.ac-calculator {
    --ac-blue: #1559d6;
    --ac-blue-dark: #102751;
    --ac-blue-soft: #edf4ff;
    --ac-green: #239b63;
    --ac-green-soft: #eaf8f1;
    --ac-border: #dfe6ef;
    --ac-muted: #64748b;
    --ac-surface: #ffffff;
    --ac-background: #f7f9fc;
    --ac-shadow: 0 14px 36px rgba(16, 39, 81, 0.08);
    color: var(--ac-blue-dark);
    font-family: inherit;
    margin: 2rem auto;
    max-width: 1320px;
}

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

.ac-calculator__grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: minmax(300px, 0.78fr) minmax(520px, 1.65fr);
}

.ac-input-card,
.ac-results,
.ac-table-card,
.ac-cta {
    background: var(--ac-surface);
    border: 1px solid var(--ac-border);
    border-radius: 18px;
    box-shadow: var(--ac-shadow);
}

.ac-input-card {
    padding: clamp(1.25rem, 2.5vw, 2rem);
}

.ac-card-heading h2 {
    color: var(--ac-blue-dark);
    font-size: clamp(1.8rem, 3vw, 2.65rem);
    line-height: 1.08;
    margin: 0.3rem 0 0.7rem;
}

.ac-card-heading p {
    color: var(--ac-muted);
    line-height: 1.55;
    margin: 0;
}

.ac-eyebrow {
    color: var(--ac-blue) !important;
    font-size: 0.78rem;
    font-weight: 750;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ac-fields {
    display: grid;
    gap: 0.85rem;
    margin-top: 1.7rem;
}

.ac-field {
    align-items: center;
    display: grid;
    gap: 0.75rem;
    grid-template-columns: minmax(120px, 1fr) minmax(140px, 0.9fr);
}

.ac-field > span:first-child {
    font-size: 0.94rem;
    font-weight: 650;
}

.ac-input-wrap,
.ac-static-value {
    align-items: center;
    background: #fff;
    border: 1px solid var(--ac-border);
    border-radius: 10px;
    display: flex;
    min-height: 46px;
    overflow: hidden;
}

.ac-input-wrap:focus-within {
    border-color: var(--ac-blue);
    box-shadow: 0 0 0 3px rgba(21, 89, 214, 0.12);
}

.ac-input-wrap input {
    appearance: textfield;
    background: transparent;
    border: 0;
    color: var(--ac-blue-dark);
    font: inherit;
    font-weight: 650;
    min-width: 0;
    outline: none;
    padding: 0.7rem 0.25rem 0.7rem 0.8rem;
    width: 100%;
}

.ac-input-wrap input::-webkit-inner-spin-button,
.ac-input-wrap input::-webkit-outer-spin-button {
    appearance: none;
    margin: 0;
}

.ac-input-wrap > span {
    color: var(--ac-muted);
    flex: 0 0 auto;
    font-size: 0.88rem;
    padding: 0 0.8rem 0 0.4rem;
}

.ac-static-value {
    color: var(--ac-muted);
    font-size: 0.85rem;
    padding: 0.65rem 0.8rem;
}

.ac-primary-button {
    align-items: center;
    background: var(--ac-blue);
    border: 0;
    border-radius: 10px;
    color: #fff !important;
    cursor: pointer;
    display: inline-flex;
    font: inherit;
    font-weight: 750;
    gap: 0.55rem;
    justify-content: center;
    line-height: 1.2;
    margin-top: 1.15rem;
    min-height: 48px;
    padding: 0.8rem 1.1rem;
    text-decoration: none !important;
    transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
    width: 100%;
}

.ac-primary-button:hover,
.ac-primary-button:focus-visible {
    background: #0d48b8;
    box-shadow: 0 10px 22px rgba(21, 89, 214, 0.2);
    transform: translateY(-1px);
}

.ac-primary-button:focus-visible,
.ac-table-toggle:focus-visible {
    outline: 3px solid rgba(21, 89, 214, 0.25);
    outline-offset: 2px;
}

.ac-primary-button--small {
    flex: 0 0 auto;
    margin: 0;
    width: auto;
}

.ac-disclaimer,
.ac-error {
    font-size: 0.78rem;
    line-height: 1.45;
}

.ac-disclaimer {
    color: var(--ac-muted);
    margin: 0.9rem 0 0;
}

.ac-error {
    background: #fff2f2;
    border: 1px solid #f1b8b8;
    border-radius: 8px;
    color: #9f1f1f;
    margin: 1rem 0 0;
    padding: 0.7rem;
}

.ac-results {
    background: linear-gradient(180deg, #f6f9ff 0%, #ffffff 38%);
    padding: clamp(1.25rem, 2.5vw, 2rem);
}

.ac-result-hero {
    align-items: flex-start;
    display: flex;
    justify-content: space-between;
    min-height: 125px;
}

.ac-result-hero p,
.ac-metric-card p {
    color: var(--ac-blue-dark);
    font-weight: 650;
    margin: 0;
}

.ac-result-hero strong {
    color: var(--ac-blue);
    display: block;
    font-size: clamp(2.5rem, 6vw, 4.8rem);
    letter-spacing: -0.045em;
    line-height: 1;
    margin: 0.45rem 0;
}

.ac-result-hero span,
.ac-metric-card span:not(.ac-metric-icon) {
    color: var(--ac-muted);
    font-size: 0.84rem;
}

.ac-result-hero__symbol {
    color: var(--ac-blue);
    font-size: clamp(3rem, 8vw, 7rem);
    line-height: 0.8;
    opacity: 0.22;
    transform: rotate(-20deg);
}

.ac-result-cards {
    display: grid;
    gap: 0.9rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ac-metric-card {
    align-items: center;
    background: #fff;
    border: 1px solid var(--ac-border);
    border-radius: 14px;
    display: flex;
    gap: 0.9rem;
    padding: 1rem;
}

.ac-metric-card strong {
    color: var(--ac-blue);
    display: block;
    font-size: clamp(1.25rem, 2.4vw, 2rem);
    margin: 0.18rem 0;
}

.ac-metric-card--return strong {
    color: var(--ac-green);
}

.ac-metric-icon {
    align-items: center;
    background: var(--ac-blue-soft);
    border-radius: 12px;
    color: var(--ac-blue);
    display: inline-flex;
    flex: 0 0 48px;
    font-size: 1.15rem;
    font-weight: 800;
    height: 48px;
    justify-content: center;
}

.ac-metric-card--return .ac-metric-icon {
    background: var(--ac-green-soft);
    color: var(--ac-green);
}

.ac-visual-grid {
    display: grid;
    gap: 0.9rem;
    grid-template-columns: minmax(0, 1.6fr) minmax(230px, 0.75fr);
    margin-top: 0.9rem;
}

.ac-chart-card,
.ac-donut-card {
    background: #fff;
    border: 1px solid var(--ac-border);
    border-radius: 14px;
    padding: 1rem;
}

.ac-section-title {
    align-items: center;
    display: flex;
    gap: 1rem;
    justify-content: space-between;
}

.ac-section-title h3,
.ac-donut-card h3,
.ac-table-card h3 {
    color: var(--ac-blue-dark);
    font-size: 1rem;
    margin: 0;
}

.ac-legend,
.ac-donut-legend {
    color: var(--ac-muted);
    display: flex;
    flex-wrap: wrap;
    font-size: 0.72rem;
    gap: 0.75rem;
}

.ac-legend span,
.ac-donut-legend span {
    align-items: center;
    display: inline-flex;
    gap: 0.35rem;
}

.ac-dot {
    background: currentColor;
    border-radius: 50%;
    display: inline-block;
    height: 8px;
    width: 8px;
}

.ac-dot--total {
    color: var(--ac-blue);
}

.ac-dot--paid {
    color: #79a7ef;
}

.ac-dot--earnings {
    color: var(--ac-green);
}

.ac-chart {
    color: var(--ac-blue);
    margin-top: 0.7rem;
    min-height: 245px;
    width: 100%;
}

.ac-chart svg {
    display: block;
    height: auto;
    overflow: visible;
    width: 100%;
}

.ac-chart-gridline {
    stroke: #e8edf4;
    stroke-width: 1;
}

.ac-chart-label {
    fill: #7b8799;
    font-size: 12px;
}

.ac-chart-line {
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 4;
}

.ac-chart-line--total {
    stroke: var(--ac-blue);
}

.ac-chart-line--paid {
    stroke: #79a7ef;
    stroke-dasharray: 9 8;
    stroke-width: 3;
}

.ac-chart-area {
    color: var(--ac-blue);
}

.ac-donut-card {
    align-items: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
}

.ac-donut {
    --ac-paid-share: 50%;
    align-items: center;
    background: conic-gradient(#79a7ef 0 var(--ac-paid-share), var(--ac-green) var(--ac-paid-share) 100%);
    border-radius: 50%;
    display: flex;
    height: clamp(145px, 15vw, 190px);
    justify-content: center;
    margin: 1rem auto;
    position: relative;
    width: clamp(145px, 15vw, 190px);
}

.ac-donut::after {
    background: #fff;
    border-radius: 50%;
    content: '';
    height: 52%;
    position: absolute;
    width: 52%;
}

.ac-donut.is-negative {
    background: conic-gradient(#79a7ef 0 100%);
}

.ac-donut__center {
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.ac-donut__center strong {
    color: var(--ac-green);
    font-size: 1.2rem;
}

.ac-donut__center span {
    color: var(--ac-muted);
    font-size: 0.7rem;
}

.ac-table-card {
    margin-top: 1.25rem;
    padding: 1.15rem 1.35rem;
}

.ac-table-toggle {
    background: transparent;
    border: 0;
    color: var(--ac-blue);
    cursor: pointer;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.35rem;
}

.ac-table-scroll {
    margin-top: 0.85rem;
    overflow-x: auto;
}

.ac-table-card table {
    border-collapse: collapse;
    font-size: 0.86rem;
    min-width: 620px;
    width: 100%;
}

.ac-table-card th,
.ac-table-card td {
    border-bottom: 1px solid var(--ac-border);
    padding: 0.72rem 0.55rem;
    text-align: right;
}

.ac-table-card th:first-child,
.ac-table-card td:first-child {
    text-align: left;
}

.ac-table-card th {
    color: var(--ac-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.ac-table-card tbody tr:last-child td {
    border-bottom: 0;
    font-weight: 700;
}

.ac-cta {
    align-items: center;
    background: linear-gradient(90deg, #f4f8ff, #ffffff);
    border-color: #bad1f7;
    display: flex;
    gap: 1rem;
    margin-top: 1.25rem;
    padding: 1rem 1.25rem;
}

.ac-cta__icon {
    align-items: center;
    background: var(--ac-blue-soft);
    border-radius: 50%;
    color: var(--ac-blue);
    display: inline-flex;
    flex: 0 0 48px;
    font-size: 1.2rem;
    font-weight: 900;
    height: 48px;
    justify-content: center;
}

.ac-cta p {
    flex: 1;
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    font-weight: 700;
    line-height: 1.4;
    margin: 0;
}

@media (max-width: 980px) {
    .ac-calculator__grid {
        grid-template-columns: 1fr;
    }

    .ac-visual-grid {
        grid-template-columns: minmax(0, 1.5fr) minmax(230px, 0.7fr);
    }
}

@media (max-width: 720px) {
    .ac-calculator {
        margin: 1rem auto;
    }

    .ac-result-cards,
    .ac-visual-grid {
        grid-template-columns: 1fr;
    }

    .ac-field {
        align-items: stretch;
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .ac-result-hero {
        min-height: auto;
    }

    .ac-result-hero__symbol {
        display: none;
    }

    .ac-section-title {
        align-items: flex-start;
        flex-direction: column;
    }

    .ac-cta {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .ac-cta p {
        flex-basis: calc(100% - 64px);
    }

    .ac-primary-button--small {
        margin-left: 64px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ac-primary-button {
        transition: none;
    }
}