/* css/pizarra.css */
.pizarra-layout {
    position: absolute;
    inset: 0;
    background: var(--bg-deep);
    z-index: 50;
    display: flex;
    flex-direction: column;
}

.pizarra-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    height: 100%;
    position: relative;
    animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.whiteboard-toolbar {
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 12px; 
    background: rgba(0,0,0,0.4); 
    padding: 8px 15px; 
    border-radius: 16px; 
    border: 1px solid rgba(255,255,255,0.05); 
    z-index: 10;
}

[data-theme="hellokitty"] .whiteboard-toolbar { 
    background: rgba(255,255,255,0.7); 
    backdrop-filter: blur(15px); 
    border-color: var(--glass-border);
}

.tools-group { 
    display: flex; 
    gap: 8px; 
    align-items: center; 
}

.tool-btn { 
    background: transparent; 
    border: 2px solid transparent; 
    border-radius: 10px; 
    padding: 5px 8px; 
    cursor: pointer; 
    transition: 0.2s; 
    font-size: 1.3rem; 
    filter: grayscale(100%) opacity(0.5); 
}

.tool-btn:hover { 
    filter: grayscale(0%) opacity(1); 
    background: rgba(255,255,255,0.1); 
}

.tool-btn.active { 
    border-color: var(--accent-color); 
    filter: grayscale(0%) opacity(1); 
    background: rgba(255,255,255,0.15); 
    transform: scale(1.05); 
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.divider-vertical { width: 2px; height: 30px; background: rgba(255,255,255,0.2); margin: 0 8px; border-radius: 2px; }

[data-theme="hellokitty"] .divider-vertical { background: rgba(0,0,0,0.1); }

/* SISTEMA SIMÉTRICO Y PREMIUM DE SELECTORES DE COLOR */
.color-picker-wrapper { 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    gap: 3px; 
}

.color-picker-wrapper small { 
    font-size: 0.65rem; 
    color: #fff; 
    font-weight: 800; 
    letter-spacing: 1px; 
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.color-picker-input { 
    width: 36px; 
    height: 36px; 
    border: none; 
    border-radius: 50%; 
    cursor: pointer; 
    background: rgba(255,255,255,0.15); 
    padding: 3px; 
    outline: none; 
    transition: 0.2s; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.4), inset 0 2px 4px rgba(255,255,255,0.2);
}

.color-picker-input:hover { 
    transform: scale(1.1); 
    background: rgba(255,255,255,0.3); 
}

.color-picker-input::-webkit-color-swatch-wrapper { padding: 0; border-radius: 50%; }
.color-picker-input::-webkit-color-swatch { border: 2px solid rgba(255,255,255,0.8); border-radius: 50%; }

[data-theme="hellokitty"] .color-picker-wrapper small { color: var(--text-pure); text-shadow: none; }
[data-theme="hellokitty"] .color-picker-input { background: rgba(0,0,0,0.05); box-shadow: 0 4px 10px rgba(219,39,119,0.2); }
[data-theme="hellokitty"] .color-picker-input::-webkit-color-swatch { border: 2px solid var(--accent-electric); }

.clean-board-btn {
    border-color: rgba(255,255,255,0.3); 
    color: #fff;
    padding: 6px 14px; 
    font-size: 0.9rem;
}

[data-theme="hellokitty"] .clean-board-btn {
    color: var(--text-pure);
    border-color: var(--glass-border);
}

.whiteboard-container { 
    flex-grow: 1; 
    border-radius: 20px; 
    overflow: hidden; 
    position: relative; 
    box-shadow: inset 0 5px 20px rgba(0,0,0,0.3), 0 15px 40px rgba(0,0,0,0.4); 
    cursor: crosshair; 
    background-color: #ffffff;
}

[data-theme="hellokitty"] .whiteboard-container {
    box-shadow: inset 0 5px 20px rgba(0,0,0,0.05), 0 15px 40px rgba(219, 39, 119, 0.2);
    border: 1px solid var(--glass-border);
}

#whiteboardCanvas { 
    width: 100%; 
    height: 100%; 
    display: block; 
    touch-action: none; 
}