/* css/drawing-pad.css */

/*
   DRAWING PAD PRO MODULE
   High standard vector-tool style overlay.
*/

#draw-overlay {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-family: 'Inter', -apple-system, sans-serif;
}

#draw-header {
    background: #111;
    border-bottom: 1px solid #222;
}

.dp-toolbar {
    flex: 0 0 auto;
    display: flex;
    gap: 10px;
    padding: 10px;
    justify-content: center;
    background: #151515;
    flex-wrap: wrap;
    align-items: center;
    border-bottom: 1px solid #222;
}

.dp-color-picker {
    display: flex;
    align-items: center;
    gap: 5px;
    background: #000;
    padding: 4px 10px;
    border-radius: 6px;
    border: 1px solid #333;
    transition: border-color 0.2s;
}

.dp-color-picker:hover {
    border-color: #555;
}

.dp-divider {
    width: 1px;
    height: 24px;
    background: #333;
}

/* SVG Toolbar Buttons */
.dp-btn {
    background: #222;
    border: 1px solid #333;
    color: #aaa;
    border-radius: 6px;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 0;
}

.dp-btn svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: transform 0.1s;
}

.dp-btn:hover {
    background: #2a2a2a;
    color: #fff;
    border-color: #555;
}

.dp-btn:active svg {
    transform: scale(0.9);
}

.dp-btn.active {
    background: rgba(0, 255, 136, 0.1);
    color: #00ff88;
    border-color: #00ff88;
}

.dp-btn.active.sym {
    background: rgba(0, 170, 255, 0.1);
    color: #00aaff;
    border-color: #00aaff;
}

.dp-btn.active.pulsar {
    background: rgba(255, 0, 85, 0.1);
    color: #ff0055;
    border-color: #ff0055;
}

.dp-btn.danger {
    color: #f44;
}

.dp-btn.danger:hover {
    background: rgba(255, 68, 68, 0.1);
    border-color: #f44;
}

/* Canvas Container */
.dp-canvas-container {
    flex: 1 1 auto;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #0a0a0a;
    overflow: hidden;
    padding: 10px;
}

.dp-canvas-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    max-width: 800px;
    max-height: 800px;
    border: 1px solid #333;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    background-color: #000;
}

.dp-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(#222 1px, transparent 1px), linear-gradient(90deg, #222 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
    pointer-events: none;
}

#symmetry-guide {
    display: none;
    position: absolute;
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
    background: #00aaff;
    box-shadow: 0 0 15px #00aaff;
    pointer-events: none;
    z-index: 10;
}

#draw-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: crosshair;
    background: transparent;
    z-index: 5;
}

/* Footer / Simulation Controls */
#draw-footer {
    flex: 0 0 auto;
    background: #111;
    padding: 15px;
    border-top: 1px solid #222;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    align-items: center;
}

.dp-control-group {
    background: #1a1a1a;
    padding: 8px 15px;
    border-radius: 6px;
    border: 1px solid #2a2a2a;
    display: flex;
    gap: 10px;
    align-items: center;
}

.dp-control-group span.label {
    font-size: 10px;
    color: #888;
    width: 45px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.dp-control-group span.val {
    font-size: 10px;
    width: 30px;
    color: var(--accent);
    text-align: right;
    font-family: monospace;
}

.dp-control-group input[type=range] {
    width: 80px;
    accent-color: var(--accent);
}

.dp-build-btn {
    background: var(--accent);
    color: #000;
    font-weight: 800;
    padding: 10px 25px;
    border: none;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dp-build-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.4);
}

.dp-build-btn:active {
    transform: translateY(0);
}