/* abou+ editorial system — generous composition, quiet interface, human scale. */
:root {
  --ink: #191919;
  --muted: #6a6a65;
  --paper: #f8f8f5;
  --soft: #ecece7;
  --line: #d9d9d2;
  --gutter: clamp(24px, 5.2vw, 100px);
  --section-space: clamp(88px, 10vw, 160px);
}
body { text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
main:focus { outline: none; }
main > section { max-width: 1920px; margin-inline: auto; }
header { height: 88px; padding-inline: var(--gutter); border: 0; position: relative; z-index: 30; background: var(--paper); }
header::after { content: ''; position: absolute; inset: auto var(--gutter) 0; height: 1px; background: var(--line); }
nav { gap: clamp(20px, 2.6vw, 46px); }
nav a, .nav-right a { min-height: 44px; display: inline-flex; align-items: center; }
nav a[aria-current=page] { text-decoration: underline; text-underline-offset: 7px; }
.nav-right { gap: 25px; }
.nav-start { border: 0; background: var(--ink); color: var(--paper); padding: 11px 20px; }
.account-link, .language { font-size: 14px; }
.mobile-nav-start, .mobile-nav-account { display: none; }
.preview-ribbon { padding: 10px var(--gutter); background: #e7e7e1; color: var(--muted); font-size: 12px; border: 0; }
.eyebrow { font-size: 12px; letter-spacing: .11em; font-weight: 500; margin-bottom: 28px; }
.hero { padding: 30px var(--gutter) 24px; min-height: min(870px, calc(100svh - 88px)); }
.hero-top { align-items: center; }
.hero-top .eyebrow { margin: 0; }
.hero-edition { font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.hero-composition { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 0 20px; margin: 56px 0 48px; align-items: start; }
.hero h1 { grid-column: 1 / 9; grid-row: 1; font-size: clamp(84px, 10.5vw, 164px); line-height: .96; letter-spacing: -.07em; margin: 0; z-index: 1; font-weight: 400; }
.hero h1 > span { display: block; }
html[lang=en] .hero h1 em { font-size: 1.04em; }
html[lang=zh] .hero h1 { font-size: clamp(84px, 10.5vw, 158px); line-height: 1.13; letter-spacing: -.065em; font-weight: 400; }
html[lang=zh] .hero-emphasis { font-weight: 600; padding-left: 1.02em; }
.hero-portrait { grid-column: 9 / 13; grid-row: 1 / 3; margin: 18px 0 0; width: 100%; }
.hero-portrait img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; object-position: center 22%; }
.hero-portrait figcaption { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px 12px; padding-top: 12px; font-size: 12px; color: var(--muted); }
.hero-copy { grid-column: 4 / 8; grid-row: 2; margin-top: 34px; max-width: none; font-size: 17px; line-height: 1.75; }
.hero-copy p { margin: 0 0 18px; }
.hero-copy .text-link { width: 100%; justify-content: space-between; max-width: 285px; }
.hero-baseline { margin-top: auto; border-top: 1px solid var(--line); padding-top: 18px; display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--muted); gap: 20px; }
.scroll-cue { min-height: 44px; display: inline-flex; align-items: center; gap: 35px; }
.text-link { font-size: 15px; gap: 45px; padding: 16px 0 13px; }
.section { padding: var(--section-space) var(--gutter); border-top: 0; }
.belief { background: var(--paper); color: var(--ink); grid-template-columns: 1fr 3fr; padding-top: clamp(90px, 12vw, 180px); padding-bottom: clamp(90px, 12vw, 180px); gap: 6vw; }
.belief .eyebrow { margin-top: 10px; }
.belief h2 { font-size: clamp(30px, 3.65vw, 57px); font-weight: 400; letter-spacing: -.045em; line-height: 1.42; }
.belief .dim { color: #757570; }
.belief-turn { display: block; margin-top: 45px; }
.belief-copy > p { font-size: 15px; color: var(--muted); line-height: 1.9; margin: 40px 0 0; }
.transformation-section { background: #eeeee9; }
.section-head { align-items: flex-end; margin-bottom: 68px; gap: 9vw; }
.section-head h2 { font-size: clamp(38px, 4.6vw, 70px); line-height: 1.2; letter-spacing: -.045em; }
.section-head > p { margin-bottom: 0; font-size: 16px; flex: 0 1 340px; }
.transform { grid-template-columns: 1.35fr .8fr; gap: 10vw; align-items: center; }
.identity-stage { background: #f8f8f5; }
.identity-caption { background: #f8f8f5ed; padding: 18px 24px; }
.identity-tabs { border-color: #c6c6be; }
.identity-tabs button { min-height: 66px; }
.steps { border-top: 0; }
.step-line { display: grid; grid-template-columns: 30px 1fr; gap: 20px; padding: 28px 0; }
.step-line > small { padding-top: 6px; }
.step-line strong { font-size: 30px; line-height: 1.2; }
.step-line p { font-size: 15px; line-height: 1.8; margin-top: 13px; }
.steps > .text-link { margin-top: 22px; }
.craft-section { background: #1b1b1b; color: #f6f6f1; }
.craft-heading { display: grid; grid-template-columns: 1fr 2.3fr; gap: 5vw; margin-bottom: 65px; }
.craft-heading .eyebrow { color: #b8b8b0; margin-top: 12px; }
.craft-heading h2 { font-size: clamp(38px, 4.8vw, 76px); font-weight: 400; letter-spacing: -.045em; line-height: 1.2; margin: 0; }
.craft-photo { width: 84%; }
.craft-photo img { width: 100%; aspect-ratio: 1.8; object-fit: cover; object-position: 50% 58%; }
.craft-photo figcaption { font-size: 12px; margin-top: 13px; }
.craft-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 35px; margin-top: 38px; margin-left: 25%; }
.craft-foot p { color: #c4c4bb; font-size: 17px; line-height: 1.9; margin: 0; }
.craft-foot .text-link { flex-shrink: 0; }
.founder-section > .eyebrow { margin-bottom: 45px; }
.founder-layout { display: grid; grid-template-columns: .82fr 1fr; gap: 12vw; align-items: center; }
.founder-words h2 { font-size: clamp(38px, 4.6vw, 70px); font-weight: 400; letter-spacing: -.045em; line-height: 1.2; margin: 0 0 44px; }
.founder-words blockquote { padding: 0; margin: 0 0 30px; font-size: clamp(20px, 2vw, 30px); line-height: 1.8; letter-spacing: -.015em; }
.founder-photo img { aspect-ratio: .75; object-fit: cover; }
.closing { padding: 70px var(--gutter) 110px; display: block; border-top: 1px solid var(--line); }
.closing-link { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.closing h2 { font-size: clamp(64px, 9.8vw, 150px); letter-spacing: -.07em; line-height: 1.2; }
.closing-arrow { font-size: clamp(58px, 9vw, 140px); line-height: 1; font-weight: 300; transition: transform .25s ease; }
.closing-link:hover .closing-arrow { transform: translate(8px, -8px); }
footer { padding: 55px var(--gutter) 24px; background: #eaeae4; }
.footer-top { margin-bottom: 52px; }
.footer-top .muted { font-size: 14px; }
.footer-links { gap: clamp(25px, 4vw, 70px); align-items: flex-start; }
.footer-links a, .footer-bottom a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-contact { padding-top: 22px; margin-bottom: 34px; }
.footer-contact .contact-list { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 30px; }
.footer-bottom { align-items: center; padding-top: 15px; }
.page { padding: 68px var(--gutter) 110px; }
.page-title { font-size: clamp(60px, 7.5vw, 116px); line-height: 1.12; letter-spacing: -.06em; margin-bottom: 65px; max-width: 1100px; }
html[lang=zh] .page-title { letter-spacing: -.05em; line-height: 1.2; }
.intro { font-size: clamp(19px, 2vw, 26px); line-height: 1.8; }
.about-opening { grid-template-columns: 1fr 1fr; gap: 12vw; align-items: start; margin-bottom: 110px; }
.about-opening .intro { margin-top: 40px; max-width: 460px; }
.about-opening .editorial-photo { width: 100%; max-width: 480px; }
.editorial-essay { max-width: 1120px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 0 8vw; margin: 0 auto; }
.editorial-essay h2 { grid-column: 1; font-size: clamp(24px, 2.5vw, 34px); line-height: 1.55; margin-top: 50px; padding-top: 34px; border-top: 1px solid var(--line); font-weight: 500; }
.editorial-essay > p { grid-column: 2; margin: 0 0 28px; color: #50504c; font-size: 17px; }
.editorial-essay > h2 + p { padding-top: 34px; margin-top: 50px; border-top: 1px solid var(--line); }
.editorial-essay > h2 { grid-row: auto / span 1; }
.editorial-essay > h2 + p { grid-row: auto; }
.editorial-essay blockquote { grid-column: 1 / -1; border-left: 0; padding: 60px 0 55px; margin: 0; font-size: clamp(28px, 3.4vw, 48px); line-height: 1.55; letter-spacing: -.025em; }
.editorial-essay > .text-link { grid-column: 2; justify-self: start; }
.process-list { margin: 90px 0 0; }
.process-row { display: grid; grid-template-columns: 70px 1fr 1.1fr; gap: 4vw; border-top: 1px solid var(--line); padding: 45px 0 55px; }
.process-number { font-size: 14px; color: var(--muted); margin-top: 12px; }
.process-row h2 { font-size: clamp(28px, 3.2vw, 44px); line-height: 1.3; font-weight: 400; margin: 0; letter-spacing: -.03em; }
.process-row p { font-size: 17px; line-height: 1.85; color: var(--muted); margin: 0; max-width: 500px; }
.process-list > .text-link { margin: 25px 0; }
main[data-page=stories] .split { grid-template-columns: 1.25fr 1fr; gap: 9vw; }
main[data-page=stories] .split h2 { font-size: clamp(36px,4vw,60px); }
.story-gallery { padding-top: 85px; margin-top: 100px; border-top: 1px solid var(--line); grid-template-columns: .85fr 1.15fr; gap: 9vw; }
main[data-page=stories] .actions { margin-top: 65px; }
main[data-page=privacy] .page-title, main[data-page=terms] .page-title { margin-bottom: 40px; }
main[data-page=privacy] .prose, main[data-page=terms] .prose { margin-left: 25%; max-width: 750px; font-size: 17px; }
/* Functional pages share the rhythm without oversized editorial introductions. */
.flow { gap: 10vw; max-width: 1240px; padding-block: 15px 40px; }
.flow h1 { font-size: clamp(36px, 3.7vw, 55px); line-height: 1.25; margin-bottom: 24px; }
.flow-description { font-size: 16px; max-width: 550px; }
.identity-preview { background: #e9e9e2; padding: 35px; min-height: 440px; border-top: 2px solid var(--ink); }
.identity-preview .preview-name { font-size: clamp(38px, 4.8vw, 76px); }
.primary, .secondary, .choice { min-height: 54px; }
.back { min-height: 44px; }
.primary { padding-inline: 30px; }
input.large { font-size: 38px; line-height: 1.4; padding-block: 20px; }
.field label { margin-bottom: 13px; }
textarea { min-height: 220px; }
.note { background: #efefe9; border-left: 2px solid #b9b9ac; }
.brief { max-width: 1000px; }
.brief-header { max-width: 780px; margin-bottom: 55px; }
.brief-header .page-title { font-size: clamp(46px, 5.4vw, 80px); margin-bottom: 25px; }
.brief-header > p { line-height: 1.8; }
.brief-grid { column-gap: 65px; }
.brief-item { padding-block: 28px; }
.brief-item dt { font-size: 13px; }
.auth { margin: 25px auto 70px; padding-top: 5px; }
.auth h1 { font-size: clamp(42px, 4.8vw, 64px); line-height: 1.18; margin-block: 25px; }
.status { font-size: 13px; }
/* Tablet: reduce density before navigation or text can collide. */
@media(max-width:1100px) {
  header { height: 80px; }
  header nav { gap: 20px; }
  .nav-right { gap: 18px; }
  .account-link { display: none!important; }
  .hero { min-height: auto; }
  .hero-composition { gap: 0 12px; margin-top: 45px; }
  .hero h1 { font-size: 11vw; }
  html[lang=zh] .hero h1 { font-size: 11vw; }
  .hero-copy { grid-column: 3 / 8; font-size: 16px; }
  .hero-portrait { grid-column: 9 / 13; }
  .belief { grid-template-columns: 1fr 3fr; gap: 30px; }
  .craft-heading { grid-template-columns: 1fr 2fr; }
  .craft-photo { width: 92%; }
  .founder-layout { gap: 8vw; }
  .craft-foot { margin-left: 15%; }
  .process-row { grid-template-columns: 40px 1fr 1fr; gap: 30px; }
}
/* Mobile: a composed reading order, not a scaled desktop layout. */
@media(max-width:800px) {
  :root { --gutter: 24px; --section-space: 76px; }
  header { height: 76px; }


  .nav-right { gap: 15px; }
  .account-link { display: none!important; }
  .menu-button { display: inline-flex; align-items: center; justify-content: center; min-width: 48px; min-height: 44px; padding: 10px 0 10px 8px; }
  header nav { top: 76px; padding: 23px var(--gutter) 30px; gap: 0; border-bottom: 1px solid var(--line); box-shadow: 0 12px 18px #00000005; }
  header nav a { font-size: 20px; min-height: 58px; width: 100%; border-bottom: 1px solid var(--line); }
  header nav .mobile-nav-account { display:flex; }
  header nav .mobile-nav-start { display: flex; margin-top: 10px; border-bottom: 0; }
  .hero { padding: 24px var(--gutter) 18px; }
  .hero-top .eyebrow { font-size: 11px; max-width: none; letter-spacing: .06em; }
  .hero-edition { font-size: 11px; }
  .hero-composition { grid-template-columns: repeat(6,minmax(0,1fr)); gap: 0 20px; margin-top: 36px; margin-bottom: 28px; }
  .hero h1 { grid-column: 1 / -1; grid-row: 1; font-size: clamp(70px, 13.5vw, 108px); line-height: .99; margin-bottom: 35px; letter-spacing: -.065em; }
  html[lang=zh] .hero h1 { font-size: clamp(65px, 13vw, 104px); line-height: 1.13; margin-bottom: 32px; }
  html[lang=zh] .hero-emphasis { padding-left: 1em; }
  .hero-portrait { grid-column: 1 / 4; grid-row: 2; margin: 0; }
  .hero-portrait img { aspect-ratio: 4 / 5; object-position: center 22%; }
  .hero-portrait figcaption { font-size: 11px; line-height: 1.5; padding-top: 10px; }
  .hero-portrait figcaption > span:first-child { display: none; }
  .hero-copy { grid-column: 4 / 7; grid-row: 2; margin-top: 18px; font-size: 15px; align-self: center; line-height: 1.8; }
  .hero-copy p br { display: none; }
  .hero-copy .text-link { font-size: 14px; gap: 12px; }
  .hero-copy .text-link span { font-size: 22px; }
  .hero-baseline { font-size: 11px; gap: 15px; padding-top: 8px; }
  .scroll-cue { gap: 15px; white-space: nowrap; }
  .belief { grid-template-columns: 1fr; gap: 18px; }
  .belief .eyebrow { margin: 0; }
  .belief h2 { font-size: clamp(28px, 5.6vw, 40px); line-height: 1.5; letter-spacing: -.045em; }
  .belief-turn { margin-top: 25px; }
  .belief-copy > p { margin-top: 28px; }
  .section-head { display: block; margin-bottom: 36px; }
  .section-head h2 { font-size: clamp(36px,7vw,48px); line-height: 1.25; }
  .section-head > p { margin-top: 24px; font-size: 15px; }
  .transform { grid-template-columns: minmax(0,1fr); gap: 36px; }
  .identity-stage { padding: 24px; }
  .identity-tabs button { min-height: 58px; font-size: 14px; }
  .identity-tabs button small { font-size: 11px; }
  .step-line { padding: 23px 0; grid-template-columns: 25px 1fr; gap: 16px; }
  .step-line strong { font-size: 26px; }
  .steps > .text-link { margin-top: 12px; }
  .craft-heading { display: block; margin-bottom: 35px; }
  .craft-heading h2 { font-size: clamp(35px, 7vw, 50px); line-height: 1.3; }
  .craft-heading .eyebrow { margin-top: 0; }
  .craft-photo { width: 100%; }
  .craft-photo img { aspect-ratio: 4 / 3; object-position: center; }
  .craft-foot { margin-left: 0; margin-top: 27px; display: block; }
  .craft-foot p { font-size: 16px; }
  .craft-foot .text-link { margin-top: 16px; }
  .founder-layout { grid-template-columns: minmax(0,1fr); gap: 35px; }
  .founder-photo { max-width: 490px; }
  .founder-section > .eyebrow { margin-bottom: 28px; }
  .founder-words h2 { font-size: 40px; line-height: 1.25; margin-bottom: 25px; }
  .founder-words blockquote { font-size: 21px; margin-bottom: 18px; }
  .closing { padding: 42px var(--gutter) 60px; }
  .closing .eyebrow { margin-bottom: 25px; }
  .closing h2 { font-size: clamp(42px, 9.6vw, 70px); line-height: 1.2; }
  .closing-arrow { font-size: 52px; }
  .closing-link { gap: 15px; }
  footer { padding: 40px var(--gutter) 20px; }
  .footer-top { flex-direction: row; align-items: flex-start; gap: 22px; margin-bottom: 26px; }
  .footer-links { flex-direction: column; gap: 0; font-size: 14px; }
  .footer-top .muted { font-size: 13px; }
  .footer-contact .contact-list { grid-template-columns: 1fr 1fr; gap: 20px 16px; }
  .contact-item { font-size: 14px; gap: 7px; }
  .footer-bottom { align-items: flex-start; gap: 4px; font-size: 11px; line-height: 1.8; }
  .page { padding: 40px var(--gutter) 70px; }
  .page > .eyebrow { margin-bottom: 23px; }
  .page-title { font-size: clamp(45px, 9vw, 68px); margin-bottom: 35px; line-height: 1.12; }
  html[lang=zh] .page-title { line-height: 1.22; }
  .intro { font-size: 19px; line-height: 1.8; }
  .about-opening { grid-template-columns: minmax(0,1fr); gap: 26px; margin-bottom: 60px; }
  .about-opening .intro { margin-top: 0; }
  .about-opening .editorial-photo { max-width: none; }
  .editorial-essay { display: block; }
  .editorial-essay h2 { font-size: 26px; line-height: 1.5; margin-top: 30px; padding-top: 27px; }
  .editorial-essay > h2 + p { margin-top: 0; padding-top: 0; border: 0; }
  .editorial-essay > p { font-size: 16px; line-height: 1.95; margin-bottom: 23px; }
  .editorial-essay blockquote { font-size: 27px; line-height: 1.6; padding: 25px 0; }
  .process-list { margin-top: 50px; }
  .process-row { grid-template-columns: 30px 1fr; gap: 10px 20px; padding: 28px 0 35px; }
  .process-number { font-size: 12px; margin-top: 7px; }
  .process-row h2 { font-size: 29px; }
  .process-row p { grid-column: 2; font-size: 16px; margin-top: 8px; }
  main[data-page=stories] .split { grid-template-columns: minmax(0,1fr); gap: 30px; }
  main[data-page=stories] .split h2 { font-size: 36px; line-height: 1.3; margin-block: 18px; }
  main[data-page=stories] .split p { font-size: 16px; }
  .story-gallery { grid-template-columns: minmax(0,1fr); gap: 25px; margin-top: 50px; padding-top: 45px; }
  .story-gallery h2 { font-size: 34px; }
  .story-gallery p { font-size: 16px; }
  main[data-page=privacy] .prose, main[data-page=terms] .prose { margin-left: 0; font-size: 16px; }
  .flow { grid-template-columns: minmax(0,1fr); padding-top: 0; gap: 40px; }
  .flow h1 { font-size: 35px; }
  .progress { margin-bottom: 30px; }
  .identity-preview { padding: 22px; min-height: 190px; width: 100%; }
  .identity-preview .preview-name { font-size: 44px; margin: 15px 0 20px; }
  .identity-preview > .eyebrow { margin-bottom: 5px; }
  .identity-preview > p:last-child { display: none; }
  input.large { font-size: 30px; }
  .actions { gap: 15px; margin-top: 28px; }
  .flow .actions .primary { flex: 1; }
  .brief-grid { column-gap: 20px; }
  .brief-header .page-title { font-size: 45px; }
  .brief .actions { align-items: stretch; }
  .brief .actions .primary { width: 100%; }
  .auth { margin-top: 10px; margin-bottom: 35px; }
  .auth h1 { font-size: 42px; }
  .project-row { grid-template-columns: minmax(0,1fr) auto; }
  .project-row h2 { overflow-wrap: anywhere; }
}
@media(max-width:370px) {
  :root { --gutter: 20px; }
  .hero-composition { column-gap: 15px; }
  .hero h1 { font-size: 65px; }
  html[lang=zh] .hero h1 { font-size: 60px; }
  .hero-copy { font-size: 14px; margin-top: 0; }
  .hero-edition { display: none; }
  .hero-baseline > span { max-width: 170px; }
  .footer-contact .contact-list { grid-template-columns: 1fr; }
  .closing h2 { font-size: 39px; }
  .flow h1 { font-size: 31px; }
  .choice { padding-inline: 15px; }
}
@media(prefers-reduced-motion:reduce) {
  .closing-link:hover .closing-arrow { transform: none; }
}
@media(min-width:1920px) { body { max-width:1920px; margin-inline:auto; } }
@media(max-width:370px) { html[lang=en] .hero h1 { font-size:60px; } }
/* Grid children must be allowed to shrink on narrow screens and enlarged text. */
.hero-composition > *, .flow > *, .split > *, .transform > *, .process-row > * { min-width:0; }
@media(hover:none) { .closing-link:hover .closing-arrow { transform:none; } }

@media(min-width:801px) and (max-width:1100px) {
 .nav-right .account-link { display:inline-flex!important; font-size:13px; }
 .nav-right { gap:14px; }
 .nav-start { padding-inline:14px; font-size:13px; }
 header nav { gap:18px; font-size:13px; }
}

/* Keep the brand literal lowercase, including small editorial labels. */
.eyebrow, .hero-edition, .identity-name { text-transform: none; }
.hero-portrait img { aspect-ratio: 3 / 4; object-position: center top; }
.founder-photo img { object-position: center top; }
main[data-page=stories] .split > .editorial-photo img { aspect-ratio: 3 / 4; object-fit: cover; object-position: center top; }
.identity-image.worn { object-position: center top; }

/* Draw arrows consistently in iOS and WeChat, independent of emoji fonts. */
.ui-arrow{width:1em;height:1em;display:inline-block;vertical-align:-.12em;flex-shrink:0}
.primary .ui-arrow,.secondary .ui-arrow{width:22px;height:22px;margin-left:10px}