:root {
  --primary: #1f6f78;
  --primary-dark: #174f56;
  --accent: #f4b860;
  --bg: #f7fbfc;
  --text: #1d2a2e;
  --muted: #5b6b70;
  --white: #ffffff;
  --border: #dbe7ea;
  --shadow: 0 12px 32px rgba(16, 52, 58, 0.08);
  --radius: 18px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 20px;
}

.logo {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.nav {
  display: flex;
  gap: 22px;
  align-items: center;
}

.nav a {
  color: var(--muted);
  font-weight: 600;
  position: relative;
}

.nav a.active,
.nav a:hover {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--primary-dark);
}

.hero {
  padding: 90px 0 70px;
  background:
    linear-gradient(135deg, rgba(31, 111, 120, 0.08), rgba(244, 184, 96, 0.10)),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 34px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

h1, h2, h3, h4 {
  line-height: 1.2;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.7rem);
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  margin-bottom: 16px;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 700px;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.25s ease;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-secondary:hover {
  background: rgba(31, 111, 120, 0.08);
}

.hero-card,
.card,
.highlight-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 28px;
}

.hero-card ul,
.clean-list {
  padding-left: 18px;
  margin: 0;
}

.section {
  padding: 80px 0;
}

.section-soft {
  background: var(--bg);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

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

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  padding: 28px;
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 30px;
  align-items: start;
}

.highlight-box {
  padding: 30px;
  background: linear-gradient(180deg, #ffffff, #f7fbfc);
}

.page-banner {
  padding: 80px 0 45px;
  background:
    linear-gradient(135deg, rgba(31, 111, 120, 0.08), rgba(244, 184, 96, 0.08)),
    var(--bg);
}

.cta-strip {
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius);
  padding: 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.cta-strip p,
.cta-strip h2 {
  color: var(--white);
  margin-bottom: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
}

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

.form-group {
  display: grid;
  gap: 8px;
}

label {
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font: inherit;
  color: var(--text);
  background: #fff;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(31, 111, 120, 0.10);
}

.form-message {
  margin: 6px 0 0;
  font-weight: 600;
  color: var(--primary);
}

.site-footer {
  background: #10292d;
  color: #d5e3e6;
  padding-top: 55px;
}

.site-footer a {
  color: #d5e3e6;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 1fr;
  gap: 24px;
}

.footer-grid h4 {
  color: var(--white);
  margin-bottom: 10px;
}

.footer-grid p {
  color: #d5e3e6;
  margin: 7px 0;
}

.footer-bottom {
  padding: 18px 0 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 28px;
}

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

  .cta-strip {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    display: none;
    position: absolute;
    top: 78px;
    right: 4%;
    width: 220px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow);
    flex-direction: column;
    padding: 14px;
  }

  .nav.open {
    display: flex;
  }

  .menu-toggle {
    display: inline-block;
  }
}