Initial commit: DJ Visualizer
Electron app with audio-reactive fractal/abstract visuals on an external display. Dual-window setup (control panel + fullscreen output), 8 WebGL scenes, audio from file/live input/system audio, image and scrolling-text overlays. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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lucianoandClaude Opus 4.8 committed
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* { box-sizing: border-box; }
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html, body {
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margin: 0;
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padding: 0;
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width: 100%;
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height: 100%;
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overflow: hidden;
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background: #000;
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color: #e8e8f0;
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font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", Helvetica, Arial, sans-serif;
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cursor: default;
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}
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body.hide-cursor { cursor: none; }
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#gl {
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position: fixed;
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inset: 0;
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width: 100vw;
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height: 100vh;
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display: block;
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}
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/* ============ CONTROL WINDOW LAYOUT ============ */
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body.control {
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display: flex;
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flex-direction: column;
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height: 100vh;
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overflow-x: hidden; /* never a horizontal scrollbar */
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overflow-y: auto;
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background: #0e0e16;
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cursor: default;
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}
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#topbar {
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flex: 0 0 auto;
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display: flex;
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align-items: baseline;
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justify-content: space-between;
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padding: 12px 16px;
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border-bottom: 1px solid rgba(255,255,255,0.08);
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background: rgba(20,20,30,0.6);
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}
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#topbar strong { font-size: 15px; letter-spacing: 0.3px; }
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#topbar #status { font-size: 11px; opacity: 0.6; font-variant-numeric: tabular-nums; }
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#panel-grid {
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flex: 1 1 auto;
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 12px;
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padding: 14px;
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align-content: start;
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overflow-y: auto;
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min-width: 0;
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}
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#panel-grid section {
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min-width: 0; /* allow grid cells to shrink, no overflow */
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background: rgba(255,255,255,0.04);
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border: 1px solid rgba(255,255,255,0.07);
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border-radius: 14px;
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padding: 12px;
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}
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#panel-grid section.span2 { grid-column: 1 / -1; }
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@media (max-width: 460px) {
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#panel-grid { grid-template-columns: 1fr; }
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}
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body.control label {
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display: block;
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font-size: 11px;
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text-transform: uppercase;
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letter-spacing: 0.6px;
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opacity: 0.6;
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margin: 8px 0 6px;
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}
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body.control label:first-child { margin-top: 0; }
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body.control label span { float: right; opacity: 0.9; text-transform: none; letter-spacing: 0; }
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body.control .chk { text-transform: none; letter-spacing: 0; opacity: 0.85; margin: 0; }
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#hints {
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flex: 0 0 auto;
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font-size: 10.5px;
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opacity: 0.5;
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line-height: 1.7;
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padding: 10px 16px;
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border-top: 1px solid rgba(255,255,255,0.08);
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}
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body.control select { width: 100%; max-width: 100%; }
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/* ============ OUTPUT WINDOW ============ */
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body.output { cursor: none; background: #000; }
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/* ---- Image overlay layer ---- */
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#overlay-images {
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position: fixed;
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inset: 0;
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z-index: 4;
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pointer-events: none;
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display: flex;
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align-items: center;
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justify-content: center;
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--beat-scale: 1;
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}
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#overlay-images img {
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position: absolute;
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max-width: calc(var(--img-size, 70) * 1vw);
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max-height: calc(var(--img-size, 70) * 1vh);
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object-fit: contain;
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mix-blend-mode: screen;
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opacity: 0;
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transform: scale(var(--beat-scale));
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transition: opacity 0.8s ease;
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filter: drop-shadow(0 0 30px rgba(0,0,0,0.6));
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}
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#overlay-images img.show { opacity: 1; }
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/* ---- Scrolling text ticker ---- */
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#ticker {
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position: fixed;
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left: 0;
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right: 0;
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z-index: 6;
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pointer-events: none;
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overflow: hidden;
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display: none;
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padding: 14px 0;
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background: linear-gradient(transparent, rgba(0,0,0,0.35), transparent);
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}
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#ticker.show { display: block; }
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#ticker.pos-bottom { bottom: 4vh; }
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#ticker.pos-top { top: 4vh; }
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#ticker.pos-middle { top: 50%; transform: translateY(-50%); }
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#ticker-track {
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display: inline-flex;
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white-space: nowrap;
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will-change: transform;
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animation: ticker-scroll var(--ticker-dur, 18s) linear infinite;
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}
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#ticker-track span {
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font-size: 6vh;
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font-weight: 800;
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letter-spacing: 2px;
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padding: 0 4vw;
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text-transform: uppercase;
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color: #fff;
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text-shadow: 0 0 calc(8px + var(--ticker-glow, 0px)) rgba(140,180,255,0.9),
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0 2px 30px rgba(0,0,0,0.8);
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}
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@keyframes ticker-scroll {
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from { transform: translateX(0); }
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to { transform: translateX(-50%); }
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}
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/* ---- Drop hint ---- */
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#drop-hint {
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position: fixed;
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inset: 0;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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gap: 10px;
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pointer-events: none;
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text-shadow: 0 2px 20px rgba(0,0,0,0.8);
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transition: opacity 0.4s ease;
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}
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#drop-hint .big { font-size: 34px; font-weight: 600; }
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#drop-hint .small { font-size: 15px; opacity: 0.7; }
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#drop-hint.hidden { opacity: 0; }
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body.dragover #drop-hint { opacity: 1; }
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body.dragover::after {
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content: "";
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position: fixed;
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inset: 18px;
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border: 3px dashed rgba(120,170,255,0.8);
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border-radius: 18px;
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pointer-events: none;
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}
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/* ---- Control panel ---- */
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#panel {
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position: fixed;
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top: 16px;
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left: 16px;
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width: 320px;
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max-height: calc(100vh - 32px);
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overflow-y: auto;
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background: rgba(14, 14, 22, 0.82);
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backdrop-filter: blur(14px);
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-webkit-backdrop-filter: blur(14px);
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border: 1px solid rgba(255,255,255,0.08);
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border-radius: 16px;
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padding: 14px 16px;
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font-size: 13px;
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z-index: 10;
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transition: opacity 0.25s ease, transform 0.25s ease;
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box-shadow: 0 12px 40px rgba(0,0,0,0.5);
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}
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#panel.hidden { opacity: 0; transform: translateX(-12px); pointer-events: none; }
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#panel header {
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display: flex;
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justify-content: space-between;
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align-items: baseline;
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margin-bottom: 10px;
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}
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#panel header strong { font-size: 15px; letter-spacing: 0.3px; }
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#fps { font-size: 11px; opacity: 0.55; font-variant-numeric: tabular-nums; }
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#panel section { margin-bottom: 14px; }
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#panel label {
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display: block;
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font-size: 11px;
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text-transform: uppercase;
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letter-spacing: 0.6px;
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opacity: 0.6;
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margin-bottom: 6px;
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}
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#panel label span { float: right; opacity: 0.9; text-transform: none; letter-spacing: 0; }
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.row { display: flex; gap: 6px; margin-bottom: 6px; }
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.scene-grid {
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display: grid;
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grid-template-columns: repeat(2, 1fr);
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gap: 6px;
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}
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.scene-grid button { font-size: 12px; padding: 7px 6px; text-align: left; }
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button, select {
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font: inherit;
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color: #e8e8f0;
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background: rgba(255,255,255,0.06);
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border: 1px solid rgba(255,255,255,0.1);
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border-radius: 9px;
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padding: 7px 10px;
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cursor: pointer;
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flex: 1;
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transition: background 0.15s ease, border-color 0.15s ease;
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white-space: nowrap;
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}
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button:hover, select:hover { background: rgba(255,255,255,0.12); }
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button:disabled { opacity: 0.4; cursor: default; }
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button.active {
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background: rgba(110,150,255,0.28);
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border-color: rgba(120,170,255,0.7);
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}
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button.wide { width: 100%; }
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select { appearance: none; }
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.chk {
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display: flex !important;
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align-items: center;
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gap: 6px;
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flex: 1;
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text-transform: none !important;
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letter-spacing: 0 !important;
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opacity: 0.85 !important;
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font-size: 12px;
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margin: 0 !important;
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cursor: pointer;
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}
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.chk input { accent-color: #7aa2ff; cursor: pointer; }
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.textfield {
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width: 100%;
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font: inherit;
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color: #e8e8f0;
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background: rgba(255,255,255,0.06);
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border: 1px solid rgba(255,255,255,0.1);
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border-radius: 9px;
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padding: 8px 10px;
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margin-bottom: 6px;
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}
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.textfield::placeholder { color: rgba(232,232,240,0.4); }
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input[type=range] {
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width: 100%;
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accent-color: #7aa2ff;
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}
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/* ---- Meters ---- */
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.meters { display: flex; flex-direction: column; gap: 6px; }
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.meter { display: flex; align-items: center; gap: 8px; }
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.meter span { width: 38px; font-size: 10px; opacity: 0.6; }
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.meter .bar {
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flex: 1;
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height: 8px;
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background: rgba(255,255,255,0.08);
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border-radius: 6px;
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overflow: hidden;
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}
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.meter .bar i {
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display: block;
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height: 100%;
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width: 0%;
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border-radius: 6px;
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background: linear-gradient(90deg, #5ad1ff, #7aa2ff, #ff7ad1);
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transition: width 0.05s linear;
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}
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#panel footer {
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font-size: 10.5px;
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opacity: 0.5;
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line-height: 1.7;
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border-top: 1px solid rgba(255,255,255,0.08);
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padding-top: 10px;
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}
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kbd {
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font-family: ui-monospace, Menlo, monospace;
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font-size: 10px;
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background: rgba(255,255,255,0.1);
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border: 1px solid rgba(255,255,255,0.15);
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border-radius: 4px;
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padding: 1px 5px;
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margin: 0 1px;
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}
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