.empatec-calc {
    --empatec-primary: #0e3d59;
    --empatec-primary-dark: #082c41;
    --empatec-accent: #f28c18;
    --empatec-border: #dce4e9;
    --empatec-muted: #5e6c75;
    --empatec-bg: #f5f7f9;
    --empatec-white: #fff;
    color: #18242b;
    max-width: 1180px;
    margin: 0 auto;
    padding: 28px 18px 56px;
    box-sizing: border-box;
}

.empatec-calc *,
.empatec-calc *::before,
.empatec-calc *::after {
    box-sizing: border-box;
}

.empatec-calc__hero {
    padding: 42px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--empatec-primary-dark), var(--empatec-primary));
    color: var(--empatec-white);
    margin-bottom: 26px;
}

.empatec-calc__hero h1 {
    color: inherit;
    margin: 8px 0 12px;
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.08;
}

.empatec-calc__hero p {
    margin: 0;
    max-width: 780px;
    font-size: 1.08rem;
    line-height: 1.7;
}

.empatec-calc__eyebrow {
    display: inline-block;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    font-size: .78rem;
    color: #ffd5a1;
}

.empatec-calc__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
    align-items: stretch;
}

.empatec-calc__card {
    background: var(--empatec-white);
    border: 1px solid var(--empatec-border);
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(9, 35, 52, .07);
}

.empatec-calc__card h2 {
    margin: 0 0 24px;
    color: var(--empatec-primary);
    font-size: 1.55rem;
}

.empatec-calc__field {
    margin-bottom: 18px;
}

.empatec-calc__field label {
    display: block;
    margin-bottom: 7px;
    font-weight: 700;
}

.empatec-calc__field label span {
    color: var(--empatec-muted);
    font-weight: 400;
}

.empatec-calc__field input {
    display: block;
    width: 100%;
    min-height: 48px;
    border: 1px solid #bdcbd3;
    border-radius: 8px;
    padding: 10px 13px;
    font-size: 1rem;
    background: #fff;
}

.empatec-calc__field input:focus {
    outline: 3px solid rgba(242, 140, 24, .2);
    border-color: var(--empatec-accent);
}

.empatec-calc__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.empatec-calc__button,
.empatec-calc__shop-link {
    appearance: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 46px;
    padding: 11px 20px;
    border: 1px solid var(--empatec-primary);
    border-radius: 8px;
    background: var(--empatec-primary);
    color: #fff !important;
    font-weight: 700;
    text-decoration: none !important;
    cursor: pointer;
    transition: transform .15s ease, background .15s ease;
}

.empatec-calc__button:hover,
.empatec-calc__shop-link:hover {
    transform: translateY(-1px);
    background: var(--empatec-primary-dark);
}

.empatec-calc__button--secondary {
    background: #fff;
    color: var(--empatec-primary) !important;
}

.empatec-calc__result {
    background: var(--empatec-bg);
}

.empatec-calc__result-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 18px;
    padding: 17px 0;
    border-bottom: 1px solid var(--empatec-border);
}

.empatec-calc__result-row span {
    color: var(--empatec-muted);
}

.empatec-calc__result-row strong {
    text-align: right;
    color: var(--empatec-primary);
    font-size: 1.25rem;
}

.empatec-calc__formula {
    margin: 24px 0;
    padding: 18px;
    border-left: 4px solid var(--empatec-accent);
    background: #fff;
}

.empatec-calc__formula h3 {
    margin: 0 0 10px;
    font-size: 1rem;
}

.empatec-calc__formula p {
    margin: 6px 0;
}

.empatec-calc__shop-link {
    width: 100%;
    margin-top: 4px;
    background: var(--empatec-accent);
    border-color: var(--empatec-accent);
}

.empatec-calc__error {
    margin: 15px 0 0;
    padding: 12px;
    border-radius: 7px;
    background: #fff0f0;
    color: #9e2020;
}

.empatec-calc__content {
    margin-top: 28px;
    padding: 32px;
    border: 1px solid var(--empatec-border);
    border-radius: 16px;
    background: #fff;
}

.empatec-calc__content > h2 {
    margin-top: 0;
    color: var(--empatec-primary);
}

.empatec-calc__content > p {
    line-height: 1.75;
}

.empatec-calc__info-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 25px;
}

.empatec-calc__info-grid > div {
    padding: 20px;
    border-radius: 11px;
    background: var(--empatec-bg);
}

.empatec-calc__info-grid h3 {
    margin-top: 0;
    color: var(--empatec-primary);
}

.empatec-calc__info-grid p {
    margin-bottom: 0;
    line-height: 1.65;
}

.empatec-calc__notice {
    margin-top: 24px;
    padding: 18px 20px;
    border-radius: 10px;
    background: #fff7ec;
    border: 1px solid #f6d4aa;
    line-height: 1.6;
}

@media (max-width: 800px) {
    .empatec-calc__grid,
    .empatec-calc__info-grid {
        grid-template-columns: 1fr;
    }

    .empatec-calc__hero {
        padding: 30px 24px;
    }

    .empatec-calc__card,
    .empatec-calc__content {
        padding: 22px;
    }
}

@media (max-width: 480px) {
    .empatec-calc {
        padding-left: 10px;
        padding-right: 10px;
    }

    .empatec-calc__result-row {
        display: block;
    }

    .empatec-calc__result-row strong {
        display: block;
        margin-top: 5px;
        text-align: left;
    }

    .empatec-calc__actions > * {
        width: 100%;
    }
}