:root{
  --sun:#F6A821;
  --sun-deep:#E08C0A;
  --sun-soft:#FDE7C4;
  --sun-faint:#FFF6E6;
  --navy:#1B3A5C;
  --navy-deep:#12273D;
  --ink:#26221B;
  --muted:#6E675C;
  --cream:#FBF6EC;
  --card:#FFFFFF;
  --line:#ECE4D4;
  --dark:#17130E;
  --dark-2:#221D15;
  --radius:16px;
  --shadow:0 10px 34px rgba(31,24,8,.08);
  --shadow-lg:0 24px 60px rgba(31,24,8,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.serif{
  font-family:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  line-height:1.3;
  font-weight:700;
  color:var(--ink);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section-head{max-width:720px;margin:0 auto 48px;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--sun-deep);font-weight:600;margin-bottom:14px;
}
.eyebrow::before,.eyebrow::after{content:"";width:22px;height:1px;background:var(--sun)}
.section-head h2{font-size:38px;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:.25s ease;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--sun),var(--sun-deep));color:#2a1c02;box-shadow:0 8px 22px rgba(246,168,33,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(246,168,33,.45)}
.btn-ghost{background:transparent;color:var(--navy);border-color:rgba(27,58,92,.25)}
.btn-ghost:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-light{background:#fff;color:var(--ink);box-shadow:0 8px 22px rgba(0,0,0,.12)}
.btn-light:hover{transform:translateY(-2px)}

.header{
  position:sticky;top:0;z-index:100;
  background:rgba(251,246,236,.85);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(236,228,212,.8);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-family:"Noto Serif SC",serif;font-weight:700;font-size:20px}
.brand img{width:38px;height:38px;border-radius:9px}
.brand small{display:block;font-family:sans-serif;font-weight:400;font-size:11px;color:var(--muted);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{font-size:15px;color:var(--ink);position:relative;padding:6px 0;font-weight:500}
.nav-links a:hover{color:var(--sun-deep)}
.nav-links a.active{color:var(--sun-deep)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--sun);border-radius:2px}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;width:38px;height:38px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto;transition:.3s}

.hero{position:relative;overflow:hidden;padding:88px 0 96px;
  background:radial-gradient(1200px 600px at 80% -10%,var(--sun-faint),transparent 60%),
             radial-gradient(900px 500px at 0% 110%,rgba(27,58,92,.06),transparent 55%);
}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy h1{font-size:52px;letter-spacing:.01em;margin-bottom:20px}
.hero-copy h1 em{font-style:normal;color:var(--sun-deep)}
.hero-copy .lead{font-size:18px;color:var(--muted);margin-bottom:30px;max-width:520px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.hero-metrics{display:flex;gap:34px;flex-wrap:wrap}
.metric strong{display:block;font-size:26px;font-family:"Noto Serif SC",serif;color:var(--navy)}
.metric span{font-size:13px;color:var(--muted)}

.simulator{position:relative}
.sim-window{background:#fff;border-radius:18px;box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid var(--line)}
.sim-titlebar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#f6f1e6;border-bottom:1px solid var(--line)}
.sim-dots{display:flex;gap:6px}
.sim-dots i{width:11px;height:11px;border-radius:50%;display:block}
.sim-dots i:nth-child(1){background:#ff5f57}
.sim-dots i:nth-child(2){background:#febc2e}
.sim-dots i:nth-child(3){background:#28c840}
.sim-title{margin-left:10px;font-size:12px;color:var(--muted);font-weight:500}
.sim-body{display:grid;grid-template-columns:150px 1fr;min-height:360px}
.sim-side{background:#fbf8f1;border-right:1px solid var(--line);padding:16px 12px}
.sim-side .s-label{font-size:11px;color:var(--muted);letter-spacing:.08em;margin-bottom:10px}
.sim-dev{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:10px;margin-bottom:6px;cursor:pointer;font-size:13px}
.sim-dev.active{background:var(--sun-soft);color:#7a4b00;font-weight:600}
.sim-dev svg{width:16px;height:16px;flex:none}
.sim-main{position:relative;background:linear-gradient(160deg,#0f2c4d,#1b3a5c 55%,#2a5378);padding:18px}
.sim-screen{position:relative;border-radius:10px;overflow:hidden;background:#0d2438;aspect-ratio:16/10}
.sim-desktop{position:absolute;inset:0;display:grid;place-items:center;color:rgba(255,255,255,.85)}
.sim-app{width:70px;height:70px;border-radius:16px;background:rgba(255,255,255,.12);display:grid;place-items:center;margin-bottom:10px}
.sim-app svg{width:34px;height:34px;color:var(--sun)}
.sim-overlay{position:absolute;top:10px;right:10px;display:flex;flex-direction:column;gap:8px}
.sim-tool{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.16);display:grid;place-items:center;color:#fff;cursor:pointer}
.sim-tool svg{width:16px;height:16px}
.sim-conn{position:absolute;bottom:10px;left:10px;right:10px;display:flex;align-items:center;gap:8px;background:rgba(0,0,0,.35);border-radius:8px;padding:7px 10px;color:#cfe8ff;font-size:11px}
.sim-conn .dot{width:8px;height:8px;border-radius:50%;background:#38e06b;box-shadow:0 0 0 4px rgba(56,224,107,.2)}

.features{background:var(--card)}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:.3s}
.feature:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--sun)}
.feature-icon{width:54px;height:54px;border-radius:14px;background:var(--sun-faint);display:grid;place-items:center;margin-bottom:20px;color:var(--sun-deep)}
.feature-icon svg{width:26px;height:26px}
.feature h3{font-size:20px;margin-bottom:10px}
.feature p{font-size:15px;color:var(--muted)}

.notice{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.notice::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 300px at 90% 0,rgba(246,168,33,.18),transparent 60%)}
.notice .section-head h2{color:#fff}
.notice .section-head p{color:rgba(255,255,255,.7)}
.notice .section-head .eyebrow{color:var(--sun)}
.notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative}
.notice-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:24px;transition:.3s}
.notice-card:hover{background:rgba(255,255,255,.1)}
.notice-card .tag{display:inline-block;font-size:11px;padding:3px 10px;border-radius:999px;background:var(--sun);color:#2a1c02;font-weight:600;margin-bottom:12px}
.notice-card h3{color:#fff;font-size:17px;margin-bottom:8px}
.notice-card h3 a{color:#fff}
.notice-card p{font-size:13px;color:rgba(255,255,255,.65);margin-bottom:12px}
.notice-card time{font-size:12px;color:rgba(255,255,255,.45)}

.trust{background:var(--cream)}
.trust-logos{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-bottom:56px}
.trust-logo{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 16px;display:grid;place-items:center;text-align:center;color:var(--muted);font-size:14px;font-weight:600;gap:8px}
.trust-logo svg{width:34px;height:34px;color:var(--sun-deep)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust-item{text-align:center;padding:24px}
.trust-item strong{display:block;font-size:34px;font-family:"Noto Serif SC",serif;color:var(--navy);margin-bottom:6px}
.trust-item span{font-size:14px;color:var(--muted)}

.news{background:var(--card)}
.tabs{display:flex;justify-content:center;gap:8px;margin-bottom:40px;flex-wrap:wrap}
.tab{padding:10px 22px;border-radius:999px;border:1px solid var(--line);background:var(--cream);cursor:pointer;font-size:14px;font-weight:500;transition:.25s}
.tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.3s}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.news-card .thumb{height:160px;background:linear-gradient(140deg,var(--navy),var(--navy-deep));position:relative;display:grid;place-items:center;color:var(--sun)}
.news-card .thumb svg{width:44px;height:44px;opacity:.9}
.news-card .body{padding:22px}
.news-card .meta{font-size:12px;color:var(--muted);display:flex;gap:12px;margin-bottom:10px}
.news-card h3{font-size:17px;margin-bottom:10px}
.news-card h3 a:hover{color:var(--sun-deep)}
.news-card p{font-size:14px;color:var(--muted);margin-bottom:14px}
.news-card .more{font-size:13px;color:var(--sun-deep);font-weight:600}

.enterprise{background:var(--cream)}
.compare-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.compare{width:100%;border-collapse:collapse;min-width:640px}
.compare th,.compare td{padding:18px 20px;text-align:center;border-bottom:1px solid var(--line)}
.compare thead th{font-size:16px;font-weight:700;background:var(--sun-faint)}
.compare thead th.hl{background:linear-gradient(160deg,var(--navy),var(--navy-deep));color:#fff}
.compare thead th.hl .badge{display:inline-block;font-size:10px;background:var(--sun);color:#2a1c02;padding:2px 8px;border-radius:999px;margin-bottom:6px}
.compare tbody td:first-child{text-align:left;font-weight:600;color:var(--ink)}
.compare tbody tr:last-child td{border-bottom:none}
.check{color:#28a745;font-size:18px}
.cross{color:#d0cfcd;font-size:18px}

.download{background:var(--card)}
.dl-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.dl-card{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;text-align:center;transition:.3s;display:flex;flex-direction:column;align-items:center;gap:12px}
.dl-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--sun)}
.dl-card .ic{width:60px;height:60px;border-radius:16px;background:var(--sun-faint);display:grid;place-items:center;color:var(--sun-deep)}
.dl-card .ic svg{width:30px;height:30px}
.dl-card h3{font-size:17px}
.dl-card p{font-size:12px;color:var(--muted)}
.dl-card .ver{font-size:12px;color:var(--muted)}
.dl-card .btn{width:100%;font-size:13px;padding:11px 14px}

.faq{background:var(--cream)}
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:14px;overflow:hidden}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;background:none;border:none;cursor:pointer;text-align:left;font-size:16px;font-weight:600;color:var(--ink);font-family:inherit}
.faq-q .plus{flex:none;width:26px;height:26px;border-radius:50%;background:var(--sun-faint);color:var(--sun-deep);display:grid;place-items:center;font-size:18px;transition:.3s}
.faq-item.open .plus{transform:rotate(45deg);background:var(--sun);color:#2a1c02}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a-inner{padding:0 22px 22px;color:var(--muted);font-size:15px}
.faq-a ol{padding-left:20px}
.faq-a ol li{margin-bottom:8px}

.cta{background:linear-gradient(150deg,var(--navy),var(--navy-deep));color:#fff;text-align:center;padding:90px 0;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 400px at 50% 120%,rgba(246,168,33,.28),transparent 65%)}
.cta h2{color:#fff;font-size:40px;margin-bottom:16px;position:relative}
.cta p{color:rgba(255,255,255,.75);margin-bottom:30px;position:relative}
.cta .btn{position:relative}

.footer{background:var(--dark);color:rgba(255,255,255,.6);padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer .brand{color:#fff}
.footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-family:sans-serif}
.footer a{display:block;margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.6)}
.footer a:hover{color:var(--sun)}
.footer p{font-size:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:13px;color:rgba(255,255,255,.4)}

.breadcrumb{background:var(--cream);border-bottom:1px solid var(--line)}
.breadcrumb nav{padding:16px 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);list-style:none}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li:not(:last-child)::after{content:"/";color:#c9c2b2}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--sun-deep)}
.breadcrumb li[aria-current]{font-weight:700;color:var(--ink)}

.page-hero{background:var(--navy);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 320px at 85% 0,rgba(246,168,33,.2),transparent 60%)}
.page-hero h1{color:#fff;font-size:40px;margin-bottom:12px;position:relative}
.page-hero p{color:rgba(255,255,255,.72);position:relative}

.article{max-width:760px;margin:0 auto;padding:56px 24px}
.article-meta{display:flex;gap:16px;font-size:13px;color:var(--muted);margin-bottom:20px}
.article-meta .cat{color:var(--sun-deep);font-weight:600}
.article h1{font-size:34px;margin-bottom:16px}
.article .cover{border-radius:var(--radius);overflow:hidden;margin:24px 0;background:linear-gradient(140deg,var(--navy),var(--navy-deep));min-height:240px;display:grid;place-items:center;color:var(--sun)}
.article .cover svg{width:64px;height:64px}
.article h2{font-size:24px;margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--sun)}
.article p{margin-bottom:18px;font-size:16px;color:#3a352c;text-align:justify}
.article figure{margin:26px 0}
.article figure .fig{height:200px;border-radius:12px;background:linear-gradient(150deg,var(--sun-faint),#fff);border:1px solid var(--line);display:grid;place-items:center;color:var(--sun-deep)}
.article figure .fig svg{width:48px;height:48px}
.article figcaption{font-size:12px;color:var(--muted);text-align:center;margin-top:8px}
.article .data-box{background:var(--sun-faint);border-left:4px solid var(--sun);padding:18px 22px;border-radius:0 12px 12px 0;margin:24px 0;font-size:15px}
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.article-nav a{font-size:14px;color:var(--navy);font-weight:600;max-width:45%}
.article-nav a:hover{color:var(--sun-deep)}

.sitemap-list{max-width:760px;margin:0 auto}
.sitemap-list h3{font-size:20px;margin:28px 0 14px;padding-bottom:8px;border-bottom:2px solid var(--sun);display:inline-block}
.sitemap-list a{display:block;padding:10px 14px;border-radius:10px;margin-bottom:6px;background:var(--card);border:1px solid var(--line);color:var(--ink);font-size:15px}
.sitemap-list a:hover{border-color:var(--sun);color:var(--sun-deep)}

.err-404{min-height:70vh;display:grid;place-items:center;text-align:center;padding:40px 24px}
.err-404 h1{font-size:110px;color:var(--sun);line-height:1;margin-bottom:10px}
.err-404 p{color:var(--muted);margin-bottom:24px}
#countdown{color:var(--sun-deep);font-weight:700}

@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr}
  .hero-copy h1{font-size:38px}
  .features-grid,.news-grid,.notice-grid{grid-template-columns:1fr 1fr}
  .trust-logos{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .dl-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .sim-body{grid-template-columns:1fr}
  .sim-side{display:none}
}
@media(max-width:640px){
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:var(--cream);flex-direction:column;padding:20px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .nav-cta .btn-ghost{display:none}
  .features-grid,.news-grid,.notice-grid{grid-template-columns:1fr}
  .trust-logos{grid-template-columns:1fr 1fr}
  .trust-grid{grid-template-columns:1fr 1fr}
  .dl-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .section-head h2{font-size:28px}
  .hero-copy h1{font-size:32px}
}