:root{--ink:#0b1220;--ink2:#16233a;--accent:#ff6a13;--accent2:#ffa14a;--muted:#5f6b7f;--bg:#fff;--alt:#f5f7fa;--line:#e7ebf2;--radius:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:18px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.2px;font-size:18px}
.mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#e2540a);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:15px;box-shadow:0 6px 16px rgba(255,106,19,.35)}
.brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
nav.links{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
nav.links a{padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:600;color:#33415c}
nav.links a:hover{background:var(--alt);color:var(--ink)}
nav.links a.active{color:var(--accent);background:rgba(255,106,19,.09)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:12px;font-weight:700;font-size:15px;border:0;cursor:pointer;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--accent),#e2540a);color:#fff;box-shadow:0 10px 26px rgba(255,106,19,.32)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(255,106,19,.4)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.16)}
.btn-line{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-line:hover{border-color:#c8d0de}
.hero{position:relative;overflow:hidden;background:radial-gradient(1100px 520px at 82% -10%,#263a5c 0%,transparent 60%),radial-gradient(700px 420px at 8% 110%,#1b2b46 0%,transparent 62%),linear-gradient(160deg,#0b1220 0%,#101a2c 55%,#0d1524 100%);color:#fff}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(70% 60% at 50% 40%,#000 40%,transparent 100%);pointer-events:none}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center;padding-top:86px;padding-bottom:96px}
.tag{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#ffc79e;background:rgba(255,106,19,.14);border:1px solid rgba(255,106,19,.32);padding:7px 14px;border-radius:999px}
h1{font-size:clamp(32px,4.4vw,52px);line-height:1.14;margin:20px 0 18px;letter-spacing:-.02em}
h1 em{font-style:normal;color:var(--accent2)}
.lede{font-size:17px;color:#b9c5d8;max-width:600px;margin:0 0 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-card{background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:26px;backdrop-filter:blur(6px);box-shadow:0 30px 60px rgba(0,0,0,.35)}
.hero-card h3{margin:0 0 18px;font-size:15px;letter-spacing:.1em;text-transform:uppercase;color:#cbd6e8}
.kv{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.14);font-size:14.5px}
.kv:last-child{border-bottom:0}
.kv span{color:#9fb0c9}
.kv b{color:#fff;font-weight:700}
section{padding:82px 0}
section.alt{background:var(--alt)}
.sec-head{max-width:680px;margin:0 auto 46px;text-align:center}
.sec-head .kicker{font-size:12.5px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.sec-head h2{font-size:clamp(25px,3vw,36px);margin:12px 0 12px;letter-spacing:-.01em}
.sec-head p{color:var(--muted);margin:0;font-size:16px}
.grid{display:grid;gap:20px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.22s}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(16,32,56,.1);border-color:#d6dded}
.icon{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,rgba(255,106,19,.16),rgba(255,161,74,.1));display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.icon svg{width:24px;height:24px;stroke:var(--accent);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin:0 0 8px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.steps{counter-reset:s;display:grid;gap:18px;grid-template-columns:repeat(4,1fr)}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px}
.step::before{counter-increment:s;content:"0" counter(s);font-size:13px;font-weight:900;letter-spacing:.1em;color:var(--accent)}
.step h3{margin:8px 0 6px;font-size:16px}
.step p{margin:0;color:var(--muted);font-size:14px}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
ul.checks{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
ul.checks li{display:flex;gap:12px;font-size:15px;color:#33415c}
ul.checks li b{display:inline-flex;width:22px;height:22px;flex:0 0 22px;border-radius:7px;background:rgba(255,106,19,.14);color:var(--accent);align-items:center;justify-content:center;font-size:12px;margin-top:2px}
.panel{background:linear-gradient(160deg,var(--ink),#1b2b46);border-radius:22px;padding:34px;color:#fff;box-shadow:0 30px 60px rgba(11,18,32,.28)}
.panel .kv{border-color:rgba(255,255,255,.12)}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:16px}
.stat b{display:block;font-size:22px;color:var(--accent2)}
.stat span{font-size:12.5px;color:#a9b7cc}
.cta{background:linear-gradient(135deg,#0f1a2b,#22344f);color:#fff;border-radius:24px;padding:52px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;box-shadow:0 30px 60px rgba(11,18,32,.25)}
.cta h2{margin:0 0 8px;font-size:clamp(23px,2.6vw,32px)}
.cta p{margin:0;color:#b9c5d8}
footer.site{background:#080e18;color:#93a2b8;padding:54px 0 26px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
footer h4{color:#fff;font-size:14px;margin:0 0 14px;letter-spacing:.04em}
footer a:hover{color:var(--accent2)}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.copy{padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#6f7f96}
.page-head{background:linear-gradient(160deg,#0b1220,#182742);color:#fff;padding:64px 0}
.page-head h1{font-size:clamp(28px,3.6vw,42px);margin:0 0 10px}
.page-head p{margin:0;color:#a9b7cc;max-width:640px}
table.spec{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.spec th,table.spec td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
table.spec th{background:var(--alt);font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:#4a586f}
table.spec tr:last-child td{border-bottom:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.field{display:grid;gap:6px;margin-bottom:14px}
.field label{font-size:13px;font-weight:700;color:#41506a}
.field input,.field textarea{padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:14.5px;background:#fff}
.field input:focus,.field textarea:focus{outline:2px solid rgba(255,106,19,.25);border-color:var(--accent)}
.note{font-size:13px;color:var(--muted);margin-top:10px}
@media(max-width:980px){.hero .wrap{grid-template-columns:1fr;padding-top:60px;padding-bottom:70px}.g4{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr;gap:32px}.foot-grid{grid-template-columns:1fr 1fr}.contact-grid{grid-template-columns:1fr}}
@media(max-width:640px){.g3,.g2,.g4,.steps{grid-template-columns:1fr}.nav{height:auto;padding:12px 0;flex-wrap:wrap}.cta{padding:30px}section{padding:58px 0}.foot-grid{grid-template-columns:1fr}}