/* DDSG design system — Apple-inspired shell, tiles and components.
   Loaded after styles.css, scroll-story.css and about.css so equal-specificity rules win. */
:root{
  --font-display:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-text:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --display:var(--font-display);--body:var(--font-text);
  --ink:#1d1d1f;--ink-2:#6e6e73;--paper:#fff;--paper-2:#f5f5f7;
  --navy:#102d46;--blue:#087db5;--blue-hover:#0670a3;--link:#0670a3;--link-dark:#6cc4f0;
  --on-dark:#f5f5f7;--on-dark-2:#a1b3c2;--line:#d2d2d7;--slate:var(--ink-2);
  --nav-h:48px;--header-height:48px;
  --ease:cubic-bezier(.22,1,.36,1);
  --pad-block:clamp(80px,12vw,160px);--gutter:max(22px,5vw);
  --radius-tile:28px;--radius-img:18px;
}
html{scroll-padding-top:calc(var(--nav-h) + 16px)}
body{font-family:var(--font-text);font-size:17px;line-height:1.47;letter-spacing:-.01em;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3{font-family:var(--font-display);font-weight:600;color:inherit}
h1{font-size:clamp(44px,7vw,96px);letter-spacing:-.03em;line-height:1.04}
h2{font-size:clamp(36px,5vw,64px);letter-spacing:-.025em;line-height:1.06}
h3{font-size:clamp(24px,2.4vw,32px);letter-spacing:-.015em;line-height:1.12}
h1 span,h2 span{color:var(--blue)}
h1,h2,.tile__lede,.statement p{text-wrap:balance}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.08em;line-height:1.4;text-transform:uppercase;color:var(--ink-2)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--link);outline-offset:3px;border-radius:6px}

/* ---------- Header ---------- */
.skip{position:fixed;left:16px;top:-100px;z-index:100;padding:10px 14px;border-radius:10px;background:var(--paper);color:var(--ink)}
.skip:focus{top:8px}
.site-header{position:sticky;top:0;z-index:50;height:var(--nav-h);padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.92);border-bottom:1px solid rgba(0,0,0,.08)}
@supports ((-webkit-backdrop-filter:none) or (backdrop-filter:none)){
  .site-header{background:rgba(255,255,255,.72);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px)}
}
.about-page .site-header{height:var(--nav-h);padding-inline:var(--gutter);border-bottom:1px solid rgba(0,0,0,.08)}
.site-header .brand{display:flex;align-items:center;gap:0}
.site-header .brand img{width:140px;height:20px;object-fit:contain}
.site-header .brand>span{display:none}
.site-header nav{display:flex;align-items:center;gap:clamp(18px,2.6vw,36px);font-size:12px;letter-spacing:-.01em}
.site-header nav>a{color:rgba(29,29,31,.8);transition:color .2s var(--ease)}
.site-header nav>a:hover,.site-header nav>a[aria-current=page]{color:var(--ink)}
.site-header nav>a.button,.site-header nav>a.button:hover{color:#fff}
.menu-toggle{display:none}

/* ---------- Buttons & links ---------- */
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 22px;border:0;border-radius:980px;background:var(--blue);color:#fff;font-size:17px;font-weight:400;letter-spacing:-.01em;line-height:1.18;transition:background-color .2s var(--ease),transform .15s var(--ease)}
.button:hover{background:var(--blue-hover);transform:none}
.button:active{transform:scale(.97)}
.button span{font-size:inherit;line-height:inherit}
.button-small{min-height:28px;padding:4px 12px;font-size:12px}
.button-white{background:#fff;color:var(--navy)}
.button-white:hover{background:var(--paper-2)}
.button-ghost{background:transparent;color:var(--link);box-shadow:inset 0 0 0 1px currentColor}
.button-ghost:hover{background:var(--link);color:#fff}
.link-more{display:inline-flex;align-items:center;gap:4px;min-height:44px;padding:0;border:0;background:none;color:var(--link);font-size:17px;cursor:pointer}
.link-more::after{content:"›";font-size:1.2em;line-height:1;transition:transform .2s var(--ease)}
.link-more:hover{text-decoration:underline;text-underline-offset:3px}
.link-more:hover::after{transform:translateX(2px)}
.tile--dark .link-more{color:var(--link-dark)}

/* ---------- Tiles ---------- */
.tile{position:relative;padding:var(--pad-block) var(--gutter);text-align:center;background:var(--paper);color:var(--ink);overflow:hidden}
.tile--alt{background:var(--paper-2)}
.tile--dark{background:var(--navy);color:var(--on-dark)}
.tile--dark .eyebrow,.tile--dark .tile__lede{color:var(--on-dark-2)}
.tile--dark h2 span{color:var(--link-dark)}
.tile__inner{max-width:980px;margin:0 auto}
.tile__title{max-width:18ch;margin:10px auto 0}
.tile__lede{max-width:40ch;margin:16px auto 0;font-size:clamp(19px,2vw,24px);line-height:1.35;letter-spacing:-.01em;color:var(--ink-2)}
.tile__actions{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px 28px;margin-top:28px}
.tile__media{max-width:1200px;margin:clamp(40px,6vw,72px) auto 0}
.tile__media img{display:block;width:100%;height:auto;border-radius:var(--radius-img)}
.tile__caption{margin-top:12px;font-size:12px;color:var(--ink-2)}
.tile--dark .tile__caption{color:var(--on-dark-2)}
.tile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:12px;background:var(--paper)}
.tile-grid>.tile{display:flex;flex-direction:column;align-items:center;border-radius:var(--radius-tile);padding:clamp(56px,7vw,88px) clamp(24px,4vw,56px) clamp(32px,4vw,48px)}
.tile-grid .tile__title{font-size:clamp(32px,4vw,52px)}
.tile-grid .tile__media{margin-top:auto;padding-top:clamp(32px,4vw,48px);width:100%}

/* ---------- Content blocks ---------- */
.statement{padding:var(--pad-block) var(--gutter);text-align:center}
.statement p{max-width:18ch;margin:0 auto;font-family:var(--font-display);font-size:clamp(32px,5vw,64px);font-weight:600;letter-spacing:-.025em;line-height:1.08}
.statement p span{color:var(--ink-2)}
.statement .link-more{margin-top:24px}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:1200px;margin:clamp(40px,6vw,64px) auto 0;padding:0;list-style:none;text-align:left;counter-reset:step}
.steps li{padding:36px 32px 40px;border-radius:var(--radius-tile);background:var(--paper-2);counter-increment:step}
.tile--alt .steps li{background:var(--paper)}
.steps li::before{content:counter(step,decimal-leading-zero);display:block;margin-bottom:28px;font-size:14px;font-weight:600;color:var(--link)}
.steps h3{margin-bottom:10px;font-size:24px}
.steps p{color:var(--ink-2)}
.areas{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;max-width:880px;margin:36px auto 0;padding:0;list-style:none}
.areas li{padding:8px 16px;border-radius:980px;font-size:15px;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.2)}
.service-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px;max-width:1200px;margin:clamp(40px,6vw,64px) auto 0;padding:0;list-style:none;text-align:left}
.service-list li{padding:32px;border-radius:var(--radius-tile);background:var(--paper)}
.service-list h3{margin-bottom:8px;font-size:21px}
.service-list p{color:var(--ink-2)}
.faq{max-width:820px;margin:clamp(40px,6vw,64px) auto 0;text-align:left;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:44px;padding:22px 0;cursor:pointer;list-style:none;font-family:var(--font-display);font-size:clamp(19px,2vw,24px);font-weight:600;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;font-size:28px;font-weight:300;color:var(--link);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{max-width:62ch;padding:0 0 24px;color:var(--ink-2)}
.page-hero{padding:clamp(40px,7vw,96px) var(--gutter) 0;text-align:center}
.page-hero h1{max-width:18ch;margin:12px auto 0;font-size:clamp(40px,5.6vw,76px)}
.page-hero .breadcrumb{margin-bottom:28px}
.page-hero .tile__media{margin-bottom:0}
.breadcrumb ol{display:flex;justify-content:center;gap:8px;margin:0;padding:0;list-style:none;font-size:12px;color:var(--ink-2)}
.breadcrumb li+li::before{content:"›";margin-right:8px}
.breadcrumb a{color:var(--link)}

/* ---------- Concept collection ---------- */
.concept-collection .concept-card{text-align:left}
.concept-collection .concept-image{border-radius:var(--radius-img);overflow:hidden}
.concept-collection .project-caption h3{font-size:21px}
.concept-note{margin-top:12px;font-size:14px;color:var(--ink-2)}
.concept-collection .concept-grid{max-width:1440px;margin:clamp(40px,6vw,64px) auto 0}
.gallery-nav{display:none}
.gallery-btn{display:grid;place-items:center;width:44px;height:44px;border:0;border-radius:50%;background:rgba(0,0,0,.07);color:var(--ink);font-size:26px;line-height:1;cursor:pointer;transition:background-color .2s var(--ease)}
.gallery-btn:hover{background:rgba(0,0,0,.12)}
.gallery-btn:disabled{opacity:.35;cursor:default}
@media(min-width:834px){
  .concept-collection .concept-grid{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-inline:var(--gutter);padding:8px var(--gutter) 24px;margin-inline:calc(-1 * var(--gutter));max-width:none;overscroll-behavior-x:contain;scrollbar-width:thin}
  .concept-collection .concept-card{flex:0 0 min(62vw,760px);scroll-snap-align:start}
  .concept-collection .gallery-nav{display:flex;justify-content:flex-end;gap:12px;max-width:1440px;margin:8px auto 0}
}

/* ---------- Footer ---------- */
footer.site-footer{display:block;padding:20px var(--gutter) 24px;background:var(--paper-2);color:var(--ink-2);font-size:12px;line-height:1.33}
.site-footer .footer-inner{display:block;max-width:980px;margin:0 auto}
.site-footer .footer-note{padding-bottom:16px;border-bottom:1px solid var(--line)}
.site-footer .footer-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding:20px 0}
.site-footer h2{margin-bottom:10px;font-size:12px;font-weight:600;letter-spacing:0;line-height:1.33;color:var(--ink)}
.site-footer ul{display:grid;gap:8px;margin:0;padding:0;list-style:none}
.site-footer a,.site-footer .footer-link{color:var(--ink-2)}
.site-footer a:hover,.site-footer .footer-link:hover{color:var(--ink);text-decoration:underline}
.site-footer .footer-link{padding:0;border:0;background:none;font-size:12px;cursor:pointer;text-align:left}
.site-footer .footer-legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding-top:16px;border-top:1px solid var(--line)}

/* ---------- Scroll-in motion ---------- */
.js [data-fade]{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js [data-fade].is-in{opacity:1;transform:none}

/* ---------- Home build story (scroll-story.css) ---------- */
/* The build film/poster frames carry a dark 1–3px line on their left edge; clip it. */
.story-media img,.story-media video{clip-path:inset(0 0 0 .3%)}
.story-copy h1{font-size:clamp(40px,5.2vw,80px);letter-spacing:-.03em}
.story-description{font-size:clamp(17px,1.4vw,21px);line-height:1.4;color:var(--ink-2)}
.booking-note{font-size:12px;color:var(--ink-2)}
.motion-toggle,.story-controls>a,.story-cue{font-size:12px}
.story-caption{font-size:12px}

/* ---------- About page (about.css) ---------- */
.about-page{--editorial:var(--font-display);color:var(--ink)}
.about-page .editorial-title{font-weight:600;letter-spacing:-.035em;line-height:1}
.about-page .eyebrow,.about-kicker,.ceo-portrait figcaption,.ceo-signoff,.scroll-note,.ceo-opening-note>span,.department-meta,.team-member figcaption,.team-member figcaption>span:last-child,.department-design .team-member figcaption{font-size:12px}
.ceo-copy>p:not(.eyebrow),.department-copy>p{font-size:17px;line-height:1.55}
@media(min-width:901px) and (min-height:700px){
  .scroll-story .ceo-stage{top:var(--nav-h);height:calc(100svh - var(--nav-h))}
}
.department-copy{top:calc(var(--nav-h) + 40px)}

/* ---------- Small screens ---------- */
@media(max-width:833px){
  .site-header .menu-toggle{display:flex;align-items:center;gap:8px;min-height:44px;padding:0;border:0;background:none;font-size:14px;color:var(--ink)}
  .site-header .menu-toggle span{font-size:20px}
  /* The header has backdrop-filter, so it is the containing block: absolute + explicit height, not fixed. */
  .site-header nav{display:none;position:absolute;top:100%;left:0;right:0;height:calc(100dvh - var(--nav-h));flex-direction:column;align-items:stretch;gap:0;padding:16px var(--gutter) 32px;background:rgba(255,255,255,.97);font-size:28px;font-weight:600;letter-spacing:-.02em;overflow-y:auto;box-shadow:none;border:0}
  .site-header nav.is-open{display:flex}
  .site-header nav>a{padding:12px 0;color:var(--ink)}
  .site-header nav>a.button{justify-content:center;min-height:48px;margin-top:20px;padding:12px 22px;font-size:17px;font-weight:400}
  .tile-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .site-footer .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(prefers-reduced-motion:reduce){
  .js [data-fade]{opacity:1;transform:none;transition:none}
}

/* ---------- 12px minimum for legacy component text (styles.css / scroll-story.css / about.css) ---------- */
.story-copy .eyebrow,.story-copy .booking-note,.story-caption,.scroll-active .story-caption,.story-controls,.motion-toggle,.story-controls>a,.story-controls .story-cue,
.project-caption>span,.concept-label,.comparison-state,.comparison-actions>span,.comparison-actions button,.booking-note,
.references legend span,.reference-drop small,.reference-summary,.reference-local,.reference-filename,.reference-info label,.reference-remove,
.about-page .eyebrow,.about-kicker,.ceo-portrait figcaption,.ceo-signoff,.scroll-note,.ceo-opening-note>span,.people-index,.department-meta,
.team-member figcaption,.team-member figcaption>span:last-child,.department-design .team-member figcaption,.about-closing>p:last-child,
.department-executive .team-member figcaption,.department-closing .team-member figcaption{font-size:12px}

/* ---------- Comparison controls: pills to match the system ---------- */
.comparison-actions button{min-height:36px;padding:8px 16px;border-radius:980px}
.concept-label,.comparison-state{border-radius:8px;letter-spacing:.06em}

/* ---------- Utilities ---------- */
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.people-intro .people-index{color:#55555a}