/**
 * Componente de Botões
 * [cite: 158, 825-836]
 */

/* Base */
.gma-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: var(--gma-radius-md);
    font-weight: 600;
    font-family: var(--gma-font-heading);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    text-align: center;
    line-height: 1.2;
    text-decoration: none;
    gap: 8px;
}

/* Variantes de Cor */
.gma-btn--primary {
    background-color: var(--gma-primary);
    color: #ffffff;
}
.gma-btn--primary:hover {
    background-color: var(--gma-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--gma-shadow-sm);
    color: #ffffff;
}

.gma-btn--secondary {
    background-color: var(--gma-secondary);
    color: #ffffff;
}
.gma-btn--secondary:hover {
    background-color: var(--gma-secondary-dark);
    transform: translateY(-1px);
    color: #ffffff;
}

.gma-btn--outline {
    background-color: transparent;
    border-color: var(--gma-border-color-dark);
    color: var(--gma-text-primary);
}
.gma-btn--outline:hover {
    border-color: var(--gma-primary);
    color: var(--gma-primary);
}

.gma-btn--ghost {
    background-color: transparent;
    color: var(--gma-text-secondary);
    padding: 8px 12px;
}
.gma-btn--ghost:hover {
    background-color: var(--gma-bg-secondary);
    color: var(--gma-text-primary);
}

/* Variantes de Tamanho */
.gma-btn--sm {
    padding: 6px 12px;
    font-size: 0.85rem;
}

.gma-btn--lg {
    padding: 14px 28px;
    font-size: 1.1rem;
}

.gma-btn--block {
    width: 100%;
    display: flex;
}

/* Estados */
.gma-btn:disabled,
.gma-btn.gma-disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* Loading Spinner no botão */
.gma-btn.gma-loading {
    color: transparent !important;
    position: relative;
    pointer-events: none;
}
.gma-btn.gma-loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: 50%;
    border-top-color: #fff;
    animation: gma-spin 0.8s linear infinite;
}