:root {
  color-scheme: dark;
  --bg: #050b14;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --text: #e9f1ff;
  --muted: #9cb3c9;
  --primary: #4ae2ff;
  --primary-strong: #7af0ff;
  --accent: #7c5bff;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.45);
  --radius: 16px;
  font-family: "Space Grotesk", "SF Pro Display", "Inter", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at 20% 20%, rgba(74, 226, 255, 0.15), transparent 28%),
              radial-gradient(circle at 80% 0%, rgba(124, 91, 255, 0.15), transparent 28%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.noscroll {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  background: rgba(5, 11, 20, 0.8);
}

.logo {
  display: flex;
  gap: 12px;
  align-items: center;
}

.logo-icon {
  font-size: 28px;
}

.logo-title {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.logo-subtitle {
  color: var(--muted);
  font-size: 12px;
}

nav {
  display: flex;
  gap: 18px;
  align-items: center;
}

nav a {
  color: var(--muted);
  font-weight: 500;
}

nav a:hover {
  color: var(--primary-strong);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  transition: transform 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
}

.btn.primary {
  background: linear-gradient(120deg, var(--primary), var(--accent));
  border: none;
  box-shadow: 0 12px 30px rgba(74, 226, 255, 0.3);
}

.btn.ghost {
  background: transparent;
  border-color: var(--border);
}

.btn:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  padding: 80px 32px 60px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.1;
  margin: 12px 0 16px;
}

.lede {
  color: var(--muted);
  max-width: 640px;
  line-height: 1.6;
}

.tag {
  display: inline-flex;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--primary-strong);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.cta-group {
  display: flex;
  gap: 12px;
  margin: 20px 0;
}

.badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.badges span {
  background: var(--surface);
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.hero-card {
  position: relative;
  padding: 24px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.glow {
  position: absolute;
  inset: -30% 10% auto auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(74, 226, 255, 0.35), transparent 60%);
  filter: blur(24px);
  pointer-events: none;
}

.card-header, .card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  color: var(--primary-strong);
  font-weight: 600;
  font-size: 12px;
}

.pill.secondary {
  color: var(--muted);
}

.card-title {
  font-size: 20px;
  font-weight: 700;
  margin-top: 8px;
}

.status {
  padding: 6px 12px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.success {
  color: #34d399;
  background: rgba(52, 211, 153, 0.15);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.card-body {
  margin: 18px 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  background: var(--surface);
}

.card-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 8px;
  color: var(--muted);
  font-size: 14px;
}

.card-row + .card-row {
  border-top: 1px solid var(--border);
}

.signal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #34d399;
  font-weight: 700;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 12px #34d399;
}

.section {
  padding: 70px 32px;
}

.section.alt {
  background: rgba(255, 255, 255, 0.02);
  border-block: 1px solid var(--border);
}

.section-head {
  max-width: 820px;
  margin-bottom: 32px;
}

.section h2 {
  margin: 10px 0;
  font-size: clamp(26px, 3vw, 36px);
}

.muted {
  color: var(--muted);
  line-height: 1.6;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  padding: 18px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 6px 0 8px;
}

.icon {
  font-size: 24px;
}

.steps {
  display: grid;
  gap: 16px;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}

.step-num {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: grid;
  place-items: center;
  font-weight: 700;
}

.pricing ul {
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.6;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 24px;
  border-radius: 18px;
  background: linear-gradient(120deg, rgba(74,226,255,0.12), rgba(124,91,255,0.16));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  flex-wrap: wrap;
}

.faq {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 12px 14px;
}

details summary {
  cursor: pointer;
  font-weight: 600;
  outline: none;
}

details p {
  color: var(--muted);
  margin: 10px 0 0;
  line-height: 1.6;
}

.final {
  padding-bottom: 90px;
}

.final-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px;
  border-radius: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  flex-wrap: wrap;
}

.final-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 32px;
  background: rgba(5, 11, 20, 0.95);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
  margin-bottom: 16px;
}

.footer h4 {
  margin: 0 0 8px;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  flex-wrap: wrap;
}

.logo-footer {
  font-weight: 800;
  letter-spacing: 0.4px;
  margin-bottom: 6px;
}

.fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 15;
  background: linear-gradient(120deg, var(--primary), var(--accent));
  color: #04121f;
  border: none;
  border-radius: 999px;
  padding: 14px 18px;
  font-weight: 700;
  box-shadow: 0 12px 30px rgba(74, 226, 255, 0.35);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(74, 226, 255, 0.4);
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 20;
}

.modal.show {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px);
}

.modal-dialog {
  position: relative;
  width: min(440px, 92vw);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 20px 20px 18px;
  z-index: 1;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.close-btn {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  color: var(--text);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  nav {
    flex-wrap: wrap;
  }
  .cta-group {
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  body {
    padding-bottom: 80px;
  }
  .nav {
    padding: 14px 18px;
  }
  .hero {
    padding: 60px 18px 40px;
  }
  .section {
    padding: 54px 18px;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .hero-card, .card, .cta-panel, .final-card {
    padding: 16px;
  }
  .cta-group, .final-actions {
    flex-direction: column;
  }
  .modal-dialog {
    width: 92vw;
    padding: 16px;
  }
  .fab {
    right: 18px;
    bottom: 18px;
  }
}