:root{--bg:#080b10;--panel:#111821;--panel2:#17212c;--line:#2d3744;--text:#eef3f8;--muted:#aeb8c5;--orange:#ff7a1a;--blue:#113a67;--silver:#d9e1e8;--shadow:0 18px 55px rgba(0,0,0,.34)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Microsoft YaHei",Arial,sans-serif;background:linear-gradient(180deg,#080b10 0%,#101720 42%,#0b1017 100%);color:var(--text);line-height:1.7}.container{width:min(1180px,92vw);margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(8,11,16,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:72px}.brand{display:flex;gap:10px;align-items:center;color:#fff;text-decoration:none;font-weight:800;font-size:22px}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--orange),#ffd0ad);color:#111}.main-nav{display:flex;gap:20px}.main-nav a{color:var(--muted);text-decoration:none;font-size:15px}.main-nav a:hover,.main-nav a.active{color:#fff}.nav-toggle{display:none;background:var(--orange);border:0;color:#111;border-radius:8px;font-size:20px;padding:8px 11px}.hero{position:relative;overflow:hidden;padding:86px 0 70px;background:radial-gradient(circle at 70% 30%,rgba(255,122,26,.18),transparent 34%),linear-gradient(135deg,#0a0f16,#132131)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 12px;border:1px solid rgba(255,122,26,.4);border-radius:999px;color:#ffd0ad;background:rgba(255,122,26,.08);font-size:14px}.hero h1,.page-hero h1{font-size:clamp(36px,5vw,64px);line-height:1.12;margin:18px 0}.lead{color:var(--muted);font-size:18px;max-width:720px}.hero-actions,.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 18px;text-decoration:none;font-weight:700;border:1px solid transparent}.btn.primary{background:var(--orange);color:#111}.btn.secondary{background:#143e6a;color:#fff}.btn.ghost{border-color:var(--line);color:#fff}.hero-visual{position:relative}.hero-visual img{width:100%;filter:drop-shadow(0 28px 35px rgba(0,0,0,.5))}.stat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}.stat{padding:16px;border:1px solid var(--line);background:rgba(255,255,255,.04);border-radius:16px}.stat strong{display:block;color:#fff;font-size:22px}.section{padding:76px 0}.section.alt{background:rgba(255,255,255,.035)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}.section-head h2{font-size:34px;margin:0}.section-head p{color:var(--muted);max-width:630px;margin:0}.grid{display:grid;gap:22px}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.four{grid-template-columns:repeat(4,1fr)}.card{border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));border-radius:20px;padding:24px;box-shadow:var(--shadow)}.card img{width:100%;height:150px;object-fit:contain;margin-bottom:14px}.card h3{margin:0 0 9px;font-size:22px}.card p,.card li{color:var(--muted)}.params{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.params span{border:1px solid rgba(217,225,232,.22);border-radius:999px;color:#dfe7ee;padding:4px 10px;font-size:13px;background:rgba(255,255,255,.04)}.video-card{position:relative;overflow:hidden;padding:0}.video-card img{height:210px;margin:0;object-fit:cover;background:#0b1118}.video-content{padding:22px}.play{position:absolute;top:76px;left:50%;transform:translateX(-50%);width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--orange);color:#111;font-weight:900}.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{position:relative;padding:24px;border-radius:18px;background:#111821;border:1px solid var(--line)}.step:before{counter-increment:s;content:"0" counter(s);display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--orange);color:#111;font-weight:800;margin-bottom:16px}.banner{border:1px solid var(--line);border-radius:24px;padding:32px;background:linear-gradient(135deg,rgba(255,122,26,.12),rgba(17,58,103,.28));display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}.page-hero{padding:70px 0;background:linear-gradient(135deg,#101720,#0b1017);border-bottom:1px solid var(--line)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.list{padding-left:18px}.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:26px}.form{display:grid;gap:14px}.form input,.form textarea,.form select{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);background:#0b1118;color:#fff}.form textarea{min-height:120px}.faq details{border:1px solid var(--line);border-radius:14px;padding:16px 18px;background:#101720;margin-bottom:12px}.faq summary{cursor:pointer;font-weight:700}.site-footer{border-top:1px solid var(--line);padding:40px 0;background:#06090d;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px}.footer-brand{font-size:24px;color:#fff;font-weight:800;margin-bottom:10px}.article-list{display:grid;gap:18px}.article{display:grid;grid-template-columns:160px 1fr;gap:18px;align-items:center;border:1px solid var(--line);border-radius:18px;padding:18px;background:rgba(255,255,255,.035)}.article img{width:160px;height:110px;object-fit:contain}.tag{display:inline-block;color:#ffd0ad;background:rgba(255,122,26,.1);border:1px solid rgba(255,122,26,.3);border-radius:999px;padding:3px 9px;font-size:13px}.notice{font-size:14px;color:var(--muted);border-left:3px solid var(--orange);padding-left:12px}.site-map-links{display:flex;gap:12px;flex-wrap:wrap}.site-map-links a{color:#dfe7ee;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:6px 12px}@media(max-width:900px){.hero-grid,.banner,.two-col,.contact-box{grid-template-columns:1fr}.grid.three,.grid.four,.steps,.footer-grid{grid-template-columns:1fr 1fr}.main-nav{position:absolute;left:4vw;right:4vw;top:72px;display:none;flex-direction:column;background:#101720;border:1px solid var(--line);border-radius:16px;padding:16px}.main-nav.open{display:flex}.nav-toggle{display:block}}@media(max-width:600px){.grid.three,.grid.four,.steps,.footer-grid,.stat-strip{grid-template-columns:1fr}.section{padding:52px 0}.article{grid-template-columns:1fr}.article img{width:100%}.hero{padding:58px 0}.section-head{display:block}.hero-actions,.actions{flex-direction:column}.btn{width:100%}}