:root {
  --navy: #0b1f33;
  --blue: #1d6fb8;
  --sky: #eaf5ff;
  --text: #1d2935;
  --muted: #667085;
  --white: #ffffff;
  --border: #d8e2ee;
}

* {
  box-sizing: border-box;
}

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

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

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--navy);
  line-height: 1.1;
}

.logo span {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-weight: 600;
  color: var(--navy);
}

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

.btn {
  display: inline-block;
  background: var(--blue);
  color: white;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  border: 2px solid var(--blue);
}

.btn:hover {
  background: var(--navy);
  border-color: var(--navy);
}

.btn-outline {
  background: transparent;
  color: var(--blue);
}

.btn-outline:hover {
  color: white;
}

.hero {
  padding: 92px 0;
  background:
    linear-gradient(rgba(11, 31, 51, 0.72), rgba(11, 31, 51, 0.72)),
    url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
  color: white;
}

.hero-content {
  max-width: 760px;
}

.kicker {
  color: #b9dcff;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1;
}

.hero p {
  font-size: 20px;
  max-width: 650px;
  color: #edf6ff;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.section {
  padding: 76px 0;
}

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

.section-title {
  max-width: 720px;
  margin-bottom: 36px;
}

.section-title h2 {
  margin: 0 0 10px;
  font-size: clamp(30px, 4vw, 44px);
  color: var(--navy);
  line-height: 1.1;
}

.section-title p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.grid {
  display: grid;
  gap: 24px;
}

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

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

.card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 26px;
  box-shadow: 0 12px 35px rgba(11, 31, 51, 0.08);
}

.card h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 22px;
}

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

.page-hero {
  padding: 70px 0;
  background: var(--navy);
  color: white;
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(38px, 5vw, 58px);
}

.page-hero p {
  margin: 0;
  color: #d7e9fb;
  font-size: 19px;
}

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

.gallery-item {
  min-height: 240px;
  border-radius: 18px;
  overflow: hidden;
  background: linear-gradient(135deg, #dcefff, #ffffff);
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--muted);
  font-weight: 700;
  text-align: center;
  padding: 20px;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}

.placeholder-photo {
  min-height: 420px;
  border-radius: 24px;
  background:
    linear-gradient(rgba(29, 111, 184, 0.18), rgba(11, 31, 51, 0.18)),
    url("https://images.unsplash.com/photo-1473968512647-3e447244af8f?auto=format&fit=crop&w=1200&q=80");
  background-size: cover;
  background-position: center;
  box-shadow: 0 18px 45px rgba(11, 31, 51, 0.18);
}

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

.contact-box {
  background: var(--navy);
  color: white;
  border-radius: 24px;
  padding: 34px;
}

.contact-box p {
  color: #d7e9fb;
}

.form {
  display: grid;
  gap: 14px;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font: inherit;
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.footer {
  background: #071827;
  color: white;
  padding: 34px 0;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: #c9d6e2;
}

@media (max-width: 850px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 14px;
  }

  .grid-3,
  .grid-2,
  .gallery,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 72px 0;
  }

  .footer-row {
    flex-direction: column;
  }
}