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

body {
  font-family: Arial, sans-serif;
  color: #ffffff;
  background-color: #0d0d0d;
  overflow-x: hidden;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  z-index: 10;
}

.header h1 {
  font-size: 1.5rem;
}

.nav a {
  color: #ccc;
  text-decoration: none;
  margin: 0 15px;
  transition: color 0.3s;
}

.nav a:hover {
  color: #0077ff;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 100px 50px 50px;
  background: linear-gradient(135deg, #0f0f0f 0%, #1f1f1f 100%);
  overflow: hidden;
  position: relative;
  min-height: 100vh;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent 60%);
  transform: rotate(30deg);
}

.hero-content h2 {
  font-size: 2.5rem;
  color: #f9f9f9;
}

.hero-content p {
  color: #d3d3d3;
  margin: 20px 0;
}

.hero .btn-primary {
  background-color: #0077ff;
  padding: 15px 30px;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s, transform 0.3s;
}

.hero .btn-primary:hover {
  background-color: #005fcb;
  transform: scale(1.05);
}

.hero-image {
  width: 40%;
  max-width: 500px;
  transition: transform 0.5s;
}

.hero-image:hover {
  transform: rotate(3deg) scale(1.05);
}

.features {
  padding: 50px;
  text-align: center;
  background: #222;
  transition: background 0.3s;
}

.features h3 {
  font-size: 2rem;
  margin-bottom: 30px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.7s ease-out;
}

.feature h4 {
  font-size: 1.5rem;
  color: #f0f0f0;
}

.feature p {
  color: #cccccc;
}

.footer {
  padding: 20px;
  text-align: center;
  background: #333;
}

.footer h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.footer p {
  color: #bfbfbf;
}