/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    width: 100%;
}

/* 全局滚动条样式 - Steam风格 */
*::-webkit-scrollbar {
    width: 6px;
}

*::-webkit-scrollbar-track {
    background: #000000;
}

*::-webkit-scrollbar-thumb {
    background: #3a3a3a;
    border-radius: 3px;
}

*::-webkit-scrollbar-thumb:hover {
    background: #4a4a4a;
}

:root {
    /* Steam风格纯黑系配色 - 与sidebar保持一致 */
    --primary-color: #7D2BA8;
    --primary-hover: #6B1B9B;
    --secondary-color: #FF6B35;
    --accent-color: #F46036;
    --success-color: #00D084;
    --warning-color: #cdaa5e;
    --error-color: #FF4747;
    
    /* Steam风格纯黑背景 */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #1a1a1a;
    --bg-card: #0a0a0a;
    --bg-hover: #1a1a1a;
    
    /* 兼容别名（历史页面使用的表层/背景别名，统一映射到全局变量） */
    --surface-color: var(--bg-card);
    --background-color: var(--bg-tertiary);
    
    /* Steam风格文字色 */
    --text-primary: #c7d5e0;
    --text-secondary: #8f98a0;
    --text-muted: #66707b;
    
    /* Steam风格边框和阴影 */
    --border-color: #1a1a1a;
    --border-light: #2a2a2a;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 2px 4px 0 rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 4px 8px 0 rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 6px 12px 0 rgba(0, 0, 0, 0.6);
    
    /* Sidebar专用变量 - 映射到全局配色 */
    --sidebar-bg-primary: var(--bg-secondary);
    --sidebar-bg-secondary: var(--bg-tertiary);
    --sidebar-bg-hover: var(--bg-hover);
    --sidebar-bg-active: var(--bg-tertiary);
    --sidebar-border: var(--border-color);
    --sidebar-text-primary: var(--text-primary);
    --sidebar-text-secondary: var(--text-secondary);
    --sidebar-accent: var(--primary-color);
    --sidebar-gold: var(--warning-color);
    
    /* 圆角 - 统一小圆角 */
    --radius-sm: 2px;
    --radius-md: 3px;
    --radius-lg: 4px;
    --radius-xl: 4px;
    
    /* 间距 - 紧凑风格 */
    --spacing-xs: 2px;
    --spacing-sm: 4px;
    --spacing-md: 8px;
    --spacing-lg: 12px;
    --spacing-xl: 16px;
    --spacing-2xl: 24px;
    
    /* 过渡动画 */
    --transition-fast: 0.1s ease-out;
    --transition-normal: 0.15s ease-out;
    --transition-slow: 0.3s ease-out;
}

/* 全局字体和基础样式 */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100dvh;
    display: flex;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    margin-left: 300px;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

/* 顶部搜索栏 */
.top-bar {
    background: var(--bg-secondary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1500;
}

.top-bar-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.mobile-menu-btn:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(125, 43, 168, 0.1);
}

.mobile-menu-btn.active {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(125, 43, 168, 0.2);
}

.mobile-menu-btn i {
    transition: transform var(--transition-normal);
    pointer-events: none;
}

.mobile-menu-btn.active i {
    transform: rotate(90deg);
}

/* 移动端显示菜单按钮 */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }
}

.topbar-search {
    flex: 1;
}

/* 顶部操作区域 */
.top-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

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

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

/* 分类标签 */
.category-tags {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-secondary);
    position: relative;
}

.tag-list-container {
    position: relative;
}

.tag-list {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    max-height: 120px;
    overflow: hidden;
    transition: max-height var(--transition-normal);
    padding-top: 2px;
}

.tag-list.expanded {
    max-height: none;
    overflow: visible;
}

.tag {
    background: var(--bg-card);
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-weight: 500;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    line-height: 1.2;
}

.tag:hover,
.tag.active {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* 标签展开按钮 - 特殊样式保持不变 */
.tag-expand-btn {
    position: absolute;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent 0%, var(--bg-secondary) 30%, var(--bg-secondary) 100%);
    color: var(--text-secondary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all var(--transition-normal);
    border-radius: var(--radius-md);
    min-width: 80px;
}

.tag-expand-btn:hover {
    color: var(--text-primary);
    background: linear-gradient(90deg, transparent 0%, var(--bg-tertiary) 30%, var(--bg-tertiary) 100%);
}

.tag-expand-btn.hidden {
    display: none;
}

/* 内容区域 */
.content-area {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-xl) var(--spacing-xl);
    background: var(--bg-primary);
}

/* 游戏网格布局 - 支持CSS变量控制列数与最小宽度 */
.games-grid,
#gamesGrid {
    --cols: auto-fill;
    --gap: var(--spacing-md);       /* 统一使用 spacing-md = 8px */
    --card-min-w: 200px;

    display: grid;
    grid-template-columns: repeat(var(--cols), minmax(var(--card-min-w), 1fr));
    gap: var(--gap);
    justify-content: start;
    align-content: start;
    margin-bottom: var(--spacing-2xl);
}

/* 重置网格子项的列/行占位，防止异常规则影响自动安放 */
.games-grid .game-card,
#gamesGrid .game-card {
    grid-column: auto;
    grid-row: auto;
}

/* 快捷列数类（可选） */
.grid-cols-2 { --cols: 2; }
.grid-cols-3 { --cols: 3; }
.grid-cols-4 { --cols: 4; }
.grid-cols-6 { --cols: 6; }
.grid-cols-8 { --cols: 8; }

/* 列表视图开关 */
.games-grid.list-view,
#gamesGrid.list-view {
    display: block;
}

/* 游戏卡片 - 背景覆盖设计 */
.game-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
    cursor: pointer;
    aspect-ratio: 3 / 4;
    background: var(--bg-card);
}

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

/* 视频播放图标样式 */
.video-play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    color: white;
    font-size: 3rem;
    opacity: 0.9;
    transition: all var(--transition-normal);
    pointer-events: none;
}

.game-card:hover .video-play-icon {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 1;
}

.game-card-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.game-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

/* 覆盖层 */
.game-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        180deg,
        rgba(0,0,0,0.2) 0%,
        rgba(0,0,0,0.4) 40%,
        rgba(0,0,0,0.7) 100%
    );
    z-index: 1;
    pointer-events: none;
}

/* 卡片角标：左右上角徽标容器（确保在 overlay 之上） */
.game-card-badges-left,
.game-card-badges-right {
    position: absolute;
    top: var(--spacing-xs);
    z-index: 3;
    display: flex;
    gap: 4px;
    align-items: flex-start;
    pointer-events: none;
}

.game-card-badges-left { left: var(--spacing-xs); }
.game-card-badges-right { right: var(--spacing-xs); justify-content: flex-end; }

/* 徽章基础样式（可复用于 hot/category/turns 等） */
.badge {
    pointer-events: auto;
    display: inline-block;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.625rem;
    font-weight: 600;
    color: #fff;
    line-height: 1.2;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(0,0,0,0.6);
    text-shadow: 0 1px 1px rgba(0,0,0,0.3);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    white-space: nowrap;
}

/* 热度徽章（橙色系） */
.badge.hot {
    background: linear-gradient(180deg, rgba(255,174,0,0.85), rgba(255,120,0,0.85));
    border-color: rgba(255,255,255,0.15);
}

/* 回合数徽章（主色系） */
.badge.turns {
    background: linear-gradient(180deg, rgba(125,43,168,0.9), rgba(107,27,155,0.9));
    border-color: rgba(255,255,255,0.15);
}

/* 统一卡片点击锚点（兜底） */
.game-card .card-link,
.waterfall-item .card-link {
    position: absolute;
    inset: 0;
    z-index: 100; /* 最高层，确保可点击 */
    display: block;
    background: transparent;
    cursor: pointer;
    pointer-events: auto;
}

/* 游戏卡片内容区域 - 统一规范 */
.game-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-sm);
    z-index: 2;
    color: white;
}

/* 卡片标题 */
.game-card-content .game-card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: white;
    margin-bottom: 4px;
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 卡片描述 */
.game-card-content .game-card-desc {
    color: rgba(255,255,255,0.85);
    font-size: 0.75rem;
    line-height: 1.4;
    margin-bottom: 4px;
    margin-top: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

/* 卡片底部信息 */
.game-card-content .game-card-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-size: 0.625rem;
    gap: 0.5rem;
}

.game-card-content .game-price {
    display: flex;
    align-items: center;
    gap: 2px;
    font-weight: 600;
    color: var(--warning-color);
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
    font-size: 0.625rem;
}

.game-card-content .price-value {
    font-size: 0.625rem;
}

/* 游戏详细信息行 */
.game-card-content .game-info-row {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    color: rgba(255,255,255,0.8);
    font-size: 0.625rem;
    margin-bottom: 2px;
    gap: 0.25rem;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
    padding: 0 var(--spacing-md);
}

/* 分页省略号样式 */
.page-ellipsis {
    border: none !important;
    background: transparent !important;
    color: var(--text-secondary) !important;
    cursor: default !important;
    user-select: none;
    padding: 0.5rem 0.5rem !important;
    min-width: 20px !important;
}

/* 页码跳转输入样式 */
.page-jump {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.page-jump-input {
    width: 64px;
    height: 32px;
    padding: 0 6px;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    outline: none;
}
.page-jump-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(125, 43, 168, 0.2);
}

/* 移动端分页样式优化 */
@media (max-width: 768px) {
    /* 移动端强制使用auto-fill确保自动换行，降低最小卡片宽度 */
    .games-grid,
    #gamesGrid {
        --cols: auto-fill;
        --card-min-w: 155px; /* 降低最小宽度以适应小屏 */
        --gap: 8px;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .pagination {
        gap: 4px;
        margin-top: 2rem;
        padding: 0 var(--spacing-sm);
        overflow-x: auto;
        justify-content: flex-start;
    }
    
    .page-btn {
        min-width: 36px;
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
        height: 32px;
    }
    
    .page-ellipsis {
        min-width: 16px !important;
        padding: 0.4rem 0.3rem !important;
        font-size: 0.8rem;
    }

    .page-jump-input {
        width: 56px;
        height: 30px;
        font-size: 0.85rem;
    }
}

/* 超小屏幕（手机横屏或小屏设备） */
@media (max-width: 480px) {
    /* 优化小屏手机游戏卡片显示：降低最小宽度以显示更多列 */
    .games-grid,
    #gamesGrid {
        --card-min-w: 140px; /* 360px宽度可显示2列，提升浏览效率 */
    }
    
    .pagination {
        gap: 2px;
        margin-top: 1.5rem;
        padding: 0 var(--spacing-xs);
    }
    
    .page-btn {
        min-width: 32px;
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
        height: 28px;
    }
    
    .page-ellipsis {
        min-width: 12px !important;
        padding: 0.3rem 0.2rem !important;
        font-size: 0.75rem;
    }

    .page-jump-input {
        width: 50px;
        height: 28px;
        font-size: 0.75rem;
    }
}

/* 游戏详情弹窗 */
.game-detail {
    padding: var(--spacing-2xl);
    min-width: 600px;
}

.game-header {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.game-poster {
    width: 200px;
    aspect-ratio: 566 / 754;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.game-info {
    flex: 1;
}

.game-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

/* 游戏详情弹窗专用样式 */
.game-detail .game-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

.game-detail .game-platform,
.game-detail .game-size {
    background: var(--bg-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.game-detail .game-price {
    background: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.game-detail .price-label {
    color: var(--text-secondary);
    margin-right: var(--spacing-sm);
}

.game-detail .price-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--warning-color);
}

.game-detail .price-unit {
    color: var(--text-secondary);
    margin-left: var(--spacing-xs);
}

/* 兑换按钮 - 使用 button-base.css 的统一样式 */
.game-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.game-description h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.game-description p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.game-stats {
    background: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    color: var(--text-secondary);
}

.stat-value {
    color: var(--text-primary);
    font-weight: 600;
}

/* 瀑布流布局样式 - 用于漫画/套图详情页的图片展示 */
.waterfall-container {
    margin-top: 1rem;
}

.waterfall-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 8px;
    padding: 4px 0;
}

.waterfall-grid.masonry {
    column-count: 4;
    column-gap: 8px;
    display: block;
}

.waterfall-item {
    position: relative;
    break-inside: avoid;
    margin-bottom: 8px;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: all 0.15s;
}

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

.waterfall-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s;
}

.waterfall-item:hover img {
    transform: scale(1.02);
}

.waterfall-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.15s;
    pointer-events: none;
}

.waterfall-item:hover .waterfall-overlay {
    opacity: 1;
}

.waterfall-overlay .overlay-icon {
    color: white;
    font-size: 2.5rem;
    opacity: 0.9;
}

.waterfall-video-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.8) 100%);
    z-index: 2;
}

.waterfall-video-title {
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.image-index {
    position: absolute;
    top: 4px;
    left: 4px;
    background: rgba(0,0,0,0.6);
    color: white;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.625rem;
    font-weight: 600;
    z-index: 3;
}

.waterfall-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.waterfall-empty i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.waterfall-empty h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

@media (max-width: 1200px) {
    .waterfall-grid.masonry {
        column-count: 3;
    }
}

@media (max-width: 768px) {
    .waterfall-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 6px;
    }
    
    .waterfall-grid.masonry {
        column-count: 2;
        column-gap: 6px;
    }
    
    .waterfall-item {
        margin-bottom: 6px;
    }
}

@media (max-width: 480px) {
    .waterfall-grid {
        grid-template-columns: 1fr;
        gap: 4px;
    }
    
    .waterfall-grid.masonry {
        column-count: 1;
    }
    
    .waterfall-item {
        margin-bottom: 4px;
    }
}