:root {
  --ink: #111827;
  --muted: #667085;
  --paper: #fbfcfd;
  --line: #d9e1e8;
  --teal: #0d9488;
  --teal-dark: #0f766e;
  --coral: #f9735b;
  --white: #ffffff;
  --charcoal: #101820;
  --shadow: 0 18px 44px rgba(16, 24, 32, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.6;
}

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

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
  padding: 0 clamp(20px, 5vw, 72px);
  color: var(--white);
  background: linear-gradient(180deg, rgba(8, 13, 18, 0.78), rgba(8, 13, 18, 0.36));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  color: var(--white);
  background: rgba(8, 13, 18, 0.9);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(16, 24, 32, 0.08);
}

.brand,
.site-nav {
  display: flex;
  align-items: center;
}

.brand {
  width: 190px;
  height: 56px;
  padding: 0;
  border-radius: 0;
}

.brand img {
  display: block;
  width: 100%;
  height: 100%;
}

.site-nav {
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
}

.site-nav a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 8px;
  opacity: 0.9;
  transition: background 160ms ease, color 160ms ease, opacity 160ms ease;
}

.site-nav a:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.12);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid currentColor;
  border-radius: 8px;
  color: inherit;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 118px clamp(20px, 5vw, 72px) 54px;
  color: var(--white);
}

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

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

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 13, 18, 0.9) 0%, rgba(8, 13, 18, 0.72) 42%, rgba(8, 13, 18, 0.28) 100%),
    linear-gradient(0deg, rgba(8, 13, 18, 0.22), rgba(8, 13, 18, 0.06));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #5eead4;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  font-size: clamp(2.25rem, 5.3vw, 4.7rem);
  max-width: 13ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.35rem);
  max-width: 12ch;
}

h3 {
  font-size: 1.1rem;
}

.hero-text {
  width: min(660px, 100%);
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1rem, 2vw, 1.22rem);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

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

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

.button.primary:hover {
  background: var(--teal-dark);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.08);
}

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

.metrics div {
  padding: 30px clamp(20px, 5vw, 72px);
  background: var(--white);
}

.metrics strong,
.metrics span {
  display: block;
}

.metrics strong {
  margin-bottom: 6px;
  font-size: 1.1rem;
}

.metrics span,
.section-heading p,
.service-card p,
.expertise-list p,
.timeline p,
.contact-band p,
.site-footer {
  color: var(--muted);
}

.contact-details {
  display: grid;
  gap: 8px;
  margin-top: 26px;
  font-weight: 800;
}

.contact-details a {
  width: fit-content;
  color: var(--teal-dark);
}

.contact-details address {
  color: var(--muted);
  font-style: normal;
  font-weight: 600;
}

.section,
.split-section,
.contact-band {
  padding: clamp(72px, 10vw, 120px) clamp(20px, 5vw, 72px);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(240px, 460px) minmax(240px, 560px);
  gap: clamp(24px, 7vw, 92px);
  align-items: end;
  margin-bottom: 44px;
}

.section-heading p:last-child {
  margin: 0;
  font-size: 1.06rem;
}

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

.service-card {
  min-height: 250px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 1px 0 rgba(16, 24, 32, 0.02);
}

.service-card .icon {
  display: inline-grid;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  place-items: center;
  border-radius: 8px;
  color: var(--teal-dark);
  background: #dff8f4;
  font-size: 0.82rem;
  font-weight: 800;
}

.service-card p {
  margin: 14px 0 0;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(240px, 440px) 1fr;
  gap: clamp(28px, 8vw, 110px);
  color: var(--white);
  background: var(--charcoal);
}

.split-section .eyebrow {
  color: #5eead4;
}

.expertise-list {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
}

.expertise-list div {
  padding: 26px 0;
  background: var(--charcoal);
}

.expertise-list p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.method {
  background: #eef7f6;
}

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

.timeline div {
  position: relative;
  min-height: 230px;
  padding: 28px;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.timeline span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  margin-bottom: 26px;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--coral);
  font-weight: 800;
}

.timeline p {
  margin: 12px 0 0;
}

.contact-band {
  display: grid;
  grid-template-columns: minmax(240px, 520px) minmax(280px, 560px);
  gap: clamp(28px, 8vw, 96px);
  align-items: start;
  background: var(--white);
}

.contact-band h2 {
  max-width: 13ch;
}

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

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  background: #f8fafb;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 3px solid rgba(13, 148, 136, 0.18);
  border-color: var(--teal);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .button {
  width: fit-content;
  border: 0;
  cursor: pointer;
}

.form-status {
  min-height: 24px;
  margin: 0;
  font-weight: 700;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  padding: 28px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--teal-dark);
  font-weight: 800;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
}

@media (max-width: 920px) {
  .site-nav {
    position: fixed;
    top: 78px;
    color: var(--white);
    background: rgba(8, 13, 18, 0.96);
    right: 16px;
    left: 16px;
    display: none;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--ink);
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
    gap: 14px;
  }

  .nav-toggle {
    display: block;
  }

  .metrics,
  .section-heading,
  .service-grid,
  .split-section,
  .timeline,
  .contact-band {
    grid-template-columns: 1fr;
  }

  .metrics div {
    padding: 24px clamp(20px, 5vw, 72px);
  }

  .service-card,
  .timeline div {
    min-height: auto;
  }
}

@media (max-width: 620px) {
  .site-header {
    height: 72px;
  }

  .site-nav {
    top: 72px;
  }

  .brand {
    width: 170px;
    height: 50px;
  }

  .hero {
    min-height: 88vh;
    padding-top: 96px;
  }

  h1 {
    font-size: 2.45rem;
  }

  h2 {
    font-size: 2rem;
  }

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