/* =========================================================
   Zemba Inc. — single page site
   No dependencies. Monochrome corporate.
   ---------------------------------------------------------
   1.  Tokens
   2.  Reset & base
   3.  Typography helpers
   4.  Buttons / atoms
   5.  Header & menu
   6.  Hero
   7.  Marquee
   8.  About
   9.  Capabilities
   10. Process
   11. Metrics band
   12. Brands
   13. Why / accordion
   14. Contact
   15. Footer
   16. Reveal animations
   17. Responsive
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root {
  --ink:        #0b0b0b;
  --ink-soft:   #171717;
  --graphite:   #4a4a4a;
  --grey:       #7b7b7b;
  --line:       #e2e0dc;
  --line-dark:  rgba(255, 255, 255, .12);
  --tint:       #f2f1ee;
  --paper:      #f8f7f5;
  --white:      #ffffff;

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Poppins", "Segoe UI", -apple-system, "Helvetica Neue", Arial, sans-serif;

  --shell: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
  --r-sm: 10px;
  --r-md: 18px;
  --r-lg: 28px;
  --r-pill: 999px;

  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-io: cubic-bezier(.65, .05, .36, 1);
  --sp-section: clamp(88px, 11vw, 168px);
}

/* ---------- 2. Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  /* clears the stuck header (80px) with a little air */
  scroll-padding-top: 108px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: -.005em;
  -webkit-font-smoothing: antialiased;
  /* NOTE: no overflow-x:hidden here on purpose — it silently breaks every
     position:sticky element on the page. Anything that bleeds sideways
     (hero arc, marquee) is clipped by its own section instead. */
}

body.is-locked { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; }
p { margin: 0 0 1.05em; }
ul, ol, dl { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; border: 0; background: none; cursor: pointer; }

::selection { background: var(--ink); color: var(--white); }

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 200;
  padding: 10px 16px; border-radius: var(--r-pill);
  background: var(--ink); color: var(--white); font-size: 13px;
  transform: translateY(-160%);
  transition: transform .3s var(--ease);
}
.skip-link:focus-visible { transform: none; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--sp-section); position: relative; }
.section--tint { background: var(--tint); }

/* ---------- 3. Typography ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.035em;
  line-height: 1.06;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  margin: 0 0 26px;
  font-size: 11px; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--graphite);
}
.eyebrow .idx {
  display: inline-block;
  padding-bottom: 1px;
  border-bottom: 1px solid currentColor;
  color: var(--ink);
}
.eyebrow--light { color: rgba(255, 255, 255, .62); }
.eyebrow--light .idx { color: #fff; }
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .1);
}

.lead {
  font-size: clamp(18px, 1.5vw, 21px);
  line-height: 1.55;
  letter-spacing: -.018em;
  color: var(--ink);
}

.sec-head { margin-bottom: clamp(44px, 5vw, 76px); max-width: 900px; }
.sec-head__title { font-size: clamp(34px, 5.1vw, 68px); }
.sec-head__note {
  max-width: 42ch; margin: 0;
  color: var(--graphite);
  font-size: 16.5px; line-height: 1.62;
}
/* headline lines carry a negative bottom margin for the mask,
   so anything following it needs its own breathing room */
.sec-head__title + .sec-head__note,
.sec-head__title + .process__note { margin-top: 28px; }
.sec-head__note--center { margin-inline: auto; text-align: center; }

.sec-head--split {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: clamp(32px, 6vw, 90px);
  max-width: none;
}
.sec-head--split .sec-head__note { padding-bottom: 10px; flex: 0 1 40ch; }
/* the note steals horizontal room, so the headline runs a size smaller here */
.sec-head--split .sec-head__title { font-size: clamp(32px, 4.5vw, 58px); }

.sec-head--center { text-align: center; margin-inline: auto; }
.sec-head--center .eyebrow { justify-content: center; }

/* ---------- 4. Buttons / atoms ---------- */
.btn {
  --btn-fg: var(--ink);
  position: relative;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px;
  border-radius: var(--r-pill);
  font-size: 14.5px; font-weight: 500; letter-spacing: -.01em;
  color: var(--btn-fg);
  overflow: hidden;
  isolation: isolate;
  transition: color .45s var(--ease), border-color .45s var(--ease), transform .45s var(--ease);
  will-change: transform;
}
.btn svg { width: 15px; height: 15px; flex: none; transition: transform .45s var(--ease); }
.btn > span { position: relative; z-index: 2; }
.btn > svg { position: relative; z-index: 2; }
.btn::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  border-radius: inherit;
  background: var(--ink);
  transform: translateY(101%);
  transition: transform .55s var(--ease);
}
.btn:hover svg { transform: translate(3px, -3px); }

.btn--solid { background: var(--ink); color: var(--white); }
.btn--solid::after { background: var(--white); }
.btn--solid:hover { color: var(--ink); }
.btn--solid:hover::after { transform: none; }

.btn--ghost { border: 1px solid var(--line); background: transparent; }
.btn--ghost:hover { color: var(--white); border-color: var(--ink); }
.btn--ghost:hover::after { transform: none; }
.btn--dark { border-color: rgba(11, 11, 11, .22); }

.btn--pill {
  padding: 12px 22px;
  border: 1px solid rgba(255, 255, 255, .22);
  color: #fff;
}
.btn--pill::after { background: #fff; }
.btn--pill:hover { color: var(--ink); border-color: #fff; }
.btn--pill:hover::after { transform: none; }

.btn--block { width: 100%; justify-content: center; }

.scroll-progress {
  position: fixed; inset: 0 0 auto; height: 2px; z-index: 120;
  background: transparent; pointer-events: none;
}
.scroll-progress span {
  display: block; height: 100%; width: 0;
  background: var(--ink);
  transition: width .12s linear;
}

/* generic framed visual — takes an inline SVG or a photo interchangeably */
.frame {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink);
}
.frame .art { width: 100%; height: auto; }
.frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 5. Header & menu ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  transition: transform .5s var(--ease), background .4s linear, box-shadow .4s linear;
}
.site-header::before {
  content: ""; position: absolute; inset: 0;
  background: rgba(248, 247, 245, .82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.site-header.is-stuck::before { opacity: 1; }
.site-header.is-hidden { transform: translateY(-102%); }

.header__inner {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  /* sized around the logo: 52px mark + ~24px of air, 46px + ~17px when stuck */
  height: 100px;
  transition: height .4s var(--ease);
}
.site-header.is-stuck .header__inner { height: 80px; }

/* the sprite holds the logo <symbol>; it must stay in the box model for
   <use> to resolve, so it is collapsed rather than display:none */
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.brand {
  display: inline-flex; align-items: center;
  color: #fff;
  transition: color .4s var(--ease);
}
.site-header.is-stuck .brand { color: var(--ink); }
.brand__logo {
  display: block;
  height: 52px; width: auto;
  fill: currentColor;
  transition: height .4s var(--ease);
}
.site-header.is-stuck .brand__logo { height: 46px; }

.nav__list { display: flex; align-items: center; gap: 4px; }
.nav__list a {
  position: relative;
  display: block; padding: 9px 16px;
  border-radius: var(--r-pill);
  font-size: 14.5px; color: rgba(255, 255, 255, .78);
  transition: color .35s var(--ease), background .35s var(--ease);
}
.nav__list a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px;
  height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease);
}
.nav__list a:hover { color: #fff; }
.nav__list a:hover::after { transform: none; }
.nav__list a.is-active { color: #fff; }
.site-header.is-stuck .nav__list a { color: var(--graphite); }
.site-header.is-stuck .nav__list a:hover,
.site-header.is-stuck .nav__list a.is-active { color: var(--ink); }
.site-header.is-stuck .btn--pill { border-color: rgba(11, 11, 11, .2); color: var(--ink); }
.site-header.is-stuck .btn--pill::after { background: var(--ink); }
.site-header.is-stuck .btn--pill:hover { color: #fff; border-color: var(--ink); }

.header__actions { display: flex; align-items: center; gap: 12px; }

.burger {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 12px;
  position: relative;
}
.burger span {
  position: absolute; left: 12px; width: 18px; height: 1.5px;
  background: #fff;
  transition: transform .4s var(--ease), opacity .3s linear;
}
.burger span:first-child { top: 17px; }
.burger span:last-child  { top: 23px; }
.site-header.is-stuck .burger { border-color: rgba(11, 11, 11, .2); }
.site-header.is-stuck .burger span { background: var(--ink); }
body.is-menu .burger span:first-child { transform: translateY(3px) rotate(45deg); }
body.is-menu .burger span:last-child  { transform: translateY(-3px) rotate(-45deg); }

/* while the dark overlay is open the header always reads light */
body.is-menu .site-header::before { opacity: 0; }
body.is-menu .site-header .brand { color: #fff; }
body.is-menu .site-header .burger { border-color: rgba(255, 255, 255, .24); }
body.is-menu .site-header .burger span { background: #fff; }

.mobile-menu {
  position: fixed; inset: 0; z-index: 95;
  background: var(--ink); color: #fff;
  display: flex; flex-direction: column; justify-content: center;
  padding-block: 120px 40px;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .7s var(--ease);
  visibility: hidden;
}
body.is-menu .mobile-menu { clip-path: inset(0 0 0 0); visibility: visible; }
.mobile-menu__inner { display: flex; flex-direction: column; gap: 6px; }
.mobile-menu__inner a {
  display: flex; align-items: baseline; gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
  font-family: var(--font-display); font-size: clamp(28px, 9vw, 44px);
  letter-spacing: -.035em; font-weight: 600;
  opacity: 0; transform: translateY(24px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.mobile-menu__inner a em {
  font-family: var(--font-body); font-style: normal;
  font-size: 12px; letter-spacing: .18em;
  color: rgba(255, 255, 255, .45);
}
body.is-menu .mobile-menu__inner a { opacity: 1; transform: none; }
body.is-menu .mobile-menu__inner a:nth-child(1) { transition-delay: .18s; }
body.is-menu .mobile-menu__inner a:nth-child(2) { transition-delay: .24s; }
body.is-menu .mobile-menu__inner a:nth-child(3) { transition-delay: .30s; }
body.is-menu .mobile-menu__inner a:nth-child(4) { transition-delay: .36s; }
body.is-menu .mobile-menu__inner a:nth-child(5) { transition-delay: .42s; }
.mobile-menu__foot {
  margin-top: auto; padding-top: 32px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 13.5px; color: rgba(255, 255, 255, .55);
}

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  min-height: min(880px, 100vh);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding-block: clamp(150px, 18vh, 210px) 0;
  background: var(--ink);
  color: #fff;
  overflow: hidden;
  border-bottom-left-radius: var(--r-lg);
  border-bottom-right-radius: var(--r-lg);
}

.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__grid { position: absolute; inset: 0; width: 100%; height: 100%; }
/* oversized Z, anchored right and allowed to run off that edge. Sized by
   height so it always fills the hero without overshooting top and bottom —
   scaled by width it grows past the viewport and stops reading as a Z. */
.hero__mark {
  position: absolute;
  top: 50%; right: -8%;
  transform: translateY(-50%);
  height: min(780px, 84vh); width: auto;
}
/* non-scaling-stroke keeps the hairlines at a constant screen weight however
   large the mark is scaled */
.hero__z,
.hero__z-trace { vector-effect: non-scaling-stroke; stroke-linejoin: round; }

.hero__z {
  fill: rgba(255, 255, 255, .035);
  stroke: rgba(255, 255, 255, .19);
  stroke-width: 1.2;
}
/* a bright fifth of the outline, travelling the perimeter forever */
.hero__z-trace {
  stroke: rgba(255, 255, 255, .8);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 20 80;
  animation: heroTrace 9s linear infinite;
}

@keyframes heroTrace { to { stroke-dashoffset: -100; } }
.hero__glow {
  position: absolute; top: -22%; right: -6%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(255, 255, 255, .11), transparent 62%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  opacity: .05;
  mix-blend-mode: overlay;
}

.hero__inner { position: relative; z-index: 3; }
.hero__title {
  font-size: clamp(44px, 7.4vw, 104px);
  margin-bottom: clamp(28px, 3.4vw, 46px);
  max-width: 15ch;
}
.hero__meta {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: clamp(28px, 5vw, 80px);
  flex-wrap: wrap;
  padding-bottom: clamp(64px, 9vw, 118px);
}
.hero__lede {
  max-width: 46ch; margin: 0;
  color: rgba(255, 255, 255, .72);
  font-size: clamp(15.5px, 1.2vw, 17.5px); line-height: 1.62;
}
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; }
/* inverted button set — the hero background is ink, so solid must be white */
.hero .btn--solid { background: #fff; color: var(--ink); }
.hero .btn--solid::after { background: var(--ink); }
.hero .btn--solid:hover { color: #fff; }
.hero .btn--ghost { border-color: rgba(255, 255, 255, .24); color: rgba(255, 255, 255, .9); }
.hero .btn--ghost::after { background: #fff; }
.hero .btn--ghost:hover { color: var(--ink); border-color: #fff; }

.hero__scroll {
  position: absolute; left: 50%; bottom: 22px; z-index: 3;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255, 255, 255, .4);
}
.hero__scroll em {
  font-style: normal; font-size: 10px;
  letter-spacing: .24em; text-transform: uppercase;
}
.hero__scroll svg { width: 10px; height: 24px; animation: nudge 2.4s var(--ease-io) infinite; }
@keyframes nudge {
  0%, 100% { transform: translateY(0); opacity: .5; }
  50%      { transform: translateY(6px); opacity: 1; }
}

/* ---------- 7. Marquee ---------- */
.marquee {
  padding-block: clamp(26px, 3vw, 40px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background: var(--paper);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track { display: flex; width: max-content; animation: slide 34s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__row { display: flex; align-items: center; }
.marquee__row span {
  font-family: var(--font-display);
  font-size: clamp(15px, 1.5vw, 19px);
  font-weight: 500; letter-spacing: -.02em;
  color: var(--ink);
  padding-inline: clamp(18px, 2vw, 30px);
  white-space: nowrap;
}
.marquee__row i {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--ink); opacity: .3;
}
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- 8. About ---------- */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
  gap: clamp(36px, 6vw, 96px);
  align-items: start;
}
.about__body p { color: var(--graphite); max-width: 56ch; }
.about__body .lead { color: var(--ink); margin-bottom: 1.4em; }

.about__facts {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(32px, 4vw, 48px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}
.about__facts > div { background: var(--paper); padding: 20px 22px; }
.about__facts dt {
  font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--grey); margin-bottom: 6px;
}
.about__facts dd {
  margin: 0; font-size: 15.5px; font-weight: 500; letter-spacing: -.015em;
}

.about__visual { position: sticky; top: 118px; }
/* the artwork is already cut to its own silhouette on a transparent
   background, so it sits straight on the page — a frame would fight it */
.about__figure { margin: 0; }
.about__figure img {
  display: block;
  width: 100%; height: auto;
}
.about__caption {
  margin: 10px 2px 0;
  font-size: 12.5px; letter-spacing: .04em; color: var(--grey);
}

/* ---------- 9. Capabilities (stacking cards) ----------
   Every card is sticky with a slightly larger offset than the one before it,
   so as you scroll each card slides up and parks on top of the previous one,
   leaving a thin edge of the ones underneath visible. main.js additionally
   scales and dims a card once it is covered, which sells the depth. */
[data-stack] {
  display: flex; flex-direction: column;
  gap: clamp(14px, 1.6vw, 20px);
  /* trailing room so the last card can pin before the section ends */
  padding-bottom: clamp(40px, 16vh, 150px);
  --stack-top: 106px;
  --stack-step: 13px;
}
[data-stack] > * {
  position: sticky;
  top: calc(var(--stack-top) + var(--i, 0) * var(--stack-step));
  transform-origin: top center;
  will-change: transform;
}
/* the veil that recedes a card once the next one covers it — kept very light,
   the visible sliver should read as paper in shade, not a grey bar */
[data-stack] > *::after {
  content: ""; position: absolute; inset: 0; z-index: 3;
  border-radius: inherit;
  background: var(--ink);
  opacity: calc(var(--dim, 0) * .1);
  pointer-events: none;
}

.cap {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr) auto;
  gap: clamp(16px, 3vw, 48px);
  align-items: start;
  padding: clamp(26px, 3vw, 40px) clamp(24px, 2.8vw, 42px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: 0 -16px 34px -26px rgba(0, 0, 0, .3);
  transition: border-color .45s var(--ease);
}
.cap:hover { border-color: rgba(11, 11, 11, .28); }
.cap > * { position: relative; z-index: 1; }

/* left column: index first, then the icon tile beside it, both top-aligned
   with the heading */
.cap__lead {
  display: flex; align-items: flex-start;
  gap: 16px;
}
.cap__no {
  display: block;
  font-family: var(--font-display);
  font-size: 13px; font-weight: 500; letter-spacing: .04em;
  color: var(--grey);
  padding-top: 6px;
  transition: color .4s var(--ease);
}
.cap:hover .cap__no { color: var(--ink); }

.cap__icon {
  display: grid; place-items: center;
  flex: none;
  width: 90px; height: 90px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--tint);
  color: var(--ink);
  transition: background .45s var(--ease), color .45s var(--ease),
              border-color .45s var(--ease);
}
.cap__icon svg {
  width: 46px; height: 46px;
  fill: currentColor;
  transition: transform .5s var(--ease);
}
.cap:hover .cap__icon {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.cap:hover .cap__icon svg { transform: scale(1.1); }
.cap__main h3 {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.3vw, 30px);
  letter-spacing: -.03em; line-height: 1.1;
  margin-bottom: 10px;
  transition: transform .5s var(--ease);
}
.cap:hover .cap__main h3 { transform: translateX(4px); }
.cap__main p { margin: 0; color: var(--graphite); max-width: 62ch; font-size: 15.5px; }
.cap__tags { display: flex; gap: 8px; flex-wrap: wrap; padding-top: 6px; }
.cap__tags li {
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 11.5px; letter-spacing: .06em;
  color: var(--graphite);
  white-space: nowrap;
  background: var(--tint);
}

/* ---------- 10. Process ---------- */
.process__shell {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1fr);
  gap: clamp(40px, 7vw, 110px);
  align-items: start;
}
.process__sticky { position: sticky; top: 130px; }
.process__sticky .sec-head__title { font-size: clamp(32px, 4.4vw, 58px); margin-bottom: 26px; }
.process__note { color: var(--graphite); max-width: 34ch; margin-bottom: 30px; }

/* the step cards stack the same way the capability cards do */
.steps { --stack-top: 112px; --stack-step: 15px; }
.step {
  padding: clamp(22px, 2.4vw, 32px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: 0 -16px 34px -26px rgba(0, 0, 0, .3);
}
.step__head {
  display: flex; align-items: baseline; gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}
.step__no {
  font-size: 11px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--grey);
}
.step__head h3 {
  font-size: clamp(26px, 3vw, 40px);
  letter-spacing: -.035em;
  margin-left: auto;
}
.step > p { color: var(--graphite); max-width: 58ch; margin-bottom: 22px; }
.step .frame { border-radius: var(--r-md); }

/* ---------- 10c. Process visuals ----------
   Four animated panels, one drawing language. Every panel runs the same 6s
   cycle so they feel like one family, and each loop acts out its own stage:
   Validate sweeps and eliminates, Build assembles three tracks at once,
   Scale grows then projects, Compound just keeps going round.
   Animations idle until main.js marks the panel on-screen. */
.viz { --viz-cycle: 6s; }

/* shared marks */
.viz-grid   { fill: none; stroke: rgba(255, 255, 255, .085); stroke-width: 1; }
.viz-axis   { fill: none; stroke: rgba(255, 255, 255, .22);  stroke-width: 1; }
.viz-ghost  { fill: none; stroke: rgba(255, 255, 255, .2);   stroke-width: 1.4; stroke-dasharray: 5 7; }
.viz-line   { fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.viz-thin   { fill: none; stroke: rgba(255, 255, 255, .5); stroke-width: 1.4; stroke-linecap: round; }
.viz-mod    { fill: none; stroke: #fff; stroke-width: 1.4; }
.viz-out    { fill: rgba(255, 255, 255, .08); stroke: #fff; stroke-width: 1.6; }
.viz-dot    { fill: #fff; }
.viz-ring   { fill: none; stroke: rgba(255, 255, 255, .5); stroke-width: 1.2; }
.viz-rings  { fill: none; stroke: rgba(255, 255, 255, .11); stroke-width: 1; }
.viz-dash   { fill: none; stroke: rgba(255, 255, 255, .3); stroke-width: 1; stroke-dasharray: 5 9; }
.viz-trail  { fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; }
.viz-bar    { fill: #fff; }
.viz-bar--proj { fill: rgba(255, 255, 255, .17); stroke: rgba(255, 255, 255, .42); stroke-width: 1; }
.viz-scan path { fill: none; stroke: rgba(255, 255, 255, .45); stroke-width: 1; stroke-dasharray: 3 5; }
/* a 0-length round dash reads as a dot riding the path — no JS, no offset-path */
.viz-runner { fill: none; stroke: #fff; stroke-width: 8; stroke-linecap: round; stroke-dasharray: .01 200; }

/* every animated element shares the cycle; only the name and easing differ.
   pathLength="100" in the markup means one dash unit == 1% of any path, so a
   single keyframe draws every line regardless of its real length. */
.viz [class^="v-"] {
  animation-duration: var(--viz-cycle);
  animation-delay: var(--d, 0s);
  animation-iteration-count: infinite;
  animation-fill-mode: both;
  animation-timing-function: var(--ease-io);
  animation-play-state: paused;
  transform-box: fill-box;
  transform-origin: center;
}
.viz.is-live [class^="v-"] { animation-play-state: running; }

.v-draw   { animation-name: vizDraw; stroke-dasharray: 100; }
.v-runner { animation-name: vizRunner; }
.v-scan   { animation-name: vizScan; }
.v-die    { animation-name: vizDie; }
.v-keep   { animation-name: vizKeep; }
.v-ring   { animation-name: vizRing; }
.v-mod,
.v-out    { animation-name: vizPop; }
.v-pulse  { animation-name: vizPulse; }
.v-cp     { animation-name: vizPing; }

/* these three override transform-box / origin from the shared rule above, so
   they have to be scoped to match its specificity — otherwise bars grow from
   their own centre and the orbit spins around its bounding box, not the dial */
.viz .v-bar {
  animation-name: vizGrow;
  transform-origin: 50% 100%;
}
.viz .v-orbit {
  animation-name: vizSpin;
  animation-timing-function: linear;
  transform-box: view-box;
  transform-origin: 310px 150px;
}
.viz .v-dash {
  animation-name: vizSpinBack;
  animation-duration: 26s;
  animation-timing-function: linear;
  transform-box: view-box;
  transform-origin: 310px 150px;
}

@keyframes vizDraw {
  0%        { stroke-dashoffset: 100; opacity: 1; }
  46%       { stroke-dashoffset: 0; }
  90%       { stroke-dashoffset: 0; opacity: 1; }
  97%, 100% { stroke-dashoffset: 0; opacity: 0; }
}
@keyframes vizRunner {
  0%        { stroke-dashoffset: 0; opacity: 0; }
  6%        { opacity: 1; }
  46%       { stroke-dashoffset: -100; }
  90%       { stroke-dashoffset: -100; opacity: 1; }
  97%, 100% { stroke-dashoffset: -100; opacity: 0; }
}
@keyframes vizScan {
  0%        { transform: translateX(-12px); opacity: 0; }
  8%        { opacity: .9; }
  46%       { transform: translateX(604px); opacity: .9; }
  58%, 100% { transform: translateX(604px); opacity: 0; }
}
@keyframes vizDie {
  0%, 2%    { opacity: .8; transform: scale(1); }
  9%        { opacity: 0; transform: scale(.15); }
  82%       { opacity: 0; transform: scale(.15); }
  92%, 100% { opacity: .8; transform: scale(1); }
}
@keyframes vizKeep {
  0%, 2%    { opacity: .45; transform: scale(1); }
  10%       { opacity: 1; transform: scale(1.55); }
  22%, 92%  { opacity: 1; transform: scale(1.15); }
  100%      { opacity: .45; transform: scale(1); }
}
@keyframes vizRing {
  0%, 3%    { opacity: 0; transform: scale(.3); }
  14%       { opacity: 1; transform: scale(1); }
  78%       { opacity: .45; transform: scale(1.22); }
  92%, 100% { opacity: 0; transform: scale(1.35); }
}
@keyframes vizPop {
  0%, 3%    { opacity: 0; transform: scale(.35); }
  13%       { opacity: 1; transform: scale(1); }
  90%       { opacity: 1; transform: scale(1); }
  97%, 100% { opacity: 0; transform: scale(.92); }
}
@keyframes vizGrow {
  0%, 3%    { opacity: 0; transform: scaleY(0); }
  9%        { opacity: 1; }
  30%       { transform: scaleY(1); }
  90%       { opacity: 1; transform: scaleY(1); }
  97%, 100% { opacity: 0; transform: scaleY(1); }
}
/* three breaths on the launch node, and nothing before it lands */
@keyframes vizPulse {
  0%, 30%   { opacity: 0; transform: scale(.6); }
  36%       { opacity: 1; transform: scale(1.12); }
  47%       { opacity: .3; transform: scale(.78); }
  58%       { opacity: 1; transform: scale(1.12); }
  69%       { opacity: .3; transform: scale(.78); }
  80%       { opacity: 1; transform: scale(1.12); }
  90%       { opacity: .3; transform: scale(.78); }
  97%, 100% { opacity: 0; transform: scale(.6); }
}
@keyframes vizPing {
  0%        { opacity: .4; transform: scale(1); }
  5%        { opacity: 1; transform: scale(2.3); }
  17%       { opacity: .4; transform: scale(1); }
  100%      { opacity: .4; transform: scale(1); }
}
@keyframes vizSpin     { to { transform: rotate(360deg); } }
@keyframes vizSpinBack { to { transform: rotate(-360deg); } }

/* motion off: show each panel as the finished diagram it animates towards */
@media (prefers-reduced-motion: reduce) {
  .viz [class^="v-"] {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    stroke-dashoffset: 0 !important;
  }
  .viz .v-runner, .viz .v-scan { display: none; }
}

/* ---------- 11. Metrics band ---------- */
.band {
  background: var(--ink);
  color: #fff;
  padding-block: clamp(72px, 8vw, 120px);
  border-radius: var(--r-lg);
  margin-inline: clamp(0px, 1.6vw, 22px);
  position: relative;
  overflow: hidden;
}
.band::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 90px 90px;
  pointer-events: none;
}
.band__inner { position: relative; }
.band__grid {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-dark);
  border-block: 1px solid var(--line-dark);
}
.band__grid article {
  background: var(--ink);
  padding: clamp(24px, 3vw, 38px) clamp(20px, 2.4vw, 34px);
}
.band__k {
  display: block;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(46px, 6vw, 82px);
  letter-spacing: -.05em; line-height: .95;
  margin-bottom: 18px;
}
.band__grid h3 {
  font-size: 15px; letter-spacing: -.01em;
  margin-bottom: 8px;
}
.band__grid p {
  margin: 0; font-size: 14px; line-height: 1.6;
  color: rgba(255, 255, 255, .55);
}

/* ---------- 13. Why / accordion ---------- */
.why__grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 96px);
  align-items: start;
}
.why .sec-head { margin-bottom: 0; position: sticky; top: 130px; }
/* narrower column than the other sections — scale the headline to match */
.why .sec-head__title { font-size: clamp(30px, 3.7vw, 48px); }

.acc { border-top: 1px solid rgba(11, 11, 11, .14); }
.acc__item { border-bottom: 1px solid rgba(11, 11, 11, .14); }
.acc__item summary {
  display: flex; align-items: center; gap: 18px;
  padding: 24px 0;
  cursor: pointer;
  list-style: none;
  transition: opacity .3s linear;
}
.acc__item summary::-webkit-details-marker { display: none; }
.acc__no {
  font-size: 11.5px; letter-spacing: .16em; color: var(--grey);
  padding-top: 3px;
}
.acc__t {
  font-family: var(--font-display);
  font-size: clamp(17px, 1.7vw, 22px);
  font-weight: 500; letter-spacing: -.025em;
  line-height: 1.25;
  margin-right: auto;
}
.acc__ic {
  position: relative; flex: none;
  width: 30px; height: 30px;
  border: 1px solid rgba(11, 11, 11, .18); border-radius: 50%;
  transition: background .4s var(--ease), border-color .4s var(--ease);
}
.acc__ic::before, .acc__ic::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 11px; height: 1.4px; background: var(--ink);
  transform: translate(-50%, -50%);
  transition: transform .45s var(--ease), background .4s var(--ease);
}
.acc__ic::after { transform: translate(-50%, -50%) rotate(90deg); }
.acc__item[open] .acc__ic { background: var(--ink); border-color: var(--ink); }
.acc__item[open] .acc__ic::before,
.acc__item[open] .acc__ic::after { background: #fff; }
.acc__item[open] .acc__ic::after { transform: translate(-50%, -50%) rotate(0); }
.acc__item summary:hover .acc__ic { border-color: var(--ink); }

.acc__body {
  overflow: hidden;
  padding-right: clamp(0px, 6vw, 68px);
}
.acc__body p {
  margin: 0 0 26px;
  color: var(--graphite); font-size: 15.5px; line-height: 1.65;
  max-width: 56ch;
}
.acc__item[open] .acc__body p { animation: accIn .6s var(--ease) .1s both; }
@keyframes accIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---------- 14. Contact ---------- */
.contact .sec-head { max-width: 760px; }
.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
/* the details block is much shorter than the form, so it pins and rides
   alongside while the form scrolls past */
.contact__info {
  position: sticky;
  top: 120px;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}
.info { background: var(--paper); padding: clamp(22px, 2.4vw, 30px); }
.info h3 {
  font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--grey); font-weight: 600;
  margin-bottom: 12px;
}
.info p, .info a {
  margin: 0; font-size: 15.5px; line-height: 1.55;
  letter-spacing: -.015em;
}
.info span { color: var(--grey); }
.info a {
  position: relative; display: inline-block;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0 1px; background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size .45s var(--ease);
}
.info a:hover { background-size: 100% 1px; }

.contact__form {
  padding: clamp(26px, 3vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--white);
}
.field { margin-bottom: 20px; }
.field label {
  display: block; margin-bottom: 8px;
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--grey); font-weight: 600;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 14px 16px;
  font: inherit; font-size: 15px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: border-color .35s var(--ease), background .35s var(--ease);
  resize: vertical;
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237b7b7b' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
  cursor: pointer;
}
.field input::placeholder, .field textarea::placeholder { color: #a9a7a2; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--ink); background: var(--white);
}
.field.is-invalid input,
.field.is-invalid textarea { border-color: #b00020; }

.form__note {
  margin: 14px 0 0; text-align: center;
  font-size: 12.5px; color: var(--grey);
}
.form__note.is-ok { color: var(--ink); font-weight: 500; }

/* ---------- 15. Footer ---------- */
.footer {
  background: var(--ink);
  color: #fff;
  padding-block: clamp(56px, 7vw, 96px) 28px;
  border-top-left-radius: var(--r-lg);
  border-top-right-radius: var(--r-lg);
}
.footer__top {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
  padding-bottom: clamp(40px, 5vw, 66px);
  border-bottom: 1px solid var(--line-dark);
}
.brand--light { color: #fff; }
/* deliberately smaller than the header mark — it reads as a sign-off here */
.brand--light .brand__logo { height: 40px; }
.footer__claim {
  margin: 0;
  font-size: clamp(26px, 3.6vw, 46px);
  letter-spacing: -.04em;
  text-align: right;
}

/* three short link columns: let each hug its content and space them across the
   width, rather than stretching three thin columns over 1240px */
.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: space-between;
  gap: clamp(26px, 4vw, 56px);
  padding-block: clamp(40px, 5vw, 62px);
}
.footer__col h4 {
  font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase;
  color: rgba(255, 255, 255, .45);
  margin-bottom: 18px; font-weight: 600;
}
.footer__col li {
  font-size: 14.5px; line-height: 1.9;
  color: rgba(255, 255, 255, .74);
}
.footer__col a {
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0 1px; background-repeat: no-repeat; background-position: 0 92%;
  transition: background-size .45s var(--ease), color .3s linear;
}
.footer__col a:hover { color: #fff; background-size: 100% 1px; }
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
  font-size: 12.5px; color: rgba(255, 255, 255, .45);
}
.footer__bottom p { margin: 0; }
.footer__legal { display: flex; gap: 22px; }
.footer__legal a:hover { color: #fff; }

/* ---------- 15b. Legal modals ---------- */
.modal {
  position: fixed; inset: 0; z-index: 150;
  display: grid; place-items: center;
  padding: clamp(16px, 4vw, 48px);
  visibility: hidden;
  transition: visibility .4s var(--ease);
}
.modal.is-open { visibility: visible; }

.modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(11, 11, 11, .6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.modal.is-open .modal__backdrop { opacity: 1; }

.modal__panel {
  position: relative;
  display: flex; flex-direction: column;
  width: min(680px, 100%);
  max-height: min(760px, 86vh);
  background: var(--paper);
  border-radius: var(--r-lg);
  overflow: hidden;
  opacity: 0;
  transform: translateY(18px) scale(.98);
  transition: opacity .45s var(--ease), transform .45s var(--ease);
}
.modal.is-open .modal__panel { opacity: 1; transform: none; }

.modal__head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px;
  padding: clamp(24px, 3vw, 34px) clamp(24px, 3vw, 40px) 18px;
  border-bottom: 1px solid var(--line);
}
.modal__head h2 { font-size: clamp(22px, 3vw, 30px); letter-spacing: -.03em; }
.modal__x {
  flex: none;
  display: grid; place-items: center;
  width: 38px; height: 38px;
  border: 1px solid var(--line); border-radius: 50%;
  color: var(--graphite);
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
}
.modal__x svg { width: 14px; height: 14px; }
.modal__x:hover { background: var(--ink); border-color: var(--ink); color: #fff; }

.modal__body {
  overflow-y: auto;
  padding: clamp(22px, 3vw, 30px) clamp(24px, 3vw, 40px) clamp(28px, 4vw, 40px);
  -webkit-overflow-scrolling: touch;
}
.modal__meta {
  margin-bottom: 26px;
  font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--grey);
}
.modal__body h3 {
  font-family: var(--font-display);
  font-size: 16px; letter-spacing: -.015em;
  margin: 30px 0 10px;
}
.modal__body p {
  margin: 0 0 14px;
  font-size: 15px; line-height: 1.68;
  color: var(--graphite);
}
.modal__body strong { color: var(--ink); font-weight: 600; }
.modal__body a {
  color: var(--ink);
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 100% 1px; background-repeat: no-repeat; background-position: 0 100%;
}
.modal__body a:hover { background-size: 0 1px; }

/* ---------- 16. Reveal animations ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay: var(--d, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* mask that lets each headline line slide up into place
   (padding + negative margin keeps descenders from being clipped) */
.line {
  display: block;
  overflow: hidden;
  padding-bottom: .12em;
  margin-bottom: -.12em;
}
.line > span {
  display: block;
  transform: translateY(125%);
  transition: transform 1s var(--ease);
  transition-delay: var(--d, 0ms);
}
[data-split].is-in .line > span { transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .line > span { transform: none; }
  /* stacking depends on scroll-linked scaling — fall back to a plain list */
  [data-stack] > * { position: static; transform: none; }
  [data-stack] > *::after { display: none; }
}

/* ---------- 17. Responsive ---------- */

/* Landscape phones: a pinned card would be taller than the window and you'd
   never see its bottom. Only here does the stack fall back to a plain list. */
@media (max-height: 560px) {
  [data-stack] > * { position: static; transform: none !important; }
  [data-stack] > *::after { display: none; }
  [data-stack] { padding-bottom: 0; }
}

@media (max-width: 1080px) {
  .about__grid,
  .process__shell,
  .why__grid,
  .contact__grid { grid-template-columns: minmax(0, 1fr); }
  .about__visual, .process__sticky, .why .sec-head,
  .contact__info { position: static; }
  .about__visual { max-width: 460px; }
  .band__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); justify-content: stretch; }
  .footer__claim { text-align: left; }
  .step__head h3 { margin-left: 0; }
  .step__head { flex-direction: column; align-items: flex-start; gap: 6px; }

  /* single column means taller cards, so pin them higher and tighten the
     offset between layers to keep each card fully visible when it parks */
  [data-stack] { --stack-top: 96px; --stack-step: 10px; }
}

@media (max-width: 900px) {
  .nav { display: none; }
  .burger { display: block; }
  .header__actions .btn--pill { display: none; }

  /* logo steps down ~30% on phones; the footer mark goes smaller still */
  .brand__logo { height: 36px; }
  .site-header.is-stuck .brand__logo { height: 34px; }
  .brand--light .brand__logo { height: 34px; }
  .header__inner { height: 74px; }
  .site-header.is-stuck .header__inner { height: 64px; }

  /* ---- compact footer, phones only ---------------------------------
     logo and claim centred, Company and Contact paired, and the office
     address folded onto a single row */
  .footer { padding-block: clamp(44px, 9vw, 64px) 24px; }
  .footer__top {
    flex-direction: column; align-items: center;
    gap: 18px; text-align: center;
    padding-bottom: 32px;
  }
  .footer__claim { text-align: center; font-size: clamp(24px, 6.4vw, 32px); }

  .footer__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: stretch;
    gap: 28px clamp(20px, 5vw, 40px);
    padding-block: 32px;
  }
  .footer__col--office { grid-column: 1 / -1; }
  .footer__col--office ul { display: flex; flex-wrap: wrap; gap: 0 7px; }
  .footer__col--office li:not(:last-child)::after { content: " ·"; }
  .hero { padding-top: 150px; min-height: 0; }
  .hero__scroll { display: none; }
  /* the mark would sit right under the headline on a phone, so it shrinks,
     slides further off the edge and drops back to a texture */
  .hero__mark { height: min(560px, 60vh); right: -30%; opacity: .5; }
  .sec-head--split { flex-direction: column; align-items: flex-start; }
  /* the 40ch flex-basis is a width on desktop — in a column it becomes a
     height and opens a huge gap, so hand the note back to auto sizing */
  .sec-head--split .sec-head__note { flex: 0 0 auto; padding-bottom: 0; }
  /* a 90px tile beside the index would eat the text column on a phone,
     so the two go back to a stack and the tile drops to a thumb-sized square */
  .cap { grid-template-columns: 62px minmax(0, 1fr); }
  .cap__tags { grid-column: 2; }
  .cap__lead { flex-direction: column; gap: 12px; }
  .cap__icon { width: 54px; height: 54px; border-radius: 16px; }
  .cap__icon svg { width: 28px; height: 28px; }

  /* the collapsed header is ~64px tall here, so the stack can sit higher */
  [data-stack] {
    --stack-top: 84px;
    --stack-step: 8px;
    gap: clamp(14px, 3vw, 20px);
    padding-bottom: clamp(30px, 12vh, 90px);
  }
}

@media (max-width: 620px) {
  body { font-size: 15.5px; }

  /* the author-set line breaks are tuned for wide columns; on a phone let the
     headline reflow naturally and fade it in as one block instead */
  [data-split] {
    opacity: 0; transform: translateY(20px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
  }
  [data-split].is-in { opacity: 1; transform: none; }
  [data-split] .line {
    display: inline; overflow: visible;
    padding-bottom: 0; margin-bottom: 0;
  }
  [data-split] .line > span { display: inline; transform: none; transition: none; }

  .hero__meta { padding-bottom: 40px; }
  .about__facts,
  .contact__info { grid-template-columns: minmax(0, 1fr); }
  .band__grid { grid-template-columns: minmax(0, 1fr); }
  /* Company and Contact stay paired even here — see the 900px block */
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 10px; }
}