.calculator-page {
    padding-bottom: 0;
}

.calculator-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.calculator-heading h2 {
    margin-bottom: 0;
}

.calculator-kicker,
.calculator-equation,
.calculator-card-heading span,
.calculator-metrics span,
.calculator-field-grid label span,
.calculator-field-grid label em,
.calculator-legend,
.calculator-readout dt,
.calculator-footnote {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.calculator-kicker {
    display: inline-block;
    margin: 0 0 0.5rem;
    padding: 0.2rem 0.45rem;
    border: var(--border-style);
    background-color: var(--color-link-highlight-bg);
    color: var(--color-text);
}

.calculator-equation {
    flex: 0 0 auto;
    margin: 0;
    padding: 0.75rem 1rem;
    border: var(--border-style);
    box-shadow: 2px 2px 0 var(--color-shadow);
    color: var(--color-primary);
    background-color: var(--color-paper);
    font-weight: 900;
}

.calculator-intro {
    max-width: 76ch;
    margin-top: 0;
}

.calculator-shell {
    display: grid;
    grid-template-columns: minmax(17rem, 21rem) minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
}

.calculator-controls,
.calculator-card,
.calculator-metrics article {
    border: var(--border-style);
    background-color: var(--color-paper);
    box-shadow: 2px 2px 0 var(--color-shadow);
}

.calculator-controls {
    position: sticky;
    top: 1rem;
    padding: 1rem;
}

.calculator-panel-heading,
.calculator-card-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.calculator-panel-heading h3,
.calculator-card h3 {
    margin: 0;
    color: var(--color-primary);
    font-size: 1.25rem;
    font-weight: 900;
}

.calculator-field-grid {
    display: grid;
    gap: 0.65rem;
}

.calculator-field-grid label {
    display: grid;
    grid-template-columns: minmax(6.5rem, 1fr) minmax(0, 7rem) 3.2rem;
    gap: 0.45rem;
    align-items: center;
    padding-bottom: 0.55rem;
    border-bottom: 1px solid var(--color-border);
}

.calculator-field-grid label span,
.calculator-field-grid label em,
.calculator-card-heading span,
.calculator-legend,
.calculator-readout dt,
.calculator-footnote {
    color: var(--color-footer-text);
    font-style: normal;
}

.calculator-field-grid input {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
    padding: 0.45rem 0.55rem;
    border: var(--border-style);
    background-color: var(--color-paper);
    color: var(--color-text);
    font-family: 'Inconsolata', 'Inconsolata Fallback', monospace;
    font-size: 1rem;
    font-weight: 900;
    text-align: right;
}

.calculator-field-grid input:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.calculator-preset-row {
    display: grid;
    gap: 0.5rem;
    margin-top: 1rem;
}

.calculator-preset {
    padding: 0.55rem 0.75rem;
    border: var(--border-style);
    background-color: var(--color-paper);
    color: var(--color-text);
    font-family: 'Inconsolata', 'Inconsolata Fallback', monospace;
    font-size: 0.95rem;
    font-weight: 900;
    text-align: left;
    cursor: pointer;
}

.calculator-preset:hover {
    background-color: var(--color-link-highlight-bg);
}

.calculator-main {
    min-width: 0;
}

.calculator-metrics {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.calculator-metrics article {
    min-width: 0;
    min-height: 6rem;
    padding: 0.75rem;
}

.calculator-metrics article:nth-child(3n + 1) {
    border-color: var(--color-primary);
}

.calculator-metrics article:nth-child(3n + 2) {
    border-color: var(--color-secondary);
}

.calculator-metrics strong {
    display: block;
    margin-top: 0.45rem;
    color: var(--color-text);
    font-size: clamp(1.15rem, 2vw, 1.55rem);
    line-height: 1.05;
    overflow-wrap: anywhere;
}

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

.calculator-card {
    min-width: 0;
    padding: 1rem;
}

.calculator-card-wide {
    grid-column: 1 / -1;
}

.calculator-card canvas {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 22rem;
    border: var(--border-style);
    background-color: var(--color-bg);
}

#sweepChart {
    height: 28rem;
}

#layoutCanvas {
    height: 24rem;
}

.calculator-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-top: 0.7rem;
}

.calculator-legend span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.calculator-legend i {
    display: inline-block;
    width: 0.75rem;
    height: 0.75rem;
    border: 1px solid var(--color-border);
}

.single-dot {
    background-color: #00a6d6;
}

.array-dot {
    background-color: #f2c94c;
}

.sweep-dot {
    background-color: #35c76f;
}

.target-dot {
    background-color: var(--color-secondary);
}

.under-dot {
    background-color: var(--color-footer-text);
}

.calculator-readout dl {
    display: grid;
    gap: 0.65rem;
    margin: 1rem 0;
}

.calculator-readout dl div {
    display: grid;
    grid-template-columns: minmax(7rem, 1fr) minmax(0, 1.1fr);
    gap: 0.65rem;
    align-items: baseline;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid var(--color-border);
}

.calculator-readout dd {
    margin: 0;
    color: var(--color-text);
    font-weight: 900;
    text-align: right;
    overflow-wrap: anywhere;
}

.calculator-verdict {
    margin: 0;
    padding: 0.85rem;
    border: var(--border-style);
    background-color: var(--color-link-highlight-bg);
}

.calculator-footnote {
    margin: 1.5rem 0 0;
    color: var(--color-footer-text);
    text-transform: none;
}

@media (max-width: 1180px) {
    .calculator-shell {
        grid-template-columns: 1fr;
    }

    .calculator-controls {
        position: static;
    }

    .calculator-metrics {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .calculator-heading {
        flex-direction: column;
    }

    .calculator-equation {
        width: 100%;
        box-sizing: border-box;
    }

    .calculator-field-grid label {
        grid-template-columns: 1fr;
        gap: 0.3rem;
    }

    .calculator-field-grid label em {
        justify-self: end;
    }

    .calculator-metrics,
    .calculator-grid {
        grid-template-columns: 1fr;
    }

    .calculator-metrics article {
        min-height: 5rem;
    }

    .calculator-card-heading {
        flex-direction: column;
        gap: 0.4rem;
    }

    .calculator-card canvas,
    #sweepChart,
    #layoutCanvas {
        height: 19rem;
    }
}