:root {
  --bg: #030915;
  --bg-2: #07101f;
  --card: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8ecf2;
  --muted: #98a2b3;
  --green: #5cd98c;
  --blue: #5c8df7;
  --purple: #735ff2;
  --radius: 16px;
  --maxw: 1040px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(3, 9, 21, 0.7);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; color: var(--text); }
.brand img { height: 30px; width: auto; }
.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--muted); font-size: 15px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero { padding: 96px 0 72px; text-align: center; }
.hero h1 {
  font-size: clamp(40px, 7vw, 68px);
  font-weight: 800; letter-spacing: -0.02em; line-height: 1.05;
}
.hero h1 .smarter { color: var(--green); }
.hero h1 .better { color: var(--blue); }
.hero p.sub { margin: 22px auto 0; max-width: 560px; font-size: 19px; color: var(--muted); }
.cta-row { margin-top: 36px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 14px;
  font-weight: 600; font-size: 16px; border: 1px solid var(--border);
}
.btn-primary { background: linear-gradient(135deg, var(--green), var(--blue)); color: #04122a; border: none; }
.btn-primary:hover { text-decoration: none; opacity: 0.92; }
.btn-ghost { background: var(--card); color: var(--text); }
.btn-ghost:hover { text-decoration: none; border-color: rgba(255,255,255,0.18); }

/* Sections */
.section { padding: 72px 0; }
.section h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -0.01em; text-align: center; }
.section .lead { text-align: center; color: var(--muted); max-width: 620px; margin: 14px auto 0; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
@media (max-width: 820px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
}
.card .icon { font-size: 26px; }
.card h3 { margin: 14px 0 8px; font-size: 19px; }
.card p { color: var(--muted); font-size: 15px; }

.accent-bar { height: 4px; width: 64px; border-radius: 2px; margin: 0 auto 8px;
  background: linear-gradient(90deg, var(--green), var(--blue), var(--purple)); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 48px 0; color: var(--muted); font-size: 14px; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); margin-right: 20px; }
.footer-links a:hover { color: var(--text); }

/* Legal pages */
.legal { padding: 56px 0 80px; }
.legal-wrap { max-width: 760px; margin: 0 auto; }
.legal h1 { font-size: 34px; font-weight: 800; letter-spacing: -0.01em; }
.legal .meta { color: var(--muted); margin: 8px 0 28px; font-size: 14px; }
.legal h2 { font-size: 22px; margin: 32px 0 10px; }
.legal h3 { font-size: 18px; margin: 22px 0 8px; }
.legal p, .legal li { color: #c4ccd8; font-size: 16px; }
.legal ul { margin: 8px 0 8px 22px; }
.legal .notice {
  background: rgba(115, 95, 242, 0.12); border: 1px solid rgba(115,95,242,0.35);
  border-radius: 12px; padding: 16px 18px; color: #d7d2ff; font-size: 14px; margin-bottom: 28px;
}
.legal .uppercase { text-transform: none; }
.back-link { display: inline-block; margin-bottom: 20px; color: var(--muted); font-size: 14px; }