:root{
    /* ===== 主题色：换风格只改这 3 行 =====
       青紫(默认) #6366f1 / #22d3ee
       金橙高端   #f59e0b / #fbbf24
       翡翠绿     #10b981 / #34d399
       玫红       #ec4899 / #f472b6  */
    --brand:#6366f1;
    --brand2:#22d3ee;

    --bg:#08090d;
    --panel:#0f1117;
    --panel2:#141720;
    --line:#21252f;
    --ink:#f2f4f8;
    --sub:#98a2b3;
    --mute:#6b7280;
    --radius:14px;
    --max:1180px;

    /* 卡片阴影与光晕强度（日/夜各自覆盖） */
    --brand-soft:rgba(99,102,241,.16);
    --shadow:0 18px 40px rgba(0,0,0,.45);
    --glow:rgba(99,102,241,.30);
  }

  /* ===== 日间模式：只覆盖颜色变量，结构不动 ===== */
  [data-theme="light"]{
    --bg:#f6f7fb;
    --panel:#ffffff;
    --panel2:#f4f6fa;
    --line:#e4e8f0;
    --ink:#111827;
    --sub:#5b6779;
    --mute:#8b95a6;
    --brand-soft:rgba(99,102,241,.12);
    --shadow:0 14px 34px rgba(23,32,64,.10);
    --glow:rgba(99,102,241,.16);
  }
  [data-theme="light"] ::-webkit-scrollbar-thumb{background:#d3d9e4}
  [data-theme="light"] ::-webkit-scrollbar-track{background:#f6f7fb}
  [data-theme="light"] header{background:rgba(255,255,255,.82)}
  [data-theme="light"] .hero:before{
    background:
      radial-gradient(760px 380px at 15% -10%, rgba(99,102,241,.16), transparent 68%),
      radial-gradient(620px 340px at 85% 5%, rgba(34,211,238,.12), transparent 70%);
  }
  [data-theme="light"] .hero:after{opacity:.5}
  [data-theme="light"] .hero h1{background:linear-gradient(100deg,#111827 12%, var(--brand) 60%, #0e7490 96%);
    -webkit-background-clip:text;background-clip:text;color:transparent}
  [data-theme="light"] .mask{background:rgba(20,24,35,.45)}
  [data-theme="light"] .thumb:before{
    background:
      linear-gradient(135deg,rgba(99,102,241,.10),rgba(34,211,238,.05)),
      repeating-linear-gradient(45deg,rgba(17,24,39,.03) 0 12px,transparent 12px 24px),
      #eef1f7;
  }
  [data-theme="light"] .thumb:after{color:#9aa4b5}
  [data-theme="light"] .thumb .badge{background:rgba(255,255,255,.82)}
  /* 日间模式下把状态色加深，保证白底对比度 */
  [data-theme="light"] .s-在售{background:#e7f8ef;color:#047857;border-color:#a7e8c8}
  [data-theme="light"] .s-已预订{background:#fff4e5;color:#b45309;border-color:#fcd9a8}
  [data-theme="light"] .s-已出售{background:#f1f3f7;color:#8b95a6;border-color:#e4e8f0}
  [data-theme="light"] .p-tag{background:var(--brand-soft);color:#4338ca}
  [data-theme="light"] .c-type{filter:brightness(.72)}
  [data-theme="light"] .l-price,[data-theme="light"] .p-title{color:#111827}

  /* 主题切换动画 */
  body,header,.card,.step,.box,.list,.post,.modal,.thumb,.tabs,.tab,.sw,.l-row,.metrics{
    transition:background-color .3s ease,border-color .3s ease,color .3s ease;
  }

  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background:var(--bg);color:var(--ink);line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
  ::selection{background:var(--brand);color:#fff}
  ::-webkit-scrollbar{width:10px;height:10px}
  ::-webkit-scrollbar-thumb{background:#22262f;border-radius:6px}
  ::-webkit-scrollbar-track{background:var(--bg)}

  /* ---------- 日夜切换按钮 ---------- */
  .theme-btn{
    width:36px;height:36px;border-radius:10px;flex:none;
    border:1px solid var(--line);background:var(--panel2);color:var(--sub);
    cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
    font-size:16px;line-height:1;transition:.2s;
  }
  .theme-btn:hover{color:var(--brand);border-color:var(--brand)}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-block;padding:10px 20px;border-radius:10px;font-size:14px;font-weight:600;
    border:1px solid transparent;cursor:pointer;transition:.2s;font-family:inherit;
    background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;
    box-shadow:0 4px 16px rgba(99,102,241,.25);
  }
  .btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(99,102,241,.38)}
  .btn.ghost{background:var(--panel2);color:var(--ink);border-color:var(--line);box-shadow:none}
  .btn.ghost:hover{border-color:var(--brand);color:#fff}
  .btn.sm{padding:7px 14px;font-size:13px;border-radius:9px}
  .btn.block{display:block;width:100%;text-align:center}
  .btn[disabled]{background:var(--panel2);color:var(--mute);border-color:var(--line);box-shadow:none;cursor:not-allowed;transform:none}

  /* ---------- 头部 ---------- */
  header{
    position:sticky;top:0;z-index:60;
    background:rgba(8,9,13,.82);backdrop-filter:blur(16px) saturate(180%);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex;align-items:center;justify-content:space-between;height:64px}
  .logo{font-weight:800;font-size:17px;letter-spacing:-.02em;display:flex;align-items:center;gap:9px}
  .logo i{
    width:10px;height:10px;border-radius:3px;display:block;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    box-shadow:0 0 14px rgba(99,102,241,.7);
  }
  .logo span{color:var(--mute);font-weight:500;font-size:13px}
  .nav-links{display:flex;gap:28px;font-size:14px;color:var(--sub)}
  .nav-links a{transition:.18s}
  .nav-links a:hover{color:var(--ink)}

  /* ---------- Hero ---------- */
  .hero{position:relative;padding:96px 0 72px;overflow:hidden;border-bottom:1px solid var(--line)}
  .hero:before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:
      radial-gradient(760px 380px at 15% -10%, rgba(99,102,241,.30), transparent 68%),
      radial-gradient(620px 340px at 85% 5%, rgba(34,211,238,.16), transparent 70%);
  }
  .hero:after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
    background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(760px 340px at 50% 0%, #000, transparent 78%);
    -webkit-mask-image:radial-gradient(760px 340px at 50% 0%, #000, transparent 78%);
  }
  .hero .wrap{position:relative;z-index:2}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--sub);
    background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:5px 14px;margin-bottom:24px;
  }
  .eyebrow b{
    width:6px;height:6px;border-radius:50%;background:#10b981;display:block;
    box-shadow:0 0 0 4px rgba(16,185,129,.16);
  }
  .hero h1{
    font-size:clamp(34px,5.6vw,60px);line-height:1.12;font-weight:800;letter-spacing:-.035em;max-width:15em;
    background:linear-gradient(100deg,#fff 12%, var(--brand) 55%, var(--brand2) 96%);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero p{margin-top:20px;font-size:17px;color:var(--sub);max-width:42em}
  .stats{display:flex;flex-wrap:wrap;gap:52px;margin-top:44px}
  .stat b{
    display:block;font-size:30px;font-weight:800;letter-spacing:-.03em;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .stat span{font-size:12.5px;color:var(--mute)}

  /* ---------- 主切换 ---------- */
  .switcher{display:flex;gap:6px;padding:34px 0 8px}
  .sw{
    padding:10px 22px;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;
    border:1px solid var(--line);background:var(--panel);color:var(--sub);transition:.2s;
  }
  .sw:hover{color:var(--ink);border-color:#2c3240}
  .sw.on{
    background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;border-color:transparent;
    box-shadow:0 6px 20px rgba(99,102,241,.3);
  }
  .sw em{font-style:normal;font-size:12px;opacity:.7;margin-left:6px}

  /* ---------- 工具条 ---------- */
  .toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:16px 0 20px}
  .tabs{display:flex;gap:8px;flex-wrap:wrap}
  .tab{
    padding:6px 14px;border-radius:20px;font-size:13px;color:var(--sub);
    border:1px solid var(--line);background:var(--panel);cursor:pointer;transition:.15s;
  }
  .tab:hover{color:var(--ink);border-color:var(--brand)}
  .tab.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
  .tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
  .search,.sort{
    padding:8px 12px;border:1px solid var(--line);border-radius:9px;font-size:13px;
    background:var(--panel);color:var(--ink);outline:none;font-family:inherit;
  }
  .search{width:190px}
  .search:focus,.sort:focus{border-color:var(--brand)}
  .search::placeholder{color:var(--mute)}
  .switch{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--sub);cursor:pointer;user-select:none}
  .switch input{accent-color:var(--brand)}

  /* ---------- 网站卡片 ---------- */
  .grid{display:grid;gap:18px;padding-bottom:80px;grid-template-columns:repeat(auto-fill,minmax(312px,1fr))}
  .card{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    display:flex;flex-direction:column;transition:.22s;position:relative;overflow:hidden;
  }
  /* ---- 网站截图位：图片放 images/ 目录，命名为「域名.png」即可自动显示 ---- */
  .thumb{
    position:relative;aspect-ratio:16/9;overflow:hidden;background:#0c0e14;flex:none;
  }
  .thumb:before{
    content:"";position:absolute;inset:0;
    background:
      linear-gradient(135deg,rgba(99,102,241,.16),rgba(34,211,238,.07)),
      repeating-linear-gradient(45deg,rgba(255,255,255,.022) 0 12px,transparent 12px 24px),
      #0c0e14;
  }
  .thumb:after{
    content:attr(data-t) "\A 未上传截图";
    position:absolute;inset:0;display:flex;flex-direction:column;
    align-items:center;justify-content:center;gap:2px;
    font-size:15px;font-weight:700;color:#5b6474;letter-spacing:-.01em;white-space:pre-line;text-align:center;
  }
  .thumb img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center;
    transition:transform .35s ease;z-index:2;
  }
  .card:hover .thumb img{transform:scale(1.045)}
  .thumb .badge{
    position:absolute;right:10px;top:10px;z-index:3;
    background:rgba(10,12,18,.72);backdrop-filter:blur(8px);
  }
  .c-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
  .card:before{
    content:"";position:absolute;top:0;left:0;right:0;height:1px;
    background:linear-gradient(90deg,transparent,var(--brand),var(--brand2),transparent);
    opacity:0;transition:.22s;
  }
  .card:hover{border-color:rgba(99,102,241,.5);transform:translateY(-4px);box-shadow:var(--shadow)}
  .card:hover:before{opacity:1}
  .card.sold{opacity:.42}
  .card.sold:hover{transform:none;box-shadow:none;border-color:var(--line)}
  .card.sold:hover:before{opacity:0}
  .c-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
  .c-name{font-size:18px;font-weight:700;letter-spacing:-.02em;word-break:break-all}
  .c-type{margin-top:7px;font-size:12.5px;font-weight:600;letter-spacing:.02em}
  /* 去掉中间参数区后，标题与价格之间留出呼吸空间 */
  .card .price{margin-top:auto;padding-top:16px}
  .badge{
    font-size:11px;padding:4px 10px;border-radius:20px;white-space:nowrap;font-weight:600;
    background:var(--panel2);color:var(--sub);border:1px solid var(--line);
  }
  .s-在售{background:rgba(16,185,129,.12);color:#34d399;border-color:rgba(16,185,129,.3)}
  .s-已预订{background:rgba(245,158,11,.12);color:#fbbf24;border-color:rgba(245,158,11,.3)}
  .s-已出售{background:var(--panel2);color:var(--mute);border-color:var(--line)}
  .metrics{
    display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:18px;
    padding:13px 6px;border-radius:10px;background:var(--panel2);
  }
  .m{text-align:center}
  .m b{display:block;font-size:15.5px;font-weight:700}
  .m span{font-size:11px;color:var(--mute)}
  .price{display:flex;justify-content:space-between;align-items:baseline;margin:16px 0 14px}
  .price em{font-style:normal;font-size:12px;color:var(--mute)}
  .price b{font-size:21px;font-weight:800;letter-spacing:-.02em;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent}

  /* ---------- 域名列表 ---------- */
  .list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel);margin-bottom:80px}
  .l-head,.l-row{
    display:grid;grid-template-columns:2.1fr 1.2fr .7fr .8fr 1fr .8fr auto;
    gap:14px;align-items:center;padding:14px 20px;
  }
  .l-head{background:var(--panel2);font-size:11.5px;color:var(--mute);letter-spacing:.06em;border-bottom:1px solid var(--line)}
  .l-row{border-bottom:1px solid var(--line);transition:.16s;cursor:pointer}
  .l-row:last-child{border-bottom:none}
  .l-row:hover{background:var(--panel2)}
  .l-row.sold{opacity:.42}
  .l-row.sold:hover{background:transparent}
  .d-name{font-size:15.5px;font-weight:700;letter-spacing:-.01em;word-break:break-all;display:flex;align-items:center;gap:8px}
  .d-name i{width:6px;height:6px;border-radius:50%;flex:none}
  .d-thumb{width:52px;height:32px;border-radius:6px;object-fit:cover;object-position:top center;flex:none;border:1px solid var(--line)}
  .d-sub{font-size:11.5px;color:var(--mute);margin-top:2px;font-weight:400}
  .l-cat{font-size:13px;color:var(--sub)}
  .l-len,.l-reg{font-size:13px;color:var(--sub);font-variant-numeric:tabular-nums}
  .l-price{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums}
  .empty{padding:64px 0;text-align:center;color:var(--mute);font-size:14px}

  /* ---------- 文章（图文列表） ---------- */
  .posts{padding-bottom:80px;display:flex;flex-direction:column;gap:16px}
  .post{
    display:grid;grid-template-columns:1fr;align-items:stretch;
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;transition:.22s;cursor:pointer;
  }
  /* 只有填了 img 才恢复左图右文的双列布局 */
  .post.has-img{grid-template-columns:224px 1fr;gap:22px}
  .post.has-img .p-body{padding:20px 22px 20px 0}
  .post:hover{border-color:rgba(99,102,241,.5);transform:translateY(-3px);box-shadow:var(--shadow)}
  .p-img{
    position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--panel2);flex:none;
  }
  .p-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2;transition:transform .35s}
  .post:hover .p-img img{transform:scale(1.05)}
  .p-body{padding:22px 24px;display:flex;flex-direction:column;justify-content:center}
  .p-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:9px}
  .p-tag{
    font-size:11.5px;font-weight:600;padding:3px 10px;border-radius:20px;
    background:var(--brand-soft);color:var(--brand);border:1px solid transparent;
  }
  .p-date{font-size:12px;color:var(--mute)}
  .p-title{font-size:19px;font-weight:800;letter-spacing:-.02em;line-height:1.35}
  .p-excerpt{margin-top:8px;font-size:13.5px;color:var(--sub);line-height:1.7;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .p-more{margin-top:12px;font-size:13px;font-weight:600;color:var(--brand)}
  .post:hover .p-more span{transform:translateX(3px)}
  .p-more span{display:inline-block;transition:.2s}
  .p-full{
    font-size:14px;color:var(--sub);line-height:1.85;margin-top:16px;
    padding-top:16px;border-top:1px solid var(--line);
  }
  .p-full p{margin-bottom:12px}
  .p-full p:last-child{margin-bottom:0}
  @media (max-width:640px){
    .post.has-img{grid-template-columns:1fr;gap:0}
    .post.has-img .p-body{padding:18px 20px 20px}
  }


  /* ---------- 通用区块 ---------- */
  .section{padding:78px 0;border-top:1px solid var(--line);position:relative}
  .section:before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:radial-gradient(700px 300px at 50% 0%, rgba(99,102,241,.10), transparent 72%);
  }
  .section .wrap{position:relative;z-index:2}
  .section h2{font-size:30px;font-weight:800;letter-spacing:-.03em}
  .lead{margin-top:10px;color:var(--sub);font-size:15px}
  .steps,.cards3{display:grid;gap:18px;margin-top:38px}
  .steps{grid-template-columns:repeat(auto-fit,minmax(224px,1fr))}
  .cards3{grid-template-columns:repeat(auto-fit,minmax(268px,1fr))}
  .step,.box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.22s}
  .step:hover,.box:hover{border-color:rgba(99,102,241,.5);transform:translateY(-3px)}
  .step i{
    display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;
    border-radius:9px;font-style:normal;font-size:13px;font-weight:700;
    box-shadow:0 4px 14px rgba(99,102,241,.35);
  }
  .step h3{margin:14px 0 6px;font-size:15px;font-weight:700}
  .step p{font-size:13.5px;color:var(--sub)}
  .box h3{font-size:14.5px;font-weight:700;margin-bottom:5px}
  .box p{font-size:13px;color:var(--sub);margin-bottom:14px}
  .qr{
    width:136px;height:136px;background:var(--panel2);border:1px dashed #2c3240;border-radius:10px;
    display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--mute);
    text-align:center;line-height:1.5;overflow:hidden;
  }
  .qr img{width:100%;height:100%;object-fit:contain}
  .field{margin-bottom:10px}
  .field input,.field textarea,.field select{
    width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;
    font-size:13px;font-family:inherit;outline:none;background:var(--panel2);color:var(--ink);
  }
  .field input:focus,.field textarea:focus{border-color:var(--brand)}
  .field textarea{resize:vertical;min-height:76px}
  .note{font-size:12px;color:var(--mute);margin-top:9px}

  footer{border-top:1px solid var(--line);padding:30px 0;font-size:12.5px;color:var(--mute)}
  .foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

  /* ---------- 弹窗 ---------- */
  .mask{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(4px);z-index:100;
    display:none;align-items:center;justify-content:center;padding:24px}
  .mask.on{display:flex}
  .modal{
    background:var(--panel);border:1px solid var(--line);border-radius:18px;max-width:540px;width:100%;
    padding:0;max-height:86vh;overflow:hidden;position:relative;display:flex;flex-direction:column;
    box-shadow:0 30px 70px rgba(0,0,0,.6);
  }
  /* 内容区可滚动，按钮区固定在底部 */
  .m-scroll{padding:28px 28px 18px;overflow-y:auto;flex:1;min-height:0}
  .modal .row{
    display:flex;gap:10px;flex-wrap:wrap;
    padding:14px 28px 20px;border-top:1px solid var(--line);
    background:var(--panel);flex:none;
  }
  .modal .row .btn{flex:1 1 46%;min-width:120px;text-align:center}
  .m-more{font-size:12px;color:var(--mute);margin:-12px 0 18px}
  .modal .x{position:absolute;right:16px;top:14px;font-size:22px;color:var(--mute);cursor:pointer;
    line-height:1;background:none;border:none}
  .modal h3{font-size:22px;font-weight:800;letter-spacing:-.03em;padding-right:24px;
    background:linear-gradient(100deg,#fff,var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent}
  .m-img{
    width:100%;max-height:210px;border-radius:12px;object-fit:cover;object-position:top center;
    border:1px solid var(--line);margin-bottom:18px;background:var(--panel2);display:block;
  }
  .modal .desc{margin:10px 0 16px;font-size:13.5px;color:var(--sub);line-height:1.65}
  .kv{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px}
  .kv div{background:var(--panel2);border-radius:10px;padding:11px 13px}
  .kv span{font-size:11px;color:var(--mute);display:block}
  .kv b{font-size:14.5px;font-weight:700}
  .hl{list-style:none;font-size:13.5px;color:var(--sub);margin-bottom:20px}
  .hl li{padding-left:16px;position:relative;margin-bottom:7px}
  .hl li:before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
    background:linear-gradient(135deg,var(--brand),var(--brand2))}
  .modal .row{display:flex;gap:10px;margin-top:18px}
  .modal .row .btn{flex:1;text-align:center}

  @media (max-width:900px){
    .l-head,.l-row{grid-template-columns:1.8fr 1fr .9fr auto;gap:10px}
    .l-len,.l-reg{display:none}
  }
  @media (max-width:640px){
    /* 分类导航是主入口，移动端不隐藏，改为可横向滑动的一行 */
    .nav{height:auto;padding:12px 0;flex-wrap:wrap;row-gap:10px}
    .nav-links{
      order:3;width:100%;gap:18px;font-size:13.5px;
      overflow-x:auto;white-space:nowrap;padding-bottom:2px;
      -webkit-overflow-scrolling:touch;scrollbar-width:none;
    }
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{flex:none}
    .hero{padding:60px 0 48px}
    .stats{gap:30px}
    .search{width:150px}
    .l-head{display:none}
    .l-row{grid-template-columns:1fr auto;gap:8px}
    .l-cat{grid-column:1/-1;font-size:12px}
    .l-badge{grid-column:1/-1}
    .d-actions{grid-column:1/-1}
    .d-actions .btn{width:100%}
  }

  /* ---------- 文章页 ---------- */
  .article{padding:44px 0 72px;max-width:860px}
  .art-head{padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:26px}
  .art-title{font-size:32px;font-weight:800;letter-spacing:-.03em;line-height:1.3;margin-top:10px}
  .art-assets{
    display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap;
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    padding:20px;margin-bottom:28px;
  }
  .art-shot{width:260px;flex:none}
  .art-shot img{width:100%;border-radius:10px;border:1px solid var(--line);display:block}
  .art-kv{flex:1;min-width:240px;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
  .art-kv div{background:var(--panel2);border-radius:10px;padding:11px 13px}
  .art-kv span{font-size:11px;color:var(--mute);display:block}
  .art-kv b{font-size:15px;font-weight:700}
  .art-kv .hl-price{
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .art-content{font-size:15.5px;line-height:1.9;color:var(--sub)}
  .art-content p{margin-bottom:16px}
  .art-content h2,.art-content h3{color:var(--ink);margin:26px 0 12px;font-weight:700}
  .art-content h2{font-size:22px}
  .art-content h3{font-size:18px}
  .art-content img{max-width:100%;border-radius:10px;margin:14px 0}
  .art-content a{color:var(--brand)}
  .art-content ul,.art-content ol{padding-left:22px;margin-bottom:16px}
  .art-content li{margin-bottom:6px}
  .art-content blockquote{
    border-left:3px solid var(--brand);padding:8px 16px;margin:16px 0;
    background:var(--panel2);border-radius:0 8px 8px 0;
  }
  .art-cta{
    margin-top:40px;padding:26px;text-align:center;
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  }
  .art-cta-txt{font-size:16px;font-weight:700;margin-bottom:16px}
  .art-cta-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
  @media (max-width:640px){
    .art-title{font-size:25px}
    .art-shot{width:100%}
    .art-kv{grid-template-columns:1fr}
  }

  /* ---------- 列表页 / 分页 / 404 ---------- */
  .listpage{padding:40px 0 72px}
  .lp-head{display:flex;justify-content:space-between;align-items:baseline;gap:14px;margin-bottom:26px}
  .lp-head h1{font-size:26px;font-weight:800;letter-spacing:-.02em}
  .lp-back{font-size:13px;color:var(--mute)}
  .lp-back:hover{color:var(--brand)}
  .pagebar{display:flex;gap:10px;justify-content:center;margin-top:32px}
  .pb{
    padding:8px 18px;border-radius:9px;font-size:14px;
    background:var(--panel);border:1px solid var(--line);color:var(--sub);transition:.18s;
  }
  .pb:hover{border-color:var(--brand);color:var(--brand)}
  .notfound{padding:110px 0;text-align:center}
  .nf-code{
    font-size:78px;font-weight:800;letter-spacing:-.04em;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .nf-txt{color:var(--sub);margin:8px 0 26px}

  /* ---------- 留言板 ---------- */
  .guestbook{padding:40px 0 80px;max-width:720px}
  .gb-head{margin-bottom:26px}
  .gb-head h1{font-size:28px;font-weight:800;letter-spacing:-.03em}
  .gb-sub{margin-top:8px;font-size:14px;color:var(--sub)}
  .gb-tip{
    padding:12px 16px;border-radius:10px;margin-bottom:20px;font-size:14px;
    background:rgba(245,158,11,.12);color:#fbbf24;border:1px solid rgba(245,158,11,.3);
  }
  [data-theme="light"] .gb-tip{background:#fff7ed;color:#b45309;border-color:#fed7aa}
  .gb-tip.ok{background:rgba(16,185,129,.12);color:#34d399;border-color:rgba(16,185,129,.3)}
  [data-theme="light"] .gb-tip.ok{background:#e7f8ef;color:#047857;border-color:#a7e8c8}
  .gb-form{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  }
  .gb-form .field{margin-bottom:16px}
  .gb-form label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--ink)}
  .gb-form .req{color:#f87171}
  .gb-form input,.gb-form textarea{
    width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:9px;
    font-size:14px;font-family:inherit;outline:none;background:var(--panel2);color:var(--ink);
  }
  .gb-form input:focus,.gb-form textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
  .gb-form textarea{min-height:130px;resize:vertical}
  .gb-form .btn{margin-top:4px}
  .gb-form .note{margin-top:12px}
  .gb-content{margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}

  /* ---------- 详情页增强 ---------- */
  .art-price{
    margin-top:10px;font-size:26px;font-weight:800;letter-spacing:-.02em;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .art-features{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    padding:22px;margin-bottom:26px;
  }
  .art-features h3{font-size:16px;font-weight:700;margin-bottom:12px}
  .art-features ul{list-style:none}
  .art-features li{
    position:relative;padding-left:18px;margin-bottom:7px;font-size:14px;color:var(--sub);line-height:1.7;
  }
  .art-features li:before{
    content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
  }

  /* ---------- 首页：四个分类入口 ---------- */
  .entries{
    display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:8px 0 44px;
  }
  .entry{
    display:flex;align-items:center;gap:13px;padding:18px 16px;
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    transition:.22s;position:relative;overflow:hidden;
  }
  .entry:hover{border-color:rgba(99,102,241,.5);transform:translateY(-3px);box-shadow:var(--shadow)}
  .entry:hover .e-arrow{transform:translateX(4px);color:var(--brand)}
  .e-icon{
    width:38px;height:38px;border-radius:10px;flex:none;
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    color:#fff;font-size:16px;font-weight:800;display:flex;align-items:center;justify-content:center;
  }
  .e-body{flex:1;min-width:0}
  .e-name{font-size:15px;font-weight:700;letter-spacing:-.01em}
  .e-count{font-size:12px;color:var(--mute);margin-top:2px}
  .e-count b{color:var(--ink);font-size:13px}
  .e-arrow{font-size:16px;color:var(--mute);transition:.2s;flex:none}
  @media (max-width:860px){ .entries{grid-template-columns:repeat(2,1fr)} }
  @media (max-width:480px){ .entries{grid-template-columns:1fr} }

  .sec-head{display:flex;align-items:baseline;gap:10px;margin-bottom:16px}
  .sec-head h2{font-size:20px;font-weight:800;letter-spacing:-.02em}
  .sec-sub{font-size:12.5px;color:var(--mute)}

  /* ---------- 分类页 ---------- */
  .catpage{padding:36px 0 72px}
  .cp-head{
    display:flex;justify-content:space-between;align-items:flex-end;gap:14px;
    padding-bottom:18px;margin-bottom:22px;border-bottom:1px solid var(--line);
  }
  .cp-head h1{font-size:27px;font-weight:800;letter-spacing:-.03em}
  .cp-sub{margin-top:6px;font-size:13.5px;color:var(--sub)}
  .cp-back{font-size:13px;color:var(--mute);flex:none}
  .cp-back:hover{color:var(--brand)}

  /* 导航当前项高亮 */
  .nav-links a.on{
    background:linear-gradient(135deg,var(--brand),var(--brand2));
    -webkit-background-clip:text;background-clip:text;color:transparent;font-weight:600;
  }

  /* 未匹配到分类的导航项：淡化显示，提示去配置 */
  .nav-links a.dim{opacity:.45}
  .nav-links a.dim:hover{opacity:.8}