.calculadora-section {
    padding: 80px 20px;
    background-color: var(--clr-white);
}

.calculadora-section .section-header {
    max-width: 1100px;
}

.calculadora-section .section-header p {
    max-width: 700px;
    margin: 0 auto;
}

.calculadora {
    max-width: 1100px;
    margin: 0 auto;
    background-color: var(--clr-bg);
    border-radius: 8px;
    padding: 2.5rem;
}

.calc-campos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.calc-campo {
    display: flex;
    flex-direction: column;
}

.calc-etiqueta {
    flex-grow: 1;
    display: flex;
    align-items: flex-end;
    gap: 0.4rem;
    margin-bottom: 0.4rem;
}

.calc-campo label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--clr-primary-dark);
}

.calc-info {
    position: relative;
    flex-shrink: 0;
}

.calc-info-btn {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid var(--clr-accent);
    background-color: transparent;
    color: var(--clr-accent);
    font-family: var(--font-primary);
    font-style: italic;
    font-size: 0.8rem;
    line-height: 1;
    cursor: pointer;
    margin-bottom: 2px;
}

.calc-info-btn:hover,
.calc-info-btn:focus-visible {
    background-color: var(--clr-accent);
    color: var(--clr-white);
    outline: none;
}

.calc-tip {
    position: absolute;
    bottom: calc(100% + 8px);
    right: -8px;
    width: 240px;
    padding: 0.75rem 0.9rem;
    border-radius: 6px;
    background-color: var(--clr-primary-dark);
    color: var(--clr-white);
    font-size: 0.82rem;
    line-height: 1.45;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast);
    z-index: 5;
}

.calc-tip::after {
    content: "";
    position: absolute;
    top: 100%;
    right: 14px;
    border: 6px solid transparent;
    border-top-color: var(--clr-primary-dark);
}

.calc-info:hover .calc-tip,
.calc-info-btn:focus-visible + .calc-tip,
.calc-info.abierto .calc-tip {
    opacity: 1;
    visibility: visible;
}

.calc-campo input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 6px;
    font-family: var(--font-secondary);
    font-size: 1rem;
    background-color: var(--clr-white);
}

.calc-campo input:focus {
    outline: 2px solid var(--clr-accent);
    border-color: transparent;
}

.calc-resultado {
    background-color: var(--clr-primary-dark);
    color: var(--clr-white);
    border-radius: 8px;
    padding: 2rem;
}

.calc-cifra {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 5vw, 2.8rem);
    color: var(--clr-accent-light);
    line-height: 1.1;
    margin-bottom: 0.5rem;
    overflow-wrap: anywhere;
}

.calc-mensaje {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

.calc-tabla {
    width: 100%;
    max-width: 520px;
    border-collapse: collapse;
    margin-top: 1.5rem;
}

.calc-tabla th,
.calc-tabla td {
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.95rem;
}

.calc-tabla th {
    text-align: left;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
}

.calc-tabla td {
    text-align: right;
    font-weight: 700;
    color: var(--clr-white);
    white-space: nowrap;
    padding-left: 1rem;
}

.calc-tabla .calc-clave th,
.calc-tabla .calc-clave td {
    border-bottom: none;
    color: var(--clr-accent-light);
    font-weight: 700;
}

.calc-detalle {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
    margin-top: 1rem;
}

.calc-supuesto {
    font-size: 0.78rem;
    font-style: italic;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.75rem;
    margin-bottom: 0;
}

.calc-pie {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--clr-text-light);
    text-align: center;
}

@media (max-width: 768px) {
    .calculadora {
        padding: 2rem 1.5rem;
    }
}