:root {
  --bg: #14161c;
  --panel: #1c1f28;
  --panel-alt: #20242f;
  --border: #2b2f3b;
  --text: #e6e7eb;
  --text-dim: #8b8fa3;
  --accent: #5fa8ff;
  --accent-2: #3ee06f;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); }
button {
  background: var(--panel-alt); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 6px 10px; cursor: pointer; font-size: 13px;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: 0.4; cursor: default; }
button.active { background: var(--accent); color: #10131a; border-color: var(--accent); }
h3 { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); margin: 14px 0 6px; }
input[type=text], input[type=number] {
  background: var(--panel-alt); border: 1px solid var(--border); color: var(--text);
  border-radius: 4px; padding: 4px 6px; font-size: 13px; width: 100%;
}

/* ---- Editor layout ---- */
.k25d-editor { display: flex; flex-direction: column; height: 100vh; }
.k25d-toolbar { display: flex; align-items: center; gap: 6px; padding: 8px; background: var(--panel); border-bottom: 1px solid var(--border); }
.k25d-spacer { flex: 1; }
.k25d-project-name { color: var(--text-dim); font-size: 12px; }
.k25d-mid-row { flex: 1; display: flex; min-height: 0; }
.k25d-panel { overflow-y: auto; padding: 10px; }
.k25d-panel-left { width: 240px; background: var(--panel); border-right: 1px solid var(--border); flex-shrink: 0; }
.k25d-panel-center { flex: 1; background: #0f1116; display: flex; align-items: center; justify-content: center; }
.k25d-panel-right { width: 280px; background: var(--panel); border-left: 1px solid var(--border); flex-shrink: 0; }
.k25d-panel-bottom { height: 340px; background: var(--panel); border-top: 1px solid var(--border); padding: 0; }
.k25d-canvas-wrap { overflow: auto; max-width: 100%; max-height: 100%; }
.k25d-canvas-wrap canvas { image-rendering: pixelated; cursor: crosshair; }

.k25d-tools { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 8px; }
.k25d-tool-btn { text-transform: capitalize; }
.k25d-convert-btn { width: 100%; margin-bottom: 4px; }
.k25d-layers, .k25d-object-list { display: flex; flex-direction: column; gap: 2px; margin-bottom: 6px; }
.k25d-layer-row, .k25d-object-row {
  display: flex; align-items: center; gap: 6px; padding: 4px 6px; border-radius: 4px; cursor: pointer; font-size: 13px;
}
.k25d-layer-row:hover, .k25d-object-row:hover { background: var(--panel-alt); }
.k25d-layer-row.active, .k25d-object-row.active { background: var(--accent); color: #10131a; }

.inspector-empty { color: var(--text-dim); font-size: 13px; padding: 20px 0; text-align: center; }
.inspector-field { display: flex; flex-direction: column; gap: 3px; font-size: 12px; margin-bottom: 6px; color: var(--text-dim); }
.inspector-field-number { flex-direction: row; align-items: center; justify-content: space-between; }
.inspector-field-number input { width: 70px; }
.inspector-field-bool { flex-direction: row-reverse; justify-content: flex-end; align-items: center; }
.inspector-row { display: flex; gap: 8px; margin-bottom: 6px; align-items: center; }
.inspector-section { border: 1px solid var(--border); border-radius: 6px; margin-bottom: 8px; padding: 4px 8px; }
.inspector-section summary { cursor: pointer; font-size: 12px; font-weight: 600; padding: 4px 0; }
.inspector-component-body { padding: 4px 0; }
.inspector-hint { color: var(--text-dim); font-size: 11px; margin-top: 4px; }
.inspector-clip-row { font-size: 12px; padding: 2px 0; }
.btn-remove-component { margin-top: 6px; width: 100%; }
.btn-icon { padding: 2px 6px; }
.inspector-add-component select { width: 100%; padding: 6px; background: var(--panel-alt); color: var(--text); border: 1px solid var(--border); border-radius: 4px; }

/* ---- Visual Script editor ---- */
.vs-editor { position: relative; height: 100%; }
.vs-toolbar { position: absolute; top: 6px; left: 6px; z-index: 5; width: 260px; }
.vs-search { }
.vs-search-results { background: var(--panel-alt); border: 1px solid var(--border); border-radius: 6px; margin-top: 2px; max-height: 240px; overflow-y: auto; }
.vs-search-item { padding: 6px 8px; font-size: 12px; border-left: 3px solid transparent; cursor: pointer; }
.vs-search-item:hover { background: var(--panel); }
.vs-canvas { position: relative; width: 100%; height: 100%; overflow: hidden; background: radial-gradient(circle, #262a36 1px, transparent 1px) 0 0/16px 16px, #181a22; }
.vs-canvas.vs-shake { animation: vs-shake 0.2s; }
@keyframes vs-shake { 0%,100%{filter:none} 50%{filter:hue-rotate(-40deg)} }
.vs-connections { position: absolute; top: 0; left: 0; pointer-events: none; overflow: visible; }
.vs-node-layer { position: absolute; top: 0; left: 0; }
.vs-node { position: absolute; background: var(--panel-alt); border: 1px solid var(--border); border-radius: 6px; font-size: 11px; user-select: none; }
.vs-node.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.vs-node.disabled { opacity: 0.45; }
.vs-node-header { padding: 4px 8px; border-radius: 6px 6px 0 0; font-weight: 600; cursor: grab; }
.vs-node-body { position: relative; padding: 2px 0; }
.vs-port { position: absolute; width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--bg); cursor: crosshair; }
.vs-port-left { left: -5px; }
.vs-port-right { right: -5px; }
.vs-port-flow-in, .vs-port-flow-out { background: #eee; border-radius: 2px; }
.vs-port-data-in, .vs-port-data-out { background: #a87fc9; }
.vs-port-label { position: absolute; top: -2px; font-size: 10px; color: var(--text-dim); white-space: nowrap; }
.vs-port-left .vs-port-label { left: 12px; }
.vs-port-right .vs-port-label { right: 12px; }

/* ---- Preview overlay ---- */
.k25d-preview-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.85); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; z-index: 100; }
.k25d-preview-overlay.hidden { display: none; }
.k25d-preview-overlay canvas { image-rendering: pixelated; border: 1px solid var(--border); background: #000; }

/* ---- Player ---- */
.k25d-player { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; gap: 14px; }
.k25d-player-load { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.k25d-player-canvas { image-rendering: pixelated; border: 1px solid var(--border); }
.k25d-player-canvas.hidden, .k25d-player-load.hidden { display: none; }
.k25d-player-status { color: var(--text-dim); font-size: 12px; }
.hidden { display: none; }