:root {
  --bg: #0B0F19;
  --bg-soft: #111827;
  --card: #1E293B;
  --card-strong: #243246;
  --primary: #D4FF00;
  --primary-foreground: #0B0F19;
  --text: #F8FAFC;
  --muted: #94A3B8;
  --border: rgba(255, 255, 255, 0.10);
  --red: #EF4444;
  --orange: #F97316;
  --slate: #64748B;
  --blue: #38BDF8;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 10%, rgba(212, 255, 0, 0.14), transparent 34%),
    radial-gradient(circle at 85% 5%, rgba(56, 189, 248, 0.14), transparent 28%),
    linear-gradient(180deg, #0B0F19 0%, #0F172A 55%, #0B0F19 100%);
  min-height: 100vh;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(11, 15, 25, 0.78);
  border-bottom: 1px solid var(--border);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: var(--primary-foreground);
  background: linear-gradient(135deg, var(--primary), #A3E635);
  box-shadow: 0 12px 34px rgba(212, 255, 0, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.94rem;
  padding: 10px 12px;
  border-radius: 999px;
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.hero {
  padding: 82px 0 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 34px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  border: 1px solid rgba(212, 255, 0, 0.24);
  background: rgba(212, 255, 0, 0.08);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 0.92rem;
  font-weight: 700;
}

h1 {
  margin: 22px 0 14px;
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  letter-spacing: -0.045em;
  margin: 0 0 14px;
}

h3 {
  margin: 0 0 10px;
  letter-spacing: -0.025em;
}

.lead {
  color: #CBD5E1;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  line-height: 1.62;
  max-width: 680px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 18px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid transparent;
}

.button.primary {
  color: var(--primary-foreground);
  background: var(--primary);
  box-shadow: 0 16px 36px rgba(212, 255, 0, 0.22);
}

.button.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border);
}

.phone-card {
  position: relative;
  border-radius: 42px;
  padding: 18px;
  background: linear-gradient(160deg, rgba(255,255,255,0.10), rgba(255,255,255,0.03));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.app-screen {
  border-radius: 32px;
  padding: 24px;
  min-height: 560px;
  background: linear-gradient(180deg, #0B0F19, #111827);
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
}

.app-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.app-title {
  margin-top: 34px;
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.stat-card {
  margin-top: 22px;
  background: var(--card);
  border-radius: 26px;
  padding: 20px;
  border: 1px solid var(--border);
}

.big-number {
  font-size: 3.6rem;
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.06em;
  color: var(--primary);
}

.heatmap {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 7px;
  margin-top: 18px;
}

.heatmap span {
  aspect-ratio: 1;
  border-radius: 7px;
  background: var(--card-strong);
  box-shadow: 0 0 18px rgba(255,255,255,0.02);
}

.heatmap span:nth-child(5n) { background: var(--primary); }
.heatmap span:nth-child(4n) { background: var(--blue); }
.heatmap span:nth-child(7n) { background: var(--orange); }
.heatmap span:nth-child(11n) { background: var(--red); }
.heatmap span:nth-child(13n) { background: var(--slate); }

.section {
  padding: 54px 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.card {
  background: rgba(30, 41, 59, 0.82);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 18px 42px rgba(0,0,0,0.20);
}

.card p,
.legal-content p,
.legal-content li {
  color: #CBD5E1;
  line-height: 1.68;
}

.icon {
  width: 48px;
  height: 48px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: rgba(212, 255, 0, 0.10);
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.legal-hero {
  padding: 58px 0 24px;
}

.legal-content {
  background: rgba(30, 41, 59, 0.72);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: clamp(22px, 4vw, 38px);
  margin: 28px 0 64px;
}

.legal-content h2 {
  font-size: 1.55rem;
  margin-top: 30px;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.notice {
  border: 1px solid rgba(212, 255, 0, 0.22);
  background: rgba(212, 255, 0, 0.08);
  border-radius: 22px;
  padding: 18px;
  color: #ECFCCB;
}

.footer {
  padding: 34px 0;
  color: var(--muted);
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer a {
  color: #CBD5E1;
  text-decoration: none;
}

@media (max-width: 860px) {
  .hero-grid,
  .cards {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 48px;
  }

  .app-screen {
    min-height: 460px;
  }
}