/* Zoom Controls */
.zoom-controls {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.zoom-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: white;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    cursor: pointer;
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    color: #333;
}

.zoom-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.zoom-btn:active {
    transform: scale(0.95);
}

/* Smooth panning */
.map-viewport.panning {
    cursor: grabbing;
}

/* Prevent text selection during drag */
.map-viewport.dragging,
.map-viewport.dragging * {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}