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

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --color-border: #e5e7eb;
}

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

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

nav a {
  color: var(--color-text-light);
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.875rem;
}

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

/* Hero */
.hero {
  text-align: center;
  padding: 4rem 0;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.hero .subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.app-store-badge {
  display: inline-block;
}

.app-store-badge img {
  height: 50px;
}

/* Steps */
.steps {
  background: var(--color-bg-alt);
  padding: 4rem 0;
}

.steps h2 {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 3rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.step {
  text-align: center;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

/* Features */
.features {
  padding: 4rem 0;
}

.features h2 {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 3rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.feature {
  display: flex;
  gap: 1rem;
}

.feature-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-bg-alt);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.feature h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.feature p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* Help */
.help {
  background: var(--color-bg-alt);
  padding: 4rem 0;
  text-align: center;
}

.help h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.help p {
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.help a {
  color: var(--color-primary);
  text-decoration: none;
}

.help a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

footer nav {
  margin-bottom: 1rem;
}

footer nav a {
  margin: 0 1rem;
}

footer p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* Legal pages */
.legal {
  padding: 3rem 0;
}

.legal h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.legal .effective-date {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.legal h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.legal p {
  margin-bottom: 1rem;
}

.legal ul {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.legal li {
  margin-bottom: 0.5rem;
}

.legal a {
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  header .container {
    flex-direction: column;
    gap: 1rem;
  }

  nav a {
    margin: 0 0.75rem;
  }
}