/* ============================= */
/* UTILITÁRIOS                   */
/* ============================= */

.hidden {
    display: none !important;
}

/* ============================= */
/* SELETOR DE ABAS               */
/* ============================= */

.tab-selector {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.tab-btn {
    flex: 1;
    padding: 12px;
    background: var(--bg-input);
    color: var(--text-muted);
    border: 1px solid var(--border-light);
    cursor: pointer;
    border-radius: var(--radius-main);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 16px;
}

.tab-btn.active {
    background: var(--primary-color);
    color: var(--text-dark);
    border-color: var(--primary-color);
}

/* ============================= */
/* DISPLAY E BOTÕES CALCULADORA  */
/* ============================= */

#display {
    width: 100%;
    height: 70px;
    text-align: right;
    font-size: 1.8rem;
    margin-bottom: 15px;
    padding: 15px;
    background: var(--bg-dark);
    color: var(--primary-color);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-main);
}

.b3-page .op-btn {
    flex: 1;
    padding: 18px 8px;
    border: none;
    background: var(--bg-input);
    color: var(--text-white);
    cursor: pointer;
    border-radius: var(--radius-main);
    font-weight: bold;
    font-size: 18px;
    text-transform: uppercase;
    transition: 0.2s;
}

.b3-page .op-btn:hover {
    background: #3a3a3a;
}

/* ============================= */
/* SELETORES E INPUTS B3         */
/* ============================= */

.sub-selector {
    background: var(--bg-menu);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-color);
}

.sub-selector label {
    display: block;
    color: var(--primary-color);
    font-size: 11px;
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: 8px;
}

select {
    width: 100%;
    padding: 12px;
    background: var(--bg-input);
    color: var(--text-white);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    outline: none;
}

.b3-page input {
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid var(--border-main);
    background-color: var(--bg-input);
    color: var(--text-white);
    font-size: 15px;
    outline: none;
}

/* ============================= */
/* AÇÕES E BOTÕES PRINCIPAIS     */
/* ============================= */

.b3-page .main-btn {
    width: 100%;
    padding: 14px;
    border: none;
    font-weight: bold;
    cursor: pointer;
    border-radius: var(--radius-main);
    font-size: 14px;
    text-transform: uppercase;
}

.b3-page .btn-calc {
    background-color: var(--primary-color);
    color: var(--text-dark);
}

/* ============================= */
/* RESULTADOS E INFORMAÇÕES      */
/* ============================= */

.b3-page .result-box {
    margin-top: 15px;
    padding: 12px;
    background-color: var(--bg-highlight);
    border-radius: 10px;
    border-left: 5px solid var(--primary-color);
}

.b3-page .res-line {
    display: flex;
    justify-content: space-between;
    margin: 5px 0;
    font-size: 15px;
}

.b3-page .val {
    color: var(--text-white);
    font-weight: bold;
}

.tax-info {
    font-size: 0.75rem;
    color: var(--text-gray);
    margin-top: 5px;
    line-height: 1.4;
}

/* ============================= */
/* AVISOS (DISCLAIMER)           */
/* ============================= */

.disclaimer-box {
    margin-top: 20px;
    padding: 14px 16px;
    background: #2a1414; /* Mantido tom marrom de alerta */
    border-left: 4px solid var(--accent-red-light);
    border-radius: var(--radius-main);
    color: #ffd6d6;
    font-size: 0.9rem;
    line-height: 1.5;
}

.disclaimer-box i {
    color: var(--accent-red-light);
    margin-right: 6px;
}