:root { --blue:#1a4fd6; --blue-deep:#11349e; --ink:#111a2e; --muted:#5b6880; --line:#e6eaf2; --bg:#f6f8fc; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; font-family:-apple-system,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif; color:var(--ink); background:#fff; line-height:1.7; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; display:block; }
.wrap { width:100%; max-width:1180px; margin:0 auto; padding:0 28px; }
.skip { position:absolute; left:-9999px; top:0; background:#fff; padding:10px 16px; z-index:99; }
.skip:focus { left:12px; top:12px; }
.site-head { position:sticky; top:0; z-index:20; background:rgba(255,255,255,.94); backdrop-filter:blur(10px); border-bottom:1px solid var(--line); }
.head-in { display:flex; align-items:center; justify-content:space-between; gap:20px; min-height:76px; }
.brand img { width:180px; height:auto; }
.site-head nav { display:flex; align-items:center; gap:26px; font-size:14px; color:var(--muted); }
.site-head nav a:hover { color:var(--blue); }
.site-head nav .cta { padding:9px 18px; border-radius:9px; background:var(--blue); color:#fff; font-weight:600; }
.site-head nav .cta:hover { background:var(--blue-deep); color:#fff; }
.eyebrow { margin:0 0 10px; font-size:13px; letter-spacing:.14em; color:var(--blue); font-weight:700; }
.hero { background:linear-gradient(160deg,#f2f6ff 0%,#fff 62%); border-bottom:1px solid var(--line); overflow:hidden; }
.hero-in { display:grid; grid-template-columns:1.2fr .8fr; gap:44px; align-items:center; padding-top:82px; padding-bottom:88px; }
.hero h1 { margin:0 0 22px; font-size:clamp(32px,3.5vw,48px); line-height:1.28; letter-spacing:-.01em; }
.hero h1 span { color:var(--blue); }
.lede { margin:0 0 30px; font-size:17px; color:var(--muted); max-width:620px; }
.hero-actions { display:flex; gap:12px; flex-wrap:wrap; }
.btn { display:inline-flex; align-items:center; justify-content:center; padding:12px 24px; border-radius:10px; font-size:15px; font-weight:600; border:1px solid transparent; }
.btn.primary { background:var(--blue); color:#fff; }
.btn.primary:hover { background:var(--blue-deep); }
.btn.ghost { border-color:#cfd8ea; color:var(--ink); background:#fff; }
.btn.ghost:hover { border-color:var(--blue); color:var(--blue); }
.hero-note { margin:16px 0 0; font-size:12.5px; color:#8a97ad; }
.hero-visual { position:relative; display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.viz-card { background:#fff; border:1px solid #dfe6f5; border-radius:14px; padding:18px 18px 16px; box-shadow:0 12px 30px rgba(26,79,214,.09); display:flex; flex-direction:column; gap:4px; }
.viz-card span { font-size:12px; color:var(--blue); font-weight:700; letter-spacing:.08em; }
.viz-card b { font-size:16px; }
.viz-card i { font-style:normal; font-size:12.5px; color:var(--muted); }
.viz-2,.viz-4 { transform:translateY(18px); }
.section { padding:84px 0; }
.section.alt { background:var(--bg); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section h2 { margin:0 0 14px; font-size:clamp(26px,3vw,36px); line-height:1.35; }
.section-lede { margin:0 0 38px; color:var(--muted); max-width:760px; }
.grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.feature { background:#fff; border:1px solid var(--line); border-radius:14px; padding:26px 24px; transition:box-shadow .2s,transform .2s; }
.feature:hover { box-shadow:0 14px 34px rgba(17,52,158,.10); transform:translateY(-2px); }
.fnum { font-size:13px; font-weight:700; color:#b7c7ea; letter-spacing:.1em; margin-bottom:12px; }
.feature h3 { margin:0 0 10px; font-size:18px; }
.feature p { margin:0; font-size:14px; color:var(--muted); }
.flow { list-style:none; counter-reset:step; margin:34px 0 0; padding:0; display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.flow li { counter-increment:step; position:relative; background:#fff; border:1px solid var(--line); border-radius:14px; padding:24px 20px; }
.flow li::before { content:counter(step,decimal-leading-zero); display:block; font-size:22px; font-weight:800; color:#c6d4f2; margin-bottom:10px; }
.flow b { display:block; margin-bottom:6px; font-size:16px; }
.flow span { font-size:13.5px; color:var(--muted); }
.company { display:grid; grid-template-columns:1.4fr .8fr; gap:48px; align-items:start; }
.company p { color:var(--muted); max-width:720px; }
.company-card { background:linear-gradient(150deg,#1a4fd6,#11349e); color:#fff; border-radius:18px; padding:30px; display:flex; flex-direction:column; gap:6px; }
.company-card img { background:#fff; border-radius:14px; padding:6px; margin-bottom:14px; }
.company-card b { font-size:20px; }
.company-card span { font-size:13px; opacity:.82; }
.company-card a { margin-top:20px; padding:10px 16px; border-radius:9px; background:rgba(255,255,255,.16); text-align:center; font-weight:600; }
.company-card a:hover { background:rgba(255,255,255,.28); }
.site-foot { background:#0e1730; color:#c7d2e8; padding:48px 0 26px; }
.foot-in { display:flex; justify-content:space-between; gap:30px; flex-wrap:wrap; }
.foot-in img { width:180px; filter:brightness(0) invert(1); }
.foot-in p { font-size:13px; margin:12px 0 0; }
.foot-links { display:flex; gap:22px; align-items:center; font-size:14px; }
.foot-links a:hover { color:#fff; }
.copy { margin-top:34px; padding-top:18px; border-top:1px solid rgba(255,255,255,.1); font-size:12.5px; color:#8897b4; }
@media (max-width:980px) {
  .hero-in { grid-template-columns:1fr; gap:36px; padding-top:54px; padding-bottom:60px; }
  .grid { grid-template-columns:repeat(2,1fr); }
  .flow { grid-template-columns:repeat(2,1fr); }
  .company { grid-template-columns:1fr; }
}
@media (max-width:640px) {
  .wrap { padding:0 18px; }
  .site-head nav { gap:12px; font-size:12px; }
  .site-head nav a:not(.cta) { display:none; }
  .brand img { width:140px; }
  .hero-visual { grid-template-columns:1fr 1fr; }
  .viz-2,.viz-4 { transform:none; }
  .grid,.flow { grid-template-columns:1fr; }
  .section { padding:56px 0; }
}