/* 8 Pillars — shared site styles
   Ink language: Tailwind Zinc neutrals only. Light #FAFAFA canvas / #18181B ink.
   Dark #09090B canvas / #FAFAFA ink. No saturated chrome color anywhere in this
   stylesheet — see hbfs/CLAUDE.md "The chrome is Ink" for the rationale this
   site borrows from the app. */

:root {
  --canvas: #FAFAFA;      /* zinc-50 */
  --surface: #FFFFFF;
  --ink: #18181B;         /* zinc-900 */
  --ink-muted: #52525B;   /* zinc-600 */
  --ink-faint: #71717A;   /* zinc-500 */
  --border: #E4E4E7;      /* zinc-200 */
  --border-soft: #F4F4F5; /* zinc-100 */
  --shadow: 0 1px 2px rgba(24, 24, 27, 0.06), 0 8px 24px rgba(24, 24, 27, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #09090B;     /* zinc-950 */
    --surface: #18181B;    /* zinc-900 */
    --ink: #FAFAFA;        /* zinc-50 */
    --ink-muted: #A1A1AA;  /* zinc-400 */
    --ink-faint: #71717A;  /* zinc-500 */
    --border: #27272A;     /* zinc-800 */
    --border-soft: #1F1F23;
    --shadow: none;
  }
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ink);
}

a:hover {
  opacity: 0.8;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site {
  border-bottom: 1px solid var(--border);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.brand svg {
  width: 22px;
  height: 22px;
  flex: none;
}

nav.site-nav {
  display: flex;
  gap: 20px;
}

nav.site-nav a {
  text-decoration: none;
  font-size: 15px;
  color: var(--ink-muted);
}

nav.site-nav a:hover {
  color: var(--ink);
  opacity: 1;
}

nav.site-nav a[aria-current="page"] {
  color: var(--ink);
}

main {
  padding: 56px 0 88px;
}

.hero {
  text-align: center;
  padding: 24px 0 8px;
}

.hero .mark {
  width: 88px;
  height: 88px;
  margin: 0 auto 28px;
  color: var(--ink);
}

.claim {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink-muted);
  text-transform: uppercase;
  margin: 0 0 18px;
}

h1 {
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

.lede {
  font-size: 19px;
  color: var(--ink-muted);
  max-width: 560px;
  margin: 0 auto 36px;
}

.cta-row {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
}

.appstore-badge {
  display: inline-block;
  line-height: 0;
}

.appstore-badge svg {
  height: 54px;
  width: auto;
  display: block;
}

section.features {
  margin-top: 72px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 560px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  h1 {
    font-size: 32px;
  }
}

.feature {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.feature p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 14.5px;
}

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 56px 0;
}

article.doc h1 {
  font-size: 30px;
  text-align: left;
  margin-bottom: 6px;
}

article.doc h2 {
  font-size: 20px;
  letter-spacing: -0.01em;
  margin: 40px 0 12px;
}

article.doc h3 {
  font-size: 16px;
  margin: 28px 0 8px;
}

article.doc p,
article.doc li {
  color: var(--ink-muted);
  font-size: 15.5px;
}

article.doc strong {
  color: var(--ink);
}

article.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14.5px;
}

article.doc th,
article.doc td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--ink-muted);
}

article.doc th {
  color: var(--ink);
  font-weight: 600;
}

.meta {
  color: var(--ink-faint);
  font-size: 14px;
  margin-bottom: 28px;
}

.notice {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--ink-muted);
  margin-bottom: 32px;
}

dl.faq dt {
  font-weight: 600;
  margin-top: 24px;
  font-size: 16px;
}

dl.faq dd {
  margin: 8px 0 0;
  color: var(--ink-muted);
  font-size: 15px;
}

footer.site {
  border-top: 1px solid var(--border);
  padding: 28px 0 40px;
}

footer.site .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-faint);
  font-size: 13.5px;
}

footer.site nav {
  display: flex;
  gap: 16px;
}

footer.site a {
  color: var(--ink-faint);
  text-decoration: none;
}

footer.site a:hover {
  color: var(--ink-muted);
  opacity: 1;
}