body {
      margin: 0;
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column;
      background: #0a84ff;
      overflow: hidden;
      font-family: Arial, sans-serif;
      color: white;
      transition: transform 1s ease-in-out;
    }

    /* ===== LOGO ===== */
    .logo {
      width: 250px;
      height: 250px;
      animation: rotateSret 2s ease-in-out 1, pop 1s ease forwards 2s;
    }

    .logo img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    @keyframes rotateSret {
      0% { transform: rotate(0deg); }
      20% { transform: rotate(100deg); }
      40% { transform: rotate(190deg); }
      60% { transform: rotate(260deg); }
      80% { transform: rotate(340deg); }
      100% { transform: rotate(360deg); }
    }

    @keyframes pop {
      0% { transform: scale(1); }
      50% { transform: scale(0.8); }
      100% { transform: scale(1.2); }
    }

    /* ===== TEKS ===== */
    .text {
      opacity: 0;
      font-size: 26px;
      font-weight: bold;
      margin-top: 20px;
      animation: fadeIn 1s ease forwards 3s;
    }

    .subtitle {
      opacity: 0;
      font-size: 16px;
      margin-top: 10px;
      color: #d0d0d0;
      animation: fadeIn 1s ease forwards 3.5s;
      text-align: center;
      line-height: 1.4em;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(20px); }
      to { opacity: 1; transform: translateY(0); }
    }

    /* ===== SEGITIGA GARIS ===== */
    .triangle {
      position: absolute;
      stroke: rgb(255, 255, 255);
      stroke-width: 2;
      fill: none;
      opacity: 0;
      stroke-dasharray: 800;
      stroke-dashoffset: 800;
      animation: draw 2s ease forwards 3s;
    }

    .t1 { top: 10%; left: 5%; width: 250px; }
    .t2 { top: 0%; right: 5%; width: 300px; }
    .t3 { bottom: 10%; left: 0%; width: 280px; }
    .t4 { bottom: 0%; right: 10%; width: 320px; }

    @keyframes draw {
      to {
        stroke-dashoffset: 0;
        opacity: 1;
      }
    }

    /* ===== HALAMAN SLIDE DOWN ===== */
    .slide-down {
      transform: translateY(100%);
    }