* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    body, html {
      height: 100%;
      overflow: hidden;
      font-family: 'Orbitron', sans-serif;
      color: white;
      background: black;
    }

    /* Background */
    body {
      background: url('/gambar/portfolio-landing-page.jpg') no-repeat center center/cover;
      position: relative;
    }

    /* Stars Layer */
    .stars {
      position: absolute;
      width: 100%;
      height: 100%;
      background: transparent;
      box-shadow:
        100px 200px white,
        300px 400px white,
        500px 600px white,
        700px 800px white,
        900px 100px white,
        1200px 300px white,
        1300px 700px white,
        1600px 500px white;
      animation: twinkle 5s infinite alternate;
      z-index: 0;
    }
    @keyframes twinkle {
      from { opacity: 1; }
      to { opacity: 0.5; }
    }

    /* Shooting Star */
    .shooting-star {
      position: absolute;
      top: 50px;
      left: -200px;
      width: 200px;
      height: 2px;
      background: linear-gradient(90deg, white, transparent);
      animation: shoot 5s linear infinite;
      animation-delay: 3s;
      z-index: 0;
    }
    @keyframes shoot {
      0% {
        transform: translateX(0) translateY(0);
        opacity: 1;
      }
      70% {
        transform: translateX(1200px) translateY(300px);
        opacity: 0;
      }
      100% {
        opacity: 0;
      }
    }

    /* Clouds */
    .clouds {
      position: absolute;
      top: 0;
      left: 0;
      width: 200%;
      height: 100%;
      background: url('gambar/clouds.png') repeat-x;
      background-size: cover;
      opacity: 0.3;
      animation: moveClouds 60s linear infinite;
      z-index: 1;
    }
    @keyframes moveClouds {
      from { transform: translateX(0); }
      to { transform: translateX(-50%); }
    }

    /* Hero Section */
    .hero {
      position: relative;
      z-index: 2;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      animation: fadeIn 2s ease-in-out forwards;
    }

    .hero h1 {
      font-size: 3rem;
      color: #678495;
      text-shadow: 0 0 20px rgba(102, 252, 241, 0.8);
      margin-bottom: 20px;
      animation: slideDown 1.5s ease forwards;
    }

    .hero p {
      font-size: 1.3rem;
      max-width: 600px;
      margin-bottom: 30px;
      color: #ddd;
      animation: fadeIn 2s ease forwards 0.5s;
    }

    .btn {
      padding: 12px 30px;
      font-size: 1.1rem;
      font-weight: bold;
      color: #0b0c10;
      background: #66fcf1;
      border: none;
      border-radius: 30px;
      cursor: pointer;
      transition: all 0.3s ease;
      text-decoration: none;
    }
    .btn:hover {
      background: #45a29e;
      color: white;
      box-shadow: 0 0 20px rgba(102, 252, 241, 0.8);
      transform: scale(1.05);
    }

    /* Animations */
    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }
    @keyframes slideDown {
      from { transform: translateY(-30px); opacity: 0; }
      to { transform: translateY(0); opacity: 1; }
    }