/* Word Mingle site. Tokens mirror DesignSystem/Colors.swift (see DESIGN.md). */
:root {
  --ground: #F4F2FB; --surface: #FFFFFF; --ink: #17132F; --secondary: #4D4868;
  --tint: #5B4BD6; --tint-soft: #ECE9FC; --tint-text: #3F30B8; --on-tint: #FFFFFF;
  --scene: #5B4BD6; --on-scene: #FFFFFF; --coral: #E8613A; --gold: #F2B84B; --mint: #2FBF8A;
  --line: #E2DEF3;
  --display: "Fredoka", ui-rounded, "SF Pro Rounded", system-ui, sans-serif;
  --text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #0F0D1F; --surface: #1C1937; --ink: #F2F0FF; --secondary: #B9B4D6;
    --tint: #9C90FF; --tint-soft: #2C2660; --tint-text: #DCD6FF; --on-tint: #120E2E;
    --scene: #2A2470; --on-scene: #FFFFFF; --line: #2E2A52;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 17px/1.55 var(--text); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--tint-text); text-underline-offset: 3px; }
.wrap { width: min(1080px, 100%); margin-inline: auto; padding-inline: 20px; }

/* Header */
.top { padding-block: 18px; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none;
  font: 600 21px/1 var(--display); }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.top nav { display: flex; gap: 18px; font-size: 15px; }
.top nav a { color: var(--secondary); text-decoration: none; }
.top nav a:hover { color: var(--ink); }

/* Buttons */
.store { display: inline-flex; align-items: center; gap: 10px; padding: 13px 22px; border-radius: 999px;
  background: var(--ink); color: var(--ground); text-decoration: none; font-weight: 600; }
.store svg { width: 20px; height: 20px; fill: currentColor; }
.store:hover { transform: translateY(-1px); }
.store small { display: block; font-size: 11px; font-weight: 500; opacity: .8; line-height: 1.1; }
.store span { line-height: 1.1; text-align: left; }

/* Hero */
.hero { padding-block: 40px 72px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 48px; }
.hero h1 { font: 600 clamp(40px, 6vw, 64px)/1.04 var(--display); margin: 0 0 18px; text-wrap: balance; letter-spacing: -.01em; }
.hero h1 em { font-style: normal; color: var(--tint); }
.hero p.lede { font-size: 20px; color: var(--secondary); margin: 0 0 28px; max-width: 34ch; }
.hero .meta { margin-top: 16px; font-size: 14px; color: var(--secondary); }
.phone-stage { position: relative; display: grid; place-items: center; }
.phone { width: min(320px, 78%); border-radius: 44px; border: 10px solid var(--ink); background: var(--ink);
  box-shadow: 0 30px 60px -20px rgba(40, 28, 120, .45); overflow: hidden; }
.phone img { border-radius: 34px; }
.phone-stage .buddy { position: absolute; width: 38%; left: -2%; bottom: -6%; filter: drop-shadow(0 18px 24px rgba(40, 28, 120, .3)); }

/* Word of the day card */
.wotd { background: var(--surface); border-radius: 24px; padding: 22px 24px; display: flex; gap: 18px; align-items: center;
  max-width: 460px; border: 1px solid var(--line); margin-bottom: 28px; }
.wotd .w { font: 600 30px/1.1 var(--display); }
.wotd .ipa { display: inline-block; margin-top: 6px; padding: 4px 12px; border-radius: 999px; background: var(--tint-soft);
  color: var(--tint-text); font-size: 15px; }
.wotd .def { color: var(--secondary); font-size: 15px; margin-top: 6px; }
.wotd img { width: 92px; flex: none; }
.label { font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--secondary); font-weight: 600; }

/* Sections */
section { padding-block: 64px; }
h2 { font: 600 clamp(30px, 4vw, 42px)/1.1 var(--display); margin: 0 0 14px; text-wrap: balance; }
.intro { color: var(--secondary); font-size: 19px; max-width: 56ch; margin: 0 0 36px; }

.growth { background: var(--scene); color: var(--on-scene); border-radius: 36px; padding: 48px 32px; }
.growth .intro { color: color-mix(in srgb, var(--on-scene) 82%, transparent); }
.stages { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; list-style: none; padding: 0; margin: 0; }
.stages li { text-align: center; }
.stages img { width: 100%; max-width: 180px; margin-inline: auto; }
.stages b { display: block; font: 600 22px/1.2 var(--display); margin-top: 8px; }
.stages span { font-size: 14px; opacity: .85; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: var(--surface); border-radius: 24px; padding: 24px; border: 1px solid var(--line); min-width: 0; }
.feature h3 { font: 600 21px/1.2 var(--display); margin: 14px 0 6px; }
.feature p { margin: 0; color: var(--secondary); font-size: 16px; }
.feature .dot { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; font-size: 22px; background: var(--tint-soft); }

.topics { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.topics li { padding: 10px 16px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-weight: 600; font-size: 15px; }
.topics li.free::after { content: " · free"; color: var(--mint); font-weight: 600; }

.shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.shots img { border-radius: 26px; border: 1px solid var(--line); }

.cta { text-align: center; }
.cta img { width: 140px; margin: 0 auto 12px; }

/* Documents */
.doc { padding-block: 24px 80px; }
.doc .wrap { max-width: 760px; }
.doc h1 { font: 600 clamp(34px, 5vw, 46px)/1.1 var(--display); margin: 8px 0 6px; }
.doc .updated { color: var(--secondary); font-size: 15px; margin: 0 0 32px; }
.doc h2 { font-size: 26px; margin: 40px 0 10px; }
.doc h3 { font: 600 19px/1.3 var(--text); margin: 24px 0 6px; }
.doc p, .doc li { color: var(--ink); }
.doc ul { padding-left: 22px; }
.doc .summary { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 6px 24px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; }
.doc .table { overflow-x: auto; }
.doc th, .doc td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc th { color: var(--secondary); font-weight: 600; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 16px 20px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { margin: 10px 0 2px; color: var(--secondary); }

/* Footer */
footer { padding-block: 40px; border-top: 1px solid var(--line); font-size: 14px; color: var(--secondary); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer a { color: var(--secondary); }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .features { grid-template-columns: 1fr; }
  /* A swipeable row instead of three full-height phones stacked. */
  .shots { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 14px;
    margin-inline: -20px; padding-inline: 20px; padding-bottom: 4px; }
  .shots img { flex: none; width: 68%; scroll-snap-align: center; }
  .stages { grid-template-columns: repeat(2, 1fr); }
  .top nav a.hide-sm { display: none; }
}
@media (prefers-reduced-motion: no-preference) {
  .store { transition: transform .15s ease; }
  .phone-stage .buddy { animation: float 4s ease-in-out infinite; }
  @keyframes float { 50% { transform: translateY(-10px); } }
}