/* ============================================================
   VERTEX BUILD GROUP — Global Stylesheet
   ============================================================ */

/* --- Variables --- */
:root {
  --black:      #0D0D0D;
  --charcoal:   #1A1A1A;
  --steel:      #2C2C2C;
  --mid-gray:   #5A5A5A;
  --light-gray: #C8C8C8;
  --off-white:  #F2F2F0;
  --white:      #FFFFFF;
  --blue:       #0057FF;
  --blue-light: #3378FF;
  --blue-dim:   #0040BB;
  --max-w:      1280px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  line-height: 1.7;
  color: var(--black);
  background: var(--white);
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- Type Utilities --- */
.t-display {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 0.93;
}
.t-subhead {
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  line-height: 1.25;
}
.t-label {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 72px;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.45s ease;
}
.nav--scrolled { background: var(--charcoal); }

.nav__logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1;
}
.nav__logo-top {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.01em;
  color: var(--white);
}
.nav__logo-bottom {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--light-gray);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav__links a {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--light-gray);
  position: relative;
  padding-bottom: 3px;
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--white); }
.nav__links a.active { color: var(--white); }
.nav__links a.active::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--blue);
}

.nav__cta {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--blue);
  padding: 11px 22px;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  border-radius: 0;
}
.nav__cta:hover { background: var(--blue-light); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 201;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: transform 0.35s, opacity 0.35s;
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__overlay {
  position: fixed;
  inset: 0;
  z-index: 199;
  background: var(--charcoal);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 100px 48px 60px;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.65s cubic-bezier(0.77, 0, 0.175, 1);
  pointer-events: none;
}
.nav__overlay.open {
  clip-path: inset(0 0% 0 0);
  pointer-events: all;
}
.nav__overlay-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nav__overlay-links a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 64px;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--white);
  transition: color 0.2s;
}
.nav__overlay-links a:hover { color: var(--blue); }
.nav__overlay-cta {
  margin-top: 40px;
  align-self: flex-start;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--black);
  padding: 80px 48px 0;
}
.footer__grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 64px;
  padding-bottom: 64px;
}
.footer__brand-logo-top {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 28px;
  letter-spacing: -0.01em;
  color: var(--white);
}
.footer__brand-logo-bottom {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--light-gray);
}
.footer__tagline {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  color: var(--mid-gray);
  margin-top: 16px;
  line-height: 1.6;
}
.footer__social {
  display: flex;
  gap: 16px;
  margin-top: 28px;
}
.footer__social a {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-gray);
  transition: color 0.2s;
}
.footer__social a:hover { color: var(--blue); }

.footer__col-label {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 20px;
}
.footer__nav-links, .footer__contact-info {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer__nav-links a {
  font-size: 14px;
  color: var(--light-gray);
  transition: color 0.2s;
}
.footer__nav-links a:hover { color: var(--white); }
.footer__contact-info p {
  font-size: 14px;
  color: var(--light-gray);
  line-height: 1.6;
}

.footer__bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  border-top: 1px solid var(--steel);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__bottom p {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--mid-gray);
  letter-spacing: 0.03em;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 0;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  border: 2px solid transparent;
}
.btn--blue {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn--blue:hover { background: var(--blue-light); border-color: var(--blue-light); }
.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn--outline-white:hover { background: var(--white); color: var(--black); }
.btn--outline-dark {
  background: transparent;
  color: var(--black);
  border-color: var(--black);
}
.btn--outline-dark:hover { background: var(--black); color: var(--white); }

/* ============================================================
   PAGE HERO (shared for inner pages)
   ============================================================ */
.page-hero {
  background: var(--charcoal);
  padding: 160px 48px 80px;
}
.page-hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  max-width: 820px;
}
.page-hero__overline {
  color: var(--blue);
  margin-bottom: 24px;
}
.page-hero__h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(56px, 7vw, 88px);
  letter-spacing: -0.02em;
  line-height: 0.93;
  color: var(--white);
  margin-bottom: 28px;
}
.page-hero__sub {
  font-size: 17px;
  color: var(--light-gray);
  max-width: 640px;
  line-height: 1.7;
}

/* ============================================================
   INDEX.HTML — HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  background: #1A1A2E;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}
.hero__bg-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
  width: 100%;
  padding-top: 72px;
}
.hero__eyebrow {
  color: var(--blue);
  margin-bottom: 28px;
  display: block;
}
.hero__h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -0.025em;
  margin-bottom: 36px;
}
.hero__h1-line1 {
  display: block;
  font-size: clamp(72px, 9vw, 108px);
  color: var(--white);
}
.hero__h1-line2 {
  display: block;
  font-size: clamp(80px, 10vw, 116px);
  color: var(--blue);
}
.hero__sub {
  font-size: 16px;
  color: var(--light-gray);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 44px;
}
.hero__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__ticker-wrap {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  overflow: hidden;
  border-top: 1px solid var(--steel);
  background: rgba(26,26,30,0.8);
  padding: 14px 0;
  z-index: 1;
}
.hero__ticker-track {
  display: flex;
  white-space: nowrap;
  animation: ticker-scroll 28s linear infinite;
  width: max-content;
}
.hero__ticker-item {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
  padding: 0 32px;
}
.hero__ticker-item span {
  color: var(--steel);
  margin-left: 32px;
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   INDEX.HTML — STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--charcoal);
  padding: 56px 48px;
}
.stats-bar__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: stretch;
}
.stats-bar__item {
  flex: 1;
  padding: 0 40px;
  position: relative;
}
.stats-bar__item + .stats-bar__item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: var(--steel);
}
.stats-bar__item:first-child { padding-left: 0; }
.stats-bar__number {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(52px, 6vw, 72px);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--blue);
  display: block;
}
.stats-bar__label {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--light-gray);
  margin-top: 8px;
  line-height: 1.4;
}

/* ============================================================
   INDEX.HTML — WHAT WE BUILD
   ============================================================ */
.what-we-build {
  padding: 120px 48px;
  background: var(--white);
  position: relative;
}
.what-we-build__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 0 48px;
}
.what-we-build__rotated-label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  color: var(--mid-gray);
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  align-self: start;
  padding-top: 12px;
}
.what-we-build__content { }
.what-we-build__h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(40px, 5vw, 60px);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--black);
  margin-bottom: 56px;
}
.disciplines-list { }
.discipline {
  display: grid;
  grid-template-columns: 72px 1fr 1fr;
  align-items: center;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--light-gray);
}
.disciplines-list .discipline:last-child { border-bottom: 1px solid var(--light-gray); }
.discipline__num {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 28px;
  color: var(--blue);
  letter-spacing: -0.01em;
}
.discipline__name {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 28px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--black);
}
.discipline__desc {
  font-size: 14px;
  color: var(--mid-gray);
  line-height: 1.6;
}

/* ============================================================
   INDEX.HTML — CASE STUDIES
   ============================================================ */
.case-studies {
  background: var(--black);
  padding: 100px 48px 80px;
}
.case-studies__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.case-studies__heading {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(48px, 6vw, 72px);
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 48px;
}
.case-studies__grid {
  display: grid;
  grid-template-columns: 55fr 45fr;
  gap: 24px;
}
.case-card__img {
  background: var(--steel);
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
  margin-bottom: 24px;
}
.case-card__img::after {
  content: attr(data-label);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
}
.case-card__meta {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 10px;
}
.case-card__title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 3.5vw, 40px);
  letter-spacing: -0.015em;
  line-height: 1;
  color: var(--white);
  margin-bottom: 14px;
}
.case-card__metric {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--blue);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}
.case-card__link {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.2s;
}
.case-card__link:hover { gap: 14px; }
.case-studies__view-all {
  text-align: right;
  margin-top: 40px;
}
.case-studies__view-all a {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid-gray);
  border-bottom: 1px solid var(--steel);
  padding-bottom: 3px;
  transition: color 0.2s, border-color 0.2s;
}
.case-studies__view-all a:hover { color: var(--white); border-color: var(--white); }

/* ============================================================
   INDEX.HTML — CLIENT LOGOS
   ============================================================ */
.client-logos {
  background: var(--off-white);
  padding: 80px 48px;
}
.client-logos__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.client-logos__label {
  color: var(--mid-gray);
  margin-bottom: 40px;
}
.client-logos__row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.client-logo-box {
  width: 140px;
  height: 56px;
  border: 1px solid var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.client-logo-box span {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--light-gray);
}

/* ============================================================
   INDEX.HTML — WHY VERTEX
   ============================================================ */
.why-vertex {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
}
.why-vertex__left {
  background: var(--charcoal);
  padding: 80px 56px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.why-vertex__bg-word {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(100px, 14vw, 160px);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--blue);
  position: absolute;
  top: -16px;
  left: 40px;
  opacity: 0.18;
  pointer-events: none;
  user-select: none;
}
.why-vertex__statement {
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  font-size: clamp(22px, 2.5vw, 30px);
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.why-vertex__para {
  font-size: 15px;
  color: var(--light-gray);
  line-height: 1.7;
  max-width: 400px;
  position: relative;
  z-index: 1;
}

.why-vertex__right {
  background: var(--white);
  padding: 80px 56px;
}
.differentiator {
  padding: 28px 0;
  border-top: 1px solid var(--light-gray);
}
.differentiator:last-child { border-bottom: 1px solid var(--light-gray); }
.differentiator__label {
  color: var(--black);
  margin-bottom: 8px;
}
.differentiator__text {
  font-size: 14px;
  color: var(--mid-gray);
  line-height: 1.7;
}

/* ============================================================
   INDEX.HTML — TESTIMONIAL
   ============================================================ */
.testimonial {
  background: var(--charcoal);
  padding: 100px 48px;
  text-align: center;
}
.testimonial__inner {
  max-width: 860px;
  margin: 0 auto;
}
.testimonial__mark {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 120px;
  line-height: 0.7;
  color: var(--blue);
  display: block;
  margin-bottom: 8px;
}
.testimonial__quote {
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  font-style: italic;
  font-size: clamp(20px, 2.8vw, 30px);
  color: var(--white);
  line-height: 1.45;
  margin-bottom: 36px;
}
.testimonial__attribution {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.testimonial__attribution::before {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--blue);
  flex-shrink: 0;
}
.testimonial__name {
  color: var(--light-gray);
}

/* ============================================================
   INDEX.HTML — FOOTER CTA
   ============================================================ */
.footer-cta {
  background: var(--black);
  padding: 100px 48px;
  position: relative;
  overflow: hidden;
}
.footer-cta__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}
.footer-cta__heading {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(44px, 6vw, 72px);
  letter-spacing: -0.02em;
  line-height: 0.95;
  color: var(--white);
}
.footer-cta__diagonal {
  position: absolute;
  top: 0; bottom: 0;
  left: 60%;
  width: 1px;
  background: var(--steel);
  transform: rotate(8deg) scaleY(1.2);
  transform-origin: center;
  pointer-events: none;
}
.footer-cta__buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  z-index: 1;
}

/* ============================================================
   ABOUT.HTML — COMPANY OVERVIEW
   ============================================================ */
.company-overview {
  padding: 100px 48px;
  background: var(--white);
}
.company-overview__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.company-overview__h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 4.5vw, 52px);
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--black);
  position: sticky;
  top: 96px;
}
.company-overview__body {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.company-overview__body p {
  font-size: 16px;
  color: var(--mid-gray);
  line-height: 1.75;
}

/* ============================================================
   ABOUT.HTML — MISSION & VISION
   ============================================================ */
.mission-vision {
  background: var(--off-white);
  padding: 100px 48px;
}
.mission-vision__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.mv-block {
  padding-left: 24px;
}
.mv-block--mission { border-left: 3px solid var(--blue); }
.mv-block--vision  { border-left: 3px solid var(--light-gray); }
.mv-block__label {
  color: var(--mid-gray);
  margin-bottom: 14px;
}
.mv-block__text {
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  font-size: clamp(17px, 2vw, 22px);
  color: var(--black);
  line-height: 1.45;
}

/* ============================================================
   ABOUT.HTML — LEADERSHIP TEAM
   ============================================================ */
.leadership {
  background: var(--charcoal);
  padding: 100px 48px;
}
.leadership__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.leadership__label {
  color: var(--mid-gray);
  margin-bottom: 64px;
}
.team-row {
  display: flex;
  gap: 0;
}
.team-row--three { margin-bottom: 0; }
.team-row--two .team-member { flex-basis: 33.333%; }
.team-member {
  flex: 1;
  padding: 0 40px 48px 0;
  position: relative;
}
.team-member + .team-member {
  padding-left: 40px;
  border-left: 1px solid var(--steel);
}
.team-row--two {
  border-top: 1px solid var(--steel);
  padding-top: 48px;
  margin-top: 48px;
  justify-content: center;
}
.team-row--two .team-member:first-child {
  padding-left: 0;
}
.team-member__portrait {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--steel);
  margin-bottom: 20px;
  border: 2px solid var(--mid-gray);
}
.team-member__name {
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: var(--white);
  margin-bottom: 4px;
}
.team-member__title {
  color: var(--mid-gray);
  margin-bottom: 14px;
}
.team-member__bio {
  font-size: 14px;
  color: var(--light-gray);
  line-height: 1.65;
}

/* ============================================================
   ABOUT.HTML — TIMELINE
   ============================================================ */
.timeline {
  background: var(--white);
  padding: 100px 48px;
  overflow-x: auto;
}
.timeline__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  min-width: 700px;
}
.timeline__label {
  color: var(--mid-gray);
  margin-bottom: 64px;
}
.timeline__track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.timeline__line {
  position: absolute;
  top: 24px;
  left: 24px;
  right: 24px;
  height: 2px;
  background: var(--light-gray);
  z-index: 0;
}
.timeline-node {
  position: relative;
  z-index: 1;
  padding-top: 56px;
  padding-right: 24px;
}
.timeline-node__dot {
  position: absolute;
  top: 16px;
  left: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--blue);
}
.timeline-node__year {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 48px;
  letter-spacing: -0.02em;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 12px;
}
.timeline-node__desc {
  font-size: 14px;
  color: var(--mid-gray);
  line-height: 1.6;
}

/* ============================================================
   ABOUT.HTML — AWARDS
   ============================================================ */
.awards {
  background: var(--off-white);
  padding: 100px 48px;
}
.awards__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.awards__label {
  color: var(--mid-gray);
  margin-bottom: 48px;
}
.award-item {
  padding: 36px 0;
  border-bottom: 1px solid var(--light-gray);
}
.award-item:first-of-type { border-top: 1px solid var(--light-gray); }
.award-item__title {
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  font-size: clamp(20px, 2.5vw, 26px);
  color: var(--black);
  margin-bottom: 6px;
}
.award-item__meta {
  color: var(--mid-gray);
}

/* ============================================================
   SERVICES.HTML — PAGE HEADER
   ============================================================ */
.services-hero {
  background: var(--charcoal);
  padding: 160px 48px 80px;
}
.services-hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.services-hero__h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(56px, 8vw, 96px);
  letter-spacing: -0.025em;
  line-height: 0.93;
  color: var(--white);
  margin-bottom: 24px;
}
.services-hero__sub {
  font-size: 17px;
  color: var(--light-gray);
  line-height: 1.6;
}

/* ============================================================
   SERVICES.HTML — SERVICE SECTIONS
   ============================================================ */
.service-section {
  padding: 100px 48px;
}
.service-section--light { background: var(--white); }
.service-section--off   { background: var(--off-white); }
.service-section--dark  { background: var(--charcoal); }
.service-section--black { background: var(--black); }

.service-section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.service-section__inner--reversed { direction: rtl; }
.service-section__inner--reversed > * { direction: ltr; }

.service-section__img {
  background: var(--steel);
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
}
.service-section__img::after {
  content: attr(data-label);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.service-section--dark .service-section__img,
.service-section--black .service-section__img {
  background: var(--black);
}

.service-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 72px;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--blue);
  opacity: 0.3;
  margin-bottom: -16px;
}
.service-label {
  margin-bottom: 16px;
}
.service-section--dark .service-label,
.service-section--black .service-label { color: var(--mid-gray); }

.service-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(34px, 4vw, 48px);
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--black);
  margin-bottom: 24px;
}
.service-section--dark .service-title,
.service-section--black .service-title { color: var(--white); }

.service-para {
  font-size: 15px;
  color: var(--mid-gray);
  line-height: 1.75;
  margin-bottom: 32px;
}
.service-section--dark .service-para,
.service-section--black .service-para { color: var(--light-gray); }

.service-deliverables {
  margin-bottom: 28px;
}
.service-deliverables__heading {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 12px;
}
.service-deliverables__list {
  border-left: 3px solid var(--blue);
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.service-deliverables__list span {
  font-size: 14px;
  color: var(--mid-gray);
  line-height: 1.5;
}
.service-section--dark .service-deliverables__list span,
.service-section--black .service-deliverables__list span { color: var(--light-gray); }

.service-industries {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--mid-gray);
  letter-spacing: 0.05em;
}
.service-industries strong {
  color: var(--black);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 10px;
}
.service-section--dark .service-industries strong,
.service-section--black .service-industries strong { color: var(--light-gray); }
.service-section--dark .service-industries,
.service-section--black .service-industries { color: var(--mid-gray); }

/* ============================================================
   STUB PAGE HERO (projects, sustainability, careers, contact)
   ============================================================ */
.stub-hero {
  background: var(--charcoal);
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  padding: 120px 48px 80px;
}
.stub-hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}
.stub-hero__overline {
  color: var(--blue);
  margin-bottom: 20px;
}
.stub-hero__h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(52px, 7vw, 88px);
  letter-spacing: -0.025em;
  line-height: 0.92;
  color: var(--white);
  margin-bottom: 24px;
}
.stub-hero__sub {
  font-size: 17px;
  color: var(--light-gray);
  max-width: 600px;
}
.stub-coming-soon {
  background: var(--off-white);
  padding: 120px 48px;
  text-align: center;
}
.stub-coming-soon__inner {
  max-width: 600px;
  margin: 0 auto;
}
.stub-coming-soon__label {
  color: var(--mid-gray);
  margin-bottom: 24px;
}
.stub-coming-soon__heading {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 52px;
  letter-spacing: -0.02em;
  color: var(--black);
  margin-bottom: 20px;
}
.stub-coming-soon__body {
  font-size: 16px;
  color: var(--mid-gray);
  line-height: 1.7;
  margin-bottom: 36px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .why-vertex { grid-template-columns: 1fr; }
  .case-studies__grid { grid-template-columns: 1fr; }
  .company-overview__inner { grid-template-columns: 1fr; gap: 40px; }
  .company-overview__h2 { position: static; }
  .service-section__inner { grid-template-columns: 1fr; gap: 48px; }
  .service-section__inner--reversed { direction: ltr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer__grid > :first-child { grid-column: 1 / -1; }
  .footer-cta__inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .nav { padding: 0 24px; }

  .hero__inner { padding: 0 24px; padding-top: 72px; }
  .stats-bar { padding: 48px 24px; }
  .stats-bar__inner { flex-wrap: wrap; gap: 0; }
  .stats-bar__item {
    flex-basis: 50%;
    padding: 24px 20px;
  }
  .stats-bar__item + .stats-bar__item::before { display: none; }
  .stats-bar__item:nth-child(n+3) { border-top: 1px solid var(--steel); }
  .stats-bar__item:nth-child(2n) { border-left: 1px solid var(--steel); }
  .stats-bar__item:first-child { padding-left: 20px; }

  .what-we-build { padding: 80px 24px; }
  .what-we-build__inner { grid-template-columns: 1fr; gap: 32px; }
  .what-we-build__rotated-label { writing-mode: horizontal-tb; transform: none; }
  .discipline { grid-template-columns: 48px 1fr; gap: 16px; }
  .discipline__desc { grid-column: 1 / -1; padding-left: 64px; }

  .case-studies { padding: 64px 24px; }
  .client-logos { padding: 64px 24px; }
  .client-logos__row { gap: 12px; }

  .why-vertex__left,
  .why-vertex__right { padding: 64px 24px; }

  .testimonial { padding: 72px 24px; }

  .footer-cta { padding: 72px 24px; }
  .footer-cta__diagonal { display: none; }

  .footer { padding: 60px 24px 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 40px; }
  .footer__grid > :first-child { grid-column: auto; }
  .footer__bottom { flex-direction: column; gap: 12px; text-align: center; }

  .mission-vision__inner { grid-template-columns: 1fr; gap: 40px; }

  .team-row { flex-direction: column; }
  .team-row--two { justify-content: flex-start; }
  .team-member + .team-member { border-left: none; border-top: 1px solid var(--steel); padding-left: 0; padding-top: 40px; margin-top: 0; }
  .team-row--two .team-member { flex-basis: auto; }
  .team-row--two .team-member:first-child { padding-left: 0; }

  .timeline__inner { min-width: 600px; }

  .page-hero { padding: 130px 24px 60px; }
  .services-hero { padding: 130px 24px 60px; }

  .service-section { padding: 64px 24px; }

  .stub-hero { padding: 110px 24px 60px; }
  .stub-coming-soon { padding: 80px 24px; }

  .footer-cta__buttons { flex-direction: row; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .hero__h1-line1 { font-size: 60px; }
  .hero__h1-line2 { font-size: 68px; }
  .discipline__name { font-size: 22px; }
  .timeline-node__year { font-size: 36px; }
}

/* ============================================================
   IMAGE HANDLING
   ============================================================ */

/* Fill any image inside card / service / project containers */
.case-card__img img,
.service-section__img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.case-card:hover .case-card__img img,
.service-section:hover .service-section__img img {
  transform: scale(1.03);
}

/* Project grid photo */
.project-card__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.project-card:hover .project-card__photo { transform: scale(1.04); }

/* Team portrait as <img> */
img.team-member__portrait {
  object-fit: cover;
  object-position: top center;
}