:root {
  --bg-primary: #18181b;
  --bg-secondary: #27272a;
  --bg-tertiary: #3f3f46;
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --accent: #f97316;
  --accent-glow: rgba(249, 115, 22, 0.25);
  --border: #3f3f46;
}

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

body {
  font-family: 'Archivo', system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
}

/* Background pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-glow), transparent),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 100px,
      rgba(255,255,255,0.02) 100px,
      rgba(255,255,255,0.02) 101px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 100px,
      rgba(255,255,255,0.02) 100px,
      rgba(255,255,255,0.02) 101px
    );
  pointer-events: none;
  z-index: -1;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.container--wide {
  max-width: 960px;
}

/* Navigation */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
  animation: fadeIn 0.5s ease-out;
}

.nav-logo {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

/* Header */
header {
  text-align: center;
  margin-bottom: 4rem;
  animation: fadeIn 0.6s ease-out;
}

.logo {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 480px;
  margin: 0 auto;
}

.last-updated {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 4rem 0 6rem;
  animation: fadeIn 0.6s ease-out;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero h1 span {
  color: var(--accent);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px var(--accent-glow);
}

.btn--secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn--secondary:hover {
  background: var(--bg-tertiary);
  border-color: #52525b;
}

.btn svg {
  width: 20px;
  height: 20px;
}

/* Features Grid */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 4rem 0;
  animation: fadeIn 0.6s ease-out 0.15s both;
}

.feature {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature:hover {
  border-color: #52525b;
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  border: 1px solid var(--accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
}

.feature h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin: 0;
}

/* Sections (for privacy policy) */
main {
  animation: fadeIn 0.6s ease-out 0.1s both;
}

section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 1.5rem;
  transition: border-color 0.2s ease;
}

section:hover {
  border-color: #52525b;
}

h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.highlight {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  margin-top: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.highlight svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

ul {
  color: var(--text-secondary);
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

ul:last-child {
  margin-bottom: 0;
}

li {
  margin-bottom: 0.5rem;
}

li:last-child {
  margin-bottom: 0;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
}

/* Footer */
footer {
  text-align: center;
  padding-top: 3rem;
  padding-bottom: 2rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  animation: fadeIn 0.6s ease-out 0.2s both;
}

footer .footer-links {
  margin-bottom: 1rem;
}

footer .footer-links a {
  color: var(--text-secondary);
  margin: 0 0.75rem;
}

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

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 640px) {
  .container {
    padding: 2rem 1rem;
  }

  nav {
    flex-direction: column;
    gap: 1rem;
  }

  section {
    padding: 1.5rem;
  }

  .hero {
    padding: 2rem 0 4rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
    max-width: 280px;
  }
}