:root {
  color-scheme: light;
  --paper: #f7f7f5;
  --ink: #171717;
  --muted: #686868;
  --line: #dededc;
  --surface: #eeeeec;
  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { background: var(--paper); scroll-behavior: smooth; scroll-padding-top: 32px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
a, button, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid currentColor; outline-offset: 5px; }
a:hover { text-decoration: underline; text-underline-offset: 5px; }
.wrap { width: min(1180px, calc(100% - 96px)); margin-inline: auto; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; }
.header { border-bottom: 1px solid var(--line); }
.nav { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 28px; font-weight: 650; letter-spacing: -1px; line-height: 1; }
.brand:hover { text-decoration: none; }
.brand img { border-radius: 9px; }
.nav-links { display: flex; align-items: center; gap: 30px; font-size: 13px; font-weight: 500; }
.hero { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 64px; padding-block: 56px 64px; }
.eyebrow { font-size: 12px; font-weight: 500; color: var(--muted); margin-bottom: 24px; }
h1 { font-size: clamp(56px, 6.2vw, 85px); font-weight: 600; letter-spacing: -4.5px; margin-bottom: 28px; }
h1 span, h2 span { color: #777; }
.intro { max-width: 440px; color: var(--muted); font-size: 19px; line-height: 1.65; margin-bottom: 28px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 32px; background: var(--ink); color: white; padding: 15px 25px; border-radius: 100px; font-size: 14px; font-weight: 500; }
.button:hover { text-decoration: none; background: #393939; }
.hero-note { color: var(--muted); font-size: 12px; margin: 18px 0 0; }
.hero-note span { padding-inline: 8px; }
.app-preview { border-radius: 28px; background: #eaeae8; padding: 20px 24px; text-align: center; }
.preview-tabs { display: inline-flex; gap: 3px; padding: 4px; border: 1px solid #d9d9d6; background: #e0e0de; border-radius: 100px; margin-bottom: 22px; }
.preview-tabs button { border: 0; border-radius: 100px; padding: 8px 22px; background: transparent; font-size: 12px; color: #505050; cursor: pointer; }
.preview-tabs button[aria-pressed=true] { background: #fff; color: #161616; box-shadow: 0 2px 5px #0000000b; }
.preview-figure { margin: 0; }
.phone { width: 250px; max-width: 100%; margin-inline: auto; padding: 6px; border: 1px solid #555; background: #141414; border-radius: 36px; box-shadow: 0 18px 30px #00000020; overflow: hidden; }
.phone img { display: block; width: 100%; height: auto; aspect-ratio: 1170 / 2532; object-fit: cover; border-radius: 29px; }
.preview-figure figcaption { display: grid; margin-top: 21px; gap: 3px; }
.preview-figure figcaption strong { font-size: 15px; font-weight: 600; }
.preview-figure figcaption span { font-size: 12px; color: #616161; min-height: 20px; }
.screen-note { font-size: 10px; margin: 13px 0 0; color: #686868; }
.section { padding-block: 85px; }
.section-heading h2 { font-size: clamp(36px, 4vw, 52px); letter-spacing: -2px; font-weight: 600; margin-bottom: 22px; }
.section-heading p:not(.eyebrow) { color: var(--muted); max-width: 440px; font-size: 17px; }
.centered { text-align: center; }
.centered p { margin-inline: auto; }
.scissors-mark { display: block; margin-bottom: 22px; border-radius: 11px; }
.centered .scissors-mark { margin-inline: auto; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 48px; }
.features-grid article + article { border-left: 1px solid var(--line); padding-left: 40px; }
.feature-label { font-size: 11px; color: var(--muted); }
.features-grid h3 { font-size: 23px; font-weight: 550; letter-spacing: -.7px; line-height: 1.25; margin: 12px 0; }
.features-grid p { color: var(--muted); font-size: 15px; line-height: 1.75; margin-bottom: 0; }
.sources-section { background: var(--surface); padding-block: 64px; }
.sources-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 110px; }
.source-image { margin: 0; text-align: center; }
.source-image img { display: block; width: 280px; max-width: 100%; height: auto; margin-inline: auto; border-radius: 12px; }
.source-image figcaption { font-size: 10px; color: var(--muted); margin-top: 14px; }
.context-list { list-style: none; padding: 0; margin: 30px 0; }
.context-list li { border-top: 1px solid #d4d4d1; padding: 14px 0; font-size: 14px; display: flex; align-items: center; justify-content: space-between; }
.context-list li::after { content: '↗'; color: #7b7b7b; }
.context-list li:last-child { border-bottom: 1px solid #d4d4d1; }
.section-heading .quiet-note { font-size: 12px !important; }
.style-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: center; }
.text-link { display: inline-block; margin-top: 12px; font-size: 12px; border-bottom: 1px solid #a6a6a6; padding-bottom: 4px; }
.text-link span { padding-left: 12px; }
.style-demo { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 30px; }
.demo-label { font-size: 12px; font-weight: 600; margin-bottom: 18px; }
.style-buttons { display: flex; gap: 7px; flex-wrap: wrap; }
.style-buttons button { border: 1px solid #dedede; border-radius: 100px; background: transparent; color: var(--ink); padding: 9px 13px; font-size: 11px; cursor: pointer; }
.style-buttons button[aria-pressed=true] { background: var(--ink); border-color: var(--ink); color: white; }
.style-buttons button:hover { border-color: var(--ink); }
.sample-story { min-height: 256px; padding: 28px 0 20px; }
.tag { color: #717171; font-size: 11px; }
.sample-story h3 { font-size: 26px; font-weight: 550; line-height: 1.2; letter-spacing: -.8px; margin: 12px 0; }
.sample-story p { font-size: 16px; line-height: 1.75; color: var(--muted); margin-bottom: 0; }
.sample-note { font-size: 10px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 16px; margin-bottom: 0; }
.preferences { margin-top: 58px; padding: 32px; border-radius: 20px; background: var(--surface); display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.preferences h3 { font-size: 21px; font-weight: 550; letter-spacing: -.5px; margin-bottom: 10px; }
.preferences p { font-size: 14px; color: var(--muted); max-width: 430px; margin: 0; }
.topic-tags { display: flex; flex-wrap: wrap; gap: 8px; max-width: 360px; }
.topic-tags > span { font-size: 12px; background: #fff; border-radius: 20px; padding: 8px 14px; }
.topic-tags .hidden-topic { border: 1px dashed #aaa; background: transparent; color: #6c6c6c; }
.hidden-topic > span { padding-left: 7px; }
.hidden-topic small { padding-left: 10px; font-size: 10px; }
.faq-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq-list details:first-child { padding-top: 0; }
.faq-list summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 20px; font-size: 16px; font-weight: 500; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: '+'; color: var(--muted); font-size: 21px; line-height: 1.2; }
.faq-list details[open] summary::after { content: '−'; }
.faq-list p { color: var(--muted); font-size: 14px; line-height: 1.8; margin: 12px 30px 0 0; }
.closing { background: #1a1a1a; color: #f5f5f3; text-align: center; padding-block: 66px; }
.closing .scissors-mark { margin-inline: auto; }
.closing h2 { font-size: clamp(38px, 4.5vw, 60px); font-weight: 550; letter-spacing: -2px; margin-bottom: 22px; }
.closing h2 span { color: #aaa; }
.closing p { color: #bdbdbd; font-size: 14px; margin-bottom: 25px; }
.button-light { background: #f7f7f5; color: #171717; }
.button-light:hover { background: #ddd; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 38px; }
.footer .brand { font-size: 24px; }
.footer p { font-size: 11px; color: var(--muted); margin: 13px 0 0; }
.footer nav { display: flex; gap: 24px; font-size: 12px; }
.copyright { color: var(--muted); font-size: 10px; }
.skip-link { position: fixed; top: -70px; left: 15px; background: white; padding: 10px 18px; z-index: 10; }
.skip-link:focus { top: 10px; }
@media (max-width: 1050px) {
  .wrap { width: calc(100% - 64px); }
  .hero { gap: 36px; }
  h1 { font-size: 64px; letter-spacing: -3.5px; }
  .sources-grid, .style-layout, .faq-section { gap: 45px; }
  .features-grid { gap: 25px; }
  .features-grid article + article { padding-left: 25px; }
  .preferences { gap: 25px; }
  .footer { flex-wrap: wrap; }
}
@media (max-width: 720px) {
  .wrap { width: calc(100% - 40px); }
  .nav { flex-wrap: wrap; gap: 12px; padding-block: 20px 10px; }
  .brand { font-size: 27px; }
  .nav-links { width: 100%; justify-content: space-between; flex-wrap: wrap; gap: 5px 12px; font-size: 12px; }
  .nav-links a { display: inline-flex; align-items: center; min-height: 44px; }
  .hero { grid-template-columns: 1fr; gap: 32px; padding-block: 42px 52px; }
  h1 { font-size: clamp(49px, 10vw, 68px); letter-spacing: -2.8px; margin-bottom: 23px; }
  .desktop-break { display: none; }
  .eyebrow { font-size: 11px; margin-bottom: 20px; }
  .intro { font-size: 17px; max-width: 500px; }
  .app-preview { padding: 20px 16px; width: 100%; max-width: 480px; justify-self: center; border-radius: 24px; }
  .preview-tabs button { padding-inline: 20px; }
  .phone { width: 246px; }
  .preview-figure figcaption span { font-size: 11px; }
  .section { padding-block: 56px; }
  .section-heading h2 { font-size: 39px; letter-spacing: -1.6px; }
  .section-heading p:not(.eyebrow) { font-size: 16px; }
  .features-grid { grid-template-columns: 1fr; gap: 24px; margin-top: 35px; }
  .features-grid article + article { border-left: 0; border-top: 1px solid var(--line); padding: 24px 0 0; }
  .sources-section { padding-block: 48px; }
  .sources-grid { grid-template-columns: 1fr; gap: 30px; }
  .source-copy { grid-row: 1; }
  .source-image img { width: 260px; }
  .style-layout, .faq-section { grid-template-columns: 1fr; gap: 30px; }
  .style-demo { padding: 22px; }
  .sample-story { min-height: 285px; }
  .sample-story h3 { font-size: 25px; }
  .preferences { flex-direction: column; align-items: flex-start; margin-top: 30px; padding: 24px; }
  .preferences h3 { line-height: 1.25; }
  .faq-section { gap: 16px; }
  .closing { padding-block: 52px; }
  .closing h2 { font-size: 39px; letter-spacing: -1.5px; }
  .footer { align-items: flex-start; gap: 28px; padding-block: 32px; }
  .footer nav { gap: 14px 22px; flex-wrap: wrap; }
  .copyright { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { background: var(--paper); scroll-behavior: auto; }
}

/* Broad headlines and screen-led layouts echo the App Store artwork. */
.introduction { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; border-top: 1px solid var(--line); }
.introduction h2 { font-size: clamp(32px, 3.4vw, 44px); letter-spacing: -1.6px; font-weight: 650; margin-bottom: 24px; }
.introduction article > p:last-child { color: var(--muted); font-size: 17px; max-width: 450px; margin-bottom: 0; }
.workflow { background: #eeeeec; }
.workflow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin-top: 48px; }
.workflow-grid article { border-top: 1px solid #c9c9c6; padding-top: 20px; }
.workflow-grid h3 { font-size: 22px; line-height: 1.2; font-weight: 600; letter-spacing: -.5px; margin: 12px 0; }
.workflow-grid p { font-size: 14px; color: var(--muted); line-height: 1.75; margin-bottom: 0; }
.method-details { margin-top: 36px; border-top: 1px solid #d2d2cf; padding-top: 20px; }
.method-details summary { cursor: pointer; font-size: 13px; font-weight: 500; }
.method-details p { font-size: 14px; color: var(--muted); max-width: 800px; margin: 14px 0 0; }
.phone-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 42px; }
.store-art { display: block; aspect-ratio: 1320 / 2868; background: #f8f8f8; border: 1px solid var(--line); overflow: hidden; border-radius: 20px; }
.store-art > img { display: block; width: 100%; height: 100%; object-fit: contain; }
.store-art:hover { text-decoration: none; border-color: #999; }
.stories-art { display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 38px 24px; }
.art-headline { font-size: clamp(21px, 2.6vw, 34px); text-transform: uppercase; font-weight: 850; letter-spacing: -1px; line-height: 1.14; text-align: center; margin-bottom: 24px; }
.art-headline span { color: #757575; }
.gallery-phone { width: 78%; padding: 5px; background: #191919; border: 1px solid #555; border-radius: 30px; overflow: hidden; transform: rotate(-4deg); box-shadow: 0 10px 18px #0000001a; }
.gallery-phone img { width: 100%; height: auto; display: block; border-radius: 24px; }
.phone-gallery h3 { font-size: 23px; font-weight: 600; letter-spacing: -.6px; margin: 25px 0 12px; }
.phone-gallery p { color: var(--muted); font-size: 15px; line-height: 1.75; }
.gallery-note { font-size: 11px; color: var(--muted); text-align: center; margin: 24px 0 0; }
@media (max-width: 1050px) {
  .introduction { gap: 50px; }
  .workflow-grid { grid-template-columns: repeat(2, 1fr); }
  .phone-gallery { gap: 20px; }
  .stories-art { padding: 25px 16px; }
}
@media (max-width: 720px) {
  .introduction { grid-template-columns: 1fr; gap: 36px; }
  .introduction h2 { font-size: 36px; }
  .workflow-grid { grid-template-columns: 1fr; gap: 25px; margin-top: 30px; }
  .phone-gallery { grid-template-columns: 1fr; gap: 32px; }
  .store-art { max-width: 340px; margin-inline: auto; }
  .stories-art { padding: 38px 24px; }
  .art-headline { font-size: 32px; }
  .phone-gallery h3 { margin-top: 22px; }
  .phone-gallery p { margin-bottom: 0; }
}

/* Section hierarchy and animated article grouping. */
.introduction .section-title, .section-heading .section-title { font-size: clamp(44px, 5.2vw, 68px); font-weight: 650; letter-spacing: -2.5px; margin-bottom: 24px; }
.section-subtitle { font-size: clamp(27px, 3vw, 38px); font-weight: 500; line-height: 1.18; letter-spacing: -1px; color: var(--muted); margin-bottom: 24px; }
.introduction .section-subtitle { min-height: 0; margin-bottom: 14px; }
.store-art { margin: 0; }
.store-art:hover { border-color: var(--line); }
.sources-grid { grid-template-columns: 1.2fr 1fr; gap: 60px; }
.source-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.source-pair .source-image img { width: 100%; }
.section-heading p.source-takeaway { font-size: clamp(26px, 2.7vw, 36px); color: var(--ink); line-height: 1.2; font-weight: 550; letter-spacing: -.9px; margin: 34px 0 0; }
.animation-toolbar { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px 24px; margin-top: 32px; font-size: 11px; color: var(--muted); }
.animation-toolbar button { font-size: 11px; padding: 8px 13px; border: 1px solid #c6c6c3; border-radius: 30px; background: transparent; color: var(--ink); cursor: pointer; }
.workflow-grid { margin-top: 24px; }
.workflow-grid article { border: 0; padding-top: 0; }
.algorithm-visual { background: #f7f7f5; border-radius: 16px; margin-bottom: 24px; overflow: hidden; }
.algorithm-visual svg { width: 100%; height: auto; display: block; }
.moving-dot { animation: gather-dots 6s ease-in-out infinite; animation-delay: var(--delay); }
.summary-sheet { animation: reveal-summary 6s ease-in-out infinite; }
.animations-paused .moving-dot, .animations-paused .summary-sheet { animation-play-state: paused; }
@keyframes gather-dots {
  0%, 12%, 100% { transform: translate(var(--from-x), var(--from-y)); }
  42%, 78% { transform: translate(0, 0); }
}
@keyframes reveal-summary {
  0%, 32%, 100% { opacity: 0; transform: translateY(8px); }
  50%, 78% { opacity: 1; transform: translateY(0); }
}
@media (max-width: 1050px) {
  .sources-grid { gap: 35px; }
  .source-pair { gap: 12px; }
}
@media (max-width: 720px) {
  .introduction .section-title, .section-heading .section-title { font-size: 43px; letter-spacing: -1.8px; }
  .section-subtitle { font-size: 29px; }
  .introduction .section-subtitle { min-height: 0; }
  .sources-grid { grid-template-columns: 1fr; }
  .source-pair { gap: 12px; }
  .section-heading p.source-takeaway { font-size: 29px; }
}
@media (prefers-reduced-motion: reduce) {
  .moving-dot, .summary-sheet { animation: none; }
  .summary-sheet { opacity: 1; }
  .animation-toolbar { display: none; }
}
@media (max-width: 720px) {
  .nav-links { gap: 5px 8px; font-size: 11px; }
}

.hero-globe {
  --accent: #171717;
  --hot: #171717;
  --live: #171717;
  --line-strong: #777;
  --ink-dim: #333;
  --ink-mute: #777;
  --bg-2: #eee;
  --bg: #f7f7f5;
  --font-mono: var(--font);
  text-align: center;
}
#globe-root { width: 100%; aspect-ratio: 1; }
.globe-toggle { border: 1px solid #ccc; border-radius: 30px; padding: 8px 15px; background: transparent; color: #666; font-size: 11px; cursor: pointer; }
.launch-signup { max-width: 480px; margin: 28px auto 0; padding: 22px 24px 12px; background: #fff; border-radius: 18px; color: #171717; }
.launch-signup iframe { display: block; border: 0; }
.closing .signup-fallback { color: #666; font-size: 11px; margin: 10px 0 0; }
.hero-copy > .button { margin-top: 10px; }
@media (max-width: 720px) {
  .hero-globe { width: 100%; }
  .launch-signup { padding: 18px 16px 12px; }
}

.section-heading p.source-takeaway span { color: var(--muted); }

/* The shared device-appearance script updates this on every page. */
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #121212;
  --ink: #f1f1ef;
  --muted: #aaa;
  --line: #363636;
  --surface: #1c1c1c;
}
:root[data-theme="dark"] h1 span, :root[data-theme="dark"] h2 span { color: #a0a0a0; }
:root[data-theme="dark"] .button { color: #161616; background: #f1f1ef; }
:root[data-theme="dark"] .button:hover { background: #d4d4d2; }
:root[data-theme="dark"] .workflow { background: var(--surface); }
:root[data-theme="dark"] .style-demo { background: #1c1c1c; }
:root[data-theme="dark"] .style-buttons button { border-color: #484848; }
:root[data-theme="dark"] .style-buttons button[aria-pressed=true] { color: #161616; background: #eee; border-color: #eee; }
:root[data-theme="dark"] .tag { color: #b5b5b5; }
:root[data-theme="dark"] .topic-tags > span { background: #303030; }
:root[data-theme="dark"] .topic-tags .hidden-topic { color: #b8b8b8; border-color: #666; background: transparent; }
:root[data-theme="dark"] .method-details { border-color: var(--line); }
:root[data-theme="dark"] .animation-toolbar button { border-color: #535353; }
:root[data-theme="dark"] .globe-toggle { color: #b5b5b5; border-color: #535353; }
:root[data-theme="dark"] .hero-globe {
  --accent: #e7e7e5;
  --hot: #e7e7e5;
  --live: #e7e7e5;
  --line-strong: #939393;
  --ink-dim: #ddd;
  --ink-mute: #aaa;
  --bg-2: #222;
  --bg: #121212;
}
:root[data-theme="dark"] .closing { background: #080808; }
:root[data-theme="dark"] .skip-link { background: #242424; }
/* Keep supplied artwork, the white icon, and the external form true to their originals. */
.brand img, .scissors-mark { background: #f8f8f8; }
.launch-signup, .store-art, .source-image { color-scheme: light; }
.dot-collect { animation: collect-scattered 6s ease-in-out infinite both; animation-delay: var(--arrival); }
.collection-waiting .dot-collect { animation-play-state: paused; }
@keyframes collect-scattered {
  0%, 12%, 100% { transform: translateX(var(--entry-x)); }
  42%, 78% { transform: translateX(0); }
}
@media (max-width: 1050px) {
  .nav { gap: 18px; }
  .nav-links { gap: 18px; }
}
@media (max-width: 720px) {
  .nav { justify-content: space-between; }
  .nav-links { order: 3; gap: 5px 8px; }
  .source-pair { grid-template-columns: 1fr; gap: 20px; }
  .source-pair .source-image img { width: min(100%, 340px); }
  .introduction .section-subtitle { margin-bottom: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .dot-collect { animation: none; opacity: 1; transform: none; }
}

/* Scale the opening sentence to its column, keeping the grey statement prominent. */
.hero-copy { min-width: 0; container-type: inline-size; }
.hero h1 .hero-lead {
  display: block;
  color: var(--ink);
  font-size: clamp(24px, 9.5cqw, 56px);
  font-weight: 550;
  letter-spacing: -.045em;
  line-height: 1.2;
  white-space: nowrap;
  margin-bottom: .3em;
}