:root{
  --ink:#07111f; --navy:#0b1730; --blue:#1f6fff; --cyan:#63d7ff;
  --paper:#f7f9fc; --white:#fff; --muted:#5f6b7a; --line:#dce4ee;
  --shadow:0 18px 50px rgba(7,17,31,.10); --radius:22px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--white);line-height:1.6}
a{color:inherit;text-decoration:none} img{max-width:100%}
.container{width:min(1160px,92vw);margin:auto}
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,228,238,.8)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:76px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.02em}
.brand{flex-shrink:0}
.brand-mark{display:block;width:64px;height:64px;object-fit:contain;flex-shrink:0}
.footer .brand-mark{width:96px;height:96px}
.nav-links{display:flex;align-items:center;gap:20px;font-size:14px;color:#253246}
.nav-links a:hover{color:var(--blue)}
.nav-cta{padding:11px 16px;border-radius:12px;background:var(--ink);color:#fff;font-weight:700}
.menu-btn{display:none;border:0;background:none;font-size:24px}
.hero{padding:86px 0 64px;background:
radial-gradient(circle at 80% 10%,rgba(31,111,255,.14),transparent 28%),
linear-gradient(180deg,#fff 0%,#f8fbff 100%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.eyebrow{font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--blue)}
h1{font-size:clamp(44px,7vw,78px);line-height:.98;letter-spacing:-.055em;margin:16px 0 22px}
h2{font-size:clamp(30px,4vw,48px);line-height:1.08;letter-spacing:-.035em;margin:0 0 16px}
h3{font-size:21px;line-height:1.2;margin:0 0 10px}
.lede{font-size:20px;color:#405067;max-width:700px}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 20px;border-radius:14px;font-weight:800;border:1px solid transparent;transition:.2s transform,.2s box-shadow}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 25px rgba(31,111,255,.16)}
.btn-primary{background:linear-gradient(135deg,var(--blue),#4f8cff);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-disabled{background:#eef2f7;color:#7b8797;border-color:#d8e0e9;cursor:not-allowed}
.kicker{margin-top:18px;font-size:13px;color:#687487}
.mindmap-card{background:var(--navy);border-radius:28px;padding:26px;box-shadow:var(--shadow);color:#fff;overflow:hidden;position:relative}
.mindmap-card:after{content:"";position:absolute;inset:-30%;background:radial-gradient(circle,rgba(99,215,255,.14),transparent 42%);pointer-events:none}
.mindmap{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;position:relative;z-index:1}
.node{border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:14px;background:rgba(255,255,255,.06)}
.node strong{display:block;font-size:14px}.node span{font-size:12px;color:#b8c5d8}
.ai-core{grid-column:1/-1;background:linear-gradient(135deg,rgba(31,111,255,.35),rgba(99,215,255,.15));text-align:center}
.section{padding:80px 0}.section.alt{background:var(--paper)}
.section-head{max-width:780px;margin-bottom:34px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 10px 26px rgba(7,17,31,.05)}
.card p{margin:0;color:#5b6778}.icon{font-size:24px;margin-bottom:12px}
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
.step:before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#eaf1ff;color:var(--blue);font-weight:900;margin-bottom:14px}
.band{background:linear-gradient(135deg,#0a152a,#11254c);color:#fff;border-radius:28px;padding:42px}
.band p{color:#c7d3e3}
.price{font-size:42px;font-weight:900;letter-spacing:-.04em}
.list{display:grid;gap:9px;padding:0;list-style:none}
.list li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:10px}
.embed-wrap{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.embed-wrap iframe{width:100%;height:760px;border:0;background:#fff}
.page-hero{padding:72px 0 46px;background:linear-gradient(180deg,#f7faff,#fff)}
.page-hero h1{font-size:clamp(40px,6vw,66px)}
.notice{border-left:4px solid var(--blue);padding:16px 18px;background:#f2f7ff;border-radius:10px;color:#3a4960}
.faq{display:grid;gap:12px}
details{border:1px solid var(--line);border-radius:15px;padding:16px 18px;background:#fff}
summary{font-weight:800;cursor:pointer}
.policy{max-width:860px}.policy h2{font-size:30px;margin-top:40px}.policy h3{margin-top:26px}.policy p,.policy li{color:#46556a}
.footer{background:#07111f;color:#dce5f2;padding:50px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.footer a{color:#bfcadb}.footer a:hover{color:#fff}.footer small{color:#8e9bad}
.footer-links{display:grid;gap:8px}
.tag{display:inline-block;padding:7px 10px;border-radius:999px;background:#eaf1ff;color:#1857cf;font-size:12px;font-weight:800}
hr{border:0;border-top:1px solid var(--line);margin:30px 0}
@media(max-width:900px){
  .hero-grid,.grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .nav-links{display:none;position:absolute;left:0;right:0;top:76px;background:#fff;padding:18px 4vw;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}
  .nav-links.open{display:flex}.menu-btn{display:block}.hero{padding-top:58px}
}
@media(max-width:560px){.steps{grid-template-columns:1fr}.btn{width:100%}.embed-wrap iframe{height:680px}}

@media(min-width:901px) and (max-width:1100px){
.nav-links{display:none;position:absolute;left:0;right:0;top:76px;background:#fff;padding:18px 4vw;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}
.nav-links.open{display:flex}.menu-btn{display:block}
}