/* Roughly: Currency Converter. Butter and indigo, from the app's icon and App Store shots,
 * light and dark. The hero and nav stay butter in both modes, because that's the brand. */

:root {
  --butter: #FFD84D;
  --indigo: #1E1A3C;
  --dusk: #4A4362;
  --cream: #FFF7D6;
  --berry: #C22A5C;

  --bg: #FFF7D6;
  --surface: #FFFFFF;
  --muted: #FFEFB0;
  --ink: #1E1A3C;
  --ink2: #4A4362;
  --line: #E7D9A2;
  --accent: #C22A5C;
  --tint: #FFEFB0;
  --good: #1B6E4B;
  --warn: #A84A00;
  --shadow: 0 18px 50px rgba(30, 26, 60, 0.14);

  --radius: 28px;
  --display: "Bricolage Grotesque", -apple-system, BlinkMacSystemFont, sans-serif;
  --font: "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15122B;
    --surface: #1E1A3C;
    --muted: #2B2650;
    --ink: #FFF7D6;
    --ink2: #BDB6D3;
    --line: #3B3760;
    --accent: #FFD84D;
    --tint: #2B2650;
    --good: #7FD8AE;
    --warn: #FFB067;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 3px; font-weight: 600; }
em { font-style: normal; color: var(--accent); }
h1, h2, h3 { margin: 0; font-family: var(--display); font-weight: 800; letter-spacing: -0.025em; line-height: 1.04; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }

.kicker {
  display: inline-block;
  font-family: var(--display); font-size: 15px; font-weight: 800;
  color: var(--butter); background: var(--indigo);
  padding: 6px 16px; border-radius: 999px;
}
@media (prefers-color-scheme: dark) {
  .features .kicker, .doc .kicker { color: var(--indigo); background: var(--butter); }
}

/* ── Nav ───────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--butter) 88%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
}
.nav-inner {
  max-width: 1180px; margin: 0 auto; padding: 10px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.wordmark {
  display: flex; align-items: center; gap: 10px;
  color: var(--indigo); text-decoration: none;
  font-family: var(--display); font-weight: 800; font-size: 26px; letter-spacing: -0.035em;
}
.wordmark img { width: 40px; height: 40px; border-radius: 9px; }
.wordmark span { transform: rotate(-1.5deg); transition: transform .25s; }
.wordmark:hover span { transform: rotate(1deg); }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--dusk); text-decoration: none; font-weight: 800; font-size: 15px; }
.nav-links a:hover { color: var(--indigo); }

/* ── Hero ──────────────────────────────────────────────────────── */
.hero { background: var(--butter); color: var(--indigo); padding: 28px 0 0; overflow: hidden; }
.hero em { color: var(--berry); }
.hero-inner {
  max-width: 1180px; margin: 0 auto; padding: 32px 24px 0;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center;
}
.hero-copy { min-width: 0; padding-bottom: 64px; }
.hero .hero-shot { margin: 0 auto -50px; align-self: end; }
.hero h1 { font-size: clamp(54px, 7.8vw, 104px); margin: 22px 0; }
.lede { font-size: 21px; color: var(--dusk); max-width: 520px; margin: 0 0 30px; }

.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
.store-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--indigo); color: var(--cream);
  padding: 10px 22px 10px 16px; border-radius: 14px;
  font-weight: 800; font-size: 20px; line-height: 1.05;
}
.store-badge svg { width: 30px; height: 30px; }
.store-badge small { display: block; font-size: 11px; font-weight: 600; opacity: .8; }
.btn-ghost { font-weight: 800; color: var(--indigo); text-decoration: none; border-bottom: 2px solid var(--indigo); padding-bottom: 2px; }
.btn-ghost:hover { color: var(--berry); border-color: var(--berry); }

/* ── Features ──────────────────────────────────────────────────── */
.features { padding: 100px 0 40px; }
.feature {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
  margin-bottom: 110px;
}
.feature-flip .feature-copy { order: 2; }
.feature-copy { min-width: 0; }
.feature h2 { font-size: clamp(36px, 4.6vw, 58px); margin: 18px 0; text-wrap: balance; }
.feature p { color: var(--ink2); font-size: 19px; margin: 0; }
.features-note { text-align: center; color: var(--ink2); font-size: 15px; margin: -50px 0 0; }

.iphone {
  margin: 0 auto; width: min(340px, 100%);
  background: #14122A; padding: 9px; border-radius: 52px;
  box-shadow: var(--shadow), inset 0 0 0 2px #3B3760;
  transform: rotate(-1.2deg);
  transition: transform .4s cubic-bezier(.3, 1.4, .5, 1);
}
.iphone img { border-radius: 43px; }
.iphone:hover { transform: rotate(0) scale(1.01); }
.ipad {
  margin: 0 auto; width: min(480px, 100%);
  background: #14122A; padding: 12px; border-radius: 34px;
  box-shadow: var(--shadow), inset 0 0 0 2px #3B3760;
  transform: rotate(1deg);
  transition: transform .4s cubic-bezier(.3, 1.4, .5, 1);
}
.ipad img { border-radius: 22px; }
.ipad:hover { transform: rotate(0) scale(1.01); }

/* ── How ───────────────────────────────────────────────────────── */
.how { padding: 90px 0 90px; }
.section-title { font-size: clamp(38px, 5vw, 60px); text-align: center; }
.steps {
  list-style: none; padding: 0; margin: 50px 0 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.steps li { background: var(--surface); border-radius: var(--radius); padding: 34px 28px 30px; box-shadow: 0 6px 20px rgba(30, 26, 60, 0.07); }
.step-n {
  display: inline-grid; place-items: center;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--butter); color: var(--indigo);
  font-family: var(--display); font-weight: 800; font-size: 20px;
  margin-bottom: 18px;
}
.steps h3 { font-size: 24px; margin-bottom: 10px; }
.steps p { margin: 0; color: var(--ink2); }

/* ── FAQ ───────────────────────────────────────────────────────── */
.faq { padding: 90px 0; }
.faq .section-title { margin-bottom: 36px; }
details { background: var(--surface); border-radius: 20px; margin-bottom: 12px; padding: 0 24px; box-shadow: 0 4px 14px rgba(30, 26, 60, 0.06); }
summary {
  cursor: pointer; list-style: none; padding: 20px 0;
  font-weight: 800; font-size: 19px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "~"; color: var(--accent); font-family: var(--display); font-size: 28px; line-height: 1; transition: transform .25s; }
details[open] summary::after { transform: rotate(-20deg) scale(1.2); }
details p { margin: 0 0 22px; color: var(--ink2); }

/* ── Finish + footer ───────────────────────────────────────────── */
.finish { text-align: center; padding: 10px 24px 100px; }
.finish img { width: 128px; height: 128px; margin: 0 auto 26px; border-radius: 28px; box-shadow: var(--shadow); }
.finish h2 { font-size: clamp(44px, 6vw, 76px); }
.finish p { color: var(--ink2); margin: 16px 0 0; }

.foot { border-top: 1px solid var(--line); padding: 34px 0 40px; font-size: 15px; color: var(--ink2); }
.foot-inner {
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 30px;
}
.foot-brand { display: flex; align-items: center; gap: 12px; }
.foot-brand img { width: 40px; height: 40px; border-radius: 9px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; }
.foot-links a, .foot-brand a { color: var(--ink2); font-weight: 600; text-decoration: none; }
.foot-links a:hover, .foot-brand a:hover { color: var(--ink); }
.foot-copy { width: 100%; font-size: 13px; }

/* ── Legal pages ───────────────────────────────────────────────── */
.doc { padding: 50px 0 90px; }
.doc-card { background: var(--surface); border-radius: var(--radius); padding: 46px 48px 40px; box-shadow: var(--shadow); }
.doc-head { margin-bottom: 18px; }
.doc-head img { width: 84px; height: 84px; border-radius: 19px; }
.doc h1 { font-size: clamp(38px, 5vw, 56px); }
.doc .doc-date { font-size: 14px; font-weight: 600; color: var(--ink2); margin: 10px 0 30px; }
.doc h2 { font-size: 26px; margin: 38px 0 12px; }
.doc p, .doc li { color: var(--ink2); }
.doc strong { color: var(--ink); }
.doc em { color: var(--ink); font-weight: 600; }
.doc ul { padding-left: 22px; }
.doc li { margin-bottom: 6px; }
.doc code { font-size: 15px; background: var(--muted); padding: 1px 6px; border-radius: 5px; color: var(--ink); }
.tldr { background: var(--tint); border-radius: 18px; padding: 18px 22px; margin: 0 0 10px; }
.doc .tldr { color: var(--ink); font-weight: 600; }
.tldr b { color: var(--accent); }
.doc-back { display: inline-block; margin-top: 36px; font-weight: 800; text-decoration: none; }

/* ── Test page ─────────────────────────────────────────────────── */
.demo-hero { background: var(--butter); color: var(--indigo); padding: 28px 0 44px; }
.demo-hero em { color: var(--berry); }
.demo-hero h1 { font-size: clamp(44px, 6.4vw, 80px); margin: 18px 0 16px; }
.demo-hero p { max-width: 680px; margin: 0; color: var(--dusk); font-size: 19px; }
.tally {
  position: sticky; top: 60px; z-index: 10;
  background: var(--indigo); color: var(--cream);
  font-weight: 800; padding: 12px 0; font-size: 17px;
}
.tally .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 20px; }
.tally small { font-size: 14px; font-weight: 600; color: #CFC9E0; }

.samples { padding: 40px 0 90px; }
.samples section { margin-bottom: 56px; }
.samples h2 { font-size: clamp(28px, 3.4vw, 38px); margin-bottom: 8px; }
.samples section > p { color: var(--ink2); margin: 0 0 18px; max-width: 720px; }
.sample-table { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: 18px; overflow: hidden; box-shadow: 0 4px 14px rgba(30, 26, 60, 0.06); }
.sample-table th, .sample-table td { padding: 11px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: baseline; }
.sample-table tr:last-child th, .sample-table tr:last-child td { border-bottom: 0; }
.sample-table th { font-weight: 600; color: var(--ink2); width: 36%; }
.sample-table .sample { font-weight: 800; font-size: 19px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.sample-table .status { width: 22%; font-size: 14px; font-weight: 800; color: var(--ink2); white-space: nowrap; }
.status.is-good { color: var(--good); }
.status.is-off { color: var(--warn); }
.sample-table input, .sample-table textarea, .sample-table [contenteditable], .sample-table select {
  font: inherit; color: inherit; width: 100%; max-width: 280px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 5px 9px;
  display: block;
}
.sample-table pre, .sample-table code, .sample-table kbd { font-size: 16px; margin: 0; }
.demo-button {
  font: inherit; font-size: 15px; font-weight: 800; cursor: pointer;
  background: var(--butter); color: var(--indigo);
  border: 0; border-radius: 999px; padding: 7px 16px; margin: 0 8px 14px 0;
}
.demo-button:hover { filter: brightness(1.05); }
.lang-links { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; padding: 0; list-style: none; }
.lang-links a { display: block; padding: 4px 14px; border-radius: 999px; background: var(--surface); color: var(--ink); font-size: 15px; font-weight: 800; text-decoration: none; box-shadow: 0 2px 8px rgba(30, 26, 60, 0.08); }
.lang-links a[aria-current="true"] { background: var(--indigo); color: var(--butter); }
@media (prefers-color-scheme: dark) {
  .lang-links a[aria-current="true"] { background: var(--butter); color: var(--indigo); }
}

/* ── Small screens ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 0; }
  .feature { grid-template-columns: 1fr; gap: 36px; margin-bottom: 80px; }
  .feature-flip .feature-copy { order: 0; }
  .features-note { margin-top: -30px; }
  .steps { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 17px; }
  .wordmark { font-size: 22px; }
  .nav-links { gap: 14px; }
  .nav-links a { font-size: 14px; }
  .nav-links a[href$="#how"] { display: none; }
  .hero { padding-top: 12px; }
  .lede { font-size: 18px; }
  .wrap, .wrap-narrow { padding: 0 16px; }
  .nav-inner, .foot-inner, .hero-inner { padding-left: 16px; padding-right: 16px; }
  .doc-card { padding: 30px 22px 28px; }
  .tally { top: 56px; }
  .sample-table th, .sample-table td { padding: 9px 10px; }
  .sample-table th { font-size: 15px; width: 34%; }
  .sample-table .sample { font-size: 17px; }
  .sample-table .status { white-space: normal; width: 25%; font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}