:root {
  --charcoal: #151b1f;
  --steel-blue: #173447;
  --steel-blue-light: #224b64;
  --copper: #9a4315;
  --copper-light: #f0b37c;
  --stone: #f3f1ec;
  --concrete: #59636a;
  --white: #ffffff;
  --border: #d9dddf;
  --success: #23613f;
  --shadow: 0 18px 50px rgba(21, 27, 31, 0.12);
  --container: 1200px;
  --header-height: 84px;
  --radius: 4px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--charcoal);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

body.navigation-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--charcoal);
  font-family: "Arial Narrow", "Roboto Condensed", Arial, sans-serif;
  font-weight: 800;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3.4rem, 7vw, 6.8rem);
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 1.5rem;
  font-size: clamp(2.4rem, 4.5vw, 4.5rem);
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 0.75rem;
  font-size: 1.35rem;
}

p {
  margin-bottom: 1rem;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

address {
  font-style: normal;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: clamp(5rem, 9vw, 8rem);
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 1rem;
  left: 1rem;
  padding: 0.8rem 1rem;
  background: var(--white);
  color: var(--charcoal);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--copper-light);
  outline-offset: 4px;
}

.eyebrow {
  margin-bottom: 1rem;
  color: var(--copper);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow-light {
  color: var(--copper-light);
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 0.8rem 1.45rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--copper);
  color: var(--white);
}

.button-primary:hover {
  background: #7d3511;
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.75);
  color: var(--white);
}

.button-secondary:hover {
  border-color: var(--white);
  background: var(--white);
  color: var(--charcoal);
}

.button-dark {
  background: var(--steel-blue);
  color: var(--white);
}

.button-dark:hover {
  background: var(--steel-blue-light);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--copper);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.text-link span {
  transition: transform 180ms ease;
}

.text-link:hover span {
  transform: translateX(5px);
}

.demo-note {
  margin: 1.5rem auto 0;
  color: var(--concrete);
  font-size: 0.78rem;
  text-align: center;
}

/* Top information bar */

.topbar {
  background: var(--charcoal);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.76rem;
}

.topbar-content {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.topbar p {
  margin: 0;
}

.topbar-contact {
  display: flex;
  gap: 1.5rem;
}

.topbar a:hover {
  color: var(--copper-light);
}

/* Header */

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 8px 30px rgba(21, 27, 31, 0.08);
}

.header-content {
  position: relative;
  display: flex;
  min-height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  background: var(--copper);
  color: var(--white);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text strong {
  color: var(--steel-blue);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-text small {
  margin-top: 0.28rem;
  color: var(--concrete);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.main-navigation ul {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.main-navigation ul a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: #384147;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.main-navigation ul a::after {
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 2px;
  background: var(--copper);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.main-navigation ul a:hover::after,
.main-navigation ul a[aria-current="page"]::after {
  transform: scaleX(1);
}

.main-navigation ul a[aria-current="page"] {
  color: var(--copper);
}

.header-button {
  background: var(--steel-blue);
  color: var(--white);
}

.header-button:hover {
  background: var(--copper);
}

.menu-button {
  display: none;
  width: 48px;
  height: 48px;
  place-content: center;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 26px;
  height: 2px;
  margin: 3px auto;
  background: var(--charcoal);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

/* Hero */

.hero {
  position: relative;
  display: grid;
  min-height: min(850px, calc(100svh - 122px));
  align-items: center;
  overflow: hidden;
  background: var(--steel-blue);
  color: var(--white);
}

.hero-image,
.hero-overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  inset: 0;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(
      90deg,
      rgba(11, 28, 38, 0.92) 0%,
      rgba(11, 28, 38, 0.7) 48%,
      rgba(11, 28, 38, 0.28) 100%
    ),
    linear-gradient(
      0deg,
      rgba(11, 28, 38, 0.62),
      transparent 45%
    );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: 6rem 8rem;
}

.hero-content h1 {
  max-width: 900px;
  margin-bottom: 1.6rem;
  color: var(--white);
}

.hero-description {
  max-width: 620px;
  margin-bottom: 2.2rem;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.scroll-indicator {
  position: absolute;
  z-index: 2;
  bottom: 2rem;
  left: 50%;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

/* Statistics */

.statistics-section {
  border-bottom: 1px solid var(--border);
  background: var(--white);
  padding-block: 3rem;
}

.statistics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.statistic {
  display: grid;
  min-height: 110px;
  align-content: center;
  border-right: 1px solid var(--border);
  padding: 1rem 2rem;
}

.statistic:first-child {
  border-left: 1px solid var(--border);
}

.statistic strong {
  color: var(--steel-blue);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
}

.statistic span {
  margin-top: 0.55rem;
  color: var(--concrete);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Company introduction */

.introduction-grid {
  display: grid;
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
  grid-template-columns: 1.05fr 0.95fr;
}

.introduction-image {
  position: relative;
  padding: 0 2.5rem 2.5rem 0;
}

.introduction-image::before {
  position: absolute;
  z-index: -1;
  right: 0;
  bottom: 0;
  width: 70%;
  height: 72%;
  background: var(--stone);
  content: "";
}

.introduction-image img {
  width: 100%;
  min-height: 560px;
  object-fit: cover;
}

.experience-badge {
  position: absolute;
  right: 0;
  bottom: 0;
  display: grid;
  width: 180px;
  min-height: 170px;
  place-content: center;
  background: var(--copper);
  color: var(--white);
  padding: 1.5rem;
}

.experience-badge strong {
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 3rem;
  line-height: 1;
}

.experience-badge span {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.4;
  text-transform: uppercase;
}

.section-content > p:not(.eyebrow) {
  max-width: 620px;
  color: var(--concrete);
}

.section-content .text-link {
  margin-top: 1rem;
}

/* Section headings */

.section-heading {
  display: grid;
  align-items: end;
  gap: 4rem;
  grid-template-columns: 1.2fr 0.8fr;
  margin-bottom: 3.5rem;
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading > p {
  max-width: 510px;
  margin-bottom: 0;
  color: var(--concrete);
}

.centered-heading {
  max-width: 760px;
  margin: 0 auto 3.5rem;
  text-align: center;
}

/* Services */

.services-preview {
  background: var(--stone);
}

.services-grid {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  grid-template-columns: repeat(3, 1fr);
}

.service-card {
  position: relative;
  min-height: 320px;
  background: var(--white);
  padding: 2.2rem;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.service-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: var(--copper);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.service-card:hover {
  z-index: 1;
  background: var(--steel-blue);
  color: var(--white);
  transform: translateY(-5px);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover h3,
.service-card:hover a {
  color: var(--white);
}

.service-card:hover p {
  color: rgba(255, 255, 255, 0.78);
}

.card-number {
  display: block;
  margin-bottom: 3rem;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
}

.service-card h3 {
  font-size: 1.55rem;
}

.service-card p {
  color: var(--concrete);
  font-size: 0.92rem;
}

.service-card a {
  position: absolute;
  bottom: 2rem;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-action {
  margin-top: 2.5rem;
  text-align: center;
}

/* Projects */

.featured-projects {
  background: var(--white);
}

.projects-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, 1fr);
}

.project-card {
  overflow: hidden;
  background: var(--charcoal);
}

.project-card a {
  position: relative;
  display: block;
  min-height: 520px;
  overflow: hidden;
}

.project-card img {
  position: absolute;
  width: 100%;
  height: 100%;
  inset: 0;
  object-fit: cover;
  transition: transform 500ms ease;
}

.project-card a::after {
  position: absolute;
  background:
    linear-gradient(
      0deg,
      rgba(10, 20, 26, 0.92),
      rgba(10, 20, 26, 0.05) 70%
    );
  content: "";
  inset: 0;
}

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

.project-card-content {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 2rem;
}

.project-card-content p {
  margin-bottom: 0.65rem;
  color: var(--copper-light);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.project-card-content h3 {
  margin-bottom: 0.45rem;
  color: var(--white);
  font-size: 1.65rem;
}

.project-card-content span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.82rem;
}

/* Process */

.process-section {
  background: var(--stone);
}

.process-grid {
  display: grid;
  list-style: none;
  grid-template-columns: repeat(4, 1fr);
}

.process-grid li {
  position: relative;
  min-height: 250px;
  border-top: 1px solid #bec4c7;
  padding: 2rem 2rem 0 0;
}

.process-grid li:not(:last-child)::after {
  position: absolute;
  top: -5px;
  right: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--copper);
  content: "";
}

.process-grid li + li {
  padding-left: 2rem;
}

.process-grid span {
  display: block;
  margin-bottom: 2.5rem;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
}

.process-grid p {
  color: var(--concrete);
  font-size: 0.9rem;
}

/* Quality */

.quality-section {
  overflow: hidden;
  background: var(--steel-blue);
  color: var(--white);
  padding-block: 0;
}

.quality-grid {
  display: grid;
  align-items: stretch;
  grid-template-columns: 0.95fr 1.05fr;
}

.quality-content {
  display: grid;
  align-content: center;
  min-height: 680px;
  padding: 6rem 6rem 6rem 0;
}

.quality-content h2 {
  color: var(--white);
}

.quality-content > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.78);
}

.quality-image {
  width: calc(100% + (100vw - var(--container)) / 2);
  min-width: 100%;
}

.quality-image img {
  width: 100%;
  height: 100%;
  min-height: 680px;
  object-fit: cover;
}

.quality-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.5rem;
  list-style: none;
}

.quality-list li {
  position: relative;
  padding-left: 1.8rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
}

.quality-list li::before {
  position: absolute;
  top: 0.58rem;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--copper-light);
  content: "";
}

/* Call to action */

.call-to-action {
  background: var(--stone);
}

.call-to-action-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.call-to-action h2 {
  max-width: 780px;
  margin-bottom: 0;
}

/* Footer */

.site-footer {
  background: var(--charcoal);
  color: rgba(255, 255, 255, 0.76);
  padding-top: 5rem;
}

.footer-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  padding-bottom: 4rem;
}

.footer-brand .brand-text strong {
  color: var(--white);
}

.footer-brand .brand-text small {
  color: rgba(255, 255, 255, 0.68);
}

.footer-company p {
  max-width: 360px;
  margin-top: 1.5rem;
}

.footer-heading {
  margin-bottom: 1.3rem;
  color: var(--white);
  font-family: inherit;
  font-size: 0.76rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.footer-links,
.footer-contact {
  display: grid;
  gap: 0.75rem;
  list-style: none;
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--copper-light);
}

.footer-contact p {
  margin: 0;
}

.footer-bottom {
  display: flex;
  min-height: 80px;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  font-size: 0.76rem;
}

.footer-bottom p {
  margin: 0;
}

/* Tablet and mobile navigation */

@media (max-width: 959px) {
  .menu-button {
    display: grid;
  }

  .menu-button.is-open span:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
  }

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

  .menu-button.is-open span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
  }

  .main-navigation {
    position: absolute;
    top: 100%;
    right: -20px;
    left: -20px;
    display: grid;
    max-height: calc(100vh - var(--header-height));
    align-items: stretch;
    gap: 1rem;
    overflow-y: auto;
    background: var(--white);
    border-top: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 1.5rem 20px 2rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition:
      opacity 180ms ease,
      transform 180ms ease,
      visibility 180ms ease;
    visibility: hidden;
  }

  .main-navigation.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .main-navigation ul {
    display: grid;
    align-items: stretch;
    gap: 0;
  }

  .main-navigation ul a {
    min-height: 52px;
    border-bottom: 1px solid var(--border);
  }

  .main-navigation ul a::after {
    bottom: 0;
  }

  .header-button {
    width: 100%;
  }

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

  .statistic:nth-child(3) {
    border-left: 1px solid var(--border);
  }

  .statistic:nth-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }

  .introduction-grid,
  .quality-grid {
    grid-template-columns: 1fr;
  }

  .introduction-image {
    max-width: 720px;
  }

  .section-heading {
    gap: 1.5rem;
    grid-template-columns: 1fr;
  }

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

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

  .project-card:last-child {
    grid-column: 1 / -1;
  }

  .process-grid {
    gap: 2rem 0;
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid li {
    min-height: 210px;
  }

  .quality-content {
    min-height: auto;
    padding: 5rem 0;
  }

  .quality-image {
    width: 100%;
  }

  .quality-image img {
    min-height: 520px;
  }

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

/* Small screens */

@media (max-width: 640px) {
  :root {
    --header-height: 74px;
  }

  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .section {
    padding-block: 4.5rem;
  }

  .topbar-content {
    justify-content: center;
    text-align: center;
  }

  .topbar-contact {
    display: none;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .brand-text strong {
    font-size: 1rem;
  }

  .brand-text small {
    font-size: 0.56rem;
  }

  .main-navigation {
    right: -16px;
    left: -16px;
    padding-inline: 16px;
  }

  .hero {
    min-height: 720px;
  }

  .hero-overlay {
    background:
      linear-gradient(
        0deg,
        rgba(11, 28, 38, 0.92),
        rgba(11, 28, 38, 0.48)
      );
  }

  .hero-content {
    padding-block: 5rem 8rem;
  }

  .hero-content h1 {
    font-size: clamp(3.1rem, 15vw, 4.5rem);
  }

  .hero-actions {
    display: grid;
  }

  .hero-actions .button {
    width: 100%;
  }

  .scroll-indicator {
    white-space: nowrap;
  }

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

  .statistic {
    min-height: 120px;
    padding: 1rem;
  }

  .statistic span {
    font-size: 0.65rem;
  }

  .introduction-image {
    padding: 0 1.4rem 1.4rem 0;
  }

  .introduction-image img {
    min-height: 430px;
  }

  .experience-badge {
    width: 145px;
    min-height: 140px;
    padding: 1.2rem;
  }

  .experience-badge strong {
    font-size: 2.4rem;
  }

  .services-grid,
  .projects-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 300px;
  }

  .project-card:last-child {
    grid-column: auto;
  }

  .project-card a {
    min-height: 460px;
  }

  .process-grid {
    gap: 0;
  }

  .process-grid li,
  .process-grid li + li {
    min-height: auto;
    padding: 2rem 0;
  }

  .process-grid li:not(:last-child)::after {
    right: auto;
    left: 0;
  }

  .quality-content {
    padding-block: 4.5rem;
  }

  .quality-image img {
    min-height: 420px;
  }

  .call-to-action-content {
    display: grid;
  }

  .call-to-action-content .button {
    width: 100%;
  }

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

  .footer-bottom {
    display: grid;
    align-content: center;
    justify-content: start;
    padding-block: 1.3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}







/*********************** About page *********************/

.page-hero {
  position: relative;
  display: grid;
  min-height: 580px;
  align-items: end;
  overflow: hidden;
  background: var(--steel-blue);
  color: var(--white);
}

.page-hero-image,
.page-hero-overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  inset: 0;
}

.page-hero-image {
  object-fit: cover;
}

.page-hero-overlay {
  background:
    linear-gradient(
      90deg,
      rgba(11, 28, 38, 0.94),
      rgba(11, 28, 38, 0.62) 55%,
      rgba(11, 28, 38, 0.28)
    ),
    linear-gradient(
      0deg,
      rgba(11, 28, 38, 0.7),
      transparent 55%
    );
}

.page-hero-content {
  position: relative;
  z-index: 1;
  padding-block: 7rem 5rem;
}

.page-hero-content h1 {
  max-width: 850px;
  margin-bottom: 1.4rem;
  color: var(--white);
  font-size: clamp(3.3rem, 7vw, 6rem);
}

.page-hero-content > p:last-child {
  max-width: 620px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.08rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 3rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.breadcrumb a:hover {
  color: var(--copper-light);
}

/* Company story */

.story-grid {
  display: grid;
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
  grid-template-columns: 0.9fr 1.1fr;
}

.story-content > p:not(.eyebrow) {
  color: var(--concrete);
}

.story-image {
  position: relative;
  padding: 2rem 0 0 2rem;
}

.story-image::before {
  position: absolute;
  z-index: -1;
  top: 0;
  left: 0;
  width: 72%;
  height: 75%;
  background: var(--stone);
  content: "";
}

.story-image img {
  width: 100%;
  min-height: 570px;
  object-fit: cover;
}

/* Mission and vision */

.mission-section {
  background: var(--stone);
}

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

.mission-card {
  min-height: 500px;
  background: var(--white);
  padding: clamp(2.5rem, 5vw, 5rem);
}

.mission-card .card-number {
  margin-bottom: 5rem;
}

.mission-card h2 {
  font-size: clamp(2.2rem, 4vw, 3.8rem);
}

.mission-card > p:last-child {
  color: var(--concrete);
}

.mission-card-dark {
  background: var(--steel-blue);
  color: var(--white);
}

.mission-card-dark h2 {
  color: var(--white);
}

.mission-card-dark > p:last-child {
  color: rgba(255, 255, 255, 0.78);
}

/* Values */

.centered-heading > p:not(.eyebrow) {
  color: var(--concrete);
}

.values-grid {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  grid-template-columns: repeat(3, 1fr);
}

.value-card {
  min-height: 260px;
  background: var(--white);
  padding: 2rem;
  transition:
    background-color 180ms ease,
    transform 180ms ease;
}

.value-card:hover {
  z-index: 1;
  background: var(--stone);
  transform: translateY(-4px);
}

.value-card > span {
  display: block;
  margin-bottom: 3rem;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
}

.value-card p {
  margin-bottom: 0;
  color: var(--concrete);
  font-size: 0.9rem;
}

/* Safety and quality commitment */

.commitment-section {
  background: var(--stone);
}

.commitment-grid {
  display: grid;
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
  grid-template-columns: 1.05fr 0.95fr;
}

.commitment-image img {
  width: 100%;
  min-height: 650px;
  object-fit: cover;
}

.commitment-content > p:not(.eyebrow) {
  color: var(--concrete);
}

.commitment-list {
  display: grid;
  gap: 0;
  margin-top: 2rem;
  list-style: none;
}

.commitment-list li {
  position: relative;
  display: grid;
  border-top: 1px solid #c8cdcf;
  padding: 1.3rem 0 1.3rem 2rem;
}

.commitment-list li:last-child {
  border-bottom: 1px solid #c8cdcf;
}

.commitment-list li::before {
  position: absolute;
  top: 1.8rem;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--copper);
  content: "";
}

.commitment-list strong {
  color: var(--charcoal);
}

.commitment-list span {
  margin-top: 0.25rem;
  color: var(--concrete);
  font-size: 0.88rem;
}

/* Leadership */

.leadership-section {
  background: var(--white);
}

.leadership-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, 1fr);
}

.team-member {
  display: grid;
  min-height: 320px;
  align-content: space-between;
  background: var(--stone);
  border-bottom: 4px solid var(--copper);
  padding: 2rem;
}

.member-initials {
  display: grid;
  width: 110px;
  height: 110px;
  place-items: center;
  border-radius: 50%;
  background: var(--steel-blue);
  color: var(--white);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.team-member h3 {
  margin-bottom: 0.3rem;
  font-size: 1.55rem;
}

.team-member p {
  margin-bottom: 0;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* About page responsive styles */

@media (max-width: 959px) {
  .story-grid,
  .commitment-grid {
    grid-template-columns: 1fr;
  }

  .story-content {
    max-width: 720px;
  }

  .story-image,
  .commitment-image {
    max-width: 760px;
  }

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

  .mission-card {
    min-height: auto;
  }

  .mission-card .card-number {
    margin-bottom: 3rem;
  }

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

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

  .team-member:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .page-hero {
    min-height: 530px;
  }

  .page-hero-content {
    padding-block: 5rem 4rem;
  }

  .page-hero-content h1 {
    font-size: clamp(3rem, 14vw, 4.3rem);
  }

  .breadcrumb {
    margin-bottom: 2rem;
  }

  .story-image {
    padding: 1.2rem 0 0 1.2rem;
  }

  .story-image img,
  .commitment-image img {
    min-height: 430px;
  }

  .mission-card {
    padding: 2.3rem 1.5rem;
  }

  .values-grid,
  .leadership-grid {
    grid-template-columns: 1fr;
  }

  .value-card {
    min-height: 230px;
  }

  .team-member,
  .team-member:last-child {
    grid-column: auto;
  }
}





/********************* Services page ******************/

.services-navigation {
  position: sticky;
  z-index: 500;
  top: var(--header-height);
  overflow-x: auto;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 8px 25px rgba(21, 27, 31, 0.05);
}

.services-navigation ul {
  display: flex;
  min-width: max-content;
  align-items: center;
  justify-content: center;
  list-style: none;
}

.services-navigation a {
  display: grid;
  min-height: 62px;
  place-items: center;
  border-right: 1px solid var(--border);
  padding-inline: 1.5rem;
  color: #414b51;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition:
    background-color 180ms ease,
    color 180ms ease;
}

.services-navigation li:first-child a {
  border-left: 1px solid var(--border);
}

.services-navigation a:hover,
.services-navigation a:focus-visible {
  background: var(--steel-blue);
  color: var(--white);
}

.services-introduction .section-heading {
  margin-bottom: 0;
}

.service-detail {
  scroll-margin-top: calc(var(--header-height) + 70px);
  background: var(--white);
  padding-block: clamp(5rem, 9vw, 8rem);
}

.service-detail-alternate {
  background: var(--stone);
}

.service-detail-grid {
  display: grid;
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
  grid-template-columns: 1.05fr 0.95fr;
}

.service-detail-alternate .service-detail-image {
  order: 2;
}

.service-detail-image {
  position: relative;
  padding: 0 2rem 2rem 0;
}

.service-detail-image::after {
  position: absolute;
  z-index: -1;
  right: 0;
  bottom: 0;
  width: 72%;
  height: 72%;
  background: var(--copper);
  content: "";
  opacity: 0.12;
}

.service-detail-image img {
  width: 100%;
  min-height: 610px;
  object-fit: cover;
}

.service-detail-content {
  max-width: 570px;
}

.service-number {
  margin-bottom: 3.5rem;
  color: var(--copper);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1;
}

.service-detail-content > p:not(
  .eyebrow,
  .service-number
) {
  color: var(--concrete);
}

.service-detail-content h3 {
  margin-top: 2rem;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.service-features {
  display: grid;
  gap: 0;
  margin: 1.2rem 0 2.2rem;
  list-style: none;
}

.service-features li {
  position: relative;
  border-top: 1px solid var(--border);
  padding: 0.9rem 0 0.9rem 1.8rem;
  color: #384147;
  font-weight: 700;
}

.service-features li:last-child {
  border-bottom: 1px solid var(--border);
}

.service-features li::before {
  position: absolute;
  top: 1.42rem;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--copper);
  content: "";
}

/* Frequently asked questions */

.faq-section {
  background: var(--white);
}

.faq-layout {
  display: grid;
  align-items: start;
  gap: clamp(3rem, 8vw, 7rem);
  grid-template-columns: 0.8fr 1.2fr;
}

.faq-layout > div:first-child {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}

.faq-list {
  border-top: 1px solid var(--border);
}

.faq-list details {
  border-bottom: 1px solid var(--border);
}

.faq-list summary {
  position: relative;
  min-height: 88px;
  padding: 1.8rem 3.5rem 1.8rem 0;
  color: var(--charcoal);
  cursor: pointer;
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 0.5rem;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--border);
  color: var(--copper);
  content: "+";
  font-family: Arial, sans-serif;
  font-size: 1.4rem;
  transform: translateY(-50%);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  max-width: 680px;
  margin: 0;
  padding: 0 3rem 1.8rem 0;
  color: var(--concrete);
}

/* Services page responsive styles */

@media (max-width: 959px) {
  .services-navigation ul {
    justify-content: flex-start;
  }

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

  .service-detail-alternate .service-detail-image {
    order: 0;
  }

  .service-detail-image {
    max-width: 760px;
  }

  .service-detail-content {
    max-width: 720px;
  }

  .faq-layout {
    grid-template-columns: 1fr;
  }

  .faq-layout > div:first-child {
    position: static;
  }
}

@media (max-width: 640px) {
  .services-navigation a {
    min-height: 56px;
    padding-inline: 1rem;
    font-size: 0.65rem;
  }

  .service-detail {
    padding-block: 4.5rem;
  }

  .service-detail-image {
    padding: 0 1rem 1rem 0;
  }

  .service-detail-image img {
    min-height: 430px;
  }

  .service-number {
    margin-bottom: 2.5rem;
    font-size: 2.8rem;
  }

  .service-detail-content .button {
    width: 100%;
  }

  .faq-list summary {
    min-height: 80px;
    padding-right: 3rem;
    font-size: 1.05rem;
  }

  .faq-list details p {
    padding-right: 0;
  }
}





/********************* Projects page *******************/
/* Screen-reader-only content */

.screen-reader-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Projects page */

.projects-introduction .section-heading {
  margin-bottom: 0;
}

.projects-gallery-section {
  background: var(--stone);
  padding-block: 0 clamp(5rem, 9vw, 8rem);
}

.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.project-filter {
  min-height: 46px;
  border: 1px solid #bfc5c8;
  border-radius: var(--radius);
  background: transparent;
  color: #3f494f;
  cursor: pointer;
  padding: 0.7rem 1.2rem;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.project-filter:hover {
  border-color: var(--steel-blue);
  transform: translateY(-2px);
}

.project-filter.is-active {
  border-color: var(--steel-blue);
  background: var(--steel-blue);
  color: var(--white);
}

.project-gallery-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, 1fr);
}

.project-gallery-card {
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 14px 40px rgba(21, 27, 31, 0.07);
}

.project-gallery-card[hidden] {
  display: none;
}

.project-gallery-image {
  height: 480px;
  overflow: hidden;
  background: #d5d9da;
}

.project-gallery-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.project-gallery-card:hover .project-gallery-image img {
  transform: scale(1.04);
}

.project-gallery-content {
  padding: 2rem;
}

.project-gallery-content > p {
  margin-bottom: 0.7rem;
  color: var(--copper);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.project-gallery-content h2 {
  margin-bottom: 1.5rem;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.project-gallery-content dl {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
  margin: 0;
  border-top: 1px solid var(--border);
  padding-top: 1.3rem;
}

.project-gallery-content dl div {
  display: grid;
  gap: 0.15rem;
}

.project-gallery-content dt {
  color: var(--concrete);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.project-gallery-content dd {
  margin: 0;
  color: var(--charcoal);
  font-size: 0.9rem;
  font-weight: 700;
}

/* Project principles */

.project-principles {
  background: var(--white);
}

.principles-grid {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  grid-template-columns: repeat(3, 1fr);
}

.principles-grid article {
  min-height: 300px;
  background: var(--white);
  padding: 2.2rem;
}

.principles-grid article > span {
  display: block;
  margin-bottom: 4rem;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
}

.principles-grid h3 {
  font-size: 1.5rem;
}

.principles-grid p {
  margin-bottom: 0;
  color: var(--concrete);
  font-size: 0.9rem;
}

/* Projects page responsive styles */

@media (max-width: 959px) {
  .project-gallery-image {
    height: 400px;
  }

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

  .principles-grid article {
    min-height: auto;
  }

  .principles-grid article > span {
    margin-bottom: 2.5rem;
  }
}

@media (max-width: 700px) {
  .project-filters {
    justify-content: flex-start;
  }

  .project-gallery-grid {
    grid-template-columns: 1fr;
  }

  .project-gallery-image {
    height: 430px;
  }
}

@media (max-width: 480px) {
  .project-filter {
    flex: 1 1 calc(50% - 0.7rem);
  }

  .project-filter:first-child {
    flex-basis: 100%;
  }

  .project-gallery-image {
    height: 330px;
  }

  .project-gallery-content {
    padding: 1.5rem;
  }
}







/******************** Contact page *******************/

.contact-section {
  background: var(--stone);
}

.contact-layout {
  display: grid;
  align-items: start;
  gap: clamp(3rem, 7vw, 6rem);
  grid-template-columns: 0.8fr 1.2fr;
}

.contact-information {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}

.contact-information h2 {
  font-size: clamp(2.4rem, 4vw, 4rem);
}

.contact-introduction {
  color: var(--concrete);
}

.contact-details {
  margin-top: 2.5rem;
  border-top: 1px solid #c7ccce;
}

.contact-details > div {
  display: grid;
  gap: 0.3rem;
  border-bottom: 1px solid #c7ccce;
  padding-block: 1.2rem;
}

.contact-details span {
  color: var(--concrete);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-details a,
.contact-details p {
  margin: 0;
  color: var(--charcoal);
  font-size: 0.95rem;
  font-weight: 700;
}

.contact-details a:hover {
  color: var(--copper);
}

.response-note {
  margin-top: 2rem;
  background: var(--steel-blue);
  padding: 1.7rem;
  color: var(--white);
}

.response-note strong {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.response-note p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.88rem;
}

/* Quotation form */

.quotation-form-wrapper {
  background: var(--white);
  box-shadow: 0 18px 55px rgba(21, 27, 31, 0.08);
  padding: clamp(2rem, 5vw, 4rem);
}

.form-heading {
  margin-bottom: 2.5rem;
  color: var(--charcoal);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 900;
  line-height: 1.1;
}

.quotation-form {
  display: grid;
  gap: 1.5rem;
}

.form-row {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, 1fr);
}

.form-field {
  display: grid;
  align-content: start;
}

.form-field label {
  margin-bottom: 0.55rem;
  color: var(--charcoal);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid #b9c0c3;
  border-radius: 0;
  background: #fafafa;
  color: var(--charcoal);
  padding: 0.95rem 1rem;
  font: inherit;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.form-field input,
.form-field select {
  min-height: 54px;
}

.form-field textarea {
  min-height: 170px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #7b858a;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--copper);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(168, 94, 42, 0.13);
}

.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea {
  border-color: #a52b2b;
  background: #fffafa;
}

.field-error {
  min-height: 1.1rem;
  margin-top: 0.35rem;
  color: #a52b2b;
  font-size: 0.75rem;
}

.quotation-form .button {
  width: fit-content;
  margin-top: 0.3rem;
}

.form-disclaimer {
  margin: 0;
  color: var(--concrete);
  font-size: 0.76rem;
}

.form-success {
  border-left: 4px solid var(--copper);
  background: #edf3ef;
  padding: 1.3rem;
  color: #263d31;
}

.form-success[hidden] {
  display: none;
}

.form-success strong {
  display: block;
  margin-bottom: 0.3rem;
}

.form-success p {
  margin: 0;
  color: #4e6257;
  font-size: 0.86rem;
}

/* Service regions */

.service-regions {
  background: var(--white);
}

.region-grid {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  grid-template-columns: repeat(3, 1fr);
}

.region-grid article {
  min-height: 280px;
  background: var(--white);
  padding: 2.2rem;
}

.region-grid article > span {
  display: block;
  margin-bottom: 4rem;
  color: var(--copper);
  font-size: 0.75rem;
  font-weight: 800;
}

.region-grid h3 {
  font-size: 1.5rem;
}

.region-grid p {
  margin: 0;
  color: var(--concrete);
  font-size: 0.9rem;
}

/* Enquiry process */

.enquiry-process {
  background: var(--steel-blue);
  color: var(--white);
}

.enquiry-process .section-heading h2 {
  color: var(--white);
}

.enquiry-process .section-heading > p {
  color: rgba(255, 255, 255, 0.72);
}

.enquiry-process-grid {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.17);
  list-style: none;
  grid-template-columns: repeat(4, 1fr);
}

.enquiry-process-grid li {
  min-height: 300px;
  background: var(--steel-blue);
  padding: 2rem;
}

.enquiry-process-grid span {
  display: block;
  margin-bottom: 4rem;
  color: var(--copper-light);
  font-size: 0.75rem;
  font-weight: 800;
}

.enquiry-process-grid h3 {
  color: var(--white);
  font-size: 1.35rem;
}

.enquiry-process-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
}

/* Contact page responsive styles */

@media (max-width: 959px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .contact-information {
    position: static;
    max-width: 720px;
  }

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

  .region-grid article {
    min-height: auto;
  }

  .region-grid article > span {
    margin-bottom: 2.5rem;
  }

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

@media (max-width: 640px) {
  .quotation-form-wrapper {
    padding: 2rem 1.3rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .quotation-form .button {
    width: 100%;
  }

  .enquiry-process-grid {
    grid-template-columns: 1fr;
  }

  .enquiry-process-grid li {
    min-height: auto;
  }

  .enquiry-process-grid span {
    margin-bottom: 2.5rem;
  }
}