:root{
  --bg:#ffffff; --text:#1e293b; --muted:#64748b; --accent:#22b9e8; --accent-ink:#ffffff; 
  --card:#f8fafc; --border:#e2e8f0; --shadow:0 8px 24px rgba(2,6,23,.08);
}

*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{color:var(--accent);text-decoration:none} a:hover{text-decoration:underline}

.container{max-width:1140px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--border);z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav a.logo{font-weight:800;letter-spacing:.2px;color:var(--text);display:flex;align-items:center}
.nav a.logo img{height:48px;max-width:250px;object-fit:contain}
.nav ul{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.nav a{color:var(--text);opacity:.9}
.btn{display:inline-block;padding:12px 18px;border-radius:12px;background:var(--accent);color:var(--accent-ink);box-shadow:var(--shadow)}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text);box-shadow:none}
.hero{padding:72px 0 40px}
.hero h1{font-size:44px;line-height:1.1;margin:0 0 12px}
.hero p.lead{font-size:20px;color:var(--muted);max-width:720px}
.grid{display:grid;gap:20px}
.cards-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.cards-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.cards-4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.section{padding:48px 0}
.kicker{color:var(--accent);font-weight:700;font-size:12px;letter-spacing:.16em;text-transform:uppercase}
.h2{font-size:28px;margin:0 0 10px}
.muted{color:var(--muted)}
.footer{border-top:1px solid var(--border);padding:28px 0;color:var(--muted);font-size:14px}
.footer .container{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px}
.footer-content{display:flex;flex-direction:column;gap:8px}
.social-links{display:flex;gap:16px;align-items:center}
.social-links a{color:var(--muted);text-decoration:none;font-size:14px;transition:color 0.2s}
.social-links a:hover{color:var(--primary)}
@media(max-width:768px){.footer .container{flex-direction:column;text-align:center}}

.pricing .tier{padding:22px;border-radius:16px;border:1px solid var(--border);background:#fff;box-shadow:var(--shadow)}
.tier h3{margin:.2rem 0}
.tier .price{font-size:28px;font-weight:800}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:#e6f7ff;color:#1565c0;font-size:12px;font-weight:700}
.list{margin:10px 0 0;padding:0 0 0 18px}
.notice{font-size:14px;color:var(--muted)}
.form{display:grid;gap:14px;max-width:560px}
input,textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:12px;font:inherit}

.partners-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:30px;align-items:center;margin-top:30px}
.partner-logo{display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg);border:1px solid var(--border);border-radius:12px;transition:all 0.3s ease}
.partner-logo:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.partner-logo img{max-width:140px;max-height:60px;width:auto;height:auto;object-fit:contain;filter:grayscale(100%) opacity(0.7);transition:filter 0.3s ease}
.partner-logo:hover img{filter:grayscale(0%) opacity(1)}