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

:root {
  --bg: #0b0e14;
  --surface: #111827;
  --surface-2: #1f2937;
  --text: #e5e7eb;
  --muted: #a7b0bd;
  --brand: #6ee7ff;
  --brand-2: #38bdf8;
  --accent: #fbbf24;
  --border: #263042;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Inter", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

img,
svg {
  max-width: 100%;
  height: auto;
}

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

.section {
  padding: 56px 0;
}

.eyebrow {
  color: var(--brand);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1,
h2,
h3 {
  line-height: 1.2;
}

h1 {
  font-size: 2.2rem;
  margin-top: 12px;
}

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

h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--brand);
  color: #0b1220;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease;
}

.btn:hover,
.btn:focus {
  background: var(--brand-2);
  transform: translateY(-1px);
}

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

.btn-outline:hover,
.btn-outline:focus {
  background: rgba(110, 231, 255, 0.1);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 14, 20, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

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

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

.brand svg {
  width: 40px;
  height: 40px;
}

.brand span {
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 20px;
  font-weight: 600;
}

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

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

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.mobile-menu {
  position: fixed;
  top: 68px;
  right: 16px;
  left: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
  gap: 16px;
  z-index: 30;
}

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

/* Hero */
.hero {
  padding: 72px 0 48px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  border-radius: 20px;
  padding: 20px;
  border: 1px solid var(--border);
}

/* Layout blocks */
.grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(251, 191, 36, 0.15);
  color: var(--accent);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

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

.list li {
  list-style: none;
  display: flex;
  gap: 10px;
  color: var(--muted);
}

.section-actions {
  margin-top: 20px;
}

/* Testimonials */
.testimonials {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.testimonial {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0 56px;
}

.footer-row {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: var(--muted);
}

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

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
  gap: 14px;
  z-index: 40;
}

.cookie-banner.show {
  display: flex;
}

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

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 14, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 50;
}

.modal-backdrop.show {
  display: flex;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  width: 100%;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--surface-2);
  border-radius: 14px;
  padding: 12px 14px;
}

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

.toggle button[aria-pressed="true"] {
  background: var(--brand);
  color: #0b1220;
}

/* Media */
@media (min-width: 768px) {
  h1 {
    font-size: 2.7rem;
  }

  .nav-links {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }

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

  .hero-content {
    flex-direction: row;
    align-items: stretch;
  }

  .hero-card,
  .hero-graphic {
    flex: 1;
  }

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

  .grid .card {
    flex: 1 1 calc(50% - 20px);
  }

  .footer-row {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

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

  .cookie-actions {
    flex-direction: row;
  }
}

@media (min-width: 1024px) {
  .grid .card {
    flex: 1 1 calc(33.33% - 20px);
  }
}