/* style.css */
:root {
  --primary-color: #2b6777;
  --secondary-color: #52ab98;
  --light-bg: #f2f2f2;
  --dark-text: #1f3e3d;
  --white: #ffffff;
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  background-color: var(--white);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1; /* Заставляет блок main занимать всё доступное пустое пространство */
}

/* Navigation */
header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
}

.logo a {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--dark-text);
  font-weight: 500;
  transition: var(--transition);
}

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

.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  width: 25px;
  height: 20px;
}

.hamburger span {
  height: 3px;
  width: 100%;
  background-color: var(--primary-color);
  border-radius: 10px;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  background:
    linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
    url("https://images.unsplash.com/photo-1469854523086-cc02fe5d8800?q=80&w=1200")
      no-repeat center center/cover;
  height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: var(--white);
  padding: 0 2rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.6);
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  max-width: 600px;
}

.btn {
  display: inline-block;
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 0.8rem 2rem;
  border: none;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: var(--transition);
  cursor: pointer;
}

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

/* Sections Globales */
.container {
  max-width: 1200px;
  padding: 4rem 2rem;
  width: 100%;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 3rem;
  color: var(--primary-color);
  position: relative;
}

.section-title::after {
  content: "";
  display: block;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
  margin: 10px auto 0;
}

/* Grilles & Cartes */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.card {
  background-color: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.card-img {
  height: 200px;
  background-size: cover;
  background-position: center;
}

.card-content {
  padding: 1.5rem;
}

.card-content h3 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

/* Formulaires */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}

.form-control {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: var(--white);
  text-align: center;
  padding: 2rem;
}

footer a {
  color: var(--secondary-color);
  text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    margin: 1rem 0;
    text-align: center;
  }

  .hero h1 {
    font-size: 2rem;
  }
}