.section-inversion {
    padding: 120px 80px;
    background: #ffffff;
    color: #2F3B4A;
    display: flex;
    align-items: center;
    gap: 100px;
    position: relative;
}

.inversion-card {
    flex: 0.8;
    background: var(--white);
    padding: 50px;
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(120, 90, 40, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.inversion-text {
    flex: 1;
    max-width: 600px;
}

.inversion-text h4 {
    font-family: 'Good Times', sans-serif;
    font-size: 14px;
    color: #9B7C4E;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.inversion-text h2 {
    font-family: 'Playfair Display', serif;
    font-size: 48px;
    color: #2F3B4A;
    margin-bottom: 25px;
    line-height: 1.2;
}

.inversion-text p {
    font-size: 18px;
    color: #3C4856;
    margin-bottom: 30px;
    line-height: 1.7;
}

.inv-input-group {
    margin-bottom: 30px;
}

.inv-input-group label {
    display: block;
    font-size: 12px;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.inv-input-wrapper {
    position: relative;
    border-bottom: 2px solid #eee;
}

.inv-input-wrapper span {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    color: #2F3B4A;
}

.inv-input-wrapper input {
    width: 100%;
    background: transparent;
    border: none;
    padding: 15px 0 15px 30px;
    font-size: 32px;
    color: #2F3B4A;
    font-family: 'Playfair Display', serif;
}

.inv-input-wrapper input:focus {
    outline: none;
    border-color: #CAA874;
}

.inv-results {
    background: #FAF6EE;
    border-radius: 15px;
    padding: 25px;
    margin-top: 30px;
    border: 1px solid rgba(155, 124, 78, 0.3);
}

.inv-res-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.inv-res-item span:first-child {
    color: #777;
    font-size: 14px;
}

.inv-res-item:last-child {
    margin-bottom: 0;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.inv-res-item .val {
    font-family: 'Avenir Next', 'Avenir', 'Montserrat', sans-serif;
    font-weight: 600;
    color: #CAA874;
}

.inv-error {
    color: #d9534f;
    font-size: 13px;
    margin-top: 10px;
    display: none;
}

.inv-btn {
    display: block;
    width: 100%;
    margin-top: 30px;
    padding: 20px;
    background: #2F3B4A;
    color: var(--white);
    text-align: center;
    text-decoration: none;
    font-family: 'Good Times', sans-serif;
    font-size: 12px;
    letter-spacing: 2px;
    border-radius: 8px;
    transition: all 0.3s;
}

.inv-btn.disabled {
    opacity: 0.3;
    pointer-events: none;
}

.inv-btn:hover {
    background: #CAA874;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(202, 168, 116, 0.2);
}

@media (max-width: 1100px) {
    .section-inversion {
        flex-direction: column;
        padding: 80px 40px;
        gap: 60px;
    }

    .inversion-card,
    .inversion-text {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .section-inversion {
        padding: 60px 16px;
        gap: 36px;
    }

    .inversion-card {
        padding: 28px 20px;
        border-radius: 20px;
    }

    .inversion-text h2 {
        font-size: 34px;
    }

    .inversion-text p,
    .inversion-text ul {
        font-size: 16px !important;
        line-height: 1.7;
    }

    .inv-input-wrapper input {
        font-size: 26px;
    }

    .inv-results {
        padding: 20px 16px;
    }

    .inv-res-item {
        gap: 12px;
        align-items: flex-start;
    }

    .inv-res-item span:first-child {
        max-width: 60%;
    }

    .inv-btn {
        padding: 18px 16px;
        letter-spacing: 1.2px;
    }
}