/* @doc: 前台主题样式 theme.css */
/* =========================================================
   theme.css —— 全站前台统一设计系统（.uh-* 语义类）
   权威源：原 urlhub _style.html 的 .uh-* 全部收口于此；
   主站 layout / urlhub 前台模板均只引本文件，禁止在模板内写 <style>。
   ========================================================= */
:root{
  --uh-orange:#f97316; --uh-orange-d:#ea580c; --uh-orange-dd:#c2410c;
  --uh-orange-bg:#fff7ed; --uh-orange-100:#ffedd5; --uh-orange-50:#fffbeb;
  --uh-ink:#1f2937; --uh-ink-2:#374151; --uh-sub:#6b7280; --uh-faint:#9ca3af;
  --uh-line:#eef0f3; --uh-line-2:#e5e7eb; --uh-bg:#f7f8fa;
  --uh-radius-sm:11px; --uh-radius:14px; --uh-radius-lg:18px; --uh-radius-xl:24px;
  --uh-shadow-xs:0 1px 2px rgba(16,24,40,.04);
  --uh-shadow-sm:0 1px 3px rgba(16,24,40,.05),0 1px 2px rgba(16,24,40,.04);
  --uh-shadow:0 6px 20px rgba(249,115,22,.06),0 2px 8px rgba(16,24,40,.04);
  --uh-shadow-hover:0 16px 36px rgba(249,115,22,.14),0 8px 18px rgba(16,24,40,.06);
  --uh-font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
* , .uh-page{box-sizing:border-box}
body{font-family:var(--uh-font)}

/* 容器 */
.uh-page{max-width:none;width:100%;margin:0;padding:28px 24px;color:var(--uh-ink)}

/* 面包屑 */
.uh-crumbs{color:var(--uh-faint);font-size:13px;margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;line-height:1.6}
.uh-crumbs a{color:var(--uh-sub);text-decoration:none;transition:color .15s}
.uh-crumbs a:hover{color:var(--uh-orange-d)}

/* 一级标题 */
.uh-h1{font-size:27px;font-weight:800;letter-spacing:-.01em;margin:0 0 18px;color:var(--uh-ink)}

/* Hero（地域/分类内页） */
.uh-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff7ed 0%,#fffdf8 72%);border:1px solid #fed7aa;border-radius:var(--uh-radius-lg);padding:30px 32px;margin-bottom:24px;box-shadow:var(--uh-shadow-sm)}
.uh-hero::after{content:"";position:absolute;right:-46px;top:-46px;width:200px;height:200px;background:radial-gradient(circle,rgba(249,115,22,.10),transparent 70%);border-radius:50%;pointer-events:none}
.uh-hero h1{position:relative;margin:0 0 6px;font-size:26px;font-weight:800;letter-spacing:-.01em;color:var(--uh-ink)}
.uh-hero p{position:relative;margin:0 0 18px;color:var(--uh-sub);font-size:14px}

/* 搜索条 */
.uh-search{position:relative;display:flex;gap:10px;flex-wrap:wrap}
.uh-search input[type=text],.uh-search select{flex:1;min-width:150px;border:1px solid var(--uh-line-2);border-radius:var(--uh-radius-sm);padding:12px 14px;font-size:14px;background:#fff;color:var(--uh-ink);transition:border-color .15s,box-shadow .15s;font-family:inherit}
.uh-search select{flex:0 0 auto;min-width:118px}
.uh-search input[type=text]:focus,.uh-search select:focus{outline:none;border-color:var(--uh-orange);box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.uh-search button{padding:12px 24px;background:linear-gradient(135deg,var(--uh-orange),var(--uh-orange-d));color:#fff;border:none;border-radius:var(--uh-radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:filter .15s,transform .15s;box-shadow:var(--uh-shadow-sm)}
.uh-search button:hover{filter:brightness(1.05);transform:translateY(-1px)}

/* 布局（全部分类页：侧栏 + 主区） */
.uh-layout{display:flex;gap:24px;align-items:flex-start}
.uh-side{flex:0 0 220px;background:#fff;border:1px solid var(--uh-line);border-radius:var(--uh-radius);padding:18px 16px;box-shadow:var(--uh-shadow-sm);max-height:calc(100vh - 120px);overflow:auto}
.uh-side h4{margin:0 0 12px;font-size:13px;font-weight:700;color:var(--uh-sub);letter-spacing:.04em}
.uh-side a{display:block;color:var(--uh-ink-2);text-decoration:none;padding:7px 10px;border-radius:var(--uh-radius-sm);font-size:13.5px;transition:background .15s,color .15s}
.uh-side a:hover{background:var(--uh-orange-bg);color:var(--uh-orange-d)}
.uh-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:22px}

/* 区块卡片 */
.uh-sec{background:#fff;border:1px solid var(--uh-line);border-radius:var(--uh-radius);padding:22px;box-shadow:var(--uh-shadow-sm)}
.uh-sec h3{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:18px;font-weight:700;margin:0 0 16px;color:var(--uh-ink)}
.uh-sec h3 a{color:var(--uh-ink);text-decoration:none;transition:color .15s}
.uh-sec h3 a:hover{color:var(--uh-orange-d)}

/* 链接网格 + 卡片 */
.uh-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.uh-card{display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:1px solid var(--uh-line);border-radius:var(--uh-radius);cursor:pointer;transition:box-shadow .18s,transform .18s,border-color .18s}
.uh-card:hover{box-shadow:var(--uh-shadow-hover);transform:translateY(-2px);border-color:#fed7aa}

/* 头像/图标方块 */
.uh-ava{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--uh-orange-bg),var(--uh-orange-100));color:var(--uh-orange-d);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:0 0 auto;position:relative;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(249,115,22,.10)}
.uh-ava img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* 标题/描述 */
.uh-title{color:var(--uh-ink);text-decoration:none;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14.5px;font-weight:500}
.uh-title:hover{color:var(--uh-orange-d)}
.uh-desc{display:block;color:var(--uh-sub);font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:2px}

/* 标签 / 胶囊 */
.uh-tag{display:inline-flex;align-items:center;margin:0 8px 8px 0;padding:6px 14px;background:#fff;border:1px solid var(--uh-orange);color:var(--uh-orange-d);border-radius:999px;cursor:pointer;text-decoration:none;font-size:13px;font-weight:500;transition:background .15s,color .15s,transform .15s}
.uh-tag:hover{background:var(--uh-orange);color:#fff;transform:translateY(-1px)}
.uh-sub{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 4px}
.uh-sub a{display:inline-block;padding:6px 13px;background:#fff;border:1px solid var(--uh-line-2);color:var(--uh-ink-2);border-radius:999px;text-decoration:none;font-size:13px;transition:background .15s,border-color .15s,color .15s}
.uh-sub a:hover{background:var(--uh-orange-bg);border-color:#fed7aa;color:var(--uh-orange-d)}
.uh-count{display:inline-flex;align-items:center;font-size:11px;font-weight:600;color:var(--uh-orange-d);background:var(--uh-orange-bg);border-radius:999px;padding:1px 8px;margin-left:6px}

/* 翻页 */
.uh-pager{margin:22px 0 4px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.uh-pager a{padding:9px 18px;background:linear-gradient(135deg,var(--uh-orange),var(--uh-orange-d));color:#fff;border-radius:var(--uh-radius-sm);text-decoration:none;font-size:13.5px;font-weight:500;box-shadow:var(--uh-shadow-sm);transition:filter .15s,transform .15s}
.uh-pager a:hover{filter:brightness(1.05);transform:translateY(-1px)}
.uh-pager span{color:var(--uh-sub);font-size:13.5px}

/* 主按钮 */
.uh-go{display:inline-flex;align-items:center;gap:6px;margin:8px 8px 8px 0;padding:11px 24px;background:linear-gradient(135deg,var(--uh-orange),var(--uh-orange-d));color:#fff;border-radius:var(--uh-radius-sm);text-decoration:none;font-size:14px;font-weight:600;box-shadow:var(--uh-shadow-sm);transition:filter .15s,transform .15s}
.uh-go:hover{filter:brightness(1.05);transform:translateY(-1px);color:#fff}

/* 表单 */
.uh-form{display:flex;flex-direction:column;gap:16px;max-width:680px}
.uh-form label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--uh-ink-2);font-weight:500}
.uh-form input,.uh-form select,.uh-form textarea{border:1px solid var(--uh-line-2);border-radius:var(--uh-radius-sm);padding:11px 13px;font-size:14px;background:#fff;color:var(--uh-ink);font-family:inherit;transition:border-color .15s,box-shadow .15s}
.uh-form input:focus,.uh-form select:focus,.uh-form textarea:focus{outline:none;border-color:var(--uh-orange);box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.uh-form button{margin-top:6px;padding:12px 28px;background:linear-gradient(135deg,var(--uh-orange),var(--uh-orange-d));color:#fff;border:none;border-radius:var(--uh-radius-sm);font-size:15px;cursor:pointer;align-self:flex-start;font-weight:600;box-shadow:var(--uh-shadow-sm);transition:filter .15s,transform .15s}
.uh-form button:hover{filter:brightness(1.05);transform:translateY(-1px)}
.uh-row{display:flex;gap:12px;flex-wrap:wrap}
.uh-row>label{flex:1;min-width:160px}
.uh-cat-cascade{display:flex;gap:10px;flex-wrap:wrap}
.uh-cat-cascade select{flex:1;min-width:130px;border:1px solid var(--uh-line-2);border-radius:var(--uh-radius-sm);padding:11px 13px;font-size:14px;background:#fff;color:var(--uh-ink);font-family:inherit;transition:border-color .15s,box-shadow .15s}
.uh-cat-cascade select:focus{outline:none;border-color:var(--uh-orange);box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.uh-tip{color:var(--uh-sub);font-size:13px;line-height:1.6}

/* 详情页 */
.uh-detail{max-width:780px;margin:0 auto;background:#fff;border:1px solid var(--uh-line);border-radius:var(--uh-radius-lg);padding:28px;box-shadow:var(--uh-shadow)}
.uh-detail h2{display:flex;align-items:center;gap:12px;margin:0 0 14px;font-size:22px;font-weight:800;color:var(--uh-ink)}
.uh-meta{color:var(--uh-sub);font-size:13px;margin:10px 0;display:flex;flex-wrap:wrap;gap:8px;line-height:1.7}
.uh-qr{margin:20px 0;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.uh-qr-box{min-width:160px;min-height:160px;display:flex;align-items:center;justify-content:center;border:1px solid var(--uh-line);border-radius:var(--uh-radius);padding:10px;background:#fff;box-shadow:var(--uh-shadow-sm)}
.uh-qr-box svg{width:160px;height:160px;display:block}
.uh-rel{margin-top:26px;padding-top:20px;border-top:1px solid var(--uh-line)}
.uh-rel h3{font-size:15px;color:var(--uh-ink);margin:0 0 12px;font-weight:700}
.uh-rel a{display:inline-block;margin:4px 8px 4px 0;color:var(--uh-orange-d);text-decoration:none;font-size:13.5px;padding:5px 12px;background:var(--uh-orange-bg);border-radius:999px;transition:background .15s}
.uh-rel a:hover{background:var(--uh-orange-100)}
.uh-detail-qr{}

/* 弹窗 */
.uh-modal{position:fixed;inset:0;background:rgba(17,24,39,.45);display:none;align-items:center;justify-content:center;z-index:9999;padding:16px;backdrop-filter:blur(2px)}
.uh-modal-box{background:#fff;border-radius:var(--uh-radius-lg);padding:26px;max-width:440px;width:100%;position:relative;box-shadow:0 24px 60px rgba(16,24,40,.25)}
.uh-modal-close{position:absolute;right:16px;top:14px;border:none;background:none;font-size:26px;line-height:1;cursor:pointer;color:var(--uh-faint);transition:color .15s}
.uh-modal-close:hover{color:var(--uh-ink)}
.uh-modal h3{margin:0 0 14px;font-size:18px;font-weight:700;color:var(--uh-ink);padding-right:24px}

/* 报错按钮 */
.uh-report{border:1px solid var(--uh-orange-d);color:var(--uh-orange-d);background:#fff;border-radius:var(--uh-radius-sm);padding:9px 20px;cursor:pointer;font-size:14px;font-weight:500;transition:background .15s,color .15s}
.uh-report:hover{background:var(--uh-orange-d);color:#fff}

/* 响应式 */
@media(max-width:860px){
  .uh-layout{flex-direction:column}
  .uh-side{flex:none;width:100%;max-height:none}
  .uh-hero{padding:24px 20px}
  .uh-page{padding:20px 14px}
}
@media(max-width:560px){
  .uh-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
  .uh-sec{padding:16px}
  .uh-detail{padding:20px}
}

/* =========================================================
   首页 / 主站专用（原 urls.html / urls_wap.html 裸 Tailwind 收口）
   ========================================================= */
/* 首页 Hero */
.uh-home-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff7ed 0%,#fff 55%,#fffbeb 100%);border:1px solid #ffedd5;border-radius:24px;padding:40px 24px;margin-bottom:24px;box-shadow:var(--uh-shadow-sm)}
.uh-home-hero::after{content:"";position:absolute;right:-40px;top:-40px;width:192px;height:192px;border-radius:50%;background:radial-gradient(circle,rgba(253,186,116,.35),rgba(252,211,153,.2) 60%,transparent 70%);filter:blur(30px);pointer-events:none}
.uh-home-hero-inner{position:relative;text-align:center}
.uh-home-title{font-size:30px;font-weight:800;letter-spacing:-.02em;margin:0 0 12px;line-height:1.1}
.uh-home-grad{background:linear-gradient(90deg,#ea580c,#f59e0b);-webkit-background-clip:text;background-clip:text;color:transparent}
.uh-home-sub{color:#6b7280;font-size:14px;margin:0 0 28px}
.uh-home-sub b{color:#ea580c;font-weight:600}
.uh-home-search{display:flex;flex-direction:column;gap:10px;max-width:640px;margin:0 auto;background:#fff;padding:10px;border-radius:16px;box-shadow:var(--uh-shadow-sm);border:1px solid #f3f4f6}
.uh-home-search input{flex:1;min-width:0;padding:12px 16px;border-radius:12px;border:1px solid #e5e7eb;font-size:14px;background:#fff;color:#1f2937;font-family:inherit;transition:border-color .15s,box-shadow .15s}
.uh-home-search input:focus{outline:none;border-color:#fdba74;box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.uh-home-search select{padding:12px;border-radius:12px;border:1px solid #e5e7eb;background:#fff;font-size:14px;color:#4b5563;font-family:inherit;transition:border-color .15s,box-shadow .15s}
.uh-home-search select:focus{outline:none;border-color:#fdba74;box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.uh-home-search button{padding:12px 28px;border-radius:12px;background:linear-gradient(90deg,#f97316,#ea580c);color:#fff;font-size:14px;font-weight:600;border:none;cursor:pointer;white-space:nowrap;box-shadow:var(--uh-shadow-sm);transition:filter .15s,box-shadow .15s}
.uh-home-search button:hover{filter:brightness(1.05);box-shadow:0 4px 12px rgba(249,115,22,.15)}
.uh-home-links{margin-top:20px;display:flex;align-items:center;justify-content:center;gap:12px;font-size:14px}
.uh-home-links a{color:#6b7280;text-decoration:none;transition:color .15s}
.uh-home-links a:hover{color:#ea580c}
.uh-home-links span{color:#d1d5db}

/* 数据统计 */
.uh-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px}
.uh-stat{background:#fff;border:1px solid #f3f4f6;border-radius:16px;padding:20px;text-align:center;box-shadow:var(--uh-shadow-sm)}
.uh-stat b{display:block;font-size:28px;font-weight:800;color:#ea580c;line-height:1.2}
.uh-stat span{display:block;font-size:13px;color:#6b7280;margin-top:4px}

/* 内容面板（白底圆角区块） */
.uh-pane{background:#fff;border:1px solid #f3f4f6;border-radius:24px;box-shadow:var(--uh-shadow-sm);padding:24px;margin-bottom:24px}
.uh-pane-soft{background:linear-gradient(135deg,#f9fafb,#fff);border:1px solid #f3f4f6;border-radius:24px;box-shadow:var(--uh-shadow-sm);padding:24px;margin-bottom:24px}
.uh-pane-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.uh-pane-title{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:700;color:#1f2937;margin:0 0 20px}
.uh-pane-subtitle{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:#1f2937;margin:0 0 16px}
.uh-bar{width:6px;height:20px;border-radius:999px;background:linear-gradient(180deg,#f97316,#f59e0b);flex:0 0 auto}
.uh-badge{font-size:12px;font-weight:500;color:#ea580c;background:#fff7ed;border-radius:999px;padding:2px 8px}
.uh-pane-more{font-size:14px;color:#ea580c;text-decoration:none;transition:color .15s}
.uh-pane-more:hover{color:#c2410c}

/* 分类九宫格 */
.uh-catgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px}
.uh-catcard{display:flex;flex-direction:row;align-items:center;gap:10px;background:#fff;border:1px solid #f3f4f6;border-radius:14px;padding:10px 14px;box-shadow:var(--uh-shadow-sm);text-decoration:none;transition:box-shadow .18s,transform .18s,border-color .18s}
.uh-catcard:hover{box-shadow:var(--uh-shadow-hover);transform:translateY(-2px);border-color:#fed7aa}
.uh-catcard-ico{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:linear-gradient(135deg,#fff7ed,#ffedd5);color:#ea580c;font-size:15px;box-shadow:var(--uh-shadow-sm);transition:background .18s,color .18s;flex-shrink:0}
.uh-catcard:hover .uh-catcard-ico{background:linear-gradient(135deg,#f97316,#f59e0b);color:#fff}
.uh-catcard-name{flex:1;min-width:0;font-weight:600;color:#1f2937;font-size:14px;text-align:left;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.uh-catcard-count{font-size:11px;color:#ea580c;background:#fff7ed;border-radius:999px;padding:1px 10px;font-weight:500;flex-shrink:0;margin-left:4px}
.uh-catcard:hover .uh-catcard-count{background:#ffedd5}

/* 常用网站标签 */
.uh-hottags{display:flex;flex-wrap:wrap;gap:10px}
.uh-hottag{display:inline-flex;align-items:center;gap:8px;background:#f9fafb;border:1px solid #f3f4f6;border-radius:999px;padding:8px 16px 8px 8px;text-decoration:none;transition:background .15s,border-color .15s}
.uh-hottag:hover{background:#fff7ed;border-color:#fed7aa}
.uh-hottag img{width:24px;height:24px;border-radius:999px;object-fit:cover;background:#fff}
.uh-hottag span{font-size:14px;font-weight:500;color:#374151;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.uh-hottag:hover span{color:#ea580c}

/* 二级分类标签 */
.uh-subtags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.uh-subtag{font-size:12px;color:#6b7280;background:#f9fafb;border:1px solid #f3f4f6;border-radius:999px;padding:4px 12px;text-decoration:none;transition:background .15s,color .15s,border-color .15s}
.uh-subtag:hover{background:#fff7ed;color:#ea580c;border-color:#fed7aa}

/* 链接卡网格 + 卡片 */
.uh-linkgrid{display:grid;grid-template-columns:1fr;gap:12px;margin-bottom:24px}
.uh-linkgrid--4{grid-template-columns:1fr}
.uh-link{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid #f3f4f6;border-radius:16px;padding:14px;text-decoration:none;transition:box-shadow .18s,transform .18s,border-color .18s}
.uh-link:hover{box-shadow:var(--uh-shadow-hover);transform:translateY(-2px);border-color:#fed7aa}
.uh-link-fav{width:40px;height:40px;border-radius:12px;object-fit:cover;background:#f9fafb;flex:0 0 auto;box-shadow:inset 0 0 0 1px #f3f4f6}
.uh-link-ico{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#fff7ed,#ffedd5);color:#ea580c;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex:0 0 auto;box-shadow:inset 0 0 0 1px #fed7aa}
.uh-link-body{min-width:0;flex:1}
.uh-link-title{font-weight:600;color:#1f2937;font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.uh-link:hover .uh-link-title{color:#ea580c}
.uh-link-desc{color:#9ca3af;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:2px}
.uh-link-arrow{width:16px;height:16px;color:#d1d5db;flex:0 0 auto;transition:color .15s}
.uh-link:hover .uh-link-arrow{color:#fb923c}

/* 地域网格 */
.uh-regiongrid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:24px}
.uh-regionitem{text-align:center;background:#fff;border:1px solid #f3f4f6;border-radius:12px;padding:12px 8px;font-size:14px;font-weight:500;color:#374151;text-decoration:none;transition:border-color .15s,color .15s,box-shadow .15s}
.uh-regionitem:hover{border-color:#fed7aa;color:#ea580c;box-shadow:var(--uh-shadow-sm)}

/* CTA 横幅 */
.uh-cta{background:linear-gradient(90deg,#f97316,#f59e0b);border-radius:24px;padding:32px 24px;text-align:center;box-shadow:var(--uh-shadow-sm);margin-bottom:24px}
.uh-cta-title{color:#fff;font-size:20px;font-weight:700;margin:0 0 8px}
.uh-cta-sub{color:#fff7ed;font-size:14px;margin:0 0 20px}
.uh-cta-btn{display:inline-flex;align-items:center;gap:8px;margin-top:8px;background:#fff;color:#ea580c;font-weight:600;padding:12px 28px;border-radius:12px;text-decoration:none;box-shadow:var(--uh-shadow-sm);transition:background .15s}
.uh-cta-btn:hover{background:#fff7ed}

/* 升级提示（原 submit.html 内联 <style> 收口） */
.uh-upgrade{max-width:560px;margin:34px auto 10px;text-align:center;background:#fff;border:1px solid #f1d9c2;border-radius:18px;padding:42px 32px;box-shadow:0 10px 30px -12px rgba(249,115,22,.28)}
.uh-upgrade-ico{font-size:46px;line-height:1;margin-bottom:14px;filter:drop-shadow(0 6px 12px rgba(249,115,22,.25))}
.uh-upgrade h2{margin:0 0 12px;font-size:22px;color:#ea580c;font-weight:800}
.uh-upgrade p{margin:0 0 22px;color:#6b7280;font-size:15px;line-height:1.8}
.uh-upgrade-back{display:inline-block;padding:11px 26px;border-radius:12px;background:linear-gradient(135deg,#f97316,#ea580c);color:#fff;font-weight:700;text-decoration:none;box-shadow:0 8px 20px -8px rgba(249,115,22,.6);transition:transform .15s ease,box-shadow .15s ease}
.uh-upgrade-back:hover{transform:translateY(-2px);box-shadow:0 14px 28px -10px rgba(249,115,22,.7)}

/* 站点顶栏（原 site/layout.html 内联 <style> 收口） */
.site-topbar{background:#f9fafb;border-bottom:1px solid #f1f1f1;font-size:13px;color:#6b7280}
.site-topbar__inner{width:100%;max-width:100%;margin:0;padding:5px 16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;box-sizing:border-box}
.site-topbar__brand{color:#ea580c;font-weight:700;text-decoration:none;white-space:nowrap;font-size:14px}
.site-topbar__brand:hover{color:#c2410c}
.site-topbar__switch{cursor:pointer;color:#fff;border:1px solid #ea580c;background:#ea580c;border-radius:999px;padding:3px 14px;font-size:12px;font-weight:600;text-decoration:none;transition:background .15s;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.site-topbar__switch:hover{background:#c2410c;border-color:#c2410c}
.site-topbar__switch-city{font-weight:700}
.site-topbar__right{display:flex;align-items:center;gap:14px;margin-left:auto;flex-wrap:wrap}
.site-topbar__left{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.site-topbar__link{color:#6b7280;text-decoration:none;transition:color .15s;white-space:nowrap}
.site-topbar__link:hover{color:#ea580c}
.site-topbar__sep{color:#e5e7eb;user-select:none}
@media(max-width:640px){
  .site-topbar__inner{gap:8px;padding:5px 12px}
  .site-topbar__right{gap:10px;overflow-x:auto;padding-bottom:2px}
  .site-topbar__sep{display:none}
}

/* 响应式（首页专用） */
@media(min-width:640px){
  .uh-home-hero{padding:56px 40px}
  .uh-home-title{font-size:48px}
  .uh-home-search{flex-direction:row}
  .uh-home-search select{width:144px}
  .uh-home-sub{font-size:16px}
  .uh-stat b{font-size:30px}
  .uh-pane{padding:32px}
  .uh-pane-soft{padding:32px}
  .uh-catgrid{grid-template-columns:repeat(3,1fr);gap:16px}
  .uh-linkgrid{grid-template-columns:repeat(2,1fr)}
  .uh-linkgrid--4{grid-template-columns:repeat(2,1fr)}
  .uh-regiongrid{grid-template-columns:repeat(4,1fr);gap:12px}
  .uh-cta{padding:32px 40px}
  .uh-cta-title{font-size:24px}
}
@media(min-width:1024px){
  .uh-stats{grid-template-columns:repeat(4,1fr)}
  .uh-catgrid{grid-template-columns:repeat(7,1fr)}
  .uh-linkgrid{grid-template-columns:repeat(3,1fr)}
  .uh-linkgrid--4{grid-template-columns:repeat(4,1fr)}
  .uh-regiongrid{grid-template-columns:repeat(6,1fr)}
}
@media(min-width:1280px){
  .uh-catgrid{grid-template-columns:repeat(7,1fr)}
}

/* =========================================================
   移动端首页（urls_wap.html）专用——视觉与原裸 Tailwind 一致
   ========================================================= */
.uh-wap-page{padding:16px 16px 80px}
.uh-wap-hero{background:linear-gradient(135deg,#fff7ed,#fff);border:1px solid #ffedd5;border-radius:16px;padding:16px;box-shadow:var(--uh-shadow-sm)}
.uh-wap-title{font-size:18px;font-weight:800;text-align:center;margin:0 0 4px}
.uh-wap-grad{background:linear-gradient(90deg,#ea580c,#f59e0b);-webkit-background-clip:text;background-clip:text;color:transparent}
.uh-wap-sub{text-align:center;font-size:12px;color:#6b7280;margin:0 0 12px}
.uh-wap-sub b{color:#ea580c;font-weight:600}
.uh-wap-search{display:flex;gap:8px}
.uh-wap-search input{flex:1;min-width:0;padding:10px 12px;border-radius:12px;border:1px solid #e5e7eb;font-size:14px;background:#fff;color:#1f2937;font-family:inherit;transition:border-color .15s,box-shadow .15s}
.uh-wap-search input:focus{outline:none;border-color:#fdba74;box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.uh-wap-search button{padding:10px 20px;border-radius:12px;background:linear-gradient(90deg,#f97316,#ea580c);color:#fff;font-size:14px;font-weight:600;border:none;cursor:pointer;white-space:nowrap;box-shadow:var(--uh-shadow-sm);transition:filter .15s}
.uh-wap-search button:hover{filter:brightness(1.05)}
.uh-wap-links{margin-top:12px;display:flex;justify-content:center;gap:16px;font-size:12px}
.uh-wap-links a{color:#6b7280;text-decoration:none;transition:color .15s}
.uh-wap-links a:hover{color:#ea580c}
.uh-hottags-wap{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
.uh-hottag-wap{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;background:#f9fafb;border:1px solid #f3f4f6;border-radius:999px;padding:6px 12px 6px 6px;text-decoration:none;transition:background .15s,border-color .15s}
.uh-hottag-wap:hover{background:#fff7ed;border-color:#fed7aa}
.uh-hottag-wap img{width:20px;height:20px;border-radius:999px;object-fit:cover;background:#fff}
.uh-hottag-wap span{font-size:12px;font-weight:500;color:#374151;max-width:96px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.uh-hottag-wap:hover span{color:#ea580c}
.uh-catgrid-wap{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.uh-catcard-wap{display:flex;flex-direction:column;align-items:center;gap:6px;background:#f9fafb;border:1px solid #f3f4f6;border-radius:12px;padding:12px 4px;text-decoration:none;transition:background .15s,border-color .15s}
.uh-catcard-wap:hover{background:#fff7ed;border-color:#fed7aa}
.uh-catcard-wap .uh-catcard-ico{width:40px;height:40px;font-size:16px}
.uh-catcard-wap:hover .uh-catcard-ico{background:linear-gradient(135deg,#f97316,#f59e0b);color:#fff}
.uh-catcard-wap-name{font-size:12px;color:#4b5563;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:100%}
.uh-catcard-wap-count{font-size:10px;color:#ea580c}
.uh-wap-nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #f3f4f6;display:flex;justify-content:space-around;align-items:center;padding:8px 0;font-size:12px;z-index:50}
.uh-wap-nav a{display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;color:#9ca3af;transition:color .15s}
.uh-wap-nav a:first-child{color:#ea580c}
.uh-wap-nav a:hover{color:#ea580c}
.uh-wap-nav span{font-size:18px;line-height:1}

/* =========================================================
   主站企业站（site/home.html、about.html、sethome.html）专用
   ========================================================= */
.uh-corp-section{background:#fff;border-top:1px solid #f3f4f6;padding:48px 0}
.uh-corp-inner{max-width:1200px;margin:0 auto;padding:0 24px}
.uh-corp-head{text-align:center;margin-bottom:40px}
.uh-corp-head h2{font-size:30px;font-weight:800;color:#111827;margin:0 0 12px}
.uh-corp-head p{font-size:18px;color:#4b5563;max-width:640px;margin:0 auto}
.uh-corp-grid{display:grid;grid-template-columns:1fr;gap:24px}
.uh-corp-card{background:linear-gradient(180deg,rgba(255,247,237,.6),#fff);border:1px solid #ffedd5;border-radius:16px;padding:20px}
.uh-corp-card-title{font-size:18px;font-weight:800;color:#111827;margin:0 0 12px;display:flex;align-items:center;gap:8px}
.uh-corp-list{list-style:none;padding:0;margin:0}
.uh-corp-list li{margin-bottom:8px}
.uh-corp-link{color:#374151;text-decoration:none;font-size:13px;transition:color .15s}
.uh-corp-link:hover{color:#ea580c}
.uh-corp-sublist{list-style:none;padding:0 0 0 12px;margin:4px 0 0 12px;border-left:1px solid #ffedd5}
.uh-corp-sublink{color:#6b7280;font-size:12px;text-decoration:none;transition:color .15s}
.uh-corp-sublink:hover{color:#ea580c}
.uh-prose-wrap{background:#fff;padding:64px 0}
.uh-prose{max-width:768px;margin:0 auto;padding:0 24px}
.uh-prose h1{font-size:30px;font-weight:800;color:#111827;margin:0 0 32px}
.uh-prose-body{font-size:18px;line-height:1.8;color:#374151}
.uh-prose-body p{margin:0 0 16px}
details>summary{list-style:none;cursor:pointer}
details>summary::-webkit-details-marker{display:none}
details[open]>summary .sh-chev{transform:rotate(180deg)}
.sh-chev{transition:transform .25s ease}
@media(min-width:1024px){
  .uh-corp-section{padding:64px 0}
  .uh-corp-head h2{font-size:36px}
  .uh-corp-grid{grid-template-columns:repeat(4,1fr)}
  .uh-prose-wrap{padding:96px 0}
  .uh-prose h1{font-size:36px}
}
@media(min-width:1280px){
  .uh-corp-inner{padding:0 48px}
  .uh-page{padding-left:48px;padding-right:48px}
}

/* =========================================================
   Tailwind 原子类补缺（2026-08-30）：site.css（编译产物）子集缺失、
   会员中心页在用、但线上不生效的类统一收口于此。
   与后台 components.css 补充层同理；同类缺失先核此处，勿逐页内联重复。
   ========================================================= */
.max-w-5xl{max-width:64rem}
.focus\:border-orange-500:focus{border-color:#f97316}
@media(min-width:1024px){
  .lg\:px-8{padding-left:2rem;padding-right:2rem}
  .lg\:p-8{padding:2rem}
  .lg\:text-2xl{font-size:1.5rem;line-height:2rem}
}