/* ============================================================
   布局 · 列表页
   ============================================================ */

.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 顶部 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg-overlay);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.brand-emoji {
  font-size: 22px;
  filter: drop-shadow(0 0 6px var(--accent-soft));
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-soft);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.icon-btn:hover,
.icon-btn:focus-visible {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.icon-btn:active {
  transform: scale(0.92);
}

/* ---------- 头部 Hero ---------- */
.hero {
  padding: 32px 0 24px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 8px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  color: var(--text-soft);
  font-size: 14px;
  margin: 0;
}

/* ---------- 搜索框 ---------- */
.search-wrap {
  margin: 8px 0 20px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.search-box svg {
  flex-shrink: 0;
  color: var(--text-mute);
}

.search-box input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  min-width: 0;
}

.search-box input::placeholder {
  color: var(--text-mute);
}

/* ---------- 分类筛选 ---------- */
.filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0 -20px 20px;
  padding: 0 20px 4px;
  scrollbar-width: none;
}

.filters::-webkit-scrollbar {
  display: none;
}

.chip {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-soft);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all 0.2s var(--ease);
  white-space: nowrap;
}

.chip:hover {
  border-color: var(--border-strong);
}

.chip.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 4px 14px var(--accent-soft);
}

[data-theme="dark"] .chip.is-active,
:root:not([data-theme]) .chip.is-active {
  color: #2a1820;
}

/* ---------- 故事卡片 ---------- */
.story-grid {
  display: grid;
  gap: 14px;
  padding-bottom: 32px;
}

.story-card {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    border-color 0.2s var(--ease);
  cursor: pointer;
  text-align: left;
  width: 100%;
  font-family: inherit;
  color: inherit;
}

.story-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--border-strong);
}

.story-card:active {
  transform: translateY(0) scale(0.99);
}

.story-cover {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--border);
}

.story-cover.cat-nature {
  background: rgba(168, 216, 184, 0.14);
}
.story-cover.cat-life {
  background: var(--accent-soft);
}
.story-cover.cat-poetry {
  background: rgba(200, 184, 240, 0.14);
}

.story-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.story-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
  line-height: 1.4;
  /* 标题截断 */
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.story-excerpt {
  font-size: 13px;
  color: var(--text-soft);
  margin: 0;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.story-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-mute);
}

.story-tag {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.story-tag.cat-nature {
  color: var(--category-nature);
}
.story-tag.cat-life {
  color: var(--category-life);
}
.story-tag.cat-poetry {
  color: var(--category-poetry);
}

.story-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-mute);
}

/* ---------- 空状态 ---------- */
.empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--text-mute);
}

.empty-emoji {
  font-size: 48px;
  display: block;
  margin-bottom: 12px;
  opacity: 0.5;
}

/* ---------- 底部 ---------- */
.footer {
  padding: 24px 0 40px;
  text-align: center;
  font-size: 12px;
  color: var(--text-mute);
}

.footer a {
  color: var(--text-soft);
  border-bottom: 1px dashed var(--border-strong);
}

/* ---------- 收藏计数 ---------- */
.fav-count {
  font-size: 12px;
  color: var(--accent);
  margin-left: 4px;
}