:root{--ink:#0b1726;--navy:#071522;--blue:#1167d8;--cyan:#63cbe7;--muted:#617185;--paper:#f3f6f9;--line:#dbe4ec;--white:#fff;--radius:22px;--shadow:0 22px 65px rgba(7,21,34,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.section{padding:86px 0}.white{background:#fff}.dark{background:var(--navy);color:#fff}.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.navin{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px}.brand img{width:60px;height:48px;object-fit:contain}.brand strong{display:block}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.08em}.navlinks{display:flex;gap:22px;align-items:center;font-size:14px;font-weight:750}.navlinks a:hover{color:var(--blue)}.hero{position:relative;min-height:620px;display:flex;align-items:center;color:#fff;background:var(--navy);overflow:hidden}.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,16,28,.98),rgba(4,16,28,.77) 58%,rgba(4,16,28,.2))}.hero-copy{position:relative;z-index:2;padding:80px 0;max-width:900px}.kicker{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.14em}.hero .kicker{color:#86d9ef}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.05;letter-spacing:-.045em;margin:18px 0 24px}.hero p{font-size:20px;color:#d8e3eb;max-width:780px}.actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:32px}.btn{display:inline-flex;min-height:50px;align-items:center;justify-content:center;padding:0 22px;border-radius:11px;background:var(--blue);color:#fff;font-weight:850}.btn.alt{background:#fff;color:var(--navy)}h2{font-size:clamp(29px,4vw,46px);line-height:1.16;margin:13px 0 17px}.lead{font-size:18px;color:var(--muted);max-width:820px}.tabs,.cards,.specgrid,.gallery{display:grid;gap:18px}.tabs{grid-template-columns:repeat(2,1fr);margin-top:34px}.tab,.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px}.tab h3,.card h3{font-size:23px;margin:0 0 9px}.tab p,.card p{color:var(--muted);margin:0}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.chips span{padding:7px 11px;border-radius:999px;background:#eef4f8;font-size:13px;font-weight:700}.specgrid{grid-template-columns:repeat(4,1fr);margin-top:35px}.spec{padding:24px;border-radius:18px;background:#fff;border:1px solid var(--line)}.spec strong{display:block;font-size:24px;color:var(--blue)}.spec span{font-size:13px;color:var(--muted)}.tablewrap{overflow:auto;margin-top:30px;border:1px solid var(--line);border-radius:18px;background:#fff}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:15px 16px;border-bottom:1px solid var(--line);text-align:center;vertical-align:middle}th{background:#0b3d69;color:#fff;font-size:14px}tr:last-child td{border-bottom:0}.gallery{grid-template-columns:repeat(2,1fr);margin-top:30px}.figure{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.figure img{width:100%;aspect-ratio:1.414/1;object-fit:cover;object-position:top}.figure figcaption{padding:15px 18px;color:var(--muted);font-size:14px}.cards{grid-template-columns:repeat(3,1fr);margin-top:30px}.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:32px}.step{border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:22px;background:rgba(255,255,255,.045)}.step b{color:var(--cyan)}.step strong{display:block;margin:20px 0 7px}.step span{font-size:13px;color:#afc0ce}.download{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:42px;border-radius:24px;background:linear-gradient(120deg,#0c62d1,#07356c);color:#fff}.download p{color:#dcecff;margin-bottom:0}.foot{background:#04101a;color:#aabac8;padding:50px 0}.foot a{color:#fff}.footrow{display:flex;justify-content:space-between;gap:25px}.mobile-cta{display:none}
@media(max-width:850px){.navlinks{display:none}.hero{min-height:560px}.specgrid{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:1fr}.flow{grid-template-columns:repeat(2,1fr)}.download,.footrow{display:block}.download .actions{margin-top:24px}}
@media(max-width:600px){.wrap{width:min(100% - 28px,1180px)}.section{padding:64px 0}.brand strong{font-size:14px}.hero h1{font-size:40px}.hero p{font-size:17px}.actions .btn{width:100%}.tabs,.gallery,.specgrid,.flow{grid-template-columns:1fr}.tab,.card{padding:22px}.download{padding:30px 23px}.mobile-cta{display:block;position:fixed;z-index:30;left:12px;right:12px;bottom:12px;background:var(--blue);color:#fff;padding:14px;text-align:center;border-radius:13px;font-weight:850;box-shadow:0 15px 35px rgba(17,103,216,.3)}body{padding-bottom:70px}}