:root {
  --bg: #081425;
  --bg-soft: #0f2036;
  --surface: #132842;
  --surface-hover: #193452;
  --text: #f4f7fb;
  --muted: #b6c3d5;
  --accent: #ff8a1f;
  --accent-strong: #ff9b3d;
  --border: #24405f;
  --focus: #ffd2a5;
  --shadow: 0 16px 30px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, #17365a 0%, transparent 32%),
    radial-gradient(circle at 85% 8%, rgba(255, 138, 31, 0.14) 0%, transparent 22%),
    linear-gradient(180deg, #07101d 0%, var(--bg) 45%, #091426 100%);
}

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

a {
  color: var(--text);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 8px;
}

.site-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: min(1080px, calc(100% - 2.25rem));
  margin-inline: auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
  border-bottom: 1px solid rgba(182, 195, 213, 0.15);
}

.brand-logo {
  width: auto;
  height: clamp(48px, 10vw, 84px);
}

.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--text);
}

.hero {
  padding-block: 3.8rem 2.7rem;
}

.eyebrow {
  margin: 0;
  color: var(--accent-strong);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin-top: 0;
}

h1 {
  margin-block: 0.85rem 1rem;
  font-size: clamp(1.9rem, 7vw, 3.4rem);
  max-width: 14ch;
}

h2 {
  font-size: clamp(1.35rem, 4vw, 2rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

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

.hero-copy {
  max-width: 64ch;
  margin-bottom: 1.35rem;
}

.button {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  color: #1b1103;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
  padding: 0.72rem 1.1rem;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(255, 138, 31, 0.35);
}

.button:hover {
  color: #1b1103;
  filter: brightness(1.05);
}

.features,
.privacy-teaser,
.support {
  padding-block: 1.2rem 2.35rem;
}

.card-grid {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.card {
  background: linear-gradient(180deg, rgba(19, 40, 66, 0.95), rgba(12, 27, 46, 0.95));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.text-link {
  color: var(--accent-strong);
  font-weight: 600;
}

.legal {
  padding-block: 3rem;
}

.legal-intro {
  margin-bottom: 1.8rem;
  max-width: 70ch;
}

.legal section {
  padding: 1rem 0;
  border-top: 1px solid rgba(182, 195, 213, 0.16);
}

.footer {
  margin-top: auto;
  padding-block: 1.4rem 1.8rem;
  border-top: 1px solid rgba(182, 195, 213, 0.16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (min-width: 700px) {
  .topbar {
    padding-block: 1.25rem;
  }

  .brand-logo {
    height: clamp(60px, 8vw, 96px);
  }

  .hero {
    padding-block: 5rem 3.2rem;
  }

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

  .features,
  .privacy-teaser,
  .support {
    padding-block: 1.6rem 2.8rem;
  }
}

@media (min-width: 980px) {
  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .card:last-child {
    grid-column: span 1;
  }

  .hero-copy {
    font-size: 1.06rem;
  }
}