:root{
    --primary:#00a6ff;
    --black:#111111;
    --deep:#1C1C1C;
    --mid:#2B2B2B;
    --light:#F5F5F5;
    --white:#ffffff;
    --text:#20242a;
    --muted:#667085;
    --border:#e8edf3;
    --shadow:0 16px 45px rgba(17,17,17,.08);
    --radius:18px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--light);color:var(--text);line-height:1.7;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
header,.site-header{position:sticky;top:0;z-index:20;background:linear-gradient(135deg,var(--primary),#0585d5);box-shadow:0 12px 32px rgba(0,80,130,.18)}
.container{width:min(1120px,calc(100% - 32px));margin:0 auto}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;letter-spacing:.4px;font-size:1.2rem}
.logo img{width:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;padding:4px}
nav,.main-nav{display:none;gap:8px;align-items:center}
.main-nav a{color:#fff;padding:10px 14px;border-radius:999px;font-weight:700;font-size:.96rem}
.main-nav a:hover{background:rgba(255,255,255,.18)}
.nav-toggle{position:absolute;opacity:0;pointer-events:none}
.mobile-nav{width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.14);display:grid;place-content:center;gap:5px;cursor:pointer}
.mobile-nav span{width:22px;height:2px;background:#fff;border-radius:4px;display:block}
.nav-toggle:checked~.main-nav{display:flex;position:absolute;left:16px;right:16px;top:76px;background:#fff;color:var(--text);border-radius:18px;padding:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
.nav-toggle:checked~.main-nav a{color:var(--text);background:#f2f8fc}
section{padding:34px 0}
.hero,.banner{background:radial-gradient(circle at top right,rgba(0,166,255,.32),transparent 36%),linear-gradient(145deg,#101923,#183248);color:#fff;padding:52px 0 38px}
.hero-grid{display:grid;gap:28px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(0,166,255,.18);border:1px solid rgba(255,255,255,.16);color:#dff5ff;border-radius:999px;padding:8px 12px;font-weight:700;font-size:.9rem}
h1,h2,h3{line-height:1.22;margin:0 0 14px;color:inherit}
h1{font-size:clamp(2rem,7vw,4.2rem);letter-spacing:-.04em}
h2{font-size:clamp(1.55rem,4vw,2.35rem);letter-spacing:-.02em;color:var(--black)}
h3{font-size:1.14rem;color:var(--black)}
p{margin:0 0 14px}.lead{font-size:1.08rem;color:rgba(255,255,255,.84);max-width:760px}.section-lead{color:var(--muted);max-width:820px}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;border:0;border-radius:999px;padding:13px 22px;font-weight:800;box-shadow:0 12px 28px rgba(0,166,255,.28);transition:transform .2s ease,box-shadow .2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(0,166,255,.34)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:22px 0}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.tag{display:inline-flex;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:8px 12px;font-weight:700;color:#edfaff;font-size:.92rem}
.hero-image{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:28px;padding:18px;box-shadow:0 28px 60px rgba(0,0,0,.22)}
.grid{display:grid;grid-template-columns:1fr;gap:18px}.grid.two,.grid.three{grid-template-columns:1fr}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{display:flex;align-items:center;gap:10px}.badge{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;border-radius:12px;background:rgba(0,166,255,.1);color:var(--primary);font-weight:900}
.notice{background:linear-gradient(135deg,rgba(0,166,255,.12),rgba(0,166,255,.04));border:1px solid rgba(0,166,255,.28);border-left:5px solid var(--primary);border-radius:var(--radius);padding:20px;box-shadow:0 12px 30px rgba(0,166,255,.08)}
.faq{display:grid;gap:14px}.faq details{background:#fff;border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:0 10px 28px rgba(17,17,17,.05)}.faq summary{cursor:pointer;font-weight:800;color:var(--black)}.faq p{margin-top:12px;color:var(--muted)}
ul.clean{list-style:none;padding:0;margin:0;display:grid;gap:10px}ul.clean li{padding:12px 14px;background:#fff;border:1px solid var(--border);border-radius:14px}.inline-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.inline-links a{color:var(--primary);font-weight:800}
.footer{background:linear-gradient(135deg,var(--black),#06283d);color:#d8e8f1;margin-top:34px;padding:38px 0 18px}.footer-grid{display:grid;gap:22px}.footer h3{color:#fff}.footer a{display:block;color:#fff;margin:8px 0;font-weight:700}.footer-brand{font-size:1.5rem;font-weight:900}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:18px;color:#b6cad6;font-size:.94rem}
.cta-panel{background:#111;color:#fff;border-radius:28px;padding:28px;display:grid;gap:18px;align-items:center;box-shadow:var(--shadow)}.cta-panel h2{color:#fff}.cta-panel p{color:#d7dce2}.page-hero{background:#fff;padding:42px 0;border-bottom:1px solid var(--border)}.page-hero h1{color:#111}.page-hero p{color:var(--muted);max-width:850px}.content-block{background:#fff;border-radius:24px;padding:24px;box-shadow:var(--shadow);border:1px solid var(--border)}
@media (min-width:768px){.main-nav{display:flex}.mobile-nav{display:none}.nav-toggle:checked~.main-nav{position:static;display:flex;background:transparent;box-shadow:none;padding:0;flex-direction:row}.nav-toggle:checked~.main-nav a{color:#fff;background:transparent}.hero-grid{grid-template-columns:1.15fr .85fr}.grid.two{grid-template-columns:repeat(2,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.2fr .7fr 1.1fr}.cta-panel{grid-template-columns:1fr auto;padding:34px}.page-hero{padding:58px 0}}
@media (min-width:1024px){body{font-size:17px}section{padding:48px 0}.hero{padding:78px 0 58px}.card{padding:26px}.content-block{padding:34px}.grid.four{grid-template-columns:repeat(4,1fr)}}