/* Shared by every page on the site. Palette is the app's own: "paper" in light mode,
   "chalkboard" in dark (src/theme/colors.ts). */
:root {
  --paper: #FAF7F0;
  --paper-2: #F2EDE1;
  --card: #FFFFFF;
  --ink: #1F1E1B;
  --ink-2: #5C5A54;
  --muted: #86837A;
  --line: #DAD4C5;
  --dot: #D3C9B3;
  --margin: #D98C84;
  --pen: #21385C;
  --accent: #B04A3D;
  --sun: #F2C84B;
  --red: #C0392B;
  --blue: #21385C;
  --finger: rgba(31, 30, 27, 0.14);
  --finger-ring: rgba(31, 30, 27, 0.32);
  --bezel: #1C1C1E;
  --hairline: rgba(31, 30, 27, 0.1);
  --shadow: 0 1px 2px rgba(40, 35, 20, 0.06), 0 10px 30px rgba(40, 35, 20, 0.09);
  --radius: 22px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #23282B;
    --paper-2: #1B1F21;
    --card: #2C3236;
    --ink: #EFEDE3;
    --ink-2: #CFCCC2;
    --muted: #9AA19C;
    --line: #3C4B44;
    --dot: #4B5B53;
    --margin: #9B6A63;
    --pen: #EFEDE3;
    --accent: #E0897C;
    --red: #E8847E;
    --blue: #8FB7E6;
    --finger: rgba(239, 237, 227, 0.14);
    --finger-ring: rgba(239, 237, 227, 0.4);
    --bezel: #0E0F10;
    --hairline: rgba(239, 237, 227, 0.1);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 12px 34px rgba(0, 0, 0, 0.38);
  }
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; }

img { max-width: 100%; display: block; }

.wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
}

/* ---- nav ---------------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--hairline);
}

.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font: 650 18px/1 var(--font-display);
  letter-spacing: -0.01em;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  box-shadow: 0 0 0 1px var(--hairline);
}

.nav .links {
  display: flex;
  gap: 26px;
  margin-left: auto;
  margin-right: 24px;
  font: 550 15px/1 var(--font);
}

.nav .links a {
  color: var(--ink-2);
  text-decoration: none;
  padding: 6px 0;
}

.nav .links a:hover { color: var(--ink); }
.nav .links a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -2px 0 var(--accent); }

.nav-cta {
  font: 600 14px/1 var(--font);
  text-decoration: none;
  padding: 9px 14px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  white-space: nowrap;
}

.nav-cta:hover { opacity: 0.88; }

/* Phones: the wordmark goes (the icon stays) so the three links and Download fit one row. */
@media (max-width: 640px) {
  .nav .brand { font-size: 0; gap: 0; }
  .nav .links { gap: 16px; margin-right: 14px; font-size: 14.5px; }
}

@media (max-width: 359px) {
  .nav-cta { display: none; }
  .nav .links { margin-right: 0; }
}

/* ---- type --------------------------------------------------------------- */

.eyebrow {
  font: 600 13px/1 var(--font);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: -0.025em;
  margin: 0;
}

h2 {
  font-size: clamp(30px, 4.2vw, 46px);
  line-height: 1.06;
  font-weight: 700;
}

.lede {
  color: var(--ink-2);
  font-size: clamp(18px, 1.6vw, 20px);
  line-height: 1.5;
}

/* ---- footer ------------------------------------------------------------- */

/* The same header and footer links on every page: scripts/site-check.mjs fails if one drifts. */
.footer {
  border-top: 1px solid var(--hairline);
  padding: 48px 0 40px;
  color: var(--muted);
  font-size: 14.5px;
}

.footer .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 3fr);
  gap: 32px 40px;
}

.footer .brand { font-size: 17px; color: var(--ink); }
.footer .brand img { width: 28px; height: 28px; border-radius: 7px; }
.footer .about p { margin: 12px 0 0; max-width: 18rem; line-height: 1.45; }

.footer .cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.footer h2 {
  font: 650 12px/1 var(--font);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 4px 0 14px;
}

.footer .cols a { display: block; padding: 4px 0; text-decoration: none; }
.footer a:hover { color: var(--ink); }

.footer .legal {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--hairline);
  font-size: 13.5px;
}

.footer .legal a { text-decoration: none; }

@media (max-width: 800px) {
  .footer .wrap { grid-template-columns: minmax(0, 1fr); }
  .footer .cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 24px; }
}

/* ---- App Store badge ---------------------------------------------------- */

.badge {
  display: inline-block;
  line-height: 0;
  border-radius: 12px;
  transition: transform 0.15s ease;
}

.badge:hover { transform: translateY(-1px); }
.badge img { width: 180px; height: 60px; }

/* If Apple's badge service can't be reached, a plain button stands in (never a home-made badge). */
.badge-text { display: none; }
.badge.no-badge picture { display: none; }
.badge.no-badge .badge-text {
  display: inline-block;
  font: 600 16px/1 var(--font);
  padding: 17px 24px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--paper);
}
.badge.no-badge { text-decoration: none; line-height: 1; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}