/*
 * shopping-loop.com. Colours are the app's own (src/theme.ts): by day `surface`, `text` and
 * `textSecondary`; by night `skyTop`, `text` and `textSecondary`. System fonts only — the site loads
 * nothing from another domain.
 */

:root {
  --background: #f6f6fa;
  --text: #2c2f4e;
  --secondary: #5d5f7a;
  --rule: rgba(44, 47, 78, 0.11);
  --mark: #fde68a;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #10162e;
    --text: #eef0fa;
    --secondary: #a9aecb;
    --rule: rgba(255, 255, 255, 0.09);
    --mark: #7c5e10;
  }
}

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

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

body {
  margin: 0 auto;
  max-width: 42rem;
  padding: 0 16px 48px;
  background: var(--background);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-wrap: break-word;
}

header {
  padding: 20px 0 4px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  text-decoration: none;
}

.emblem {
  display: block;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

/* An address never breaks at its hyphen, as in the sign-in email. */
a[href^="mailto:"] {
  white-space: nowrap;
}

h1,
h2,
h3 {
  line-height: 1.25;
  scroll-margin-top: 16px;
}

h1 {
  margin: 24px 0 8px;
  font-size: 2rem;
}

h1 + p {
  margin-top: 0;
}

h2 {
  margin: 40px 0 12px;
  font-size: 1.35rem;
}

h3 {
  margin: 28px 0 6px;
  font-size: 1.05rem;
}

h3 + p {
  margin-top: 0;
}

p,
ul,
ol {
  margin: 0 0 14px;
}

ul,
ol {
  padding-left: 1.4em;
}

li {
  margin: 6px 0;
}

li > ul,
li > ol {
  margin: 6px 0 0;
}

li > p {
  margin: 0 0 6px;
}

mark {
  background: var(--mark);
  color: inherit;
}

footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  color: var(--secondary);
  font-size: 0.9rem;
}

footer nav,
footer p {
  margin: 0 0 8px;
}

/* The home page: the emblem above the name. */
.home header {
  padding-top: 40px;
}

.home h1 {
  margin-top: 16px;
}

/* The tagline. */
.home h1 + p {
  font-size: 1.15rem;
}