/* Buttons */
.btn {
    padding: 10px 16px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
    outline: none;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #2471a3;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #229954;
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
}

/* Disabled button styles */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: #6c757d;
}

.btn:disabled:hover {
    background-color: #6c757d;
    transform: none;
}

.btn-primary:disabled {
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-primary:disabled:hover {
    background-color: #6c757d;
    border-color: #6c757d;
}