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

:root {
  --bg: #0b0f1a;
  --bg-alt: #121a2b;
  --text: #e8ecf4;
  --muted: #a7b0c3;
  --brand: #6dd6ff;
  --brand-dark: #4bbbe6;
  --accent: #8bffb6;
  --line: #24304a;
  --warning: #ffd27b;
  --shadow: 0 12px 32px rgba(7, 12, 22, 0.45);
}

body {
  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: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 15, 26, 0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

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

.brand a {
  font-weight: 700;
  letter-spacing: 0.5px;
  font-size: 1.1rem;
  color: var(--brand);
}

.menu-toggle {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.95rem;
}

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

.site-nav a {
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 18px 20px 24px;
  border-top: 1px solid var(--line);
  background: var(--bg);
}

.mobile-menu a {
  color: var(--text);
  font-weight: 600;
}

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

.hero {
  padding: 64px 0 48px;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero h1 {
  font-size: 2.2rem;
  line-height: 1.2;
}

.hero p {
  color: var(--muted);
  max-width: 560px;
}

.button-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
  border: 1px solid var(--brand);
  color: var(--bg);
  background: var(--brand);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.secondary {
  background: transparent;
  color: var(--brand);
}

.btn:hover,
.btn:focus {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.section {
  padding: 48px 0;
  border-top: 1px solid var(--line);
}

.section h2 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.section p {
  color: var(--muted);
}

.cards {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 24px;
}

.card {
  border: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 20px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card .price {
  color: var(--accent);
  font-weight: 600;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(109, 214, 255, 0.15);
  color: var(--brand);
  font-size: 0.9rem;
  font-weight: 600;
}

.highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.highlight {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
  border: 1px dashed var(--line);
  border-radius: 10px;
}

.highlight span {
  color: var(--accent);
  font-weight: 700;
}

.testimonial {
  border-left: 3px solid var(--brand);
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(109, 214, 255, 0.05);
  border-radius: 8px;
}

.testimonial p {
  color: var(--text);
}

.testimonial .author {
  color: var(--muted);
  font-size: 0.9rem;
}

.split {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  background: var(--bg-alt);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-card a {
  color: var(--brand);
  font-weight: 600;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  color: var(--muted);
}

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

.footer-nav a {
  color: var(--muted);
}

.notice {
  border: 1px solid var(--warning);
  background: rgba(255, 210, 123, 0.1);
  color: var(--text);
  padding: 16px;
  border-radius: 12px;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  padding: 16px 20px;
  display: none;
  flex-direction: column;
  gap: 12px;
  z-index: 80;
}

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

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

.cookie-actions button {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font-weight: 600;
}

.cookie-actions button.primary {
  background: var(--brand);
  color: var(--bg);
  border-color: var(--brand);
}

.cookie-modal {
  position: fixed;
  inset: 0;
  background: rgba(7, 10, 18, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 90;
}

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

.modal-card {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  width: 100%;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-card h3 {
  font-size: 1.2rem;
}

.modal-card label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: rgba(109, 214, 255, 0.08);
  padding: 10px 12px;
  border-radius: 8px;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modal-actions button {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font-weight: 600;
}

.modal-actions button.primary {
  background: var(--brand);
  color: var(--bg);
  border-color: var(--brand);
}

@media (min-width: 768px) {
  .header-inner {
    padding: 20px 0;
  }

  .menu-toggle {
    display: none;
  }

  .site-nav {
    display: flex;
  }

  .mobile-menu {
    display: none;
  }

  .hero {
    padding: 90px 0 70px;
  }

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

  .hero h1 {
    font-size: 2.8rem;
  }

  .button-row {
    flex-direction: row;
  }

  .cards {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .card {
    flex: 1 1 280px;
  }

  .split {
    flex-direction: row;
    align-items: flex-start;
  }

  .cookie-actions,
  .modal-actions {
    flex-direction: row;
    justify-content: flex-end;
  }

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