@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@400;700&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Merriweather', serif;
}

body {
  color: white;
  background: #000;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 15px 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
}

header .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: bold;
  font-size: 18px;
  color: white;
}

header nav {
  display: flex;
  align-items: center;
  width: 100%;
}

header .menu {
  list-style: none;
  display: flex;
  gap: 30px;
  margin-left: auto;
  flex-wrap: wrap;
}

header .menu li a {
  color: white;
  text-decoration: none;
  font-size: 16px;
  transition: color 0.3s;
  white-space: nowrap;
}

header .menu li a:hover {
  color: #e6b800; 
}

.hero {
  position: relative;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

.hero video.background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 2;
}

.hero .overlay {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  padding: 0 20px;
}

.hero-content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  height: 100%;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: 80px;
  font-weight: bold;
  color: #e6b800; 
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 1px;
  color: white;
  margin-bottom: 20px;
}

.hero .btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  border: 2px solid white;
  text-decoration: none;
  color: white;
  font-weight: bold;
  transition: all 0.3s;
}

.hero .btn:hover {
  background: #e6b800;
  border-color: #e6b800;
  color: #111;
}

.realisations {
  background: #ffffff;
  color: #111;
  padding: 100px 50px;
}

.realisations-container {
  max-width: 1200px;
  margin: 0 auto;
}

.project {
  margin-bottom: 80px;
}

.project h2 {
  font-size: 32px;
  color: #e6b800; 
  margin-bottom: 10px;
}

.project .subtitle {
  font-size: 18px;
  color: #555;
  margin-bottom: 20px;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.project-gallery img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 10px;
  transition: transform 0.3s, box-shadow 0.3s;
  cursor: pointer;
}

.project-gallery img:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.project .description {
  font-size: 18px;
  line-height: 1.8;
  color: #333;
}

.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  justify-content: center;
  align-items: center;
  z-index: 2000;
  transition: opacity 0.5s ease;
}

.lightbox.show {
  display: flex;
  opacity: 1;
}

.lightbox-img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 10px;
  transform: scale(0);
  transition: transform 0.2s ease;
}

.lightbox.show .lightbox-img {
  transform: scale(1);
}

.lightbox .close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 40px;
  color: white;
  cursor: pointer;
  transition: color 0.3s;
}

.lightbox .close:hover {
  color: #e6b800;
}

.cta {
  text-align: center;
  margin-top: 60px;
}

.cta p {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 20px;
  color: #111;
}

.cta .btn {
  display: inline-block;
  padding: 15px 40px;
  background: #e6b800;
  color: #111;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
  border-radius: 5px;
  transition: all 0.3s;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}

.cta .btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: all 0.5s ease;
}

.cta .btn:hover {
  background: #d4a300;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(230, 184, 0, 0.4);
}

.cta .btn:hover::before {
  left: 100%;
}

@media (max-width: 1024px) {
  .hero-content h1 {
    font-size: 50px;
  }

  .hero-content p {
    font-size: 22px;
  }
}

@media (max-width: 768px) {
  header {
    padding: 10px 20px;
  }

  header .menu {
    gap: 15px;
  }

  header .menu li a {
    font-size: 14px;
  }

  .hero-content h1 {
    font-size: 40px;
  }

  .hero-content p {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  header .menu {
    gap: 10px;
    justify-content: center;
  }

  header .menu li a {
    font-size: 12px;
  }

  .hero-content h1 {
    font-size: 38px;
  }

  .hero-content p {
    font-size: 16px;
  }

  .hero .btn {
    padding: 10px 20px;
    font-size: 14px;
  }
}

@media (max-width: 992px) {
  .cta p {
    font-size: 20px;
    text-align: center;
  }

  .cta .btn {
    width: 100%;
    max-width: 300px;
    font-size: 16px;
  }
}