/* =========================================
   MISTAKES PAGE STYLING
   ========================================= */

/* Main Content */
.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
}

/* Mistakes Summary */
.mistakes-summary {
    display: flex;
    justify-content: space-around;
    padding: 20px;
    margin-bottom: 25px;
    border-radius: var(--radius);
    gap: 20px;
}

.summary-item {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
}

.summary-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.1));
}

.summary-info {
    flex: 1;
}

.summary-label {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.summary-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--error);
}

/* Filter Section */
.filter-section {
    margin-bottom: 25px;
}

.filter-controls {
    padding: 15px 20px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-controls label {
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
}

#category-filter {
    flex: 1;
    padding: 10px 15px;
    border: 2px solid rgba(108, 92, 231, 0.2);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text-main);
    font-family: var(--font-main);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

#category-filter:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Mistakes Container */
.mistakes-section {
    margin-bottom: 25px;
}

#mistakes-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Mistake Card */
.mistake-card {
    padding: 20px;
    border-radius: var(--radius);
    position: relative;
    animation: mistakeSlideIn 0.4s ease;
    transition: all 0.3s ease;
}

@keyframes mistakeSlideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.mistake-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(214, 48, 49, 0.2);
}

.mistake-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.mistake-word {
    flex: 1;
}

.word-label {
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.word-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-main);
}

.word-value.correct {
    color: var(--success);
}

.word-value.incorrect {
    color: var(--error);
    text-decoration: line-through;
}

.category-badge {
    background: var(--primary);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
}

.mistake-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 15px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mistake-actions {
    display: flex;
    gap: 10px;
}

.btn-action {
    flex: 1;
    padding: 10px 16px;
    border: none;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.3s ease;
    font-family: var(--font-main);
}

.btn-listen {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.btn-listen:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-delete {
    background: var(--error);
    color: white;
}

.btn-delete:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(214, 48, 49, 0.4);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    font-size: 5rem;
    margin-bottom: 20px;
    animation: emptyBounce 2s ease-in-out infinite;
}

@keyframes emptyBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.empty-state h3 {
    font-size: 1.8rem;
    color: var(--text-main);
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.empty-state .btn-primary {
    display: inline-block;
    padding: 14px 30px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.empty-state .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

/* Practice Section */
.practice-section {
    margin-bottom: 30px;
}

.practice-section.hidden {
    display: none;
}

.practice-btn {
    width: 100%;
    padding: 25px;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
    background: var(--surface-glass);
}

.practice-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(108, 92, 231, 0.3);
}

.practice-icon {
    font-size: 3rem;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.1));
}

.practice-info {
    flex: 1;
    text-align: left;
}

.practice-info h3 {
    font-size: 1.3rem;
    color: var(--text-main);
    margin-bottom: 5px;
}

.practice-info p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.practice-arrow {
    font-size: 2rem;
    color: var(--primary);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    animation: modalFadeIn 0.3s ease;
}

.modal.hidden {
    display: none;
}

.modal-content {
    width: 100%;
    max-width: 450px;
    padding: 40px 30px;
    border-radius: var(--radius);
    text-align: center;
    animation: modalSlideUp 0.4s ease;
}

.modal-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.modal-content h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--text-main);
}

.modal-content p {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.6;
}

.modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-danger {
    width: 100%;
    padding: 14px 20px;
    background: var(--error);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-main);
}

.btn-danger:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 15px rgba(214, 48, 49, 0.4);
}

.btn-secondary {
    width: 100%;
    padding: 14px 20px;
    background: var(--surface);
    color: var(--text-main);
    border: 2px solid rgba(108, 92, 231, 0.2);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-main);
}

.btn-secondary:hover {
    border-color: var(--primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mistakes-summary {
        flex-direction: column;
    }
    
    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-controls label {
        text-align: center;
    }
    
    .mistake-details {
        grid-template-columns: 1fr;
    }
}

/* Dark Mode Adjustments */
body.dark-mode .mistake-card:hover {
    box-shadow: 0 8px 20px rgba(214, 48, 49, 0.3);
}

body.dark-mode .practice-btn:hover {
    box-shadow: 0 10px 25px rgba(108, 92, 231, 0.4);
}