:root{
  --brand:#1a5fd6;--brand-2:#3b82f6;--brand-grad:linear-gradient(135deg,#1a5fd6,#4f9bff);
  --ink:#1f2733;--ink-2:#5b6675;--line:#eef1f6;--bg:#f4f6fa;--card:#fff;
  --amber:#f59e0b;--green:#16a34a;--red:#e23b3b;
  --radius:14px;--shadow:0 2px 12px rgba(20,40,80,.06);
  --bar:#2b6fe0;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#dfe4ec;line-height:1.65;-webkit-font-smoothing:antialiased}
.app{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative;padding-bottom:60px;box-shadow:0 0 30px rgba(20,40,80,.08)}

/* 顶部品牌栏 */
.appbar{background:var(--brand);color:#fff;padding:10px 16px 14px;position:sticky;top:0;z-index:20}
.appbar .top{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px}
.logo{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.brand-txt b{font-size:14.5px;display:block;line-height:1.2}
.brand-txt span{font-size:10px;opacity:.85}
.search-ico{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center}
.search-ico svg{width:18px;height:18px;fill:#fff}
.search-panel{max-height:0;overflow:hidden;transition:max-height .28s ease}
.search-panel.open{max-height:60px;margin-top:10px}
.search-box{display:flex;align-items:center;gap:8px;background:#fff;border-radius:20px;padding:8px 14px}
.search-box input{flex:1;border:0;outline:0;font-size:14px;color:var(--ink)}
.search-box svg{width:16px;height:16px;fill:var(--ink-2)}

/* Hero 轮播 */
.hero{margin:12px;height:150px;border-radius:var(--radius);overflow:hidden;position:relative;box-shadow:var(--shadow)}
.slides{display:flex;height:100%;transition:transform .4s ease}
.slide{min-width:100%;height:100%;display:flex;flex-direction:column;justify-content:flex-end;padding:16px;color:#fff}
.slide h3{margin:0 0 4px;font-size:17px;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.slide p{margin:0;font-size:12px;opacity:.92;text-shadow:0 1px 3px rgba(0,0,0,.3)}
.s1{background:linear-gradient(120deg,#1a5fd6,#4f9bff)}
.s2{background:linear-gradient(120deg,#0e7490,#22d3ee)}
.s3{background:linear-gradient(120deg,#7c3aed,#c084fc)}
.dots{position:absolute;bottom:10px;right:14px;display:flex;gap:5px}
.dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.5)}
.dot.on{background:#fff;width:16px;border-radius:3px}

/* 卡片区块 */
.section{margin:14px 12px}
.sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.sec-head h2{font-size:15px;margin:0;display:flex;align-items:center;gap:7px}
.sec-head h2::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--brand)}
.sec-head a{font-size:12px;color:var(--ink-2);text-decoration:none}

/* 九宫格栏目 */
.grid9{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;background:var(--card);border-radius:var(--radius);padding:14px 10px;box-shadow:var(--shadow)}
.cell{display:flex;flex-direction:column;align-items:center;gap:7px;text-decoration:none;color:var(--ink)}
.cell .ic{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center}
.cell .ic svg{width:24px;height:24px;fill:#fff}
.cell span{font-size:12px;line-height:1.2;text-align:center}

/* 列表卡片 */
.list{display:flex;flex-direction:column;gap:10px}
.item{background:var(--card);border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:6px;text-decoration:none;color:inherit}
.item .t{font-size:14px;font-weight:600;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.item .m{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--ink-2)}
.tag{font-size:10px;color:var(--brand);background:#eaf1ff;padding:2px 7px;border-radius:6px}
.item.row{flex-direction:row;align-items:center;gap:12px}
.thumb{width:84px;height:60px;border-radius:10px;flex:none;background:linear-gradient(135deg,#cfe0ff,#e9f0ff);display:flex;align-items:center;justify-content:center}
.thumb svg{width:26px;height:26px;fill:var(--brand)}

/* 横向滚动机构 */
.hscroll{display:flex;gap:12px;overflow-x:auto;padding-bottom:4px}
.hscroll::-webkit-scrollbar{display:none}
.orgcard{flex:none;width:150px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.orgcard .ph{height:80px;background:linear-gradient(135deg,#1a5fd6,#4f9bff)}
.orgcard .body{padding:10px}
.orgcard .body b{font-size:13px;display:block}
.orgcard .body span{font-size:11px;color:var(--ink-2)}

/* 底部 tab */
.tabbar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:480px;height:60px;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-top:1px solid var(--line);display:flex;z-index:25}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--ink-2);font-size:11px;text-decoration:none}
.tab svg{width:22px;height:22px;fill:currentColor}
.tab.on{color:var(--brand)}

/* 栏目页头部 */
.pagetop{margin:12px;border-radius:var(--radius);padding:18px 16px;color:#fff;background:var(--brand-grad);box-shadow:var(--shadow)}
.pagetop h1{margin:0 0 5px;font-size:19px}
.pagetop p{margin:0;font-size:12px;opacity:.9;line-height:1.55}

/* 筛选 chips */
.chips{display:flex;gap:8px;overflow-x:auto;margin:0 12px 12px;padding-bottom:2px}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;font-size:12px;padding:6px 13px;border-radius:16px;background:var(--card);color:var(--ink-2);box-shadow:var(--shadow)}
.chip.on{background:var(--brand);color:#fff}

/* 两列网格（专题） */
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.tpc{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);text-decoration:none;color:inherit}
.tpc .ph{height:84px;background:linear-gradient(120deg,#1a5fd6,#4f9bff)}
.tpc .body{padding:10px}
.tpc .body b{font-size:13px;display:block;line-height:1.35}
.tpc .body span{font-size:11px;color:var(--ink-2)}

/* 机构竖向列表 */
.orgrow{display:flex;gap:12px;background:var(--card);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow);text-decoration:none;color:inherit;align-items:center}
.orgrow .ph{width:56px;height:56px;border-radius:12px;flex:none;background:linear-gradient(135deg,#1a5fd6,#4f9bff)}
.orgrow .info{flex:1;min-width:0}
.orgrow .info b{font-size:14px;display:block}
.orgrow .info span{font-size:11px;color:var(--ink-2)}
.orgrow .go{color:var(--brand);font-size:12px;flex:none}

/* 服务/产品卡片网格 */
.prod{display:flex;gap:12px;background:var(--card);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow);text-decoration:none;color:inherit;align-items:center}
.prod .ph{width:64px;height:64px;border-radius:12px;flex:none;background:linear-gradient(135deg,#0e7490,#22d3ee);display:flex;align-items:center;justify-content:center}
.prod .ph svg{width:30px;height:30px;fill:#fff}
.prod .info{flex:1;min-width:0}
.prod .info b{font-size:14px;display:block;line-height:1.35}
.prod .info span{font-size:11px;color:var(--ink-2)}

/* 文章详情 */
.article{padding:14px 16px 26px}
.article .crumb{font-size:12px;color:var(--ink-2);margin:2px 0 8px}
.article .crumb a{color:var(--brand);text-decoration:none}
.article h1{font-size:19px;line-height:1.42;margin:0 0 10px}
.article .meta{display:flex;flex-wrap:wrap;gap:10px;font-size:11px;color:var(--ink-2);border-bottom:1px solid var(--line);padding-bottom:10px;margin-bottom:14px}
.article .lead{background:#eaf1ff;border-left:3px solid var(--brand);padding:10px 12px;border-radius:8px;font-size:14px;color:#1a4fb0;line-height:1.7;margin-bottom:16px}
.article h2{font-size:16px;margin:20px 0 8px}
.article p{font-size:15px;line-height:1.85;margin:0 0 14px;color:#2b3441}
.article .end{margin-top:18px;padding-top:12px;border-top:1px dashed var(--line);font-size:12px;color:var(--ink-2)}

/* 电脑版入口 */
.pc-link{font-size:11px;color:#fff;opacity:.9;text-decoration:none;border:1px solid rgba(255,255,255,.45);padding:4px 9px;border-radius:14px;margin-right:8px;white-space:nowrap}

/* 问答中心入口条 */
.qbar{display:flex;align-items:center;gap:12px;margin:12px;padding:12px 14px;border-radius:var(--radius);background:linear-gradient(135deg,#0e7490,#22d3ee);color:#fff;text-decoration:none;box-shadow:var(--shadow)}
.qbar .qic{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex:none}
.qbar div{flex:1;min-width:0}.qbar b{font-size:14px;display:block}.qbar span{font-size:11px;opacity:.92}
.qbar svg{width:20px;height:20px;fill:#fff;flex:none}