/* ==========================================================================
   EGAC BOND — digital business card
   Palette pulled from the logo: brushed gold, brushed aluminium, deep charcoal.
   ========================================================================== */

:root {
  /* Surfaces */
  --void: #080A0D;
  --deep: #0D1014;
  --graphite: #11151A;
  --panel: #12161B;

  /* Metals (sampled from the logo's gold blade and silver panels) */
  --gold-hi: #EFD993;
  --gold: #C59A4C;
  --gold-mid: #A8793A;
  --gold-lo: #6E4C22;
  --alu-hi: #E6E8EB;
  --alu: #B4B9C0;
  --alu-lo: #6F747B;

  /* Text */
  --text: #F3F1EC;
  --text-muted: #8E949C;

  /* Lines */
  --line: rgba(255, 255, 255, 0.075);
  --line-gold: rgba(197, 154, 76, 0.5);

  --gold-metal: linear-gradient(135deg, var(--gold-hi) 0%, var(--gold) 38%, var(--gold-mid) 68%, var(--gold-lo) 100%);
  --alu-metal: linear-gradient(135deg, var(--alu-hi) 0%, var(--alu) 45%, var(--alu-lo) 100%);

  --font-en: "Montserrat", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-ar: "Tajawal", "Segoe UI", "Noto Sans Arabic", Tahoma, system-ui, sans-serif;

  --ease: cubic-bezier(0.22, 0.8, 0.24, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --t: 320ms;

  --card-w: 660px;
  --radius: 22px;
}

/* ---------- Base ---------- */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  background: var(--void);
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-en);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: transparent; /* html paints the base colour; body layers sit above it */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

html[lang="ar"] body { font-family: var(--font-ar); }

img, svg { display: block; }

a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }

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

/* ---------- Background: brushed aluminium, façade seams, ambient gold light ---------- */

/* ---------- Background: dark textured premium surface ---------- */

html {
  background: #0A0D10;
}

body {
  position: relative;
  background:
    radial-gradient(
      ellipse 65% 55% at 50% 28%,
      rgba(95, 101, 105, 0.16) 0%,
      rgba(45, 50, 54, 0.08) 38%,
      transparent 72%
    ),
    radial-gradient(
      ellipse 45% 35% at 18% 8%,
      rgba(115, 120, 118, 0.08),
      transparent 70%
    ),
    radial-gradient(
      ellipse 50% 40% at 86% 42%,
      rgba(75, 82, 86, 0.07),
      transparent 72%
    ),
    radial-gradient(
      ellipse 55% 45% at 50% 105%,
      rgba(20, 25, 29, 0.55),
      transparent 75%
    ),
    linear-gradient(
      180deg,
      #171B1E 0%,
      #101418 42%,
      #0A0E12 100%
    );
  overflow-x: hidden;
}

/* Fine organic texture */
body::before {
  content: "";
  position: fixed;
  inset: -20%;
  pointer-events: none;
  z-index: 0;

  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.018' numOctaves='4' seed='18' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='.55'/%3E%3C/svg%3E")
    center / 420px 420px repeat;

  opacity: 0.075;
  mix-blend-mode: soft-light;
  transform: scale(1.05);
}

/* Soft atmospheric lighting */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;

  background:
    radial-gradient(
      ellipse 32% 24% at 50% 17%,
      rgba(210, 214, 214, 0.09),
      transparent 70%
    ),
    radial-gradient(
      ellipse 24% 20% at 12% 38%,
      rgba(135, 142, 146, 0.055),
      transparent 72%
    ),
    radial-gradient(
      ellipse 28% 24% at 88% 30%,
      rgba(105, 112, 116, 0.045),
      transparent 72%
    ),
    radial-gradient(
      ellipse 30% 25% at 72% 86%,
      rgba(72, 79, 83, 0.035),
      transparent 72%
    );

  opacity: 0.9;
}
/* ---------- Subtle EGAC geometric pattern ---------- */

.page::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;

  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='520' height='520' viewBox='0 0 520 520'%3E%3Cg fill='none' stroke='%23D9DDE0' stroke-width='2'%3E%3Cpath d='M55 35 L105 5 L105 115 L55 145 Z'/%3E%3Cpath d='M125 75 L175 45 L175 155 L125 185 Z'/%3E%3Cpath d='M195 35 L245 5 L245 115 L195 145 Z'/%3E%3C/g%3E%3Cg fill='none' stroke='%23D6AF5C' stroke-width='2'%3E%3Cpath d='M105 5 L145 35 L145 145 L105 115 Z'/%3E%3C/g%3E%3Cg fill='none' stroke='%23B9BEC3' stroke-width='2'%3E%3Cpath d='M315 315 L365 285 L365 395 L315 425 Z'/%3E%3Cpath d='M385 355 L435 325 L435 435 L385 465 Z'/%3E%3Cpath d='M455 315 L505 285 L505 395 L455 425 Z'/%3E%3C/g%3E%3Cg fill='none' stroke='%23D6AF5C' stroke-width='2'%3E%3Cpath d='M365 285 L405 315 L405 425 L365 395 Z'/%3E%3C/g%3E%3C/svg%3E");

  background-size: 520px 520px;
  background-position: center;
  background-repeat: repeat;

  opacity: 0.045;
  mix-blend-mode: screen;

  filter: blur(0.15px);
}

/* Very subtle central depth */
.page::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;

  background:
    radial-gradient(
      ellipse 58% 62% at 50% 43%,
      transparent 25%,
      rgba(0, 0, 0, 0.16) 72%,
      rgba(0, 0, 0, 0.38) 100%
    );
}

/* ---------- Layout ---------- */

.page {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding:
    max(clamp(40px, 7vh, 88px), env(safe-area-inset-top))
    max(16px, env(safe-area-inset-right))
    max(28px, env(safe-area-inset-bottom))
    max(16px, env(safe-area-inset-left));
}

/* ---------- Brand header ---------- */

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.brand__title { margin: 0; line-height: 0; }

.brand__logo {
  width: clamp(200px, 22vw + 60px, 360px);
  height: auto;
  aspect-ratio: 1884 / 838;
  /* the source file carries generous transparent margins; pull them in */
  margin: -2% 0 -4%;
  user-select: none;
  -webkit-user-drag: none;
}

@media (max-width: 600px) {
  .brand__logo { width: clamp(190px, 48vw + 40px, 260px); }
}

/* ---------- Contact buttons ---------- */

.contact {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 22px);
  margin-top: 40px;
}

.contact__btn {
  --size: clamp(50px, 4vw + 30px, 58px);
  position: relative;
  display: grid;
  place-items: center;
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  border: 1px solid transparent;
  background:
    linear-gradient(160deg, rgba(24, 29, 35, 0.92), rgba(12, 15, 19, 0.92)) padding-box,
    linear-gradient(145deg, rgba(239, 217, 147, 0.55), rgba(180, 185, 192, 0.16) 45%, rgba(110, 76, 34, 0.55)) border-box;
  color: var(--alu);
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(6px);
          backdrop-filter: blur(6px);
  transition: transform var(--t) var(--ease), color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.contact__btn svg {
  width: 44%;
  height: 44%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact__btn svg .fill { fill: currentColor; stroke: none; }

.contact__btn:hover,
.contact__btn:focus-visible {
  transform: scale(1.06);
  color: var(--gold-hi);
  box-shadow:
    0 0 0 1px rgba(197, 154, 76, 0.25),
    0 0 26px -2px rgba(197, 154, 76, 0.32),
    0 10px 24px -12px rgba(0, 0, 0, 0.8);
}

.contact__btn:active { transform: scale(0.98); }

/* ---------- Navigation cards ---------- */

.links {
  width: 100%;
  max-width: var(--card-w);
  margin-top: clamp(34px, 5.5vh, 56px);
}

.links__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 1.6vh, 16px);
}

.card {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  column-gap: clamp(14px, 2.2vw, 20px);
  min-height: clamp(76px, 7vw + 30px, 92px);
  padding: clamp(14px, 1.6vw, 18px) clamp(16px, 2.4vw, 24px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012) 60%),
    rgba(17, 21, 26, 0.78);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.055),
    0 18px 36px -24px rgba(0, 0, 0, 0.9);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
  overflow: hidden;
  isolation: isolate;
  transition:
    transform var(--t) var(--ease),
    border-color var(--t) var(--ease),
    box-shadow var(--t) var(--ease),
    background-color var(--t) var(--ease);
}

/* Panel joint: a gold seam on the leading edge, like the gold blade in the mark */
.card::before {
  content: "";
  position: absolute;
  inset-block: 24%;
  inset-inline-start: 0;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--gold-hi), var(--gold) 50%, var(--gold-lo));
  transform: scaleY(0);
  transform-origin: center;
  opacity: 0;
  transition: transform 420ms var(--ease), opacity 420ms var(--ease);
}

/* Soft metallic highlight along the top edge */
.card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent 8%, rgba(230, 232, 235, 0.16) 50%, transparent 92%);
  pointer-events: none;
  transition: opacity var(--t) var(--ease);
}

.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(197, 154, 76, 0.38);
  background-color: rgba(21, 25, 31, 0.86);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    0 22px 40px -22px rgba(0, 0, 0, 0.95),
    0 0 0 1px rgba(197, 154, 76, 0.08),
    0 12px 34px -18px rgba(197, 154, 76, 0.28);
}

.card:hover::before,
.card:focus-visible::before { transform: scaleY(1); opacity: 1; }

.card:active { transform: translateY(-1px); }

/* Icon tile — a small brushed-aluminium swatch */
.card__icon {
  display: grid;
  place-items: center;
  width: clamp(46px, 3vw + 28px, 54px);
  height: clamp(46px, 3vw + 28px, 54px);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0) 55%),
    linear-gradient(160deg, #1D2228, #101318);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 6px 14px -8px rgba(0, 0, 0, 0.9);
  color: var(--alu);
  transition: transform var(--t) var(--ease), color var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease);
}

.card__icon svg {
  width: 46%;
  height: 46%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card__icon svg .fill { fill: currentColor; stroke: none; }

.card:hover .card__icon,
.card:focus-visible .card__icon {
  transform: scale(1.05);
  color: var(--gold-hi);
  border-color: rgba(197, 154, 76, 0.35);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 18px -4px rgba(197, 154, 76, 0.45);
}

.card__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.card__title {
  font-weight: 700;
  font-size: clamp(14.5px, 0.55vw + 12px, 17px);
  line-height: 1.25;
  letter-spacing: 0.11em;
  color: var(--text);
  overflow-wrap: anywhere;
}

.card__desc {
  font-weight: 500;
  font-size: clamp(12.5px, 0.25vw + 11.5px, 14px);
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--text-muted);
  overflow-wrap: anywhere;
  transition: color var(--t) var(--ease);
}

.card:hover .card__desc,
.card:focus-visible .card__desc { color: #A9AEB5; }

.card__arrow {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  color: var(--alu-lo);
  transition: transform var(--t) var(--ease), color var(--t) var(--ease);
}

.card__arrow svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card:hover .card__arrow,
.card:focus-visible .card__arrow {
  color: var(--gold);
  transform: translateX(4px);
}

/* Primary card: the catalog — the one thing EGAC BOND wants every visitor to open */
.card--primary {
  border-color: var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012) 60%),
    rgba(17, 21, 26, 0.78);
}

.card--primary::before {
  transform: scaleY(0);
  opacity: 0;
}

.card--primary .card__icon {
  color: var(--alu);
  border-color: rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0) 55%),
    linear-gradient(160deg, #1D2228, #101318);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 6px 14px -8px rgba(0, 0, 0, 0.9);
}
/* ---------- Focus ---------- */

.contact__btn:focus-visible,
.card:focus-visible,
.lang__btn:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 3px;
}

:focus:not(:focus-visible) { outline: none; }

/* ---------- Footer + language switch ---------- */

.foot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: clamp(36px, 6vh, 64px);
  text-align: center;
}

.lang {
  position: relative;
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  padding: 3px;
  border-radius: 999px;
  border: 1px solid transparent;
  background:
    linear-gradient(rgba(14, 17, 21, 0.95), rgba(14, 17, 21, 0.95)) padding-box,
    linear-gradient(
      145deg,
      rgba(239, 217, 147, 0.4),
      rgba(180, 185, 192, 0.12) 50%,
      rgba(110, 76, 34, 0.4)
    ) border-box;

  margin-top: 40px;
  margin-bottom: 14px;
}

.lang__thumb {
  position: absolute;
  top: 3px;
  bottom: 3px;
  left: 3px;
  width: calc(50% - 3px);
  border-radius: 999px;
  background: var(--gold-metal);
  box-shadow: inset 0 1px 0 rgba(255, 246, 214, 0.5), 0 4px 14px -6px rgba(197, 154, 76, 0.6);
  transition: transform 380ms var(--ease);
}

html[lang="ar"] .lang__thumb { transform: translateX(100%); }

.lang__btn {
  position: relative;
  z-index: 1;
  min-width: 64px;
  min-height: 44px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font: 600 13px/1 var(--font-en);
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: color var(--t) var(--ease);
}

.lang__btn[lang="ar"] {
  font-family: var(--font-ar);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0;
}

.lang__btn:hover { color: var(--text); }
.lang__btn[aria-pressed="true"] { color: #1A1206; }

.foot__copy {
  margin: 0;
  font: 500 12px/1.4 var(--font-en);
  color: #5E646C;
  letter-spacing: 0.14em;
}

/* ---------- Arabic / RTL adaptation ---------- */

html[dir="rtl"] .card__arrow svg { transform: scaleX(-1); }

html[dir="rtl"] .card:hover .card__arrow,
html[dir="rtl"] .card:focus-visible .card__arrow { transform: translateX(-4px); }

/* Arabic script must never be letter-spaced; it breaks the joins */
html[lang="ar"] .card__title,
html[lang="ar"] .card__desc { letter-spacing: 0; }

html[lang="ar"] .card__title {
  font-size: clamp(16.5px, 0.6vw + 13.5px, 19.5px);
  font-weight: 800;
  line-height: 1.35;
}

html[lang="ar"] .card__desc {
  font-size: clamp(14px, 0.3vw + 12.5px, 15.5px);
  font-weight: 500;
}

html[lang="ar"] .card--primary {
  background:
    linear-gradient(260deg, rgba(197, 154, 76, 0.10), rgba(197, 154, 76, 0) 55%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012) 60%),
    rgba(17, 21, 26, 0.8);
}

/* Smooth language swap */
.card__text { transition: opacity 180ms var(--ease-soft); }
html.lang-swapping .card__text { opacity: 0; }

/* ---------- Intro ---------- */

.intro { display: none; }

html.js.intro-pending .intro,
html.js.intro-running .intro {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
}

.intro__mark {
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 0;
  transform-origin: 50% 50%;
  will-change: transform;
}

.intro__panel {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  will-change: transform, opacity;
}

/* Starting offsets: silver panels rise, the gold blade descends */
.intro__panel--a { transform: translate3d(-10%, 22%, 0); }
.intro__panel--b { transform: translate3d(-4%, -26%, 0); }
.intro__panel--c { transform: translate3d(0, -30%, 0); }
.intro__panel--d { transform: translate3d(10%, 26%, 0); }

html.intro-assemble .intro__panel {
  opacity: 1;
  transform: none;
  transition: transform 900ms var(--ease), opacity 700ms var(--ease-soft);
}
html.intro-assemble .intro__panel--a { transition-delay: 0ms; }
html.intro-assemble .intro__panel--b { transition-delay: 90ms; }
html.intro-assemble .intro__panel--c { transition-delay: 180ms; }
html.intro-assemble .intro__panel--d { transition-delay: 120ms; }

/* Light sweep, clipped to the exact logo silhouette */
.intro__sheen {
  position: absolute;
  inset: 0;
  -webkit-mask: url("assets/intro/mark-mask.png") center / 100% 100% no-repeat;
          mask: url("assets/intro/mark-mask.png") center / 100% 100% no-repeat;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 250, 232, 0.0) 40%, rgba(255, 250, 232, 0.55) 50%, rgba(255, 250, 232, 0) 60%, transparent 65%);
  background-size: 300% 100%;
  background-position: 120% 0;
  mix-blend-mode: overlay;
  opacity: 0;
}

html.intro-sheen .intro__sheen {
  opacity: 1;
  background-position: -20% 0;
  transition: background-position 700ms var(--ease-soft), opacity 150ms linear;
}

html.intro-settle .intro__mark {
  transform: none !important;
  transition: transform 750ms cubic-bezier(0.65, 0, 0.25, 1);
}

/* Hidden until the intro hands over */
html.intro-pending .brand__logo,
html.intro-running .brand__logo { opacity: 0; }

html.intro-pending .reveal,
html.intro-running .reveal {
  opacity: 0;
  transform: translate3d(0, 14px, 0);
}

html.intro-handoff .brand__logo {
  opacity: 1;
  transition: opacity 500ms var(--ease-soft);
}

html.intro-handoff .reveal {
  opacity: 1;
  transform: none;
  transition: opacity 700ms var(--ease-soft), transform 800ms var(--ease);
  transition-delay: calc(var(--i, 0) * 70ms + 120ms);
}

/* ---------- Responsive fine-tuning ---------- */

@media (max-width: 430px) {
  :root { --radius: 20px; }
  .card { column-gap: 14px; }
  .card__arrow { width: 24px; }
  .card__title { letter-spacing: 0.08em; }
  .card--primary .card__title { letter-spacing: 0.01em; font-size: 14.5px; }
}

@media (max-width: 360px) {
  .card { padding-inline: 14px; column-gap: 12px; }
  .card__icon { width: 44px; height: 44px; border-radius: 12px; }
}

@media (min-width: 1600px) {
  :root { --card-w: 700px; }
}

/* Short landscape phones: tighter vertical rhythm */
@media (max-height: 520px) and (orientation: landscape) {
  .page { padding-top: 24px; }
  .links { margin-top: 24px; }
}

/* ---------- Motion preferences ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
  .page::before { animation: none; }
  .intro { display: none !important; }
  .card:hover, .card:focus-visible,
  .contact__btn:hover, .contact__btn:focus-visible { transform: none; }
}

/* ---------- Hover only where hover exists ---------- */

@media (hover: none) {
  .card:hover { transform: none; }
  .contact__btn:hover { transform: none; }
}