/* ==========================================================================
   iolGenius — main styles
   Editorial rhythm: white spreads alternate with full-bleed photo and deep
   bands. No drop shadows (except the floating chat pill); separation comes
   from tone and 1px hairlines. Breakpoints: 960px (tablet), 640px (phone).
   ========================================================================== */

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.4;
  letter-spacing: var(--tracking-body);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  line-height: 1.05;
  text-wrap: balance;
}
p { margin: 0; text-wrap: pretty; }

.container {
  width: 100%;
  max-width: calc(var(--page-max) + var(--gutter) * 2);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section { padding: var(--section-gap) 0; }
[id] { scroll-margin-top: var(--nav-height); }

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

:focus-visible { outline: 2px solid var(--color-amber); outline-offset: 3px; }

/* ---------- Type helpers ---------- */
/* Section label — ported from IOL v2: bold spaced caps in the accent colour,
   led by a short gradient rule. Deep amber on light, bright amber on dark. */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-amber-strong);
}
.eyebrow::before {
  content: '';
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--gradient-accent);
}
.hero .eyebrow,
.band-deep .eyebrow { color: var(--color-amber); }
.hero .eyebrow::before,
.band-deep .eyebrow::before { background: var(--color-amber); }

.display-xl {
  font-size: calc(var(--text-display-xl) * var(--display-scale));
  font-weight: var(--weight-display);
  line-height: 0.9;
  letter-spacing: var(--tracking-display);
}
.display {
  font-size: calc(var(--text-display) * var(--display-scale));
  font-weight: var(--weight-display);
  line-height: 1;
  letter-spacing: var(--tracking-display);
}
.heading-lg { font-size: calc(var(--text-heading-lg) * var(--display-scale)); }
.heading { font-size: calc(var(--text-heading) * var(--display-scale)); }
.heading-sm { font-size: var(--text-heading-sm); letter-spacing: var(--tracking-body); line-height: 1.2; }

.accent-word { color: var(--color-amber); }

.lede { font-size: var(--text-subheading); line-height: 1.4; max-width: 38ch; }
.muted { color: var(--color-text-muted); }

.section-head { max-width: 760px; margin: 0 auto var(--space-64); text-align: center; }
.section-head .eyebrow { margin-bottom: var(--space-24); }
.section-head p { margin: var(--space-24) auto 0; max-width: 52ch; color: var(--color-text-muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-button);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-body);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base),
              border-color var(--transition-base), transform var(--transition-base);
}
.btn:hover { transform: translateY(-1px); }
.btn svg { width: 14px; height: 14px; transition: transform var(--transition-base); }
.btn:hover svg { transform: translateX(3px); }

.btn-dark { background: var(--color-btn-dark-bg); color: var(--color-btn-dark-text); border-color: transparent; }
.btn-dark:hover { background: color-mix(in srgb, var(--color-btn-dark-bg) 88%, #000); }
.btn-light { background: var(--color-paper); color: var(--color-ink); }
.btn-light:hover { background: var(--color-bone); }
.btn-outline { background: transparent; color: var(--color-ink); border-color: var(--color-ink); }
.btn-outline:hover { background: var(--color-ink); color: var(--color-paper); }
.btn-outline-light { background: transparent; color: var(--color-paper); border-color: rgba(255,255,255,0.6); }
.btn-outline-light:hover { background: var(--color-paper); color: var(--color-ink); }
.btn-amber { background: var(--color-amber); color: var(--color-ink); }
.btn-amber:hover { filter: brightness(1.05); }

/* ---------- Announcement bar ---------- */
.announce {
  background: var(--color-announce-bg);
  color: var(--color-paper);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  text-align: center;
  padding: 10px var(--gutter);
}
.announce a { text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.announce strong { color: var(--color-amber); font-weight: var(--weight-medium); }
.announce svg { width: 12px; height: 12px; transition: transform var(--transition-base); }
.announce a:hover svg { transform: translateX(3px); }

/* ---------- Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-iron);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-32);
  height: var(--nav-height);
}
.brand { display: inline-flex; align-items: center; flex: none; }
.brand img { height: var(--logo-header-height); width: auto; }

.nav-links {
  display: flex;
  gap: var(--space-32);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  position: relative;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  padding: 6px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: var(--space-16); }
.nav-login { font-size: var(--text-body-sm); font-weight: var(--weight-medium); text-decoration: none; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--color-iron);
  border-radius: 50%;
  background: var(--color-paper);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 16px; height: 1.5px;
  background: var(--color-ink);
  position: relative;
  transition: transform var(--transition-base), background var(--transition-base);
}
.nav-toggle span::before,
.nav-toggle span::after { content: ''; position: absolute; left: 0; }
.nav-toggle span::before { top: -5px; }
.nav-toggle span::after { top: 5px; }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translateY(5px) rotate(45deg); }
.nav-open .nav-toggle span::after { transform: translateY(-5px) rotate(-45deg); }

.mobile-menu {
  display: none;
  border-top: 1px solid var(--color-iron);
  padding: var(--space-24) var(--gutter) var(--space-32);
  background: var(--color-paper);
}
.mobile-menu ul { list-style: none; margin: 0 0 var(--space-24); padding: 0; }
.mobile-menu li a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-iron);
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  text-decoration: none;
}
.nav-open .mobile-menu { display: block; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: min(calc(96vh - 100px), 880px); /* trimmed 100px, 2026-09-24 */
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: var(--color-paper);
  background: #07101a var(--img-hero) center 40% / cover no-repeat;
  overflow: hidden;
}
/* Light bottom fade only — keeps white copy legible without tinting the photo */
.hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 55%;
  background: linear-gradient(to top, rgba(4, 8, 14, 0.55), transparent);
  pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; padding-bottom: var(--space-64); padding-top: var(--space-32); }
.hero .eyebrow { margin-bottom: var(--space-32); }
.hero h1 {
  max-width: 15ch;
  /* Longer headline than the reference, so one step below display-xl */
  font-size: calc(clamp(52px, 8vw, 116px) * var(--display-scale));
  line-height: 0.95;
}
.hero-foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-32);
  margin-top: var(--space-48);
  flex-wrap: wrap;
}
.hero-foot .lede { color: rgba(255, 255, 255, 0.9); }
.hero-ctas { display: flex; gap: var(--space-16); flex-wrap: wrap; }

/* ---------- Who we work with (hero marquee) ---------- */
.clients {
  position: relative;
  z-index: 2;
  padding-bottom: var(--space-32);
  color: var(--color-paper);
}
.clients-label {
  font-size: 12px;
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--space-16);
}
/* overflow-x: clip hides the looping track sideways but lets the hover cards
   open upwards. No mask-image here: a mask would stop the cards' backdrop
   blur from seeing the hero behind them. The tall padding is the cards' room;
   pointer events pass through it so the hero CTA stays clickable. */
.clients-marquee {
  --pop-room: 320px;
  padding-top: var(--pop-room);
  margin-top: calc(var(--pop-room) * -1);
  overflow-x: clip;
  pointer-events: none;
}
.clients-track {
  display: flex;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
  animation: marquee 60s linear infinite;
}
.clients-marquee:hover .clients-track,
.clients-marquee:has(:focus-visible) .clients-track,
.case-open .clients-track { animation-play-state: paused; }

.client {
  position: relative;
  flex: none;
  width: 240px;
  height: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  pointer-events: auto;
}
.client-name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: var(--weight-semibold);
  letter-spacing: -0.02em;
  white-space: nowrap;
  opacity: 0.92;
}
.client-case {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 4px;
  border: none;
  background: none;
  color: inherit;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: var(--weight-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  opacity: 0.65;
  transition: opacity 350ms var(--ease-out);
}
.client-case::before { content: ''; position: absolute; inset: -10px -16px; } /* larger hit area */
.case-dot, .case-arrow { display: inline-block; transition: transform 350ms var(--ease-out); }
.case-dot { font-size: 7px; color: var(--color-amber); }
.case-arrow { position: absolute; right: -12px; transform: scale(0); }
.client:hover .client-case,
.client-case:focus-visible { opacity: 1; }
.client:hover .case-dot,
.client-case:focus-visible .case-dot { transform: scale(0); }
.client:hover .case-arrow,
.client-case:focus-visible .case-arrow { transform: scale(1); }

/* Glass case-study card that pops above the logo */
.case-pop {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  width: 320px;
  margin-left: -160px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(20, 22, 26, 0.45);
  backdrop-filter: blur(40px) saturate(1.3);
  -webkit-backdrop-filter: blur(40px) saturate(1.3);
  box-shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.6);
  color: var(--color-paper);
  text-align: left;
  opacity: 0;
  visibility: hidden;
  transform: scale(0.5);
  transform-origin: 50% 100%;
  transition: transform 900ms cubic-bezier(0.2, 1, 0.3, 1), opacity 300ms var(--ease-out), visibility 0s linear 300ms;
  pointer-events: none;
}
.client:hover .case-pop,
.client:has(.client-case:focus-visible) .case-pop {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
  transition: transform 900ms cubic-bezier(0.2, 1, 0.3, 1), opacity 300ms var(--ease-out), visibility 0s;
}
.case-pop-block { display: flex; flex-direction: column; gap: 8px; padding: 18px 20px; }
.case-pop-foot { border-top: 1px solid rgba(255, 255, 255, 0.15); }
.case-pop-cat { font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-amber); }
.case-pop-name { font-family: var(--font-display); font-size: 22px; font-weight: var(--weight-semibold); letter-spacing: -0.02em; }
.case-pop p { font-size: 14px; line-height: 1.45; color: rgba(255, 255, 255, 0.85); }
.case-pop-stat { font-family: var(--font-display); font-size: 32px; font-weight: var(--weight-semibold); letter-spacing: -0.03em; line-height: 1; }
.case-pop-stat-label { font-size: 13px; color: rgba(255, 255, 255, 0.75); }

/* ---------- Case study dialog ---------- */
.case-modal {
  width: min(720px, calc(100% - 32px));
  max-height: calc(100dvh - 48px);
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid var(--color-iron);
  border-radius: var(--radius-portrait);
  background: var(--color-paper);
  color: var(--color-ink);
  overflow-y: auto;
}
.case-modal::backdrop { background: rgba(8, 12, 16, 0.55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.case-modal[open] { animation: modal-in 500ms var(--ease-out); }
.case-modal[open]::backdrop { animation: fade-in 300ms var(--ease-out); }
@keyframes modal-in { from { opacity: 0; transform: translateY(16px) scale(0.97); } }
@keyframes fade-in { from { opacity: 0; } }
.case-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-iron);
  background: var(--color-paper);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink);
}
.case-modal-close:hover { background: var(--color-bone); }
.case-modal-close svg { width: 14px; height: 14px; }
.case-modal .eyebrow { margin-bottom: var(--space-16); }
.case-modal h2 { padding-right: 48px; }
.case-facts { margin: var(--space-32) 0 0; display: grid; grid-template-columns: 120px 1fr; gap: 0; }
.case-facts dt,
.case-facts dd { padding: var(--space-16) 0; border-top: 1px solid var(--color-iron); margin: 0; }
.case-facts dt { font-size: var(--text-caption); font-weight: var(--weight-semibold); text-transform: uppercase; letter-spacing: 0.04em; padding-top: calc(var(--space-16) + 3px); }
.case-facts dd { font-size: var(--text-body-sm); color: var(--color-text-muted); line-height: 1.55; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: var(--space-24) 0 var(--space-32); padding: 0; }
.case-tags li { padding: 4px 12px; border-radius: var(--radius-badge); background: var(--color-amber-soft); font-size: var(--text-caption); font-weight: var(--weight-medium); }

/* ---------- Industries (flip cards, ported from IOL v2) ---------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}
.industry-card {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-card);
  perspective: 1400px;
  cursor: pointer;
}
.industry-card:focus-visible { outline: 2px solid var(--color-amber); outline-offset: 4px; }
.flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 700ms var(--ease-out);
  transform-style: preserve-3d;
  border-radius: var(--radius-card);
}
.industry-card.is-flipped .flip-inner,
.industry-card:focus-visible .flip-inner { transform: rotateY(180deg); }
/* Hover-flip only with a real pointer — on touch screens a tap leaves a
   "sticky" hover behind, so phones rely on the JS tap toggle alone. */
@media (hover: hover) and (pointer: fine) {
  .industry-card:hover .flip-inner { transform: rotateY(180deg); }
}
.flip-face {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
/* Faces follow IOL v2's structure exactly: photo + wash are backgrounds on
   the face itself and nothing inside a face gets a z-index. Extra stacked
   layers get promoted to their own compositor layers mid-flip and then
   ignore backface-visibility (mirrored title bleeding onto the back). */
.flip-front {
  display: flex;
  align-items: flex-end;
  padding: var(--space-24);
  color: var(--color-paper);
  /* Brand colour wash over the photo, as in v2's images.css */
  background:
    linear-gradient(160deg,
      color-mix(in srgb, var(--card-tint-1) var(--card-tint-strength-1), transparent),
      color-mix(in srgb, var(--card-tint-2) var(--card-tint-strength-2), transparent)),
    var(--card-img, none) center / cover,
    var(--color-charcoal);
}
/* Bottom fade so the name reads */
.flip-front::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 35%, rgba(0, 0, 0, 0.78) 100%);
}
.flip-front span {
  position: relative;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: var(--weight-semibold);
  letter-spacing: -0.02em;
}

/* Back: plain dark panel — description + link only. Spinning ring is v2's:
   an oversized rotating conic gradient, masked to 1px by the solid ::after. */
.flip-back {
  transform: rotateY(180deg);
  background: var(--flip-back-bg);
  color: var(--color-on-deep);
  padding: var(--space-24) var(--space-32);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}
.flip-back::before {
  content: '';
  position: absolute;
  inset: -75%;
  background: conic-gradient(from 0deg, var(--flip-border-color-1), var(--flip-border-color-2), var(--flip-border-color-1));
  animation: flip-border-spin 3.5s linear infinite;
}
.flip-back::after {
  content: '';
  position: absolute;
  inset: 1px;
  background: var(--flip-back-bg);
  border-radius: calc(var(--radius-card) - 1px);
}
.flip-back > * { position: relative; z-index: 1; }
@keyframes flip-border-spin { to { transform: rotate(360deg); } }
.flip-back p { font-size: 16px; line-height: 1.5; color: var(--color-on-deep-muted); max-width: 34ch; }
.flip-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-16);
  padding: 0;
  border: none;
  background: none;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: var(--weight-semibold);
  color: var(--color-amber);
  text-decoration: none;
  cursor: pointer;
}
.flip-link svg { width: 14px; height: 14px; transition: transform var(--transition-base); }
.flip-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.flip-link:hover svg { transform: translateX(3px); }

/* ---------- Deep narrative band ---------- */
.band-deep {
  background: var(--color-deep);
  color: var(--color-on-deep);
  text-align: center;
  overflow: hidden;
}
.band-deep .eyebrow { margin-bottom: var(--space-32); }
.band-deep h2 { max-width: 16ch; margin: 0 auto; }
.band-deep p.lede { margin: var(--space-32) auto 0; max-width: 46ch; color: var(--color-on-deep-muted); }
.band-deep .btn { margin-top: var(--space-40); }

.tag-marquee {
  margin-top: var(--space-80);
  display: flex;
  flex-direction: column;
  gap: 12px;
  mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
}
.tag-track {
  display: flex;
  gap: 12px;
  width: max-content;
  animation: marquee 48s linear infinite;
}
.tag-track.reverse { animation-direction: reverse; animation-duration: 56s; }
.tag-marquee:hover .tag-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.tag {
  flex: none;
  padding: 6px 14px;
  border-radius: var(--radius-badge);
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  white-space: nowrap;
}
.tag.ghost { background: transparent; color: var(--color-on-deep); border: 1px solid rgba(255,255,255,0.22); }

/* ---------- Pastel feature cards ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-24);
}
.step-card {
  border-radius: var(--radius-card);
  padding: var(--space-32);
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-48);
  background: var(--color-paper);
  border: 1px solid var(--color-iron);
}
.step-card.tint-1 { background: var(--card-software-bg); color: var(--card-software-text); border-color: transparent; }
.step-card.tint-2 { background: var(--color-pastel-2); border-color: transparent; }
.step-card.tint-3 { background: var(--color-pastel-3); border-color: transparent; }
.step-card.tint-4 { background: var(--card-cloud-bg); color: var(--card-cloud-text); border-color: transparent; }
.step-icon {
  font-size: 28px;
  line-height: 1;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-paper);
  border: 1px solid var(--color-iron);
}
.step-card.tint-1 .step-icon,
.step-card.tint-2 .step-icon,
.step-card.tint-3 .step-icon,
.step-card.tint-4 .step-icon { border-color: transparent; }

/* ---------- Key values (on deep band) ---------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-24);
  margin-top: var(--space-64);
  text-align: left;
}
.value { padding-top: var(--space-24); border-top: 1px solid rgba(255,255,255,0.22); }
.value-num { font-family: var(--font-display); font-size: var(--text-caption); color: var(--color-amber); }
.value h3 { margin: var(--space-16) 0 12px; font-size: var(--text-heading-sm); letter-spacing: var(--tracking-body); }
.value p { font-size: var(--text-body-sm); color: var(--color-on-deep-muted); }

.step-card h3 { font-size: clamp(28px, 3vw, 36px); margin-bottom: 12px; }
.step-card p { max-width: 40ch; }

/* ---------- Split editorial (proof) ---------- */
.split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: var(--space-64);
  align-items: center;
}
.split-copy .eyebrow { margin-bottom: var(--space-24); }
.split-copy > p { margin-top: var(--space-24); color: var(--color-text-muted); max-width: 52ch; }
.split-copy > .btn { margin-top: var(--space-40); }

.office-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}
.office-tile {
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-iron);
  background: var(--color-bone);
}
.office-tile:nth-child(1) { border-radius: var(--radius-portrait) var(--radius-card) var(--radius-card) var(--radius-card); }
.office-tile:nth-child(4) { border-radius: var(--radius-card) var(--radius-card) var(--radius-portrait) var(--radius-card); }
/* Slow zoom on hover — the tile clips it, so the rounded frame stays put */
.office-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1);
  transition: transform 1200ms var(--ease-out);
}
.office-tile:hover img { transform: scale(1.08); }
@media (prefers-reduced-motion: reduce) { .office-tile img { transition: none; } .office-tile:hover img { transform: none; } }

/* ---------- Statement ---------- */
.statement { text-align: center; }
.statement-lead { font-size: var(--text-subheading); color: var(--color-text-muted); }
.statement-lead .accent-word { color: var(--color-ink); font-weight: var(--weight-semibold); }
.statement-main {
  margin: var(--space-24) auto;
  max-width: 14ch;
  font-family: var(--font-display);
  font-size: calc(var(--text-display) * var(--display-scale));
  font-weight: var(--weight-display);
  line-height: 1;
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
}
.statement-sub { max-width: 44ch; margin: 0 auto; color: var(--color-text-muted); }

/* ---------- Industries ---------- */
.industries {
  color: var(--color-on-deep);
  /* Photo layer with a dark overlay (same colour as the section fallback) */
  background:
    linear-gradient(color-mix(in srgb, var(--color-dark-section) var(--industries-overlay-strength), transparent),
                    color-mix(in srgb, var(--color-dark-section) var(--industries-overlay-strength), transparent)),
    var(--img-industries) center / cover no-repeat,
    var(--color-dark-section);
}
.industries .section-head p { color: var(--color-on-deep-muted); }
.industries .eyebrow { color: var(--color-amber); }
.industries .eyebrow::before { background: var(--color-amber); }

.contact-globe {
  position: relative;
  overflow: hidden; /* globe keeps its size; any overflow is clipped */
  display: flex;
  align-items: center;
}
/* Big globe anchored bottom-right, pushed partly off-canvas so it sits
   beside the copy rather than under it. Its white background matches the page. */
.contact-globe-img {
  position: absolute;
  right: -8%;
  bottom: 0;
  width: min(74vw, 1280px);
  height: auto;
  pointer-events: none;
  user-select: none;
  /* soften the image's hard left edge */
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 22%);
  mask-image: linear-gradient(to right, transparent 0, #000 22%);
}
.contact-globe .container { position: relative; z-index: 1; }
.contact-globe .split-copy { max-width: 600px; }

/* ---------- Alliances (dark) + partner name marquee ---------- */
.partners {
  /* City photo under a dark overlay in the band colour */
  background:
    linear-gradient(color-mix(in srgb, var(--color-deep) var(--alliances-overlay-strength), transparent),
                    color-mix(in srgb, var(--color-deep) var(--alliances-overlay-strength), transparent)),
    var(--img-alliances) center / cover no-repeat,
    var(--color-deep);
  color: var(--color-on-deep);
  overflow: hidden;
}
.partners .eyebrow { color: var(--color-amber); margin-bottom: var(--space-24); }
.partners .eyebrow::before { background: var(--color-amber); }
.partners-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-64);
  align-items: start;
}
.partners-copy p { color: var(--color-on-deep-muted); line-height: 1.6; }
.partners-copy p + p { margin-top: var(--space-24); }
.partners-marquee { margin-top: var(--space-80); padding-top: var(--space-48); border-top: 1px solid rgba(255, 255, 255, 0.12); }
.partners .clients-label { color: rgba(255, 255, 255, 0.55); margin-bottom: var(--space-24); }
.partners-scroller {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}
.partners-track {
  display: flex;
  align-items: center;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
  animation: marquee 70s linear infinite;
}
.partners-scroller:hover .partners-track { animation-play-state: paused; }
.partner {
  flex: none;
  padding: 0 var(--space-48);
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 40px);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.03em;
  white-space: nowrap;
  color: rgba(255, 255, 255, 0.88);
  position: relative;
}
/* amber dot between names */
.partner::after {
  content: '';
  position: absolute;
  right: -4px;
  top: 50%;
  width: 8px; height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--color-amber);
}

.stats-band { border-top: 1px solid var(--color-iron); border-bottom: 1px solid var(--color-iron); }
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat { padding: var(--space-48) var(--space-24); border-left: 1px solid var(--color-iron); }
.stat:first-child { border-left: none; padding-left: 0; }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.2vw, 64px);
  font-variant-numeric: lining-nums tabular-nums;
  letter-spacing: var(--tracking-heading);
  line-height: 1;
}
.stat-num sup { font-size: 0.5em; font-weight: var(--weight-bold); vertical-align: top; position: relative; top: 0.1em; margin-left: 2px; }
.stat-label { margin-top: 12px; font-size: var(--text-caption); font-weight: var(--weight-medium); text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-footer-bg); color: var(--color-ink); padding: var(--space-80) 0 var(--space-32); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--space-48);
}
.footer-brand img { height: var(--logo-footer-small-height); width: auto; } /* full-colour lockup, per owner */
.footer-brand p { margin-top: var(--space-24); font-size: var(--text-body-sm); max-width: 32ch; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-16);
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-col a { font-size: var(--text-body-sm); text-decoration: none; }
.footer-col a:hover { text-decoration: underline; text-underline-offset: 3px; }
/* Big footer logo: owner's footer lockup (black + white, for the orange footer) */
.footer-logo {
  display: block;
  width: var(--logo-footer-width);
  max-width: 100%;
  height: auto;
  margin: var(--space-80) auto 0 0; /* left-justified when narrower than the column */
}
.footer-legal {
  display: flex;
  justify-content: space-between;
  gap: var(--space-16);
  flex-wrap: wrap;
  margin-top: var(--space-32);
  padding-top: var(--space-24);
  border-top: 1px solid rgba(0,0,0,0.2);
  font-size: var(--text-caption);
}

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 900ms var(--ease-out), transform 900ms var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .tag-track, .clients-track, .partners-track, .flip-back::before { animation: none; }
  .partners-scroller { overflow-x: auto; }
  .flip-inner { transition: none; }
  .clients-marquee { overflow-x: auto; }
}

/* ---------- Tablet ---------- */
@media (max-width: 960px) {
  .nav-links, .nav-login { display: none; }
  .nav-toggle { display: inline-flex; }
  .split { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .contact-globe { flex-direction: column; align-items: stretch; padding-bottom: 0; }
  .partners-grid { grid-template-columns: 1fr; gap: var(--space-32); }
  .contact-globe-img { position: relative; right: auto; order: 2; width: 130%; max-width: none; margin: var(--space-32) 0 0 -5%; -webkit-mask-image: none; mask-image: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(odd) { border-left: none; padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--color-iron); }
}

/* ---------- Phone ---------- */
@media (max-width: 640px) {
  .nav-actions .btn { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-card { min-height: 0; }
  .values-grid, .industry-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-foot { flex-direction: column; align-items: flex-start; }
  .client { width: 190px; }
  .client-name { font-size: 17px; }
  .case-pop { display: none; } /* no hover on touch: tapping opens the dialog */
  .case-facts { grid-template-columns: 1fr; }
  .case-facts dd { border-top: none; padding-top: 0; }
}