/* ============================================================
   装保镖 — 文章系统样式（详情页 + 列表页）
   依赖：zb-tokens.css（提供 --brand 等 token）
   ============================================================ */

/* ═══════════════════════════════════════════════════════════
   共用：Reset & Base
   ═══════════════════════════════════════════════════════════ */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#fbfaf6 0%,#f5f1e8 100%);color:#1a1a2e;line-height:1.78;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.container{max-width:1180px;margin:0 auto;padding:0 28px}

/* ── 面包屑 ── */
.breadcrumb{padding:18px 0 0;font-size:13px;color:#8a94a0}
.breadcrumb a{color:var(--brand,#15d39a);font-weight:600}
.breadcrumb .sep{margin:0 6px;color:#c0c6cc}

/* ── 两栏主布局 ── */
.layout{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:start;padding-bottom:60px}

/* ── 侧栏通用 ── */
.sidebar{position:sticky;top:24px}
.side-card{background:#fff;border:1px solid #e8ecef;border-radius:12px;padding:20px;margin-bottom:14px}
.side-title{font-size:13px;font-weight:700;color:#8a94a0;letter-spacing:.06em;margin-bottom:14px}

/* ── 侧栏 CTA ── */
.side-cta{background:linear-gradient(135deg,#e8f8f0,#f0faf4);border:1px solid rgba(21,211,154,.2);border-radius:12px;padding:18px;text-align:center}
.side-cta p{font-size:13px;line-height:1.65;color:#5d6d76;margin-bottom:10px}
.side-cta a,.side-cta-btn{display:inline-flex;align-items:center;justify-content:center;padding:9px 20px;border-radius:8px;background:linear-gradient(135deg,var(--brand,#15d39a),var(--brand-2,#48f2c0));color:#07161f;font-size:13px;font-weight:700}

/* ── 页脚（zb-style.css 已有完整样式，此处仅需确保间距） ── */


/* ═══════════════════════════════════════════════════════════
   详情页
   ═══════════════════════════════════════════════════════════ */

/* ── 标题区 ── */
.article-head{position:relative;overflow:hidden;color:#fff;background:linear-gradient(135deg,#07161f 0%,#0b2431 100%);padding:38px 32px 34px;border-radius:14px;margin-bottom:30px;margin-top:18px}
.article-head:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(circle at 50% 12%,black,transparent 75%);pointer-events:none}
.article-head>*{position:relative;z-index:1}
.article-head .kicker{display:block;font-size:13px;color:rgba(255,255,255,.7);font-weight:700;letter-spacing:.06em;margin-bottom:12px}
.article-head h1{max-width:820px;font-size:36px;line-height:1.25;letter-spacing:-.03em;color:#fff;font-weight:850;margin-bottom:14px;text-shadow:0 10px 32px rgba(0,0,0,.22)}
.article-head .summary{max-width:760px;font-size:17px;line-height:1.75;color:rgba(255,255,255,.78);margin-bottom:18px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:7px 14px;color:rgba(255,255,255,.6);font-size:13px}
.article-meta b{color:rgba(255,255,255,.85);font-weight:700}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.3);display:inline-block}

/* ── 正文 ── */
.article-body{background:#fff;border:1px solid #e8ecef;border-radius:14px;padding:32px 36px;font-size:16px}
.article-body h2{font-size:22px;line-height:1.42;color:#0d1b2a;font-weight:800;margin:42px 0 14px;padding-top:2px}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:18px;line-height:1.45;color:#0d1b2a;font-weight:750;margin:30px 0 10px}
.article-body p,.article-body li,.article-body blockquote,.article-body strong,.article-body em,.article-body ul,.article-body ol,.article-body .note{color:#2d3748}
.article-body strong,.article-body em{font-style:normal;font-weight:700}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:7px}
.article-body blockquote{margin:20px 0;padding:0 0 0 18px;border-left:3px solid #d1d5db;font-size:16px;background:transparent}
.article-body .note{margin:20px 0;padding:16px 18px;border:1px solid #e8ecef;border-radius:10px;background:#fff}
.article-body a{color:#2d3748;border-bottom:1px solid #cdd3d8}
.article-body a:hover{color:var(--brand,#15d39a);border-color:var(--brand,#15d39a)}

/* ── 目录 ── */
.toc-list{display:grid;gap:3px}
.toc-list a{position:relative;display:grid;grid-template-columns:28px 1fr;gap:8px;padding:7px 0 7px 12px;color:#5d6d76;font-size:14px;line-height:1.45;border-radius:6px}
.toc-list a::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:4px;background:transparent}
.toc-list a:hover{background:#f5f7fa;color:#0d1b2a}
.toc-list a:hover::before{background:#cbd1d6}
.toc-list a.active{color:#0d1b2a;font-weight:700;background:#f5f7fa}
.toc-list a.active::before{background:var(--brand,#15d39a)}
.toc-num{color:#b0b8c0;font-size:12px;font-weight:800;padding-top:1px}
.toc-list a.active .toc-num{color:var(--brand,#15d39a)}

/* ── 侧栏：同类文章 ── */
.side-articles{display:grid;gap:7px}
.side-article{display:grid;grid-template-columns:56px minmax(0,1fr);align-items:center;gap:8px;padding-bottom:7px;border-bottom:1px solid #edf0f2}
.side-article:last-child{border-bottom:0;padding-bottom:0}
.side-article small{display:block;font-size:12px;color:#8a94a0;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-article span{display:block;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:14px;line-height:1.45;color:#2d3748}
.side-article:hover span{color:var(--brand,#15d39a)}

/* ── 侧栏：最新问题 ── */
.side-questions{display:grid;gap:8px}
.side-question{display:block;padding-bottom:8px;border-bottom:1px solid #edf0f2}
.side-question:last-child{border-bottom:0;padding-bottom:0}
.side-question span{display:block;max-width:100%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:14px;line-height:1.45;color:#2d3748}
.side-question small{display:block;margin-top:3px;font-size:12px;color:#9aa3ad;line-height:1.4}
.side-question:hover span{color:var(--brand,#15d39a)}

/* ── 底部转化 ── */
.end-panel{border-top:1px solid #e8ecef;padding:34px 0 58px;margin-top:2px}
.end-panel-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;background:#fff;border:1px solid #e8ecef;border-radius:12px;padding:22px 24px}
.end-panel h2{font-size:20px;line-height:1.4;color:#0d1b2a;margin-bottom:4px}
.end-panel p{font-size:14px;color:#5d6d76;line-height:1.65}
.end-panel a{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;border-radius:8px;background:#0d1b2a;color:#fff;font-size:14px;font-weight:800}
.end-panel a:hover{background:var(--brand,#15d39a);color:#07161f}

/* ── 移动端目录 ── */
.mobile-toc{display:none;margin:0 0 22px;background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden}
.mobile-toc summary{cursor:pointer;list-style:none;padding:14px 16px;font-size:14px;font-weight:700;color:#1a1a2e}
.mobile-toc summary::-webkit-details-marker{display:none}
.mobile-toc .mobile-toc-list{padding:0 16px 14px;display:grid;gap:6px;border-top:1px solid #edf0f2}
.mobile-toc a{font-size:14px;color:#5d6d76;padding:8px 0;border-bottom:1px solid #f3f4f6}
.mobile-toc a:last-child{border-bottom:0}

/* ── 详情页响应式 ── */
@media(max-width:960px){
  .container{padding:0 20px}
  .article-head h1{font-size:28px}
  .article-head .summary{font-size:16px}
  .article-body{padding:24px 18px;border-radius:10px}
  .layout{display:block;padding-bottom:36px}
  .sidebar{display:none}
  .mobile-toc{display:block}
  .end-panel-inner{display:block}
  .end-panel a{margin-top:16px;width:100%}
}


/* ═══════════════════════════════════════════════════════════
   列表页
   ═══════════════════════════════════════════════════════════ */

/* ── 索引头部 ── */
.index-head{position:relative;overflow:hidden;color:#fff;background:linear-gradient(135deg,#07161f 0%,#0b2431 100%);padding:38px 32px 34px;border-radius:14px;margin-bottom:30px;margin-top:18px}
.index-head:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 0%,rgba(21,211,154,.2),transparent 55%),radial-gradient(circle at 100% 100%,rgba(72,242,192,.08),transparent 50%);pointer-events:none}
.index-head>*{position:relative;z-index:1}
.index-head h1{font-size:30px;font-weight:850;color:#fff;letter-spacing:-.02em;margin-bottom:10px}
.index-head .lead{font-size:15px;color:rgba(255,255,255,.78);margin-bottom:20px;line-height:1.7}
.search-panel{display:grid;grid-template-columns:1fr auto;gap:10px;max-width:760px;background:#fff;border:1px solid #e0e3e6;border-radius:12px;padding:8px;box-shadow:0 8px 28px rgba(10,32,42,.04)}
.search-panel input{width:100%;border:0;outline:0;padding:0 12px;font-size:15px;color:#0d1b2a;background:transparent;font-family:inherit}
.search-panel input::placeholder{color:#b0b8c0}
.search-panel button{border:0;background:var(--brand,#15d39a);color:#07161f;font-size:14px;font-weight:700;border-radius:8px;padding:10px 22px;cursor:pointer;font-family:inherit}
.quick-words{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;font-size:13px;color:rgba(255,255,255,.6)}
.index-head .quick-words{color:rgba(255,255,255,.6)}
.quick-words a{color:#5d6d76;background:#fff;border:1px solid #e8ecef;border-radius:999px;padding:4px 12px;transition:all .15s}
.quick-words a:hover{color:#0d1b2a;border-color:#cbd1d6}

/* ── 工具条：类型切换 + 排序 ── */
.list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:10px}
.type-tabs{display:flex;flex-wrap:wrap;gap:8px}
.type-tabs a{display:inline-flex;align-items:center;gap:4px;padding:6px 14px;border-radius:7px;border:1px solid #d9dee3;background:#fff;color:#5d6d76;font-size:13px;font-weight:600;transition:all .15s}
.type-tabs a:hover{border-color:#b8c0c8;color:#0d1b2a}
.type-tabs a.active{background:#0d1b2a;border-color:#0d1b2a;color:#fff}
.type-tabs a span{font-size:11px;opacity:.66}
.sort-tabs{display:flex;gap:4px;background:#eef1f4;border-radius:8px;padding:3px;flex-shrink:0}
.sort-tabs a{padding:5px 10px;border-radius:6px;font-size:12px;font-weight:600;color:#697780;transition:all .15s}
.sort-tabs a.active{background:#fff;color:#0d1b2a;box-shadow:0 1px 4px rgba(10,32,42,.06)}

/* ── 索引列表 ── */
.article-index{background:#fff;border:1px solid #e8ecef;border-radius:14px;overflow:hidden}
.index-row{display:grid;grid-template-columns:48px minmax(0,1fr) 86px;gap:16px;padding:18px 20px;border-bottom:1px solid #eef1f4;transition:background .15s}
.index-row:last-child{border-bottom:0}
.index-row:hover{background:#fbfcfd}
.index-no{font-size:13px;color:#b0b8c0;font-weight:700;padding-top:2px}
.row-main{min-width:0}
.row-kicker{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:12px;color:#8a94a0}
.type-dot{width:6px;height:6px;border-radius:50%;background:#b0b8c0;display:inline-block}
.type-dot.problem{background:var(--brand,#15d39a)}
.type-dot.knowledge{background:#6b8cff}
.type-dot.news{background:#a77be8}
.row-title{display:block;font-size:17px;font-weight:700;color:#0d1b2a;line-height:1.45;margin-bottom:5px;transition:color .15s}
.index-row:hover .row-title{color:var(--brand,#15d39a)}
.row-desc{font-size:14px;color:#7b8790;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row-meta{font-size:12px;color:#b0b8c0;display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.row-side{text-align:right;font-size:12px;color:#8a94a0;line-height:1.5;padding-top:3px}
.row-side b{display:block;color:#5d6d76;font-size:13px;margin-bottom:2px}

/* ── 侧栏：阶段链接 + 热门问题 ── */
.side-link{display:flex;justify-content:space-between;gap:12px;padding:8px 10px;border-radius:8px;color:#5d6d76;font-size:14px;transition:all .15s}
.side-link:hover{background:#f5f7fa;color:#0d1b2a}
.side-link.active{background:#f0f4f8;color:#0d1b2a;font-weight:600}
.side-link span:last-child{font-size:12px;color:#b0b8c0}
.hot-list{display:flex;flex-direction:column;gap:10px}
.hot-item{display:grid;grid-template-columns:22px 1fr;gap:8px;color:#2d3748;font-size:13px;line-height:1.5}
.hot-item b{width:22px;height:22px;border-radius:6px;background:#f0f4f8;color:#8a94a0;display:inline-flex;align-items:center;justify-content:center;font-size:11px}
.hot-item:hover span{color:var(--brand,#15d39a)}

/* ── 分页 ── */
.pagination{display:flex;justify-content:center;gap:6px;padding:32px 0 0}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 10px;border-radius:8px;font-size:13px;font-weight:600}
.pagination a{background:#fff;border:1px solid #e0e3e6;color:#5d6d76}
.pagination a:hover{border-color:var(--brand,#15d39a);color:var(--brand,#15d39a)}
.pagination .current{background:#0d1b2a;color:#fff}
.pagination .dots{color:#b0b8c0}

.side-card{margin-bottom:20px}
.search-status{margin-top:12px;font-size:13px;color:rgba(255,255,255,.78)}
.search-status a{margin-left:8px;color:var(--brand-2,#48f2c0);font-weight:700}
.article-index-empty{padding:40px 20px;text-align:center;color:#8a94a0;font-size:14px}

/* ── 列表页响应式 ── */
@media(max-width:900px){
  .layout{grid-template-columns:1fr;gap:0}
  .sidebar{display:none}
  .index-head h1{font-size:24px}
  .search-panel{grid-template-columns:1fr}
  .search-panel button{width:100%}
  .list-toolbar{align-items:flex-start;flex-direction:column}
  .index-row{grid-template-columns:32px minmax(0,1fr);gap:10px;padding:16px}
  .row-side{grid-column:2;text-align:left;padding-top:0}
}