/* Keepsake: warm paper, a serif headline, burgundy. Colours from ios/NudgeAI/Services/KeepsakeTheme.swift. */
:root {
  --paper: #fbf7f2;
  --sand: #f5eee3;
  --surface: #ffffff;
  --ink: #27211c;
  --ink-2: #6b6258;
  --hairline: #e8e1d7;
  --accent: #660033;
  --on-accent: #ffffff;
  --serif: "New York", ui-serif, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1b1815;
    --sand: #26211c;
    --surface: #342d27;
    --ink: #f6f0e7;
    --ink-2: #b8aea1;
    --hairline: #3a332c;
    --accent: #d97ba1;
    --on-accent: #1b1815;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

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

header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
}
header.site .brand {
  font: 600 22px/1 var(--serif);
  color: var(--ink);
  text-decoration: none;
}
header.site nav a {
  margin-left: 20px;
  color: var(--ink-2);
  text-decoration: none;
  font-size: 15px;
}
header.site nav a:hover { color: var(--accent); }

h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; }
h1 { font-size: clamp(34px, 6vw, 52px); margin: 48px 0 16px; letter-spacing: -0.01em; }
h2 { font-size: 28px; margin: 48px 0 12px; }
h3 { font-size: 20px; margin: 28px 0 6px; }

.lede { font-size: 20px; color: var(--ink-2); max-width: 36em; }

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.steps li {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 18px;
  padding: 20px 22px;
}
.steps h3 { margin-top: 0; }
.steps p { margin: 0; color: var(--ink-2); }

.soon {
  margin: 56px 0 0;
  background: var(--accent);
  color: var(--on-accent);
  border-radius: 22px;
  padding: 28px 28px 24px;
}
.soon h2 { margin: 0 0 8px; }
.soon p { margin: 0 0 8px; }
.soon a { color: var(--on-accent); }

.doc h2 { font-size: 24px; margin-top: 40px; }
.doc ul { padding-left: 1.2em; }
.doc li { margin: 6px 0; }
.meta { color: var(--ink-2); font-size: 15px; }

.todo {
  background: #fff3c4;
  color: #4a3800;
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.92em;
}

.faq details {
  border-bottom: 1px solid var(--hairline);
  padding: 14px 0;
}
.faq summary {
  cursor: pointer;
  font: 600 19px/1.35 var(--serif);
  list-style-position: outside;
}
.faq details p { color: var(--ink-2); margin: 10px 0 0; }

footer.site {
  margin: 72px 0 0;
  padding: 24px 0 40px;
  border-top: 1px solid var(--hairline);
  color: var(--ink-2);
  font-size: 15px;
}
footer.site a { color: var(--ink-2); margin-right: 16px; }