:root {
  --ink: #122033;
  --muted: #5f6b7a;
  --light: #f5f7fb;
  --line: #dce3ec;
  --blue: #1f5f99;
  --blue-dark: #164a78;
  --navy: #0f2437;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  padding: 18px clamp(20px, 6vw, 80px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.logo {
  color: var(--navy);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 13px;
}

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

.hero {
  padding: 110px clamp(20px, 7vw, 96px);
  background:
    linear-gradient(115deg, rgba(15, 36, 55, 0.93), rgba(31, 95, 153, 0.82)),
    linear-gradient(135deg, #eff5fb, #ffffff);
  color: var(--white);
}

.hero-content {
  max-width: 900px;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #cfe4f8;
}

.page-hero {
  padding: 82px clamp(20px, 7vw, 96px);
  border-bottom: 1px solid var(--line);
  background: var(--light);
}

.page-hero .section-heading {
  margin-bottom: 0;
}

.page-hero h1,
.section-heading h1 {
  margin-bottom: 16px;
  color: var(--navy);
  font-size: clamp(38px, 4.6vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.hero h1 {
  max-width: 850px;
  margin-bottom: 22px;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.hero-copy {
  max-width: 760px;
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
}

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

.btn-primary:hover {
  background: var(--blue-dark);
}

.section {
  padding: 88px clamp(20px, 7vw, 96px);
}

.section-muted {
  background: var(--light);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 42px;
}

.section-heading.centered {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading h2 {
  margin-bottom: 16px;
  color: var(--navy);
  font-size: clamp(30px, 3.3vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.025em;
}

.section-heading p:last-child {
  color: var(--muted);
}

.intro-text {
  max-width: 860px;
  color: var(--muted);
  font-size: 17px;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.content-card,
.service-card,
.value-card,
.contact-card,
.inquiry-form {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  box-shadow: 0 12px 35px rgba(18, 32, 51, 0.06);
}

.content-card {
  padding: 28px;
}

.wide-card {
  grid-column: 1 / -1;
}

.content-card h3,
.service-card h3,
.value-card h3,
.contact-card h3 {
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 20px;
}

.content-card p,
.service-card p,
.value-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.content-card p + p,
.content-card h2 + p,
.content-card h3 + p {
  margin-top: 10px;
}

.content-card h2 {
  margin: 28px 0 10px;
  color: var(--navy);
  font-size: 24px;
}

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

.link-card {
  display: block;
  min-height: 220px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  box-shadow: 0 12px 35px rgba(18, 32, 51, 0.06);
}

.link-card:hover {
  border-color: #b9c9d9;
}

.link-card span {
  display: inline-block;
  margin-top: 22px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 700;
}

.detail-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.detail-list li {
  margin-bottom: 10px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.services-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card,
.value-card {
  padding: 28px;
}

.service-card {
  min-height: 245px;
}

.card-number {
  display: inline-block;
  margin-bottom: 36px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.industry-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.industry-list div {
  padding: 24px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  color: var(--navy);
  font-weight: 700;
  text-align: center;
}

.process-list {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--white);
}

.process-list li {
  min-height: 250px;
  padding: 28px;
  border-right: 1px solid var(--line);
}

.process-list li:last-child {
  border-right: 0;
}

.process-list span {
  display: block;
  margin-bottom: 52px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.process-list strong {
  display: block;
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 18px;
}

.process-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

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

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

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  align-items: start;
}

.contact-card,
.inquiry-form {
  padding: 30px;
}

.contact-card address {
  font-style: normal;
}

.contact-card p {
  margin-bottom: 14px;
  color: var(--muted);
}

.contact-card strong {
  color: var(--ink);
}

.contact-card a:hover,
.site-footer a:hover {
  color: var(--blue);
}

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

.inquiry-form label {
  display: grid;
  gap: 7px;
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
}

.inquiry-form input,
.inquiry-form textarea {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid #cfd8e3;
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  font-weight: 400;
}

.inquiry-form textarea {
  resize: vertical;
}

.site-footer {
  padding: 42px clamp(20px, 7vw, 96px);
  display: grid;
  grid-template-columns: 1.1fr 1.5fr auto;
  gap: 24px;
  align-items: start;
  border-top: 1px solid var(--line);
  background: var(--navy);
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
}

.site-footer strong {
  display: block;
  margin-bottom: 6px;
  color: var(--white);
  letter-spacing: 0.06em;
}

.site-footer p,
.site-footer address {
  margin: 0;
  font-style: normal;
}

.footer-links {
  display: flex;
  gap: 16px;
  justify-content: flex-end;
  white-space: nowrap;
}

.copyright {
  grid-column: 1 / -1;
  color: rgba(255, 255, 255, 0.56);
}

@media (max-width: 980px) {
  .card-grid,
  .services-grid,
  .industry-list,
  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list li:nth-child(2) {
    border-right: 0;
  }

  .process-list li {
    border-bottom: 1px solid var(--line);
  }

  .process-list li:nth-child(n + 3) {
    border-bottom: 0;
  }

  .contact-layout,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: relative;
    align-items: flex-start;
    flex-direction: column;
  }

  .main-nav {
    flex-wrap: wrap;
    gap: 12px 18px;
  }

  .hero {
    padding-top: 78px;
    padding-bottom: 82px;
  }

  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .two-column,
  .card-grid,
  .services-grid,
  .industry-list,
  .process-list {
    grid-template-columns: 1fr;
  }

  .wide-card {
    grid-column: auto;
  }

  .process-list li,
  .process-list li:nth-child(2),
  .process-list li:nth-child(n + 3) {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .process-list li:last-child {
    border-bottom: 0;
  }

  .process-list span {
    margin-bottom: 22px;
  }

  .footer-links {
    flex-direction: column;
    gap: 8px;
  }
}