:root{--ln-blue-deep:#0b2545;--ln-blue:#14508c;--ln-blue-bright:#1f6fd0;--ln-mist:#f4f7fb;--ln-line:#dbe4f0;--ln-text:#16233a;--ln-muted:#55637a}.site{background:#fff;color:var(--ln-text);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.7}.site *{box-sizing:border-box}.wrap{width:min(1120px,100% - 48px);margin:0 auto}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);border-bottom:1px solid var(--ln-line);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.nav-inner{display:flex;align-items:center;gap:24px;min-height:68px}.brand{display:flex;flex-direction:column;color:var(--ln-blue-deep);text-decoration:none;font-weight:700;letter-spacing:.02em}.brand small{color:var(--ln-muted);font-weight:500;font-size:11px;letter-spacing:.16em}.nav-links{display:flex;gap:22px;margin-left:auto}.nav-links a{color:var(--ln-muted);text-decoration:none;font-size:15px}.nav-links a:hover{color:var(--ln-blue)}.nav-actions{display:flex;gap:10px;margin-left:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:10px;padding:11px 20px;font-size:15px;font-weight:600;text-decoration:none;border:1px solid transparent}.btn-primary{background:var(--ln-blue-bright);color:#fff}.btn-primary:hover{background:var(--ln-blue)}.btn-ghost{border-color:var(--ln-line);color:var(--ln-blue-deep);background:#fff}.btn-ghost:hover{border-color:var(--ln-blue-bright);color:var(--ln-blue)}.hero{padding:88px 0 72px;background:linear-gradient(180deg,#fff 0,var(--ln-mist) 100%)}.hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.25;color:var(--ln-blue-deep);margin:0 0 20px;letter-spacing:-.01em}.hero p{font-size:clamp(16px,1.6vw,19px);color:var(--ln-muted);max-width:760px;margin:0 0 32px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.hero-media{margin-top:40px;border:1px solid var(--ln-line);border-radius:16px;overflow:hidden}.hero-media img{display:block;width:100%;height:auto}.section{padding:72px 0}.section.alt{background:var(--ln-mist)}.section-head{margin-bottom:34px}.eyebrow{color:var(--ln-blue-bright);font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;margin:0 0 10px}.section h2{font-size:clamp(22px,2.4vw,32px);color:var(--ln-blue-deep);margin:0 0 12px}.section p.lead{color:var(--ln-muted);max-width:820px;margin:0}.grid{display:grid;grid-gap:20px;gap:20px}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--ln-line);border-radius:14px;padding:24px}.card h3{margin:0 0 8px;font-size:17px;color:var(--ln-blue-deep)}.card p{margin:0;color:var(--ln-muted);font-size:15px}.steps{display:grid;grid-gap:14px;gap:14px;grid-template-columns:repeat(6,minmax(0,1fr))}.step{background:#fff;border:1px solid var(--ln-line);border-radius:12px;padding:18px 16px}.step span{color:var(--ln-blue-bright);font-weight:700;font-size:13px}.step span,.step strong{display:block;margin-bottom:6px}.step strong{color:var(--ln-blue-deep);font-size:15px}.step p{margin:0;color:var(--ln-muted);font-size:13px}.system{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.system span{background:#fff;border:1px solid var(--ln-line);border-radius:999px;padding:10px 18px;color:var(--ln-blue-deep);font-weight:600;font-size:15px}.system i{color:var(--ln-blue-bright);font-style:normal;font-weight:700}.contact-list{display:grid;grid-gap:12px;gap:12px}.contact-list div{background:#fff;border:1px solid var(--ln-line);border-radius:12px;padding:16px 18px}.contact-list dt{color:var(--ln-muted);font-size:13px;margin-bottom:4px}.contact-list dd{margin:0;color:var(--ln-blue-deep);font-weight:600}.empty{color:var(--ln-muted);font-size:15px}.footer{border-top:1px solid var(--ln-line);background:#fff;padding:40px 0 56px}.footer-links{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:18px}.footer-links a{color:var(--ln-muted);text-decoration:none;font-size:14px}.footer-links a:hover{color:var(--ln-blue)}.footer small{display:block;color:var(--ln-muted);font-size:13px}@media (max-width:900px){.grid.cols-2,.grid.cols-3{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,minmax(0,1fr))}.nav-links{display:none}}@media (max-width:560px){.wrap{width:min(1120px,100% - 32px)}.hero{padding:56px 0 48px}.section{padding:52px 0}.steps{grid-template-columns:1fr}.nav-actions{margin-left:auto}.nav-actions .btn{padding:9px 14px;font-size:14px}}