:root {
    --bg: #f7f7fb;
    --axis: #d8d8ee;
    --text: #555;
    --theme-1: #a5d8ff;
    --theme-2: #ffd6a5;
    --theme-3: #caffbf;
}


    .horizontal-timeline {
      width: 90%;
      max-width: 1100px;
    }

    /* X axis */
    .x-axis {
      position: relative;
      height: 40px;
      border-top: 2px solid var(--color-bg-blue);
      margin-left: 140px;
      margin-bottom: 40px;
    }

    .x-tick {
      position: absolute;
      bottom: -6px;
      transform: translateX(-50%);
      color: var(--accent);
    }

    .x-tick::before {
      content: "";
      position: absolute;
      top: -12px;
      left: 50%;
      width: 2px;
      height: 12px;
      background: var(--color-bg-blue);
      transform: translateX(-50%);
      
    }

    /* Rows */
    .row {
      display: grid;
      grid-template-columns: 160px 1fr;
      align-items: center;
      margin-bottom: 36px;
    }

    .label {
      color: var(--text);
      font-size: 16px;
    }

    

    .track {
      position: relative;
      height: 30px;
      background: var(--text);
      border-radius: 6px;
      overflow: hidden;
    }

    .iconbtn{
      transform: scale(1.6);
      margin-right: 10px;
      padding: 2px;
      background-color: var(--secondary);
      cursor: pointer;
      border-radius: 2px;
      box-shadow: 0 2px 2px var(--text);
    }

    .iconbtn:hover{
      box-shadow: 0 3px 3px rgba(0, 0, 0, 1);
    }

    .progress {
      position: absolute;
      height: 100%;
      width: 0;
      border-radius: 6px;
      animation: grow 2s ease forwards;
    }

    .theme-1 { background: var(--theme-1); animation-delay: 0.2s; }
    .theme-2 { background: var(--theme-2); animation-delay: 0.5s; }
    .theme-3 { background: var(--theme-3); animation-delay: 0.8s; }

    @keyframes grow {
      from { width: 0; }
      to { width: 100%; }
    }

    /* Events */
    .event {
      position: absolute;
      top: 50%;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: white;
      border: 3px solid currentColor;
      transform: translate(-50%, -50%) scale(0);
      animation: pop 0.4s ease forwards;
      z-index: 1;
    }

    .event-label {
      position: absolute;
      right: 15px;
      top: -8px;
      white-space: nowrap;
      text-decoration: none;
      color: inherit;
      cursor: pointer;
    }

    .event-label:hover{
      color: black;
      font-weight: bold;
    }

    .episode:hover{
      box-shadow: 0 2px 12px rgba(0, 0, 0, 1);
      font-weight: bold;
    }
    
    

    .episode p a{
      text-decoration: none ;
      color: var(--text);
    }

    .event p a{
      text-decoration: none ;
      color: var(--text) ;
    }

    .episode{
        position: absolute;
        z-index: 0;
        
        left: var(--start);
        width: calc(var(--end) - var(--start));
        height: fit-content;
        border-radius: 6px;
        border: 1px solid var(--text);
        animation: grow-episode 0.6s ease forwards;
        color: var(--text);
        animation-delay: var(--delay);
        scale: 0 1;

    }

    .episode p{
        text-align: center;
    }

    .event[data-delay] {
      animation-delay: var(--delay);
    }

    

    @keyframes pop {
      to { transform: translate(-50%, -50%) scale(1); }
    }

    @keyframes grow-episode {
        to {
        scale: 1 1; /* modern syntax */
        }
    }