/* Flatball Connect's website, drawn like the app ("UFP Clean"): the warm
   neutral page, white cards with an 18px radius, one muted-blue accent,
   icon badges, and the app's own icons. Colours are the app's tokens from
   lib/design/theme.dart, light and dark. */
:root {
  --bg: #F4F3EF;
  --surface: #FFFFFF;
  --sunken: #EBE9E4;
  --separator: #E3E1DB;
  --text: #2A2A2D;
  --text-2: #6B6B70;
  --text-3: #A3A3A8;
  --accent: #3D6A9E;
  --accent-soft: #E2EAF3;
  --on-accent: #FFFFFF;
  --open: #3E7B63;
  --open-soft: #E0EEE7;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.03);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1B1B1D;
    --surface: #262629;
    --sunken: #303034;
    --separator: #3A3A3E;
    --text: #F1F0EC;
    --text-2: #A5A5AA;
    --text-3: #6E6E73;
    --accent: #86ACDB;
    --accent-soft: #2B3747;
    --on-accent: #16202C;
    --open: #8CC7AC;
    --open-soft: #263A31;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.005em;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
a { color: var(--accent); }

/* The app's icons, recoloured as the app does: one colour, from CSS. */
.icon {
  display: inline-block; width: 24px; height: 24px; flex: none;
  background: currentColor;
  -webkit-mask: var(--src) center / contain no-repeat;
  mask: var(--src) center / contain no-repeat;
}

/* The brand row, as at the top of every tab. */
.brand-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 20px 0 8px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--text); text-decoration: none;
  font-weight: 700; font-size: 22px; letter-spacing: -0.015em;
}
.brand img { width: 40px; height: 40px; }
.logo-dark { display: none; }
@media (prefers-color-scheme: dark) {
  .logo-light { display: none; }
  .logo-dark { display: inline; }
}
.pill {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 13px; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; text-decoration: none; white-space: nowrap;
}

/* A detail page's top bar: back, then the title in the middle. */
.top-bar {
  display: grid; grid-template-columns: 44px 1fr 44px; align-items: center;
  padding: 16px 0 4px;
}
.top-bar a.back {
  width: 44px; height: 44px; display: grid; place-items: center;
  color: var(--text); border-radius: 999px;
}
.top-bar a.back:hover { background: var(--sunken); }
.top-bar .title { text-align: center; font-weight: 600; font-size: 18px; }

h1.large {
  font-size: 40px; line-height: 1.1; letter-spacing: -0.025em;
  margin: 20px 0 10px;
}
.eyebrow {
  font-size: 13px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-2); margin: 20px 0 4px;
}
.lead { font-size: 19px; color: var(--text-2); margin: 0 0 8px; }
.section {
  font-size: 22px; font-weight: 600; letter-spacing: -0.01em;
  margin: 36px 0 12px;
}
h3 { font-size: 18px; margin: 22px 0 6px; }
.muted { color: var(--text-2); }
.small { font-size: 14px; color: var(--text-2); }

.card {
  background: var(--surface); border-radius: var(--radius);
  padding: 20px; margin: 12px 0; box-shadow: var(--shadow);
}
.card > :first-child { margin-top: 0; }
.card > :last-child { margin-bottom: 0; }
.card.callout { background: var(--accent-soft); box-shadow: none; }
.card.callout .eyebrow { color: var(--accent); margin-top: 0; }

/* The Learn page's navigation cards: badge, title, subtitle. */
.nav-cards { display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.nav-card {
  display: flex; align-items: center; gap: 16px;
  background: var(--surface); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
  color: var(--text); text-decoration: none;
}
.badge {
  width: 52px; height: 52px; flex: none; border-radius: 14px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
}
.nav-card .text { flex: 1; min-width: 0; }
.nav-card strong { display: block; font-weight: 500; font-size: 18px; }
.nav-card span { display: block; color: var(--text-2); font-size: 15px; }

/* Phones. */
.phones {
  display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 8px 2px 16px; margin: 20px -16px 0; padding-left: 16px;
  padding-right: 16px; scrollbar-width: none;
}
.phones::-webkit-scrollbar { display: none; }
.phone {
  flex: 0 0 auto; width: 220px; scroll-snap-align: center; margin: 0;
}
.phone img {
  display: block; width: 100%; height: auto; border-radius: 30px;
  border: 6px solid var(--text); background: var(--text);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}
@media (prefers-color-scheme: dark) {
  .phone img { border-color: #000; background: #000; }
}
.phone figcaption {
  text-align: center; font-size: 14px; color: var(--text-2); margin-top: 10px;
}
@media (min-width: 720px) {
  .phones { justify-content: center; overflow: visible; margin: 28px 0 0;
    padding-left: 0; padding-right: 0; }
}

.buttons { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 6px; }
.button {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--on-accent);
  padding: 13px 22px; border-radius: 999px;
  font-weight: 600; text-decoration: none;
}
.button.soft { background: var(--accent-soft); color: var(--accent); }

ul, ol { padding-left: 22px; }
li { margin: 5px 0; }
ol.steps { counter-reset: step; list-style: none; padding: 0; }
ol.steps li {
  counter-increment: step; display: flex; gap: 12px; align-items: baseline;
  margin: 10px 0;
}
ol.steps li::before {
  content: counter(step); flex: none; width: 26px; height: 26px;
  border-radius: 999px; background: var(--accent-soft); color: var(--accent);
  font-size: 14px; font-weight: 700; display: grid; place-items: center;
  transform: translateY(-1px);
}

/* Grouped rows, like a GroupedCard. */
.rows { background: var(--surface); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden; margin: 12px 0; }
.row { padding: 14px 18px; border-top: 1px solid var(--separator); }
.row:first-child { border-top: 0; }
.row strong { display: block; font-weight: 600; }
.row .why { margin: 2px 0 0; }
.row .who {
  display: inline-block; margin-top: 8px; padding: 3px 10px;
  border-radius: 999px; font-size: 13px; font-weight: 600;
  background: var(--sunken); color: var(--text-2);
}
.row .who.you { background: var(--open-soft); color: var(--open); }

.check li, .cross li { list-style: none; position: relative; }
.check, .cross { padding-left: 4px; }
.check li { padding-left: 28px; }
.check li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px;
  border-radius: 999px; background: var(--open-soft);
  box-shadow: inset 0 0 0 5px var(--open-soft), inset 0 0 0 18px var(--open);
}

footer.site {
  margin: 56px 0 32px; padding-top: 18px;
  border-top: 1px solid var(--separator);
  font-size: 14px; color: var(--text-2);
}
footer.site a { color: var(--text-2); }
footer.site nav { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 8px; }
footer.site p { margin: 4px 0; }

@media (max-width: 480px) {
  h1.large { font-size: 32px; }
  body { font-size: 16px; }
  .nav-cards { grid-template-columns: 1fr; }
  .brand { font-size: 20px; }
  .brand img { width: 36px; height: 36px; }
}