/* ==========================================================================
   Altie Reality — Components
   Header, navigation, hero, timeline, footer, forms.
   ========================================================================== */

/* --- Site header ---------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease),
    backdrop-filter 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.is-stuck {
  background: rgba(4, 6, 11, 0.78);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}

.site-header__inner {
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  gap: var(--s6);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  gap: var(--s3);
  text-decoration: none;
  flex: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
  color: var(--text-1);
}
.brand img { width: 30px; height: 30px; object-fit: contain; }

/* --- Primary navigation --------------------------------------------------- */
.nav { margin-left: auto; }

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--s2);
}

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  padding: 0.55rem 0.8rem;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  background: none;
  border: 0;
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.nav__link:hover,
.nav__link[aria-expanded="true"] {
  color: var(--text-1);
  background: rgba(255, 255, 255, 0.05);
}
.nav__link[aria-current="page"] { color: var(--text-1); }

.nav__chev { transition: transform 0.22s var(--ease); }
.nav__link[aria-expanded="true"] .nav__chev { transform: rotate(180deg); }

.header__actions { display: flex; align-items: center; gap: var(--s3); flex: none; }

/* --- Mega menu ------------------------------------------------------------ */
.megamenu {
  position: absolute;
  left: 50%;
  top: calc(var(--header-h) - 6px);
  transform: translateX(-50%) translateY(-8px);
  width: min(1080px, calc(100vw - 2 * var(--gutter)));
  background: var(--ink-100);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.85);
  padding: var(--s6);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease),
    visibility 0.22s;
}
.megamenu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.megamenu__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s3);
}

.megamenu__item {
  display: block;
  padding: var(--s4);
  border-radius: var(--r-md);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.megamenu__item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line);
}

.megamenu__item-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.015em;
  color: var(--text-1);
  display: flex;
  align-items: center;
  gap: var(--s2);
}
.megamenu__item-cat {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--brand-bright);
  display: block;
  margin-bottom: var(--s2);
}
.megamenu__item-desc {
  font-size: 0.86rem;
  color: var(--text-2);
  margin-top: var(--s2);
  line-height: 1.5;
}

.megamenu__foot {
  margin-top: var(--s5);
  padding-top: var(--s5);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s5);
  align-items: center;
  justify-content: space-between;
}

/* --- Mobile navigation ---------------------------------------------------- */
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  cursor: pointer;
  flex: none;
}
.nav-toggle span {
  display: block;
  width: 17px;
  height: 1.5px;
  background: var(--text-1);
  position: relative;
  transition: background 0.2s var(--ease);
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 17px;
  height: 1.5px;
  background: var(--text-1);
  transition: transform 0.28s var(--ease), top 0.28s var(--ease);
}
.nav-toggle span::before { top: -5.5px; }
.nav-toggle span::after { top: 5.5px; }

.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-toggle { display: flex; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: var(--ink-000);
    padding: var(--s6) var(--gutter) var(--s10);
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
    margin-left: 0;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }

  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }

  .nav__item { border-bottom: 1px solid var(--line); }

  .nav__link {
    width: 100%;
    justify-content: space-between;
    padding: var(--s5) 0;
    font-size: 1.05rem;
    font-family: var(--font-display);
    font-weight: 500;
    color: var(--text-1);
    border-radius: 0;
  }
  .nav__link:hover, .nav__link[aria-expanded="true"] { background: none; }

  /* Mega menu collapses into an accordion on mobile. */
  .megamenu {
    position: static;
    transform: none;
    width: 100%;
    background: none;
    border: 0;
    box-shadow: none;
    padding: 0 0 var(--s5);
    display: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .megamenu.is-open { display: block; transform: none; }
  .megamenu__grid { grid-template-columns: minmax(0, 1fr); gap: var(--s2); }
  .megamenu__item { padding: var(--s3) 0; }
  .megamenu__item:hover { background: none; border-color: transparent; }
  .megamenu__foot { flex-direction: column; align-items: flex-start; }

  .header__actions .btn--primary { display: none; }
  .nav__cta { margin-top: var(--s7); display: grid; gap: var(--s4); }
  .nav__cta .btn { width: 100%; }
}

@media (min-width: 1081px) {
  .nav__cta { display: none; }
}

body.nav-locked { overflow: hidden; }

/* --- Hero ----------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: min(100svh, 900px);
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-h) + var(--s9));
  padding-bottom: var(--s10);
  overflow: hidden;
  isolation: isolate;
}

/* WebGL / fallback canvas layer. */
.hero__canvas {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  display: block;
}

/* Always-present gradient so the hero reads even with no canvas at all. */
.hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(90% 70% at 78% 18%, rgba(91, 124, 255, 0.22), transparent 62%),
    radial-gradient(70% 60% at 12% 88%, rgba(87, 226, 233, 0.10), transparent 60%),
    var(--ink-000);
}

/* Legibility scrim over the canvas. */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    /* Keeps the meta row legible where the field runs beneath it. */
    linear-gradient(
      to top,
      var(--ink-000) 0%,
      rgba(4, 6, 11, 0.75) 8%,
      rgba(4, 6, 11, 0) 22%
    ),
    linear-gradient(
      95deg,
      var(--ink-000) 0%,
      rgba(4, 6, 11, 0.95) 30%,
      rgba(4, 6, 11, 0.62) 48%,
      rgba(4, 6, 11, 0.1) 72%,
      rgba(4, 6, 11, 0) 100%
    );
  pointer-events: none;
}

.hero__inner { position: relative; z-index: 1; max-width: 780px; }

.hero h1 {
  font-size: var(--t-display);
  letter-spacing: -0.038em;
  margin-bottom: var(--s5);
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(96deg, var(--brand-bright), var(--signal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lead {
  font-size: var(--t-lead);
  color: var(--text-2);
  max-width: 58ch;
  margin-bottom: var(--s7);
}

.hero__meta {
  margin-top: var(--s9);
  padding-top: var(--s5);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s4) var(--s7);
  align-items: center;
}

@media (max-width: 640px) {
  .hero { min-height: auto; padding-top: calc(var(--header-h) + var(--s7)); }
  .hero__meta { margin-top: var(--s7); }
  .hero .btn { width: 100%; }
  .hero .btn-row { flex-direction: column; align-items: stretch; }
}

/* --- Recognition strip ---------------------------------------------------- */
.recog {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.recog__item {
  background: var(--ink-050);
  padding: var(--s6) var(--s5);
  display: flex;
  flex-direction: column;
  gap: var(--s4);
  text-decoration: none;
  transition: background 0.25s var(--ease);
  min-height: 190px;
}
.recog__item:hover { background: var(--ink-200); }

.recog__logo {
  height: 74px;
  width: 100%;
  object-fit: contain;
  object-position: center;
  background: #fff;
  border-radius: var(--r-md);
  padding: 10px 14px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.recog__item:hover .recog__logo {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.8);
}

.recog__name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-1);
  margin-top: auto;
}
.recog__note {
  font-size: 0.78rem;
  color: var(--text-3);
  line-height: 1.45;
}

/* --- Product showcase ----------------------------------------------------- */
.product-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
  border-top: 1px solid var(--line);
}
.product-row:first-child { border-top: 0; padding-top: 0; }

/* Alternate the media side for rhythm. */
.product-row:nth-child(even) .product-row__media { order: -1; }

@media (max-width: 900px) {
  .product-row { grid-template-columns: minmax(0, 1fr); }
  .product-row:nth-child(even) .product-row__media { order: 0; }
}

.section--paper .product-row { border-top-color: var(--line-inv); }

/* --- Capability grid ------------------------------------------------------ */
/* Explicit columns rather than auto-fit: with six capabilities, auto-fit
   leaves a single orphan cell on a wide screen. */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
@media (max-width: 900px) {
  .cap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .cap-grid { grid-template-columns: minmax(0, 1fr); }
}
.cap {
  background: var(--ink-000);
  padding: clamp(1.6rem, 2.6vw, 2.2rem);
  transition: background 0.25s var(--ease);
}
.cap:hover { background: var(--ink-100); }
.cap__label {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  display: block;
  margin-bottom: var(--s5);
}
.cap h3 { margin-bottom: var(--s3); }
.cap p { color: var(--text-2); font-size: 0.94rem; }

/* --- Timeline ------------------------------------------------------------- */
.timeline { position: relative; }

.timeline__year {
  position: sticky;
  top: calc(var(--header-h) + var(--s5));
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
}

.timeline__group {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: var(--s8);
  border-top: 1px solid var(--line);
}

.timeline__entries { display: grid; gap: var(--s6); }

.entry {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
  padding: var(--s5);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.008));
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.entry:hover { border-color: var(--line-strong); transform: translateY(-2px); }

.entry__media {
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--ink-200);
  border: 1px solid var(--line);
}
.entry__media img { width: 100%; height: 100%; object-fit: cover; }
/* Logos and documents must not be cropped. */
.entry__media--contain img { object-fit: contain; padding: var(--s4); }

.entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s3);
  align-items: center;
  margin-bottom: var(--s4);
}
.entry__date {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}
.entry h3 { margin-bottom: var(--s3); }
.entry p { color: var(--text-2); font-size: 0.95rem; }
.entry__place {
  font-size: 0.82rem;
  color: var(--text-3);
  margin-top: var(--s4);
  display: flex;
  align-items: center;
  gap: var(--s2);
}

@media (max-width: 860px) {
  .timeline__group { grid-template-columns: minmax(0, 1fr); gap: var(--s5); }
  .timeline__year { position: static; font-size: 2.75rem; }
  .entry { grid-template-columns: minmax(0, 1fr); }
  .entry__media { aspect-ratio: 16 / 9; }
}

/* --- Team ----------------------------------------------------------------- */
.person__photo {
  aspect-ratio: 3 / 4;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-200);
  margin-bottom: var(--s5);
}
.person__photo img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.02);
  transition: filter 0.4s var(--ease), transform 0.5s var(--ease);
}
.person:hover .person__photo img { filter: none; transform: scale(1.02); }
.person__role {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-bright);
  display: block;
  margin: var(--s2) 0 var(--s3);
}
.person__cred { font-size: 0.86rem; color: var(--text-3); }
.section--paper .person__cred { color: var(--text-3-inv); }
.section--paper .person__role { color: var(--brand-deep); }
.section--paper .person__photo { border-color: var(--line-inv); background: var(--paper-200); }

/* --- Quotes --------------------------------------------------------------- */
.quote {
  display: flex;
  flex-direction: column;
  gap: var(--s5);
  height: 100%;
}
.quote blockquote {
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--text-1);
  flex: 1;
}
.section--paper .quote blockquote { color: var(--text-1-inv); }
.quote__who { display: flex; align-items: center; gap: var(--s4); }
.quote__who img {
  width: 42px; height: 42px;
  border-radius: 999px;
  object-fit: cover;
  flex: none;
  filter: grayscale(1);
}
.quote__name { font-weight: 600; font-size: 0.92rem; }
.quote__role { font-size: 0.8rem; color: var(--text-3); }

/* --- Contact / forms ------------------------------------------------------ */
.info-tile {
  display: block;
  padding: var(--s6);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, 0.02);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease),
    transform 0.25s var(--ease);
  height: 100%;
}
a.info-tile:hover {
  border-color: var(--brand);
  background: rgba(91, 124, 255, 0.07);
  transform: translateY(-3px);
}
.info-tile__icon { color: var(--brand-bright); margin-bottom: var(--s5); }
.info-tile h3 { font-size: 1rem; margin-bottom: var(--s3); }
.info-tile p { font-size: 0.92rem; color: var(--text-2); }
.info-tile__hint {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: var(--s4);
  display: block;
}

.field { display: grid; gap: var(--s2); }
.field label {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--text-3);
}
.field input,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--text-1);
  font-size: 0.96rem;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--text-3); }
.field input:focus,
.field textarea:focus {
  border-color: var(--brand);
  background: rgba(91, 124, 255, 0.05);
  outline: none;
}
.field textarea { resize: vertical; min-height: 140px; }

.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] { border-color: #ff6b6b; }

.field__error {
  font-size: 0.8rem;
  color: #ff8f8f;
  min-height: 1.2em;
}

.form-status {
  padding: var(--s4) var(--s5);
  border-radius: var(--r-md);
  font-size: 0.92rem;
  border: 1px solid transparent;
}
.form-status[data-state="success"] {
  background: rgba(87, 226, 233, 0.09);
  border-color: rgba(87, 226, 233, 0.35);
  color: var(--signal);
}
.form-status[data-state="error"] {
  background: rgba(255, 107, 107, 0.08);
  border-color: rgba(255, 107, 107, 0.35);
  color: #ff9d9d;
}
.form-status[hidden] { display: none; }

.btn[aria-busy="true"] { opacity: 0.65; pointer-events: none; }

/* --- CTA band ------------------------------------------------------------- */
.cta-band {
  position: relative;
  border-radius: var(--r-xl);
  padding: clamp(2.5rem, 6vw, 5rem);
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 130% at 82% 8%, rgba(91, 124, 255, 0.24), transparent 58%),
    radial-gradient(90% 100% at 6% 96%, rgba(87, 226, 233, 0.12), transparent 60%),
    var(--ink-100);
  text-align: center;
}
.cta-band h2 { margin-bottom: var(--s5); }
.cta-band .lead { margin-inline: auto; max-width: 60ch; }
.cta-band .btn-row { justify-content: center; margin-top: var(--s7); }

/* --- Site footer ---------------------------------------------------------- */
.site-footer {
  background: var(--ink-050);
  border-top: 1px solid var(--line);
  padding-block: var(--s10) var(--s6);
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
}
@media (max-width: 900px) { .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: minmax(0, 1fr); } }

.footer__about p {
  color: var(--text-3);
  font-size: 0.88rem;
  line-height: 1.65;
  margin-top: var(--s5);
  max-width: 46ch;
}

.footer__col h3 {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--s5);
}
.footer__col ul { display: grid; gap: var(--s1); }
.footer__col a {
  display: inline-block;
  padding-block: 5px;
  min-height: 26px;
  font-size: 0.9rem;
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.footer__col a:hover { color: var(--text-1); }

.footer__contact { font-size: 0.9rem; color: var(--text-2); line-height: 1.8; }
.footer__contact a { text-decoration: none; }
.footer__contact a:hover { color: var(--brand-bright); }

.social-row { display: flex; gap: var(--s3); margin-top: var(--s6); }
.social-row a {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--text-2);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease),
    background 0.2s var(--ease), transform 0.2s var(--ease);
}
.social-row a:hover {
  color: var(--text-1);
  border-color: var(--brand);
  background: rgba(91, 124, 255, 0.1);
  transform: translateY(-2px);
}

.footer__bar {
  margin-top: var(--s9);
  padding-top: var(--s5);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s4) var(--s6);
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-3);
}
.footer__bar nav { display: flex; flex-wrap: wrap; gap: var(--s5); }
.footer__bar a {
  display: inline-block;
  padding-block: 5px;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.footer__bar a:hover { color: var(--text-1); }

/* --- Page hero (interior pages) ------------------------------------------- */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(3.5rem, 7vw, 6.5rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
  overflow: hidden;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(80% 90% at 88% 0%, rgba(91, 124, 255, 0.20), transparent 60%),
    radial-gradient(60% 70% at 0% 100%, rgba(87, 226, 233, 0.07), transparent 62%);
}
.page-hero__inner { max-width: 900px; }
.page-hero h1 { margin-bottom: var(--s5); }

/* Breadcrumb. */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--s6);
}
.crumbs a {
  display: inline-block;
  padding-block: 5px;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.crumbs a:hover { color: var(--brand-bright); }
.crumbs li { display: flex; align-items: center; gap: var(--s2); }
.crumbs li + li::before { content: "/"; color: var(--line-strong); }

/* --- Prose (legal + long-form) -------------------------------------------- */
.prose { max-width: 74ch; }
.prose h2 {
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  margin-top: var(--s9);
  margin-bottom: var(--s4);
}
.prose h3 { font-size: 1.15rem; margin-top: var(--s7); margin-bottom: var(--s3); }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--text-2); font-size: 0.98rem; line-height: 1.75; }
.prose p + p { margin-top: var(--s4); }
.prose ul, .prose ol { margin: var(--s4) 0 var(--s4) var(--s5); display: grid; gap: var(--s3); }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose a { color: var(--brand-bright); text-decoration: underline; text-underline-offset: 3px; }
/* A link that is a whole list item is a standalone target and must meet the
   24px minimum. Links inline in a sentence are exempt under WCAG 2.5.8. */
.prose li > a:only-child {
  display: inline-block;
  min-height: 26px;
  padding-block: 4px;
}
.prose strong { color: var(--text-1); font-weight: 600; }

/* --- Back to top ---------------------------------------------------------- */
.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 90;
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  border: 1px solid var(--line-strong);
  background: rgba(11, 15, 24, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { border-color: var(--brand); }

/* --- Device showcase ------------------------------------------------------
   Real app screenshots that already carry their own device bezel, so they are
   contained rather than cropped and sit on a lit plate. */
.devices {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.75rem, 2vw, 1.75rem);
  align-items: end;
  padding: clamp(1.25rem, 2.6vw, 2rem) clamp(0.75rem, 1.6vw, 1.25rem) 0;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(90% 80% at 50% 0%, rgba(91, 124, 255, 0.16), transparent 62%),
    var(--ink-100);
  overflow: hidden;
}

.device { text-align: center; }

/* The centre unit sits proud so the trio reads as a composition. */
.device--lead { transform: translateY(-6%); }

.device img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 24px 40px rgba(0, 0, 0, 0.55));
}

.device__caption {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--s4);
  display: block;
}

.section--paper .devices {
  border-color: var(--line-inv);
  background:
    radial-gradient(90% 80% at 50% 0%, rgba(91, 124, 255, 0.12), transparent 62%),
    #fff;
}
.section--paper .device__caption { color: var(--text-3-inv); }

@media (max-width: 560px) {
  .devices { grid-template-columns: minmax(0, 1fr); align-items: center; }
  .device--lead { transform: none; }
  .device { max-width: 260px; margin-inline: auto; }
}

/* --- Typographic plate ----------------------------------------------------
   Stands in for products with no shipped screenshot, rather than borrowing a
   photograph that would misrepresent them. */
.plate {
  aspect-ratio: 4 / 3;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  display: grid;
  place-content: center;
  text-align: center;
  padding: var(--s7);
  background:
    radial-gradient(80% 90% at 30% 10%, rgba(91, 124, 255, 0.2), transparent 60%),
    radial-gradient(70% 80% at 85% 90%, rgba(87, 226, 233, 0.12), transparent 60%),
    var(--ink-100);
  position: relative;
  overflow: hidden;
}
.plate::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
  opacity: 0.7;
}
.plate__name {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text-1);
}
.plate__cat {
  position: relative;
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brand-bright);
  margin-bottom: var(--s4);
  display: block;
}

.section--paper .plate {
  border-color: var(--line-inv);
  background:
    radial-gradient(80% 90% at 30% 10%, rgba(91, 124, 255, 0.14), transparent 60%),
    radial-gradient(70% 80% at 85% 90%, rgba(87, 226, 233, 0.1), transparent 60%),
    var(--paper-100);
}
.section--paper .plate::before {
  background-image:
    linear-gradient(var(--line-inv) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-inv) 1px, transparent 1px);
}
.section--paper .plate__name { color: var(--text-1-inv); }
.section--paper .plate__cat { color: var(--brand-deep); }

/* Trademark marks sit as superscript rather than at display size. */
h1 .tm, h2 .tm, .plate__name .tm {
  font-size: 0.42em;
  vertical-align: super;
  letter-spacing: 0;
  font-weight: 500;
}

/* --- Media card -----------------------------------------------------------
   A card whose image is flush with its top edge. Replaces the negative-margin
   workaround that was repeated inline across templates. */
.card--media { padding: 0; overflow: hidden; display: flex; flex-direction: column; }

.card__media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--ink-200);
  flex: none;
}
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.card--media:hover .card__media img { transform: scale(1.03); }

.card__body {
  padding: clamp(1.25rem, 2vw, 1.6rem);
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  flex: 1;
}

.section--paper .card__media {
  border-bottom-color: var(--line-inv);
  background: var(--paper-200);
}

/* The final card in a 7-item sector grid spans the row so the layout does not
   end on a lone orphan. */
.card--wide { grid-column: 1 / -1; }
.card--wide .card__media { aspect-ratio: auto; border-bottom: 0; border-right: 1px solid var(--line); }
.section--paper .card--wide .card__media { border-right-color: var(--line-inv); }

@media (min-width: 761px) {
  .card--wide {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    align-items: stretch;
  }
  .card--wide .card__body { justify-content: center; }
}
@media (max-width: 760px) {
  .card--wide .card__media { aspect-ratio: 16 / 9; border-right: 0; border-bottom: 1px solid var(--line); }
}

/* --- Role card ------------------------------------------------------------
   Open roles are presented typographically. The stock illustrations that
   previously sat here (a Unity logo, generic "sales" clip art) misrepresented
   the work and undercut the rest of the page. */
.role { display: flex; flex-direction: column; min-height: 260px; }
.role__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s4);
  margin-bottom: var(--s6);
}
.role .card__index { margin-bottom: 0; }

/* --- People list ----------------------------------------------------------
   Named leadership without portraits. The repo has no photographs of the
   people listed, and placeholder avatars read as clip art. */
.people { display: grid; gap: var(--s5); }
.people__row {
  display: grid;
  gap: var(--s1);
  padding-top: var(--s5);
  border-top: 1px solid var(--line);
}
.people__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.people__role {
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-bright);
}
.people__cred { font-size: 0.88rem; color: var(--text-3); }
.section--paper .people__row { border-top-color: var(--line-inv); }
.section--paper .people__role { color: var(--brand-deep); }
.section--paper .people__cred { color: var(--text-3-inv); }

/* Leadership laid out across the width when there is no accompanying image. */
@media (min-width: 700px) {
  .people--row {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--s7);
  }
}


/* --- Hero carousel affordances --------------------------------------------
   The canvas paints at z-index -2 so it sits behind the copy, which means it
   can never win a hit test. The hero element carries the listeners instead,
   so the cursor lives here too. */
.hero { touch-action: pan-y; }
@media (pointer: fine) and (min-width: 1101px) {
  .hero { cursor: grab; }
  .hero.is-pickable { cursor: pointer; }
  .hero.is-grabbing { cursor: grabbing; }
  /* The text column is text, not a handle. */
  .hero__inner { cursor: auto; }
}

/* Name of the blade under the pointer. Real text, not baked into a texture. */
.hero__pick {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: clamp(2rem, 8vh, 5rem);
  z-index: 2;
  margin: 0;
  padding: 0.5rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(11, 15, 24, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-family: var(--font-mono);
  font-size: var(--t-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-1);
  pointer-events: none;
  white-space: nowrap;
}
.hero__pick[hidden] { display: none; }

/* --- three.js scene layers ------------------------------------------------
   Each scene mounts its own canvas into one of these. They fade in once the
   first frame is ready, so a blocked or failed import leaves the CSS
   treatment underneath untouched rather than a blank hole. */
.scene-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
  overflow: hidden;
}
/* A positioned layer paints above a static sibling, so the content that
   follows it has to be lifted explicitly or the scene covers the copy. */
.scene-layer ~ .container { position: relative; z-index: 1; }
/* A section hosting a scene must clip it, so a bleeding layer can never
   widen the page. */
.section:has(> .scene-layer) { overflow: hidden; }
.scene-layer.is-live { opacity: 1; }
.scene-layer canvas { width: 100%; height: 100%; display: block; }

/* Ambient field around the capability grid. The .cap cells are opaque, so a
   layer strictly behind the grid would be invisible; this bleeds past it. */
.scene-layer--lattice {
  /* Vertical bleed only. Horizontal bleed pushed scrollWidth past the
     viewport and produced a horizontal scrollbar at every width. */
  inset: -10% 0;
  opacity: 0;
}
.scene-layer--lattice.is-live { opacity: 0.7; }

/* Inside the CTA band, which is a rounded overflow-hidden box. */
.scene-layer--band { border-radius: inherit; }
.scene-layer--band.is-live { opacity: 0.75; }

/* The band's own content must sit above its scene layer. */
.cta-band > *:not(.scene-layer) { position: relative; z-index: 1; }

@media (prefers-reduced-motion: reduce) {
  .scene-layer { display: none; }
}