/* =====================================================
   Focus Blur - Controls & UI Components
   Additional control styles and micro-interactions
   ===================================================== */

/* Focus Ring for Accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Selection Overlay Styles */
.selection-handles {
    position: absolute;
    pointer-events: none;
}

.selection-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background: white;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: auto;
    cursor: nwse-resize;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.selection-handle:hover {
    transform: translate(-50%, -50%) scale(1.3);
    box-shadow: 0 0 10px var(--color-primary-glow);
}

/* Tooltip Styles */
.tooltip {
    position: absolute;
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transform: translateY(5px);
    transition: all var(--transition-fast);
    z-index: var(--z-tooltip);
    box-shadow: var(--shadow-md);
}

.tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Progress Indicator */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--bg-tertiary);
    z-index: var(--z-modal);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.progress-bar.active {
    opacity: 1;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    width: 0%;
    transition: width var(--transition-slow);
}

/* Notification Toast */
.toast {
    position: fixed;
    bottom: 100px;
    right: var(--spacing-xl);
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transform: translateX(calc(100% + var(--spacing-xl)));
    transition: transform var(--transition-normal);
    z-index: var(--z-modal);
    border-left: 4px solid var(--color-primary);
}

.toast.visible {
    transform: translateX(0);
}

.toast.success {
    border-left-color: var(--color-success);
}

.toast.error {
    border-left-color: var(--color-danger);
}

.toast.warning {
    border-left-color: var(--color-warning);
}

.toast-icon {
    width: 20px;
    height: 20px;
}

.toast-message {
    font-size: 0.9rem;
}

/* Keyboard Shortcut Badge */
.shortcut-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 22px;
    padding: 0 var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 15, 26, 0.9);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 90%;
    transform: scale(0.95);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.visible .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: ripple 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Selection Preview */
.selection-preview {
    position: absolute;
    border: 2px dashed var(--color-primary);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    pointer-events: none;
    animation: selectionPulse 1.5s ease-in-out infinite;
}

@keyframes selectionPulse {

    0%,
    100% {
        border-color: var(--color-primary);
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
    }

    50% {
        border-color: var(--color-primary-light);
        box-shadow: 0 0 0 4px rgba(99, 102, 241, 0);
    }
}

/* Canvas Zoom Controls */
.zoom-controls {
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.zoom-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.zoom-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.zoom-btn svg {
    width: 18px;
    height: 18px;
}

.zoom-level {
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-sm);
    font-size: 0.8rem;
    color: var(--text-muted);
    min-width: 50px;
    justify-content: center;
}

/* Tool Active Indicator */
.tool-indicator {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    z-index: var(--z-dropdown);
}

.tool-indicator.visible {
    opacity: 1;
}

.tool-indicator svg {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
}

/* Responsive Controls */
@media (max-width: 768px) {
    .toast {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: 170px;
    }

    .zoom-controls {
        bottom: auto;
        top: var(--spacing-md);
        right: var(--spacing-md);
    }

    .tool-indicator {
        bottom: 180px;
    }
}