.page-topology-flood {
    --tf-ink: #07110f;
    --tf-panel: #0d1b17;
    --tf-panel-2: #12241f;
    --tf-line: #294239;
    --tf-mint: #7bc59f;
    --tf-amber: #f0bd62;
    --tf-blue: #5d879c;
    --tf-coral: #ed776d;
    --tf-text: #edf4f1;
    --tf-muted: #9cb1a9;
}

.page-topology-flood main {
    padding-top: 16px;
}

.page-topology-flood .topology-app,
.page-topology-flood .topology-formula-wrap {
    width: min(var(--max), calc(100% - 32px));
    margin-inline: auto;
}

.page-topology-flood .topology-workspace,
.page-topology-flood .topology-workspace *,
.page-topology-flood .topology-workspace *::before,
.page-topology-flood .topology-workspace *::after {
    box-sizing: border-box;
}

.page-topology-flood .topology-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1.48fr) minmax(330px, 0.82fr);
    grid-template-areas:
        "field operation"
        "field result"
        "advanced advanced";
    align-items: start;
    min-width: 0;
    border: 1px solid var(--line);
    background: var(--tf-ink);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.25);
}

.page-topology-flood .topology-workspace button,
.page-topology-flood .topology-workspace input,
.page-topology-flood .topology-workspace textarea {
    font: inherit;
}

.page-topology-flood .topology-workspace button {
    min-height: 40px;
    border: 1px solid #38524a;
    border-radius: 5px;
    background: #142821;
    color: var(--tf-text);
    padding: 7px 10px;
    cursor: pointer;
}

.page-topology-flood .topology-workspace button:hover {
    border-color: var(--tf-mint);
}

.page-topology-flood .topology-workspace button:disabled {
    opacity: 0.42;
    cursor: not-allowed;
}

.page-topology-flood .topology-workspace button:focus-visible,
.page-topology-flood .topology-workspace input:focus-visible,
.page-topology-flood .topology-workspace summary:focus-visible,
.page-topology-flood .topology-workspace canvas:focus-visible {
    outline: 3px solid var(--tf-amber);
    outline-offset: 2px;
}

.page-topology-flood .topology-field {
    grid-area: field;
    min-width: 0;
    padding: 12px 14px 14px;
    border-right: 1px solid var(--tf-line);
}

.page-topology-flood .topology-field-head,
.page-topology-flood .topology-section-heading,
.page-topology-flood .topology-command-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.page-topology-flood .topology-field-head {
    margin-bottom: 9px;
}

.page-topology-flood .topology-field-head h2,
.page-topology-flood .topology-section-heading h2 {
    margin: 0;
    color: var(--tf-text);
    font-size: 1rem;
    letter-spacing: 0;
}

.page-topology-flood .topology-field-head .eyebrow,
.page-topology-flood .topology-section-heading .eyebrow {
    margin: 0 0 3px;
    color: var(--tf-mint);
    font-size: 0.65rem;
    letter-spacing: 0;
}

.page-topology-flood .topology-limit-note {
    max-width: 240px;
    color: var(--tf-muted);
    font: 600 0.68rem/1.35 ui-monospace, SFMono-Regular, Consolas, monospace;
    text-align: right;
}

.page-topology-flood .topology-field-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 9px;
}

.page-topology-flood .topology-segmented {
    display: inline-grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-topology-flood .topology-segmented button {
    min-width: 74px;
    border-radius: 0;
}

.page-topology-flood .topology-segmented button:first-child { border-radius: 5px 0 0 5px; }
.page-topology-flood .topology-segmented button:last-child { border-radius: 0 5px 5px 0; }

.page-topology-flood .topology-segmented .is-active {
    border-color: var(--tf-mint);
    background: var(--tf-mint);
    color: #07110d;
    font-weight: 900;
}

.page-topology-flood .topology-epsilon-readout {
    display: flex;
    align-items: baseline;
    gap: 8px;
    color: var(--tf-muted);
    font-size: 0.68rem;
    text-transform: uppercase;
}

.page-topology-flood .topology-epsilon-readout strong {
    color: var(--tf-amber);
    font: 800 1.08rem ui-monospace, SFMono-Regular, Consolas, monospace;
}

.page-topology-flood .topology-canvas-shell {
    position: relative;
    min-width: 0;
    aspect-ratio: 1.45;
    min-height: 360px;
    border: 1px solid var(--tf-line);
    background: #040b09;
}

.page-topology-flood #pointCanvas {
    display: block;
    width: 100%;
    height: 100%;
    touch-action: none;
}

.page-topology-flood .topology-field-key {
    position: absolute;
    left: 9px;
    bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 7px;
    background: rgba(4, 11, 9, 0.88);
    color: #b8c7c2;
    font-size: 0.65rem;
    pointer-events: none;
}

.page-topology-flood .topology-field-key span {
    display: inline-block;
    width: 18px;
    height: 5px;
}

.page-topology-flood .topology-field-key .key-edge { background: #57a786; }
.page-topology-flood .topology-field-key .key-simplex { background: #496d7f; }
.page-topology-flood .topology-field-key .key-point { background: var(--tf-amber); }

.page-topology-flood .topology-operation-wrap {
    grid-area: operation;
    min-width: 0;
}

.page-topology-flood .topology-operation-wrap .operation-panel {
    min-width: 0;
    margin: 0;
    padding: 12px 14px;
    border: 0;
    background: var(--tf-panel);
    box-shadow: none;
}

.page-topology-flood .topology-operation-wrap .operation-panel > h2 {
    margin: 0 0 8px;
    color: var(--tf-muted);
    font-size: 0.69rem;
    letter-spacing: 0.06em;
}

.page-topology-flood .topology-primary-controls {
    display: grid;
    min-width: 0;
    gap: 8px;
}

.page-topology-flood .topology-command-head {
    align-items: center;
}

.page-topology-flood .topology-command-head > span {
    color: var(--tf-mint);
    font-size: 0.68rem;
    font-weight: 800;
}

.page-topology-flood .topology-quality-badge {
    min-width: 0;
    padding: 4px 7px;
    border: 1px solid var(--tf-line);
    color: var(--tf-muted);
    font-size: 0.63rem;
    overflow-wrap: anywhere;
}

.page-topology-flood .topology-quality-badge.is-ok {
    border-color: var(--tf-mint);
    color: #b8f0d8;
}

.page-topology-flood .topology-quality-badge.is-error {
    border-color: var(--tf-coral);
    color: #ffaca1;
}

.page-topology-flood .topology-preset-row,
.page-topology-flood .topology-transport-row,
.page-topology-flood .topology-output-row {
    display: grid;
    gap: 7px;
}

.page-topology-flood .topology-preset-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-topology-flood .topology-preset-row button,
.page-topology-flood .topology-transport-row button {
    min-width: 0;
    padding-inline: 5px;
}

.page-topology-flood .topology-primary-action {
    width: 100%;
    min-height: 52px !important;
    border-color: var(--tf-amber) !important;
    background: var(--tf-amber) !important;
    color: #17120a !important;
    font-size: 0.95rem !important;
    font-weight: 900 !important;
}

.page-topology-flood .topology-transport-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-topology-flood .topology-epsilon-control {
    display: grid;
    gap: 5px;
    color: var(--tf-muted);
    font-size: 0.72rem;
}

.page-topology-flood .topology-epsilon-control input {
    width: 100%;
    min-width: 0;
}

.page-topology-flood .topology-status-line {
    min-height: 34px;
    margin: 0;
    color: #d0dcda;
    font-size: 0.74rem;
    line-height: 1.45;
}

.page-topology-flood .topology-core-results,
.page-topology-flood .topology-metric-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
    margin: 0;
}

.page-topology-flood .topology-core-results div,
.page-topology-flood .topology-metric-grid div {
    min-width: 0;
    padding: 7px;
    border-left: 2px solid var(--tf-mint);
    background: var(--tf-panel-2);
}

.page-topology-flood .topology-core-results dt,
.page-topology-flood .topology-metric-grid dt {
    color: var(--tf-muted);
    font-size: 0.62rem;
}

.page-topology-flood .topology-core-results dd,
.page-topology-flood .topology-metric-grid dd {
    margin: 3px 0 0;
    color: var(--tf-text);
    font: 700 0.76rem/1.35 ui-monospace, SFMono-Regular, Consolas, monospace;
    overflow-wrap: anywhere;
}

.page-topology-flood .topology-operation-wrap .chamber-status {
    margin-top: 11px;
}

.page-topology-flood .topology-operation-wrap .operation-panel > ul {
    margin-bottom: 0;
    color: var(--tf-muted);
    font-size: 0.74rem;
}

.page-topology-flood .topology-result {
    grid-area: result;
    min-width: 0;
    padding: 12px 14px 14px;
    border-top: 1px solid var(--tf-line);
    background: #0a1613;
}

.page-topology-flood .topology-metric-grid {
    margin-top: 10px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-topology-flood .topology-rule-note,
.page-topology-flood .topology-cycle-note,
.page-topology-flood .topology-advanced p {
    margin: 9px 0;
    color: var(--tf-muted);
    font-size: 0.7rem;
    line-height: 1.5;
}

.page-topology-flood .topology-plot-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
}

.page-topology-flood .topology-plot-grid figure {
    min-width: 0;
    margin: 0;
    padding: 7px;
    border: 1px solid var(--tf-line);
    background: #07110e;
}

.page-topology-flood .topology-plot-grid figcaption {
    margin-bottom: 5px;
    color: #a9bbb5;
    font-size: 0.68rem;
}

.page-topology-flood #barcodeCanvas,
.page-topology-flood #diagramCanvas {
    display: block;
    width: 100%;
    height: 112px;
}

.page-topology-flood .topology-advanced {
    grid-area: advanced;
    min-width: 0;
    padding: 11px 14px 14px;
    border-top: 1px solid var(--tf-line);
    background: #091512;
}

.page-topology-flood .topology-advanced summary {
    min-height: 44px;
    display: flex;
    align-items: center;
    color: var(--tf-text);
    cursor: pointer;
    font-weight: 800;
}

.page-topology-flood .topology-output-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 9px;
}

.page-topology-flood .topology-report-details {
    margin-top: 9px;
}

.page-topology-flood .topology-report-details textarea {
    width: 100%;
    min-width: 0;
    margin-top: 8px;
    resize: vertical;
    border: 1px solid var(--tf-line);
    background: #06100c;
    color: #dce7e3;
    padding: 10px;
    font: 0.72rem/1.5 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.page-topology-flood .topology-formula-wrap {
    display: grid;
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    gap: 18px;
    margin-top: 20px;
}

@media (min-width: 701px) {
    .page-topology-flood main {
        padding-top: 0;
    }

    .page-topology-flood .lab-hero {
        padding-top: 32px;
        padding-bottom: 16px;
    }

    .page-topology-flood .lab-route {
        margin-top: 8px;
        margin-bottom: 12px;
        padding: 8px 12px;
    }

    .page-topology-flood .lab-route .lab-route__details {
        margin-top: 6px;
    }
}

@media (max-width: 1024px) {
    .page-topology-flood .topology-workspace {
        grid-template-columns: minmax(0, 1fr) minmax(310px, 0.78fr);
    }

    .page-topology-flood .topology-canvas-shell {
        min-height: 320px;
    }

    .page-topology-flood .topology-preset-row button,
    .page-topology-flood .topology-transport-row button {
        font-size: 0.69rem;
    }
}

@media (max-width: 700px) {
    .page-topology-flood main {
        padding-top: 8px;
    }

    .page-topology-flood .lab-hero {
        grid-template-columns: 1fr;
        gap: 7px;
        padding: 10px 12px 8px;
    }

    .page-topology-flood .lab-hero h1 {
        margin-top: 4px;
        font-size: 1.68rem;
        line-height: 1.08;
    }

    .page-topology-flood .lab-hero p {
        font-size: 0.76rem;
        line-height: 1.38;
    }

    .page-topology-flood .lab-status-panel {
        display: none;
    }

    .page-topology-flood .lab-route {
        margin: 5px 0 7px;
        padding: 5px 8px;
    }

    .page-topology-flood .lab-route__details summary {
        min-height: 44px;
    }

    .page-topology-flood .topology-app,
    .page-topology-flood .topology-formula-wrap {
        width: calc(100% - 20px);
    }

    .page-topology-flood .topology-workspace {
        display: flex;
        flex-direction: column;
    }

    .page-topology-flood .topology-operation-wrap,
    .page-topology-flood .topology-operation-wrap .operation-panel,
    .page-topology-flood .topology-primary-controls {
        display: contents;
    }

    .page-topology-flood .topology-operation-wrap .operation-panel > h2 {
        order: 1;
        margin: 0;
        padding: 8px 9px 2px;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-command-head {
        order: 2;
        padding: 4px 9px 0;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-preset-row {
        order: 3;
        width: 100%;
        min-width: 0;
        max-width: 100%;
        box-sizing: border-box;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        padding: 0 9px;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-primary-action {
        order: 4;
        width: calc(100% - 18px);
        min-height: 48px !important;
        margin: 0 9px 8px;
    }

    .page-topology-flood .topology-field {
        order: 5;
        padding: 8px 9px 9px;
        border-top: 1px solid var(--tf-line);
        border-right: 0;
    }

    .page-topology-flood .topology-epsilon-control {
        order: 6;
        padding: 8px 9px 0;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-transport-row {
        order: 7;
        padding: 7px 9px 0;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-status-line {
        order: 8;
        min-height: 0;
        padding: 7px 9px 0;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-core-results {
        order: 9;
        margin: 7px 9px 9px;
    }

    .page-topology-flood .topology-result {
        order: 10;
        border-top: 1px solid var(--tf-line);
        padding: 10px 9px;
    }

    .page-topology-flood .topology-operation-wrap .chamber-status {
        order: 11;
        margin: 0;
        padding: 10px 9px 0;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-operation-wrap .operation-panel > ul {
        order: 12;
        margin: 0;
        padding: 9px 26px 11px;
        background: var(--tf-panel);
    }

    .page-topology-flood .topology-advanced {
        order: 13;
        padding: 8px 9px 10px;
    }

    .page-topology-flood .topology-field-head {
        gap: 8px;
        margin-bottom: 6px;
    }

    .page-topology-flood .topology-field-head h2 {
        font-size: 0.86rem;
    }

    .page-topology-flood .topology-limit-note {
        max-width: 150px;
        font-size: 0.58rem;
    }

    .page-topology-flood .topology-canvas-shell {
        min-height: 0;
        aspect-ratio: 1.5;
    }

    .page-topology-flood .topology-metric-grid,
    .page-topology-flood .topology-formula-wrap {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .page-topology-flood #barcodeCanvas,
    .page-topology-flood #diagramCanvas {
        height: 138px;
    }
}

@media (max-width: 420px) {
    .page-topology-flood .lab-route {
        display: grid;
        grid-template-columns: minmax(158px, 0.95fr) minmax(0, 1.05fr);
        grid-template-rows: auto auto;
        column-gap: 8px;
        align-items: center;
    }

    .page-topology-flood .lab-route__title {
        grid-column: 1;
        grid-row: 1;
    }

    .page-topology-flood .lab-route__current {
        grid-column: 1;
        grid-row: 2;
        margin: 0;
    }

    .page-topology-flood .lab-route__details {
        grid-column: 2;
        grid-row: 1 / span 2;
        min-width: 0;
        margin: 0;
    }

    .page-topology-flood .lab-route__details summary {
        padding-inline: 8px;
        line-height: 1.25;
    }

    .page-topology-flood .topology-field-head {
        display: block;
    }

    .page-topology-flood .topology-limit-note {
        display: block;
        max-width: none;
        margin-top: 3px;
        text-align: left;
    }

    .page-topology-flood .topology-segmented {
        width: 100%;
    }

    .page-topology-flood .topology-segmented button {
        min-width: 0;
    }

    .page-topology-flood .topology-canvas-shell {
        aspect-ratio: 1.7;
    }

    .page-topology-flood .topology-transport-row {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .page-topology-flood .topology-transport-row button {
        font-size: 0.68rem;
    }

    .page-topology-flood .topology-core-results,
    .page-topology-flood .topology-metric-grid,
    .page-topology-flood .topology-formula-wrap {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-topology-flood .topology-workspace *,
    .page-topology-flood .topology-workspace *::before,
    .page-topology-flood .topology-workspace *::after {
        transition: none !important;
        scroll-behavior: auto !important;
    }
}