:root{
  --navy:#061a3a;--navy2:#0a2c62;--blue:#1478ff;--cyan:#65d8ff;
  --gold:#e4b64f;--paper:#f5f8ff;--white:#fff;--text:#10223d;
  --muted:#61738d;--line:#cbd8ea;--dark:#020817;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}section[id]{scroll-margin-top:88px}
body{margin:0;background:var(--paper);color:var(--text);font-family:Arial,sans-serif;line-height:1.7}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
.wrap{width:min(1140px,calc(100% - 32px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(3,13,31,.96);border-bottom:1px solid rgba(101,216,255,.25);box-shadow:0 12px 30px rgba(2,8,23,.18)}
.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;color:#fff;font-weight:800;letter-spacing:.03em}
.logo-mark{width:132px;height:auto;max-height:68px;object-fit:contain;flex:none;display:block;filter:drop-shadow(0 5px 14px rgba(45,151,255,.38))}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none;margin:0;padding:0}
.nav-links a{color:#dcecff;font-weight:700;font-size:14px}
.nav-links a:hover,.nav-links a.active{color:var(--cyan)}
.nav-cta{padding:10px 18px;border:1px solid var(--cyan);border-radius:999px;background:linear-gradient(90deg,#0b4fb3,var(--blue))}
.nav-toggle{display:none}
.hero{position:relative;overflow:hidden;padding:76px 0 62px;background:radial-gradient(circle at 12% 8%,rgba(20,120,255,.28),transparent 26%),linear-gradient(135deg,#020817,#071c42 58%,#0a3d82);color:#fff}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(101,216,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(101,216,255,.035) 1px,transparent 1px);background-size:34px 34px}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--cyan);font:700 12px monospace;letter-spacing:.13em;text-transform:uppercase;margin-bottom:16px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
h1,h2,h3{line-height:1.14}h1{font-size:clamp(40px,5.5vw,66px);margin:0 0 22px;letter-spacing:-.035em}h2{font-size:clamp(29px,4vw,43px);margin:0 0 14px}
.lede{font-size:18px;color:#c5d7ed;max-width:62ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;border:1px solid var(--cyan);border-radius:999px;background:#fff;color:var(--navy);font-weight:800;transition:.25s}
.btn:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(20,120,255,.25)}
.btn-primary{background:linear-gradient(90deg,#0b4fb3,var(--blue));color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:28px}
.hero-stats div{padding:14px;border:1px solid rgba(101,216,255,.22);border-radius:14px;background:rgba(255,255,255,.055)}
.hero-stats b{display:block;font-size:18px}.hero-stats span{font-size:11px;color:#bdd1e7;text-transform:uppercase}
.hero-panel{position:relative;padding:15px;border:1px solid rgba(101,216,255,.28);border-radius:26px;background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.025));box-shadow:0 30px 70px rgba(0,0,0,.35),0 0 44px rgba(20,120,255,.13)}
.hero-banner{overflow:hidden;border-radius:18px}
.spec-frame{position:relative;margin-top:18px;padding:26px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 18px 42px rgba(6,26,58,.12)}
.spec-tag{position:absolute;top:-13px;left:20px;padding:4px 10px;border-radius:999px;background:var(--navy);color:var(--cyan);font:700 11px monospace}
.spec-row{display:flex;justify-content:space-between;gap:20px;padding:10px 0;border-bottom:1px dashed var(--line);color:var(--muted)}
.spec-row:last-child{border-bottom:0}.spec-row b{color:var(--text);text-align:right}
.stripe{height:9px;background:repeating-linear-gradient(45deg,var(--navy),var(--navy) 8px,var(--blue) 8px,var(--blue) 16px)}
section.content{padding:70px 0}.section-head{max-width:850px;margin-bottom:34px}.section-head p{color:var(--muted)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:start}
.prose{padding:34px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 20px 46px rgba(6,26,58,.08)}
.prose h2{font-size:clamp(25px,3vw,34px);margin-top:34px}.prose h2:first-child{margin-top:0}.prose p{color:#445873}
.prose a{color:#0a62d4;font-weight:800;border-bottom:1px solid #0a62d4}
.sidebar{position:sticky;top:100px;display:grid;gap:18px}
.tip-card{padding:24px;border-radius:20px;background:linear-gradient(145deg,var(--navy),var(--navy2));color:#fff;box-shadow:0 18px 40px rgba(6,26,58,.18)}
.tip-card p{color:#c6d9ef}.tip-card span{color:var(--cyan);font:700 11px monospace}
.checklist{list-style:none;padding:0;margin:16px 0 0}.checklist li{position:relative;padding:9px 0 9px 26px;border-bottom:1px solid rgba(255,255,255,.09)}.checklist li:before{content:"✓";position:absolute;left:0;color:var(--cyan)}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.value-item{padding:26px;border:1px solid var(--line);border-radius:20px;background:#fff}.value-item .num{color:var(--blue);font-size:27px;font-weight:800}
.page-hero{padding:68px 0;background:linear-gradient(135deg,#03142f,#0a3a7a);color:#fff}.page-hero p{color:#c6d9ef}.breadcrumb{font-size:13px;color:var(--cyan);margin-bottom:18px}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px}.contact-card{padding:30px;border:1px solid var(--line);border-radius:22px;background:#fff}
.footer{position:relative;overflow:hidden;margin-top:68px;background:linear-gradient(135deg,#020817,#071f49 55%,#0758b8);color:#fff;border-top:1px solid rgba(101,216,255,.3)}
.footer:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:40px 40px}
.footer-grid{position:relative;display:grid;grid-template-columns:1.3fr repeat(2,1fr);gap:36px;padding:58px 0 36px}.footer h4{color:var(--gold)}.footer p,.footer li,.footer a{color:#c7d9ee}.footer ul{list-style:none;padding:0}.footer li{margin:8px 0}.footer-bottom{position:relative;display:flex;justify-content:space-between;gap:20px;padding:20px 0 24px;border-top:1px solid rgba(101,216,255,.18);color:#9fb6d1;font-size:13px}
@media(max-width:900px){.nav-links{display:none}.hero-grid,.article-layout,.contact-grid,.footer-grid{grid-template-columns:1fr}.hero-stats{grid-template-columns:repeat(2,1fr)}.sidebar{position:static}.values-grid{grid-template-columns:1fr}}
@media(max-width:560px){.wrap{width:min(100% - 24px,1140px)}.logo-mark{width:108px;max-height:58px}.hero{padding-top:54px}.hero-stats{grid-template-columns:1fr 1fr}.prose{padding:24px 20px}.footer-bottom{flex-direction:column}}