/* =========================================================
   Vunior · 官网样式（落地页 / 定价 / 法律页 / 登录）
   与 app.css 共用同一套设计变量：白底 / 8px 栅格 / 圆角 12 / 主色 #2563EB
   ========================================================= */
:root{
  --bg:#F7F9FC; --card:#FFFFFF; --line:#E2E8F0; --line2:#EDF2F7;
  --t1:#0F172A; --t2:#475569; --t3:#94A3B8; --t4:#CBD5E1;
  --brand:#2563EB; --brand-2:#1D4ED8; --brand-soft:#EFF4FF;
  --teal:#0EA5A5; --teal-soft:#E6F7F7;
  --ok:#12A150; --warn:#F59E0B; --bad:#E5484D;
  --r:12px; --r-lg:18px;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 8px 24px rgba(15,23,42,.06);
  --shadow-lg:0 24px 64px rgba(15,23,42,.12);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,sans-serif;
  --maxw:1160px;
}
*{box-sizing:border-box;-webkit-font-smoothing:antialiased}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--t1);font:15px/1.7 var(--font)}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;letter-spacing:-.2px;line-height:1.28}
p{margin:0}
::selection{background:#DBEAFE}

/* ---------------- 顶部导航 ---------------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line2)}
.site-header .inner{max-width:var(--maxw);margin:0 auto;height:64px;display:flex;align-items:center;gap:28px;padding:0 24px}
.logo-lock{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--t1)}
.logo-lock:hover{text-decoration:none}
.logo-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,#2563EB,#0EA5A5);position:relative;flex:none;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(37,99,235,.25)}
.logo-mark svg{width:18px;height:18px;display:block}
.logo-txt{font-size:16px;font-weight:800;letter-spacing:.2px}
.logo-txt small{display:block;font-size:10px;font-weight:600;color:var(--t3);letter-spacing:2px;line-height:1.2}
.site-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.site-nav a{padding:8px 12px;border-radius:8px;color:var(--t2);font-size:14px;font-weight:500}
.site-nav a:hover{background:var(--bg);color:var(--t1);text-decoration:none}
.site-nav a.on{color:var(--brand);background:var(--brand-soft)}
.hdr-cta{display:flex;align-items:center;gap:10px;margin-left:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 18px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--t1);font:500 14px/1 var(--font);cursor:pointer;transition:.16s;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:var(--t4);background:#FBFCFF;text-decoration:none}
.btn.pri{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(37,99,235,.22)}
.btn.pri:hover{background:var(--brand-2);border-color:var(--brand-2);color:#fff}
.btn.lg{height:48px;padding:0 26px;font-size:15px;border-radius:11px}
.btn.ghost{background:transparent;border-color:transparent;color:var(--t2)}
.btn.ghost:hover{background:var(--bg)}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;align-items:center;justify-content:center;margin-left:auto}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--t1);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--t1);border-radius:2px}
.nav-toggle span::before{top:-5px}.nav-toggle span::after{top:5px}

/* ---------------- 通用区块 ---------------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.sec{padding:88px 0}
.sec.tight{padding:64px 0}
.sec.alt{background:var(--bg);border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.6px;color:var(--brand);background:var(--brand-soft);border:1px solid #DCE7FF;padding:5px 12px;border-radius:999px}
.sec-h{font-size:34px;font-weight:800;margin:18px 0 12px;letter-spacing:-.6px}
.sec-p{font-size:16px;color:var(--t2);max-width:720px}
.center{text-align:center}
.center .sec-p{margin:0 auto}

/* ---------------- 首屏 ---------------- */
.hero{padding:72px 0 40px;background:
  radial-gradient(900px 420px at 78% -10%, rgba(14,165,165,.10), transparent 60%),
  radial-gradient(760px 380px at 12% -10%, rgba(37,99,235,.10), transparent 60%);
}
.hero h1{font-size:46px;font-weight:800;letter-spacing:-1.2px;line-height:1.22;max-width:900px}
.hero h1 em{font-style:normal;color:var(--brand);background:linear-gradient(180deg,transparent 66%,#DBEAFE 66%);padding:0 2px}
.hero .lead{font-size:17px;color:var(--t2);max-width:720px;margin-top:20px}
.hero-cta{display:flex;align-items:center;gap:12px;margin-top:28px;flex-wrap:wrap}
.hero-note{font-size:12.5px;color:var(--t3);margin-top:14px}
.hero-meta{display:flex;gap:28px;margin-top:36px;flex-wrap:wrap}
.hero-meta .hm{display:flex;flex-direction:column;gap:2px}
.hero-meta .hm b{font-size:22px;font-weight:800;letter-spacing:-.4px}
.hero-meta .hm span{font-size:12.5px;color:var(--t3)}
.shot-frame{margin-top:40px;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;box-shadow:var(--shadow-lg);overflow:hidden}
.shot-bar{height:36px;display:flex;align-items:center;gap:6px;padding:0 14px;border-bottom:1px solid var(--line2);background:#FBFCFF}
.shot-bar i{width:9px;height:9px;border-radius:50%;background:#E2E8F0;display:block}
.shot-bar .u{margin-left:10px;font-size:11.5px;color:var(--t3);letter-spacing:.2px}
.shot-frame img{width:100%;height:auto;display:block}

/* ---------------- 卖点四块 ---------------- */
.grid3{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:40px}
.feat{border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;background:#fff;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}
.feat .ic{width:40px;height:40px;border-radius:11px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand)}
.feat .ic svg{width:20px;height:20px}
.feat h3{font-size:17px;font-weight:700}
.feat p{font-size:14px;color:var(--t2)}
.feat ul{margin:2px 0 0;padding-left:18px;font-size:13.5px;color:var(--t2)}
.feat li{margin:4px 0}
.feat .tagline{margin-top:auto;font-size:12px;color:var(--t3);border-top:1px dashed var(--line);padding-top:12px}

/* ---------------- 截图展示 ---------------- */
.shots{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:36px}
.shot{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.shot img{width:100%;display:block;border-bottom:1px solid var(--line2)}
.shot .cap{padding:16px 18px}
.shot .cap b{display:block;font-size:14.5px}
.shot .cap span{font-size:12.5px;color:var(--t3)}

/* ---------------- 定价 ---------------- */
.price-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;margin-top:40px;align-items:start}
.plan{border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px;background:#fff;box-shadow:var(--shadow);position:relative}
.plan.main{border-color:#BFD3FF;box-shadow:0 18px 48px rgba(37,99,235,.12)}
.plan .badge{position:absolute;top:-11px;left:26px;background:var(--brand);color:#fff;font-size:11.5px;font-weight:600;padding:4px 11px;border-radius:999px;letter-spacing:.3px}
.plan h3{font-size:18px;font-weight:700}
.plan .sub{font-size:13px;color:var(--t3);margin-top:4px}
.price{display:flex;align-items:baseline;gap:6px;margin:20px 0 4px}
.price b{font-size:40px;font-weight:800;letter-spacing:-1px}
.price span{font-size:14px;color:var(--t3)}
.price-note{font-size:12.5px;color:var(--t3)}
.plan ul{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.plan li{display:flex;gap:9px;font-size:13.5px;color:var(--t2);line-height:1.6}
.plan li .ck{flex:none;width:17px;height:17px;border-radius:50%;background:var(--ok);color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center;margin-top:2px}
.plan li.mute{color:var(--t3)}
.plan li.mute .ck{background:var(--t4)}
.plan .btn{width:100%;margin-top:24px}
.plan .fine{font-size:12px;color:var(--t3);margin-top:12px;text-align:center}

/* ---------------- 表格 ---------------- */
.cmp{width:100%;border-collapse:separate;border-spacing:0;margin-top:32px;font-size:13.5px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cmp th,.cmp td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line2)}
.cmp thead th{background:#FBFCFF;font-size:12.5px;color:var(--t2);font-weight:600}
.cmp tbody tr:last-child td{border-bottom:0}
.cmp td.c,.cmp th.c{text-align:center;width:150px}
.cmp .yes{color:var(--ok);font-weight:700}
.cmp .no{color:var(--t4)}

/* ---------------- FAQ ---------------- */
.faq{margin-top:34px;display:flex;flex-direction:column;gap:12px}
.faq details{border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;background:#fff}
.faq details[open]{box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-size:14.5px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--t3);font-weight:500}
.faq details[open] summary::after{content:"−"}
.faq .a{font-size:14px;color:var(--t2);margin-top:12px;line-height:1.85}

/* ---------------- CTA ---------------- */
.cta-band{background:linear-gradient(120deg,#1D4ED8,#2563EB 45%,#0EA5A5);border-radius:var(--r-lg);padding:48px 44px;color:#fff;display:flex;align-items:center;gap:32px;justify-content:space-between;flex-wrap:wrap;box-shadow:0 24px 60px rgba(37,99,235,.24)}
.cta-band h2{font-size:28px;font-weight:800;letter-spacing:-.5px}
.cta-band p{color:rgba(255,255,255,.8);font-size:14.5px;margin-top:8px}
.cta-band .btn{background:#fff;color:#1D4ED8;border-color:#fff}
.cta-band .btn.ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.contact{display:flex;gap:28px;flex-wrap:wrap;margin-top:22px;font-size:13px;color:var(--t2)}
.contact div b{display:block;font-size:12px;color:var(--t3);font-weight:600;letter-spacing:.4px}

/* ---------------- 页脚 ---------------- */
.site-footer{border-top:1px solid var(--line2);background:#FBFCFF;padding:56px 0 32px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px}
.foot-brand p{font-size:13px;color:var(--t3);margin-top:14px;max-width:300px;line-height:1.8}
.foot-col h4{font-size:12px;color:var(--t3);letter-spacing:.8px;font-weight:700;margin-bottom:14px}
.foot-col a{display:block;font-size:13.5px;color:var(--t2);padding:5px 0}
.foot-col a:hover{color:var(--brand);text-decoration:none}
.foot-btm{max-width:var(--maxw);margin:40px auto 0;padding:22px 24px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--t3)}

/* ---------------- 法律页 ---------------- */
.legal-hero{background:var(--bg);border-bottom:1px solid var(--line2);padding:56px 0 44px}
.legal-hero h1{font-size:34px;font-weight:800;letter-spacing:-.6px}
.legal-hero .meta{font-size:13px;color:var(--t3);margin-top:12px}
.legal-wrap{display:grid;grid-template-columns:220px 1fr;gap:48px;padding:48px 0 72px}
.toc{position:sticky;top:88px;align-self:start;font-size:13px}
.toc h4{font-size:11.5px;color:var(--t3);letter-spacing:.8px;margin-bottom:12px}
.toc a{display:block;color:var(--t2);padding:5px 0 5px 12px;border-left:2px solid var(--line);line-height:1.5}
.toc a:hover{color:var(--brand);border-left-color:var(--brand);text-decoration:none}
.doc{max-width:760px;font-size:14.5px;color:#243044;line-height:1.95}
.doc h2{font-size:20px;font-weight:700;margin:36px 0 12px;padding-top:8px;scroll-margin-top:88px}
.doc h2:first-child{margin-top:0}
.doc h3{font-size:15.5px;font-weight:700;margin:22px 0 8px}
.doc p{margin:10px 0}
.doc ul,.doc ol{margin:10px 0;padding-left:22px}
.doc li{margin:6px 0}
.doc table{width:100%;border-collapse:collapse;margin:16px 0;font-size:13.5px}
.doc th,.doc td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.doc th{background:#FBFCFF;font-weight:600}
.doc .note{background:var(--brand-soft);border-left:3px solid var(--brand);padding:14px 18px;border-radius:0 8px 8px 0;font-size:13.5px;color:#1E3A8A;margin:18px 0}
.doc code{background:#F1F5F9;padding:1px 6px;border-radius:5px;font-size:12.5px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

/* ---------------- 登录页 ---------------- */
.auth-page{min-height:calc(100vh - 64px);display:grid;grid-template-columns:1.1fr .9fr;background:var(--bg)}
.auth-left{padding:72px 56px;display:flex;flex-direction:column;justify-content:center;gap:20px;background:
  radial-gradient(700px 380px at 20% 0%, rgba(37,99,235,.10), transparent 60%),#fff;border-right:1px solid var(--line2)}
.auth-left h1{font-size:38px;font-weight:800;letter-spacing:-1px;line-height:1.25}
.auth-left h1 em{font-style:normal;color:var(--brand)}
.auth-left .lead{font-size:15px;color:var(--t2);max-width:460px}
.auth-left .vals{display:flex;flex-direction:column;gap:14px;margin-top:10px;max-width:460px}
.auth-left .val{display:flex;gap:12px;font-size:13.5px;color:var(--t2)}
.auth-left .val .vi{flex:none;width:26px;height:26px;border-radius:8px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:13px}
.auth-right{display:flex;align-items:center;justify-content:center;padding:48px 24px}
.auth-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 32px;box-shadow:var(--shadow-lg)}
.auth-card h2{font-size:22px;font-weight:800}
.auth-card .sub{font-size:13px;color:var(--t3);margin-top:6px}
.field{margin-top:18px}
.field label{display:block;font-size:12.5px;color:var(--t2);font-weight:600;margin-bottom:7px}
.input{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;padding:0 13px;font:14px/1.4 var(--font);color:var(--t1);background:#fff;transition:.16s}
.input:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.input.err{border-color:var(--bad);box-shadow:0 0 0 3px rgba(229,72,77,.10)}
.ferr{display:none;font-size:12px;color:var(--bad);margin-top:6px}
.ferr.on{display:block}
.auth-row{display:flex;align-items:center;justify-content:space-between;margin:16px 0 20px;font-size:13px;color:var(--t2)}
.auth-row label{display:flex;align-items:center;gap:7px}
.auth-card .btn{width:100%;height:46px}
.demo-box{margin-top:18px;font-size:12.5px;color:#1E3A8A;background:var(--brand-soft);border:1px solid #DCE7FF;border-radius:10px;padding:12px 14px;line-height:1.7}
.legal-line{margin-top:18px;font-size:11.5px;color:var(--t3);line-height:1.7;text-align:center}

/* ---------------- 商店风（Dashboard 站点条） ---------------- */
.sitestrip{position:fixed;top:0;left:0;right:0;height:52px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:20px;padding:0 20px;z-index:200}
.sitestrip .logo-lock{gap:8px}
.sitestrip .logo-mark{width:26px;height:26px;border-radius:8px}
.sitestrip .logo-mark svg{width:15px;height:15px}
.sitestrip .logo-txt{font-size:14.5px}
.sitestrip .logo-txt small{font-size:9px;letter-spacing:1.6px}
.sitestrip nav{display:flex;gap:2px;margin-left:auto}
.sitestrip nav a{font-size:13px;color:var(--t2);padding:6px 11px;border-radius:8px}
.sitestrip nav a:hover{background:var(--bg);text-decoration:none}
.sitestrip .btn{height:34px;font-size:13px;padding:0 14px;border-radius:9px}
.sb-links{display:flex;flex-wrap:wrap;gap:4px 12px;padding:12px 10px 0;border-top:1px solid var(--line2);margin-top:10px}
.sb-links a{font-size:11.5px;color:var(--t3)}
.sb-links a:hover{color:var(--brand);text-decoration:none}

/* 让出站点条高度 */
body.has-strip .app{padding-top:52px}
body.has-strip .sidebar{top:52px}
body.has-strip .topbar{top:52px}
body.has-strip .drawer{top:52px}

/* ---------------- 响应式 ---------------- */
@media (max-width:1100px){
  .hero h1{font-size:38px}
  .grid3{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .legal-wrap{grid-template-columns:1fr;gap:24px}
  .toc{position:static;border:1px solid var(--line);border-radius:var(--r);padding:16px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .auth-page{grid-template-columns:1fr}
  .auth-left{display:none}
}
@media (max-width:820px){
  .site-header .inner{height:58px;padding:0 16px;gap:12px}
  .nav-toggle{display:flex}
  .site-nav{position:absolute;top:58px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px;margin:0;box-shadow:var(--shadow);display:none}
  .site-nav.open{display:flex}
  .site-nav a{padding:12px 14px;border-radius:8px}
  .hdr-cta{margin-left:0}
  .hdr-cta .btn:not(.pri){display:none}
  .wrap{padding:0 18px}
  .sec{padding:56px 0}
  .hero{padding:44px 0 24px}
  .hero h1{font-size:30px;letter-spacing:-.6px}
  .hero .lead{font-size:15px}
  .sec-h{font-size:26px}
  .shots{grid-template-columns:1fr}
  .cta-band{padding:32px 24px}
  .cta-band h2{font-size:22px}
  .foot-grid{grid-template-columns:1fr}
  .doc{font-size:14px}
  .legal-hero h1{font-size:26px}
  .sitestrip{padding:0 12px;gap:10px}
  .sitestrip nav{display:none}
  .sitestrip .btn{margin-left:auto}
  .hero-meta{gap:20px}
}
@media (max-width:420px){
  .hero h1{font-size:26px}
  .btn{padding:0 14px}
  .price b{font-size:34px}
}

/* ---------------- 应用页移动端与溢出治理（web 增量） ---------------- */
.main,.view,#view,#view>*,.card,.kpis,.plat,.scopes{min-width:0}
.tw{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
@media (max-width:820px){
  .topbar{height:auto;min-height:56px;flex-wrap:wrap;padding:8px 12px;gap:8px;align-items:center}
  .topbar .store-pick .btn-store{min-width:0;max-width:100%}
  .topbar .tb-title{display:none}
  .topbar .tb-right{margin-left:auto;gap:6px;flex-wrap:wrap;justify-content:flex-end}
  .topbar .tb-right .btn{height:30px;padding:0 10px;font-size:12px}
  .topbar .avatar{width:30px;height:30px}
  .topbar .seg .btn,.topbar .seg button{height:30px;font-size:12px;padding:0 9px}
  .sitestrip{gap:8px}
  .sitestrip .btn{height:30px;font-size:12.5px;padding:0 11px}
  .sitestrip .logo-txt{font-size:13.5px}
  table{font-size:12px}
}