/* 夜景摄影 · 首页版式（以 03-ui/home-ui-desktop.png 为唯一基线量稿实现）
   稿 1024×1536 → 1440 宽归一 2160px。分区预算：
   header 79 / hero 568 / 分类索引条 197 / 推荐图卡排 267 /
   最新图卡两排 422 / 参数+清单FAQ 带 422 / 说明条 127 / 页脚 78-95 */

/* --- hero 568 --- */
.hero { border-bottom: 1px solid var(--line); background: radial-gradient(1200px 500px at 78% -10%, rgba(77, 128, 216, .18), transparent 60%), linear-gradient(180deg, var(--bg-2), var(--bg)); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: 34px; align-items: center; padding: 18px 0 16px; }
.hero-copy { min-width: 0; }
.hero h1 { font-family: var(--font-serif); font-size: clamp(28px, 2.6vw, 40px); line-height: 1.28; margin-top: 8px; }
.hero .nowrap { white-space: nowrap; }
.hero-lead { margin-top: 10px; font-size: 14px; line-height: 1.8; color: var(--text-dim); max-width: 34em; }
.hero-actions { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 10px; }
.hero-stats { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px 34px; padding-top: 12px; border-top: 1px solid var(--line); }
.hero-stat dt { font-size: var(--fs-xs); color: var(--text-faint); }
.hero-stat dd { font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif; font-size: 18px; color: var(--accent); margin-top: 2px; }
.hero-media { min-width: 0; }
.hero-media img { aspect-ratio: 28 / 25; object-fit: cover; border-radius: var(--radius-l); border: 1px solid var(--line-strong); box-shadow: var(--shadow); }
.hero-caption { margin-top: 8px; font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif; font-size: var(--fs-xs); color: var(--text-faint); text-align: right; }

/* --- 分类索引条 197 --- */
.topics { padding: 10px 0 8px; border-bottom: 1px solid var(--line); background: var(--bg); }
.topic-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.topic-card { display: grid; gap: 2px; padding: 8px 8px 7px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); align-content: start; transition: border-color .15s, transform .15s; }
.topic-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.topic-num { font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif; font-size: var(--fs-xs); color: var(--text-faint); }
.topic-icon { width: 24px; height: 24px; color: var(--accent); }
.topic-icon svg { width: 100%; height: 100%; }
.topic-card h3 { font-size: 14px; font-weight: 600; }
.topic-card p { font-size: 11.5px; line-height: 1.55; color: var(--text-dim); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.topic-tag { font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif; font-size: 10px; color: var(--blue); padding-top: 3px; }

/* --- 推荐图卡排 267 --- */
.editor { padding: 16px 0 14px; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.editor-grid { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 24px; align-items: center; }
.editor-head h2 { font-family: var(--font-serif); font-size: var(--fs-xl); line-height: 1.35; margin-top: 8px; }
.editor-head p { margin-top: 8px; font-size: var(--fs-sm); color: var(--text-dim); line-height: 1.65; }
.picks { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.pick-media { aspect-ratio: 2 / 1; }

/* --- 最新图卡两排 422 --- */
.latest { padding: 18px 0 16px; border-bottom: 1px solid var(--line); }
.latest-wrap { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 24px; align-items: start; }
.latest-head h2 { font-family: var(--font-serif); font-size: var(--fs-xl); line-height: 1.35; margin-top: 8px; }
.latest-head p { margin-top: 8px; font-size: var(--fs-sm); color: var(--text-dim); line-height: 1.65; }
.latest-cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.latest-cards .note-media { aspect-ratio: 5 / 2; }
.latest-cards .note-card h3 { font-size: 13px; -webkit-line-clamp: 2; }

/* --- 参数 + 清单/FAQ 带 422 --- */
.ops { padding: 20px 0 18px; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.ops-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 14px; align-items: start; }
.ops-care { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }


/* --- 说明条 127 → 紧凑 --- */
.notice { padding: 16px 0; background: rgba(77, 128, 216, .08); border-bottom: 1px solid var(--line); }
.notice-inner { display: flex; gap: 18px; align-items: flex-start; }
.notice-label { flex: none; font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif; font-size: var(--fs-xs); color: var(--accent); letter-spacing: .12em; padding-top: 3px; }
.notice p { font-size: var(--fs-sm); color: var(--text-dim); line-height: 1.7; max-width: 66em; }

/* --- 页脚 95 --- */
.site-footer { padding: 0; }

/* --- 分类页 / 详情页补充 --- */
.listing { padding: 22px 0; }
.note-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.guide { padding: 20px 0; border-top: 1px solid var(--line); }
.cat-desc { padding: 18px 0; }
.continue { padding: 20px 0 30px; }
.continue h2 { font-family: var(--font-serif); font-size: var(--fs-xl); margin-bottom: 14px; }
.related { padding: 26px 0 40px; border-top: 1px solid var(--line); background: var(--bg-2); }
.related h2 { font-family: var(--font-serif); font-size: var(--fs-xl); margin-bottom: 14px; }
.related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }

/* --- 响应式 --- */
@media (max-width: 1240px) {
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .note-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-media img { aspect-ratio: 16 / 9; }
  .editor-grid, .latest-wrap { grid-template-columns: 1fr; }
  .picks { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .latest-cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .ops-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .picks, .latest-cards, .note-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .care-duo { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .notice-inner { flex-direction: column; gap: 6px; }
}
@media (max-width: 480px) {
  .latest-cards, .picks { grid-template-columns: 1fr; }
}

/* ============================================================
   对接数据补充：子分类卡 / 分类说明 / 空状态 / 卡片截断
   ============================================================ */

.subcategory { padding: 8px 0 26px; }
.subcat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.subcat-card {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .15s, transform .15s;
}
.subcat-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.subcat-num {
  font-family: var(--font-mono, monospace);
  font-size: var(--fs-xs);
  color: var(--accent);
}
.subcat-card h3 { font-size: var(--fs-base); line-height: 1.45; color: var(--text); }
.subcat-card p { margin-top: 4px; font-size: var(--fs-xs); color: var(--text-faint); line-height: 1.6; }
.subcat-count { font-size: var(--fs-xs); color: var(--text-dim); white-space: nowrap; }

.list-description { padding: 8px 0 30px; border-top: 1px solid var(--line); }
.desc-cols { max-width: 72ch; }
.desc-cols p { margin-top: 12px; font-size: var(--fs-sm); line-height: 2; color: var(--text-dim); }

.empty-state { display: none; padding: 30px 0; font-size: var(--fs-sm); color: var(--text-faint); }
.empty-state.is-visible { display: block; }

/* 卡片标题/摘要截断，保证等高 */
.note-card h3, .pick-card h3, .topic-card h3, .subcat-card h3, .continue-card h3 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}
.note-card .note-body p {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 720px) {
  .subcat-grid { grid-template-columns: 1fr; }
}

/* 正文分节配图 */
.article-body .body-figure { margin: 16px 0; }
.article-body .body-figure img { width: 100%; max-width: 100%; border-radius: var(--radius); border: 1px solid var(--line); }

/* 相关阅读里的"查看全部"占位卡 */
.related .related-card.text-link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--text-dim);
  background: transparent;
}