
    color: var(--success);
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.sb-feedback-container.wrong {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Sentence Input */
#sbInput {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.85rem 1.2rem;
    border-radius: 20px;
    outline: none;
    font-size: 1rem;
    resize: vertical;
    font-family: inherit;
    transition: all 0.2s;
    min-height: 80px;
}

#sbInput:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

#sbInput:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Sentence Buttons */
#sbCheckBtn {
    flex: 1;
    background: var(--accent);
}

#sbCheckBtn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Sentence Stats */
#sbStatsPanel .stats-bar {
    background: var(--bg-primary);
}

/* Sentence History */
#sbHistoryContainer {
    max-height: 300px;
    overflow-y: auto;
}

#sbHistoryContainer .history-item {
    background: var(--bg-primary);
    padding: 0.8rem 1rem;
    border-radius: 12px;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

#sbHistoryContainer .history-item .date {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

#sbHistoryContainer .history-item .score {
    font-weight: 600;
}

#sbHistoryContainer .history-item .score.high {
    color: var(--success);
}

#sbHistoryContainer .history-item .score.medium {
    color: var(--warning);
}

#sbHistoryContainer .history-item .score.low {
    color: var(--danger);
}

/* Sentence List Items */

/* Sentence Progress */
#sbProgress .progress-fill {
    transition: width 0.4s ease;
}

/* Sentence Empty Message */
#sbEmptyMsg {
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

#sbEmptyMsg strong {
    color: var(--accent);
}

/* ============================================================ */
/* ===== REVIEW TAB ===== */
/* ============================================================ */

.review-container {
    background: var(--bg-secondary);
    border-radius: 28px;
    padding: 1.8rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border);
}

/* ===== REVIEW SUMMARY ===== */
.review-summary {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 0.8rem 1.2rem;
    margin-bottom: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--border);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.review-summary strong {
    color: var(--text-primary);
}

.review-summary .warning {
    color: var(--warning);
}

/* ===== REVIEW SUB TABS ===== */
.review-sub-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.5rem;
    flex-wrap: wrap;
}

.review-sub-tab-btn {
    background: transparent;
    border: none;
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.review-sub-tab-btn:hover {
    background: var(--bg-card);
    color: white;
    transform: translateY(-1px);
}

.review-sub-tab-btn.active {
    background: var(--accent);
    color: white;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

/* ===== REVIEW SUB PANELS ===== */
.review-sub-panels {
    min-height: 350px;
}

.review-sub-panel {
    display: none;
    animation: fadeIn 0.25s ease;
}

.review-sub-panel.active {
    display: block;
}

/* ===== REVIEW SECTION HEADER ===== */
.review-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.review-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.review-section-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ===== REVIEW LIST ===== */
.review-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 0.8rem;
}

.review-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.8rem;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: 0.15s;
}

.review-item:hover {
    border-color: var(--accent);
}

.review-item-name {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.review-item-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.review-item-remove {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    transition: 0.15s;
}

.review-item-remove:hover {
    background: rgba(239, 68, 68, 0.15);
}

/* ===== REVIEW SET GROUP (Sentence) ===== */
.review-set-group {
    margin-bottom: 0.8rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
}

.review-set-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 0.8rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.review-set-name {
    flex: 1;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.review-set-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.review-set-group .review-list {
    padding: 0.3rem 0.5rem;
    margin-bottom: 0;
}

.review-set-group .review-item {
    border: none;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
    padding: 0.4rem 0.6rem;
}

.review-set-group .review-item:last-child {
    border-bottom: none;
}

/* ===== REVIEW EMPTY ===== */
.review-empty {
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.review-empty span {
    opacity: 0.6;
}

/* ===== REVIEW MODAL LIST ===== */
.review-modal-list {
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 0.2rem;
}

.review-modal-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.8rem;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: 0.15s;
}

.review-modal-item:hover {
    border-color: var(--accent);
}

.review-modal-item input[type="checkbox"] {
    accent-color: var(--accent);
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

.review-modal-item span {
    font-size: 0.9rem;
    color: var(--text-primary);
}

.review-select {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.6rem 1rem;
    border-radius: 12px;
    outline: none;
    width: 100%;
    font-size: 0.9rem;
    cursor: pointer;
}

.review-select:focus {
    border-color: var(--accent);
}

/* ===== REVIEW PRACTICE ===== */
.review-practice-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem 0;
}

.review-practice-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
    width: 100%;
    max-width: 500px;
}

.review-practice-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.8rem;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.review-practice-stat .stat-icon {
    font-size: 1.2rem;
}

.review-practice-stat .stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.review-practice-stat .stat-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-left: auto;
}

.review-practice-stat.total {
    grid-column: 1 / -1;
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.05);
}

.review-practice-stat.total .stat-value {
    color: var(--accent);
}

.review-practice-warning {
    padding: 1rem;
    text-align: center;
    color: var(--warning);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 16px;
    border: 1px solid rgba(245, 158, 11, 0.2);
    font-size: 0.95rem;
    width: 100%;
    max-width: 500px;
}

.btn-start {
    font-size: 1.2rem !important;
    padding: 1rem 3rem !important;
    background: var(--success) !important;
    min-width: 250px;
}

.btn-start:hover {
    background: #16a34a !important;
    transform: translateY(-2px);
}

/* ===== REVIEW MODE SELECTOR - BADGE NGANG ===== */
.review-mode-selector {
    width: 100%;
    max-width: 500px;
    background: var(--bg-primary);
    border-radius: 20px;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
}

.review-mode-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-align: center;
    letter-spacing: 0.5px;
    opacity: 0.6;
}

.review-mode-badges {
    display: flex;
    gap: 0.4rem;
    justify-content: center;
    flex-wrap: wrap;
}

.review-mode-badge {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    background: var(--bg-secondary);
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 0.3rem 0.7rem;
    border-radius: 60px;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.review-mode-badge .badge-icon {
    font-size: 0.9rem;
}

.review-mode-badge .badge-text {
    font-size: 0.7rem;
}

.review-mode-badge:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--border);
    transform: translateY(-1px);
}

.review-mode-badge.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.25);
}

.review-mode-badge.active:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

/* Responsive cho badge */
@media (max-width: 480px) {
    .review-mode-badges {
        gap: 0.3rem;
    }
    
    .review-mode-badge {
        padding: 0.2rem 0.5rem;
        font-size: 0.65rem;
    }
    
    .review-mode-badge .badge-icon {
        font-size: 0.75rem;
    }
    
    .review-mode-badge .badge-text {
        font-size: 0.6rem;
    }
}

/* ===== REVIEW QUESTION ===== */
.review-question-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 0;
    width: 100%;
}

.review-question-type {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-primary);
    padding: 0.2rem 1rem;
    border-radius: 60px;
    border: 1px solid var(--border);
}

.review-question-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.review-question-hint {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0.2rem 0;
}

.review-options {
    width: 100%;
    max-width: 450px;
}

.review-options .quiz-option {
    font-size: 0.95rem;
}

.review-feedback {
    min-height: 2.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    padding: 0.4rem 0;
}

.review-feedback.correct {
    color: var(--success);
}

.review-feedback.wrong {
    color: var(--danger);
}

.review-explanation {
    background: var(--bg-primary);
    padding: 0.8rem 1rem;
    border-radius: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-left: 3px solid var(--accent);
    width: 100%;
    max-width: 500px;
    margin-top: 0.5rem;
}

.review-answer {
    font-size: 0.95rem;
    color: var(--success);
    padding: 0.5rem 1rem;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(34, 197, 94, 0.2);
    width: 100%;
    max-width: 450px;
    text-align: center;
}

/* ===== REVIEW RESULT CARD ===== */
.review-result-card {
    width: 100%;
    max-width: 450px;
    margin-top: 0.75rem;
    padding: 0.8rem 1rem;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.review-result-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0;
}

.review-result-row + .review-result-row {
    border-top: 1px solid var(--border);
    margin-top: 0.4rem;
    padding-top: 0.6rem;
}

.review-result-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

.review-result-text {
    font-size: 0.9rem;
    color: var(--text-primary);
    word-break: break-word;
}

.review-result-row.correct .review-result-text {
    color: var(--success);
}

.review-result-row.wrong .review-result-text {
    color: var(--danger);
    opacity: 0.8;
}

/* ===== REVIEW INPUT ===== */
.review-input {
    width: 100%;
    max-width: 450px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.7rem 1rem;
    border-radius: 16px;
    outline: none;
    font-size: 0.95rem;
    transition: 0.2s;
}

.review-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.review-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== REVIEW PROGRESS ===== */
.review-practice-progress {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    width: 100%;
    max-width: 500px;
    margin: 0 auto 1rem auto;
}

.review-progress-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
}

.review-progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 10px;
    overflow: hidden;
}

.review-progress-bar .progress-fill {
    height: 100%;
    background: var(--accent);
    transition: width 0.3s ease;
    border-radius: 10px;
}

.review-score-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
}

/* ===== REVIEW COMPLETE ===== */
.review-complete {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    padding: 2rem 1rem;
    text-align: center;
}

.review-complete-icon {
    font-size: 4rem;
}

.review-complete-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.review-complete-score {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--accent);
}

.review-complete-message {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 400px;
}

.review-complete-stats {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.8rem;
    width: 100%;
    max-width: 450px;
    margin: 0.5rem 0;
}

.review-complete-stat {
    padding: 0.5rem;
    background: var(--bg-primary);
    border-radius: 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.review-complete-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 0.5rem;
}

/* ===== REVIEW SPEAK BUTTON ===== */
.review-speak-btn {
    font-size: 1rem;
    padding: 4px 12px;
    border: none;
    background: var(--bg-primary);
    border-radius: 40px;
    cursor: pointer;
    transition: 0.2s;
}

.review-speak-btn:hover {
    background: var(--accent);
    color: white;
}

/* ===== REVIEW LISTEN INPUT ===== */
.review-listen-input-area {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    max-width: 500px;
    margin: 0.75rem auto 0 auto;
}

.review-listen-input-area .listen-input {
    flex: 1;
    min-width: 0;
}

.review-listen-input-area .btn {
    flex-shrink: 0;
}

/* ============================================================ */
/* ===== RESPONSIVE - REVIEW ===== */
/* ============================================================ */

@media (max-width: 768px) {
    /* Review summary */
    .review-summary {
        font-size: 0.8rem;
        padding: 0.6rem 1rem;
        gap: 0.5rem;
    }
    
    /* Review sub tabs */
    .review-sub-tab-btn {
        padding: 0.4rem 1rem;
        font-size: 0.75rem;
    }
    
    /* Review stats */
    .review-practice-stats {
        grid-template-columns: 1fr;
        max-width: 100%;
    }
    
    .review-practice-stat.total {
        grid-column: 1;
    }
    
    .review-complete-stats {
        grid-template-columns: 1fr;
    }
    
    .review-complete-title {
        font-size: 1.4rem;
    }
    
    .review-complete-score {
        font-size: 1.2rem;
    }
    
    .review-question-text {
        font-size: 1.1rem;
    }
    
    .review-section-header {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }
    
    .review-section-actions {
        justify-content: center;
    }
    
    .review-container {
        padding: 1rem;
    }
    
    .btn-start {
        font-size: 1rem !important;
        padding: 0.8rem 2rem !important;
        min-width: 200px;
    }
}

@media (max-width: 480px) {
    .review-summary {
        font-size: 0.7rem;
        padding: 0.4rem 0.8rem;
    }
    
    .review-sub-tab-btn {
        padding: 0.3rem 0.7rem;
        font-size: 0.65rem;
    }
    
    .review-item {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
        flex-wrap: wrap;
    }
    
    .review-set-header {
        padding: 0.4rem 0.6rem;
        flex-wrap: wrap;
    }
    
    .review-set-name {
        font-size: 0.8rem;
    }
    
    .review-question-text {
        font-size: 1rem;
    }
    
    .review-practice-stat {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }
    
    .review-modal-item {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }
    
    .review-modal-item span {
        font-size: 0.8rem;
    }
    
    .review-complete-actions {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }
    
    .review-complete-actions .btn {
        width: 100%;
        max-width: 280px;
    }
}