/* ============================================
   Dasvidaniya 自定义样式
   基于 Hugo Theme Reimu 扩展
   按 AGENTS.md + design.md 规范
   ============================================ */

/* ============================================
   1. Games 页面布局（/games/*）
   左侧导航树 + 右侧内容
   ============================================ */

/* 导航栏高度：nav-link padding 20px + icon 24px = ~56px */
:root {
    --navbar-height: 56px;
}

.page-games #header {
  display: none;
}

/* 布局容器：flex 横排，顶部统一留出导航栏空间 */
.page-games #content.sidebar-left {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  max-width: 100%;
  margin: 0;
  padding-top: var(--navbar-height);
}

/* 侧边栏：固定宽度，完全贴左 */
.page-games #content.sidebar-left #sidebar {
  display: block;
  width: 240px;
  min-width: 240px;
  max-width: 240px;
  flex-shrink: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

/* 侧边栏 sticky：从固定导航栏下方开始 */
.page-games .sidebar-wrapper-container {
  position: sticky;
  top: var(--navbar-height);
  height: calc(100vh - var(--navbar-height));
  overflow-y: auto;
  margin: 0;
  padding: 0;
}

/* wrapper 内部全部拉满无间隙 */
.page-games .sidebar-wrapper,
.page-games .sidebar-wrap {
  margin: 0;
  padding: 0;
  border-radius: 0;
  width: 100%;
  justify-content: flex-start;
  align-items: stretch;
}

/* 侧边栏背景图 + 暗色遮罩保证文字可读 */
.page-games .sidebar-wrap {
  background: url("/images/custom/sidebar-bg.png") center/cover no-repeat;
  position: relative;
}

.page-games .sidebar-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(18, 18, 26, 0.7);
  pointer-events: none;
  z-index: 0;
}

.page-games .sidebar-wrap > * {
  position: relative;
  z-index: 1;
}

/* 主内容区：占据剩余宽度 */
.page-games #content.sidebar-left #main {
  flex: 1 1 auto;
  min-width: 0;
  max-width: none;
  margin: 0;
  padding: 24px;
  box-sizing: border-box;
}

/* ============================================
   2. 加载动画 — 遮罩改暗色，避免刺眼白光
   ============================================ */

#loader .loading-bg {
  background-color: rgba(18, 18, 26, 0.92);
}

[data-theme="dark"] #loader .loading-bg {
  background-color: rgba(8, 8, 16, 0.95);
}

/* ============================================
   3. 左侧导航树
   ============================================ */

.game-nav-tree {
  padding: 12px 16px;
  font-size: 0.95rem;
}

/* 导航树头部 — 匹配 Reimu 主题色 */
.game-nav-header {
  margin-bottom: 8px;
  padding: 4px 0 8px;
  border-bottom: 1px solid var(--red-5);
}

.game-nav-header-link {
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: var(--red-1);
  font-weight: 600;
  font-size: 1rem;
}

.game-nav-header-link:hover {
  color: var(--red-0);
}

.game-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* 游戏链接 */
.game-nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--highlight-foreground);
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}

.game-nav-link:hover {
  background: var(--red-5);
  color: var(--red-1);
}

.game-nav-link.active {
  background: var(--red-5-5);
  color: var(--red-1);
}

/* 箭头指示器 */
.game-nav-arrow::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

/* 子分类列表 */
.game-nav-sub {
  list-style: none;
  padding: 4px 0 0 20px;
  margin: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.game-nav-sub.open {
  max-height: 600px;
}

.game-nav-sub-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  border-radius: 5px;
  text-decoration: none;
  color: var(--highlight-comment);
  font-size: 0.9rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.game-nav-sub-link:hover {
  background: var(--red-6);
  color: var(--red-2);
}

.game-nav-sub-link.active {
  background: var(--red-5);
  color: var(--red-1);
  font-weight: 500;
}

.game-nav-count {
  font-size: 0.75rem;
  color: var(--highlight-comment);
  background: var(--highlight-selection);
  padding: 1px 6px;
  border-radius: 3px;
}

/* ============================================
   4. 内容区组件（保持 AGENTS.md 规范）
   ============================================ */

/* Section 标题 */
.game-section-header {
  text-align: center;
  margin-bottom: 2rem;
  padding: 1.5rem 1rem 0;
}

.game-section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--red-1), var(--red-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.game-section-desc {
  font-size: 1rem;
  color: var(--highlight-comment);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.game-section-empty {
  color: var(--highlight-comment);
  font-style: italic;
  margin-top: 1rem;
}

/* 卡片网格（游戏入口 / 分类入口） */
.game-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.game-card {
  display: block;
  text-decoration: none;
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  background: var(--highlight-background);
  border: 1px solid var(--red-5-5);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--color-red-3-shadow);
  border-color: var(--red-3);
}

.game-card-inner {
  padding: 1.25rem;
}

.game-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--highlight-foreground);
}

.game-card-desc {
  font-size: 0.85rem;
  color: var(--highlight-comment);
  line-height: 1.5;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.game-card-count {
  font-size: 0.8rem;
  color: var(--red-2);
  font-weight: 500;
}

/* 文章列表 */
.game-article-list {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.game-article-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--red-5-5);
  transition: background 0.2s ease;
}

.game-article-item:hover {
  background: var(--red-6);
}

.game-article-title {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.game-article-title a {
  text-decoration: none;
  color: var(--highlight-foreground);
}

.game-article-title a:hover {
  color: var(--red-1);
}

.game-article-meta {
  font-size: 0.8rem;
  color: var(--highlight-comment);
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* ============================================
   5. 响应式
   ============================================ */

@media (max-width: 768px) {
  /* 移动端侧边栏变为 top overlay，不占水平空间 */
  .page-games #content.sidebar-left {
    flex-direction: column;
  }

  .page-games #content.sidebar-left #sidebar {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
  }

  .page-games .sidebar-wrapper-container {
    position: relative;
    top: auto;
    height: auto;
    max-height: 40vh;
    overflow-y: auto;
  }

  .page-games #content.sidebar-left #main {
    flex: auto;
    padding: 12px;
  }

  .game-card-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.75rem;
  }

  .game-card-inner {
    padding: 0.75rem;
  }
}

@media (max-width: 480px) {
  .game-card-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .game-card-title {
    font-size: 0.95rem;
  }
}

/* ============================================
   6. 首页 Banner 标题居中修正
   ============================================ */

#header-title {
  text-align: center;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  padding: 0 16px;
  box-sizing: border-box;
}