:root {
  --ink: #17151e;
  --ink-soft: #575260;
  --paper: #fbfaf7;
  --surface: #ffffff;
  --surface-soft: #f3f0fb;
  --purple: #755fe2;
  --purple-dark: #5945c7;
  --purple-pale: #ebe6ff;
  --line: #dedbe5;
  --line-dark: #b8b2c2;
  --section-width: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Manrope", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, summary:focus-visible { outline: 3px solid #b8acf6; outline-offset: 4px; }

.site-header { border-bottom: 1px solid rgba(23, 21, 30, .08); background: rgba(251, 250, 247, .96); }
.site-nav, .page-shell, .content-inner, .site-footer-inner { width: min(var(--section-width), calc(100% - 48px)); margin: 0 auto; }
.site-nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--purple); font-size: 26px; font-weight: 800; letter-spacing: -.035em; text-decoration: none; }
.brand img { border-radius: 11px; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { min-height: 44px; display: inline-flex; align-items: center; color: var(--ink-soft); font-size: 14px; font-weight: 700; text-decoration: none; }
.nav-links a:hover { color: var(--ink); }
.nav-links .nav-download { border: 1px solid var(--ink); border-radius: 8px; padding: 0 19px; color: var(--ink); }
.nav-links .nav-download:hover { color: var(--surface); background: var(--ink); }

.breadcrumb { margin-top: 30px; color: #797380; font-size: 13px; }
.breadcrumb a { color: inherit; text-decoration: none; }
.breadcrumb a:hover { color: var(--purple-dark); }

.hero { min-height: 690px; padding: 54px 0 82px; display: grid; grid-template-columns: minmax(0, .94fr) minmax(360px, .72fr); align-items: center; gap: clamp(56px, 8vw, 112px); }
.hero > div:first-child { max-width: 650px; }
.eyebrow { display: inline-block; margin-bottom: 17px; color: var(--purple-dark); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; text-wrap: balance; }
h1 { margin-bottom: 25px; font-size: clamp(52px, 5.8vw, 76px); font-weight: 700; letter-spacing: -.058em; line-height: 1; }
h2 { margin-bottom: 22px; font-size: clamp(36px, 4vw, 54px); font-weight: 700; letter-spacing: -.047em; line-height: 1.05; }
h3 { margin-bottom: 10px; font-size: 19px; font-weight: 800; letter-spacing: -.025em; line-height: 1.25; }
p { overflow-wrap: break-word; }
.lead { max-width: 680px; margin: 0; color: var(--ink-soft); font-size: 19px; line-height: 1.7; }

.store-links { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.store-links a { border-radius: 8px; transition: transform .18s ease, opacity .18s ease; }
.store-links a:hover { transform: translateY(-2px); opacity: .9; }
.store-links img { width: auto; height: 50px; }

.hero-visual { position: relative; min-height: 535px; display: flex; align-items: center; justify-content: center; }
.hero-visual::before { content: ""; position: absolute; width: 330px; height: 430px; border: 1px solid #d7d0f1; border-radius: 42% 42% 22% 22%; background: var(--purple-pale); transform: rotate(4deg); }
.hero-visual::after { content: "A thought, returned"; position: absolute; z-index: 2; right: 4%; bottom: 12%; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); padding: 12px 16px; color: var(--ink-soft); font-size: 12px; font-weight: 800; letter-spacing: .04em; box-shadow: 0 16px 34px rgba(30, 25, 45, .1); }
.hero-visual img { position: relative; z-index: 1; width: auto; max-height: 540px; object-fit: contain; filter: drop-shadow(0 26px 28px rgba(35, 28, 60, .17)); }

.content-section { padding: 108px 0; border-top: 1px solid rgba(23, 21, 30, .08); }
.content-section.tint { background: var(--surface); }
.narrow { max-width: 790px; }

.card-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.card { min-height: 220px; padding: 34px 34px 32px 0; }
.card + .card { border-left: 1px solid var(--line); padding-left: 34px; }
.card::before { content: ""; width: 28px; height: 3px; display: block; margin-bottom: 28px; background: var(--purple); }
.card p { margin: 0; color: var(--ink-soft); }

.two-column { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1fr); align-items: start; gap: clamp(58px, 9vw, 120px); }
.two-column > div:first-child > p:not(.lead) { margin: 0; color: var(--ink-soft); font-size: 18px; line-height: 1.75; }
.example-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.example { min-height: 150px; margin: 0; padding: 28px 30px; display: flex; align-items: center; color: #302a40; font-size: 17px; font-weight: 700; line-height: 1.55; border-bottom: 1px solid var(--line); }
.example:nth-child(odd) { border-right: 1px solid var(--line); }

.check-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-dark); }
.check-list li { position: relative; padding: 19px 0 19px 34px; border-bottom: 1px solid var(--line); font-weight: 700; }
.check-list li::before { content: "✓"; position: absolute; left: 1px; color: var(--purple-dark); font-weight: 800; }

.faq-list { border-top: 1px solid var(--line-dark); }
.faq-list details { border-bottom: 1px solid var(--line); padding: 21px 0; }
.faq-list summary { position: relative; padding-right: 42px; cursor: pointer; list-style: none; font-size: 17px; font-weight: 800; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 4px; top: -3px; color: var(--purple-dark); font-size: 24px; font-weight: 500; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { max-width: 620px; margin: 14px 0 0; color: var(--ink-soft); }

.cta { width: min(var(--section-width), calc(100% - 48px)); margin: 106px auto; padding: 76px 48px; color: var(--surface); background: #1c1824; text-align: center; }
.cta h2 { max-width: 720px; margin-right: auto; margin-left: auto; }
.cta p { max-width: 620px; margin: 0 auto; color: #c9c4d0; font-size: 18px; }
.cta .store-links { justify-content: center; }

.site-footer { border-top: 1px solid var(--line); padding: 42px 0; }
.site-footer-inner { display: flex; justify-content: space-between; gap: 32px; color: #746f79; font-size: 14px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-links a { color: inherit; }

@media (max-width: 900px) {
  .hero { min-height: auto; grid-template-columns: minmax(0, 1fr) minmax(270px, .65fr); gap: 34px; }
  .hero-visual { min-height: 450px; }
  .hero-visual::before { width: 260px; height: 350px; }
  .hero-visual img { max-height: 450px; }
  .card-grid { grid-template-columns: 1fr; }
  .card { min-height: 0; padding: 28px 0; }
  .card + .card { border-top: 1px solid var(--line); border-left: 0; padding-left: 0; }
  .card::before { margin-bottom: 20px; }
  .two-column { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 680px) {
  .site-nav, .page-shell, .content-inner, .site-footer-inner, .cta { width: calc(100% - 36px); }
  .site-nav { min-height: 72px; }
  .nav-links { display: none; }
  .breadcrumb { margin-top: 22px; }
  .hero { padding: 44px 0 66px; grid-template-columns: 1fr; gap: 36px; }
  h1 { font-size: clamp(42px, 13vw, 56px); }
  h2 { font-size: clamp(34px, 10vw, 44px); }
  .lead { font-size: 17px; }
  .store-links { gap: 8px; }
  .store-links img { height: 45px; }
  .hero-visual { min-height: 390px; }
  .hero-visual::before { width: 250px; height: 330px; }
  .hero-visual::after { right: 2%; bottom: 7%; }
  .hero-visual img { max-height: 400px; }
  .content-section { padding: 76px 0; }
  .card-grid { margin-top: 40px; }
  .example-list { grid-template-columns: 1fr; }
  .example { min-height: 0; padding: 23px 2px; }
  .example:nth-child(odd) { border-right: 0; }
  .cta { margin-top: 72px; margin-bottom: 72px; padding: 56px 20px; }
  .site-footer-inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .store-links a { transition: none; }
}