/* Unified Header Actions Design System */

/* Container for all right-side actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    order: 999;
}

/* Base button style for header actions */
.header-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px; /* Sharp corners for minimalist look */
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    height: 36px;
    min-width: 36px;
}

.header-action-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.header-action-btn:active {
    background: rgba(255, 255, 255, 0.08);
    transform: scale(0.98);
}

/* Add Instance Button - Minimal style */
.add-instance-btn {
    /* Visibility is controlled by style.css with opacity instead of display */
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 4px;
    font-size: 13px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    flex-shrink: 0;
    order: 2;
    height: 36px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.add-instance-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.add-instance-btn:active {
    background: rgba(255, 255, 255, 0.08);
    transform: scale(0.98);
}

.add-instance-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    opacity: 0.8;
}

.add-instance-btn span {
    font-size: 11px;
}

/* Header layout styles are now defined in main style.css */
/* These styles support the absolute-positioned centered search bar layout */

/* Mobile responsiveness */
@media (max-width: 768px) {
    .add-instance-btn {
        padding: 8px 12px;
        font-size: 12px;
        margin-left: 8px;
        margin-right: 8px;
    }
    
    .add-instance-btn span {
        display: none; /* Hide text on mobile, icon only */
    }
    
    .add-instance-btn svg {
        margin: 0;
    }
}

@media (max-width: 480px) {
    .add-instance-btn {
        padding: 8px;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        justify-content: center;
        margin: 0 4px;
    }
}