:root {
  --brick-top: #b22222;
  --brick-bottom: #8b0000;
  --spotlight: #f5ddc5;
  --ink: #1a0e0a;
  --muted: #6b5a52;
  --surface: #fdf8f3;
  --rule: rgba(26, 14, 10, 0.12);
  --max-width: 720px;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f5ddc5;
    --muted: #b8a598;
    --surface: #15100c;
    --rule: rgba(245, 221, 197, 0.14);
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--brick-top);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

@media (prefers-color-scheme: dark) {
  a {
    color: var(--spotlight);
  }
}

a:hover {
  text-decoration-thickness: 2px;
}

.hero {
  background: linear-gradient(160deg, var(--brick-top), var(--brick-bottom));
  color: var(--spotlight);
  padding: 96px 24px 72px;
  text-align: center;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-inner > img {
  width: 140px;
  height: 140px;
  border-radius: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  display: block;
  margin: 0 auto 28px;
}

.hero h1 {
  font-size: clamp(40px, 7vw, 64px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  line-height: 1.05;
}

.tagline {
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 500;
  margin: 0 0 24px;
  opacity: 0.95;
  color: inherit;
}

.cta {
  margin: 32px 0 0;
}

.app-store-link img {
  height: 54px;
  width: auto;
}


main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 64px 24px;
}

section {
  margin-bottom: 64px;
}

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

h2 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px;
}

p {
  margin: 0 0 16px;
  color: var(--ink);
}

.lede {
  font-size: 19px;
  line-height: 1.6;
}

.features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 560px) {
  .features {
    grid-template-columns: 1fr 1fr;
  }
}

.features li {
  padding: 20px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--surface);
}

.features li p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.privacy-callout {
  padding: 24px 28px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(178, 34, 34, 0.06), rgba(178, 34, 34, 0.02));
  border: 1px solid var(--rule);
}

@media (prefers-color-scheme: dark) {
  .privacy-callout {
    background: linear-gradient(180deg, rgba(245, 221, 197, 0.06), rgba(245, 221, 197, 0.02));
  }
}

.privacy-callout p {
  margin: 0 0 8px;
}

.privacy-callout p:last-child {
  margin: 0;
}

footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px 64px;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
}

footer a {
  color: var(--muted);
}

/* Privacy page */
.doc {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px 64px;
}

.doc .back {
  display: inline-block;
  margin-bottom: 32px;
  font-size: 15px;
  color: var(--muted);
  text-decoration: none;
}

.doc .back:hover {
  color: var(--ink);
}

.doc h1 {
  font-size: clamp(32px, 5vw, 44px);
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

.doc .updated {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 40px;
}

.doc h2 {
  margin-top: 40px;
  padding-top: 8px;
}

.doc h3 {
  margin-top: 24px;
  font-size: 17px;
}

.doc ul {
  padding-left: 22px;
  margin: 0 0 16px;
}

.doc li {
  margin-bottom: 6px;
}