* {
  box-sizing: border-box;
}

:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --ink: #112338;
  --muted: #617180;
  --line: #d9e2ea;
  --gold: #d8ad32;
  --gold-deep: #b98d13;
  --navy: #041b4c;
  --navy-2: #0a275f;
  --navy-3: #123670;
  --soft: #eef3fb;
  --max: 1180px;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav-wrap {
  display: flex;
  min-height: 80px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo {
  width: 72px;
  height: 58px;
  object-fit: contain;
  border-radius: 10px;
  background: var(--navy);
  padding: 3px;
  box-shadow: 0 10px 25px rgba(4, 27, 76, .12);
}

.brand strong {
  display: block;
  font-size: 1rem;
  color: var(--navy);
}

.brand span {
  display: block;
  font-size: .78rem;
  color: var(--gold-deep);
  font-weight: 700;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.main-nav a {
  text-decoration: none;
  font-size: .93rem;
  font-weight: 600;
  color: var(--navy);
}

.nav-cta {
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--navy);
  color: white !important;
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--navy);
  font-size: 1.5rem;
}

.hero {
  padding: 92px 0 78px;
  background:
    linear-gradient(135deg, rgba(4,27,76,.98), rgba(10,39,95,.96)),
    radial-gradient(circle at top right, rgba(216,173,50,.25), transparent 35%);
  color: white;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  letter-spacing: .14em;
  font-size: .75rem;
  font-weight: 800;
  color: var(--gold);
}

.hero .eyebrow,
.dark-section .eyebrow,
.contact-section .eyebrow {
  color: #f0cc6f;
}

h1, h2, h3 {
  line-height: 1.18;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.35rem, 5vw, 4.5rem);
  letter-spacing: -.04em;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -.035em;
  margin-bottom: 16px;
}

h3 {
  font-size: 1.18rem;
}

.hero-copy > p {
  max-width: 760px;
  font-size: 1.1rem;
  color: rgba(255,255,255,.84);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 32px 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  transition: .2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,.45);
  color: white;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-points span {
  font-size: .8rem;
  padding: 7px 11px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  color: rgba(255,255,255,.9);
}

.hero-card {
  padding: 28px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 18px;
  box-shadow: 0 20px 50px rgba(0,0,0,.18);
}

.hero-logo {
  display: block;
  width: min(100%, 360px);
  height: auto;
  margin: 0 auto 24px;
  border-radius: 18px;
  box-shadow: 0 14px 32px rgba(0,0,0,.25);
}

.card-label {
  font-size: .72rem;
  letter-spacing: .12em;
  font-weight: 800;
  margin-bottom: 18px;
  color: #f3d987;
}

.hero-card ul {
  margin: 0;
  padding-left: 20px;
}

.hero-card li {
  margin-bottom: 10px;
}

.availability {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.18);
  font-size: .86rem;
  color: rgba(255,255,255,.8);
}

.section {
  padding: 88px 0;
}

.intro-strip {
  padding-top: 0;
  margin-top: -34px;
}

.intro-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 32px;
  box-shadow: 0 20px 45px rgba(4,27,76,.08);
}

.intro-card h2 {
  color: var(--navy);
  margin-bottom: 10px;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.intro-card p {
  margin: 0;
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.section-heading p,
.about-copy p {
  color: var(--muted);
}

.services-grid,
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 8px 25px rgba(4,27,76,.04);
}

.service-number {
  display: block;
  margin-bottom: 28px;
  font-size: .75rem;
  font-weight: 800;
  color: var(--gold-deep);
}

.service-card h3 {
  color: var(--navy);
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: .94rem;
}

.dark-section {
  background: linear-gradient(180deg, var(--navy), var(--navy-2));
  color: white;
}

.section-heading.light p {
  color: rgba(255,255,255,.68);
}

.project-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px;
  padding: 26px;
}

.project-card p {
  color: rgba(255,255,255,.72);
  font-size: .94rem;
}

.project-type {
  display: inline-block;
  margin-bottom: 18px;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .08em;
  color: #f0cc6f;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tags span {
  font-size: .72rem;
  border: 1px solid rgba(255,255,255,.15);
  padding: 6px 9px;
  border-radius: 999px;
  color: rgba(255,255,255,.85);
}

.about-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 70px;
  align-items: start;
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 32px;
  gap: 14px;
}

.about-facts div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}

.about-facts strong,
.about-facts span {
  display: block;
}

.about-facts strong {
  font-size: 1.35rem;
  color: var(--navy);
}

.about-facts span {
  margin-top: 4px;
  font-size: .78rem;
  color: var(--muted);
}

.standards-section {
  background: #eef2fa;
}

.standards-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.standards-list span {
  padding: 10px 14px;
  border-radius: 8px;
  background: white;
  border: 1px solid var(--line);
  font-size: .84rem;
  font-weight: 700;
  color: var(--navy);
}

.contact-section {
  background: linear-gradient(180deg, var(--navy-2), var(--navy-3));
  color: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 70px;
  align-items: start;
}

.contact-grid p {
  color: rgba(255,255,255,.76);
}

.contact-card {
  background: white;
  color: var(--ink);
  padding: 28px;
  border-radius: 16px;
  box-shadow: 0 16px 35px rgba(0,0,0,.15);
}

.contact-card > div {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.contact-card span,
.contact-card strong,
.contact-card a {
  display: block;
}

.contact-card span {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: 3px;
}

.contact-card a {
  text-decoration: none;
  font-weight: 700;
  color: var(--navy);
}

.full-width {
  width: 100%;
  margin-top: 22px;
}

.site-footer {
  background: #031535;
  color: white;
  padding: 28px 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: center;
}

.site-footer p {
  margin: 3px 0 0;
  color: rgba(255,255,255,.6);
  font-size: .8rem;
}

.footer-right {
  display: flex;
  gap: 18px;
  color: rgba(255,255,255,.6);
  font-size: .78rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .main-nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    padding: 18px 20px 24px;
    background: white;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--max));
  }

  .section {
    padding: 66px 0;
  }

  .hero {
    padding: 72px 0 58px;
  }

  .services-grid,
  .portfolio-grid,
  .about-facts {
    grid-template-columns: 1fr;
  }

  .footer-wrap,
  .footer-right {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand strong {
    font-size: .88rem;
  }

  .brand span {
    font-size: .7rem;
  }

  .brand-logo {
    width: 58px;
    height: 46px;
  }
}