:root {
    --color-bg1: rgb(108, 0, 162);
    --color-bg2: rgb(0, 17, 82);
    --color1: 18, 113, 255;
    --color2: 221, 74, 255;
    --color3: 100, 220, 255;
    --color4: 200, 50, 50;
    --color5: 180, 180, 50;
    --color-interactive: 140, 100, 255;
    --circle-size: 80%;
    --blending: hard-light;
  }
  
  @keyframes moveInCircle {
    0% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
    100% { transform: rotate(360deg); }
  }
  
  @keyframes moveVertical {
    0% { transform: translateY(-50%); }
    50% { transform: translateY(50%); }
    100% { transform: translateY(-50%); }
  }
  
  @keyframes moveHorizontal {
    0% { transform: translateX(-50%) translateY(-10%); }
    50% { transform: translateX(50%) translateY(10%); }
    100% { transform: translateX(-50%) translateY(-10%); }
  }
  
  .gradient-bg {
    width: 100vw;
    height: 100vh;
    position: fixed;
    overflow: hidden;
    background: linear-gradient(40deg, var(--color-bg1), var(--color-bg2));
    top: 0;
    left: 0;
    z-index: -1;
  }
  
  .gradient-bg svg { display: none; }
  
  .gradient-bg .gradients-container {
    filter: url(#goo) blur(40px);
    width: 100%;
    height: 100%;
  }
  
  .gradient-bg .g1, .gradient-bg .g2, .gradient-bg .g3, .gradient-bg .g4, .gradient-bg .g5, .gradient-bg .interactive {
    position: absolute;
    width: var(--circle-size);
    height: var(--circle-size);
    mix-blend-mode: var(--blending);
    opacity: 1;
  }
  
  .gradient-bg .g1 {
    background: radial-gradient(circle at center, rgba(var(--color1), 0.8) 0, rgba(var(--color1), 0) 50%) no-repeat;
    top: calc(50% - var(--circle-size) / 2);
    left: calc(50% - var(--circle-size) / 2);
    transform-origin: center center;
    animation: moveVertical 30s ease infinite;
  }
  
  .gradient-bg .g2 {
    background: radial-gradient(circle at center, rgba(var(--color2), 0.8) 0, rgba(var(--color2), 0) 50%) no-repeat;
    top: calc(50% - var(--circle-size) / 2);
    left: calc(50% - var(--circle-size) / 2);
    transform-origin: calc(50% - 400px);
    animation: moveInCircle 20s reverse infinite;
  }
  
  .gradient-bg .g3 {
    background: radial-gradient(circle at center, rgba(var(--color3), 0.8) 0, rgba(var(--color3), 0) 50%) no-repeat;
    top: calc(50% - var(--circle-size) / 2 + 200px);
    left: calc(50% - var(--circle-size) / 2 - 500px);
    transform-origin: calc(50% + 400px);
    animation: moveInCircle 40s linear infinite;
  }
  
  .gradient-bg .g4 {
    background: radial-gradient(circle at center, rgba(var(--color4), 0.8) 0, rgba(var(--color4), 0) 50%) no-repeat;
    top: calc(50% - var(--circle-size) / 2);
    left: calc(50% - var(--circle-size) / 2);
    transform-origin: calc(50% - 200px);
    animation: moveHorizontal 40s ease infinite;
    opacity: 0.7;
  }
  
  .gradient-bg .g5 {
    background: radial-gradient(circle at center, rgba(var(--color5), 0.8) 0, rgba(var(--color5), 0) 50%) no-repeat;
    width: calc(var(--circle-size) * 2);
    height: calc(var(--circle-size) * 2);
    top: calc(50% - var(--circle-size));
    left: calc(50% - var(--circle-size));
    transform-origin: calc(50% - 800px) calc(50% + 200px);
    animation: moveInCircle 20s ease infinite;
  }
  
  .gradient-bg .interactive {
    background: radial-gradient(circle at center, rgba(var(--color-interactive), 0.8) 0, rgba(var(--color-interactive), 0) 50%) no-repeat;
    width: 100%;
    height: 100%;
    top: -50%;
    left: -50%;
    opacity: 0.7;
  }

  .gradient-bg-section {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
}

.gradient-bg-section .gradients-container {
    position: absolute;
    width: 100%;
    height: 100%;
    filter: url(#goo) blur(40px);
}

.gradient-bg-section .g1, 
.gradient-bg-section .g2, 
.gradient-bg-section .g3, 
.gradient-bg-section .g4, 
.gradient-bg-section .g5, 
.gradient-bg-section .interactive {
    position: absolute;
    width: var(--circle-size);
    height: var(--circle-size);
    mix-blend-mode: var(--blending);
    opacity: 1;
    animation-duration: 15s;
}

.gradient1 .g1 { background: radial-gradient(circle at center, rgba(var(--color1), 0.8) 0, rgba(var(--color1), 0) 50%) no-repeat; }
.gradient1 .g2 { background: radial-gradient(circle at center, rgba(var(--color2), 0.8) 0, rgba(var(--color2), 0) 50%) no-repeat; }

.gradient2 .g3 { background: radial-gradient(circle at center, rgba(var(--color3), 0.8) 0, rgba(var(--color3), 0) 50%) no-repeat; }
.gradient2 .g4 { background: radial-gradient(circle at center, rgba(var(--color4), 0.8) 0, rgba(var(--color4), 0) 50%) no-repeat; }

.gradient3 .g5 { background: radial-gradient(circle at center, rgba(var(--color5), 0.8) 0, rgba(var(--color5), 0) 50%) no-repeat; }
.gradient3 .interactive { background: radial-gradient(circle at center, rgba(var(--color-interactive), 0.8) 0, rgba(var(--color-interactive), 0) 50%) no-repeat; }