/*
  The app's look: Material 3 with its baseline purple scheme (the app's fallback when Android has no dynamic colour)
  and Roboto, Android's system font. No web fonts are loaded, so the pages make no third-party requests.
*/
:root {
  --primary: #6750a4;
  --on-primary: #ffffff;
  --primary-container: #eaddff;
  --on-primary-container: #21005d;
  --secondary-container: #e8def8;
  --on-secondary-container: #1d192b;
  --surface: #fef7ff;
  --surface-container-low: #f7f2fa;
  --surface-container: #f3edf7;
  --surface-container-high: #ece6f0;
  --on-surface: #1d1b20;
  --on-surface-variant: #49454f;
  --outline: #79747e;
  --outline-variant: #cac4d0;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #d0bcff;
    --on-primary: #381e72;
    --primary-container: #4f378b;
    --on-primary-container: #eaddff;
    --secondary-container: #4a4458;
    --on-secondary-container: #e8def8;
    --surface: #141218;
    --surface-container-low: #1d1b20;
    --surface-container: #211f26;
    --surface-container-high: #2b2930;
    --on-surface: #e6e0e9;
    --on-surface-variant: #cac4d0;
    --outline: #938f99;
    --outline-variant: #49454f;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--on-surface);
  font: 400 1rem/1.5 Roboto, system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.01em;
}

.wrap {
  max-width: 48rem;
  margin: 0 auto;
  padding: 0 1rem;
}

a {
  color: var(--primary);
  text-underline-offset: 0.15em;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

svg.icon {
  width: 1.5rem;
  height: 1.5rem;
  flex: none;
  fill: currentColor;
}

/* Top app bar */

.top-bar {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface);
  border-bottom: 1px solid var(--outline-variant);
}

.top-bar .wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 4rem;
}

.top-bar .title {
  font-size: 1.375rem;
  line-height: 1.75rem;
  font-weight: 400;
  margin: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--on-surface);
  text-decoration: none;
}

.mark {
  width: 2rem;
  height: 2rem;
  flex: none;
}


.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-left: -0.75rem;
  border-radius: 50%;
  color: var(--on-surface);
}

.icon-button:hover {
  background: var(--surface-container-high);
}

/* Text */

main {
  padding: 2rem 0 3rem;
  overflow-wrap: anywhere;
}

h1 {
  font-size: 2.25rem;
  line-height: 2.75rem;
  font-weight: 400;
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.5rem;
  line-height: 2rem;
  font-weight: 400;
  margin: 2.5rem 0 0.75rem;
}

h3 {
  font-size: 1rem;
  line-height: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  margin: 0 0 0.25rem;
}

p,
ul,
ol {
  margin: 0 0 1rem;
}

li {
  margin-bottom: 0.5rem;
}

.lead {
  font-size: 1.125rem;
  line-height: 1.75rem;
  color: var(--on-surface-variant);
}

.muted {
  color: var(--on-surface-variant);
}

code {
  font: 0.875em ui-monospace, "Roboto Mono", SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--surface-container-high);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

/* Cards */

.card {
  background: var(--surface-container);
  border-radius: 1rem;
  padding: 1.25rem;
  margin: 1.5rem 0;
}

.card > :last-child {
  margin-bottom: 0;
}

.card.tonal {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.card.tonal a {
  color: inherit;
}

.card-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.card-row > div > :last-child {
  margin-bottom: 0;
}

/* Chips */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.chips li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 2rem;
  padding: 0 1rem 0 0.5rem;
  margin: 0;
  border: 1px solid var(--outline);
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.006em;
  color: var(--on-surface-variant);
}

.chips svg.icon {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--primary);
}

/* How it works */

.steps {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.steps li {
  margin: 0;
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: 1rem;
  padding: 1.25rem;
}

.steps p {
  margin: 0;
  color: var(--on-surface-variant);
}

.step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 0.75rem;
  border-radius: 0.75rem;
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

@media (min-width: 44rem) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Buttons */

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.5rem;
  padding: 0.5rem 1.5rem;
  border-radius: 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.006em;
  text-decoration: none;
}

.button svg.icon {
  width: 1.125rem;
  height: 1.125rem;
  margin-left: -0.5rem;
}

.button.filled {
  background: var(--primary);
  color: var(--on-primary);
}

.button.tonal {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

.button:hover {
  box-shadow: 0 1px 3px 1px rgb(0 0 0 / 15%), 0 1px 2px rgb(0 0 0 / 30%);
}

/* Privacy policy */

.date {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 0.5rem;
  background: var(--secondary-container);
  color: var(--on-secondary-container);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.contents {
  columns: 2 14rem;
  column-gap: 2rem;
  padding-left: 1.25rem;
  margin: 0.5rem 0 0;
}

.contents li {
  break-inside: avoid;
  margin-bottom: 0.375rem;
}

.policy h2 {
  padding-top: 1.5rem;
  border-top: 1px solid var(--outline-variant);
}

.policy .card h2 {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

/* Footer */

footer {
  border-top: 1px solid var(--outline-variant);
  padding: 1.5rem 0 2.5rem;
  color: var(--on-surface-variant);
  font-size: 0.875rem;
}

footer a {
  color: inherit;
}

footer p {
  margin: 0 0 0.25rem;
}