/* ===================================================================
   AAG — Design Tokens
=================================================================== */
:root {
  --c-red: #C81E2C;
  --c-red-dark: #9E1622;
  --c-black: #121316;
  --c-charcoal: #23262B;
  --c-gray-mid: #6B7078;
  --c-gray-line: #E2E3E6;
  --c-gray-light: #F1F1F3;
  --c-white: #FFFFFF;

  --f-display: 'Space Grotesk', 'IBM Plex Sans Arabic', sans-serif;
  --f-body: 'Inter', 'IBM Plex Sans Arabic', sans-serif;
  --f-mono: 'IBM Plex Mono', monospace;

  --container: 1200px;
  --radius: 4px;
  --transition: 220ms ease;
}

html[lang="ar"] {
  --f-display: 'Cairo', sans-serif;
  --f-body: 'Noto Kufi Arabic', sans-serif;
  --f-mono: 'Noto Kufi Arabic', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--f-body);
  color: var(--c-black);
  background: var(--c-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--f-display);
  margin: 0 0 .5em;
  line-height: 1.15;
  font-weight: 700;
}

p {
  margin: 0 0 1em;
  color: var(--c-gray-mid);
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===================================================================
   Buttons & links
=================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-weight: 600;
  font-size: .95rem;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-red);
  color: var(--c-white);
}

.btn--primary:hover {
  background: var(--c-red-dark);
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: rgba(255, 255, 255, .35);
  color: var(--c-white);
}

.btn--ghost:hover {
  border-color: var(--c-white);
  background: rgba(255, 255, 255, .08);
}

.btn--block {
  width: 100%;
  font-family: var(--f-body);
}

.btn--nav {
  padding: 10px 20px;
  font-size: .85rem;
}

.text-link {
  color: var(--c-red);
  font-weight: 600;
  font-size: .95rem;
}

.text-link:hover {
  text-decoration: underline;
}

.text-link--light {
  color: var(--c-white);
}

.section-eyebrow {
  font-family: var(--f-mono);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-red);
  font-weight: 500;
  margin-bottom: .75em;
}

/* ===================================================================
   Top bar
=================================================================== */
.topbar {
  background: var(--c-black);
  color: rgba(255, 255, 255, .75);
  font-size: .82rem;
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 38px;
}

.topbar__contact {
  display: flex;
  gap: 22px;
}

.topbar__contact a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}

.topbar__contact a:hover {
  color: var(--c-white);
}

.icon {
  color: var(--c-red);
  font-size: .85em;
}

.topbar__lang {
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-btn {
  background: none;
  border: 0;
  color: rgba(255, 255, 255, .6);
  font: inherit;
  cursor: pointer;
  padding: 2px 4px;
}

.lang-btn.active,
.lang-btn:hover {
  color: var(--c-white);
}

.lang-sep {
  opacity: .4;
}

/* ===================================================================
   Header
=================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-white);
  border-bottom: 1px solid var(--c-gray-line);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 16px rgba(0, 0, 0, .06);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 76px;
}

.brand__logo {
  height: 34px;
  width: auto;
}

.nav {
  flex: 1;
}

.nav__list {
  display: flex;
  gap: 30px;
}

.nav__list a {
  font-size: .92rem;
  font-weight: 500;
  color: var(--c-charcoal);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}

.nav__list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--c-red);
  transition: width var(--transition);
}

.nav__list a:hover {
  color: var(--c-red);
}

.nav__list a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  height: 2px;
  background: var(--c-black);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===================================================================
   Hero
=================================================================== */
.hero {
  background: var(--c-black);
  background-image: url(../assets/images/hero.jpg);
  background-size: cover;
  color: var(--c-white);
  overflow: hidden;
  position: relative;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .5);
  z-index: 1;
}

.hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 88px 28px 76px;
  min-height: 640px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .65);
  margin-bottom: 22px;
}

.eyebrow__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-red);
  box-shadow: 0 0 0 4px rgba(200, 30, 44, .25);
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: var(--c-white);
}

.hero__sub {
  color: rgba(255, 255, 255, .68);
  max-width: 520px;
  font-size: 1.05rem;
}

.hero__cta {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero__diagram {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hub-svg {
  width: 100%;
  max-width: 480px;
  height: auto;
}

.hub-text {
  fill: var(--c-white);
  font-family: var(--f-display);
}

.hub-text--main {
  font-size: 22px;
  font-weight: 700;
}

.hub-text--sub {
  font-size: 9px;
  font-family: var(--f-mono);
  fill: rgba(255, 255, 255, .55);
}

.nodes circle {
  fill: var(--c-charcoal);
  stroke: var(--c-red);
  stroke-width: 1.5;
}

.nodes text {
  fill: var(--c-white);
}

.trace {
  stroke-dasharray: 280;
  stroke-dashoffset: 280;
  animation: draw 2s ease forwards;
}

.traces .trace:nth-child(1) {
  animation-delay: .25s;
}

.traces .trace:nth-child(2) {
  animation-delay: .5s;
}

.traces .trace:nth-child(3) {
  animation-delay: .75s;
}

.traces .trace:nth-child(4) {
  animation-delay: 1s;
}

.traces .trace:nth-child(5) {
  animation-delay: 1.25s;
}

.traces .trace:nth-child(6) {
  animation-delay: 1.5s;
}

.traces .trace:nth-child(7) {
  animation-delay: 1.75s;
}

@keyframes draw {
  to {
    stroke-dashoffset: 0;
  }
}

.pulse {
  transform-origin: center;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

  0% {
    r: 5;
    stroke-opacity: 1;
  }

  75% {
    r: 40;
    stroke-opacity: 0;
  }

  100% {
    r: 5;
    stroke-opacity: 0;
  }
}

/* ===================================================================
   Stats
=================================================================== */
.stats {
  background: var(--c-charcoal);
}

.stats__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 36px 28px;
}

.stat {
  text-align: center;
  border-inline-start: 1px solid rgba(255, 255, 255, .12);
  padding: 0 12px;
}

.stat:first-child {
  border-inline-start: none;
}

.stat__num {
  display: block;
  font-family: var(--f-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--c-white);
}

.stat__label {
  font-size: .82rem;
  color: rgba(255, 255, 255, .6);
}

/* ===================================================================
   Section heads
=================================================================== */
.section-head {
  max-width: 620px;
  margin-bottom: 52px;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
}

.section-head--light h2 {
  color: var(--c-white);
}

.section-head--light .section-eyebrow {
  color: var(--c-red);
}

/* ===================================================================
   About
=================================================================== */
.about {
  padding: 100px 0;
}

.about__grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.about__media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.about__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.tag-chip {
  position: absolute;
  bottom: 16px;
  inset-inline-start: 16px;
  background: var(--c-black);
  color: var(--c-white);
  font-family: var(--f-mono);
  font-size: .75rem;
  padding: 6px 12px;
  border-radius: 2px;
  letter-spacing: .05em;
}

.about__copy h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.about__copy p {
  color: var(--c-gray-mid);
}

/* ===================================================================
   Vision & Mission
=================================================================== */
.vm {
  padding: 0 0 100px;
}

.vm__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.vm-card {
  background: var(--c-gray-light);
  border: 1px solid var(--c-gray-line);
  border-radius: var(--radius);
  padding: 40px;
}

.vm-card__code {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: .72rem;
  color: var(--c-red);
  letter-spacing: .08em;
  margin-bottom: 18px;
}

.vm-card h3 {
  font-size: 1.4rem;
}

.vm-card p {
  margin-bottom: 0;
}

/* ===================================================================
   Chairman's Desk
=================================================================== */
.chairman {
  background: var(--c-charcoal);
  padding: 90px 0;
}

.chairman__grid {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px;
  align-items: start;
}

.chairman__mark {
  font-family: var(--f-display);
  font-size: 6rem;
  line-height: 1;
  color: var(--c-red);
  opacity: .5;
  height: 1em;
}

.chairman__body blockquote {
  margin: 0 0 24px;
  font-family: var(--f-display);
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 500;
  color: var(--c-white);
  line-height: 1.45;
}

.chairman__name {
  color: var(--c-white);
  font-weight: 700;
  margin-bottom: 2px;
}

.chairman__title {
  color: rgba(255, 255, 255, .55);
  font-size: .88rem;
  margin-bottom: 0;
}

/* ===================================================================
   Portfolio
=================================================================== */
.portfolio {
  padding: 100px 0;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.portfolio-item {
  margin: 0;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.portfolio-item img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  transition: transform .4s ease;
  filter: grayscale(0.75);
}

.portfolio-item:hover img {
  transform: scale(1.05);
  filter: grayscale(0);
}

.portfolio-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 18px 16px;
  background: linear-gradient(180deg, transparent, rgba(18, 19, 22, .92));
  color: var(--c-white);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.portfolio-item__code {
  font-family: var(--f-mono);
  font-size: .7rem;
  color: #ff6b76;
  letter-spacing: .08em;
}

.portfolio-item figcaption span:last-child {
  font-size: .85rem;
  font-weight: 500;
}

/* ===================================================================
   Partners
=================================================================== */
.partners {
  padding: 56px 0;
  background: var(--c-gray-light);
  border-top: 1px solid var(--c-gray-line);
  border-bottom: 1px solid var(--c-gray-line);
  font-family: -apple-system, 'Segoe UI', Inter, sans-serif;
}

.partners__label {
  text-align: center;
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-gray-mid);
  margin: 0 24px 28px;
}

.partners__viewport {
  overflow: hidden;
  width: 100%;
  cursor: grab;
  direction: ltr;
  /* lock internal layout direction — see note below */
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}

.partners__viewport.is-dragging {
  cursor: grabbing;
}

/*
    IMPORTANT — why direction:ltr is forced here:
    Flexbox's "row" axis follows the CSS `direction` property. If this
    component sits inside an RTL page (<html dir="rtl">, e.g. after the
    site's Arabic toggle), the browser silently reverses the flex item
    order on its own. Our JS then ALSO flips the scroll direction for
    RTL — two flips stacking on top of each other breaks the position
    math and causes the jumpy, broken motion.
    Locking direction:ltr here keeps item layout order 100% predictable
    at all times; visual RTL/LTR scrolling is handled ONLY by JS
    (config.direction), never by the browser. Do not remove this.
  */
.partners__track {
  display: flex;
  direction: ltr;
  align-items: center;
  gap: 64px;
  width: max-content;
  will-change: transform;
}

.partner-logo {
  flex: none;
  width: 150px;
  /* fixed slot width — this is the key fix */
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  user-select: none;
  -webkit-user-select: none;
}

.partner-logo img {
  max-height: 100%;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .55;
  transition: filter .2s ease, opacity .2s ease;
  pointer-events: none;
  /* let drag work over logos */
  -webkit-user-drag: none;
}

.partner-logo:hover img {
  filter: grayscale(0);
  opacity: 1;
}

.partner-logo span {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: .95rem;
  color: var(--c-gray-mid);
  opacity: .55;
  letter-spacing: .03em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  transition: opacity .2s ease, color .2s ease;
}

.partner-logo:hover span {
  opacity: 1;
  color: var(--c-black);
}

/* ===================================================================
   Sectors
=================================================================== */
.sectors {
  padding: 100px 0;
  background: var(--c-gray-light);
}

.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sector-card {
  position: relative;
  background: var(--c-white);
  border: 1px solid var(--c-gray-line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  overflow: hidden;
  color: inherit;
}

.sector-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(18, 19, 22, .08);
}

.sector-card__media {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--c-charcoal);
}

.sector-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .45s ease;
}

.sector-card:hover .sector-card__media img {
  transform: scale(1.06);
}

.sector-card__media--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .4);
  font-family: var(--f-mono);
  font-size: .85rem;
  letter-spacing: .08em;
}

.sector-card__body {
  padding: 24px 26px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.sector-card__code {
  font-family: var(--f-mono);
  font-size: .75rem;
  color: var(--c-red);
  letter-spacing: .08em;
  margin-bottom: 14px;
  display: inline-block;
}

.sector-card h3 {
  font-size: 1.15rem;
  margin-bottom: .4em;
  color: var(--c-black);
}

.sector-card p {
  font-size: .9rem;
  margin-bottom: 0;
  color: var(--c-gray-mid);
  flex: 1;
}

/* ===================================================================
   Offices
=================================================================== */
.offices {
  padding: 100px 0;
  background: var(--c-black);
  background-image: url(../assets/images/map.svg);
  background-size: auto;
  background-repeat: no-repeat;
  background-position: center;
  color: var(--c-white);
}

.office-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.office-card {
  background: rgba(35, 38, 43, 0.8);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  padding: 36px;
}

.office-card__code {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: .75rem;
  color: var(--c-red);
  border: 1px solid var(--c-red);
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 20px;
  letter-spacing: .08em;
}

.office-card h3 {
  color: var(--c-white);
  font-size: 1.4rem;
}

.office-card p {
  color: rgba(255, 255, 255, .65);
}

/* ===================================================================
   Career CTA
=================================================================== */
.career {
  background: linear-gradient(45deg, var(--c-red), var(--c-red-dark));
}

.career__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 60px 28px;
  flex-wrap: wrap;
}

.career h2 {
  color: var(--c-white);
  font-size: clamp(1.5rem, 3vw, 2rem);
  max-width: 560px;
}

.career .section-eyebrow {
  color: rgba(255, 255, 255, .75);
}

.career p {
  color: rgba(255, 255, 255, .85);
  max-width: 480px;
}

.career .btn--primary {
  background: var(--c-black);
}

.career .btn--primary:hover {
  background: #000;
}

/* ===================================================================
   Contact
=================================================================== */
.contact {
  padding: 100px 0;
}

.contact__grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 64px;
}

.contact__copy h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.contact-list {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-bottom: 1px solid var(--c-gray-line);
  padding-bottom: 14px;
}

.contact-list__label {
  font-family: var(--f-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--c-gray-mid);
}

.contact-list a {
  font-weight: 600;
  font-size: 1.05rem;
}

.contact-list a:hover {
  color: var(--c-red);
}

.contact-form {
  background: var(--c-gray-light);
  border: 1px solid var(--c-gray-line);
  border-radius: var(--radius);
  padding: 36px;
}

.form-row {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row label {
  font-size: .85rem;
  font-weight: 600;
}

.form-row input,
.form-row select,
.form-row textarea {
  font: inherit;
  padding: 12px 14px;
  border: 1px solid var(--c-gray-line);
  border-radius: var(--radius);
  background: var(--c-white);
  color: var(--c-black);
  transition: border-color var(--transition);
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--c-red);
}

.form-note {
  font-size: .78rem;
  color: var(--c-gray-mid);
  margin-top: 14px;
  margin-bottom: 0;
  text-align: center;
}

/* ===================================================================
   Footer
=================================================================== */
.site-footer {
  background: var(--c-black);
  color: rgba(255, 255, 255, .6);
  padding-top: 70px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr .8fr .8fr;
  gap: 48px;
  padding-bottom: 50px;
}

.footer__logo {
  height: 30px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer__brand p {
  color: rgba(255, 255, 255, .5);
  font-size: .9rem;
  max-width: 340px;
}

.footer__col h4 {
  color: var(--c-white);
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 16px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col a {
  font-size: .9rem;
  transition: color var(--transition);
}

.footer__col a:hover {
  color: var(--c-white);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 22px 28px;
  font-size: .8rem;
}

/* ===================================================================
   Page hero (subpages: About, Chairman, Service details)
=================================================================== */
.page-hero {
  background: var(--c-black);
  color: var(--c-white);
  padding: 52px 0 64px;
  position: relative;
  overflow: hidden;
}

.page-hero--photo {
  background-size: cover;
  background-position: center;
}

.page-hero--photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18, 19, 22, .86), rgba(18, 19, 22, .94));
}

.page-hero__inner {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-family: var(--f-mono);
  font-size: .78rem;
  color: rgba(255, 255, 255, .55);
  margin-bottom: 22px;
  letter-spacing: .03em;
}

.breadcrumb a {
  color: rgba(255, 255, 255, .75);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--c-white);
}

.breadcrumb__sep {
  opacity: .4;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--c-white);
  max-width: 720px;
}

.page-hero__tagline {
  color: rgba(255, 255, 255, .68);
  max-width: 560px;
  font-size: 1.05rem;
  margin-bottom: 0;
}

.page-hero__code {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: .78rem;
  border: 1px solid var(--c-red);
  color: var(--c-red);
  padding: 5px 12px;
  border-radius: 2px;
  margin-bottom: 18px;
  letter-spacing: .08em;
}

/* ===================================================================
   Service detail page
=================================================================== */
.service-content {
  padding: 90px 0;
}

.service-content__grid {
  display: grid;
  grid-template-columns: 1.3fr .9fr;
  gap: 64px;
}

.service-content h2 {
  font-size: 1.5rem;
  margin-top: 1.4em;
}

.service-content h2:first-child {
  margin-top: 0;
}

.service-offer-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 8px;
}

.service-offer-list li {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-gray-line);
  align-items: flex-start;
}

.service-offer-list li::before {
  content: "→";
  color: var(--c-red);
  font-weight: 700;
  flex-shrink: 0;
}

.service-sidebar {
  background: var(--c-gray-light);
  border: 1px solid var(--c-gray-line);
  border-radius: var(--radius);
  padding: 32px;
  height: fit-content;
  position: sticky;
  top: 100px;
}

.service-sidebar h4 {
  font-size: 1rem;
  margin-bottom: 14px;
}

.service-sidebar ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.service-sidebar a.service-sidebar__link {
  display: flex;
  justify-content: space-between;
  font-size: .9rem;
  font-weight: 500;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-gray-line);
}

.service-sidebar a.service-sidebar__link:hover {
  color: var(--c-red);
}

.service-sidebar a.service-sidebar__link.active {
  color: var(--c-red);
  font-weight: 700;
}

/* ===================================================================
   About page: timeline
=================================================================== */
.timeline {
  padding: 0;
  background: var(--c-gray-light);
}

.timeline__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 760px;
  margin: 0 auto;
}

.timeline__item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--c-gray-line);
  position: relative;
}

.timeline__item:last-child {
  border-bottom: none;
}

.timeline__year {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--c-red);
}

.timeline__body h4 {
  font-family: var(--f-body);
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline__body p {
  margin-bottom: 0;
  font-size: .92rem;
}

/* ===================================================================
   Nav active state
=================================================================== */
.nav__list a.active {
  color: var(--c-red);
}

.nav__list a.active::after {
  width: 100%;
}

/* ===================================================================
   Scroll reveal
=================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ===================================================================
   Back to top
=================================================================== */
.back-to-top {
  position: fixed;
  bottom: 26px;
  inset-inline-end: 26px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--c-red);
  color: var(--c-white);
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 90;
  box-shadow: 0 8px 20px rgba(0, 0, 0, .25);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ===================================================================
   RTL adjustments
=================================================================== */
html[dir="rtl"] .stat {
  border-inline-start: 1px solid rgba(255, 255, 255, .12);
}

html[dir="rtl"] .nav__list a::after {
  left: auto;
  right: 0;
}

.topbar__contact a,
.contact-list a {
  direction: ltr;
  unicode-bidi: embed;
}

/* ===================================================================
   Responsive
=================================================================== */
@media (max-width:1024px) {
  .sector-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__grid {
    grid-template-columns: 1fr;
    padding-top: 56px;
  }

  .hero__diagram {
    order: -1;
    max-width: 360px;
    margin: 0 auto 20px;
  }

  .about__grid,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .about__media {
    order: -1;
  }

  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1/-1;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .chairman__grid {
    grid-template-columns: 1fr;
  }

  .chairman__mark {
    display: none;
  }

  .service-content__grid {
    grid-template-columns: 1fr;
  }

  .service-sidebar {
    position: static;
  }
}

@media (max-width:768px) {
  .topbar__contact a:nth-child(1) {
    display: none;
  }

  .nav {
    position: fixed;
    inset-inline-start: 0;
    top: 114px;
    width: 100%;
    height: 0;
    overflow: hidden;
    background: var(--c-white);
    border-bottom: 1px solid var(--c-gray-line);
    transition: height var(--transition);
  }

  .nav.open {
    height: calc(100vh - 114px);
    overflow-y: auto;
  }

  .nav__list {
    flex-direction: column;
    gap: 0;
    padding: 10px 28px;
  }

  .nav__list a {
    display: block;
    padding: 16px 0;
    border-bottom: 1px solid var(--c-gray-line);
  }

  .nav__list a::after {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .btn--nav {
    display: none;
  }

  .stats__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .stat {
    border-inline-start: none !important;
  }

  .sector-grid {
    grid-template-columns: 1fr;
  }

  .office-grid {
    grid-template-columns: 1fr;
  }

  .career__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__inner {
    grid-template-columns: 1fr;
  }

  .vm__grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr 1fr;
  }

  .timeline__item {
    grid-template-columns: 70px 1fr;
    gap: 14px;
  }
}

@media (max-width:480px) {
  .hero__grid {
    padding: 44px 20px 56px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero__cta {
    flex-direction: column;
  }

  .hero__cta .btn {
    width: 100%;
  }

  .about,
  .sectors,
  .offices,
  .contact {
    padding: 64px 0;
  }

  .contact-form {
    padding: 24px;
  }
}

/* ===================================================================
   Scroll reveal & active nav
=================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

.nav__list a.active {
  color: var(--c-red);
}

.nav__list a.active::after {
  width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ===================================================================
   Focus states (accessibility)
=================================================================== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--c-red);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ===================================================================
   Sector card accent + stagger
=================================================================== */
.sector-card {
  border-top: 3px solid transparent;
}

.sector-card:hover {
  border-top-color: var(--c-red);
}

.sector-grid .sector-card:nth-child(1) {
  transition-delay: 0s;
}

.sector-grid .sector-card:nth-child(2) {
  transition-delay: .06s;
}

.sector-grid .sector-card:nth-child(3) {
  transition-delay: .12s;
}

.sector-grid .sector-card:nth-child(4) {
  transition-delay: .18s;
}

.sector-grid .sector-card:nth-child(5) {
  transition-delay: .24s;
}

.sector-grid .sector-card:nth-child(6) {
  transition-delay: .3s;
}

.sector-grid .sector-card:nth-child(7) {
  transition-delay: .36s;
}

.sector-card.reveal,
.office-card.reveal,
.portfolio-item.reveal {
  transition-property: opacity, transform, border-color;
}

/* ===================================================================
   Sector card "read more" link
=================================================================== */
.sector-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--c-red);
}

.sector-card__body .sector-card__link {
  margin-top: auto;
  padding-top: 14px;
}

.sector-card__link:hover {
  text-decoration: underline;
}

/* ===================================================================
   Internal page banner & breadcrumb
=================================================================== */
.page-banner {
  background: var(--c-black);
  background-image: url(../assets/images/page-banner-corporate.jpg);
  background-size: cover;
  color: var(--c-white);
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}

.page-banner__eyebrow {
  font-family: var(--f-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .55);
  margin-bottom: 14px;
}

.page-banner h1 {
  color: var(--c-white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: .3em;
}

.page-banner__sub {
  color: rgba(255, 255, 255, .68);
  max-width: 640px;
  margin-bottom: 0;
}

.page-banner__code {
  position: absolute;
  inset-inline-end: 28px;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'IBM Plex Mono', monospace;
  ;
  font-size: 7rem;
  font-weight: 700;
  color: rgba(200, 30, 44, .14);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: .82rem;
  color: rgba(255, 255, 255, .5);
  margin-bottom: 22px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, .7);
}

.breadcrumb a:hover {
  color: var(--c-white);
}

.breadcrumb .sep {
  opacity: .5;
}

/* Generic content page sections */
.content-block {
  padding: 90px 0;
}

.content-block--alt {
  background: var(--c-gray-light);
}

.content-block__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.content-block h2 {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
}

.content-block ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 20px;
}

.content-block ul li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--c-gray-mid);
  font-size: .98rem;
}

.content-block ul li::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 7px;
  background: var(--c-red);
  border-radius: 1px;
}

/* Timeline (About page) */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--c-gray-line);
}

.timeline-item:last-child {
  border-bottom: none;
}

.timeline-item__year {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--c-red);
}

.timeline-item h3 {
  font-size: 1.05rem;
  margin-bottom: .3em;
}

.timeline-item p {
  margin-bottom: 0;
}

/* Chairman page portrait */
.chairman-page__grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 56px;
  align-items: start;
}

.chairman-portrait {
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  background: var(--c-charcoal);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .3);
  font-family: var(--f-mono);
  font-size: .85rem;
  text-align: center;
  padding: 20px;
}

.chairman-page blockquote {
  font-family: var(--f-display);
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  font-weight: 500;
  color: var(--c-black);
  line-height: 1.5;
  border-inline-start: 3px solid var(--c-red);
  padding-inline-start: 22px;
  margin: 0 0 28px;
}

.signature-block {
  margin-top: 28px;
}

.signature-block__name {
  font-weight: 700;
  font-size: 1.05rem;
}

.signature-block__title {
  color: var(--c-gray-mid);
  font-size: .88rem;
}

.editor-note {
  margin-top: 40px;
  padding: 16px 20px;
  background: #FFF6E9;
  border: 1px solid #F0DDB8;
  border-radius: var(--radius);
  font-size: .82rem;
  color: #6B5116;
}

/* Related services strip */
.related-services {
  padding: 70px 0;
  background: var(--c-gray-light);
}

.related-services__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.related-services a {
  display: block;
  background: var(--c-white);
  border: 1px solid var(--c-gray-line);
  border-radius: var(--radius);
  padding: 20px;
  font-weight: 600;
  font-size: .92rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.related-services a:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(18, 19, 22, .08);
  color: var(--c-red);
}

.related-services .code {
  display: block;
  font-family: var(--f-mono);
  font-size: .7rem;
  color: var(--c-red);
  margin-bottom: 8px;
}

@media (max-width:1024px) {

  .content-block__grid,
  .chairman-page__grid {
    grid-template-columns: 1fr;
  }

  .related-services__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-banner__code {
    display: none;
  }
}

@media (max-width:768px) {
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .related-services__list {
    grid-template-columns: 1fr;
  }
}

/* Values grid (About page) */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.values-grid li {
  background: var(--c-gray-light);
  border-radius: var(--radius);
  padding: 28px;
}

.values-grid h3 {
  font-size: 1.1rem;
}

.values-grid p {
  margin-bottom: 0;
}

@media (max-width:768px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
}