/* =============================================
   RedHand — Global Stylesheet
   ============================================= */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: #ffffff;
  color: #3A3A3A;
  line-height: 1.6;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

/* --- Variables --- */
:root {
  --color-primary: #E81F3D;
  --color-secondary: #3A3A3A;
  --color-border: #E0E0E0;
  --color-bg: #ffffff;
  --header-height: 96px;
  --max-width: 960px;
  --spacing-sm: 8px;
  --spacing-md: 24px;
  --spacing-lg: 48px;
  --spacing-xl: 80px;
}

/* --- Header --- */
.site-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-md);
  border-bottom: 2px solid var(--color-secondary);
}

.site-header a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.site-header .logo {
  height: 64px;
  width: auto;
}

/* --- Main Content --- */
main {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

/* --- Hero Section --- */
.hero {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-secondary);
}

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

.hero p {
  font-size: 1.125rem;
  color: #666;
  max-width: 560px;
}

/* --- App Badge / CTA --- */
.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
  margin-top: var(--spacing-sm);
}

.badge-link img {
  height: 40px;
  width: auto;
}

/* Google Play badge PNG has ~30% whitespace baked in — increase height to match visually */
.badge-link--google img {
  height: 58px;
}

/* --- Feature Grid --- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
}

.feature {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.feature-icon {
  width: 36px;
  height: 36px;
  background-color: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
}

.feature h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-secondary);
}

.feature p {
  font-size: 0.9rem;
  color: #666;
}

/* --- Section Titles --- */
.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
}

/* --- Privacy / Prose Content --- */
.prose {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.prose h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-secondary);
  letter-spacing: -0.01em;
}

.prose h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin-top: var(--spacing-lg);
}

.prose p, .prose li {
  color: #555;
  font-size: 0.975rem;
}

.prose ul {
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

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

.prose .updated {
  font-size: 0.85rem;
  color: #999;
}

/* --- Footer --- */
.site-footer {
  padding: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
}

.site-footer p,
.site-footer a {
  font-size: 0.8rem;
  color: #999;
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--color-secondary);
}

/* --- Responsive --- */
@media (max-width: 600px) {
  main {
    padding: var(--spacing-lg) var(--spacing-md);
  }
}