/**
 * Stili del widget generico dei calcolatori.
 * Usa i design token del tema (con fallback), adattandosi a dark/light.
 */
.tbc {
    display: flex;
    flex-direction: column;
    gap: var(--space-4, 16px);
    max-width: 520px;
    padding: var(--space-6, 24px);
    background: var(--bg-surface, #16122e);
    border: 1px solid var(--border-hairline, rgba(244, 238, 226, 0.1));
    border-radius: var(--radius-lg, 20px);
}

.tbc-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2, 8px);
}

.tbc-field label {
    color: var(--text-muted-color, #9a95ad);
    font: var(--text-caption, 500 13px/16px sans-serif);
}

.tbc-field input,
.tbc-field select {
    width: 100%;
    padding: var(--space-3, 12px) var(--space-4, 16px);
    color: var(--text-body-color, #dad5e4);
    background: var(--bg-base, #0d0a1f);
    border: 1px solid var(--border-hairline, rgba(244, 238, 226, 0.1));
    border-radius: var(--radius-sm, 12px);
    font: var(--text-body, 400 16px/24px sans-serif);
}

/* Select: rimuove il look nativo per coerenza con gli input + caret custom. */
.tbc-field select {
    appearance: none;
    -webkit-appearance: none;
    padding-right: calc(var(--space-4, 16px) + 20px);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' stroke='%239a95ad' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4, 16px) center;
    background-size: 12px 8px;
    cursor: pointer;
}

.tbc-field input:focus-visible,
.tbc-field select:focus-visible {
    outline: none;
    border-color: var(--gold-400, #e8b14c);
    box-shadow: 0 0 0 3px var(--focus-ring, rgba(232, 177, 76, 0.55));
}

/* Gruppo di campi con intro condivisa (es. affinità: giorno + mese affiancati). */
.tbc-group {
    margin: 0;
    padding: 0;
    border: 0;
    min-width: 0;
}

.tbc-group__legend {
    display: block;
    width: 100%;
    padding: 0;
    margin-bottom: var(--space-3, 12px);
    color: var(--text-title-color, #f7f2e8);
    font: var(--text-body, 400 16px/24px sans-serif);
    font-weight: var(--fw-semibold, 600);
}

.tbc-group__row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3, 12px);
}

.tbc-group__row .tbc-field {
    flex: 1 1 8rem;
    min-width: 0;
}

.tbc-submit {
    width: 100%;
}

.tbc-submit:disabled {
    cursor: wait;
    opacity: 0.72;
}

.tbc-message {
    margin: 0;
    color: var(--text-muted-color, #9a95ad);
    font: var(--text-body-sm, 400 14px/20px sans-serif);
}

.tbc-result {
    margin: 0;
    padding: var(--space-5, 20px);
    color: var(--text-body-color, #dad5e4);
    background: var(--bg-surface-2, #1e1838);
    border: 1px solid var(--border-hairline, rgba(244, 238, 226, 0.1));
    border-radius: var(--radius-md, 16px);
    text-align: center;
}

/* Elementi comuni usati dai template di output. */
.tbc-result__label {
    display: block;
    margin: 0 0 var(--space-2, 8px);
    color: var(--text-title-color, #f7f2e8);
    font: var(--text-h2, 600 24px/30px sans-serif);
}

.tbc-result__lead {
    color: var(--text-muted-color, #9a95ad);
    font: var(--text-caption, 500 13px/16px sans-serif);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.tbc-result__meta {
    margin: var(--space-2, 8px) 0 0;
    color: var(--text-muted-color, #9a95ad);
    font: var(--text-body-sm, 400 14px/20px sans-serif);
}

.tbc-result__link {
    display: inline-block;
    margin-top: var(--space-4, 16px);
    color: var(--gold-300, #f2c879);
    font-weight: var(--fw-semibold, 600);
}

.tbc-result__icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-3, 12px);
    color: var(--gold-400, #e8b14c);
}