.button {
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 0.5rem;
    position: relative;
    overflow: hidden;
    text-align: center;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.button:hover {
    background: var(--gradient-hover);
    border-color: var(--border-color-light);
}

.button:active {
    background: var(--gradient-hover);
    border-color: var(--border-color-light);
}

.button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Sizes */
.small {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    min-height: 32px;
}

.medium {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    min-height: 40px;
}

.large {
    padding: 1rem;
    font-size: 0.875rem;
    min-height: 48px;
}

/* Variants */
.primary {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.primary:hover:not(:disabled) {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    filter: brightness(var(--hover-brightness));
}

.secondary {
    background: var(--gradient-subtle);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.secondary:hover:not(:disabled) {
    background: var(--gradient-hover);
    border-color: var(--border-color-light);
}

.ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}

.ghost:hover:not(:disabled) {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--error-color);
}

.danger:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.15);
    border-color: var(--error-color);
}

/* Full width modifier */
.fullWidth {
    width: 100%;
    justify-content: flex-start;
    text-align: left;
}

/* Compact button style for icon-only buttons */
.button.iconOnly {
    padding: 0.5rem;
    justify-content: center;
    min-width: 40px;
    width: auto;
}

.button.iconOnly.small {
    padding: 0.375rem;
    min-width: 32px;
}