/* ===============================================
   详情页专用样式
   =============================================== */

/* Logo 链接样式 */
.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

/* 详情页主体 */
.detail-main {
    padding-top: 80px;
    min-height: 100vh;
    background: var(--bg-primary);
}

.detail-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 40px 20px;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
}

/* 左侧图片区域 */
.detail-image-section {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--bg-secondary);
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-image {
    width: 100%;
    height: auto;
    display: block;
    max-height: 85vh;
    object-fit: contain;
    background: var(--bg-secondary);
}

/* 图片导航 */
.image-navigation {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-wrapper:hover .image-navigation {
    opacity: 1;
}

.nav-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.nav-btn:hover {
    background: white;
    transform: scale(1.1);
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* 返回按钮 */
.back-to-list {
    margin-top: 20px;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.back-btn:hover {
    background: var(--bg-hover);
    transform: translateX(-5px);
}

/* 文件名展示区域 - 悬停显示 */
.filename-display {
    margin-top: 16px;
    padding: 12px 16px;
    background: transparent;
    border-radius: var(--radius-sm);
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.filename-display::before {
    content: '🔍 悬停查看文件名';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 11px;
    color: transparent;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.filename-display:hover::before {
    opacity: 0.5;
    color: var(--text-secondary);
}

.filename-display:hover {
    background: var(--bg-secondary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.filename-text {
    font-size: 12px;
    color: transparent;
    font-family: 'Monaco', 'Courier New', monospace;
    margin: 0;
    padding: 0;
    word-break: break-all;
    user-select: text;
    cursor: text;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.filename-display:hover .filename-text {
    color: var(--text-primary);
}

/* 右侧信息区域 */
.detail-info-section {
    background: var(--bg-primary);
}

.wallpaper-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.wallpaper-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
    margin: 0;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
}

/* 作者卡片 */
.author-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.author-details {
    flex: 1;
}

.author-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.author-username {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

/* 统计网格 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.stat-card i {
    font-size: 20px;
    color: var(--primary-color);
}

.stat-card div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 描述框 */
.description-box {
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
}

.description-box h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0 8px 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.description-box p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    margin: 0;
}

/* 操作按钮区域 */
.action-buttons {
    display: flex;
    gap: 12px;
    margin: 20px 0;
}

.action-btn {
    flex: 1;
    padding: 14px 20px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.favorite-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.favorite-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.favorite-btn.favorited {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 4px 15px rgba(245, 87, 108, 0.3);
}

.favorite-btn.favorited i {
    animation: heartBeat 0.6s ease;
}

.favorite-btn.favorited i::before {
    content: '\f004'; /* 实心心形 */
}

@keyframes heartBeat {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.3); }
    50% { transform: scale(1.1); }
    75% { transform: scale(1.25); }
}

.share-btn {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.share-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* 下载区域 */
.download-section {
    margin: 24px 0;
}

.download-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.download-section-title i {
    color: var(--primary);
}

/* 下载选项网格 */
.download-options-grid {
    display: grid;
    gap: 12px;
    margin-bottom: 16px;
}

/* 下载选项卡片 */
.download-option-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.download-option-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(168, 85, 247, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.download-option-card:hover::before {
    opacity: 1;
}

.download-option-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.15);
}

.download-option-card:active {
    transform: translateY(0);
}

/* 推荐选项 */
.download-option-card.featured {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    border-color: var(--primary);
}

.download-option-card.featured:hover {
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.25);
}

/* 下载选项图标 */
.download-option-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), #a855f7);
    border-radius: 10px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.download-option-icon i {
    font-size: 22px;
    color: white;
}

@keyframes downloadPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* 下载选项信息 */
.download-option-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.download-option-label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.download-option-size {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* 下载选项标签 */
.download-option-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
}

.download-option-badge i {
    font-size: 11px;
}

.download-option-badge.recommended {
    background: rgba(251, 191, 36, 0.1);
    color: #f59e0b;
}

.download-option-badge.premium {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.15), rgba(236, 72, 153, 0.15));
    color: #a855f7;
}

/* 快速下载按钮 */
.quick-download-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.quick-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.35);
}

.quick-download-btn:active {
    transform: translateY(0);
}

.quick-download-btn i {
    font-size: 16px;
}

/* 操作按钮 */
.action-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 4px;
}

.action-btn {
    padding: 12px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.action-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.favorite-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
    color: #ef4444;
}

.share-btn:hover {
    background: rgba(99, 102, 241, 0.1);
}

/* ===============================================
   推荐壁纸区域
   =============================================== */
.recommendations-section {
    padding: 60px 0;
    background: var(--bg-primary);
    border-top: 2px solid var(--border-color);
}

.recommendations-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px 0;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.section-header h2 i {
    color: var(--primary-color);
}

.section-header p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* 推荐壁纸卡片样式（复用主页样式）*/
.recommendations-grid .wallpaper-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid var(--border-color);
}

.recommendations-grid .wallpaper-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.recommendations-grid .card-image-container {
    position: relative;
    width: 100%;
    height: 350px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.recommendations-grid .card-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.recommendations-grid .wallpaper-card:hover .card-image-container img {
    transform: scale(1.05);
}

.recommendations-grid .card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.recommendations-grid .wallpaper-card:hover .card-overlay {
    transform: translateY(0);
}

.recommendations-grid .card-title {
    color: white;
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
}

.recommendations-grid .card-author {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.9);
    font-size: 13px;
}

.recommendations-grid .card-author img {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.recommendations-grid .card-stats {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    background: var(--bg-primary);
}

.recommendations-grid .stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.recommendations-grid .stat-item i {
    color: var(--primary-color);
}

#recommendationsLoading {
    text-align: center;
    padding: 40px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .detail-container {
        max-width: 1400px;
        grid-template-columns: 1fr 360px;
        gap: 28px;
    }
    
    .recommendations-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .detail-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .detail-image-section {
        position: relative;
        top: 0;
    }
    
    .image-wrapper {
        min-height: 400px;
    }

    .wallpaper-title {
        font-size: 28px;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .detail-main {
        padding-top: 70px;
    }

    .detail-container {
        padding: 20px 16px;
    }

    .wallpaper-title {
        font-size: 24px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .author-card {
        padding: 16px;
    }

    .author-avatar {
        width: 50px;
        height: 50px;
    }

    .nav-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .action-buttons {
        grid-template-columns: 1fr;
    }
    
    .recommendations-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
    
    .recommendations-section {
        padding: 40px 0;
    }
}

@media (max-width: 480px) {
    .detail-container {
        gap: 20px;
    }

    .wallpaper-title {
        font-size: 20px;
    }

    .stat-card {
        padding: 16px;
    }

    .stat-card i {
        font-size: 20px;
    }

    .stat-number {
        font-size: 18px;
    }
    
    .recommendations-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .recommendations-grid .card-image-container {
        height: 280px;
    }
    
    .section-header h2 {
        font-size: 20px;
    }
    
    .recommendations-section {
        padding: 30px 0;
    }
    
    .recommendations-container {
        padding: 0 16px;
    }
}

@media (max-width: 360px) {
    .recommendations-grid {
        grid-template-columns: 1fr;
    }
}
        grid-template-columns: 1fr;
    }
    
    .recommendations-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
    
    .recommendations-section {
        padding: 40px 0;
    }
}

@media (max-width: 480px) {
    .detail-container {
        gap: 20px;
    }

    .wallpaper-title {
        font-size: 20px;
    }

    .stat-card {
        padding: 16px;
    }

    .stat-card i {
        font-size: 20px;
    }

    .stat-number {
        font-size: 18px;
    }
    
    .recommendations-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .recommendations-grid .card-image-container {
        height: 280px;
    }
    
    .section-header h2 {
        font-size: 20px;
    }
    
    .recommendations-section {
        padding: 30px 0;
    }
    
    .recommendations-container {
        padding: 0 16px;
    }
}

@media (max-width: 360px) {
    .recommendations-grid {
        grid-template-columns: 1fr;
    }
}


/* ===============================================
   网站声明样式 - 详情页内版本
   =============================================== */

.site-disclaimer {
    max-width: 1600px;
    margin: 30px auto 0;
    padding: 0 20px 30px;
}

.disclaimer-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
}

.disclaimer-icon {
    font-size: 14px;
    color: var(--text-secondary);
    flex-shrink: 0;
    opacity: 0.7;
}

.disclaimer-text {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
    opacity: 0.8;
}

.disclaimer-link {
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.disclaimer-link:hover {
    opacity: 0.7;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .site-disclaimer {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .site-disclaimer {
        padding: 0 16px 24px;
        margin-top: 24px;
    }
    
    .disclaimer-container {
        flex-direction: column;
        gap: 6px;
        padding: 10px 16px;
    }
    
    .disclaimer-text {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .disclaimer-text {
        font-size: 10px;
    }
}

/* 文件名区域 - 移动端优化 */
@media (max-width: 768px) {
    .filename-display {
        padding: 10px 12px;
        margin-top: 12px;
    }
    
    .filename-display::before {
        font-size: 10px;
    }
    
    .filename-text {
        font-size: 10px;
    }
    
    /* 移动端点击显示 */
    .filename-display:active {
        background: var(--bg-secondary);
    }
    
    .filename-display:active .filename-text {
        color: var(--text-primary);
    }
}