.everlogix-calculator {
    --everlogix-navy: #00177F;
    --everlogix-blue: #1769aa;
    --everlogix-green: #64D641;
    --everlogix-border: #dce5ec;
    --everlogix-muted: #637487;
    max-width: 760px;
    margin: 2rem auto;
    padding: clamp(1.25rem, 4vw, 2.5rem);
    color: var(--everlogix-navy);
    background: #fff;
    border: 1px solid var(--everlogix-border);
    border-radius: 18px;
    box-shadow: 0 16px 48px rgb(18 48 74 / 9%);
    font-family: inherit;
}

.everlogix-calculator *,
.everlogix-calculator *::before,
.everlogix-calculator *::after {
    box-sizing: border-box;
}

.everlogix-calculator [hidden] {
    display: none !important;
}

.everlogix-calculator__header {
    margin-bottom: 1.75rem;
}

.everlogix-calculator__eyebrow {
    color: var(--everlogix-green);
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .13em;
}

.everlogix-calculator__header h2 {
    margin: .45rem 0;
    color: var(--everlogix-navy);
    font-size: clamp(1.7rem, 4vw, 2.15rem);
    line-height: 1.2;
    font-weight: 600;
}

.everlogix-calculator__header p,
.everlogix-calculator__hint {
    margin: 0;
    color: var(--everlogix-muted);
    line-height: 1.55;
}

.everlogix-calculator__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.everlogix-calculator__grid--dimensions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 1rem;
}

.everlogix-field {
    min-width: 0;
}

.everlogix-field label {
    display: block;
    margin-bottom: .45rem;
    color: var(--everlogix-navy);
    font-size: .9rem;
    font-weight: 700;
}

.everlogix-field label span {
    color: var(--everlogix-muted);
    font-weight: 500;
}

.everlogix-calculator .everlogix-field input,
.everlogix-calculator .everlogix-field select {
    width: 100%;
    min-height: 48px;
    padding: .7rem .8rem;
    color: var(--everlogix-navy);
    background-color: #fff;
    border: 1px solid #cbd7e1;
    border-radius: 8px;
    font: inherit;
    font-size: 1.2rem;
}

.everlogix-calculator .everlogix-field input:focus,
.everlogix-calculator .everlogix-field select:focus {
    border-color: var(--everlogix-blue);
    outline: 3px solid rgb(23 105 170 / 15%);
}

.everlogix-panel {
    min-width: 0;
    margin: 1.5rem 0 0;
    padding: 1.25rem;
    border: 1px solid var(--everlogix-border);
    border-radius: 12px;
}

.everlogix-panel legend {
    padding: 0 .45rem;
    color: var(--everlogix-navy);
    font-weight: 800;
}

.everlogix-calculator__hint {
    font-size: .88rem;
}

.everlogix-dimensions--custom {
    margin-top: 1rem;
}

.everlogix-calculator__submit {
    width: 100%;
    min-height: 52px;
    margin-top: 1.5rem;
    padding: .8rem 1.2rem;
    color: #fff;
    background: var(--everlogix-green);
    border: 0;
    border-radius: 9px;
    cursor: pointer;
    font: inherit;
    font-weight: 800;
    transition: background-color .2s ease, transform .2s ease;
}

.everlogix-calculator__submit:hover {
    background: var(--everlogix-navy);
}

.everlogix-calculator__submit:active {
    transform: translateY(1px);
}

.everlogix-calculator__submit:disabled {
    cursor: wait;
    opacity: .7;
}

.everlogix-calculator__result {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    margin-top: 1rem;
    padding: 1rem 1.1rem;
    color: #155b42;
    background: #edf8f3;
    border: 1px solid #c8e8d9;
    border-radius: 9px;
}

.everlogix-calculator__result.is-error {
    color: #9f2f2f;
    background: #fff1f0;
    border-color: #f2cfcc;
}

.everlogix-calculator__price {
    font-size: 1.5rem;
}

.everlogix-calculator__detail {
    color: inherit;
    font-size: .9rem;
    line-height: 1.5;
}

@media (max-width: 560px) {
    .everlogix-calculator__grid,
    .everlogix-calculator__grid--dimensions {
        grid-template-columns: 1fr;
    }

    .everlogix-panel {
        padding: 1rem;
    }
}