:root {
  --ink: #f7f8fa;
  --muted: #c8d2de;
  --dark: #07101c;
  --panel: #0d1828;
  --panel-soft: #132033;
  --line: rgba(255, 255, 255, 0.14);
  --blue: #0759bd;
  --blue-deep: #053d86;
  --gold: #e7b72e;
  --green: #2ca66f;
  --paper: #f5f7fa;
  --text: #111827;
  --subtext: #5f6b7a;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--dark);
  color: var(--ink);
  line-height: 1.65;
}

body.intro-active {
  overflow: hidden;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  display: grid;
  grid-template-columns: auto auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
  min-height: 96px;
  padding: 10px clamp(18px, 4vw, 56px);
  background: var(--white);
  box-shadow: 0 12px 36px rgba(7, 16, 28, 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: start;
  grid-column: 1;
  width: clamp(176px, 18vw, 270px);
  height: 76px;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
  color: #1f2937;
  font-size: clamp(0.95rem, 1.05vw, 1.12rem);
  font-weight: 700;
  white-space: nowrap;
}

.nav-left {
  justify-self: start;
  grid-column: 2;
}

.nav-right {
  justify-self: start;
  grid-column: 3;
}

.main-nav a:hover {
  color: var(--blue);
}

.header-action,
.button,
.contact-form button,
.inline-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 18px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}

.header-action {
  justify-self: end;
  grid-column: 5;
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.home-page .site-header {
  background: transparent;
  box-shadow: none;
}

.home-page .main-nav {
  color: var(--white);
}

.home-page .main-nav a {
  text-shadow: 0 2px 14px rgba(7, 16, 28, 0.55);
}

.home-page .brand img {
  filter:
    drop-shadow(0 2px 5px rgba(7, 16, 28, 0.18))
    drop-shadow(0 0 1px rgba(7, 16, 28, 0.22));
}

.intro-logo {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 48%, rgba(255, 255, 255, 0.08), transparent 32%),
    rgba(7, 16, 28, 0.92);
  opacity: 1;
  visibility: visible;
  transition: opacity 620ms ease, visibility 620ms ease;
}

.intro-logo img {
  width: min(58vw, 520px);
  max-height: 42vh;
  object-fit: contain;
  filter: drop-shadow(0 12px 28px rgba(0, 0, 0, 0.28));
  transform: translateY(8px) scale(0.94);
  animation: introLogoIn 900ms ease forwards;
}

.intro-done .intro-logo {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@keyframes introLogoIn {
  to {
    transform: translateY(0) scale(1);
  }
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 132px clamp(18px, 6vw, 84px) 86px;
}

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

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

.hero-shade {
  background:
    linear-gradient(90deg, rgba(7, 16, 28, 0.08), rgba(7, 16, 28, 0.28), rgba(7, 16, 28, 0.62)),
    radial-gradient(circle at 18% 18%, rgba(44, 166, 111, 0.12), transparent 30%),
    linear-gradient(0deg, rgba(7, 16, 28, 0.38), rgba(7, 16, 28, 0.04));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(2.35rem, 5.7vw, 5.7rem);
  line-height: 1.04;
  max-width: 920px;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.55rem, 3vw, 3rem);
  line-height: 1.18;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.16rem;
  line-height: 1.3;
}

.hero-copy {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.55vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button.primary,
.contact-form button {
  background: var(--gold);
  color: #171408;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--line);
  color: var(--white);
}

.section {
  padding: clamp(64px, 9vw, 116px) clamp(18px, 6vw, 84px);
}

.section-heading {
  max-width: 860px;
  margin-bottom: 34px;
}

.section-heading.compact {
  max-width: 980px;
}

.summary,
.materials,
.values,
.cta {
  background: var(--paper);
  color: var(--text);
}

.summary p,
.sustainability p {
  max-width: 920px;
  color: var(--subtext);
  font-size: 1.08rem;
}

.read-more-card {
  display: grid;
  gap: 8px;
  max-width: 520px;
  margin-top: 30px;
  padding: 24px 26px;
  border: 1px solid #dce3eb;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 24, 39, 0.08);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.read-more-card:hover {
  border-color: rgba(7, 89, 189, 0.32);
  box-shadow: 0 20px 46px rgba(17, 24, 39, 0.12);
  transform: translateY(-2px);
}

.read-more-card span {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.read-more-card strong {
  color: var(--text);
  font-size: clamp(1.12rem, 1.8vw, 1.38rem);
  line-height: 1.35;
}

.read-more-card em {
  width: fit-content;
  margin-top: 8px;
  color: var(--gold);
  font-style: normal;
  font-weight: 800;
}

.technology,
.mission,
.partners {
  background: var(--panel);
}

.sustainability {
  background: var(--panel-soft);
}

.text-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 5vw, 72px);
  max-width: 1120px;
  color: var(--muted);
  font-size: 1.04rem;
}

.inline-link {
  margin-top: 24px;
  background: transparent;
  border-color: rgba(231, 183, 46, 0.7);
  color: var(--gold);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  min-height: 312px;
  padding: 28px;
  border: 1px solid #dce3eb;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 24, 39, 0.08);
}

.service-card span {
  display: block;
  margin-bottom: 26px;
  color: var(--blue);
  font-weight: 900;
}

.service-card p,
.value-list p,
.contact-copy p {
  color: var(--subtext);
}

.news-page {
  background: var(--paper);
  color: var(--text);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.news-card {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 300px;
  padding: 28px;
  border: 1px solid #dce3eb;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 16px 38px rgba(17, 24, 39, 0.08);
}

.news-card.featured {
  grid-column: span 2;
  background:
    linear-gradient(135deg, rgba(7, 89, 189, 0.08), transparent 58%),
    var(--white);
}

.news-card span {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.news-card h3 {
  max-width: 620px;
  color: var(--text);
  font-size: clamp(1.22rem, 2vw, 1.75rem);
}

.news-card p {
  color: var(--subtext);
}

.news-card a {
  align-self: end;
  width: fit-content;
  color: var(--gold);
  font-weight: 800;
}

.news-cta {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(260px, 1fr) auto;
  align-items: center;
  gap: clamp(24px, 4vw, 54px);
  background: var(--panel);
}

.news-cta p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.08rem;
}

.split-copy {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: clamp(28px, 6vw, 86px);
  align-items: start;
}

.split-copy p {
  color: var(--muted);
  font-size: 1.06rem;
}

.value-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.value-list article {
  padding: 26px;
  border-left: 3px solid var(--green);
  background: var(--white);
  border-radius: 8px;
  box-shadow: 0 16px 38px rgba(17, 24, 39, 0.07);
}

.cta {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(28px, 6vw, 76px);
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: #243041;
  font-weight: 700;
}

.contact-copy address {
  margin-top: 26px;
  color: #243041;
  font-style: normal;
  font-weight: 700;
  line-height: 1.6;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #d7dee8;
  border-radius: 8px;
  padding: 13px 14px;
  font: inherit;
  color: var(--text);
  background: #f8fafc;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form button {
  width: fit-content;
  min-width: 190px;
  font: inherit;
}

.form-note {
  min-height: 28px;
  margin: 0;
  color: var(--blue-deep);
  font-weight: 700;
}

.site-footer {
  padding: 54px clamp(18px, 6vw, 84px) 28px;
  background:
    linear-gradient(135deg, rgba(7, 89, 189, 0.18), transparent 42%),
    #050a12;
  color: #c8d2de;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(240px, 1.3fr) repeat(3, minmax(160px, 1fr));
  gap: clamp(28px, 4vw, 64px);
  max-width: 1240px;
  margin: 0 auto;
}

.footer-logo {
  display: inline-flex;
  width: 210px;
  height: 74px;
  padding: 8px 12px;
  background: var(--white);
  border-radius: 8px;
}

.footer-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.site-footer h2 {
  margin: 0 0 14px;
  color: var(--white);
  font-size: 0.86rem;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-footer p,
.site-footer address,
.site-footer a {
  margin: 0;
  color: #c8d2de;
  font-size: 0.95rem;
  line-height: 1.75;
}

.footer-brand p {
  max-width: 330px;
  margin-top: 18px;
}

.site-footer address {
  margin-bottom: 12px;
  font-style: normal;
}

.site-footer a {
  display: block;
  width: fit-content;
  transition: color 160ms ease, transform 160ms ease;
}

.site-footer a:hover {
  color: var(--white);
  transform: translateX(3px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  max-width: 1240px;
  margin: 42px auto 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.footer-bottom p {
  color: #91a0b2;
  font-size: 0.86rem;
}

.article-hero {
  position: relative;
  min-height: 72vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 170px clamp(18px, 6vw, 84px) 84px;
  background: #020810;
}

.article-hero-bg,
.article-hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.article-hero-bg {
  border: 0;
  pointer-events: none;
}

.video-bg {
  object-fit: cover;
}

.article-hero-shade {
  background:
    linear-gradient(90deg, rgba(2, 8, 16, 0.88), rgba(2, 8, 16, 0.46), rgba(2, 8, 16, 0.68)),
    linear-gradient(0deg, rgba(2, 8, 16, 0.76), rgba(2, 8, 16, 0.08));
}

.article-hero-content {
  position: relative;
  z-index: 1;
  max-width: 920px;
}

.article-hero-content h1 {
  max-width: 860px;
}

.article-hero-content p:not(.eyebrow) {
  max-width: 700px;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.6vw, 1.3rem);
}

.article-body {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(64px, 8vw, 104px) clamp(20px, 4vw, 44px);
  background: var(--white);
  color: var(--text);
}

.article-body .lead {
  color: #243041;
  font-size: clamp(1.18rem, 2vw, 1.42rem);
  line-height: 1.65;
}

.article-body p,
.article-body li {
  color: #384454;
  font-size: 1.06rem;
}

.article-image {
  margin: 34px 0 42px;
}

.article-image img {
  display: block;
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(17, 24, 39, 0.14);
}

.article-body h2 {
  margin-top: 48px;
  color: var(--text);
  font-size: clamp(1.55rem, 2.4vw, 2.35rem);
}

.article-body blockquote {
  margin: 36px 0;
  padding: 24px 28px;
  border-left: 4px solid var(--gold);
  background: #f6f8fb;
  color: #111827;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 800;
  line-height: 1.35;
}

.article-body ul {
  display: grid;
  gap: 10px;
  margin: 0 0 34px;
  padding-left: 22px;
}

@media (max-width: 1100px) {
  .service-grid,
  .value-list,
  .news-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 14px;
  }

  .main-nav {
    display: none;
  }

  .header-action {
    grid-column: 3;
    min-height: 40px;
    padding-inline: 12px;
    font-size: 0.86rem;
  }

  .hero {
    min-height: 88vh;
    padding-top: 110px;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(7, 16, 28, 0.58), rgba(7, 16, 28, 0.32)),
      linear-gradient(0deg, rgba(7, 16, 28, 0.42), rgba(7, 16, 28, 0.08));
  }
}

@media (max-width: 860px) {
  .text-columns,
  .split-copy,
  .cta,
  .news-cta {
    grid-template-columns: 1fr;
  }

  .news-card.featured {
    grid-column: auto;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-bottom {
    display: grid;
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: 96px;
  }

  .header-action {
    display: none;
  }

  .brand {
    width: 150px;
    height: 62px;
  }

  h1 {
    font-size: 2.25rem;
  }

  .hero-actions,
  .button,
  .contact-form button,
  .inline-link {
    width: 100%;
  }

  .service-grid,
  .value-list,
  .news-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer-logo {
    width: 180px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.intro-active {
    overflow: auto;
  }

  .intro-logo {
    display: none;
  }
}