@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&display=swap');

  :root {
    --bg: #080c0a;
    --panel: #0d1510;
    --border: #1a3020;
    --green1: #00ff41;
    --green2: #00cc33;
    --green3: #007a1f;
    --dim: #004d14;
    --accent: #39ff14;
    --red: #ff2244;
    --purple: #bb44ff;
    --text: #c0ffc8;
    --textdim: #4a7a52;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Share Tech Mono', monospace;
    min-height: 100vh;
    overflow-x: hidden;
    background-image:
      radial-gradient(ellipse at 20% 50%, rgba(0,255,65,0.04) 0%, transparent 60%),
      radial-gradient(ellipse at 80% 20%, rgba(57,255,20,0.03) 0%, transparent 50%);
  }

  /* Scanlines overlay */
  body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,0.15) 2px,
      rgba(0,0,0,0.15) 4px
    );
    pointer-events: none;
    z-index: 9999;
  }

  header {
    border-bottom: 1px solid var(--border);
    padding: 18px 32px;
    display: flex;
    align-items: center;
    gap: 24px;
    background: rgba(0,255,65,0.02);
  }

  header h1 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 1.6rem;
    color: var(--green1);
    text-shadow: 0 0 20px rgba(0,255,65,0.5), 0 0 40px rgba(0,255,65,0.2);
    letter-spacing: 3px;
  }

  header .sub {
    font-size: 0.7rem;
    color: var(--textdim);
    letter-spacing: 2px;
  }

  .blink { animation: blink 1.2s step-end infinite; }
  @keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

  .layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    min-height: calc(100vh - 65px);
  }

  /* SIDEBAR */
  .sidebar {
    border-right: 1px solid var(--border);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    background: var(--panel);
  }

  .section-label {
    font-size: 0.65rem;
    letter-spacing: 3px;
    color: var(--green3);
    text-transform: uppercase;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--dim);
    padding-bottom: 4px;
  }

  .control-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .control-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
  }

  label {
    font-size: 0.72rem;
    color: var(--textdim);
    letter-spacing: 1px;
    flex-shrink: 0;
  }

  input[type=range] {
    -webkit-appearance: none;
    width: 100px;
    height: 3px;
    background: var(--dim);
    outline: none;
    cursor: pointer;
  }
  input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 10px; height: 10px;
    background: var(--green1);
    cursor: pointer;
    box-shadow: 0 0 6px var(--green1);
  }

  input[type=number] {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--green1);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    padding: 4px 8px;
    width: 90px;
    outline: none;
  }
  input[type=number]:focus { border-color: var(--green1); }

  select {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--green1);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    padding: 4px 6px;
    outline: none;
    cursor: pointer;
  }

  .val-display {
    font-size: 0.75rem;
    color: var(--accent);
    min-width: 30px;
    text-align: right;
  }

  .toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .toggle {
    width: 36px; height: 18px;
    background: var(--dim);
    border: 1px solid var(--border);
    cursor: pointer;
    position: relative;
    transition: background 0.2s;
  }
  .toggle.on { background: var(--green3); border-color: var(--green1); }
  .toggle::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 12px; height: 12px;
    background: var(--textdim);
    transition: left 0.2s, background 0.2s;
  }
  .toggle.on::after { left: 20px; background: var(--green1); }

  .btn {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 2px;
    padding: 10px 14px;
    cursor: pointer;
    border: 1px solid;
    background: transparent;
    transition: all 0.15s;
    text-transform: uppercase;
  }

  .btn-primary {
    border-color: var(--green1);
    color: var(--green1);
  }
  .btn-primary:hover {
    background: var(--green1);
    color: var(--bg);
    box-shadow: 0 0 15px rgba(0,255,65,0.4);
  }

  .btn-accent {
    border-color: var(--purple);
    color: var(--purple);
  }
  .btn-accent:hover {
    background: var(--purple);
    color: var(--bg);
    box-shadow: 0 0 15px rgba(187,68,255,0.4);
  }

  .btn-danger {
    border-color: var(--red);
    color: var(--red);
  }
  .btn-danger:hover {
    background: var(--red);
    color: #fff;
  }

  .btn-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  /* MAIN AREA */
  .main {
    display: flex;
    flex-direction: column;
  }

  .toolbar {
    display: flex;
    gap: 10px;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
    align-items: center;
    flex-wrap: wrap;
  }

  .toolbar .zoom-label {
    font-size: 0.7rem;
    color: var(--textdim);
    margin-left: auto;
  }

  .zoom-btns { display: flex; gap: 4px; }
  .zoom-btn {
    background: var(--panel);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    padding: 4px 10px;
    cursor: pointer;
  }
  .zoom-btn.active { border-color: var(--green1); color: var(--green1); }
  .zoom-btn:hover { border-color: var(--green2); }

  .canvas-area {
    flex: 1;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    overflow-y: auto;
  }

  .preview-section {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .preview-box {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .preview-box h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    color: var(--green3);
    letter-spacing: 2px;
  }

  canvas { image-rendering: pixelated; }

  #single-canvas {
    border: 1px solid var(--dim);
    background: #000;
  }

  #anim-canvas {
    border: 1px solid var(--dim);
    background: #000;
  }

  .sheet-area {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 16px;
  }

  .sheet-area h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    color: var(--green3);
    letter-spacing: 2px;
    margin-bottom: 12px;
  }

  #sheet-canvas {
    background: #000;
    border: 1px solid var(--dim);
    max-width: 100%;
  }

  .stats-bar {
    display: flex;
    gap: 24px;
    padding: 8px 24px;
    border-top: 1px solid var(--border);
    background: var(--panel);
    font-size: 0.65rem;
    color: var(--textdim);
  }
  .stat { display: flex; gap: 6px; }
  .stat span { color: var(--green2); }

  /* DNA display */
  .dna-row {
    font-size: 0.6rem;
    color: var(--textdim);
    word-break: break-all;
    line-height: 1.6;
    max-width: 100%;
    padding: 6px;
    background: rgba(0,255,65,0.03);
    border: 1px solid var(--dim);
    margin-top: 4px;
  }
  .dna-row .g { color: var(--green1); }
  .dna-row .r { color: var(--red); }
  .dna-row .p { color: var(--purple); }