:root {
  --bg-dark: #05101c;
  --bg-secondary: #091c2f;
  --accent: #2dd1c4;
  --accent-strong: #19a596;
  --text-light: #f5fbff;
  --text-muted: #9fb8cc;
  --card-bg: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
  --radius-xl: 26px;
  --radius-md: 16px;
  --radius-sm: 10px;
  font-size: 16px;
}

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

html, body {
  background: radial-gradient(circle at top, #0b253d, #040a13);
  color: var(--text-light);
  font-family: 'Inter', 'Manrope', 'Segoe UI', system-ui, -apple-system, sans-serif;
  min-height: 100%;
}

body {
  display: flex;
  flex-direction: column;
}

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

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

nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(4, 10, 19, 0.82);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

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

main {
  flex: 1;
  width: 100%;
}

.section {
  padding: 80px 24px;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(4, 10, 19, 0.9), rgba(17, 52, 77, 0.85));
  border-radius: var(--radius-xl);
  padding: 80px;
  box-shadow: var(--shadow);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1582719478250-c89cae4dc85b?auto=format&fit=crop&w=1300&q=80') center/cover;
  opacity: 0.18;
  mix-blend-mode: screen;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(45, 209, 196, 0.12);
  border: 1px solid rgba(45, 209, 196, 0.6);
  color: var(--accent);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  margin: 24px 0 16px;
  line-height: 1.1;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: 999px;
  background: var(--accent);
  color: #03121a;
  font-weight: 600;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(45, 209, 196, 0.35);
}

.grid {
  display: grid;
  gap: 28px;
}

.grid-cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  padding: 28px;
  border-radius: var(--radius-md);
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.card h3 {
  margin-bottom: 14px;
}

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

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.gallery img {
  border-radius: var(--radius-md);
  height: 220px;
  object-fit: cover;
  border: 1px solid var(--border);
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  align-items: center;
}

.info-block {
  padding: 32px;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(9, 28, 47, 0.85), rgba(3, 13, 22, 0.95));
  border: 1px solid rgba(45, 209, 196, 0.25);
}

.info-block ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-block li::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--accent);
  margin-right: 12px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-card a {
  color: var(--accent);
}

form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

input,
textarea {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text-light);
  font-size: 1rem;
  font-family: inherit;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(45, 209, 196, 0.2);
}

footer {
  margin-top: 80px;
  padding: 32px;
  text-align: center;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: rgba(3, 9, 17, 0.9);
}

@media (max-width: 768px) {
  .hero {
    padding: 48px 32px;
  }
  .nav-links {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .section {
    padding: 56px 18px;
  }
}