:root {
      color-scheme: dark; 
    }

    body {
      font-family: 'DSans', sans-serif;
      background: radial-gradient(circle at top, #1f2937, #020617 55%);
      min-height: 100vh;
    }

    code, pre {
      font-family: 'DSans Code', ui-monospace, Consolas, "Liberation Mono", "Droid Sans Mono", "Courier New", monospace;
    }

    /* Import/<link> selector pill */
    .selector-bg {
      position: absolute;
      inset: 0;
      width: 50%;
      height: 100%;
      background: linear-gradient(to right, #0f172a, #111827);
      border-radius: 9999px;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
      box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.4);
      z-index: 0;
    }

    /* Modal styles */
    .modal-overlay {
      position: fixed;
      inset: 0;
      background-color: rgba(15, 23, 42, 0.75);
      backdrop-filter: blur(10px);
      display: flex;
      justify-content: center;
      align-items: center;
      z-index: 50;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.25s ease, visibility 0.25s ease;
    }

    .modal-overlay.active {
      opacity: 1;
      visibility: visible;
    }

    .modal-card {
      background: radial-gradient(circle at top left, #1f2937, #020617);
      color: #e5e7eb;
      padding: 1.75rem;
      border-radius: 1rem;
      box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
      max-width: 720px;
      width: 95%;
      max-height: 80vh;
      overflow: hidden;
      transform: scale(0.95) translateY(10px);
      transition: transform 0.25s ease;
      border: 1px solid rgba(148, 163, 184, 0.4);
    }

    .modal-overlay.active .modal-card {
      transform: scale(1) translateY(0);
    }

    .modal-scroll {
      max-height: 52vh;
      overflow-y: auto;
      padding-right: 0.5rem;
    }

    .modal-scroll::-webkit-scrollbar {
      width: 6px;
    }

    .modal-scroll::-webkit-scrollbar-thumb {
      background-color: rgba(148, 163, 184, 0.6);
      border-radius: 9999px;
    }

    /* Range sliders */
    input[type="range"] {
      accent-color: #38bdf8;
      cursor: pointer;
    }

    @media (prefers-reduced-motion: reduce) {
      * {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }