/* ============================================================
   椽仕设计 作品详情页样式（css/chuanshi-detail.css）
   依赖 chuanshi.css 基础组件（.cs-banner/.cs-container/.cs-section/
   .cs-title/.cs-breadcrumb/.cs-pager/.cs-empty/.cs-btn）
   ============================================================ */

/* banner：详情页用当前作品主图，高度略收 */
.cs-banner--mini { min-height: 300px; max-height: 40vh; }
.cs-banner--mini h1 { font-size: 34px; letter-spacing: 5px; }

/* ========== 标题（图片下方） ========== */
.cs-detail-title {
  margin-top: 34px;
  font-size: 34px; font-weight: 700;
  color: var(--cs-text);
  letter-spacing: 2px;
  font-family: var(--cs-font-serif);
}
.cs-detail-meta {
  margin-top: 14px;
  font-size: 13px;
  color: var(--cs-light);
  letter-spacing: 1px;
  line-height: 1.8;
}
/* 视觉隐藏但保留语义（2026-09-14 拍板：详情页大标题不显示，仅保留 H1 供 SEO/无障碍） */
.cs-sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ========== 16:9 主图 ========== */
.cs-detail-hero {
  margin-top: 32px;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--cs-cream);
}
.cs-detail-hero img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
@supports not (aspect-ratio: 16 / 9) {
  .cs-detail-hero { height: 0; padding-top: 56.25%; position: relative; }
  .cs-detail-hero img { position: absolute; top: 0; left: 0; }
}

/* ========== 设计说明（仅正文段落，无面板底色：2026-09-14 起去掉灰色底） ========== */
.cs-detail-desc {
  margin-top: 48px;
}
.cs-detail-desc-body p {
  font-size: 15px;
  color: var(--cs-muted);
  line-height: 1.9;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}
.cs-detail-desc-body p:last-child { margin-bottom: 0; }

/* ========== 图片展示（横向滑动长条，scroll-snap 吸附 + 左右箭头悬浮图上） ========== */
/* 图集上方右侧关闭按钮带：置于通屏图片之上的页面留白内（原叠在图片右上角、半透明白底在浅色图上几乎看不见）
   2026-09-14：通屏出血并把 × 平移到右箭头正上方——按钮中心与 #csGalNext（right:18px、宽 44px，中心 = 视口右缘 -40px）同心，
   故 padding-right = 40 - 38/2 = 21px；纵向位置与样式保持不变 */
.cs-gal-topbar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  padding-right: 21px;
  margin-bottom: 12px;
}
/* 图集通屏出血：左顶到视口左边缘、右顶到右边缘，两侧无留白（body overflow-x:hidden 兜底防横向滚动） */
.cs-detail-gallery {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-top: 0;
}

.cs-detail-strip-wrap { position: relative; }
.cs-detail-strip {
  flex: 1 1 auto; min-width: 0;
  display: flex; gap: 8px;
  overflow-x: auto;
  scrollbar-width: none; -ms-overflow-style: none;
  padding-bottom: 4px;
  overscroll-behavior-x: contain;
}
.cs-detail-strip::-webkit-scrollbar { display: none; }
/* 幻灯片单张：统一高度、宽度按图片比例自适应；contain 完整显示、绝不裁切、无留白；无灰底。相邻张之间留 8px 细微间距（见 .cs-detail-strip gap），避免与主图被误读为同一张 */
.cs-detail-strip-item {
  flex: 0 0 auto;
  height: min(70vh, 640px);
  width: auto;
  overflow: hidden;
  cursor: zoom-in;
}
.cs-detail-strip-item img {
  height: 100%;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform 0.5s ease;
}
/* 首尾克隆张：仅用于无缝循环，不可点击（不参与全屏看图） */
.cs-detail-strip-item.is-clone { pointer-events: none; }
/* 两端占位：为克隆张补出可滚动空间，使首/尾克隆也能被滚到居中，避免尾克隆超出 maxScroll 被钳位导致前向循环卡死（宽度由 JS 按视口与图宽动态设置） */
.cs-strip-spacer { flex: 0 0 auto; width: 0; height: 1px; pointer-events: none; }
.cs-detail-strip-item:hover img { transform: scale(1.04); }
.cs-strip-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 44px; height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  color: var(--cs-text);
  font-size: 18px; line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
#csGalPrev { left: 18px; }
#csGalNext { right: 18px; }
.cs-strip-nav:hover { border-color: #fff; color: #000; background: rgba(255, 255, 255, 0.88); }

@media (max-width: 720px) {
  .cs-strip-nav { display: none; }
  .cs-detail-strip-item { height: min(58vh, 460px); }
}

/* ========== 全屏看图（左右切换：箭头 / 键盘 ←→ / 触摸滑动） ========== */
.cs-lightbox {
  position: fixed; inset: 0;
  z-index: 300;
  background: #000;
  display: none;
  align-items: center;
  justify-content: center;
}
.cs-lightbox.open { display: flex; }
.cs-lightbox img {
  max-width: 100vw;
  max-height: 100vh;
  width: auto; height: auto;
  object-fit: contain;
  user-select: none;
  cursor: default;
}
.cs-lightbox-close {
  position: absolute;
  top: 18px; right: 26px;
  z-index: 2;
  width: 44px; height: 44px;
  background: none; border: none;
  color: #fff; font-size: 36px; line-height: 1;
  cursor: pointer;
  transition: color 0.3s;
}
.cs-lightbox-close:hover { color: var(--cs-red); }
.cs-lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 2;
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: none; border-radius: 50%;
  color: #fff; font-size: 22px; line-height: 1;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}
.cs-lightbox-prev { left: 24px; }
.cs-lightbox-next { right: 24px; }
.cs-lightbox-nav:hover { background: rgba(255, 255, 255, 0.22); color: var(--cs-red); }
@media (max-width: 720px) {
  .cs-lightbox-nav { width: 42px; height: 42px; font-size: 18px; }
  .cs-lightbox-prev { left: 10px; }
  .cs-lightbox-next { right: 10px; }
}

/* ========== 上下篇 ========== */
.cs-pager-list { letter-spacing: 1px; }

/* ========== 响应式 ========== */
@media (max-width: 900px) {
  .cs-detail-title { font-size: 26px; }
  .cs-detail-desc { margin-top: 56px; }
  .cs-detail-grid { grid-template-columns: 1fr; gap: 16px; }
  .cs-pager { flex-direction: column; gap: 12px; align-items: flex-start; }
}
/* ========== 文章详情（blog/article.php） ========== */
/* 正文：880px 阅读列，行高 2.0；标题层级用宋体 + 红色左线呼应站点语言 */
.cs-article-body {
  max-width: 880px;
  margin: 48px auto 0;
  font-size: 15px;
  color: var(--cs-muted);
  line-height: 2;
  letter-spacing: 0.5px;
  word-break: break-word;
}
.cs-article-body h2 {
  margin: 44px 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--cs-red);
  font-size: 22px; font-weight: 700;
  color: var(--cs-text);
  letter-spacing: 2px;
  line-height: 1.4;
  font-family: var(--cs-font-serif);
}
.cs-article-body h3 {
  margin: 34px 0 14px;
  font-size: 18px; font-weight: 700;
  color: var(--cs-text);
  letter-spacing: 1px;
}
.cs-article-body h4 {
  margin: 28px 0 12px;
  font-size: 16px;
  color: var(--cs-text);
  letter-spacing: 1px;
}
.cs-article-body p { margin-bottom: 18px; }
.cs-article-body p:last-child { margin-bottom: 0; }
.cs-article-body strong { color: var(--cs-text); font-weight: 600; }
.cs-article-body a { color: var(--cs-red); }
.cs-article-body ul, .cs-article-body ol { margin: 18px 0; padding-left: 26px; }
.cs-article-body li { margin-bottom: 8px; }
.cs-article-body img {
  max-width: 100%; height: auto;
  display: block;
  margin: 28px auto;
  background: var(--cs-cream);
}
.cs-article-body blockquote {
  margin: 28px 0; padding: 10px 4px 10px 22px;
  border-left: 3px solid var(--cs-gold);
  color: var(--cs-light);
  background: var(--cs-cream);
}
.cs-article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 14px;
}
.cs-article-body th, .cs-article-body td {
  padding: 10px 14px;
  text-align: left;
  border: 1px solid var(--cs-border);
}
.cs-article-body th { background: var(--cs-cream); color: var(--cs-text); font-weight: 600; }

/* 草稿预览徽章 */
.cs-draft-badge {
  display: inline-block;
  margin-left: 10px; padding: 2px 10px;
  border-radius: 3px;
  background: var(--cs-red); color: #fff;
  font-size: 11px; letter-spacing: 1px;
  vertical-align: 1px;
}

/* 标签 */
.cs-article-tags {
  max-width: 880px;
  margin: 48px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--cs-border);
  display: flex; flex-wrap: wrap; gap: 10px;
}
.cs-article-tag {
  padding: 4px 14px;
  border: 1px solid var(--cs-border); border-radius: 14px;
  font-size: 12px; letter-spacing: 1px;
  color: var(--cs-light);
  transition: all 0.3s;
}
.cs-article-tag:hover { border-color: var(--cs-red); color: var(--cs-red); }

/* 相关阅读 */
.cs-related { margin-top: 72px; }
.cs-related-grid {
  margin-top: 32px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cs-related-item { display: block; }
.cs-related-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: var(--cs-cream);
  transition: transform 0.5s ease;
}
@supports not (aspect-ratio: 4 / 3) {
  .cs-related-item img { height: 200px; }
}
.cs-related-item:hover img { transform: scale(1.03); }
.cs-related-body { display: block; padding: 14px 2px 0; }
.cs-related-title {
  font-size: 14px; font-weight: 600;
  color: var(--cs-text); line-height: 1.6;
  transition: color 0.3s;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.cs-related-item:hover .cs-related-title { color: var(--cs-red); }
.cs-related-date {
  display: block;
  margin-top: 6px;
  font-size: 12px; color: var(--cs-light); letter-spacing: 1px;
}

/* ========== 响应式 ========== */
@media (max-width: 900px) {
  .cs-detail-title { font-size: 26px; }
  .cs-detail-desc { margin-top: 56px; }
  .cs-detail-grid { grid-template-columns: 1fr; gap: 16px; }
  .cs-pager { flex-direction: column; gap: 12px; align-items: flex-start; }
  .cs-article-body { margin-top: 36px; font-size: 14px; }
  .cs-article-body h2 { font-size: 19px; margin: 34px 0 14px; }
  .cs-related-grid { grid-template-columns: 1fr; gap: 20px; }
  .cs-related { margin-top: 56px; }
}

/* ========== 2026-09-14 图集幻灯片形态（等高、宽按比例、紧贴无缝、左右露相邻半截、不裁切、无灰底）+ 图集上方关闭 + 圆点分页 ========== */
/* 关闭按钮：实底白圆 + 描边 + 阴影，位于图集上方留白内，不再叠图，浅色图上亦清晰可辨 */
.cs-gal-close {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.14);
  color: var(--cs-text);
  font-size: 20px; line-height: 1;
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.cs-gal-close:hover { background: var(--cs-text); border-color: var(--cs-text); color: #fff; }
.cs-strip-dots {
  margin-top: 18px;
  display: flex; justify-content: center; align-items: center; gap: 9px;
}
.cs-strip-dot {
  width: 8px; height: 8px; padding: 0;
  border: 0; border-radius: 50%;
  background: rgba(0, 0, 0, 0.16);
  cursor: pointer;
  transition: width 0.3s, background 0.3s;
}
.cs-strip-dot.is-active { width: 22px; border-radius: 4px; background: var(--cs-text); }

/* CS-PATCH-BEGIN 20260914-nored */
/* 正文/博客标题：去掉左侧红色竖线 */
.cs-article-body h2 { border-left: none !important; padding-left: 0 !important; }
/* 草稿徽章：红底改中性灰 */
.cs-draft-badge { background: #999 !important; }
/* CS-PATCH-END 20260914-nored */

/* CS-PATCH-BEGIN 20260914-allpagescenter */
/* 作品详情/文章详情：区块小标题居中（中英同行）+ 正文浅灰底（正文段落仍保持左对齐） */
.cs-detail-head { justify-content: center; text-align: center; }
.cs-article-body { background: #f4f3f0; padding: 44px 48px; }
.cs-related-grid { background: #f4f3f0; padding: 28px 28px 18px; }
.cs-related-grid .cs-related-item { text-align: center; }
@media (max-width: 640px) {
  .cs-article-body { padding: 26px 20px; }
  .cs-related-grid { padding: 20px 16px 12px; }
}
/* CS-PATCH-END 20260914-allpagescenter */

/* CS-PATCH-BEGIN 20260914-artcenter */
/* 资讯文章详情：仅居中标题；正文保持左对齐（scope 到本页，不影响 cases/terms/privacy） */
.cs-section--blog-article .cs-detail-title { text-align: center; }
/* CS-PATCH-END 20260914-artcenter */

/* CS-PATCH-BEGIN 20260914-artmeta */
/* 资讯文章详情：信息行与灰色正文块左边缘对齐（套用同一 880px 阅读列） */
.cs-section--blog-article .cs-detail-meta { max-width: 880px; margin-left: auto; margin-right: auto; }
/* CS-PATCH-END 20260914-artmeta */