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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f8f9fa;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffd700;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: white;
  margin: 3px 0;
  transition: 0.3s;
}

main {
  min-height: calc(100vh - 140px);
}

.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 600"><rect fill="%23667eea" width="1000" height="600"/><circle fill="%23764ba2" cx="200" cy="150" r="80" opacity="0.3"/><circle fill="%23f093fb" cx="800" cy="400" r="120" opacity="0.2"/></svg>');
  background-size: cover;
  background-position: center;
  color: white;
  text-align: center;
  padding: 8rem 0;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  background: #ffd700;
  color: #333;
  padding: 12px 30px;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background: #ffed4e;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #333;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature {
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease;
}

.feature:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-size: 1.5rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.gallery-item {
  background: #ddd;
  aspect-ratio: 1;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  font-weight: bold;
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: scale(1.05);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
}

.form-group textarea {
  height: 120px;
  resize: vertical;
}

footer {
  background: #333;
  color: white;
  text-align: center;
  padding: 2rem 0;
}

.hidden {
  display: none;
}

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

  .nav-links {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(102, 126, 234, 0.95);
    flex-direction: column;
    justify-content: start;
    align-items: center;
    padding-top: 2rem;
    transition: right 0.3s ease;
  }

  .nav-links.active {
    right: 0;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 2rem;
  }
}