/* Sprale site — colours ported from the app's DesignTokens ("retro paper" palettes). */

:root {
  --page: #F3EBD9;
  --page-2: #FBF6EA;
  --card: #FFFDF8;
  --ink: #2A221B;
  --ink-2: #5A4E42;
  --ink-3: #6E6152;
  --line: rgba(90, 70, 50, 0.16);
  --accent: #5B3DF5;
  --accent-ink: #FFFFFF;
  --accent-soft: rgba(91, 61, 245, 0.12);
  --highlight: rgba(91, 61, 245, 0.20);
  --confident: #F2A93B;
  --confident-ink: #3A2300;
  --help: #0E7C87;
  --help-soft: rgba(14, 124, 135, 0.12);
  --shadow: 0 10px 30px rgba(42, 34, 27, 0.10), 0 1px 3px rgba(42, 34, 27, 0.06);

  --serif: "Literata", "New York", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --radius: 22px;
  --wrap: 1120px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #1B1713;
    --page-2: #221D18;
    --card: #26201A;
    --ink: #EFE6D6;
    --ink-2: #C2B8A8;
    --ink-3: #9A8F80;
    --line: rgba(200, 180, 150, 0.18);
    --accent: #A496FF;
    --accent-ink: #14102B;
    --accent-soft: rgba(140, 123, 255, 0.20);
    --highlight: rgba(140, 123, 255, 0.38);
    --confident: #EBA53D;
    --confident-ink: #2B1900;
    --help: #74D3DD;
    --help-soft: rgba(46, 170, 184, 0.20);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  }
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

[id] { scroll-margin-top: 72px; }

img { max-width: 100%; height: auto; display: block; }

a { color: var(--accent); text-underline-offset: 3px; }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.08;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.6rem, 6.5vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4.4vw, 3.1rem); }
h3 { font-size: 1.3rem; line-height: 1.25; }

p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font: 600 0.78rem/1 var(--sans);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1em;
}

.lede { font-size: 1.2rem; color: var(--ink-2); max-width: 34em; }

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 16px; top: 16px; z-index: 100; background: var(--card); padding: 8px 12px; border-radius: 8px; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--page) 82%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 64px; }

.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); text-decoration: none;
  font: 600 1.25rem/1 var(--serif);
}
.brand img { border-radius: 9px; }

.site-nav { display: flex; gap: 22px; margin-left: auto; }
.site-nav a { color: var(--ink-2); text-decoration: none; font-size: 0.95rem; font-weight: 500; }
.site-nav a:hover { color: var(--ink); }

/* App Store button */

.store-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: var(--page);
  border-radius: 14px; padding: 10px 20px 10px 16px;
  text-decoration: none; font-weight: 600; font-size: 1.15rem; line-height: 1.1;
  transition: transform 0.15s ease;
}
.store-btn:hover { transform: translateY(-1px); }
.store-btn svg { width: 26px; height: 26px; flex: none; }
.store-btn span { display: flex; flex-direction: column; }
.store-btn small { font-size: 0.68rem; font-weight: 500; opacity: 0.85; }
.store-btn--small { padding: 7px 14px 7px 11px; font-size: 0.88rem; border-radius: 11px; }
.store-btn--small svg { width: 17px; height: 17px; }

/* Hero */

.hero { padding: 72px 0 88px; }
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 32px; }
.text-link { color: var(--ink); font-weight: 500; text-decoration: none; }
.text-link:hover { color: var(--accent); }

/* Interactive demo */

.demo { position: relative; }

.demo-card {
  position: relative; overflow: hidden;
  background: var(--page-2);
  border: 1px solid var(--line);
  border-radius: 34px;
  padding: 30px 30px 26px;
  box-shadow: var(--shadow);
  min-height: 560px;
}
.demo-head { display: flex; justify-content: space-between; align-items: flex-start; }
.demo-date {
  font: 600 0.75rem/1 var(--sans); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 8px;
}
.demo-title { font: 600 2rem/1 var(--serif); margin: 0 0 18px; }
.demo-badge {
  background: var(--accent-soft); color: var(--accent);
  font-size: 0.78rem; font-weight: 600; padding: 6px 12px; border-radius: 99px;
}
.demo-text { font: 400 1.22rem/1.75 var(--serif); margin: 0 0 14px; }

.w {
  font: inherit; color: inherit; background: none; border: 0; padding: 0 2px; margin: 0 -2px;
  cursor: pointer; border-radius: 6px;
  text-decoration: underline dotted var(--ink-3); text-underline-offset: 5px;
  transition: background 0.2s ease;
}
.w:hover { background: var(--accent-soft); }
.w.is-looked-up { background: var(--highlight); text-decoration: none; }
.w.is-active { box-shadow: 0 0 0 2px var(--accent); }

.demo-hint { font-size: 0.88rem; color: var(--ink-3); margin: 0; }

.demo-sheet {
  position: absolute; left: 12px; right: 12px; bottom: 12px;
  background: var(--card);
  border-radius: 28px;
  padding: 24px 24px 18px;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.14);
  border: 1px solid var(--line);
}
.demo-sheet.is-in { animation: sheet-in 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.15); }
@keyframes sheet-in { from { transform: translateY(40%); opacity: 0; } to { transform: none; opacity: 1; } }

.sheet-close {
  position: absolute; top: 16px; right: 16px; width: 30px; height: 30px; border-radius: 50%;
  border: 0; background: var(--line); color: var(--ink-2); font: 400 1.2rem/1 var(--sans); cursor: pointer;
}
.sheet-pos { font: 600 0.72rem/1 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin: 0 0 8px; }
.sheet-word { font: 600 2.1rem/1.1 var(--serif); margin: 0 0 8px; }
.sheet-def { margin: 0 0 12px; }
.sheet-ex-label { font: 600 0.7rem/1 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 6px; border-top: 1px solid var(--line); padding-top: 12px; }
.sheet-ex { font: italic 400 1rem/1.5 var(--serif); color: var(--ink-2); margin: 0 0 14px; }
.sheet-added {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent-soft); color: var(--accent);
  border-radius: 99px; padding: 10px; margin: 0; font-weight: 600; font-size: 0.92rem;
}
.sheet-added svg { width: 16px; height: 16px; }

.demo-dict {
  margin: 16px 0 0 auto; width: min(100%, 320px);
  background: var(--card); border: 1px solid var(--line);
  border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow);
}
.demo-dict-label { font: 600 0.95rem/1.2 var(--serif); margin: 0; display: flex; justify-content: space-between; gap: 8px; }
.demo-dict-label span { font: 500 0.75rem/1.6 var(--sans); color: var(--ink-3); }
.demo-dict ul { list-style: none; margin: 0; padding: 0; }
.demo-dict li { border-top: 1px solid var(--line); padding: 8px 0 2px; margin-top: 8px; animation: sheet-in 0.3s ease; }
.demo-dict li strong { display: block; font: 600 0.95rem/1.2 var(--serif); }
.demo-dict li span { display: block; font-size: 0.78rem; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* How it works */

.how { padding: 96px 0; background: var(--page-2); border-block: 1px solid var(--line); }
.steps { list-style: none; padding: 0; margin: 48px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.steps li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.steps p { color: var(--ink-2); margin: 0; }
.step-num {
  display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink); font-weight: 600; margin-bottom: 18px;
}
.tag { font-weight: 600; font-size: 0.9em; padding: 1px 8px; border-radius: 99px; white-space: nowrap; }
.tag--confident { background: var(--confident); color: var(--confident-ink); }
.tag--help { background: var(--help-soft); color: var(--help); }

/* Feature panels — each background matches its App Store screenshot so the phone blends in. */

.feature { --f-bg: #F4EEE0; --f-ink: #2A221B; --f-ink-2: #5A4E42; --f-accent: #5B3DF5; background: var(--f-bg); color: var(--f-ink); overflow: hidden; }
.feature--violet { --f-bg: #6E5AF5; --f-ink: #FFFFFF; --f-ink-2: rgba(255, 255, 255, 0.85); --f-accent: #FBF6EA; }
.feature--night  { --f-bg: #231F16; --f-ink: #EFE6D6; --f-ink-2: #C2B8A8; --f-accent: #A496FF; }
.feature--ledger { --f-bg: #EEE1DB; --f-ink: #2B1F1D; --f-ink-2: #5C4744; }
.feature--sage   { --f-bg: #E1E6DB; --f-ink: #232A22; --f-ink-2: #4E5A4C; }
.feature--slate  { --f-bg: #DBE2EA; --f-ink: #1E2531; --f-ink-2: #46505F; }

.feature-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding-top: 88px; }
.feature--flip .feature-copy { order: 2; }
.feature-copy { padding-bottom: 88px; max-width: 30em; }
.feature-copy .eyebrow { color: var(--f-accent); }
.feature-copy p { color: var(--f-ink-2); font-size: 1.15rem; }
.feature-shot { margin: 0; align-self: end; justify-self: center; width: min(100%, 400px); }
.feature-shot img {
  width: 100%;
  /* Fade the screenshot's own backdrop into the panel colour. */
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 5%, #000 95%, transparent 100%), linear-gradient(to bottom, transparent 0, #000 6%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(to right, transparent 0, #000 5%, #000 95%, transparent 100%), linear-gradient(to bottom, transparent 0, #000 6%);
  mask-composite: intersect;
}

/* Setup */

.setup { padding: 96px 0; }
.setup-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.setup-inner p { color: var(--ink-2); font-size: 1.1rem; }
.setup-steps { list-style: none; margin: 0; padding: 8px 24px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.setup-steps li { display: flex; gap: 16px; align-items: center; padding: 18px 0; }
.setup-steps p { margin: 0; color: var(--ink); font-size: 1rem; }
.setup-steps li + li { border-top: 1px solid var(--line); }
.setup-steps span {
  flex: none; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent); font-weight: 600;
}

/* FAQ */

.faq { padding: 96px 0; background: var(--page-2); border-top: 1px solid var(--line); }
.faq-inner { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; }
.faq-inner > div:first-child p { color: var(--ink-2); }
.faq-list { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 24px; }
.faq-list details + details { border-top: 1px solid var(--line); }
.faq-list summary {
  cursor: pointer; list-style: none; padding: 18px 32px 18px 0; position: relative;
  font: 600 1.08rem/1.35 var(--serif);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; position: absolute; right: 2px; top: 50%; transform: translateY(-50%);
  font: 400 1.5rem/1 var(--sans); color: var(--ink-3); transition: transform 0.2s ease;
}
.faq-list details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-list details p { color: var(--ink-2); margin: -4px 0 18px; }

/* CTA */

.cta { padding: 104px 0; text-align: center; }
.cta-inner { display: flex; flex-direction: column; align-items: center; }
.cta img { border-radius: 18px; margin-bottom: 24px; box-shadow: var(--shadow); }
.cta h2 { max-width: 14em; margin-bottom: 32px; }

/* Footer */

.site-footer { border-top: 1px solid var(--line); padding: 32px 0 40px; font-size: 0.92rem; color: var(--ink-3); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: var(--ink-2); }
.footer-brand img { border-radius: 7px; }
.footer-nav { display: flex; gap: 22px; margin-left: auto; }
.footer-nav a { color: var(--ink-2); text-decoration: none; }
.footer-nav a:hover { color: var(--ink); }
.footer-copy { width: 100%; margin: 0; }

/* Long-form pages (privacy policy) */

.prose { max-width: 720px; margin: 0 auto; padding: 72px 24px 96px; }
.prose h1 { font-size: clamp(2.4rem, 5.5vw, 3.6rem); }
.prose h2 { font-size: 1.55rem; margin-top: 2.2em; }
.prose p, .prose li { color: var(--ink-2); }
.prose strong { color: var(--ink); }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: 0.4em; }
.prose .updated { color: var(--ink-3); font-size: 0.95rem; }
.prose .summary {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 26px; margin: 32px 0;
}
.prose .summary ul { margin: 0; }

/* Section paragraph colours shouldn't override the eyebrow accent. */
.prose p.eyebrow, .setup .setup-inner p.eyebrow, .faq .faq-inner p.eyebrow { color: var(--accent); font-size: 0.78rem; }

/* Responsive */

@media (max-width: 900px) {
  .hero { padding: 48px 0 72px; }
  .hero-inner, .feature-inner, .setup-inner, .faq-inner { grid-template-columns: 1fr; gap: 40px; }
  .feature-inner { padding-top: 64px; }
  .feature--flip .feature-copy { order: 0; }
  .feature-copy { padding-bottom: 0; }
  .steps { grid-template-columns: 1fr; }
  .demo-dict { width: auto; }
  .how, .setup, .faq { padding: 72px 0; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .site-nav { display: none; }
  .header-inner > .store-btn { margin-left: auto; }
  .demo-card { padding: 24px 20px 20px; border-radius: 28px; min-height: 680px; }
  .demo-text { font-size: 1.1rem; }
  .footer-nav { margin-left: 0; }
}

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