/* Approved mobile composition. Source copy, assets and desktop rules remain
   authoritative. Every declaration is limited to the phone enhancement range. */
@media (max-width: 760px) {
  :root {
    --mobile-gutter: clamp(20px, 6.15vw, 32px);
    --mobile-section-gap: 44px;
  }

  main > *, .intro-sequence > *, .contact-copy, .contact-person-details,
  .service-row-copy, .studio-founder-copy { min-width: 0; }
  main :is(h1, h2, h3, p, summary, dd) { overflow-wrap: break-word; }
  :is(.primary-cta, .outline-cta) {
    min-height: 48px;
    max-width: 100%;
    padding: 12px 22px;
    gap: 18px;
    font-size: 14px;
    line-height: 1.35;
    white-space: normal;
    text-align: center;
  }
  :is(.primary-cta, .outline-cta) > span[aria-hidden] { flex: none; }
  .text-cta { display: inline-flex; align-items: center; min-height: 44px; font-size: 14px; }
  :is(.eyebrow, .vai-eyebrow, .v-inv__eyebrow) {
    gap: 9px;
    font-size: 11px;
    line-height: 1.5;
    letter-spacing: .08em;
  }
  .dot { width: 8px; height: 8px; }
  :is(.v2-heading, .section-heading) {
    font-size: clamp(32px, 9.5vw, 44px);
    line-height: 1.06;
    letter-spacing: -.05em;
    margin: 18px 0 20px;
    text-wrap: balance;
  }
  .v2-lead, .section-description { font-size: 17px; line-height: 1.55; letter-spacing: -.015em; }
  .v2-section { padding: var(--mobile-section-gap) var(--mobile-gutter); }
  .desktop-break { display: none; }

  /* Keep the compact header and language actions on one comfortable row. */
  .site-header, .interior-page .site-header,
  .nav-ready .site-header, .nav-ready .interior-page .site-header {
    padding-inline: var(--mobile-gutter);
    gap: 8px;
  }
  .site-header .wordmark { display: inline-flex; align-items: center; min-height: 44px; }
  .site-header .wordmark img { width: 116px; max-width: 100%; height: auto; }
  .site-language { gap: 0; padding: 0; border: 0; margin-left: auto; }
  .site-language a { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; font-size: 12px; }
  .site-language a[aria-current=true] { text-underline-offset: 5px; }
  .nav-ready .site-menu-toggle { margin-right: -8px; }
  .site-header .site-navigation nav a { min-height: 52px; font-size: 19px; }
  .site-menu-consult { min-height: 50px; font-size: 15px; }
  .site-menu-note { font-size: 12px; line-height: 1.6; }
  .sticky-cta, .sticky-cta.is-shown { display: none; }

  /* Two readable statements lead into the original laptop and blue ribbon. */
  .hero, .motion-ready .hero { display: flex; flex-direction: column; min-height: 0; }
  .hero-copy, [data-locale=zh] .hero-copy {
    order: 1;
    width: auto;
    margin: 0 var(--mobile-gutter);
    padding: 26px 0 0;
  }
  .hero-copy h1 {
    display: block;
    font-size: clamp(39px, 12.25vw, 74px);
    line-height: .96;
    letter-spacing: -.06em;
    margin: 26px 0 25px;
  }
  .hero-copy h1 span { display: inline; white-space: nowrap; }
  .hero-copy h1 span:nth-child(odd) { margin-right: .25em; }
  .hero-copy h1 span:nth-child(2)::after { content: "\A"; white-space: pre; }
  .hero-description { max-width: 33em; margin: 0; font-size: 16px; line-height: 1.6; letter-spacing: -.015em; }
  .hero-actions { flex-wrap: wrap; gap: 12px 24px; margin-top: 24px; }
  .hero-actions .primary-cta { font-size: 14px; min-height: 48px; }
  .hero-actions .text-cta { font-size: 14px; }
  .hero-reassurance { max-width: 36em; font-size: 12px; line-height: 1.65; margin-top: 16px; }
  .hero-art, [data-locale=zh] .hero-art {
    position: relative;
    order: 2;
    top: auto;
    left: auto;
    width: 112%;
    max-width: 780px;
    margin: 12px -6% 0;
    align-self: center;
  }
  .motion-toggle { right: var(--mobile-gutter); bottom: 20px; width: 44px; height: 44px; min-height: 44px; padding: 0; justify-content: center; }
  .motion-toggle-label { position: absolute; width: 1px; height: 1px; clip-path: inset(100%); overflow: hidden; white-space: nowrap; }

  /* The next card stays visible; ordinary horizontal scrolling is the fallback. */
  .selected { padding: 30px var(--mobile-gutter) 38px; }
  .selected .eyebrow { margin: 0 0 20px; }
  .selected .concept-grid {
    display: grid;
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: min(82%, 390px);
    gap: 12px;
    margin-inline: calc(-1 * var(--mobile-gutter));
    padding: 2px var(--mobile-gutter) 8px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--mobile-gutter);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .selected .concept-grid::-webkit-scrollbar { display: none; }
  .selected .concept-card { height: auto; aspect-ratio: .94; scroll-snap-align: start; scroll-snap-stop: normal; }
  .selected .concept-visual { border-radius: 5px; }
  .selected .concept-card::before { border-radius: 5px; }
  .concept-caption { left: 20px; right: 52px; bottom: 22px; }
  .concept-caption h3 { font-size: clamp(43px, 12vw, 60px); margin-bottom: 8px; }
  .concept-caption p { font-size: 13px; line-height: 1.4; }
  .selected .concept-action { width: 32px; right: 14px; bottom: 22px; opacity: 1; transform: none; font-size: 20px; }
  .selected .concept-link:focus-visible { outline-offset: -3px; }

  /* The source description follows the SAME-to-YOURS artwork on phones. */
  .identity { padding: 40px 0 42px; border-top: 1px solid var(--v2-line); }
  .identity-stage { display: flex; flex-direction: column; align-items: stretch; width: 100%; }
  .identity .identity-copy { display: contents; }
  .identity-copy > .eyebrow { order: 0; margin: 0 var(--mobile-gutter); font-size: 11px; }
  .identity-copy > .section-heading {
    order: 1;
    margin: 18px var(--mobile-gutter) 24px;
    font-size: clamp(37px, 10.4vw, 50px);
    line-height: 1.04;
  }
  .identity-scene { order: 2; width: 96%; max-width: 600px; flex: auto; margin: 0 auto; aspect-ratio: 600 / 440; }
  .identity-copy > .section-description { order: 3; max-width: 35em; margin: 18px var(--mobile-gutter) 0; font-size: 16px; line-height: 1.65; }
  .identity-site-nav > span { display: none; }
  .identity-site-nav::after { content: ""; width: 32%; height: 2px; background: repeating-linear-gradient(90deg, #777 0 16%, transparent 16% 28%); }
  .identity-ghost-c { left: 35%; }

  /* The existing SVG is reframed; its material and shadow stay intact. */
  .v-inv .v-inv__stage, .v-inv[data-vinv-mode=static] .v-inv__stage,
  [data-locale=zh] .v-inv[data-vinv-mode=static] .v-inv__stage {
    height: auto;
    min-height: 0;
    padding-top: 42px;
    overflow: hidden;
  }
  .v-inv__copy { width: auto; padding: 0 var(--mobile-gutter); }
  .v-inv__eyebrow { margin-bottom: 18px; font-size: 11px; gap: 9px; }
  .v-inv .v-inv__title { font-size: clamp(48px, 13vw, 74px); line-height: .95; margin-bottom: 24px; letter-spacing: -.055em; }
  .v-inv__title span { display: block; white-space: normal; }
  .v-inv .v-inv__description { max-width: 32em; font-size: 16px; line-height: 1.6; letter-spacing: -.015em; }
  .investment-plan-link { display: inline-flex; align-items: center; justify-content: space-between; min-height: 46px; padding: 11px 22px; gap: 26px; margin-top: 22px; font-size: 14px; }
  .v-inv__art { position: relative; inset: auto; width: 112%; max-width: 660px; height: auto; aspect-ratio: 1.7; margin: 10px -6% 0; }
  .v-inv__svg { position: absolute; inset: 0 auto auto 0; display: block; width: 100%; height: auto; aspect-ratio: 780 / 760; transform: translateY(-26%); }

  /* Complete payment choices and existing disclosures retain their own rhythm. */
  .v2-pricing { padding-top: 38px; }
  .v2-pricing .v2-heading { margin-bottom: 12px; }
  .v2-pricing .v2-lead, .services-plans > .v2-lead { font-size: 16px; line-height: 1.55; }
  .plan-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; margin: 24px 0 20px; }
  .plan-card { padding: 24px 20px; border-radius: 10px; }
  .plan-card .plan-label { font-size: 15px; line-height: 1.45; gap: 10px; margin-bottom: 15px; }
  .plan-label .dot { width: 9px; height: 9px; }
  .plan-card .plan-price, .plan-monthly .plan-price { font-size: clamp(62px, 18vw, 82px); line-height: 1; letter-spacing: -.06em; margin: 0 0 16px; }
  .plan-price span { font-size: 20px; letter-spacing: -.02em; }
  .plan-scope, .plan-feature, .plan-note { font-size: 15px; line-height: 1.65; }
  .plan-feature { margin-top: 16px; padding-block: 14px; }
  .plan-note { padding: 14px 0 22px; }
  .plan-card .primary-cta, .plan-card .outline-cta { min-height: 48px; padding: 12px 22px; font-size: 14px; }
  .pricing-essentials { grid-template-columns: minmax(0, 1fr); gap: 16px; font-size: 13px; line-height: 1.7; }
  .pricing-foot { font-size: 12px; line-height: 1.7; margin-top: 20px; }
  .plan-details { text-align: left; font-size: 13px; line-height: 1.7; margin-top: 18px; }
  .plan-details a { display: inline-flex; align-items: center; min-height: 44px; margin-left: 0; }
  .locale-plan-terms { margin: 22px 0; padding: 0; }
  .locale-plan-terms summary { display: flex; justify-content: space-between; align-items: center; min-height: 56px; gap: 20px; }
  .locale-plan-terms summary::after { content: "+"; flex: none; font-size: 22px; font-weight: 400; }
  .locale-plan-terms[open] summary::after { content: "−"; }

  /* A single inspectable scene replaces the previous website/lens stack. */
  .veesi-ai .vai-stage { padding: 42px var(--mobile-gutter) 26px; min-height: 0; }
  .veesi-ai .vai-heading-row { display: block; }
  .veesi-ai .vai-eyebrow { font-size: 10px; line-height: 1.5; gap: 9px; margin-bottom: 18px; letter-spacing: .08em; }
  .veesi-ai .vai-heading { font-size: clamp(32px, 8.7vw, 52px); line-height: 1.08; letter-spacing: -.055em; }
  .veesi-ai .vai-aside { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; margin-top: 22px; padding-bottom: 0; }
  .veesi-ai .vai-aside p { font-size: 16px; line-height: 1.6; margin: 0; }
  .veesi-ai .vai-aside p br + br { display: none; }
  .veesi-ai .vai-link { min-height: 44px; max-width: 100%; gap: 18px; font-size: 14px; white-space: normal; align-items: center; }
  .veesi-ai .vai-art { display: block; width: 100%; max-width: 560px; height: auto; aspect-ratio: .91; margin: 24px auto 0; }
  .veesi-ai .vai-website { position: absolute; inset: 0; width: 100%; height: 100%; min-height: 0; transform: none; border-radius: 5px; overflow: hidden; }
  .veesi-ai .vai-sitebar { height: 38px; padding-inline: 5%; }
  .veesi-ai .vai-sitebar .vai-brand { font-size: 29px; }
  .veesi-ai .vai-site-nav { gap: 12px; font-size: 8px; padding: 0; }
  .veesi-ai .vai-photo { height: calc(100% - 76px); aspect-ratio: auto; }
  .veesi-ai .vai-photo img { object-position: 62% 55%; }
  .veesi-ai .vai-site-copy { left: 6%; top: 9%; width: 47%; }
  .veesi-ai .vai-site-copy h3 { font-size: clamp(23px, 6.1vw, 39px); line-height: 1.04; margin-bottom: 16px; }
  .veesi-ai .vai-site-copy p { display: none; }
  .veesi-ai .vai-concept-button { font-size: 9px; margin-top: 2px; padding: 8px 12px; }
  .veesi-ai .vai-product-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 8px; height: 38px; padding: 5px 4%; font-size: 9px; line-height: 1.3; white-space: normal; }
  .veesi-ai .vai-product-strip span + span { border: 0; padding: 0; }
  .veesi-ai .vai-lens { position: absolute; top: auto; right: 4%; bottom: 5%; width: min(86%, 360px); margin: 0; }
  .veesi-ai .vai-reading { inset: 50% auto auto 50%; width: 67%; height: auto; transform: translate(-50%, -50%); }
  .veesi-ai .vai-read-head { gap: 8px; padding: 0 0 8px; }
  .veesi-ai .vai-read-head .vai-brand { font-size: clamp(27px, 8cqw, 35px); }
  .veesi-ai .vai-read-head p { font-size: 10px; line-height: 1.3; margin: 4px 0 0; }
  .veesi-ai .vai-thumb { width: 25%; flex-basis: 25%; }
  .veesi-ai .vai-row { grid-template-columns: .95fr 1.15fr; min-height: 0; gap: 7px; padding: 6px 0; font-size: clamp(11px, 3.1vw, 13px); line-height: 1.3; }
  .veesi-ai .vai-connector { display: none; }
  .veesi-ai .vai-ribbon { width: 118%; right: -9%; height: 10%; bottom: -4%; }
  .veesi-ai .vai-floor { width: 110%; left: -5%; bottom: -5%; height: 10%; }
  .veesi-ai .vai-note { margin-top: 26px; text-align: left; font-size: 11px; line-height: 1.6; letter-spacing: 0; }
  .site-ai-foundations { padding: 0 var(--mobile-gutter) 28px; }
  .site-ai-foundations > summary { min-height: 48px; font-size: 14px; gap: 18px; padding-bottom: 6px; }
  .site-ai-foundations > .foundations-copy { font-size: 16px; line-height: 1.7; }
  .site-ai-foundations .foundations-copy p { margin-top: 20px; }

  /* The original five steps remain a usable list without JavaScript. */
  .process { padding-block: 42px; }
  .process-promise { font-size: 18px; margin-bottom: 24px; }
  .process-visual { display: none; }
  .timeline { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0; margin-top: 24px; }
  .timeline > li { min-width: 0; padding: 22px 0; border-bottom: 1px solid var(--v2-line); }
  .timeline > li:first-child { border-top: 1px solid var(--v2-line); }
  .timeline li::before, .timeline h3::after { display: none; }
  .day-visual { display: block; float: right; width: 112px; height: 92px; margin: 0 0 12px 18px; background-image: url('assets/v2/process-timeline.webp'); background-size: 630px auto; background-position: calc(var(--day) * 25%) 40%; background-repeat: no-repeat; }
  .timeline .day-label { display: block; font-size: 12px; line-height: 1.5; letter-spacing: 0; color: var(--v2-blue); }
  .timeline h3 { font-size: 22px; line-height: 1.2; min-height: 0; border: 0; padding: 0; margin: 8px 0 12px; }
  .timeline p { font-size: 15px; line-height: 1.6; margin: 12px 0 0; }
  .timeline .day-output { margin-top: 10px; font-size: 13px; }
  .timeline > li:has(.mobile-step-details) { padding: 0; }
  .mobile-step-details > summary { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 104px 20px; grid-template-rows: auto auto; gap: 0 8px; align-items: center; min-height: 108px; padding: 14px 0; }
  .mobile-step-details > summary .day-label { grid-column: 1; grid-row: 1; align-self: end; }
  .mobile-step-details > summary h3 { grid-column: 1; grid-row: 2; align-self: start; margin: 4px 0 0; font-size: 20px; }
  .mobile-step-details > summary .day-visual { grid-column: 2; grid-row: 1 / 3; float: none; width: 104px; height: 80px; margin: 0; background-size: 590px auto; }
  .mobile-step-details > summary::after { content: "+"; grid-column: 3; grid-row: 1 / 3; font-size: 22px; font-weight: 400; justify-self: end; }
  .mobile-step-details[open] > summary::after { content: "−"; }
  .mobile-step-content { padding: 0 0 20px; }
  .mobile-step-content p:first-child { margin-top: 0; }
  .process-condition { display: block; margin-top: 24px; padding: 0; border: 0; }
  .process-condition p { font-size: 13px; line-height: 1.75; margin: 0; }
  .process-condition .primary-cta { display: inline-flex; min-height: 48px; margin-top: 22px; font-size: 14px; }

  .faq, .faq-compact { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; margin-top: 0; padding-block: 42px; }
  .faq .v2-heading, .faq-compact .v2-heading { max-width: none; margin: 18px 0 0; font-size: clamp(35px, 10vw, 48px); line-height: 1.08; }
  .faq-list { margin-top: 0; }
  .faq-list summary, .faq-compact .faq-list summary { min-height: 66px; padding: 18px 0; gap: 18px; font-size: 16px; line-height: 1.5; letter-spacing: -.015em; }
  .faq-list summary span, .faq-list details[open] summary span { width: 20px; height: 24px; min-width: 20px; }
  .faq-list p { max-width: 65ch; font-size: 16px; line-height: 1.7; margin-bottom: 22px; }
  .faq-list details[open] summary { color: #123fff; }
  .faq-read-all { display: inline-flex; flex-direction: row; flex-wrap: wrap; align-items: center; min-height: 48px; padding-block: 8px; gap: 4px 18px; font-size: 14px; line-height: 1.6; margin-top: 18px; }
  .faq-link-context { font-size: 12px; }

  /* Direct contact comes first; fields keep their full typing size. */
  .contact { display: grid; grid-template-columns: minmax(0, 1fr); margin: 0; padding: 42px var(--mobile-gutter); gap: 26px; }
  .contact-page .contact { margin-top: 0; padding-top: 36px; }
  .contact-copy .section-heading { margin: 22px 0; max-width: 100%; font-size: clamp(36px, 10.2vw, 58px); line-height: 1.05; white-space: normal; }
  .contact-intro { max-width: 34em; font-size: 16px; line-height: 1.6; margin: 0 0 26px; }
  .contact-person { grid-template-columns: 76px minmax(0, 1fr); align-items: start; gap: 18px; max-width: 540px; margin: 0; }
  .contact-portrait { width: 76px; height: 92px; border-radius: 6px; }
  .contact-person-name { font-size: 14px; line-height: 1.5; margin-bottom: 8px; }
  .contact-location { font-size: 12px; line-height: 1.5; color: var(--v2-muted); margin: 0 0 8px; }
  .contact-person .contact-direct { margin: 0; }
  .contact-person .contact-direct > div { grid-template-columns: 34px minmax(0, 1fr); align-items: center; gap: 8px; padding: 0; }
  .contact-person .contact-direct dt { font-size: 12px; line-height: 1.6; }
  .contact-person .contact-direct dd { font-size: 13px; line-height: 1.6; }
  .contact-direct a { display: block; width: fit-content; max-width: 100%; min-height: 44px; padding-block: 10px; overflow-wrap: anywhere; text-underline-offset: 4px; }
  .contact-direct a::before { inset: 0 -3px; }
  .contact-form { max-width: none; padding: 22px 18px; border-radius: 10px; }
  .contact-fields { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .contact-form label, .contact-form legend { font-size: 14px; line-height: 1.5; }
  .contact-form > label { margin-top: 18px; }
  .contact-form input, .contact-form textarea { font-size: 16px; line-height: 1.5; min-height: 46px; padding: 11px 12px; border-radius: 5px; margin-top: 7px; }
  .contact-form textarea { min-height: 132px; margin-bottom: 0; scroll-margin-block: 110px; }
  .contact-form input { scroll-margin-block: 110px; }
  .contact-form fieldset { margin: 18px 0 20px; }
  .plan-options { gap: 0 16px; margin-top: 6px; }
  .plan-options label { min-height: 44px; font-size: 13px; gap: 7px; }
  .plan-options input[type=radio] { width: 18px; height: 18px; min-height: 18px; padding: 0; margin: 0; }
  .contact-form .primary-cta { min-height: 50px; font-size: 15px; padding: 13px 18px; }
  .form-reassurance, .form-privacy, .form-status, .form-hint { font-size: 12px; line-height: 1.65; overflow-wrap: anywhere; }
  .form-required { margin: 0 0 18px; }
  .form-hint { margin-top: 8px; }
  .form-status:not(:empty) { padding: 12px 0 0; }
  .optional { font-size: 12px; }

  /* The footer closes with the original lockup and ordinary in-flow links. */
  .site-footer { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px 20px; min-height: 0; padding: 30px var(--mobile-gutter) calc(30px + env(safe-area-inset-bottom)); }
  .site-footer .wordmark { grid-column: 1; justify-self: start; }
  .site-footer .wordmark img { width: 154px; max-width: 100%; height: auto; }
  .site-footer .footer-note { grid-column: 1 / -1; grid-row: 2; margin: 0; font-size: 11px; line-height: 1.6; letter-spacing: .055em; }
  .footer-location { grid-column: 1 / -1; margin: 0; font-size: 12px; line-height: 1.5; color: var(--v2-muted); }
  .site-footer nav { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); width: 100%; margin: 0; gap: 0 18px; order: initial; }
  .site-footer nav a { display: inline-flex; align-items: center; min-width: 44px; min-height: 44px; width: fit-content; font-size: 13px; }
  .site-footer nav a::before { inset: 0 -5px; }

  /* Supporting pages use the same phone rhythm and their existing grounds. */
  .page-hero { padding: 34px var(--mobile-gutter) 28px; }
  .interior-page h1, .services-hero h1 { max-width: 100%; font-size: clamp(43px, 11.4vw, 66px); line-height: 1.04; margin: 24px 0; }
  .page-hero .v2-lead { max-width: 35em; font-size: 17px; line-height: 1.6; }
  .services-hero .page-ribbon { width: 75%; right: -30%; top: 5%; opacity: .12; }
  .services-plans { padding-inline: var(--mobile-gutter); }
  .service-comparison { padding-bottom: 32px; }
  .service-comparison > p { font-size: 16px; line-height: 1.7; }
  .cost-comparison { grid-template-columns: minmax(0, 1fr); gap: 24px; padding: 24px 0; }
  .cost-comparison span { font-size: 14px; line-height: 1.6; }
  .cost-comparison strong { font-size: clamp(22px, 6.1vw, 30px); line-height: 1.35; overflow-wrap: normal; }
  .service-inclusions { padding-top: 32px; }
  .service-rows { margin-top: 24px; }
  .service-rows article { grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 26px 0; }
  .service-rows h2 { font-size: 22px; line-height: 1.3; }
  .service-rows p { font-size: 16px; line-height: 1.7; }
  .service-row-copy p + p { margin-top: 18px; }
  .page-closing { margin: 24px var(--mobile-gutter) 0; padding: 36px 0 44px; text-align: left; }
  .page-closing h2 { font-size: clamp(38px, 10.5vw, 56px); line-height: 1.05; margin-bottom: 24px; }
  .page-closing p { font-size: 16px; line-height: 1.6; }
  .page-closing .primary-cta { min-height: 48px; font-size: 14px; margin-top: 12px; }

  .studio-opening { display: flex; flex-direction: column; padding: 32px var(--mobile-gutter) 36px; min-height: 0; }
  .studio-hero-title { min-height: 0; padding: 0; }
  .studio-opening h1 { max-width: 100%; font-size: clamp(41px, 11vw, 65px); line-height: 1.06; letter-spacing: -.055em; margin: 26px 0; }
  .studio-opening .v2-lead { max-width: 35em; font-size: 17px; line-height: 1.65; margin: 0 0 24px; }
  .studio-opening > .primary-cta { align-self: flex-start; min-height: 48px; font-size: 14px; }
  .studio-ribbon { position: relative; top: auto; right: auto; width: min(76%, 350px); height: 250px; margin: 12px auto 0; }
  .studio-ribbon button { right: 0; bottom: 0; min-height: 44px; padding: 10px 14px; font-size: 12px; }
  .studio-principles { display: block; margin: 0 var(--mobile-gutter); padding: 0; border-bottom: 0; }
  .studio-principles article, .studio-principles article + article { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 0 16px; padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--v2-line); }
  .studio-principles .studio-number { grid-row: 1 / 3; margin: 6px 0 0; }
  .studio-principles h2 { font-size: 32px; line-height: 1.15; margin-bottom: 14px; }
  .studio-principles p { font-size: 16px; line-height: 1.65; max-width: 34em; }
  .studio-founder { margin-top: 36px; padding: 38px var(--mobile-gutter) 42px; }
  .studio-founder-grid { display: block; margin-top: 28px; }
  .studio-portrait { max-width: 390px; margin: 0 auto; }
  .studio-portrait img { aspect-ratio: 1122 / 1402; width: 100%; height: auto; }
  .studio-portrait figcaption { font-size: 32px; margin-top: 18px; }
  .studio-portrait figcaption span { font-size: 14px; margin-top: 6px; }
  .studio-founder-copy h2 { font-size: clamp(36px, 10vw, 52px); line-height: 1.08; margin: 34px 0 28px; }
  .studio-founder-break { display: inline; }
  .studio-founder-copy p { font-size: 16px; line-height: 1.75; margin-bottom: 22px; }
  .studio-founder-copy .studio-direction { font-size: 27px; line-height: 1.35; margin-top: 26px; padding-top: 22px; }
  .studio-thinking { padding: 36px var(--mobile-gutter); }
  .studio-thinking ol { display: block; margin-top: 26px; }
  .studio-thinking li { font-size: 30px; line-height: 1.2; padding: 0 32px 24px 0; }
  .studio-thinking li + li { border-top: 1px solid #ffffff30; padding-top: 24px; }
  .studio-thinking li + li::before { content: "↓"; left: auto; right: 0; top: 26px; }
  .studio-thinking .studio-number { margin-bottom: 12px; }
  .studio-process { padding: 42px var(--mobile-gutter) 24px; }
  .studio-process h2 { max-width: 100%; font-size: clamp(35px, 9vw, 48px); line-height: 1.12; margin: 24px 0 30px; }
  .studio-process-grid { display: block; }
  .studio-process article { position: relative; padding: 25px 0 30px; }
  .studio-process h3 { font-size: 31px; line-height: 1.2; margin-bottom: 16px; }
  .studio-process .studio-number { margin-bottom: 14px; }
  .studio-process article p { max-width: 34em; font-size: 16px; line-height: 1.7; }
  .studio-process .process-arrow { margin-top: 22px; }
  .studio-process-note { display: block; font-size: 15px; line-height: 1.7; margin-top: 8px; }
  .studio-process-note a { display: inline-flex; white-space: normal; margin: 10px 0 0; }
  .studio-process-conditions { font-size: 13px; line-height: 1.75; }
  .studio-closing { margin: 24px var(--mobile-gutter) 0; padding: 36px 0 44px; }
  .studio-closing h2 { max-width: none; font-size: clamp(41px, 12vw, 66px); line-height: 1.06; margin: 28px 0 32px; }
  .studio-cta-presence::before { display: none; }
  .studio-cta-your::before, .studio-cta-felt::before { content: ""; display: block; }
  .studio-closing-bottom { display: block; }
  .studio-closing-bottom > p { font-size: 17px; line-height: 1.6; }
  .studio-closing-action { width: 100%; min-width: 0; margin-top: 28px; }
  .studio-closing .primary-cta { min-height: 54px; padding: 15px 24px; font-size: 16px; }
  .studio-closing .small-note { font-size: 12px; line-height: 1.6; margin-top: 12px; }

  /* Chinese keeps the approved neutral bold face and its source wording. */
  [data-locale=zh] :is(.eyebrow, .vai-eyebrow, .v-inv__eyebrow,
    .studio-page .studio-opening .eyebrow, .studio-founder > .eyebrow, .studio-process > .eyebrow) { font-size: 12px; line-height: 1.5; }
  [data-locale=zh] .hero-copy h1 { display: block; font-size: clamp(30px, 8.95vw, 49px); line-height: 1.24; letter-spacing: -.035em; margin: 26px 0 25px; }
  [data-locale=zh] .hero-copy h1 span { display: block; margin-right: 0; }
  [data-locale=zh] .hero-copy h1 span::after { content: none; }
  [data-locale=zh] .hero-description { font-size: 16px; line-height: 1.75; }
  [data-locale=zh] .hero-actions { gap: 12px 22px; margin-top: 24px; }
  [data-locale=zh] .hero-actions .primary-cta { font-size: 14px; min-height: 48px; padding-inline: 22px; }
  [data-locale=zh] .hero-actions .text-cta { font-size: 14px; }
  [data-locale=zh] .hero-reassurance { font-size: 12px; line-height: 1.8; margin-top: 16px; }
  [data-locale=zh] .identity-copy .section-heading { font-size: clamp(32px, 9vw, 44px); line-height: 1.25; margin: 18px var(--mobile-gutter) 24px; }
  [data-locale=zh] .identity-copy .section-description { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .v-inv .v-inv__title { font-size: clamp(29px, 8.6vw, 46px); line-height: 1.25; }
  [data-locale=zh] .v-inv__title span { display: inline; }
  [data-locale=zh] .v-inv .v-inv__description { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .investment-plan-link { font-size: 14px; min-height: 46px; margin-top: 22px; }
  [data-locale=zh] :is(.v2-heading, .faq .v2-heading, .faq-compact .v2-heading) { max-width: 100%; font-size: clamp(29px, 8.4vw, 40px); line-height: 1.3; margin: 18px 0 20px; }
  [data-locale=zh] :is(.v2-lead, .service-comparison > p, .service-row-copy p, .contact-intro) { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .plan-card .plan-label { font-size: 16px; }
  [data-locale=zh] .plan-card .plan-scope { font-size: 16px; line-height: 1.8; padding-bottom: 22px; }
  [data-locale=zh] .pricing-essentials { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  [data-locale=zh] :is(.pricing-foot, .plan-details, .pricing-essentials, .process-condition p, .studio-process-conditions, .small-note) { font-size: 13px; line-height: 1.8; }
  [data-locale=zh] .locale-plan-terms { padding: 0; }
  [data-locale=zh] .locale-plan-terms summary { font-size: 15px; line-height: 1.6; }
  [data-locale=zh] .locale-plan-terms p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .vai-heading { font-size: clamp(29px, 8.4vw, 42px); line-height: 1.3; }
  [data-locale=zh] .vai-aside p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .vai-link { max-width: 100%; font-size: 14px; }
  [data-locale=zh] .vai-note { font-size: 12px; line-height: 1.7; }
  [data-locale=zh] .foundations-copy p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .process-promise { font-size: 17px; }
  [data-locale=zh] .timeline h3 { font-size: 22px; line-height: 1.4; margin: 8px 0 12px; }
  [data-locale=zh] .timeline .mobile-step-details > summary h3 { font-size: 20px; margin: 4px 0 0; }
  [data-locale=zh] .timeline p { font-size: 15px; line-height: 1.8; }
  [data-locale=zh] .timeline .day-output { font-size: 13px; }
  [data-locale=zh] .day-label { font-size: 12px; }
  [data-locale=zh] .process-condition .primary-cta { margin-top: 22px; }
  [data-locale=zh] .faq-list summary, [data-locale=zh] .faq-compact .faq-list summary { font-size: 16px; line-height: 1.6; padding-block: 18px; }
  [data-locale=zh] .faq-list p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .faq-read-all { font-size: 14px; white-space: normal; }
  [data-locale=zh] .contact-copy .section-heading { font-size: clamp(29px, 8.3vw, 42px); line-height: 1.3; margin: 22px 0; }
  [data-locale=zh] :is(.contact-form label, .contact-form legend) { font-size: 14px; }
  [data-locale=zh] :is(.contact-form input, .contact-form textarea) { font-size: 16px; line-height: 1.6; }
  [data-locale=zh] :is(.form-reassurance, .form-privacy, .form-status, .form-hint) { font-size: 12px; line-height: 1.8; }
  [data-locale=zh] .site-footer .footer-note { font-size: 12px; line-height: 1.7; }
  [data-locale=zh] .services-hero h1 { font-size: clamp(32px, 9vw, 46px); margin: 24px 0; }
  [data-locale=zh] .service-comparison h2 { font-size: clamp(28px, 7.9vw, 38px); }
  [data-locale=zh] .cost-comparison span { font-size: 14px; line-height: 1.7; }
  [data-locale=zh] .service-rows h2 { font-size: 21px; line-height: 1.5; }
  [data-locale=zh] .page-closing h2 { font-size: clamp(29px, 8.4vw, 40px); line-height: 1.3; }
  [data-locale=zh] .studio-hero-title { padding: 0; min-height: 0; }
  [data-locale=zh] .studio-opening h1 { max-width: 100%; font-size: clamp(30px, 8.4vw, 44px); line-height: 1.28; margin: 26px 0; }
  [data-locale=zh] .studio-opening .v2-lead { max-width: 35em; font-size: 16px; line-height: 1.8; margin: 0 0 24px; }
  [data-locale=zh] .studio-ribbon { position: relative; top: auto; right: auto; width: min(76%, 350px); height: 250px; margin: 12px auto 0; }
  [data-locale=zh] .studio-principles h2, [data-locale=zh] .studio-process h3 { font-size: 26px; line-height: 1.35; }
  [data-locale=zh] .studio-principles p, [data-locale=zh] .studio-process article p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .studio-founder-copy h2 { font-size: clamp(32px, 9vw, 44px); line-height: 1.3; margin: 32px 0 28px; }
  [data-locale=zh] .studio-founder-copy p { font-size: 16px; line-height: 1.85; }
  [data-locale=zh] .studio-founder-copy .studio-direction { font-size: 26px; line-height: 1.4; }
  [data-locale=zh] .studio-thinking-intro h2 { font-size: 30px; line-height: 1.3; margin: 24px 0; }
  [data-locale=zh] .studio-thinking-intro p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .studio-thinking ol { margin-top: 30px; }
  [data-locale=zh] .studio-thinking li { font-size: 26px; line-height: 1.4; }
  [data-locale=zh] .studio-process h2 { font-size: clamp(29px, 8.3vw, 40px); line-height: 1.35; margin: 24px 0 30px; }
  [data-locale=zh] .studio-process-note { display: block; font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .studio-process-note a { margin-left: 0; white-space: normal; }
  [data-locale=zh] .studio-closing h2 { font-size: clamp(28px, 8.2vw, 42px); line-height: 1.3; margin: 28px 0 30px; }
  [data-locale=zh] .studio-closing-bottom > p { font-size: 16px; line-height: 1.8; }
  [data-locale=zh] .studio-closing-action { min-width: 0; width: 100%; }
  [data-locale=zh] .studio-closing .primary-cta { font-size: 16px; }
}

@media (max-width: 359px) {
  .site-header .wordmark img { width: 98px; }
  .hero-actions { gap: 8px 18px; }
  .hero-actions .primary-cta, [data-locale=zh] .hero-actions .primary-cta { padding-inline: 18px; gap: 14px; }
  [data-locale=en] .hero-actions .primary-cta { font-size: 13px; padding-inline: 16px; gap: 12px; }
  .hero-actions .text-cta, [data-locale=zh] .hero-actions .text-cta { font-size: 13px; }
  .plan-card { padding-inline: 17px; }
  .plan-price span { font-size: 18px; }
  .concept-caption { left: 16px; bottom: 20px; }
  .concept-caption p { font-size: 12px; }
  .mobile-step-details > summary { grid-template-columns: minmax(0, 1fr) 86px 18px; gap: 0 6px; }
  .mobile-step-details > summary .day-visual { width: 86px; height: 76px; background-size: 520px auto; }
  .mobile-step-details > summary h3 { font-size: 18px; }
  .contact-person { grid-template-columns: 64px minmax(0, 1fr); gap: 14px; }
  .contact-portrait { width: 64px; height: 82px; }
  .contact-person .contact-direct > div { grid-template-columns: 30px minmax(0, 1fr); gap: 6px; }
  .contact-person .contact-direct dd { font-size: 12px; }
  .contact-form { padding-inline: 15px; }
  .veesi-ai .vai-site-nav { gap: 8px; font-size: 7px; }
}

@media (min-width: 541px) and (max-width: 760px) {
  .hero-copy { max-width: 650px; }
  .hero-art, [data-locale=zh] .hero-art { width: 96%; margin-inline: 2%; }
  .v-inv__art { width: 100%; margin-inline: auto; }
  .contact-fields { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .contact-person { grid-template-columns: 92px minmax(0, 1fr); }
  .contact-portrait { width: 92px; height: 104px; }
  .contact-person .contact-direct > div { grid-template-columns: 50px minmax(0, 1fr); }
  .contact-person .contact-direct dd { font-size: 15px; }
}