@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/assets/source-serif-4-latin.woff2") format("woff2");
}

:root {
  --paper: #fbfaf7;
  --paper-2: #f3f1ec;
  --ink: #15171c;
  --ink-2: #3b4049;
  --muted: #6b7280;
  --rule: #e4e1da;
  --navy: #13285a;
  --blue: #2457d6;
  --blue-dark: #1b43a8;
  --serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --radius: 12px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); }
img { max-width: 100%; display: block; }

.wrap { width: min(1120px, 100% - 48px); margin-inline: auto; }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(251, 250, 247, 0.86);
  backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .2s; }
.nav.scrolled { border-bottom-color: var(--rule); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 18px; color: var(--ink);
  text-decoration: none; letter-spacing: -0.01em; }
.brand img { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; }
.nav-links a { color: var(--ink-2); text-decoration: none; }
.nav-links a:hover { color: var(--ink); }
.nav-links .btn { color: #fff; }

/* Buttons & form */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 20px;
  border-radius: 10px; border: 0; background: var(--navy); color: #fff; font: 600 15px var(--sans);
  text-decoration: none; cursor: pointer; transition: background .15s, transform .15s; white-space: nowrap; }
.btn:hover { background: #0d1d44; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: default; }
.btn.small { height: 36px; padding: 0 14px; font-size: 14px; border-radius: 8px; }

/* Mac App Store download button */
.appstore { display: inline-flex; align-items: center; gap: 12px; height: 58px; padding: 0 24px;
  background: #000; color: #fff; border: 1px solid rgba(255, 255, 255, .22); border-radius: 12px;
  text-decoration: none; transition: background .15s, transform .15s; }
.appstore:hover { background: #1c1c1e; }
.appstore:active { transform: translateY(1px); }
.appstore svg { width: 26px; height: 26px; flex: none; }
.appstore span { display: flex; flex-direction: column; line-height: 1.12; text-align: left; }
.appstore small { font-size: 11.5px; font-weight: 400; letter-spacing: .02em; opacity: .82; }
.appstore strong { font-size: 17.5px; font-weight: 600; letter-spacing: -0.01em; }

.form-note { margin: 10px 0 0; font-size: 13.5px; color: var(--muted); }

/* Hero */
.hero { padding: 72px 0 88px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; color: var(--navy); margin-bottom: 18px; }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #2fa36b;
  box-shadow: 0 0 0 4px rgba(47, 163, 107, .15); }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.015em; color: var(--ink); }
h1 { font-size: clamp(40px, 5.4vw, 64px); line-height: 1.04; margin: 0 0 22px; }
.lead { font-size: 19.5px; line-height: 1.55; color: var(--ink-2); margin: 0 0 30px; max-width: 34em; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 26px; font-size: 14px; color: var(--muted); }
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--navy); }

.pages { position: relative; height: 560px; }
.page { position: absolute; width: 74%; aspect-ratio: 612 / 792; background: #fff; border-radius: 6px;
  box-shadow: 0 1px 2px rgba(20, 23, 28, .06), 0 18px 50px -12px rgba(20, 23, 28, .28); overflow: hidden; }
.page img { width: 100%; height: 100%; object-fit: cover; }
.page.back { top: 0; left: 0; transform: rotate(-4deg); }
.page.front { top: 36px; right: 0; transform: rotate(2.5deg); }
.page-label { position: absolute; bottom: -2px; right: 6%; font-size: 12.5px; color: var(--muted); }

/* Sections */
section { padding: 96px 0; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(30px, 3.6vw, 42px); line-height: 1.12; margin: 0 0 14px; }
.section-head p { font-size: 18px; color: var(--ink-2); margin: 0; }
.alt { background: var(--paper-2); border-block: 1px solid var(--rule); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.step { padding-top: 22px; border-top: 2px solid var(--ink); }
.step::before { counter-increment: step; content: "0" counter(step); display: block; font: 600 14px var(--sans);
  color: var(--muted); letter-spacing: .08em; margin-bottom: 10px; }
.step h3 { font-size: 23px; margin: 0 0 8px; }
.step p { margin: 0; color: var(--ink-2); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule);
  border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; }
.feature { background: var(--paper); padding: 30px 28px; }
.feature svg { width: 26px; height: 26px; color: var(--navy); margin-bottom: 16px; }
.feature h3 { font-size: 20px; margin: 0 0 6px; }
.feature p { margin: 0; color: var(--ink-2); font-size: 16px; }
code { font: 14px ui-monospace, SFMono-Regular, Menlo, monospace; background: #ece9e2; padding: 1px 6px; border-radius: 5px; }

.privacy { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.privacy h2 { font-size: clamp(30px, 3.6vw, 42px); line-height: 1.12; margin: 0 0 16px; }
.privacy p { color: var(--ink-2); font-size: 18px; margin: 0 0 14px; }
.checklist { list-style: none; margin: 0; padding: 28px; background: #fff; border: 1px solid var(--rule);
  border-radius: var(--radius); box-shadow: 0 10px 30px -18px rgba(20, 23, 28, .25); }
.checklist li { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--rule); font-size: 16.5px; }
.checklist li:last-child { border-bottom: 0; }
.checklist svg { flex: none; width: 20px; height: 20px; margin-top: 3px; color: #2f8a5b; }

.faq { max-width: 760px; }
.faq details { border-bottom: 1px solid var(--rule); padding: 20px 0; }
.faq summary { cursor: pointer; list-style: none; font-family: var(--serif); font-size: 21px; font-weight: 600;
  display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); font-weight: 400; color: var(--muted); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 12px 0 0; color: var(--ink-2); }

.cta { text-align: center; }
.cta h2 { font-size: clamp(32px, 4vw, 46px); margin: 0 0 14px; }
.cta p { color: var(--ink-2); font-size: 18px; margin: 0 auto 28px; max-width: 32em; }
.cta .appstore { margin-inline: auto; }

footer { border-top: 1px solid var(--rule); padding: 36px 0 48px; font-size: 14px; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
footer a { color: var(--ink-2); text-decoration: none; margin-left: 20px; }
footer a:first-child { margin-left: 0; }
.disclaimer { width: 100%; font-size: 13px; line-height: 1.55; margin-top: 8px; }

/* Article pages (privacy, support, guides) */
.article { max-width: 720px; padding: 56px 0 96px; }
.article h1 { font-size: clamp(34px, 4.4vw, 48px); margin-bottom: 8px; }
.article h2 { font-size: 25px; margin: 2.2em 0 .5em; }
.article p, .article li { color: var(--ink-2); }
.article .updated { color: var(--muted); font-size: 15px; margin-bottom: 2em; }

@media (max-width: 900px) {
  .hero { padding: 40px 0 64px; }
  .hero .wrap, .privacy { grid-template-columns: 1fr; gap: 40px; }
  .pages { height: auto; aspect-ratio: 1 / 1.05; max-width: 520px; width: 100%; margin-inline: auto; }
  .steps, .features { grid-template-columns: 1fr; }
  section { padding: 72px 0; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 520px) {
  .appstore { width: 100%; justify-content: center; }
  footer a { margin: 0 16px 0 0; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* Guides */
.crumbs { margin: 0 0 12px; font-size: 14px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a::after { content: " \203A"; }
.notice { margin: 18px 0 28px; padding: 12px 16px; border: 1px solid #d9e2f6; background: #eef3fd; border-radius: 10px;
  font-size: 15px; color: var(--navy); }
.guide h2 { font-size: 27px; margin: 1.9em 0 .55em; }
.guide h3 { font-size: 21px; margin: 1.5em 0 .4em; }
.guide p, .guide li { font-size: 17.5px; line-height: 1.7; }
.guide ul, .guide ol { padding-left: 1.3em; }
.guide hr { border: 0; border-top: 1px solid var(--rule); margin: 2.4em 0; }
.guide blockquote { margin: 1.4em 0; padding: 4px 18px; border-left: 3px solid var(--navy); background: var(--paper-2);
  border-radius: 0 8px 8px 0; }
.guide blockquote p { font-size: 16.5px; }
.guide table { width: 100%; border-collapse: collapse; margin: 1.4em 0; font-size: 15px; display: block; overflow-x: auto; }
.guide th, .guide td { border-bottom: 1px solid var(--rule); padding: 10px 12px; text-align: left; vertical-align: top; }
.guide th { background: var(--paper-2); font-weight: 600; }
.guide-cta { max-width: 720px; margin: 8px 0 56px; padding: 32px; background: #fff; border: 1px solid var(--rule);
  border-radius: var(--radius); box-shadow: 0 10px 30px -18px rgba(20, 23, 28, .25); }
.guide-cta h2 { font-size: 28px; margin: 0 0 8px; }
.guide-cta p { color: var(--ink-2); margin: 0 0 20px; }
.more-guides { max-width: 720px; padding-bottom: 72px; }
.more-guides h2 { font-size: 22px; margin: 0 0 12px; }
.more-guides ul { list-style: none; padding: 0; margin: 0; }
.more-guides li { border-top: 1px solid var(--rule); }
.more-guides a { display: block; padding: 12px 0; text-decoration: none; color: var(--ink); }
.more-guides a:hover { color: var(--blue); }
.guide-list { list-style: none; padding: 0; margin: 28px 0 0; }
.guide-list li { border-top: 1px solid var(--rule); }
.guide-list a { display: block; padding: 18px 0; text-decoration: none; }
.guide-list strong { display: block; font-family: var(--serif); font-size: 21px; font-weight: 600; color: var(--ink); }
.guide-list span { display: block; margin-top: 4px; color: var(--ink-2); font-size: 15.5px; }
.guide-list a:hover strong { color: var(--blue); }