/* ============================================================
   Single Article CSS  v3.2  2026-06-06
   - 文章主體：深色玻璃卡片（仿巴哈內框感，融入深色站台）
   - 內文圖片 / 主圖：方正直角、滿版貼齊欄寬（仿巴哈）
   - 內文字級 16px、行距 1.85，貼近巴哈閱讀密度
   - 分類標籤深色玻璃感；底部功能區輕量分隔
   - 語意化、無障礙、RWD（手機桌機一致）
   ============================================================ */

/* ── 容器：只負責上下留白（寬度交給 .container） ── */
.single-wrap{
  padding-top:24px;
  padding-bottom:64px;
  box-sizing:border-box;
}

/* ── grid 包裝層（手機：單欄堆疊） ── */
.single-grid{
  display:flex;
  flex-direction:column;
  gap:0;
  min-width:0;
}

/* ── 麵包屑 ── */
.breadcrumb{font-size:14px;color:#9aa3ad;margin:8px 0 18px;line-height:1.8}
.breadcrumb a{color:#9aa3ad;text-decoration:none}
.breadcrumb a:hover{color:var(--accent-blue,#63A8FF)}
.breadcrumb .sep{margin:0 6px;color:#5b6470}
.breadcrumb .current{color:rgba(255,255,255,.85)}

/* ── 文章主體：深色玻璃卡片（仿巴哈內框感） ── */
.single-article{
  padding:32px 36px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:16px;
  background:rgba(255,255,255,.04);
  margin-bottom:32px;
  min-width:0;
  overflow-wrap:break-word;
  word-break:break-word;
}
.single-article.glass{
  background:rgba(255,255,255,.04) !important;
  border:1px solid rgba(255,255,255,.08) !important;
  box-shadow:0 8px 32px rgba(0,0,0,.25) !important;
  backdrop-filter:blur(12px) !important;
  -webkit-backdrop-filter:blur(12px) !important;
  padding:32px 36px !important;
}

/* ── 標題區 ── */
.single-header{margin:0 0 24px}
.single-tags{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.single-tag{font-size:13px;font-weight:600;padding:4px 14px;border-radius:999px;text-decoration:none;line-height:1.6}
.single-tag.cat{background:rgba(251,113,133,.15);color:#fb7185;border:1px solid rgba(251,113,133,.3)}
.single-tag.chan{background:rgba(99,168,255,.15);color:#63A8FF;border:1px solid rgba(99,168,255,.3)}
.single-tag:hover{filter:brightness(1.15)}
.single-title{font-size:33px;font-weight:800;line-height:1.34;margin:6px 0 18px;color:#fff;letter-spacing:.01em}
.single-meta{display:flex;flex-wrap:wrap;gap:18px;color:rgba(255,255,255,.65);font-size:14px}
.single-meta i{margin-right:5px;opacity:.75}

/* ── 主圖：方正直角、滿版（仿巴哈） ── */
.single-cover{margin:18px 0 26px;border-radius:0;overflow:hidden}
.single-cover img{width:100%;height:auto;display:block}

/* ── 內文（巴哈閱讀密度：16px / 1.85） ── */
.single-content{font-size:16px;line-height:1.85;color:rgba(255,255,255,.92);min-width:0}
.single-content p{margin:1.05em 0}
/* 內文圖片：方正直角、滿版貼齊欄寬（仿巴哈） */
.single-content img{max-width:100%;width:100%;height:auto;border-radius:0;display:block;margin:1.6em auto}
.single-content h2{font-size:24px;margin:1.7em 0 .6em;border-left:4px solid var(--accent-blue,#63A8FF);padding-left:12px;color:#fff;line-height:1.4}
.single-content h3{font-size:19px;margin:1.4em 0 .5em;color:#fff;line-height:1.45}
.single-content blockquote{border-left:4px solid rgba(99,168,255,.5);padding:10px 18px;color:#cfd6df;background:rgba(255,255,255,.04);margin:1.2em 0;border-radius:0 8px 8px 0}
.single-content a{color:var(--accent-blue,#63A8FF);text-decoration:underline;text-underline-offset:3px}
.single-content a:hover{filter:brightness(1.2)}
.single-content ul,.single-content ol{margin:1em 0;padding-left:1.6em}
.single-content li{margin:.45em 0}
.single-content pre{overflow-x:auto;max-width:100%}
.single-content table{display:block;overflow-x:auto;max-width:100%}
.single-content iframe{
  width:100%;
  aspect-ratio:16 / 9;
  height:auto;
  max-width:100%;
  border:0;
  border-radius:0;
  display:block;
  margin:1.6em auto;
}

.single-pagelinks{margin-top:16px;font-size:14px;color:rgba(255,255,255,.7)}

/* ── 文章標籤 ── */
.single-post-tags{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:28px;padding-top:18px;border-top:1px dashed rgba(255,255,255,.12);color:rgba(255,255,255,.7)}
.single-post-tags .tag-pill{color:rgba(255,255,255,.85);text-decoration:none;padding:3px 10px;border-radius:6px;background:rgba(255,255,255,.06);font-size:13px}
.single-post-tags .tag-pill:hover{background:rgba(99,168,255,.25)}

/* ── 側欄 ── */
.single-sidebar{min-width:0;margin-bottom:32px}
.single-sidebar .sidebar-widget{margin-bottom:20px}

/* ── 延伸閱讀／相關文章 ── */
.related-section{margin:8px 0 32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08)}
.related-section .section-title{font-size:20px;font-weight:700;margin:0 0 16px;display:flex;align-items:center;gap:8px;color:#fff;padding-left:0}
.related-section .section-title::before{display:none}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}

/* ── 留言：保留輕量分隔，不用厚框 ── */
.single-comments{
  padding:24px 0 0;
  border:none;
  border-radius:0;
  border-top:1px solid rgba(255,255,255,.08);
  background:transparent;
  margin:8px 0 24px;
}
.single-comments.glass{
  background:transparent !important;
  border:none !important;
  border-top:1px solid rgba(255,255,255,.08) !important;
  box-shadow:none !important;
  backdrop-filter:none !important;
  -webkit-backdrop-filter:none !important;
  padding:24px 0 0 !important;
}

/* ============================================================
   桌機 1024+：兩欄並排
   ============================================================ */
@media (min-width:1024px){
  .single-grid{
    display:grid;
    grid-template-columns:minmax(0,1fr) 320px;
    grid-template-rows:auto 1fr;
    gap:0 32px;
    align-items:start;
  }
  .single-grid > .breadcrumb,
  .single-grid > article,
  .single-grid > .single-article,
  .single-grid > .single-nav,
  .single-grid > .related-section,
  .single-grid > .single-comments{
    grid-column:1;
    min-width:0;
  }
  .single-grid > .single-sidebar{
    grid-column:2;
    grid-row:1 / 3;
    margin:0;
    position:sticky;
    top:88px;
    align-self:start;
  }
}

/* ============================================================
   社群分享列：輕量、無厚框
   ============================================================ */
.single-share{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  margin:28px 0 0;padding:18px 0 0;
  background:transparent;border:none;
  border-top:1px solid rgba(255,255,255,.08);
  border-radius:0;
}
.single-share .share-label{
  display:flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:rgba(255,255,255,.7);
  white-space:nowrap;
}
.single-share .share-buttons{display:flex;gap:8px;flex-wrap:wrap}
.share-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:10px;cursor:pointer;
  font-size:13px;font-weight:600;color:#fff;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  text-decoration:none;transition:all .2s ease;
}
.share-btn:hover{
  transform:translateY(-2px);
  background:var(--share-color, rgba(255,255,255,.15));
  border-color:var(--share-color, rgba(255,255,255,.2));
  box-shadow:0 6px 18px rgba(0,0,0,.25);
}
.share-btn i{font-size:15px}
.share-btn.share-copy{background:rgba(255,255,255,.06)}
.share-btn.share-copy:hover{background:rgba(99,168,255,.25);border-color:rgba(99,168,255,.4)}
.share-btn.copied{background:rgba(34,197,94,.25);border-color:rgba(34,197,94,.5)}

/* ============================================================
   上下篇 雙行卡片
   ============================================================ */
.single-nav{
  display:flex;flex-wrap:nowrap;align-items:stretch;gap:12px;
  margin:24px 0;
}
.single-nav .single-nav-prev,
.single-nav .single-nav-next{flex:1 1 0;min-width:0;display:flex}
.single-nav a{
  display:flex;flex-direction:column;gap:6px;width:100%;max-width:100%;
  padding:12px 16px;border:1px solid rgba(255,255,255,.12);border-radius:10px;
  background:rgba(255,255,255,.04);color:rgba(255,255,255,.85);
  text-decoration:none;transition:all .2s ease;
}
.single-nav a:hover{
  border-color:var(--accent-blue,#63A8FF);
  background:rgba(99,168,255,.08);
  transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,.25);
}
.single-nav .nav-label{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:1px;
  color:rgba(255,255,255,.55);text-transform:uppercase;
}
.single-nav .nav-label i{font-size:11px;opacity:.8}
.single-nav .nav-title{
  display:block;font-size:15px;font-weight:600;line-height:1.4;
  color:rgba(255,255,255,.95);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:100%;min-width:0;
}
.single-nav a:hover .nav-title{color:var(--accent-blue,#63A8FF)}
.single-nav a:hover .nav-label{color:rgba(255,255,255,.85)}
.single-nav .single-nav-next a{text-align:left}
.single-nav .single-nav-next .nav-label{align-self:flex-end}

/* ============================================================
   行動裝置 RWD
   ============================================================ */
@media (max-width:640px){
  .single-article,
  .single-article.glass{ padding:20px 18px !important; }

  .single-wrap{padding-top:12px;padding-bottom:48px}
  .single-title{font-size:24px;line-height:1.35}
  .single-content{font-size:15.5px;line-height:1.8}
  .single-content h2{font-size:20px}
  .single-content h3{font-size:18px}
  .single-meta{gap:12px;font-size:13px}
  .single-share{gap:12px}
  .share-btn span{display:none}
  .share-btn{padding:10px 12px}
  .share-btn i{font-size:16px}
}

@media (max-width:480px){
  .single-nav{flex-wrap:wrap}
  .single-nav .single-nav-prev,
  .single-nav .single-nav-next{flex:1 1 100%}
  .single-nav .nav-title{font-size:14px}
  .single-nav a{padding:10px 14px}
}