*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#0c4a6e;--accent:#22d3ee;
  --bg:#0a1929;--bg-alt:#082f49;
  --text:#f1f5f9;--muted:#94a3b8;
  --card:#0f2944;--border:#1e3a5f;
  --radius:14px;
}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;font-size:16px}
h1,h2,h3,h4{font-family:'Albert Sans',sans-serif;color:var(--text);line-height:1.2}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.reveal{opacity:0;transform:translateY(20px);transition:.6s ease-out}
.reveal.on{opacity:1;transform:none}

body{background:var(--bg)}
.header{position:sticky;top:0;z-index:50;background:rgba(10,25,41,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-family:'Albert Sans',sans-serif;font-weight:700;font-size:22px;color:#fff;display:flex;align-items:center;gap:10px;letter-spacing:-.02em}
.logo .wave{width:26px;height:26px;background:radial-gradient(circle,var(--accent),transparent 70%);border-radius:50%;display:inline-block;box-shadow:0 0 18px var(--accent)}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14px;color:var(--muted);font-weight:500}
.nav-links a:hover{color:#fff}
.nav-links a.nav-cta{background:var(--accent);color:#000 !important;padding:10px 22px;border-radius:99px;font-weight:600;font-size:14px}
.nav-links a.nav-cta:hover{background:#fff}
.burger{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:22px;height:2px;background:#fff}
@media(max-width:860px){.nav-links{display:none}.burger{display:flex}}
.mob-nav{display:none;background:var(--bg-alt);padding:16px 24px}
.mob-nav.on{display:block}
.mob-nav a{display:block;padding:10px 0;font-size:15px;color:#fff;border-bottom:1px solid var(--border)}

/* hero — deep sea with wave bottom */
.hero{padding:96px 0 0;position:relative;overflow:hidden;background:radial-gradient(ellipse at top,var(--bg-alt) 0%,var(--bg) 70%)}
.hero::before{content:'';position:absolute;width:600px;height:600px;background:radial-gradient(circle,var(--accent),transparent 70%);opacity:.18;filter:blur(60px);top:-200px;right:-100px;border-radius:50%}
.hero-inner{position:relative;text-align:center;max-width:880px;margin:0 auto;padding-bottom:60px}
.kick{display:inline-flex;align-items:center;gap:8px;background:rgba(34,211,238,.1);border:1px solid var(--accent);color:var(--accent);font-weight:600;font-size:13px;padding:8px 18px;border-radius:99px;margin-bottom:28px;backdrop-filter:blur(6px)}
.kick::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
h1.htitle{font-family:'Albert Sans',sans-serif;font-size:64px;font-weight:800;color:#fff;line-height:1.05;letter-spacing:-.03em;margin-bottom:24px}
h1.htitle em{color:var(--accent);font-style:normal}
.hdesc{font-size:19px;color:var(--muted);max-width:680px;margin:0 auto 36px;line-height:1.7}
.hcta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.btn{padding:15px 32px;border-radius:99px;font-weight:600;font-size:15px;cursor:pointer;border:0;display:inline-block;transition:.2s;font-family:'DM Sans',sans-serif}
.btn-a{background:var(--accent);color:#000;box-shadow:0 8px 24px -6px rgba(34,211,238,.4)}
.btn-a:hover{transform:translateY(-2px);box-shadow:0 14px 32px -6px rgba(34,211,238,.6)}
.btn-b{background:transparent;color:#fff;border:1px solid var(--border)}
.btn-b:hover{border-color:var(--accent);color:var(--accent)}
.trust{display:flex;gap:32px;justify-content:center;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.trust b{color:var(--accent);font-weight:700}
.wave-bot{width:100%;display:block;color:var(--bg-alt);position:relative;z-index:1}
@media(max-width:860px){.hero{padding:48px 0 0}h1.htitle{font-size:40px}}

/* features */
.sec{padding:96px 0;background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.sec-plain{padding:96px 0}
.shead{text-align:center;margin-bottom:56px}
.shead h2{font-family:'Albert Sans',sans-serif;font-size:42px;font-weight:800;color:#fff;letter-spacing:-.02em;margin-bottom:14px}
.shead h2 em{color:var(--accent);font-style:normal}
.shead p{color:var(--muted);font-size:17px;max-width:620px;margin:0 auto;line-height:1.7}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.fcard{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:30px 26px;transition:.22s;position:relative;overflow:hidden}
.fcard::before{content:'';position:absolute;width:200px;height:200px;background:radial-gradient(circle,var(--accent),transparent 60%);opacity:0;filter:blur(40px);top:-50px;right:-50px;transition:.4s}
.fcard:hover{transform:translateY(-4px);border-color:var(--accent)}
.fcard:hover::before{opacity:.18}
.fcard .ic{width:52px;height:52px;border-radius:14px;background:rgba(34,211,238,.15);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:18px;border:1px solid rgba(34,211,238,.3);position:relative}
.fcard h3{font-family:'Albert Sans',sans-serif;font-size:17px;font-weight:600;color:#fff;margin-bottom:10px;position:relative}
.fcard p{color:var(--muted);font-size:14px;line-height:1.65;position:relative}
@media(max-width:980px){.grid4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid4{grid-template-columns:1fr}}

/* advantages — 3 steps connected */
.adv-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;position:relative}
.advstep{text-align:center;padding:32px 24px;background:var(--card);border:1px solid var(--border);border-radius:18px;position:relative;transition:.2s}
.advstep:hover{border-color:var(--accent)}
.advstep .num{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#0891b2);color:#000;display:flex;align-items:center;justify-content:center;font-family:'Albert Sans',sans-serif;font-weight:700;font-size:22px;margin:0 auto 20px;box-shadow:0 8px 22px -6px rgba(34,211,238,.5)}
.advstep h3{font-family:'Albert Sans',sans-serif;color:#fff;font-size:19px;margin-bottom:10px;font-weight:700}
.advstep p{color:var(--muted);font-size:14.5px;line-height:1.65}
@media(max-width:800px){.adv-grid3{grid-template-columns:1fr}}

/* platforms */
.plat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.plat{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px 14px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px;color:inherit;transition:.18s}
.plat:hover{border-color:var(--accent);background:rgba(34,211,238,.05)}
.plat .pico{width:34px;height:34px;color:var(--accent)}
.plat .pn{font-family:'DM Sans',sans-serif;font-size:13px;font-weight:600;color:#fff}
@media(max-width:860px){.plat-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:480px){.plat-grid{grid-template-columns:repeat(2,1fr)}}

/* CTA */
.ctab{padding:80px 0}
.ctab-card{background:linear-gradient(135deg,var(--primary),#082f49);color:#fff;border-radius:24px;padding:60px 48px;text-align:center;position:relative;overflow:hidden;border:1px solid var(--accent)}
.ctab-card::before{content:'';position:absolute;width:500px;height:500px;background:radial-gradient(circle,var(--accent),transparent 60%);opacity:.3;filter:blur(60px);right:-150px;bottom:-150px;border-radius:50%}
.ctab-card h2{font-family:'Albert Sans',sans-serif;color:#fff;font-size:40px;font-weight:800;margin-bottom:14px;letter-spacing:-.02em;position:relative}
.ctab-card h2 em{color:var(--accent);font-style:normal}
.ctab-card p{color:rgba(255,255,255,.82);margin-bottom:28px;max-width:540px;margin-left:auto;margin-right:auto;position:relative}
.ctab-card .btn-a{position:relative}

/* FAQ */
.faq-list{max-width:780px;margin:48px auto 0}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:16px;margin-bottom:12px;padding:0 26px;transition:.18s}
.faq-item[open]{border-color:var(--accent);background:rgba(34,211,238,.04)}
.faq-q{padding:22px 0;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-family:'Albert Sans',sans-serif;font-weight:600;font-size:16px;color:#fff;list-style:none}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:'⌄';font-size:18px;color:var(--accent);transition:.2s;font-weight:bold}
.faq-item[open] .faq-q::after{transform:rotate(180deg)}
.faq-a{padding:0 0 22px;color:var(--muted);font-size:15px;line-height:1.7}

/* footer */
.footer{padding:54px 0 28px;background:var(--bg-alt);color:var(--muted);border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:32px}
.footer h4{font-family:'Albert Sans',sans-serif;color:var(--accent);font-size:14px;font-weight:700;margin-bottom:14px;text-transform:uppercase;letter-spacing:.06em}
.footer a{display:block;color:var(--muted);font-size:14px;padding:4px 0}
.footer a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr;gap:24px}}

/* steps */
.steps{padding:60px 0}
.step{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:32px;margin-bottom:18px;display:grid;grid-template-columns:64px 1fr;gap:24px}
.step-n{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#0891b2);color:#000;display:flex;align-items:center;justify-content:center;font-family:'Albert Sans',sans-serif;font-weight:700;font-size:22px}
.step h3{font-family:'Albert Sans',sans-serif;color:#fff;font-size:22px;margin-bottom:8px;font-weight:700}
.step p{color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:14px}
.after-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
.after-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px}
.after-card h4{font-family:'Albert Sans',sans-serif;color:#fff;font-size:16px;margin-bottom:6px;font-weight:700}
.after-card p{color:var(--muted);font-size:14px}
@media(max-width:680px){.after-grid{grid-template-columns:1fr}.step{grid-template-columns:1fr}}