*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#fafafb;--bg-2:#f3f4f6;--card:#fff;
  --line:#ebedf0;--line-2:#f2f3f5;
  --y:#ffc400;--y-d:#f0a200;--y-l:#fff7d6;--y-dd:#c98800;
  --ink:#181a20;--ink-2:#3a3d46;--mid:#6b7280;--dim:#9aa0ab;
  --hot:#ff5630;
  --grad-y:linear-gradient(135deg,#ffd000 0%,#ffa400 100%);
  --sh:0 2px 12px rgba(24,26,32,.05);--sh-h:0 14px 30px rgba(255,168,0,.16);
}
body{font-family:"PingFang SC","Microsoft YaHei",-apple-system,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;font-size:14px}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.3px}
.bm-wrap{max-width:1200px;margin:0 auto;padding:0 20px}
/* 顶栏 */
.bm-top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid var(--line)}
.bm-top .bm-wrap{display:flex;align-items:center;gap:26px;height:64px}
.bm-logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:800;flex-shrink:0;letter-spacing:0}
.bm-logo b{color:var(--y-dd)}.bm-logo-i{font-size:24px}
.bm-nav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none}.bm-nav::-webkit-scrollbar{display:none}
.bm-nav a{color:var(--mid);padding:7px 14px;font-size:14px;font-weight:600;white-space:nowrap;border-radius:18px;transition:all .15s}
.bm-nav a:hover{color:var(--ink);background:var(--bg-2)}
.bm-nav a.on{color:var(--ink);background:var(--y);font-weight:700}
.bm-search{display:flex;align-items:center;background:var(--bg-2);border:1px solid transparent;border-radius:20px;overflow:hidden;flex-shrink:0;transition:.15s}
.bm-search:focus-within{background:#fff;border-color:var(--y)}
.bm-search input{border:0;background:none;padding:8px 6px 8px 16px;outline:none;font-size:13px;width:150px}
.bm-search button{border:0;background:none;padding:0 14px 0 4px;cursor:pointer;font-size:14px;color:var(--mid)}
/* hero */
.bm-hero{padding:32px 0 8px}
.bm-hero-grid{display:grid;grid-template-columns:1fr 300px;gap:36px;align-items:center}
.bm-htag{display:inline-block;background:var(--y-l);color:var(--y-dd);font-size:12px;font-weight:800;letter-spacing:1px;padding:5px 14px;border-radius:20px;margin-bottom:18px}
.bm-hero-txt h1{font-size:44px;line-height:1.15;letter-spacing:-1px}
.bm-hero-txt h1 em{font-style:normal;color:var(--y-dd);position:relative}
.bm-hero-txt h1 em::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:10px;background:var(--y);opacity:.32;border-radius:4px;z-index:-1}
.bm-hlead{color:var(--mid);font-size:15px;line-height:1.85;margin:16px 0 18px;max-width:480px}
.bm-tags{display:flex;gap:8px;flex-wrap:wrap}
.bm-tags a{background:#fff;border:1px solid var(--line);color:var(--ink-2);padding:5px 13px;border-radius:16px;font-size:12.5px;font-weight:600;transition:.15s}
.bm-tags a:hover{border-color:var(--y);color:var(--y-dd)}
.bm-hero-feat{position:relative;display:block;aspect-ratio:3/4;border-radius:18px;overflow:hidden;box-shadow:var(--sh);transition:.2s}
.bm-hero-feat:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.bm-hero-feat img{width:100%;height:100%;object-fit:cover}
.bm-hero-feat::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.72) 0%,transparent 52%)}
.bm-hero-tag{position:absolute;top:14px;left:14px;background:var(--grad-y);color:#5a3d00;font-size:11px;font-weight:800;padding:4px 11px;border-radius:12px;z-index:2;letter-spacing:1px}
.bm-hero-cap{position:absolute;left:16px;right:16px;bottom:14px;color:#fff;z-index:2}
.bm-hero-cap h3{font-size:17px;font-weight:800;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:5px}
.bm-hero-cap span{font-size:12px;color:var(--y);font-weight:700}
/* 布局 */
.bm-layout{display:grid;grid-template-columns:1fr 280px;gap:30px;padding-top:30px;align-items:start}
.bm-sec{margin-bottom:38px}
.bm-sec-h{display:flex;align-items:center;margin-bottom:18px}
.bm-sec-h h2{font-size:22px;font-weight:800;display:flex;align-items:baseline;gap:7px}
.bm-sec-h h2 em{font-style:normal;color:var(--y)}
.bm-sub{font-size:11px;font-weight:700;color:var(--dim);letter-spacing:2px}
.bm-more{margin-left:auto;font-size:13px;font-weight:600;color:var(--mid);padding:5px 13px;border:1px solid var(--line);border-radius:16px;transition:.15s}
.bm-more:hover{border-color:var(--y);color:var(--y-dd)}
/* 卡片网格 */
.bm-grid{display:grid;gap:22px 18px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.bm-card{display:block;transition:transform .18s}
.bm-card:hover{transform:translateY(-5px)}
.bm-cov{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2);box-shadow:var(--sh);transition:box-shadow .2s}
.bm-card:hover .bm-cov{box-shadow:var(--sh-h)}
.bm-cov img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.bm-card:hover .bm-cov img{transform:scale(1.05)}
.bm-badge{position:absolute;left:8px;bottom:8px;background:rgba(0,0,0,.6);color:#fff;font-size:11px;font-weight:600;padding:3px 9px;border-radius:8px;backdrop-filter:blur(6px)}
.bm-card h4{font-size:14px;font-weight:700;margin-top:10px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-card-m{font-size:11.5px;color:var(--dim);font-weight:500}
/* 侧栏榜 */
.bm-rank{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 18px 10px;box-shadow:var(--sh);position:sticky;top:82px}
.bm-side-t{font-size:16px;font-weight:800;margin-bottom:14px;padding-left:11px;border-left:4px solid var(--y)}
.bm-ri{display:flex;align-items:center;gap:11px;padding:9px 0;border-bottom:1px solid var(--line-2)}
.bm-ri:last-child{border:0}
.bm-no{width:22px;flex-shrink:0;text-align:center;font-weight:800;font-size:14px;color:var(--dim);font-style:italic}
.bm-no-top{color:var(--y-dd)}
.bm-ri img{width:40px;height:53px;object-fit:cover;border-radius:6px;flex-shrink:0}
.bm-ri-t{font-size:13px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-ri:hover .bm-ri-t{color:var(--y-dd)}
/* 栏目头 */
.bm-chead{padding:26px 0 4px}
.bm-crumb{font-size:13px;color:var(--mid);margin-bottom:14px}.bm-crumb a:hover{color:var(--y-dd)}
.bm-chead h1{font-size:30px;font-weight:800}
.bm-intro{margin:12px 0 8px;font-size:14px;color:var(--mid);line-height:1.8;max-width:760px;padding-left:14px;border-left:3px solid var(--y)}
.bm-csub{font-size:13px;color:var(--dim);font-weight:500}
/* 栏目头条大卡 */
.bm-feat{display:grid;grid-template-columns:160px 1fr;gap:24px;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh);padding:20px;margin-bottom:26px;transition:.2s}
.bm-feat:hover{box-shadow:var(--sh-h);transform:translateY(-3px)}
.bm-feat-cov{border-radius:12px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2)}
.bm-feat-cov img{width:100%;height:100%;object-fit:cover}
.bm-feat-info{display:flex;flex-direction:column;justify-content:center}
.bm-feat-tag{align-self:flex-start;background:var(--y-l);color:var(--y-dd);font-size:11px;font-weight:800;padding:4px 12px;border-radius:12px;letter-spacing:1px;margin-bottom:12px}
.bm-feat-info h2{font-size:23px;font-weight:800;line-height:1.3}
.bm-feat-info p{font-size:14px;color:var(--mid);line-height:1.8;margin:11px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-feat-m{display:flex;gap:14px;font-size:12.5px;color:var(--dim);font-weight:600;margin-bottom:16px}
.bm-dot{color:var(--hot)}
.bm-feat-btn{align-self:flex-start;background:var(--y);color:var(--ink);font-weight:700;font-size:14px;padding:9px 24px;border-radius:22px;transition:.15s}
.bm-feat:hover .bm-feat-btn{background:var(--y-d)}
/* 横条列表 */
.bm-rows{display:flex;flex-direction:column;gap:0;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh);overflow:hidden}
.bm-row{display:flex;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line-2);transition:background .15s}
.bm-row:last-child{border-bottom:0}
.bm-row:hover{background:var(--bg)}
.bm-row-n{width:24px;flex-shrink:0;text-align:center;font-size:16px;font-weight:800;font-style:italic;color:var(--dim)}
.bm-row:hover .bm-row-n{color:var(--y-dd)}
.bm-row-cov{width:58px;flex-shrink:0;border-radius:8px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2)}
.bm-row-cov img{width:100%;height:100%;object-fit:cover}
.bm-row-info{flex:1;min-width:0}
.bm-row-info h3{font-size:16px;font-weight:700;line-height:1.4;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-row-info p{font-size:13px;color:var(--mid);line-height:1.6;margin:4px 0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-row-m{display:flex;gap:12px;font-size:12px;color:var(--dim);font-weight:500}
.bm-row-cat{color:var(--y-dd);font-weight:700}
.bm-row-go{flex-shrink:0;font-size:22px;color:var(--dim);font-weight:300;transition:.15s}
.bm-row:hover .bm-row-go{color:var(--y-dd);transform:translateX(3px)}
/* ===== 7 种栏目列表布局(每栏不同) ===== */
/* 热门→排行榜 */
.bm-ranklist{display:flex;flex-direction:column;gap:12px}
.bm-rk{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);padding:12px 18px;transition:.18s}
.bm-rk:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.bm-rk-n{width:30px;flex-shrink:0;text-align:center;font-size:20px;font-weight:900;font-style:italic;color:var(--dim)}
.bm-rk-cov{width:50px;flex-shrink:0;border-radius:8px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2)}
.bm-rk-cov img{width:100%;height:100%;object-fit:cover}
.bm-rk-tx{flex:1;min-width:0}
.bm-rk-tx h3{font-size:15px;font-weight:700;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-rk-tx p{font-size:12.5px;color:var(--mid);line-height:1.6;margin:4px 0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-rk-m{display:flex;gap:12px;font-size:12px;color:var(--dim)}
.bm-hot{color:var(--hot);font-weight:700}
.bm-rk-top{padding:16px 20px}.bm-rk-top .bm-rk-n{font-size:30px;color:var(--y-dd)}.bm-rk-top .bm-rk-cov{width:66px}.bm-rk-top .bm-rk-tx h3{font-size:17px;font-weight:800}
/* 今日更新→时间线 */
.bm-tl{padding-left:4px}
.bm-tl-i{display:flex;align-items:center;gap:14px;position:relative}
.bm-tl-t{width:44px;flex-shrink:0;text-align:right}
.bm-tl-t b{display:block;font-size:14px;font-weight:800;color:var(--y-dd)}.bm-tl-t span{font-size:10px;color:var(--dim)}
.bm-tl-dot{width:11px;height:11px;flex-shrink:0;border-radius:50%;background:var(--y);border:2px solid #fff;box-shadow:0 0 0 1px var(--line);position:relative;align-self:stretch;margin-top:32px}
.bm-tl-dot::before{content:"";position:absolute;left:50%;top:13px;transform:translateX(-50%);width:2px;height:calc(100% + 8px);background:var(--line)}
.bm-tl-i:last-child .bm-tl-dot::before{display:none}
.bm-tl-card{flex:1;display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);padding:11px 16px;min-width:0;margin:7px 0;transition:.15s}
.bm-tl-i:hover .bm-tl-card{transform:translateX(3px);box-shadow:var(--sh-h)}
.bm-tl-cov{width:46px;flex-shrink:0;border-radius:7px;overflow:hidden;aspect-ratio:3/4}.bm-tl-cov img{width:100%;height:100%;object-fit:cover}
.bm-tl-tx{min-width:0}.bm-tl-tx h3{font-size:15px;font-weight:700;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-tl-ch{font-size:12px;color:var(--hot);font-weight:600}
/* 玄幻→竖封面沉浸网格(标题叠封面内) */
.bm-poster{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px}
.bm-pc{position:relative;display:block;border-radius:12px;overflow:hidden;aspect-ratio:3/4;box-shadow:var(--sh);transition:.18s}
.bm-pc:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.bm-pc>img{width:100%;height:100%;object-fit:cover;transition:.35s}.bm-pc:hover>img{transform:scale(1.05)}
.bm-pc::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.82),transparent 52%)}
.bm-pc-ch{position:absolute;top:8px;right:8px;background:rgba(255,196,0,.94);color:#5a3d00;font-size:10.5px;font-weight:800;padding:2px 8px;border-radius:8px;z-index:2}
.bm-pc h4{position:absolute;left:10px;right:10px;bottom:9px;color:#fff;font-size:13.5px;font-weight:700;z-index:2;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* 恋爱→双列图文卡 */
.bm-dual{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.bm-dc{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);padding:14px;transition:.18s}
.bm-dc:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.bm-dc-cov{width:72px;flex-shrink:0;border-radius:10px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2)}.bm-dc-cov img{width:100%;height:100%;object-fit:cover}
.bm-dc-tx{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center}
.bm-dc-tx h3{font-size:15.5px;font-weight:700;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-dc-tx p{font-size:12.5px;color:var(--mid);line-height:1.6;margin:6px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-dc-tag{font-size:11.5px;color:#e85a8a;font-weight:700}
/* 热血→横幅大卡 */
.bm-banner{display:flex;flex-direction:column;gap:16px}
.bm-bn{display:flex;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh);padding:18px;transition:.18s}
.bm-bn:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.bm-bn-cov{position:relative;width:106px;flex-shrink:0;border-radius:12px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2)}.bm-bn-cov img{width:100%;height:100%;object-fit:cover}
.bm-bn-no{position:absolute;top:0;left:0;background:var(--ink);color:#fff;font-size:13px;font-weight:900;font-style:italic;padding:3px 11px;border-radius:0 0 10px 0}
.bm-bn-tx{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center}
.bm-bn-tx h3{font-size:19px;font-weight:800;line-height:1.35;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-bn-tx p{font-size:13.5px;color:var(--mid);line-height:1.7;margin:8px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-bn-m{display:flex;gap:14px;font-size:12.5px;color:var(--dim);font-weight:600;margin-bottom:12px}
.bm-bn-go{align-self:flex-start;background:var(--y);color:var(--ink);font-weight:700;font-size:13.5px;padding:8px 20px;border-radius:20px;transition:.15s}.bm-bn:hover .bm-bn-go{background:var(--y-d)}
/* 古风→画册交错 */
.bm-album{display:flex;flex-direction:column;gap:20px}
.bm-al{display:flex;gap:24px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh);padding:20px 24px;transition:.18s}
.bm-al:nth-child(even){flex-direction:row-reverse}
.bm-al:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.bm-al-cov{width:118px;flex-shrink:0;border-radius:10px;overflow:hidden;aspect-ratio:3/4;background:var(--bg-2)}.bm-al-cov img{width:100%;height:100%;object-fit:cover}
.bm-al-tx{flex:1;min-width:0}.bm-al:nth-child(even) .bm-al-tx{text-align:right}
.bm-al-idx{font-size:12px;font-weight:800;color:var(--y-dd);letter-spacing:3px}
.bm-al-tx h3{font-size:20px;font-weight:800;line-height:1.4;margin:8px 0;font-family:"Songti SC","STSong","SimSun",serif}
.bm-al-tx p{font-size:13.5px;color:var(--mid);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-al-go{display:inline-block;margin-top:10px;font-size:13px;font-weight:600;color:var(--y-dd)}
/* 专题→专题卡网格 */
.bm-topic{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:18px}
.bm-tc{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--sh);transition:.18s;display:flex;flex-direction:column}
.bm-tc:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.bm-tc-cov{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--bg-2)}.bm-tc-cov img{width:100%;height:100%;object-fit:cover;transition:.35s}.bm-tc:hover .bm-tc-cov img{transform:scale(1.05)}
.bm-tc-tag{position:absolute;top:10px;left:10px;background:var(--y);color:var(--ink);font-size:11px;font-weight:800;padding:3px 11px;border-radius:10px}
.bm-tc-tx{padding:14px 16px 16px;flex:1;display:flex;flex-direction:column}
.bm-tc-tx h3{font-size:15.5px;font-weight:700;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-tc-tx p{font-size:12.5px;color:var(--mid);line-height:1.65;margin:7px 0;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bm-tc-m{font-size:11.5px;color:var(--y-dd);font-weight:700}
/* 栏目特色数据卡 */
.bm-feature{margin-bottom:26px}
.bm-stat{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.bm-stat-c{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--sh)}
.bm-stat-n{font-size:25px;font-weight:900;color:var(--y-dd);margin-bottom:7px;letter-spacing:-.5px}
.bm-stat-c h4{font-size:15px;font-weight:800;margin-bottom:6px}
.bm-stat-c p{font-size:12.5px;color:var(--mid);line-height:1.7}
/* 栏目攻略科普 */
.bm-block{margin-top:36px}
.bm-guides{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.bm-guide{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 24px;box-shadow:var(--sh)}
.bm-guide-k{font-size:11px;font-weight:800;color:var(--y-dd);letter-spacing:2px;margin-bottom:11px}
.bm-guide h3{font-size:17px;font-weight:800;line-height:1.4;margin-bottom:11px}
.bm-guide p{font-size:13.5px;color:var(--mid);line-height:1.85}
/* 栏目 FAQ */
.bm-faqs{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.bm-faq-q{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--y);border-radius:12px;padding:16px 20px}
.bm-faq-q h4{font-size:14.5px;font-weight:800;margin-bottom:7px}
.bm-faq-q p{font-size:13px;color:var(--mid);line-height:1.75}
/* 分页 */
.bm-pager{display:flex;gap:14px;justify-content:center;align-items:center;margin:32px 0}
.bm-pager a{background:#fff;color:var(--ink);font-weight:600;font-size:14px;padding:9px 20px;border:1px solid var(--line);border-radius:22px;transition:.15s}
.bm-pager a:hover{border-color:var(--y);color:var(--y-dd)}
.bm-pgn{font-weight:700;font-size:14px;color:var(--mid)}
/* 文章 */
.bm-amax{max-width:820px;padding-top:26px}
.bm-art h1{font-size:28px;font-weight:800;line-height:1.35;margin:6px 0}
.bm-ameta{display:flex;gap:16px;font-size:13px;color:var(--mid);font-weight:600;margin:12px 0 20px}
.bm-acov img{width:100%;max-width:320px;border-radius:14px;box-shadow:var(--sh);margin:0 auto 24px;display:block}
.bm-acontent{font-size:16px;line-height:2;color:var(--ink-2)}
.bm-acontent p{margin:15px 0}
.bm-acontent img{max-width:100%;border-radius:10px;margin:16px auto;display:block;box-shadow:var(--sh)}
.bm-acontent h2{font-size:21px;font-weight:800;color:var(--ink);margin:30px 0 12px;padding-left:13px;border-left:4px solid var(--y)}
.bm-acontent h3{font-size:18px;font-weight:700;margin:22px 0 10px}
.bm-acontent blockquote{background:var(--y-l);border-radius:12px;padding:14px 18px;margin:18px 0;color:var(--ink-2);font-size:15px}
.bm-acontent a{color:var(--y-dd);font-weight:600;text-decoration:underline}
.bm-acontent strong{color:var(--ink)}
.bm-acontent ul,.bm-acontent ol{margin:13px 0;padding-left:26px}.bm-acontent li{margin:6px 0}
.bm-acontent code{background:var(--bg-2);padding:2px 7px;border-radius:5px;font-size:14px}
.bm-pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:32px}
.bm-pn-a{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;transition:.15s}
.bm-pn-a:hover{border-color:var(--y);box-shadow:var(--sh)}
.bm-pn-a span{font-size:12px;color:var(--mid);font-weight:600}
.bm-pn-a b{display:block;font-size:14px;font-weight:700;margin-top:5px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bm-pn-n{text-align:right}
.bm-upd{margin-top:26px;font-size:12px;color:var(--dim)}
/* 文章页视频组件 */
.bm-video{margin-top:34px;text-align:center}
.bm-video-t{font-size:17px;font-weight:800;color:var(--y-dd);margin-bottom:8px}
.bm-video-d{font-size:13.5px;color:var(--mid);line-height:1.7;max-width:580px;margin:0 auto 14px}
.bm-video-box{max-width:680px;margin:0 auto;border-radius:14px;overflow:hidden;background:#000;box-shadow:var(--sh)}
.bm-video-box video{width:100%;display:block;aspect-ratio:16/9;background:#000}
/* 404 */
.bm-nf{text-align:center;padding:80px 20px}
.bm-404{font-size:90px;font-weight:900;color:var(--y);line-height:1;letter-spacing:2px}
.bm-nf h1{font-size:25px;font-weight:800;margin:10px 0}.bm-nf p{color:var(--mid);font-size:15px}
.bm-nf-btn{display:inline-block;margin-top:20px;background:var(--y);color:var(--ink);font-weight:700;padding:11px 30px;border-radius:24px;transition:.15s}
.bm-nf-btn:hover{background:var(--y-d)}
/* 页脚 */
.bm-foot{background:#fff;border-top:1px solid var(--line);margin-top:46px;padding:30px 0}
.bm-foot-top{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-bottom:18px;border-bottom:1px solid var(--line-2)}
.bm-logo-f{font-size:18px}
.bm-fnav{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;font-weight:600;color:var(--mid)}.bm-fnav a:hover{color:var(--y-dd)}
.bm-friends{font-size:12.5px;color:var(--mid);line-height:2;padding:14px 0 0}.bm-friends span{font-weight:700;margin-right:8px}.bm-friends a{margin-right:14px}.bm-friends a:hover{color:var(--y-dd)}
.bm-copy{font-size:12px;color:var(--dim);padding-top:14px;line-height:1.9}.bm-copy a:hover{color:var(--y-dd)}
@media(max-width:920px){
  .bm-hero-grid{grid-template-columns:1fr}.bm-hero-feat{max-width:240px}.bm-hero-txt h1{font-size:34px}
  .bm-layout{grid-template-columns:1fr}.bm-side{display:none}
  .bm-search{display:none}
  .bm-stat,.bm-guides,.bm-faqs,.bm-dual{grid-template-columns:1fr}
  .bm-al,.bm-al:nth-child(even){flex-direction:column;align-items:flex-start}
  .bm-al:nth-child(even) .bm-al-tx{text-align:left}.bm-al-cov{width:100%;max-width:150px}
  .bm-bn{gap:14px;padding:14px}.bm-bn-cov{width:84px}.bm-bn-tx h3{font-size:16px}
}
@media(max-width:560px){
  .bm-grid{grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:16px 12px}
  .bm-feat{grid-template-columns:96px 1fr;gap:14px;padding:14px}.bm-feat-info h2{font-size:18px}
  .bm-pn{grid-template-columns:1fr}
}