:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --text: #17212e;
  --muted: #4b5767;
  --navy: #1d4e89;
  --navy-deep: #1a3963;
  --amber: #eba532;
  --line: #dde3ec;
  --soft: #e8eef6;
  --accent: #1d4e89;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1520;
    --card: #172131;
    --text: #e8edf4;
    --muted: #aeb9c8;
    --line: #2a3648;
    --soft: #1d2a3d;
    --accent: #8fb8ec;
  }
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    18px/1.6 -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
}

.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: 1.25rem 1rem 4rem;
}

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

/* Header */
header.site {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

header.site a.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--text);
  text-decoration: none;
}

.mark {
  width: 2.25rem;
  height: 2.25rem;
  flex: none;
  border-radius: 0.6rem;
}

nav {
  display: flex;
  gap: 0.25rem;
}

nav a {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
}

nav a[aria-current='page'] {
  background: var(--soft);
}

/* Type */
h1 {
  font-size: 2.2rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
}

h2 {
  font-size: 1.3rem;
  line-height: 1.3;
  margin: 0 0 0.6rem;
}

p,
ul {
  margin: 0.6rem 0;
}

ul {
  padding-left: 1.25rem;
}

li {
  margin: 0.45rem 0;
}

.muted {
  color: var(--muted);
}

.lead {
  font-size: 1.15rem;
  color: var(--muted);
}

.eyebrow {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  padding: 1.25rem 1.25rem 1rem;
  margin: 1rem 0;
}

.card > :first-child {
  margin-top: 0;
}

.note {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: 0.9rem;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
}

/* At a glance */
.glance {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}

.glance li {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1rem 1rem 0.9rem;
}

.glance strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.15rem;
}

.glance span {
  color: var(--muted);
  font-size: 0.98rem;
}

.dot {
  display: inline-block;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--amber);
  margin-bottom: 0.6rem;
}

/* What leaves your iPhone */
.flows {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
  display: grid;
  gap: 0.75rem;
}

.flows li {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.9rem 1rem;
  background: var(--bg);
}

.flows dl {
  margin: 0;
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.35rem 0.75rem;
}

.flows dt {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.95rem;
}

.flows dd {
  margin: 0;
}

@media (max-width: 30rem) {
  .flows dl {
    grid-template-columns: 1fr;
  }

  .flows dd {
    margin-bottom: 0.4rem;
  }
}

/* Contact button */
.button {
  display: inline-block;
  background: var(--navy);
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.75rem 1.2rem;
  border-radius: 0.8rem;
  margin: 0.4rem 0 0.2rem;
}

/* Footer */
footer.site {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}