/* 系统演示页 · www.zlinfot.com/demo/ · 2026-10-27 */
:root{
  --ink:#07152B;--ink2:#2A3F57;--ink3:#485F7C;--ink4:#6B8297;--line:#DBEBF0;
  --soft:#F2FAFC;--blue:#0069AE;--blueb:#075DF3;--teal:#008D9A;--green:#0B9A78;
  --navy:#07152B;--amber:#D97706;--purple:#7C3AED;--maxw:1180px;
  --shadow:0 18px 40px rgba(7,21,43,.08);--shadow-sm:0 6px 16px rgba(7,21,43,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#F4F9FC;color:var(--ink2);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* header */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.hd__in{display:flex;align-items:center;gap:18px;padding:12px 0;flex-wrap:wrap}
.logo img{height:30px;width:auto}
.hd__nav{display:flex;gap:16px;font-size:13.5px;color:var(--ink3);margin-left:8px}
.hd__nav a:hover{color:var(--blue)}
.hd__r{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink3)}
.hd__tel{white-space:nowrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;padding:9px 16px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:13.5px;font-weight:700}
.btn:hover{border-color:var(--blue);color:var(--blue)}
.btn.primary{background:var(--blueb);border-color:var(--blueb);color:#fff}
.btn.primary:hover{background:#0350DA;color:#fff}

/* hero */
.hero{padding:54px 0 30px;background:radial-gradient(900px 380px at 6% -10%,rgba(7,93,243,.10),transparent 70%),radial-gradient(800px 360px at 98% 0%,rgba(11,154,120,.10),transparent 72%)}
.hero__grid{display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center}
.kicker{color:var(--blue);font-weight:900;font-size:11.5px;letter-spacing:.16em}
.hero h1{margin:12px 0 12px;font-size:clamp(32px,4.2vw,50px);line-height:1.16;letter-spacing:-.02em;color:var(--ink)}
.hero h1 em{font-style:normal;color:var(--blue)}
.hero p.lead{margin:0;color:var(--ink3);font-size:15.5px;max-width:54ch}
.hero__acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero__meta{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:18px;color:var(--ink3);font-size:12.5px}
.hero__meta b{color:var(--ink)}
.hero__panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}
.hero__panel h2{margin:0 0 4px;font-size:16px;color:var(--ink)}
.hero__panel p{margin:0 0 12px;font-size:12px;color:var(--ink4)}
.hero__panel ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.hero__panel li{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:8px;font-size:12.5px;color:var(--ink3)}
.hero__panel li b{color:var(--ink)}

/* section */
.sec{padding:44px 0 6px}
.sec__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:16px}
.sec__head h2{margin:7px 0 0;font-size:clamp(23px,2.6vw,32px);line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.sec__head p{margin:0;max-width:62ch;color:var(--ink3);font-size:13px}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px 18px 16px;box-shadow:var(--shadow-sm);border-top:4px solid var(--c,var(--blue));display:flex;flex-direction:column;gap:8px}
.card__top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.card__code{font-size:22px;font-weight:900;letter-spacing:.2px;color:var(--c,var(--blue));line-height:1.2}
.card__tag{font-size:10.5px;font-weight:700;color:#136A57;background:#F2FAF7;border:1px solid #B7E4D5;border-radius:999px;padding:3px 8px;white-space:nowrap}
.card h3{margin:0;font-size:16px;color:var(--ink);line-height:1.4}
.card p{margin:0;color:var(--ink3);font-size:12.5px}
.card ul{margin:2px 0 6px;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.card li{font-size:11px;color:var(--ink3);background:var(--soft);border:1px solid var(--line);border-radius:5px;padding:3px 7px}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:10px}
.card__login{font-size:11px;color:var(--ink4)}
.card__go{font-size:12.5px;font-weight:800;color:var(--blue);white-space:nowrap}
.card__go:hover{text-decoration:underline}

/* note */
.note{margin-top:22px;border:1px solid #F3D9A4;background:#FFF9EC;border-radius:10px;padding:12px 16px;font-size:12.5px;color:#7A4B00}
.note b{color:#5C3600}
.note.warn{border-color:#F5C2C0;background:#FFF4F3;color:#8C1D18}
.note.warn b{color:#6B1410}

/* footer */
.ft{margin-top:40px;border-top:1px solid var(--line);background:#fff;padding:24px 0 30px;color:var(--ink4);font-size:12px}
.ft__in{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.ft a{color:var(--blue)}
.ft__links{display:flex;flex-wrap:wrap;gap:12px}

@media(max-width:900px){
  .hero__grid{grid-template-columns:1fr;gap:24px}
  .hero__panel{max-width:620px}
  .grid{grid-template-columns:1fr}
}
@media(max-width:700px){
  .hd__nav{display:none}
  .hd__tel{display:none}
  .hero{padding:34px 0 22px}
  .hero h1{font-size:34px}
  .wrap{padding:0 18px}
  .card{padding:16px}
}