:root {
  color-scheme: dark;
  --bg: #0b0f19;
  --bg-elevated: rgba(255, 255, 255, 0.06);
  --bg-strong: rgba(255, 255, 255, 0.1);
  --text: #f8fafc;
  --muted: #cbd5e1;
  --primary: #4f46e5;
  --accent: #00c2ff;
  --border: rgba(255, 255, 255, 0.16);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(79, 70, 229, 0.24), transparent 22%),
    radial-gradient(circle at bottom right, rgba(0, 194, 255, 0.16), transparent 26%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

.page-shell {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
  padding-bottom: 3rem;
}

.topbar {
  position: sticky;
  top: 1rem;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.3rem;
  margin-top: 1rem;
  background: rgba(10, 14, 24, 0.75);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
}

.topnav {
  display: flex;
  gap: 1.2rem;
}

.topnav a,
.footer-links a {
  color: var(--muted);
  text-decoration: none;
  transition: color 180ms ease;
}

.topnav a:hover,
.footer-links a:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 220ms ease, box-shadow 220ms ease, background 220ms ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(79, 70, 229, 0.24);
}

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 12px 30px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

.btn-small {
  padding: 0.7rem 1rem;
}

.section {
  padding: 5rem 0 1rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
  padding-top: 3.5rem;
}

.eyebrow {
  margin: 0 0 0.7rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
h3 {
  margin: 0 0 0.8rem;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 4.4rem);
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  max-width: 16ch;
  letter-spacing: -0.02em;
}

.hero-text,
.section-heading p,
.reward-copy p,
.feature-card p,
.faq-item p {
  color: var(--muted);
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.4rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  list-style: none;
  padding: 0;
  margin: 1.6rem 0 0;
}

.trust-badges {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.4rem;
}

.trust-badge {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 0.9rem 1rem;
  border-radius: 1rem;
}

.trust-badge p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.badge-icon {
  font-size: 1.1rem;
  margin-top: 0.15rem;
}

.hero-badges li,
.chip {
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--muted);
}

.hero-visual {
  position: relative;
  min-height: 420px;
}

.illustration-card {
  padding: 1.2rem;
  border-radius: 2rem;
  min-height: 420px;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
}

.glass-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04));
  border: 1px solid var(--border);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.orb {
  position: absolute;
  filter: blur(12px);
  border-radius: 999px;
  opacity: 0.6;
}

.orb-one {
  width: 180px;
  height: 180px;
  background: rgba(79, 70, 229, 0.45);
  top: -1rem;
  left: -1rem;
}

.orb-two {
  width: 200px;
  height: 200px;
  background: rgba(0, 194, 255, 0.2);
  right: -1.2rem;
  bottom: 1rem;
}

.section-heading {
  margin-bottom: 1.4rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.feature-card,
.faq-item {
  padding: 1.35rem;
  border-radius: 1.4rem;
}

.feature-card:hover,
.faq-item:hover,
.reward-card:hover,
.cta-card:hover,
.showcase-card:hover,
.trust-badge:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 44px rgba(0, 0, 0, 0.22);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.icon-wrap {
  display: inline-grid;
  place-items: center;
  font-size: 1.4rem;
  width: 2.7rem;
  height: 2.7rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.3), rgba(0, 194, 255, 0.2));
}

.timeline {
  position: relative;
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
  align-items: center;
}

.timeline-step {
  padding: 1.3rem;
  border-radius: 1.3rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  text-align: center;
  min-height: 180px;
  display: grid;
  place-items: center;
}

.timeline-icon {
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}

.timeline-arrow {
  text-align: center;
  font-size: 1.4rem;
  color: var(--accent);
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.premium-card,
.cta-card,
.founder-card {
  border-radius: 2rem;
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.reward-badge {
  min-width: 220px;
  padding: 1.5rem;
  border-radius: 1.35rem;
  background: rgba(0, 255, 148, 0.12);
  border: 1px solid rgba(0, 255, 148, 0.28);
  text-align: center;
}

.success-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 0.7rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #20c997, #34d399);
  color: #052e16;
  font-size: 1.3rem;
  font-weight: 800;
}

.faq-list {
  display: grid;
  gap: 0.8rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

.faq-item[open] summary {
  margin-bottom: 0.5rem;
}

.cta-card {
  flex-direction: column;
  text-align: center;
  padding: 3rem 2rem;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.showcase-card {
  padding: 1rem;
  border-radius: 1.4rem;
}

.founder-section {
  padding-top: 4rem;
}

.founder-card {
  align-items: center;
  padding: 2.2rem;
}

.founder-visual {
  flex: 0 0 280px;
  display: grid;
  place-items: center;
}

.founder-avatar {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 4rem;
  font-weight: 700;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.founder-content {
  flex: 1;
}

.founder-signature {
  margin-top: 1rem;
  color: var(--accent);
  font-weight: 700;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 2rem 0 0;
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal.slide-left.visible {
  transform: translateX(0);
}

.reveal.slide-left {
  transform: translateX(-24px);
}

.reveal.slide-right.visible {
  transform: translateX(0);
}

.reveal.slide-right {
  transform: translateX(24px);
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .timeline-arrow {
    display: none;
  }

  .premium-card,
  .founder-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .showcase-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .page-shell {
    width: min(100% - 1rem, 1200px);
  }

  .topbar {
    border-radius: 1.2rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .topnav {
    order: 3;
    width: 100%;
    justify-content: center;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .btn {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .cta-actions {
    width: 100%;
  }

  .founder-visual {
    flex-basis: auto;
    width: 100%;
  }

  .founder-avatar {
    width: 180px;
    height: 180px;
  }
}