/* ==================== V1 横向卡片 — 图标左，名称右 ==================== */

/* 头部 */
.masonry-header {
  text-align: center;
  padding: 40px 0 28px;
}
.masonry-site-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}
.masonry-site-slogan {
  font-size: 15px;
  color: var(--text-tertiary);
  margin-top: 6px;
}

/* 搜索框 */
.search-wrapper {
  max-width: 640px;
  margin: 0 auto 28px;
}
.search-box {
  display: flex;
  align-items: center;
  background: var(--input-bg);
  border: 2px solid var(--input-border);
  border-radius: 28px;
  padding: 14px 20px;
  transition: border-color var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal);
}
.search-box:focus-within {
  background: var(--input-focus-bg);
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.search-icon { flex-shrink: 0; color: var(--text-tertiary); margin-right: 12px; }
.search-input {
  flex: 1; font-size: 16px; color: var(--text-primary); background: transparent; min-width: 0;
}
.search-input::placeholder { color: var(--text-tertiary); }
.search-clear {
  flex-shrink: 0; padding: 4px; color: var(--text-tertiary); border-radius: 50%; transition: background var(--transition-fast);
}
.search-clear:hover { background: var(--bg-hover); }

/* 分类标签 */
.masonry-tabs {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 36px; padding: 0 4px;
}
.masonry-tab {
  display: inline-flex; align-items: center; gap: 4px; padding: 9px 24px; font-size: 14px; font-weight: 500;
  color: var(--text-secondary); background: var(--bg-tertiary); border-radius: 22px; transition: all var(--transition-fast);
  cursor: pointer; white-space: nowrap;
}
.masonry-tab:hover { background: var(--accent-light); color: var(--accent); }
.masonry-tab.active { background: var(--accent); color: #fff; }

/* 网格 — 列数由 CSS 变量控制 */
.masonry-container {
  display: grid;
  grid-template-columns: repeat(var(--card-columns, 6), 1fr);
  gap: 18px;
  overflow: visible;
}

/* 卡片 — 横向长方形，尺寸由 CSS 变量控制 */
.masonry-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  overflow: visible;
  aspect-ratio: var(--card-aspect-ratio, 2 / 1);
}
.masonry-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  z-index: 5;
}
.masonry-card.has-open-dropdown {
  z-index: 50;
}

.masonry-card-main {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  height: 100%;
  padding: 18px 22px;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  box-sizing: border-box;
}

/* 图标 */
.masonry-card-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  flex-shrink: 0;
}
.masonry-card-icon { width: 100%; height: 100%; object-fit: contain; }
.masonry-card-fallback {
  width: 100%; height: 100%; background: var(--accent-light); color: var(--accent);
  font-size: 20px; font-weight: 700; display: flex; align-items: center; justify-content: center;
}

/* 名称 */
.masonry-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-height: 1.4;
  word-break: break-all;
  min-width: 0;
}

/* 有子链接时，文字区域避开右侧 [+N] 按钮 */
.masonry-card:has(.masonry-sub-dropdown-wrap) .masonry-card-main {
  padding-right: 52px;
}

/* [+N] 子链接 */
.masonry-sub-dropdown-wrap {
  position: absolute; top: 0; right: 0; bottom: 0; z-index: 20;
}
.masonry-sub-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: 12px; font-weight: 700; color: #fff; background: var(--accent);
  padding: 0 12px; border-radius: 0 16px 16px 0; line-height: 1.4; cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  writing-mode: horizontal-tb;
}
.masonry-sub-badge:hover { filter: brightness(1.1); box-shadow: 0 2px 10px rgba(0,0,0,0.2); }
.masonry-sub-badge[aria-expanded="true"] { background: var(--text-secondary); }

.masonry-sub-dropdown {
  display: none; position: absolute; top: 20%; right: 0; margin-top: 4px;
  min-width: 180px; background: var(--card-bg); border: 1px solid var(--card-border);
  border-radius: 10px; box-shadow: 0 8px 30px rgba(0,0,0,0.15); padding: 6px 0; z-index: 100;
}
.masonry-sub-dropdown-wrap.active .masonry-sub-dropdown { display: block; }

.masonry-sub-link {
  display: block; padding: 10px 18px; font-size: 14px; font-weight: 500;
  color: var(--text-primary); transition: background var(--transition-fast), color var(--transition-fast);
  text-decoration: none; white-space: nowrap;
}
.masonry-sub-link:hover { background: var(--bg-hover); color: var(--accent); }

/* 页脚 */
.footer { text-align: center; padding: 40px 0 20px; font-size: 13px; color: var(--text-tertiary); }

/* 搜索高亮 */
.search-highlight { background: var(--warning); color: #1a1a2e; border-radius: 2px; padding: 0 2px; }

/* 空状态 */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-tertiary); }
.empty-state-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }
.empty-state-text { font-size: 16px; }

/* 应用容器 — 宽度由 CSS 变量控制 */
.app-container { max-width: var(--container-max-width, 1380px); margin: 0 auto; padding: 0 28px 80px; }

/* 响应式 */
@media (max-width: 1100px) {
  .masonry-container { grid-template-columns: repeat(5, 1fr); gap: 14px; }
  .masonry-card { aspect-ratio: 2.5 / 1; }
}

@media (max-width: 900px) {
  .masonry-container { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .masonry-card { aspect-ratio: 2.5 / 1; border-radius: 14px; }
  .masonry-card-main { padding: 16px 18px; gap: 14px; }
  .masonry-card-icon-wrap { width: 42px; height: 42px; }
  .masonry-card-title { font-size: 14px; }
}

@media (max-width: 640px) {
  .masonry-container { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .masonry-card { aspect-ratio: 2.2 / 1; border-radius: 12px; }
  .masonry-card-main { padding: 12px 14px; gap: 10px; }
  .masonry-card-icon-wrap { width: 34px; height: 34px; border-radius: 10px; }
  .masonry-card-title { font-size: 13px; }
}

@media (max-width: 420px) {
  .masonry-container { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .masonry-card { aspect-ratio: 2 / 1; border-radius: 10px; }
  .masonry-card-main { padding: 10px 12px; gap: 8px; }
  .masonry-card-icon-wrap { width: 28px; height: 28px; border-radius: 8px; }
  .masonry-card-title { font-size: 12px; }
  .masonry-tabs { gap: 6px; margin-bottom: 24px; }
  .masonry-tab { padding: 6px 14px; font-size: 12px; }
  .masonry-header { padding: 24px 0 16px; }
  .masonry-site-title { font-size: 24px; }
  .app-container { padding: 0 14px 80px; }
}