:root {
  --bg: #ffffff;
  --tint: #f4f7fc;
  --ink: #0d1424;
  --ink-2: #4a5568;
  --muted: #6b7486;
  --line: #e3e8f1;
  --blue: #0a63ff;
  --blue-2: #00b2ff;
  --blue-soft: #e8f0ff;
  --card: #ffffff;
  --shadow: 0 1px 2px rgba(13, 20, 36, .05), 0 12px 32px -12px rgba(13, 20, 36, .14);
  --radius: 20px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "New York", "Iowan Old Style", Charter, Georgia, "Times New Roman", serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0d14;
    --tint: #10151f;
    --ink: #eef2f8;
    --ink-2: #b7c0cf;
    --muted: #8a94a6;
    --line: #232b3a;
    --blue: #4a8dff;
    --blue-soft: #14213a;
    --card: #141a26;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 36px -16px rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); }
h1, h2, h3 { text-wrap: balance; line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .5em; }
h2 { font-size: clamp(30px, 4.2vw, 46px); font-weight: 800; }
h3 { font-size: 19px; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; text-decoration: none; }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 14px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.center { text-align: center; }
.large { font-size: 21px; line-height: 1.5; color: var(--ink); }
.prose p { color: var(--ink-2); }
.prose .large { color: var(--ink); }

/* Buttons */
.button { display: inline-flex; align-items: center; gap: 8px; background: var(--blue); color: #fff; text-decoration: none; font-weight: 650; padding: 13px 22px; border-radius: 999px; transition: transform .15s, box-shadow .15s, background .15s; box-shadow: 0 6px 18px -6px rgba(10, 99, 255, .6); }
.button:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -8px rgba(10, 99, 255, .7); }
.button-small { padding: 9px 16px; font-size: 15px; }
.store-button { display: inline-flex; align-items: center; gap: 12px; background: #000; color: #fff; text-decoration: none; padding: 11px 22px 11px 16px; border-radius: 14px; transition: transform .15s, box-shadow .15s; box-shadow: 0 10px 26px -12px rgba(0, 0, 0, .5); }
.store-button:hover { transform: translateY(-2px); }
.store-button span { display: flex; flex-direction: column; font-size: 21px; font-weight: 650; line-height: 1.1; letter-spacing: -.01em; }
.store-button small { font-size: 11.5px; font-weight: 500; letter-spacing: .01em; opacity: .85; }
.store-button svg { flex: none; }
.store-button-light { background: #fff; color: #000; }
@media (prefers-color-scheme: dark) { .store-button { background: #fff; color: #000; } }
.text-link { font-weight: 650; text-decoration: none; }
.text-link:hover { text-decoration: underline; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(180%) blur(16px); -webkit-backdrop-filter: saturate(180%) blur(16px); border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -.02em; color: var(--ink); text-decoration: none; }
.brand img { border-radius: 9px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--ink-2); text-decoration: none; font-size: 15px; font-weight: 550; }
.nav-links a:hover { color: var(--ink); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 72px 0 88px; background:
  radial-gradient(900px 520px at 85% 10%, color-mix(in srgb, var(--blue-2) 22%, transparent), transparent 70%),
  radial-gradient(700px 500px at 10% 90%, color-mix(in srgb, var(--blue) 12%, transparent), transparent 70%); }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(42px, 6.2vw, 74px); font-weight: 850; letter-spacing: -.035em; margin-bottom: 22px; }
.grad { background: linear-gradient(100deg, var(--blue-2), var(--blue) 60%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 20px; line-height: 1.55; color: var(--ink-2); max-width: 560px; margin-bottom: 30px; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 26px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 22px; list-style: none; padding: 0; margin: 30px 0 0; color: var(--muted); font-size: 15px; }
.hero-points li::before { content: "✓"; color: var(--blue); font-weight: 800; margin-right: 7px; }

.hero-art { position: relative; height: 600px; }
.phone { position: relative; background: #0b0c10; border-radius: 48px; padding: 11px; box-shadow: 0 40px 80px -30px rgba(13, 30, 70, .45), inset 0 0 0 1.5px rgba(255, 255, 255, .08); }
.phone img, .phone .reader { border-radius: 38px; overflow: hidden; }
.phone-front { position: absolute; width: 285px; right: 40px; top: 0; margin: 0; z-index: 2; }
.phone-back { position: absolute; width: 250px; left: 10px; top: 70px; transform: rotate(-6deg); opacity: .96; }
.phone-front::before { content: ""; position: absolute; top: 21px; left: 50%; width: 88px; height: 26px; border-radius: 20px; background: #000; transform: translateX(-50%); z-index: 3; }

/* Reader component */
.reader { --r-bg: #fff; --r-ink: #1c1c1e; position: relative; background: var(--r-bg); color: var(--r-ink); transition: background .3s, color .3s; }
.reader[data-theme="sepia"] { --r-bg: #f4ecd8; --r-ink: #5b4636; }
.reader[data-theme="dark"] { --r-bg: #121214; --r-ink: #d9d9db; }
.reader-viewport { overflow: hidden; position: relative; outline: none; }
.reader-viewport::before, .reader-viewport::after { content: ""; position: absolute; left: 0; right: 0; height: 44px; z-index: 1; pointer-events: none; }
.reader-viewport::before { top: 0; background: linear-gradient(var(--r-bg), transparent); }
.reader-viewport::after { bottom: 0; background: linear-gradient(transparent, var(--r-bg)); }
.reader-track { will-change: transform; }
.reader-text { font-family: var(--serif); padding: 0 22px; }
.reader-text h3, .reader-text .h3-copy { font-family: var(--serif); font-size: 1.3em; font-weight: 700; line-height: 1.12; letter-spacing: 0; margin: 0 0 .5em; padding-top: 1.2em; }
.reader-text p { margin: 0 0 .8em; line-height: 1.6; }

.reader-hero { font-size: 16.5px; aspect-ratio: 553 / 1200; }
.reader-hero .reader-viewport { position: absolute; inset: 0; }
.reader-hero .reader-viewport::before { height: 70px; }
.reader-play { position: absolute; z-index: 4; bottom: 18px; right: 18px; width: 44px; height: 44px; border-radius: 50%; border: 0; background: rgba(28, 28, 30, .78); color: #fff; display: grid; place-items: center; cursor: pointer; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.reader-play svg, .demo-play svg { width: 20px; height: 20px; fill: currentColor; }
[data-play][aria-pressed="true"] .i-play, [data-play][aria-pressed="false"] .i-pause { display: none; }

/* Facts */
.facts { border-block: 1px solid var(--line); background: var(--bg); }
.facts-row { display: grid; grid-template-columns: repeat(5, 1fr); }
.facts-row div { padding: 26px 12px; text-align: center; display: flex; flex-direction: column; gap: 2px; }
.facts-row div + div { border-left: 1px solid var(--line); }
.facts-row b { font-size: 30px; font-weight: 800; letter-spacing: -.03em; color: var(--ink); }
.facts-row span { font-size: 14px; color: var(--muted); }

/* Sections */
.section { padding: 104px 0; }
.section-tint { background: var(--tint); }
.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-head p:not(.eyebrow) { color: var(--ink-2); font-size: 18px; }
.two-col { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: start; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.card p { color: var(--ink-2); font-size: 16px; margin: 0; }
.card-icon { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue-2), var(--blue)); margin-bottom: 18px; }
.card-icon svg { width: 24px; height: 24px; fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Try it */
.try-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: center; }
.try-copy p:not(.eyebrow) { color: var(--ink-2); }
.demo { border-radius: 26px; border: 1px solid var(--line); background: var(--card); box-shadow: var(--shadow); overflow: hidden; }
.reader-demo { font-size: 19px; }
.reader-demo .reader-viewport { height: 380px; }
.reader-demo .reader-text { padding: 0 34px; max-width: 640px; margin: 0 auto; }
.demo-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 22px; padding: 18px 22px; border-top: 1px solid var(--line); background: var(--card); color: var(--ink); font-family: var(--font); }
.demo-play { width: 48px; height: 48px; border-radius: 50%; border: 0; background: var(--blue); color: #fff; display: grid; place-items: center; cursor: pointer; flex: none; box-shadow: 0 6px 16px -6px rgba(10, 99, 255, .7); }
.control { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); flex: 1 1 140px; }
.control output { color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; }
.control input { width: 100%; accent-color: var(--blue); }
.theme-switch { display: inline-flex; padding: 3px; border-radius: 12px; background: var(--tint); border: 1px solid var(--line); }
.theme-switch button { border: 0; background: transparent; color: var(--ink-2); font: 600 14px var(--font); padding: 7px 12px; border-radius: 9px; cursor: pointer; }
.theme-switch button[aria-pressed="true"] { background: var(--card); color: var(--ink); box-shadow: 0 1px 4px rgba(0, 0, 0, .12); }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.steps li { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.steps p { color: var(--ink-2); font-size: 16px; margin: 0; }
.step-num { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-weight: 800; margin-bottom: 16px; }

/* Gallery */
.gallery { display: flex; gap: 28px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 10px max(20px, calc((100% - 1160px) / 2)) 30px; scrollbar-width: thin; }
.gallery figure { flex: 0 0 236px; margin: 0; scroll-snap-align: center; }
.phone-sm { border-radius: 38px; padding: 8px; box-shadow: 0 24px 50px -24px rgba(13, 30, 70, .45); }
.phone-sm img { border-radius: 30px; }
.gallery figcaption { margin-top: 16px; font-size: 15px; color: var(--ink-2); text-align: center; }

/* Formats table */
.table-wrap { overflow-x: auto; }
.formats { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); font-size: 15.5px; margin-bottom: 14px; }
.formats th, .formats td { padding: 15px 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.formats tbody tr:last-child > * { border-bottom: 0; }
.formats thead th { font-size: 12.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); background: var(--tint); }
.formats tbody th { white-space: nowrap; font-weight: 700; }
.formats td { color: var(--ink-2); }
.tag { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--tint); color: var(--ink-2); border: 1px solid var(--line); }
.tag-pro { background: linear-gradient(135deg, var(--blue-2), var(--blue)); color: #fff; border-color: transparent; }

/* Use cases */
.uses { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
.uses article { padding: 30px 28px 30px 0; border-bottom: 1px solid var(--line); }
.uses article:not(:nth-child(3n+1)) { padding-left: 28px; border-left: 1px solid var(--line); }
.uses p { color: var(--ink-2); font-size: 16px; margin: 0; }

/* Plans */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; max-width: 900px; margin: 0 auto 26px; }
.plan { background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 34px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.plan h3 { font-size: 22px; margin-bottom: 4px; }
.plan-price { color: var(--muted); font-weight: 600; margin-bottom: 20px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 11px; flex: 1; }
.plan li { position: relative; padding-left: 28px; color: var(--ink-2); font-size: 16px; }
.plan li::before { content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--blue-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m7 12.5 3.2 3L17 9' fill='none' stroke='%230a63ff' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 14px no-repeat; }
.plan li:has(strong)::before { display: none; }
.plan li:has(strong) { padding-left: 0; color: var(--ink); }
.plan-pro { background: linear-gradient(160deg, #0a8cff, #0a4fe0); color: #fff; border-color: transparent; }
.plan-pro .plan-price, .plan-pro li, .plan-pro li:has(strong) { color: rgba(255, 255, 255, .9); }
.plan-pro li::before { background-color: rgba(255, 255, 255, .2); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m7 12.5 3.2 3L17 9' fill='none' stroke='%23fff' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }
.plan-pro .button { background: #fff; color: #0a4fe0; align-self: flex-start; box-shadow: none; }

/* Privacy */
.privacy { display: grid; grid-template-columns: auto 1fr; gap: 40px; align-items: start; max-width: 900px; }
.privacy p:not(.eyebrow) { color: var(--ink-2); }
.privacy-badge { width: 96px; height: 96px; border-radius: 28px; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue-2), var(--blue)); box-shadow: 0 16px 34px -14px rgba(10, 99, 255, .7); }
.privacy-badge svg { width: 48px; height: 48px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Guide */
.guide h2 { max-width: 760px; }
.columns { columns: 2; column-gap: 56px; margin-top: 28px; }
.columns h3 { break-after: avoid; margin-top: 1.4em; font-size: 18px; }
.columns > :first-child { margin-top: 0; }
.columns p { break-inside: avoid; }

/* FAQ */
.faq-wrap { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 44px 22px 0; font-weight: 650; font-size: 18px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 26px; font-weight: 400; color: var(--blue); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--ink-2); padding: 0 40px 22px 0; margin: 0; }

/* CTA */
.cta { padding: 110px 0; text-align: center; color: #fff; background: radial-gradient(800px 400px at 50% 0%, rgba(255, 255, 255, .18), transparent 70%), linear-gradient(150deg, #00b2ff, #0a5cff 55%, #0838c9); }
.cta-inner { display: flex; flex-direction: column; align-items: center; }
.cta img { border-radius: 22px; box-shadow: 0 18px 40px -16px rgba(0, 0, 0, .45); margin-bottom: 26px; }
.cta h2 { max-width: 720px; }
.cta p { font-size: 19px; opacity: .9; max-width: 560px; margin-bottom: 30px; }
.cta .cta-note { font-size: 14px; opacity: .78; margin: 22px 0 0; }

/* Footer */
.footer { padding: 46px 0; border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.footer .brand { font-size: 18px; margin-bottom: 10px; }
.footer .brand img { border-radius: 8px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 10px 26px; align-items: flex-start; }
.footer nav a { color: var(--ink-2); text-decoration: none; font-size: 15px; }
.footer nav a:hover { color: var(--blue); }

/* Responsive */
@media (max-width: 1000px) {
  .nav-links { display: none; }
  .hero-grid, .two-col, .try-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 48px; }
  .hero-copy { text-align: center; }
  .lead { margin-inline: auto; }
  .actions, .hero-points { justify-content: center; }
  .hero-art { height: 560px; max-width: 520px; width: 100%; margin: 0 auto; }
  .two-col, .try-grid { gap: 28px; }
  .feature-grid, .uses { grid-template-columns: repeat(2, 1fr); }
  .uses article:not(:nth-child(3n+1)) { padding-left: 0; border-left: 0; }
  .uses article:nth-child(even) { padding-left: 28px; border-left: 1px solid var(--line); }
  .steps { grid-template-columns: 1fr; }
  .facts-row { grid-template-columns: repeat(3, 1fr); }
  .facts-row div:nth-child(4) { border-left: 0; }
  .facts-row div:nth-child(n+4) { border-top: 1px solid var(--line); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { width: calc(100% - 32px); }
  .hide-sm { display: none; }
  .section { padding: 72px 0; }
  .section-head { margin-bottom: 36px; }
  .hero { padding-bottom: 64px; }
  .hero-art { height: auto; margin-top: 8px; }
  .phone-front { position: relative; right: auto; width: 250px; margin: 0 auto; }
  .phone-back { display: none; }
  .feature-grid, .uses, .plans { grid-template-columns: 1fr; }
  .uses article, .uses article:nth-child(even) { padding: 24px 0; border-left: 0; }
  .facts-row { grid-template-columns: repeat(2, 1fr); }
  .facts-row div { border-left: 0 !important; border-top: 1px solid var(--line); }
  .facts-row div:nth-child(-n+2) { border-top: 0; }
  .facts-row div:nth-child(even) { border-left: 1px solid var(--line) !important; }
  .facts-row div:last-child { grid-column: span 2; border-left: 0 !important; }
  .columns { columns: 1; }
  .privacy { grid-template-columns: 1fr; gap: 22px; }
  .privacy-badge { width: 72px; height: 72px; border-radius: 22px; }
  .reader-demo .reader-viewport { height: 340px; }
  .reader-demo .reader-text { padding: 0 22px; }
  .card, .plan, .steps li { padding: 24px; }
  .formats th, .formats td { padding: 12px 14px; }
}

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