/* 评价系统样式 */

:root {
    --primary-color: #4a7bff;
    --success-color: #27ae60;
    --error-color: #e74c3c;
    --warning-color: #f39c12;
    --text-color: #333;
    --text-color-secondary: #666;
    --text-color-muted: #999;
    --border-color: #e1e5e9;
    --border-color-light: #f0f0f0;
    --bg-color-light: #f8f9fa;
    --bg-color-card: #ffffff;
    --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.15);
    --transition: all 0.2s ease;
}

/* 评价系统容器 */
.reviews-container {
    max-width: 100%;
    margin: 0 auto;
}

/* 评分统计区域 */
.rating-summary-section {
    background: var(--bg-color-card);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
}

.overall-rating {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.rating-score {
    text-align: center;
    min-width: 120px;
}

.score-number {
    font-size: 3em;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    line-height: 1;
}

.rating-stars-display {
    margin: 8px 0;
    font-size: 20px;
}

.rating-count {
    color: var(--text-color-secondary);
    font-size: 0.9em;
}

/* 评分分布 */
.rating-distribution {
    flex: 1;
}

.distribution-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.star-label {
    width: 30px;
    font-size: 0.9em;
    color: var(--text-color-secondary);
}

.bar-container {
    flex: 1;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--primary-color);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.distribution-row .count {
    width: 40px;
    text-align: right;
    font-size: 0.9em;
    color: var(--text-color-secondary);
}

/* 写评价区域 */
.write-review-section {
    background: var(--bg-color-card);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
}

.review-form {
    max-width: 600px;
}

.rating-input-group {
    margin-bottom: 20px;
}

.rating-input {
    display: flex;
    gap: 4px;
    margin-top: 8px;
}

.star-input {
    font-size: 28px;
    color: #ddd;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.star-input:hover,
.star-input.selected {
    color: #ffc107;
    transform: scale(1.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.char-count {
    text-align: right;
    font-size: 0.85em;
    color: var(--text-color-secondary);
    margin-top: 4px;
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.btn-cancel,
.btn-submit {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.btn-cancel {
    background: var(--bg-color-light);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-submit {
    background: var(--primary-color);
    color: white;
}

.btn-cancel:hover {
    background: var(--border-color);
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(74, 123, 255, 0.3);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 评价列表 */
.reviews-list-section {
    background: var(--bg-color-card);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
}

.reviews-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.reviews-controls select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: white;
    cursor: pointer;
    font-size: 14px;
}

.review-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
    transition: var(--transition);
    background: var(--bg-color-card);
}

.review-card:hover {
    box-shadow: var(--shadow-medium);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.reviewer-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.reviewer-name {
    font-weight: 600;
    color: var(--text-color);
}

.review-rating {
    color: #ffc107;
    font-size: 16px;
}

.review-date {
    color: var(--text-color-secondary);
    font-size: 0.9em;
}

.review-content {
    margin-bottom: 16px;
}

.review-title {
    font-size: 1.1em;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.review-text {
    line-height: 1.6;
    color: var(--text-color);
    white-space: pre-wrap;
}

.review-actions {
    display: flex;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color-light);
}

.helpful-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
    color: var(--text-color-secondary);
    transition: var(--transition);
}

.helpful-btn:hover {
    background: var(--bg-color-light);
    color: var(--text-color);
}

.helpful-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 分页 */
.reviews-pagination {
    margin-top: 20px;
    text-align: center;
}

.pagination-buttons {
    display: inline-flex;
    gap: 8px;
}

.page-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    background: white;
    color: var(--text-color);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.page-btn:hover {
    background: var(--bg-color-light);
}

.page-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 星级显示 */
.star.filled {
    color: #ffc107;
}

.star.half-filled {
    background: linear-gradient(90deg, #ffc107 50%, #ddd 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.star {
    color: #ddd;
}

/* 登录提示 */
.login-prompt {
    text-align: center;
    padding: 20px;
    background: var(--bg-color-light);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.btn-login {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 16px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    transition: var(--transition);
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(74, 123, 255, 0.3);
}

/* 加载状态 */
.reviews-loading {
    text-align: center;
    padding: 20px;
    color: var(--text-color-secondary);
}

.reviews-loading i {
    margin-right: 8px;
}

/* 无评价状态 */
.no-reviews {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-color-muted);
    font-style: italic;
}

.error-message {
    text-align: center;
    padding: 20px;
    color: var(--error-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .overall-rating {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .rating-score {
        min-width: auto;
    }
    
    .review-header {
        flex-direction: column;
        gap: 8px;
        align-items: flex-start;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn-cancel,
    .btn-submit {
        width: 100%;
    }
    
    .rating-summary-section,
    .write-review-section,
    .reviews-list-section {
        padding: 16px;
    }
    
    .pagination-buttons {
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .page-btn {
        padding: 6px 10px;
        font-size: 13px;
    }
}

/* 深色模式支持 */
.dark-mode {
    --text-color: #e0e0e0;
    --text-color-secondary: #b0b0b0;
    --text-color-muted: #808080;
    --border-color: #404040;
    --border-color-light: #2a2a2a;
    --bg-color-light: #2a2a2a;
    --bg-color-card: #1e1e1e;
    --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.4);
}

.dark-mode .form-group input,
.dark-mode .form-group textarea,
.dark-mode .reviews-controls select {
    background: var(--bg-color-card);
    border-color: var(--border-color);
    color: var(--text-color);
}

.dark-mode .btn-cancel {
    background: var(--bg-color-light);
    color: var(--text-color);
}

.dark-mode .page-btn {
    background: var(--bg-color-card);
    color: var(--text-color);
    border-color: var(--border-color);
}

/* 通知动画 */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification {
    animation: slideInRight 0.3s ease;
}

/* Tab计数样式 */
.tab-count {
    background: var(--primary-color);
    color: white;
    font-size: 0.8em;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 6px;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}