@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=Manrope:wght@400;500;600;650;700;750;800&display=swap');
@import url('./tokens.css');

/* Foundation: a shared grid, fluid type scale, and an eight-point spacing rhythm. */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; background: var(--surface-page); color: var(--text-primary); font: 400 var(--text-body)/1.65 'DM Sans', Arial, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button, a, input, select, textarea, summary { touch-action: manipulation; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--brand-primary); outline-offset: 5px; }
::selection { background: var(--brand-sky); color: var(--brand-navy); }
.wrap { width: min(var(--content-width), calc(100% - var(--page-gutter) * 2)); margin-inline: auto; }
.section { padding-block: var(--section-space); }
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 { font-family: 'Manrope', Arial, sans-serif; }
h1 { font-size: var(--text-hero); font-weight: 650; letter-spacing: -.055em; line-height: 1.09; }
h2 { font-size: var(--text-heading); font-weight: 600; letter-spacing: -.045em; line-height: 1.19; }
h3 { font-size: var(--text-card); font-weight: 650; letter-spacing: -.035em; line-height: 1.3; }
.text-brand { color: var(--brand-primary); }
.eyebrow { display: flex; align-items: center; gap: 10px; font-size: var(--text-label); font-weight: 650; letter-spacing: .11em; line-height: 1.6; margin-bottom: 24px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--brand-accent); flex-shrink: 0; }
.section-number { color: var(--brand-primary); border-right: 1px solid var(--border-subtle); padding-right: 12px; margin-right: 2px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 52px; padding: 14px 22px; border: 1px solid transparent; border-radius: var(--radius-control); font-size: 14px; font-weight: 600; line-height: 1.5; cursor: pointer; transition: background .2s, box-shadow .2s, transform .2s; }
.button span { font-size: 22px; line-height: 1; }
.button-primary { color: var(--text-inverse); background: var(--action-primary); }
.button-primary:hover { background: var(--action-hover); box-shadow: 0 5px 16px var(--shadow-color); transform: translateY(-2px); }
.text-link { display: inline-flex; align-items: center; gap: 18px; font-size: 14px; font-weight: 600; min-height: 48px; }
.text-link span { font-size: 20px; }
.text-link:hover { color: var(--action-hover); }
.skip-link { position: fixed; top: -80px; left: 16px; z-index: 20; padding: 12px 20px; color: var(--text-inverse); background: var(--brand-navy); }
.skip-link:focus { top: 12px; }

/* Shared 24px arrow geometry: square proportions and rounded, consistent strokes. */
.icon-definitions { position: absolute; width: 0; height: 0; overflow: hidden; pointer-events: none; }
.icon { display: inline-block; width: var(--icon-size, 20px); height: var(--icon-size, 20px); flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vertical-align: middle; }
.button>span, .text-link>span, .service-card>a>span, .showcase-caption>span, .contact-details a>span { display: inline-flex; align-items: center; justify-content: center; line-height: 1; }
.header-cta .icon, .text-link .icon, .contact-details .icon { --icon-size: 18px; }
.principles .icon { --icon-size: 15px; }
.poster-footer .icon, .showcase-caption .icon { --icon-size: 24px; }
.interface-top .icon, .mini-button .icon, .product-task .icon, .workflow .icon { --icon-size: 9px; }
.interface-symbol .icon { width: 68%; height: auto; aspect-ratio: 1; }
.identity-sticker .icon { --icon-size: 16px; }
.product-badge .icon { --icon-size: 18px; }
.footer-top>a:last-child { display: inline-flex; align-items: center; gap: 8px; }
.footer-top>a:last-child .icon { --icon-size: 16px; }

/* Navigation */
.header-shell { border-bottom: 1px solid var(--border-soft); background: var(--surface-page); }
.header { height: 88px; display: flex; align-items: center; gap: 32px; }
.logo { display: inline-flex; align-items: center; }
.logo-img { height: 48px; width: auto; display: block; }
.header nav { margin-inline: auto; display: flex; align-items: center; gap: 28px; }
.header nav a { font-size: 14px; font-weight: 500; padding-block: 12px; }
.header nav a:hover { color: var(--brand-primary); }
.header-cta { min-height: 44px; padding: 10px 18px; gap: 26px; }
.menu-toggle { display: none; }

/* Hero: readable left column, composed brand preview on the right. */
.hero { display: grid; grid-template-columns: 1.08fr 1fr; align-items: center; gap: 54px; padding-block: 68px 72px; }
.hero .eyebrow { font-size: 11px; letter-spacing: .09em; margin-bottom: 24px; }
.hero-description { max-width: 460px; margin-top: 26px; font-size: 17px; line-height: 1.75; color: var(--text-secondary); }
.hero-actions { display: flex; align-items: center; gap: 23px; margin-top: 30px; flex-wrap: wrap; }
.hero-note { display: flex; align-items: center; gap: 12px; padding-top: 27px; margin-top: 28px; border-top: 1px solid var(--border-soft); max-width: 430px; }
.note-icon { font-size: 33px; line-height: 1; color: var(--brand-primary); }
.hero-note p { color: var(--text-secondary); font-size: 12px; line-height: 1.6; }
.hero-note strong { font-weight: 500; color: var(--text-primary); }
.creative-board { aspect-ratio: 1.04; position: relative; isolation: isolate; overflow: hidden; border-radius: var(--radius-panel); background: var(--surface-inverse); box-shadow: 0 20px 45px var(--shadow-color); }
.board-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--art-grid-on-dark) 1px, transparent 1px), linear-gradient(90deg, var(--art-grid-on-dark) 1px, transparent 1px); background-size: 38px 38px; mask-image: linear-gradient(120deg, var(--black), transparent); }
.board-caption { position: absolute; inset: 22px 24px auto; display: flex; justify-content: space-between; color: var(--text-on-dark-secondary); font-size: 8px; letter-spacing: .12em; }
.brand-poster { position: absolute; top: 16%; left: 7%; width: 53%; height: 66%; background: var(--brand-primary); color: var(--white); padding: 18px 22px; transform: rotate(-7deg); box-shadow: 0 12px 24px var(--art-shadow); }
.poster-top { display: flex; justify-content: space-between; align-items: center; }
.poster-top>span:first-child { font-size: 28px; line-height: 1; font-weight: 800; letter-spacing: -2px; }
.poster-top>span:last-child { font-size: 7px; line-height: 1.4; letter-spacing: 1px; }
.poster-title { margin-top: 28px; font-family: 'Manrope', sans-serif; font-size: clamp(35px, 4vw, 58px); line-height: 1.02; letter-spacing: -.05em; font-weight: 600; }
.poster-title em { font-family: Georgia, serif; font-weight: 400; color: var(--art-highlight); }
.poster-footer { position: absolute; bottom: 18px; left: 22px; right: 22px; display: flex; justify-content: space-between; align-items: center; font-size: 7px; letter-spacing: .06em; }
.poster-footer>span:last-child { font-size: 26px; }
.orbit-art { position: absolute; width: 62%; top: 5%; right: -9%; filter: drop-shadow(0 10px 14px var(--art-shadow)); }
.interface-card { position: absolute; left: 30%; bottom: 13%; width: 64%; background: var(--white); border-radius: 7px; transform: rotate(5deg); box-shadow: 0 16px 35px var(--art-shadow); }
.interface-top { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-bottom: 1px solid var(--border-soft); font-size: 6px; letter-spacing: .06em; }
.interface-dots { display: flex; gap: 3px; }
.interface-dots i { height: 4px; width: 4px; border-radius: 50%; background: var(--gray-300); }
.interface-dots i:first-child { background: var(--brand-accent); }
.interface-body { display: flex; padding: 20px 16px; align-items: center; gap: 8px; }
.mini-label { font-size: 6px; letter-spacing: .07em; font-weight: 600; }
.interface-body strong { display: block; font-size: 17px; line-height: 1.2; letter-spacing: -.6px; margin-top: 7px; }
.interface-lines { display: grid; gap: 4px; margin: 12px 0; }
.interface-lines i { height: 3px; width: 80%; background: var(--border-soft); }
.interface-lines i:last-child { width: 62%; }
.mini-button { display: inline-block; background: var(--brand-primary); color: var(--white); padding: 5px 8px; font-size: 6px; border-radius: 2px; }
.interface-symbol { width: 74px; height: 83px; display: grid; place-items: center; color: var(--brand-primary); background: var(--surface-art); font-size: 66px; line-height: 1; border-radius: 40px 40px 8px 8px; flex-shrink: 0; }
.board-tag { position: absolute; bottom: 5%; left: 6%; display: flex; align-items: center; gap: 8px; font-size: 7px; letter-spacing: .1em; color: var(--text-on-dark-secondary); }
.board-tag .status-dot { width: 5px; height: 5px; }
.board-cross { position: absolute; right: 5%; bottom: 3%; color: var(--brand-sky); font-size: 32px; line-height: 1; }
.capability-strip { background: var(--brand-primary); overflow: hidden; padding-block: 18px 0; padding-bottom: 28px; }
.strip-heading { text-align: center; font-size: 11px; font-weight: 700; letter-spacing: .2em; color: rgba(255,255,255,.5); padding-bottom: 16px; }
.marquee-track { overflow: hidden; width: 100%; }
.marquee-inner { display: flex; align-items: center; gap: 0; width: max-content; animation: marquee 22s linear infinite; }
.marquee-inner span { font-size: 22px; font-weight: 700; color: #fff; white-space: nowrap; padding-inline: 40px; letter-spacing: -.3px; }
.marquee-inner i { width: 8px; height: 8px; border-radius: 50%; background: var(--brand-accent); flex-shrink: 0; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-33.333%); } }
.capability-strip:hover .marquee-inner { animation-play-state: paused; }

/* Expertise and work previews share one alignment system. */
.section-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; margin-bottom: 40px; }
.section-intro { max-width: 340px; color: var(--text-secondary); font-size: 15px; line-height: 1.8; padding-bottom: 4px; }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.service-card { display: flex; flex-direction: column; padding: 30px 26px 24px; border: 1px solid var(--border-soft); border-radius: var(--radius-panel); background: var(--surface-page); transition: border-color .2s, box-shadow .2s, transform .2s; }
.service-card:hover { transform: translateY(-4px); border-color: var(--brand-primary); box-shadow: 0 12px 28px var(--shadow-color); }
.service-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; gap: 10px; }
.service-icon { width: 48px; height: 48px; background: var(--surface-art); color: var(--brand-primary); border-radius: 12px; display: grid; place-items: center; }
.service-icon svg { width: 25px; height: 25px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.card-number { font-size: 10px; letter-spacing: .08em; color: var(--text-secondary); }
.service-card>p { font-size: 14px; line-height: 1.8; color: var(--text-secondary); margin-top: 16px; }
.service-card ul { list-style: none; padding: 22px 0 28px; margin: 0; font-size: 13px; line-height: 1.7; }
.service-card li { display: flex; gap: 9px; margin-bottom: 9px; }
.service-card li:last-child { margin-bottom: 0; }
.service-card li .icon { --icon-size: 15px; color: var(--brand-primary); margin-top: 3px; }
.service-card>a { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border-soft); padding-top: 20px; margin-top: auto; font-size: 13px; font-weight: 600; }
.service-card>a span { font-size: 22px; line-height: 1; }
.service-card>a:hover { color: var(--brand-primary); }
.possibilities { background: var(--surface-section); }
.concept-note { display: block; font-size: 10px; letter-spacing: .1em; margin-top: 12px; }
.showcase-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.showcase-art { position: relative; aspect-ratio: 1.48; border-radius: var(--radius-panel); overflow: hidden; isolation: isolate; }
.art-label { position: absolute; top: 22px; left: 24px; font-size: 8px; letter-spacing: .12em; z-index: 2; }
.identity-art { background: var(--surface-art); }
.identity-sheet { position: absolute; width: 45%; height: 78%; background: var(--brand-primary); color: var(--white); left: 12%; top: 17%; padding: 18px 22px; transform: rotate(-12deg); box-shadow: 0 12px 24px var(--shadow-color); }
.identity-sheet>span { font-size: 17px; font-weight: 700; letter-spacing: -.7px; }
.identity-sheet strong { display: block; font-size: clamp(25px, 3vw, 41px); letter-spacing: -.04em; line-height: 1.1; font-weight: 500; margin-top: 33px; }
.identity-sheet em { font-family: Georgia, serif; font-weight: 400; }
.identity-footer { position: absolute; bottom: 19px; font-size: 6px; letter-spacing: .09em; }
.identity-card { position: absolute; right: 9%; top: 33%; width: 43%; height: 39%; transform: rotate(11deg); padding: 18px; background: var(--white); box-shadow: 0 10px 22px var(--shadow-color); display: flex; flex-direction: column; justify-content: space-between; }
.identity-card>span { font-size: 45px; line-height: 1; letter-spacing: -4px; color: var(--brand-primary); font-weight: 800; }
.identity-card>div { font-size: 6px; letter-spacing: .08em; }
.identity-sticker { position: absolute; right: 11%; bottom: 6%; width: 99px; padding: 14px; background: var(--brand-accent); color: var(--brand-navy); font-size: 16px; line-height: 1.1; letter-spacing: -.5px; transform: rotate(-7deg); box-shadow: 0 8px 16px var(--shadow-color); }
.product-art { background: var(--brand-navy); }
.product-art .art-label { color: var(--text-on-dark-secondary); }
.product-window { position: absolute; top: 20%; left: 9%; width: 85%; height: 72%; border-radius: 8px; overflow: hidden; background: var(--white); transform: rotate(-4deg); box-shadow: 0 12px 24px var(--art-shadow); }
.product-nav { display: flex; align-items: center; justify-content: space-between; padding: 12px 15px; border-bottom: 1px solid var(--border-soft); font-size: 7px; }
.product-nav strong { font-size: 11px; letter-spacing: -.3px; }
.product-nav strong span { color: var(--brand-primary); }
.product-nav b { margin-left: 18px; }
.product-body { display: flex; height: calc(100% - 43px); }
.product-sidebar { display: flex; flex-direction: column; gap: 14px; padding: 18px 12px; border-right: 1px solid var(--border-soft); }
.product-sidebar i { display: block; width: 10px; height: 10px; border: 1px solid var(--border-subtle); border-radius: 3px; }
.product-sidebar .active { background: var(--brand-primary); border-color: var(--brand-primary); }
.product-content { padding: 14px 18px; width: 100%; }
.product-content h4 { font-size: 15px; letter-spacing: -.4px; margin: 4px 0 14px; }
.product-stats { display: flex; gap: 10px; }
.product-stats>div { flex: 1; background: var(--surface-section); border-radius: 4px; padding: 9px; }
.product-stats span { display: block; font-size: 6px; color: var(--text-secondary); }
.product-stats strong { font-size: 10px; font-weight: 600; }
.product-stats i { display: block; width: 60%; height: 3px; margin-top: 7px; background: var(--brand-primary); border-radius: 2px; }
.product-stats>div:last-child i { width: 83%; background: var(--brand-accent); }
.workflow { display: flex; justify-content: space-between; align-items: center; gap: 7px; margin-top: 14px; font-size: 7px; }
.workflow span { border: 1px solid var(--border-soft); border-radius: 4px; padding: 6px 10px; }
.workflow i { color: var(--brand-primary); font-style: normal; }
.product-task { display: flex; align-items: center; gap: 7px; font-size: 7px; margin-top: 12px; }
.task-check { color: var(--brand-primary); }
.product-task b { margin-left: auto; }
.product-badge { position: absolute; right: 7%; bottom: 5%; color: var(--brand-navy); background: var(--brand-sky); padding: 10px 13px; border-radius: 4px; display: flex; align-items: center; gap: 8px; font-size: 7px; letter-spacing: .04em; transform: rotate(3deg); }
.product-badge>span { font-size: 20px; line-height: 1; }
.showcase-caption { display: flex; justify-content: space-between; align-items: center; padding-top: 23px; gap: 16px; }
.showcase-caption h3 { font-size: 20px; font-weight: 600; }
.showcase-caption p { font-size: 13px; color: var(--text-secondary); margin-top: 7px; }
.showcase-caption>span { font-size: 25px; color: var(--brand-primary); }

/* Partnership and process */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.about-copy { padding-top: 6px; }
.about-copy .lead { font-size: 21px; line-height: 1.6; letter-spacing: -.35px; }
.about-copy>p:not(.lead) { font-size: 15px; color: var(--text-secondary); margin-top: 20px; line-height: 1.8; }
.principles { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; margin-top: 30px; padding-top: 26px; border-top: 1px solid var(--border-soft); }
.principles span { font-size: 12px; }
.principles b { font-size: 15px; color: var(--brand-primary); margin-right: 6px; font-weight: 500; }
.approach { background: var(--surface-section); }
.approach-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.approach-description { max-width: 390px; margin: 24px 0 16px; font-size: 15px; color: var(--text-secondary); line-height: 1.8; }
.steps { border-top: 1px solid var(--border-subtle); }
.steps details { border-bottom: 1px solid var(--border-subtle); padding: 25px 0; }
.steps summary { display: flex; align-items: center; gap: 20px; cursor: pointer; list-style: none; min-height: 28px; }
.steps summary::-webkit-details-marker { display: none; }
.steps summary>span { font-size: 12px; color: var(--brand-primary); font-weight: 500; }
.steps h3 { font-size: 19px; letter-spacing: -.5px; font-weight: 600; }
.steps b { margin-left: auto; font-size: 23px; line-height: 1; font-weight: 400; }
.steps details[open] b { transform: rotate(45deg); color: var(--brand-primary); }
.steps p { margin: 16px 20px 0 35px; color: var(--text-secondary); font-size: 14px; line-height: 1.8; }

/* Enquiry: dark brand surface, contained and clearly labelled form. */
.contact { background: var(--surface-inverse); color: var(--text-inverse); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: start; }
.contact-copy { padding-top: 16px; }
.contact h2 { font-size: clamp(44px, 4.5vw, 60px); font-weight: 550; }
.contact-copy>p:not(.eyebrow) { color: var(--text-on-dark-secondary); margin-top: 24px; font-size: 16px; }
.contact-details { display: grid; gap: 12px; margin-top: 34px; max-width: 290px; }
.contact-details a { display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 17px; }
.contact-details a>span { color: var(--brand-sky); }
.contact-details a:hover { color: var(--brand-sky); }
.contact address { margin-top: 28px; font-style: normal; font-size: 12px; line-height: 1.8; color: var(--text-on-dark-secondary); }
.contact-form-panel { background: var(--surface-dark-raised); padding: 32px; border: 1px solid var(--border-dark-soft); border-radius: var(--radius-panel); }
.contact-form-panel>h3 { font-size: 23px; margin-bottom: 26px; font-weight: 550; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label { display: flex; flex-direction: column; gap: 9px; margin-bottom: 20px; font-size: 12px; font-weight: 500; }
input, select, textarea { width: 100%; min-width: 0; background: var(--surface-inverse); color: var(--white); border: 1px solid var(--border-on-dark); border-radius: var(--radius-control); padding: 12px; font-size: 14px; font-weight: 400; line-height: 1.5; min-height: 46px; }
input::placeholder, textarea::placeholder { color: var(--text-on-dark-secondary); opacity: 1; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand-sky); outline-offset: 2px; }
textarea { resize: vertical; min-height: 100px; }
select { color-scheme: dark; }
select option { background: var(--surface-inverse); }
.contact button { width: 100%; background: var(--action-accent); color: var(--brand-navy); }
.contact button:hover { background: var(--action-accent-hover); }
.contact :is(a,button):focus-visible { outline-color: var(--brand-sky); }
.form-note { color: var(--text-on-dark-secondary); font-size: 11px; line-height: 1.7; margin-top: 14px; }
.footer { padding-block: 36px 24px; }
.footer-top { display: flex; align-items: center; gap: 28px; padding-bottom: 28px; }
.footer-top .logo-img { height: 42px; }
.footer-top>p { color: var(--text-secondary); font-size: 13px; }
.footer-top>a:last-child { margin-left: auto; font-size: 13px; padding-block: 10px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid var(--border-soft); padding-top: 20px; font-size: 10px; color: var(--text-secondary); }
.footer-bottom>span:last-child { letter-spacing: .06em; }

/* Tablet: preserve the grid without compressing copy or controls. */
@media (max-width: 1100px) {
  .header { gap: 22px; }
  .header nav { gap: 19px; }
  .header nav a { font-size: 13px; }
  .hero { gap: 32px; }
  .hero h1 { font-size: clamp(42px, 5vw, 58px); }
  .hero .eyebrow { font-size: 10px; }
  .hero-description { font-size: 16px; }
  .hero-actions { gap: 10px 20px; }
  .hero-actions .button { padding-inline: 17px; gap: 15px; }
  .hero-actions .text-link { font-size: 13px; }
  .service-card { padding: 25px 21px 22px; }
  .service-card h3 { font-size: 22px; }
  .service-card ul { font-size: 12px; }
  .section-intro { max-width: 310px; }
  .about-grid, .approach-grid, .contact-grid { gap: 48px; }
  .contact-form-panel { padding: 26px; }
  .product-content { padding: 10px 13px; }
  .product-content h4 { font-size: 13px; margin-bottom: 10px; }
  .product-task { margin-top: 8px; }
  .workflow { margin-top: 10px; }
}
@media (max-width: 850px) {
  .header { height: 76px; }
  .header nav { display: none; position: absolute; left: 0; right: 0; top: 76px; padding: 20px var(--page-gutter); z-index: 10; background: var(--surface-page); border-bottom: 1px solid var(--border-soft); box-shadow: 0 14px 24px var(--shadow-color); }
  .header nav.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 2px; }
  .header nav a { font-size: 16px; padding: 12px 0; }
  .header-cta { margin-left: auto; }
  .menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 6px; border: 0; background: transparent; cursor: pointer; width: 44px; height: 44px; padding: 10px; }
  .menu-toggle span { width: 24px; height: 2px; background: var(--text-primary); }
  .hero { gap: 28px; padding-block: 48px; }
  .hero h1 { font-size: 43px; }
  .hero .eyebrow { font-size: 9px; letter-spacing: .06em; }
  .hero-description { font-size: 15px; margin-top: 20px; }
  .hero-actions { margin-top: 22px; }
  .hero-note { margin-top: 20px; padding-top: 20px; }
  .creative-board { aspect-ratio: .88; }
  .poster-title { font-size: 36px; }
  .brand-poster { padding: 15px; }
  .interface-body { padding: 15px 12px; }
  .interface-body strong { font-size: 13px; }
  .interface-symbol { width: 49px; height: 68px; font-size: 48px; }
  .board-caption { left: 18px; right: 18px; font-size: 6px; }
  .board-tag { font-size: 6px; }
  .marquee-inner span { font-size: 17px; padding-inline: 28px; }
  .service-grid { gap: 14px; }
  .service-card { padding: 23px 18px; }
  .service-card-top { align-items: flex-start; flex-direction: column; gap: 16px; margin-bottom: 18px; }
  .service-card h3 { font-size: 20px; }
  .service-card>p { font-size: 13px; }
  .service-card>a { font-size: 12px; }
  .showcase-grid { gap: 22px; }
  .showcase-art { aspect-ratio: 1.25; }
  .identity-sheet { padding: 15px; }
  .identity-sheet strong { font-size: 28px; }
  .identity-sticker { width: 85px; font-size: 14px; }
  .identity-card { padding: 14px; }
  .product-nav { padding: 10px; }
  .product-sidebar { padding: 15px 9px; }
  .product-content { padding: 10px; }
  .product-content h4 { font-size: 12px; }
  .workflow span { padding: 5px; }
  .product-task { font-size: 6px; }
  .showcase-caption h3 { font-size: 18px; }
  .about-grid, .approach-grid { gap: 36px; }
  .about-copy .lead { font-size: 18px; }
  .principles { grid-template-columns: 1fr; gap: 12px; }
  .contact-grid { gap: 32px; }
  .contact-form-panel { padding: 23px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
}
/* Mobile: deliberate stacking and comfortable reading/touch sizes. */
@media (max-width: 640px) {
  .header { gap: 10px; }
  .logo-img { height: 40px; }
  .header-cta { padding: 10px 12px; font-size: 12px; gap: 14px; }
  .header-cta span { font-size: 19px; }
  .hero { grid-template-columns: 1fr; gap: 34px; padding-block: 38px 40px; }
  .hero h1 { font-size: clamp(39px, 9.6vw, 57px); letter-spacing: -.05em; }
  .hero .eyebrow { font-size: 9px; margin-bottom: 21px; }
  .hero-description { font-size: 16px; max-width: 460px; }
  .hero-actions { gap: 10px 20px; }
  .hero-actions .button { font-size: 13px; }
  .hero-note { margin-top: 20px; padding-top: 20px; }
  .creative-board { aspect-ratio: 1.1; max-width: 500px; width: 100%; justify-self: center; }
  .brand-poster { padding: 16px 20px; }
  .poster-title { font-size: clamp(36px, 10vw, 51px); margin-top: 20px; }
  .interface-body strong { font-size: clamp(12px, 3.5vw, 17px); }
  .interface-body { padding: 15px; }
  .interface-symbol { width: 57px; height: 73px; font-size: 54px; }
  .board-caption { font-size: 7px; top: 18px; }
  .board-tag { font-size: 6px; }

  .section-top { display: block; margin-bottom: 30px; }
  .section-intro { margin-top: 22px; max-width: 420px; font-size: 15px; padding: 0; }
  .eyebrow { font-size: 10px; margin-bottom: 20px; }
  .service-grid { grid-template-columns: 1fr; gap: 18px; }
  .service-card { padding: 26px; }
  .service-card-top { flex-direction: row; align-items: center; margin-bottom: 22px; }
  .service-card h3 { font-size: 25px; }
  .service-card>p { font-size: 15px; margin-top: 14px; }
  .service-card ul { font-size: 14px; padding-block: 22px; }
  .service-card>a { font-size: 14px; min-height: 48px; }
  .showcase-grid { grid-template-columns: 1fr; gap: 34px; }
  .showcase-art { aspect-ratio: 1.3; }
  .identity-sheet strong { font-size: clamp(29px, 8vw, 41px); }
  .identity-sheet { padding: 18px; }
  .identity-sticker { width: 95px; font-size: 16px; }
  .product-content { padding: 14px; }
  .product-content h4 { font-size: 14px; }
  .product-stats strong { font-size: 10px; }
  .product-stats>div { padding: 10px; }
  .workflow { margin-top: 13px; }
  .workflow span { padding: 6px 9px; }
  .product-task { font-size: 7px; margin-top: 12px; }
  .showcase-caption { padding-top: 19px; }
  .showcase-caption h3 { font-size: 20px; }
  .showcase-caption p { font-size: 12px; }
  .about-grid, .approach-grid, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-copy { padding: 0; }
  .about-copy .lead { font-size: 19px; }
  .principles { grid-template-columns: 1fr 1fr; gap: 14px; }
  .principles span { font-size: 11px; }
  .steps h3 { font-size: 18px; }
  .steps p { font-size: 14px; }
  .contact-copy { padding: 0; }
  .contact h2 { font-size: 48px; }
  .contact-details { margin-top: 25px; }
  .contact address { margin-top: 20px; }
  .contact-form-panel { padding: 24px 20px; }
  .contact-grid { gap: 36px; }
  input, select, textarea { font-size: 16px; }
  label { font-size: 13px; }
  .footer-top { flex-wrap: wrap; gap: 16px; padding-bottom: 23px; }
  .footer-top>p { order: 3; width: 100%; font-size: 12px; }
  .footer-bottom { flex-direction: column; gap: 10px; font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}