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

/* Fonts and Colors */
body {
  font-family: Arial, sans-serif;
  color: #fff;
  background-color: #0b1c48;
}

/* Navigation */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #001233;
  padding: 1rem 2rem;
  position: fixed;
  width: 100%;
  z-index: 10;
}

.navbar .logo {
  font-weight: bold;
  font-size: 1.5rem;
  color: #fff;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: white;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #00aaff;
}

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.background-video {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  top: 50%;
  transform: translateY(-50%);
  color: white;
  background: rgba(0, 0, 0, 0.5);
  padding: 2rem;
}
.hero-static {
  height: 60vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-static::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4); /* filtre sombre */
  z-index: 1;
}

.hero-static .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
  background: rgba(11, 28, 72, 0.6);
  padding: 2rem;
  border-radius: 12px;
}

/* Presentation Blocks */
.presentation {
  padding: 4rem 2rem;
  background-color: #f4f4f4;
  color: #111;
}

.content-block {
  display: flex;
  align-items: center;
  margin-bottom: 3rem;
  gap: 2rem;
  flex-wrap: wrap;
}

.content-block.reverse {
  flex-direction: row-reverse;
}

.content-block img {
  width: 100%;
  max-width: 500px;
  border-radius: 12px;
}

.content-block .text {
  max-width: 500px;
}

.content-block .btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.8rem 1.5rem;
  background: #0b1c48;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s;
}

.content-block .btn:hover {
  background: #0055aa;
}

.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  background-color: #0b1c48;
  color: white;
  border: none;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease;
}
.btn:hover {
  background-color: #102861;
}


/* Footer */
footer {
  background: #001233;
  padding: 2rem;
  color: white;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}

.footer-logo img {
  width: 120px;
}

.footer-search input {
  padding: 0.5rem;
  border: none;
  border-radius: 4px 0 0 4px;
}

.footer-search button {
  padding: 0.5rem;
  border: none;
  background: #00aaff;
  color: white;
  border-radius: 0 4px 4px 0;
  cursor: pointer;
}

.footer-socials a,
.footer-nav a {
  display: block;
  color: white;
  text-decoration: none;
  margin-top: 0.5rem;
}

.footer-socials a:hover,
.footer-nav a:hover {
  color: #00aaff;
}

.footer-bottom {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.9rem;
}