/* ============================================
   calculadora.css — Formulario multi-step
   ============================================ */

/* Steps nav */
.mc-steps {
    display: flex;
    gap: 0;
    margin-bottom: 28px;
    border-radius: 50px;
    overflow: hidden;
    border: 1.5px solid var(--mc-border);
    background: #fff;
}

.mc-step-dot {
    flex: 1;
    text-align: center;
    padding: 10px 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--mc-gris2);
    border-right: 1px solid var(--mc-border);
    transition: background .2s, color .2s;
    cursor: default;
}

.mc-step-dot:last-child { border-right: none; }
.mc-step-dot.active     { background: var(--mc-verde); color: #fff; }
.mc-step-dot.done       { background: #e8f5ee; color: var(--mc-verde); cursor: pointer; }

/* Cards de step */
.mc-step-card {
    background: #fff;
    border: 1.5px solid var(--mc-border);
    border-radius: var(--mc-radio);
    padding: 28px 32px;
    display: none;
}

.mc-step-card.mc-active { display: block; }

.mc-step-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--mc-gris);
    margin: 0 0 4px;
}

.mc-step-sub {
    font-size: 13px;
    color: var(--mc-gris2);
    margin: 0 0 22px;
}

/* Campos */
.mc-field {
    margin-bottom: 18px;
}

.mc-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--mc-gris);
    margin-bottom: 6px;
}

.mc-field input[type="number"],
.mc-field input[type="text"],
.mc-field select {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    border: 1.5px solid var(--mc-border);
    border-radius: 8px;
    font-size: 14px;
    font-family: 'Montserrat', sans-serif;
    color: var(--mc-gris);
    background: #fff;
    outline: none;
    transition: border-color .15s;
    appearance: none;
    -webkit-appearance: none;
}

.mc-field input:focus,
.mc-field select:focus {
    border-color: var(--mc-verde);
}

.mc-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

/* Pills de opción */
.mc-options {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 4px;
}

.mc-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: 1.5px solid var(--mc-border);
    border-radius: 50px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    background: #fff;
    font-family: 'Montserrat', sans-serif;
    color: var(--mc-gris);
    transition: border-color .15s, background .15s;
}

.mc-option:hover          { border-color: var(--mc-verde); background: #f0faf5; }
.mc-option.mc-sel         { border-color: var(--mc-verde); background: #f0faf5; color: var(--mc-verde); font-weight: 600; }

.mc-option .mc-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1.5px solid #ccc;
    flex-shrink: 0;
    transition: all .15s;
}

.mc-option.mc-sel .mc-dot {
    border-color: var(--mc-verde);
    background: var(--mc-verde);
    box-shadow: inset 0 0 0 3px #fff;
}

/* Slider */
.mc-slider-wrap { margin-top: 8px; }

.mc-slider-val {
    display: inline-block;
    font-size: 20px;
    font-weight: 700;
    color: var(--mc-verde);
    margin-bottom: 6px;
}

.mc-slider-val span {
    font-size: 13px;
    font-weight: 500;
    color: var(--mc-gris2);
    margin-left: 4px;
}

input[type="range"].mc-range {
    width: 100%;
    height: 4px;
    accent-color: var(--mc-verde);
    cursor: pointer;
}

/* Navegación */
.mc-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
}

.mc-btn-back {
    padding: 10px 22px;
    border: 1.5px solid var(--mc-border);
    border-radius: 50px;
    background: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: var(--mc-gris2);
    cursor: pointer;
    transition: border-color .15s;
}

.mc-btn-back:hover { border-color: var(--mc-verde); }

.mc-btn-next {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    background: var(--mc-verde);
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .4px;
    cursor: pointer;
    transition: background .15s, transform .1s;
}

.mc-btn-next:hover    { background: var(--mc-verde-hover); transform: translateY(-1px); }
.mc-btn-next:disabled { opacity: .4; cursor: not-allowed; transform: none; }

/* Responsive */
@media (max-width: 600px) {
    .mc-step-card   { padding: 20px 18px; }
    .mc-field-row   { grid-template-columns: 1fr; }
    .mc-step-dot    { font-size: 10px; padding: 8px 4px; }
    .mc-options     { flex-direction: column; }
    .mc-option      { border-radius: 10px; }
}