.lvc-calculator {
    --lvc-ink: #111827;
    --lvc-muted: #65748c;
    --lvc-line: #dbe3ef;
    --lvc-panel: #f8fafc;
    --lvc-accent: #b21620;
    --lvc-button: #d72e67;
    --lvc-focus: #2563eb;
    box-sizing: border-box;
    width: 100%;
    max-width: 760px;
    margin: 0 auto;
    padding: 22px 24px;
    border: 1px solid var(--lvc-line);
    border-radius: 8px;
    background: #fff;
    color: var(--lvc-ink);
    font-family: inherit;
    font-size: 16px;
    line-height: 1.4;
}

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

.lvc-title {
    margin: 0 0 16px !important;
    color: var(--lvc-muted);
    font-size: 15px !important;
    font-weight: 700;
    letter-spacing: 1.4px;
    line-height: 1.2 !important;
    text-transform: uppercase;
}

.lvc-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.lvc-stat {
    min-height: 82px;
    padding: 15px 14px 14px;
    border: 1px solid var(--lvc-line);
    border-radius: 6px;
    background: var(--lvc-panel);
    text-align: center;
}

.lvc-stat-label {
    display: block;
    margin-bottom: 8px;
    color: var(--lvc-muted);
    font-size: 10px !important;
    font-weight: 600;
    letter-spacing: 1px;
    line-height: 1.2 !important;
    text-transform: uppercase;
}

.lvc-stat-value {
    display: block;
    color: var(--lvc-ink);
    font-size: 22px !important;
    font-weight: 700;
    line-height: 1 !important;
    white-space: nowrap;
}

.lvc-stat-value-accent {
    color: var(--lvc-accent);
}

.lvc-range {
    display: block;
    width: 100%;
    height: 12px;
    margin: 0 0 20px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--lvc-accent);
    cursor: pointer;
    accent-color: var(--lvc-accent);
}

.lvc-range:focus {
    outline: none;
}

.lvc-range:focus-visible {
    outline: 3px solid var(--lvc-focus);
    outline-offset: 6px;
}

.lvc-range::-webkit-slider-runnable-track {
    height: 8px;
    border: 1px solid #a8a8a8;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--lvc-accent) var(--lvc-fill, 44.44%), #f1f1f1 var(--lvc-fill, 44.44%));
}

.lvc-range::-webkit-slider-thumb {
    width: 18px;
    height: 18px;
    margin-top: -6px;
    border: 0;
    border-radius: 50%;
    background: var(--lvc-accent);
    appearance: none;
}

.lvc-range::-moz-range-track {
    height: 8px;
    border: 1px solid #a8a8a8;
    border-radius: 999px;
    background: #f1f1f1;
}

.lvc-range::-moz-range-progress {
    height: 8px;
    border-radius: 999px;
    background: var(--lvc-accent);
}

.lvc-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border: 0;
    border-radius: 50%;
    background: var(--lvc-accent);
}

.lvc-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.lvc-button {
    min-width: 64px;
    min-height: 38px;
    padding: 8px 12px;
    border: 1px solid #cbd7e8;
    border-radius: 6px;
    background: #fff;
    color: var(--lvc-button);
    font: inherit;
    font-size: 14px !important;
    font-weight: 600;
    line-height: 1 !important;
    cursor: pointer;
    transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.lvc-button:hover,
.lvc-button:focus-visible,
.lvc-button.is-active {
    border-color: var(--lvc-accent);
    box-shadow: 0 0 0 3px rgba(178, 22, 32, 0.12);
}

.lvc-button:active {
    transform: translateY(1px);
}

.lvc-note {
    margin: 0;
    color: var(--lvc-muted);
    font-size: 13px !important;
    line-height: 1.45;
    text-align: center;
}

.lvc-calculator .screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
    white-space: nowrap;
}

@media (max-width: 900px) {
    .lvc-calculator {
        padding: 20px;
    }

    .lvc-stats {
        grid-template-columns: 1fr;
        gap: 10px;
        margin-bottom: 20px;
    }

    .lvc-stat {
        min-height: 78px;
        padding: 14px;
    }
}

@media (max-width: 560px) {
    .lvc-calculator {
        padding: 18px 14px;
    }

    .lvc-title {
        margin-bottom: 14px !important;
        font-size: 14px !important;
        letter-spacing: 1px;
    }

    .lvc-stat-label {
        font-size: 10px !important;
        letter-spacing: 0.8px;
    }

    .lvc-stat-value {
        font-size: 21px !important;
    }

    .lvc-range {
        margin-bottom: 18px;
    }

    .lvc-buttons {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
        margin-bottom: 16px;
    }

    .lvc-button {
        min-width: 0;
        min-height: 38px;
        padding: 8px 10px;
        font-size: 14px !important;
    }

    .lvc-note {
        font-size: 12px !important;
    }
}