/* ERNIX — site.css
   Tokens, base, nav, hero, contact, print, responsive. */

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --white:    #FFFFFF;
  --black:    #0A0A0A;
  --g50:      #FAFAFA;
  --g100:     #F4F4F4;
  --g200:     #E8E8E8;
  --g300:     #D0D0D0;   /* borders and rules only — fails contrast as text */
  --g400:     #767676;   /* 4.54:1 on white — smallest safe text grey */
  --g600:     #5A5A5A;

  /* On-black text — all ≥ 4.5:1 against --black */
  --on-black-mute:  rgba(255,255,255,0.62);
  --on-black-faint: rgba(255,255,255,0.50);
  --on-black-rule:  rgba(255,255,255,0.08);
  --accent-live:    #4ADE80;

  --gap:      2px;
  --r:        2px;
  --ease:     cubic-bezier(0.25, 0.1, 0.25, 1);

  --pad-x:    48px;
  --nav-h:    60px;

  /* Tracking tokens — zeroed in RTL, where letter-spacing
     breaks Arabic letter joining. */
  --track-xs:      0.06em;
  --track-sm:      0.08em;
  --track-md:      0.10em;
  --track-lg:      0.12em;
  --track-xl:      0.14em;
  --track-tight:  -0.01em;
  --track-snug:   -0.02em;
  --track-title:  -0.025em;
  --track-display:-0.04em;

  --font-latin: 'Satoshi', ui-sans-serif, system-ui, -apple-system,
                'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-arabic:'IBM Plex Sans Arabic', 'Noto Sans Arabic', 'Dubai',
                'Geeza Pro', 'Segoe UI', Tahoma, sans-serif;
  --font-body:  var(--font-latin);
  --leading:    1.5;
}

/* ── Arabic / RTL overrides ─────────────────────────────── */
[lang="ar"], [dir="rtl"] {
  --font-body: var(--font-arabic);
  --leading: 1.75;

  --track-xs: normal;
  --track-sm: normal;
  --track-md: normal;
  --track-lg: normal;
  --track-xl: normal;
  --track-tight: normal;
  --track-snug: normal;
  --track-title: normal;
  --track-display: normal;
}

/* Arabic runs inside an English page, and vice versa */
:where([lang="ar"]) { font-family: var(--font-arabic); }

/* ── Base ───────────────────────────────────────────────── */
body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black);
  line-height: var(--leading);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; background: none; border: 0; color: inherit; }

/* Latin digits stay Latin in Arabic — standard for UAE
   professional documents. Delete to use Arabic-Indic. */
[dir="rtl"] { font-variant-numeric: lining-nums; }

/* Anchor targets land clear of the fixed nav */
[id] { scroll-margin-block-start: calc(var(--nav-h) + 16px); }

/* Keyboard focus */
a:focus-visible, button:focus-visible, [role="button"]:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 3px;
}
.footer a:focus-visible, .footer button:focus-visible {
  outline-color: var(--white);
}

/* Skip link */
.skip-link {
  position: absolute;
  inset-block-start: -100%;
  inset-inline-start: 12px;
  z-index: 300;
  padding: 10px 18px;
  background: var(--black);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: var(--track-md);
  border-radius: var(--r);
}
.skip-link:focus {
  inset-block-start: 12px;
}

/* Screen-reader-only */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

#scroll-elastic { will-change: transform; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade-in, .fade-in-2, .fade-in-3 { animation: none; opacity: 1; transform: none; }
  .footer-avail-dot { animation: none; }
  .split-word, .project-card, .project-card-img img { transition: none; }
  .project-overlay-backdrop, .project-overlay-panel { transition: none; }
  * { scroll-behavior: auto !important; }
}

/* ── Page fade-in ───────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in   { animation: fadeUp 0.7s var(--ease) both; }
.fade-in-2 { animation: fadeUp 0.7s 0.15s var(--ease) both; }
.fade-in-3 { animation: fadeUp 0.7s 0.30s var(--ease) both; }

/* ── Word-level hover ───────────────────────────────────── */
.split-word {
  display: inline-block;
  transition: color 0.2s var(--ease), opacity 0.2s var(--ease), transform 0.2s var(--ease);
  cursor: default;
}
a .split-word, button .split-word, [role="button"] .split-word { cursor: inherit; }
.words-hover:hover .split-word { opacity: 0.35; }
.words-hover:hover .split-word:hover {
  opacity: 1;
  transform: scale(1.18);
}

/* Word-splitting rescales Arabic awkwardly — keep the dim,
   drop the scale. */
[dir="rtl"] .words-hover:hover .split-word:hover { transform: none; }

/* ══════════════════════════════════════════════════════════
   NAV
   ══════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 200;
  block-size: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-inline: var(--pad-x);
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-block-end: 1px solid var(--g200);
}

.nav-brand {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: var(--track-md);
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--track-sm);
  text-transform: uppercase;
  color: var(--g400);
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a[aria-current="true"] { color: var(--black); }

.nav-end {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-location {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--track-sm);
  text-transform: uppercase;
  color: var(--g400);
}

/* Language toggle */
.lang-toggle {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: var(--track-sm);
  text-transform: uppercase;
  color: var(--black);
  border: 1px solid var(--g300);
  border-radius: var(--r);
  padding: 5px 10px;
  transition: border-color 0.2s, background 0.2s;
}
.lang-toggle:hover { border-color: var(--black); background: var(--g100); }

/* ══════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════ */
.hero {
  padding-block: 130px 72px;
  padding-inline: var(--pad-x);
  display: grid;
  grid-template-columns: 1fr 420px;
  column-gap: 80px;
  align-items: start;
  border-block-end: 1px solid var(--g200);
  min-block-size: 44vh;
}

.hero-name {
  font-weight: 900;
  letter-spacing: var(--track-display);
  text-wrap: balance;
}
[dir="rtl"] .hero-name { line-height: 1.1; }

.hero-right { padding-block-end: 6px; }

.hero-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--track-lg);
  text-transform: uppercase;
  color: var(--g400);
  margin-block-end: 14px;
}

.hero-tagline {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--g600);
  margin-block-end: 36px;
  max-inline-size: 62ch;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

/* DOM order is dt then dd (spec); reverse it visually so the
   number sits above its label. */
.hero-stats > div {
  display: flex;
  flex-direction: column-reverse;
}

.hero-stat-num {
  display: block;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: var(--track-snug);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.hero-stat-label {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-md);
  text-transform: uppercase;
  color: var(--g400);
  margin-block-start: 5px;
}

/* ══════════════════════════════════════════════════════════
   SECTION HEADER
   ══════════════════════════════════════════════════════════ */
.section-header {
  padding-block: 64px 28px;
  padding-inline: var(--pad-x);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.section-eyebrow {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-xl);
  text-transform: uppercase;
  color: var(--g400);
  margin-block-end: 6px;
}

.section-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: var(--track-title);
  line-height: 1;
}

/* ══════════════════════════════════════════════════════════
   HORIZONTAL PROJECT ROWS
   ══════════════════════════════════════════════════════════ */
.project-row {
  border-block-start: 1px solid var(--g200);
  padding-block-end: 48px;
}

.project-row:last-of-type { border-block-end: 1px solid var(--g200); }

.project-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 28px 20px;
  padding-inline: var(--pad-x);
}

.project-row-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: var(--track-lg);
  text-transform: uppercase;
  color: var(--g400);
}

.project-row-count {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-sm);
  color: var(--g400);
  font-variant-numeric: tabular-nums;
}

/* Horizontal scroll track */
.project-row-track {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  cursor: grab;
  -webkit-mask-image: linear-gradient(to right, transparent 0, black 64px, black calc(100% - 64px), transparent 100%);
  mask-image: linear-gradient(to right, transparent 0, black 64px, black calc(100% - 64px), transparent 100%);
}

.project-row-track::-webkit-scrollbar { display: none; }
.project-row-track.dragging { cursor: grabbing; }

/* Inner content — transformed independently of the track for
   the trailing lag/zoom effect */
.project-row-track-inner {
  display: flex;
  gap: 48px;
  padding-inline: 64px;
  will-change: transform;
}

.project-card {
  flex: 0 0 calc((100% - 20px * 2) / 5);
  background: var(--g100);
  overflow: hidden;
  scroll-snap-align: start;
  cursor: pointer;
  transition: transform 0.35s var(--ease);
}

.project-card:hover { transform: translateY(-22px) scale(1.03); }

.project-card:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: -4px;
}

.project-card-img {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
  background: var(--g200);
}

/* Placeholder tiles */
.ph-commercial  { background: linear-gradient(145deg, #17202e 0%, #243352 100%); }
.ph-residential { background: linear-gradient(145deg, #19281b 0%, #2a4530 100%); }
.ph-social      { background: linear-gradient(145deg, #281b10 0%, #4e3420 100%); }

.project-card-img.ph::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 28px 28px;
}

.project-card-img img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  transition: transform 0.65s var(--ease);
  will-change: transform;
}

.project-card:hover .project-card-img img { transform: scale(1.045); }

.project-card-body { padding: 18px 22px 22px; }

.project-card-cat {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-lg);
  text-transform: uppercase;
  color: var(--g400);
  margin-block-end: 5px;
}

.project-card-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: var(--track-tight);
  line-height: 1.3;
  margin-block-end: 4px;
}

.project-card-meta {
  font-size: 11px;
  color: var(--g400);
}

/* ══════════════════════════════════════════════════════════
   PROJECT OVERLAY
   ══════════════════════════════════════════════════════════ */
.project-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: none;
}

.project-overlay.is-open { display: block; }

.project-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.25s var(--ease);
}

.project-overlay.is-open .project-overlay-backdrop { opacity: 1; }

.project-overlay-panel {
  position: relative;
  margin: 6vh auto;
  inline-size: min(720px, calc(100% - 48px));
  max-block-size: 88vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--white);
  border-radius: var(--r);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.project-overlay.is-open .project-overlay-panel {
  opacity: 1;
  transform: translateY(0);
}

.project-overlay-close {
  position: sticky;
  inset-block-start: 16px;
  float: right;
  margin-block: 16px 0;
  margin-inline: 0 16px;
  inline-size: 36px;
  block-size: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--g200);
  border-radius: 50%;
  font-size: 18px;
  line-height: 1;
  z-index: 1;
}
[dir="rtl"] .project-overlay-close { float: left; }

.project-overlay-gallery > * {
  inline-size: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
  margin-block-end: var(--gap);
}

.project-overlay-gallery > img { background: var(--g200); }
.project-overlay-gallery > *:last-child { margin-block-end: 0; }

.project-overlay-body {
  clear: both;
  padding-block: 8px 40px;
  padding-inline: 32px;
}

.project-overlay-cat {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-lg);
  text-transform: uppercase;
  color: var(--g400);
  margin-block-end: 8px;
}

.project-overlay-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: var(--track-snug);
  line-height: 1.15;
  margin-block-end: 6px;
}

.project-overlay-meta {
  font-size: 12px;
  color: var(--g400);
  margin-block-end: 20px;
}

.project-overlay-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--g600);
  max-inline-size: 62ch;
}

@media (max-width: 700px) {
  .project-overlay-panel { inline-size: calc(100% - 24px); margin: 4vh auto; max-block-size: 92vh; }
  .project-overlay-body { padding-block: 8px 32px; padding-inline: 20px; }
}

/* ══════════════════════════════════════════════════════════
   CAPABILITIES
   ══════════════════════════════════════════════════════════ */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  background: var(--g200);
  border-block: 1px solid var(--g200);
}

.cap-card {
  background: var(--white);
  padding: 44px 36px;
}

.cap-num {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: var(--track-xl);
  color: var(--g400);
  margin-block-end: 28px;
  font-variant-numeric: tabular-nums;
}

.cap-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: var(--track-tight);
  line-height: 1.35;
  margin-block-end: 12px;
}

.cap-text {
  font-size: 13px;
  line-height: 1.75;
  color: var(--g600);
  max-inline-size: 46ch;
}

/* ══════════════════════════════════════════════════════════
   EXPERIENCE
   ══════════════════════════════════════════════════════════ */
.experience-list { padding-inline: var(--pad-x); }

.exp-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 40px;
  padding-block: 32px;
  border-block-end: 1px solid var(--g200);
}

.exp-row:first-child { border-block-start: 1px solid var(--g200); }

.exp-period {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--track-xs);
  color: var(--g400);
  padding-block-start: 4px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.exp-role {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: var(--track-tight);
  margin-block-end: 3px;
}

.exp-firm {
  font-size: 13px;
  color: var(--g600);
  margin-block-end: 10px;
}

.exp-summary {
  font-size: 13px;
  line-height: 1.75;
  color: var(--g600);
  max-inline-size: 68ch;
  margin-block-end: 12px;
}

.exp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  list-style: none;
}

.exp-tag {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-xs);
  text-transform: uppercase;
  color: var(--g600);
  border: 1px solid var(--g200);
  padding: 4px 9px;
  border-radius: var(--r);
}

/* ══════════════════════════════════════════════════════════
   CONTACT / FOOTER
   ══════════════════════════════════════════════════════════ */
.footer {
  background: var(--black);
  color: var(--white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.footer-left {
  padding-block: 80px;
  padding-inline: var(--pad-x);
  border-inline-end: 1px solid var(--on-black-rule);
}

.footer-headline {
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 900;
  letter-spacing: var(--track-display);
  line-height: 0.95;
  margin-block-end: 40px;
}
[dir="rtl"] .footer-headline { line-height: 1.15; }

.footer-avail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--track-md);
  text-transform: uppercase;
  color: var(--accent-live);
}

@keyframes dot-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.3; }
}

.footer-avail-dot {
  inline-size: 6px;
  block-size: 6px;
  border-radius: 50%;
  background: var(--accent-live);
  animation: dot-pulse 2.4s ease-in-out infinite;
  flex: none;
}

.footer-right {
  padding-block: 80px;
  padding-inline: var(--pad-x);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 40px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.footer-contact-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--track-lg);
  text-transform: uppercase;
  color: var(--on-black-faint);
  margin-block-end: 4px;
}

.footer-contact-value {
  font-size: 14px;
  color: var(--white);
  transition: opacity 0.2s;
}

.footer-contact-value:hover { opacity: 0.7; }

/* Phone numbers and emails stay LTR inside an RTL page */
.footer-contact-value[href^="tel"],
.footer-contact-value[href^="mailto"] {
  direction: ltr;
  unicode-bidi: isolate;
  display: inline-block;
}

.footer-summary {
  font-size: 13px;
  line-height: 1.8;
  color: var(--on-black-mute);
  max-inline-size: 48ch;
}

.footer-bar {
  background: var(--black);
  border-block-start: 1px solid var(--on-black-rule);
  padding-block: 20px;
  padding-inline: var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bar-text {
  font-size: 10px;
  letter-spacing: var(--track-sm);
  text-transform: uppercase;
  color: var(--on-black-faint);
}

/* ══════════════════════════════════════════════════════════
   PRINT — A3
   ══════════════════════════════════════════════════════════ */
@media print {
  @page {
    size: A3 portrait;
    margin: 14mm;
  }

  :root { --pad-x: 0px; }

  .nav,
  .skip-link,
  .filter-bar,
  .footer-bar,
  .project-overlay { display: none !important; }

  #scroll-elastic { transform: none !important; }

  body { background: #fff; }

  .hero { padding-block: 0 48px; break-after: avoid; }
  .section-header { padding-block: 48px 24px; }

  /* Horizontal tracks can't scroll on paper — unroll every
     card into a grid so nothing is lost off the page edge. */
  .project-row-track {
    overflow: visible !important;
    mask-image: none !important;
    -webkit-mask-image: none !important;
    transform: none !important;
  }
  .project-row-track-inner {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    gap: 10mm;
    padding-inline: 0 !important;
    transform: none !important;
  }
  .project-card {
    flex: none !important;
    break-inside: avoid;
    transform: none !important;
    background: #fff;
  }
  .project-card-img { border: 1px solid #ddd; }

  .capabilities-grid { break-before: page; }
  .cap-card { padding: 28px 24px; break-inside: avoid; }

  .experience-list { break-before: page; }
  .exp-row { break-inside: avoid; }

  .footer { break-before: page; }
  .footer-left, .footer-right { padding-block: 48px; }

  a { color: inherit; text-decoration: none; }

  /* Print the destination of outbound links */
  a[href^="http"]::after { content: ' (' attr(href) ')'; font-size: 9px; color: #666; }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; row-gap: 40px; }
  .hero-right { max-inline-size: 480px; }
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card { flex: 0 0 calc((100% - 20px * 2) / 3); }
}

@media (max-width: 860px) {
}

@media (max-width: 700px) {
  :root { --pad-x: 24px; }

  .hero { padding-block: 100px 56px; }
  .section-header { padding-block: 48px 20px; }
  .project-row-header { padding-block: 20px 16px; }
  .project-row-track {
    -webkit-mask-image: linear-gradient(to right, transparent 0, black 24px, black calc(100% - 24px), transparent 100%);
    mask-image: linear-gradient(to right, transparent 0, black 24px, black calc(100% - 24px), transparent 100%);
  }
  .project-row-track-inner { padding-inline: 24px; gap: 14px; }
  .project-card { flex: 0 0 80vw; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .exp-row { grid-template-columns: 1fr; gap: 4px; }
  .exp-period { padding-block-start: 0; }
  .footer { grid-template-columns: 1fr; }
  .footer-left {
    border-inline-end: none;
    border-block-end: 1px solid var(--on-black-rule);
    padding-block: 56px;
  }
  .footer-right { padding-block: 48px 56px; }
  .footer-bar { flex-direction: column; gap: 6px; text-align: center; }
}