/**
 * DHv3 APP模块样式
 * 说明: 电视盒子展示页面和板块样式（参考视频卡片风格）
 */

/* ========== APP网格布局（与视频一致） ========== */
.app-section {
    margin-bottom: var(--spacing-lg);
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

/* ========== APP卡片（参考视频卡片） ========== */
.app-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.app-card:active {
    transform: scale(0.98);
}

/* APP图标区域（类似视频封面） */
.app-icon-wrap {
    position: relative;
    aspect-ratio: 1/1;
    overflow: hidden;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-icon {
    width: 60%;
    height: 60%;
    border-radius: 16px;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform var(--transition-slow);
}

.app-card:hover .app-icon {
    transform: scale(1.05);
}

/* 下载按钮覆盖层 */
.app-download-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 2;
}

.app-card:hover .app-download-overlay {
    opacity: 1;
}

.app-download-btn-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 107, 157, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 16px rgba(255, 107, 157, 0.4);
}

.app-download-btn-icon:hover {
    transform: scale(1.1);
    background: var(--primary);
}

/* 标签区域（类似视频时长） */
/* 标签容器 - 防止多个标签重叠 */
.app-tags-container {
    position: absolute;
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 3px;
    z-index: 3;
}

.app-tag-badge {
    padding: 2px 6px;
    background: linear-gradient(135deg, #ffd700, #ff9500);
    color: #fff;
    font-size: 9px;
    font-weight: 600;
    border-radius: 4px;
    white-space: nowrap;
}

.app-tag-badge.hot {
    background: linear-gradient(135deg, #ff6b9d, #ff4757);
}

.app-tag-badge.config {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

/* APP信息区域（类似视频信息） */
.app-info {
    padding: var(--spacing-sm);
}

.app-name {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 34px;
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.app-card:hover .app-name {
    color: var(--primary);
}

.app-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    color: var(--text-muted);
}

.app-meta .app-category {
    margin-left: auto;
    padding: 1px 5px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    font-size: 9px;
}

.app-size {
    display: flex;
    align-items: center;
    gap: 3px;
}

.app-size i {
    font-size: 9px;
}

/* ========== APP页面分类标签栏 ========== */
.app-category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.category-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.category-tab:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.category-tab.active {
    background: var(--primary-gradient);
    border-color: var(--primary);
    color: #fff;
}

.category-tab i {
    font-size: 12px;
}

/* ========== APP详情弹窗 ========== */
.app-detail-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.app-detail-content {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 360px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    padding: var(--spacing-lg);
}

.app-detail-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 28px;
    height: 28px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 1;
}

.app-detail-close:hover {
    background: var(--primary);
    color: #fff;
}

/* 弹窗头部 */
.app-detail-header {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.app-detail-icon {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}

.app-detail-info {
    flex: 1;
    min-width: 0;
}

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

.app-detail-meta {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.app-detail-meta span {
    margin-right: 8px;
}

.app-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.app-detail-tags .app-tag {
    display: inline-block;
    padding: 2px 6px;
    font-size: 9px;
    font-weight: 500;
    border-radius: 4px;
    background: linear-gradient(135deg, #ffd700, #ff9500);
    color: #fff;
}

/* 弹窗描述 */
.app-detail-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

/* 接口源区域 */
.app-interface-section {
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.app-interface-section h4 {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: #ffd700;
    margin-bottom: var(--spacing-sm);
}

.app-interface-url {
    display: flex;
    gap: var(--spacing-sm);
}

.app-interface-url input {
    flex: 1;
    padding: 8px 10px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 11px;
    color: var(--text-primary);
}

.app-interface-url button {
    padding: 8px 12px;
    background: #ffd700;
    border: none;
    border-radius: var(--border-radius);
    color: #1a1a2e;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.app-interface-url button:hover {
    background: #ffed4a;
}

/* 下载按钮 */
.app-download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--border-radius);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.app-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 107, 157, 0.4);
}

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

/* ========== 首页APP固定板块 ========== */
.fixed-app-section {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* 固定板块也用3列布局，与视频保持一致 */
.fixed-app-section .app-grid {
    grid-template-columns: repeat(3, 1fr);
}

/* ========== 空状态 ========== */
.app-empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--text-muted);
}

.app-empty-state i {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.app-empty-state p {
    font-size: 14px;
}

/* ========== 响应式调整 ========== */
@media (max-width: 400px) {
    .app-grid {
        gap: var(--spacing-sm);
    }

    .app-download-btn-icon {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .app-name {
        font-size: 11px;
        min-height: 30px;
    }

    .app-meta {
        font-size: 9px;
    }

    .category-tab {
        padding: 6px 10px;
        font-size: 11px;
    }
}

@media (min-width: 500px) {
    .app-download-btn-icon {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }

    .app-detail-content {
        max-width: 400px;
    }
}