/* Public site. Colors follow the Optana mark: teal #14C3B0 into blue #1E6BFF, ink #0B1B44. */
:root{--ink:#0B1B44;--teal:#14C3B0;--blue:#1E6BFF;--accent:#2457d6;--navy:#151b2b;--bg:#f4f7fb;--card:#fff;--muted:#5c6b82;--line:#e2e8f0}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.5 "Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{width:min(1120px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:18px;min-height:72px}
.logo img{height:36px;width:auto;display:block}
.nav{display:flex;gap:16px;align-items:center;margin-left:auto;flex-wrap:wrap}
.nav a{color:var(--ink);font-weight:600;font-size:15px}
.nav a.on{color:var(--blue)}
.btn{display:inline-block;border-radius:999px;padding:10px 16px;font-weight:700;border:1px solid transparent;cursor:pointer;font:inherit;text-decoration:none}
.btn.primary{background:linear-gradient(120deg,var(--teal),var(--blue));color:#fff}
.btn.primary:hover{filter:brightness(1.05);text-decoration:none}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{text-decoration:none;border-color:#c5d0e0}
.hero{padding:64px 0 36px;background:radial-gradient(900px 420px at 90% -10%,rgba(30,107,255,.16),transparent 60%),radial-gradient(700px 380px at -10% 20%,rgba(20,195,176,.18),transparent 55%),var(--bg)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.kicker{letter-spacing:.08em;text-transform:uppercase;font-size:12px;font-weight:700;color:var(--blue);margin:0 0 8px}
h1{font-size:clamp(34px,5vw,52px);line-height:1.08;margin:0 0 14px;letter-spacing:-.02em}
.lede{font-size:18px;color:var(--muted);margin:0 0 22px}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.hero-card{background:var(--navy);color:#e8eefc;border-radius:18px;padding:22px;box-shadow:0 20px 50px rgba(11,27,68,.18)}
.hero-card ol{margin:8px 0 0;padding-left:18px}.hero-card li{margin:8px 0}
.hero-card b{color:#fff}
section{padding:28px 0}
h2{font-size:28px;margin:0 0 8px;letter-spacing:-.02em}
.sub{color:var(--muted);margin:0 0 18px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 16px 14px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted)}
.mark{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:800;margin-bottom:10px;background:linear-gradient(140deg,var(--teal),var(--blue))}
.shot{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;margin:0 0 28px;box-shadow:0 10px 30px rgba(11,27,68,.06)}
.shot img{display:block;width:100%;background:#f7f8fb}
.shot figcaption{padding:12px 16px 14px}
.shot h3{margin:0 0 4px}
.shot p{margin:0;color:var(--muted)}
.narrow{max-width:640px}
label{display:block;font-weight:650;margin:0 0 12px}
input,textarea{width:100%;margin-top:4px;padding:10px 12px;border:1px solid #cfd6e4;border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
textarea{min-height:120px;resize:vertical}
.alert{background:#fde8e8;color:#8d1f1f;border-radius:10px;padding:10px 12px;margin:0 0 12px}
.ok{background:#e7f8f2;color:#0d6b56;border-radius:10px;padding:10px 12px;margin:0 0 12px}
.hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.site-footer{border-top:1px solid var(--line);padding:22px 0 36px;color:var(--muted);margin-top:20px}
.site-footer .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.site-footer a{color:var(--muted);margin-right:12px}
.price-box{background:#fff;border:1px dashed #b7c3d6;border-radius:16px;padding:28px;text-align:center}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:left;margin:16px 0}
.plan-grid{display:grid;gap:8px}
.plan-card,.choice{display:block;border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:0 0 8px;font-weight:500}
.plan-card b,.choice b{display:block}
fieldset{border:0;padding:0;margin:0}
legend{font-size:22px;font-weight:750;margin:0 0 8px}
.btnrow{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.price-box p{font-size:22px;font-weight:750;margin:0 0 8px}
@media(max-width:860px){.hero-grid,.grid,.tiers{grid-template-columns:1fr}.nav{gap:10px}}