:root{
  --orange:#F97316; --orange-soft:#FFEDD5; --navy:#0F172A; --blue:#1D4ED8;
  --ink:#111827; --muted:#6B7280; --line:#E5E7EB; --bg:#F8FAFC; --card:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1040px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}

/* nav */
.nav{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:18px;color:var(--ink)}
.brand:hover{text-decoration:none}
.logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--navy),var(--blue));display:grid;place-items:center}
.logo span{width:11px;height:11px;border-radius:50%;background:var(--orange)}
.nav-links{display:flex;gap:22px;font-weight:600;font-size:14px}
.nav-links a{color:var(--ink)}
@media(max-width:640px){.nav-links{gap:14px;font-size:13px}}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;padding:72px 0 64px;text-align:center}
.hero h1{font-size:44px;font-weight:950;margin:0 0 14px}
.hero p{font-size:18px;max-width:620px;margin:0 auto 28px;color:rgba(255,255,255,.85)}
.badge{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:999px;padding:7px 16px;font-size:13px;font-weight:700;margin-bottom:22px}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;border-radius:12px;padding:13px 22px;font-weight:800;font-size:15px}
.btn-primary{background:var(--orange);color:#fff}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.3)}
@media(max-width:640px){.hero h1{font-size:32px}.hero p{font-size:16px}}

/* sections */
section.block{padding:56px 0}
h2.sec{font-size:28px;font-weight:900;text-align:center;margin:0 0 8px}
.sec-sub{text-align:center;margin:0 auto 36px;max-width:560px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:860px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.grid{grid-template-columns:1fr}}
.feature{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px}
.feature .ico{height:32px}
.feature .ico svg{width:30px;height:30px;stroke:var(--orange);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.badge svg{width:16px;height:16px;vertical-align:-3px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-right:3px}
.mail-ico{width:18px;height:18px;vertical-align:-3px;stroke:var(--orange);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-right:4px}
.feature h3{margin:12px 0 6px;font-size:17px}
.feature p{margin:0;font-size:14px;color:var(--muted)}

/* compliance banner */
.notice{background:var(--orange-soft);border:1px solid #FED7AA;color:#C2410C;border-radius:16px;padding:18px 22px;font-size:14px;line-height:1.6;margin:0 auto;max-width:820px}

/* legal pages */
.legal{background:var(--card);max-width:820px;margin:36px auto;padding:40px;border:1px solid var(--line);border-radius:18px}
.legal h1{font-size:30px;margin:0 0 6px}
.legal h2{font-size:20px;margin:28px 0 8px}
.legal p,.legal li{font-size:15px;color:#374151}
.legal .updated{color:var(--muted);font-size:13px;margin-bottom:18px}
.legal ul{padding-left:20px}

/* footer */
footer{border-top:1px solid var(--line);background:#fff;padding:32px 0;margin-top:40px}
footer .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center}
footer .links{display:flex;gap:18px;font-size:14px;flex-wrap:wrap}
footer .links a{color:var(--muted)}
.copy{color:var(--muted);font-size:13px}