/* ============================================
   页面特定样式
   ============================================ */

/* ========== 首页样式 ========== */
.homepage-hero {
    position: relative;
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.hero-swiper {
    width: 100%;
    height: 400px;
}

.hero-slide {
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    padding: var(--spacing-xl);
    color: #ffffff;
}

.hero-slide-content {
    flex: 1;
    max-width: 600px;
}

.hero-slide-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-slide-desc {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-slide-image {
    flex: 1;
    max-width: 300px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-light);
}

.section-title::before {
    content: '';
    width: 4px;
    height: 24px;
    background-color: var(--primary-color);
    border-radius: var(--radius-sm);
}

.section-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* ========== 列表页样式 ========== */
.list-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.filter-options {
    display: flex;
    gap: var(--spacing-xs);
}

.filter-option {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.filter-option:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-option.active {
    color: #ffffff;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* ========== 阅读页样式 ========== */
.reader-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.reader-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.reader-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.reader-content {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.reader-image {
    width: 100%;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.reader-image {
    width: 100%;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--bg-tertiary);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.reader-image img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 1 !important;
    visibility: visible !important;
    image-orientation: from-image;
    max-width: 100%;
}

.reader-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
}

.reader-nav-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.reader-nav-btn:hover {
    background-color: var(--primary-color);
    color: #ffffff;
    border-color: var(--primary-color);
}

.reader-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========== 书架页样式 ========== */
.bookshelf-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.bookshelf-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
}

.bookshelf-actions {
    display: flex;
    gap: var(--spacing-md);
}

.bookshelf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--spacing-lg);
}

.bookshelf-item {
    position: relative;
}

.bookshelf-item-remove {
    position: absolute;
    top: var(--spacing-xs);
    right: var(--spacing-xs);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.6);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.bookshelf-item:hover .bookshelf-item-remove {
    opacity: 1;
}

@media (max-width: 768px) {
    .hero-swiper {
        height: 300px;
    }
    
    .hero-slide {
        flex-direction: column;
        padding: var(--spacing-lg);
    }
    
    .hero-slide-title {
        font-size: var(--font-size-2xl);
    }
    
    .section-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--spacing-md);
    }
    
    .list-filters {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .filter-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-options {
        flex-wrap: wrap;
    }
    
    .reader-nav {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .bookshelf-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
}