:root {
    --altcha-color-base: #ffffff;
    --altcha-border-width: 1px;
    --altcha-border-radius: 3px;
    --altcha-color-border: #a0a0a0;
    --altcha-color-border-focus: #007bff;
    --altcha-color-text: #333;
    --altcha-max-width: 260px;
    --altcha-color-error-text: #f23939;
    --altcha-color-footer-bg: transparent;
}


.altcha {
    background: var(--altcha-color-base, transparent);
    border: var(--altcha-border-width, 1px) solid var(--altcha-color-border, #a0a0a0);
    border-radius: var(--altcha-border-radius, 3px);
    color: var(--altcha-color-text, currentColor);
    display: flex;
    flex-direction: column;
    position: relative;
    text-align: left;
}

.altcha:focus-within {
    border-color: var(--altcha-color-border-focus, currentColor);
}

/* Estilos do widget quando em modo flutuante */
.altcha[data-floating] {
    background: var(--altcha-color-base, white);
    display: none;
    filter: drop-shadow(3px 3px 6px rgba(0, 0, 0, 0.2));
    left: -100%;
    position: fixed;
    top: -100%;
    width: var(--altcha-max-width, 260px);
    z-index: 999999;
}

/* Estilos do widget quando em diferentes posições flutuantes */
.altcha[data-floating=top] .altcha-anchor-arrow {
    border-bottom-color: transparent;
    border-top-color: var(--altcha-color-border, #a0a0a0);
    bottom: -12px;
    top: auto;
}

.altcha[data-floating=bottom]:focus-within::after {
    border-bottom-color: var(--altcha-color-border-focus, currentColor);
}

.altcha[data-floating=top]:focus-within::after {
    border-top-color: var(--altcha-color-border-focus, currentColor);
}

/* Exibir widget após verificação */
.altcha[data-floating]:not([data-state=unverified]) {
    display: block;
}

/* Seta do widget flutuante */
.altcha-anchor-arrow {
    border: 6px solid transparent;
    border-bottom-color: var(--altcha-color-border, #a0a0a0);
    content: "";
    height: 0;
    left: 12px;
    position: absolute;
    top: -12px;
    width: 0;
}

/* Parte principal do widget */
.altcha-main {
    align-items: center;
    display: flex;
    gap: 0.4rem;
    padding: 0.7rem;
}

/* Estilo da label */
.altcha-label {
    flex-grow: 1;
}

.altcha-label label {
    cursor: pointer;
}

/* Estilo do logo */
.altcha-logo {
    color: currentColor;
    opacity: 0.3;
}

.altcha-logo:hover {
    opacity: 1;
}

/* Estilo para mensagens de erro */
.altcha-error {
    color: var(--altcha-color-error-text, #f23939);
    display: flex;
    font-size: 0.85rem;
    gap: 0.3rem;
    padding: 0 0.7rem 0.7rem;
}

/* Rodapé */
.altcha-footer {
    align-items: center;
    background-color: var(--altcha-color-footer-bg, transparent);
    display: flex;
    font-size: 0.75rem;
    opacity: 0.4;
    padding: 0.2rem 0.7rem;
    text-align: right;
}

.altcha-footer:hover {
    opacity: 1;
}

.altcha-footer > :first-child {
    flex-grow: 1;
}

.altcha-footer a {
    color: currentColor;
}

/* Estilos do checkbox */
.altcha-checkbox {
    display: flex;
    align-items: center;
    height: 24px;
    width: 24px;
}

.altcha-checkbox input {
    width: 18px;
    height: 18px;
    margin: 0;
}

/* Elementos ocultos */
.altcha-hidden {
    display: none;
}

/* Animação do spinner */
.altcha-spinner {
    animation: altcha-spinner 0.75s infinite linear;
    transform-origin: center;
}

@keyframes altcha-spinner {
    100% {
        transform: rotate(360deg);
    }
}