:root {
  --blue-primary: #006f9e;
  --teal-secondary: #009b83;
  --blue-deep: #0b3045;
  --gray-light: #f4f6f7;
  --text-dark: #0b3045;
  --text-muted: #4c5d69;
  --white: #ffffff;
  --shadow: 0 20px 40px rgba(11, 48, 69, 0.12);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
}

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

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

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

.section {
  padding: 90px 0;
}

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

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--teal-secondary);
  margin-bottom: 16px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}

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

.button.primary:hover {
  background: #00af97;
}

.button.ghost {
  border-color: var(--teal-secondary);
  color: var(--teal-secondary);
  background: transparent;
}

.button.ghost:hover {
  background: rgba(0, 155, 131, 0.08);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 10px 30px rgba(11, 48, 69, 0.08);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  gap: 24px;
}

.logo img {
  height: 48px;
}

.main-nav {
  display: flex;
  gap: 24px;
  font-weight: 500;
  color: var(--text-muted);
}

.main-nav a,
.nav-dropdown span {
  cursor: pointer;
  transition: color 0.3s ease;
}

.main-nav a:hover,
.nav-dropdown span:hover {
  color: var(--blue-primary);
}

.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 28px;
  left: 0;
  background: var(--white);
  border-radius: 16px;
  padding: 12px 16px;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
  gap: 8px;
  min-width: 180px;
}

.nav-dropdown:hover .dropdown-menu {
  display: flex;
}

.hero {
  padding: 120px 0 90px;
  background: linear-gradient(130deg, rgba(0, 111, 158, 0.08), rgba(0, 155, 131, 0.05));
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.4rem, 3vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-text p {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-card {
  position: relative;
  border-radius: 32px;
  background: var(--blue-deep);
  color: var(--white);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(0, 155, 131, 0.65), rgba(11, 48, 69, 0.9));
  opacity: 0.9;
}

.hero-card-content {
  position: relative;
  padding: 40px;
}

.hero-card h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.hero-stats {
  display: flex;
  gap: 24px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.hero-stats strong {
  font-size: 1.8rem;
  display: block;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
  align-items: center;
}

.split-text h2 {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.split-text p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.checklist {
  list-style: none;
  display: grid;
  gap: 12px;
  color: var(--text-muted);
}

.checklist li::before {
  content: "✔";
  margin-right: 12px;
  color: var(--teal-secondary);
  font-weight: 700;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
}

.models-list {
  display: grid;
  gap: 28px;
}

.model-row {
  display: grid;
  grid-template-columns: minmax(220px, 360px) 1fr;
  gap: 32px;
  align-items: center;
  background: var(--white);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.model-row.reverse {
  grid-template-columns: 1fr minmax(220px, 360px);
}

.model-row.reverse .model-media {
  order: 2;
}

.model-media img {
  border-radius: 18px;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.model-content h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
}

.model-content p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: center;
}

.card-grid .service-card {
  flex: 1 1 calc(33.333% - 28px);
  max-width: 360px;
}

.service-card {
  background: var(--white);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.service-card:hover {
  border-color: var(--teal-secondary);
  transform: translateY(-6px);
}

.service-card h3 {
  margin-top: 20px;
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.service-card p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.tag {
  display: inline-block;
  background: rgba(0, 155, 131, 0.1);
  color: var(--teal-secondary);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 111, 158, 0.12);
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--blue-primary);
  margin-bottom: 16px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
}

.contact-info {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.contact-form {
  background: var(--white);
  padding: 32px;
  border-radius: 24px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 16px;
}

.contact-form label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  display: grid;
  gap: 8px;
}

.contact-form input,
.contact-form textarea {
  border: 1px solid #dbe3e6;
  border-radius: 12px;
  padding: 12px 14px;
  font-family: inherit;
}

.site-footer {
  background: var(--blue-deep);
  color: var(--white);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
}

.footer-logo {
  height: 48px;
  margin-bottom: 16px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.78);
  display: block;
  margin-bottom: 8px;
}

.footer-bottom {
  text-align: center;
  margin-top: 32px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 1024px) {
  .card-grid .service-card {
    flex: 1 1 calc(50% - 28px);
  }

  .model-row,
  .model-row.reverse {
    grid-template-columns: 1fr;
  }

  .model-row.reverse .model-media {
    order: 0;
  }
}

@media (max-width: 680px) {
  .card-grid .service-card {
    flex: 1 1 100%;
  }
}

@media (max-width: 900px) {
  .main-nav {
    display: none;
  }
}

@media (max-width: 600px) {
  .header-content {
    flex-direction: column;
  }

  .hero {
    padding: 90px 0 60px;
  }

  .section {
    padding: 70px 0;
  }
}