* {
  box-sizing: border-box;
}

:root {
  --bg: #0b0f17;
  --surface: #111827;
  --card: #0f172a;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --brand: #6ee7ff;
  --brand-strong: #38bdf8;
  --accent: #a78bfa;
  --border: #1f2937;
  --success: #10b981;
  --warning: #f59e0b;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

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

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: static;
  width: auto;
  height: auto;
  padding: 8px 12px;
  background: var(--brand);
  color: #05070b;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--accent));
}

.nav-links {
  display: none;
  gap: 18px;
  align-items: center;
}

.nav-links a {
  color: var(--muted);
  font-weight: 600;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--text);
}

.menu-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-weight: 600;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 16px 0 24px;
}

.mobile-menu a {
  padding: 8px 0;
  color: var(--muted);
  font-weight: 600;
}

.mobile-menu a:focus,
.mobile-menu a:hover {
  color: var(--text);
}

.mobile-menu.is-open {
  display: flex;
}

main {
  padding: 40px 0 72px;
}

.hero {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 28px 0 8px;
}

.hero h1 {
  font-size: clamp(2rem, 3vw + 1rem, 3.4rem);
  line-height: 1.15;
  margin: 0;
}

.hero p {
  color: var(--muted);
  max-width: 680px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
}

.button.primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  color: #041019;
}

.button.secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.section {
  margin-top: 48px;
}

.section h2 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card h3 {
  margin: 0;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.price {
  font-weight: 700;
  color: var(--brand);
}

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

.tag {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(110, 231, 255, 0.15);
  color: var(--brand);
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial {
  border-left: 3px solid var(--brand);
  padding-left: 14px;
  color: var(--muted);
}

.split {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-left: 18px;
}

footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  display: none;
  flex-direction: column;
  gap: 12px;
  z-index: 30;
}

.cookie-banner.is-visible {
  display: flex;
}

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

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 18, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
  padding: 16px;
}

.modal-backdrop.is-visible {
  display: flex;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: min(520px, 100%);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.toggle-row span {
  color: var(--muted);
  font-size: 0.95rem;
}

.toggle-button {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 600;
}

.toggle-button[aria-pressed="true"] {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--success);
  color: #d1fae5;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }

  .mobile-menu {
    display: none !important;
  }

  .hero {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .hero-content {
    flex: 1.2;
  }

  .hero-aside {
    flex: 0.8;
  }

  .cards {
    flex-direction: row;
  }

  .card {
    flex: 1;
  }

  .split {
    flex-direction: row;
  }

  .split > div {
    flex: 1;
  }

  .footer-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
  }
}