.nb-shell {
    width: min(2100px, 100%);
}

.nb-summary {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.nb-layout {
    display: grid;
    grid-template-columns: minmax(336px, 0.72fr) minmax(800px, 1.9fr) minmax(400px, 1fr);
    grid-template-areas:
        "path candidates detail"
        "setup candidates detail"
        "rust candidates detail";
    gap: 14px;
    align-items: start;
}

.nb-setup-panel {
    grid-area: setup;
}

.nb-setup-panel.collapsed .nb-setup-body {
    display: none;
}

.nb-path-panel {
    grid-area: path;
}

.nb-candidate-panel {
    grid-area: candidates;
    min-height: 720px;
}

.nb-detail-panel {
    grid-area: detail;
    min-height: 720px;
}

.nb-rust-panel {
    grid-area: rust;
}

.nb-shell.rust-inspect .nb-policy-fields,
.nb-shell.rust-inspect .nb-candidate-controls,
.nb-rust-limit-field,
.nb-rust-progress-field,
.nb-rust-timeout-field,
.nb-rust-actions,
.nb-rust-metrics,
.nb-rust-log {
    display: none;
}

.nb-candidate-panel > .panel-header,
.nb-detail-panel > .panel-header {
    position: sticky;
    top: 0;
    z-index: 3;
    background: var(--panel);
}

.nb-builder-fields,
.nb-policy-fields,
.nb-rust-fields {
    grid-template-columns: 1fr;
    padding: 14px;
}

.nb-candidate-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(180px, 1fr));
    gap: 10px;
    padding: 12px;
    border-bottom: 1px solid var(--line);
}

.nb-legacy-policy-details {
    border-bottom: 1px solid var(--line);
    background: #10141a;
}

.nb-legacy-policy-details summary {
    min-height: 38px;
    padding: 10px 12px;
    color: var(--muted);
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
}

.nb-legacy-policy-details .nb-candidate-controls {
    border-top: 1px solid var(--line);
    border-bottom: 0;
}

.nb-button-field {
    display: grid;
    gap: 6px;
}

.nb-button-field > span {
    color: var(--muted);
    font-size: 12px;
}

.nb-rust-body {
    display: grid;
    gap: 10px;
}

.nb-rust-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 14px;
}

.nb-rust-actions button {
    min-height: 34px;
}

.nb-rust-metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding: 0 14px;
}

.nb-rust-metrics div {
    min-width: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #10141a;
}

.nb-rust-metrics span {
    display: block;
    color: var(--muted);
    font-size: 11px;
}

.nb-rust-metrics strong {
    display: block;
    margin-top: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}

.nb-rust-log {
    max-height: 220px;
    margin: 0 14px 14px;
    padding: 10px;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #06080b;
    color: var(--text);
    font-family: Consolas, monospace;
    font-size: 12px;
    line-height: 1.45;
    white-space: pre-wrap;
    word-break: break-word;
}

.nb-hidden-control {
    display: none;
}

.checkbox-field {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
}

.nb-path-list,
.nb-candidate-list,
.nb-detail {
    padding: 12px;
}

.nb-path-list {
    display: grid;
    gap: 8px;
    max-height: 560px;
    overflow-x: hidden;
    overflow-y: auto;
}

.nb-tree-node {
    width: auto;
    min-width: 0;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) minmax(0, 72px);
    gap: 8px;
    align-items: center;
    padding: 9px 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel-strong);
    color: var(--text);
    text-align: left;
}

.nb-tree-node.active {
    border-color: var(--accent);
}

.nb-tree-node.depth-1 { margin-left: 12px; width: calc(100% - 12px); }
.nb-tree-node.depth-2 { margin-left: 24px; width: calc(100% - 24px); }
.nb-tree-node.depth-3 { margin-left: 36px; width: calc(100% - 36px); }
.nb-tree-node.depth-4 { margin-left: 48px; width: calc(100% - 48px); }
.nb-tree-node.depth-5 { margin-left: 60px; width: calc(100% - 60px); }
.nb-tree-node.depth-6 { margin-left: 72px; width: calc(100% - 72px); }
.nb-tree-node.depth-7 { margin-left: 84px; width: calc(100% - 84px); }
.nb-tree-node.depth-8 { margin-left: 96px; width: calc(100% - 96px); }
.nb-tree-node.depth-9 { margin-left: 108px; width: calc(100% - 108px); }
.nb-tree-node.depth-10 { margin-left: 120px; width: calc(100% - 120px); }

.nb-tree-index,
.nb-segmented-buttons button {
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 4px 8px;
    color: var(--muted);
    background: #10141a;
    font-size: 12px;
}

.nb-tree-label {
    font-size: 15px;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nb-tree-meta {
    color: var(--muted);
    font-size: 11px;
    overflow: hidden;
    text-align: right;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nb-segmented-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.nb-segmented-buttons button {
    min-height: 32px;
    cursor: pointer;
}

.nb-segmented-buttons button.active {
    border-color: var(--accent);
    color: var(--accent);
}

.nb-candidate-list {
    display: grid;
    gap: 8px;
    max-height: 760px;
    overflow: auto;
}

.nb-candidate-note {
    border: 1px solid #7f3b3b;
    border-radius: 8px;
    padding: 10px 12px;
    color: #ffb7b7;
    background: rgba(127, 59, 59, 0.16);
    font-size: 13px;
    line-height: 1.45;
}

.nb-candidate-row {
    display: grid;
    grid-template-columns: 56px minmax(260px, 2fr) repeat(5, minmax(76px, 0.65fr)) 86px;
    gap: 8px;
    align-items: center;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #11161d;
}

.nb-candidate-row.selected {
    border-color: var(--accent);
}

.nb-candidate-row.disabled {
    opacity: 0.55;
}

.nb-candidate-main {
    min-width: 0;
}

.nb-candidate-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 700;
}

.nb-candidate-sub,
.nb-candidate-flow,
.nb-cell-label {
    color: var(--muted);
    font-size: 12px;
}

.nb-candidate-flow {
    margin-top: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--accent);
}

.nb-candidate-cell strong {
    display: block;
    margin-top: 2px;
    font-size: 14px;
}

.nb-candidate-row button {
    min-height: 34px;
}

.nb-detail {
    max-height: 760px;
    overflow: auto;
}

.nb-score-summary {
    display: grid;
    gap: 10px;
    padding: 12px;
    margin-bottom: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #10141a;
}

.nb-score-summary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.nb-score-summary h3 {
    margin: 0;
    font-size: 15px;
}

.nb-score-summary-header span {
    color: var(--muted);
    font-size: 12px;
}

.nb-score-formula {
    padding: 9px 10px;
    border-radius: 6px;
    background: #0b0d10;
    color: var(--accent);
    font-family: Consolas, monospace;
    font-size: 12px;
    line-height: 1.45;
}

.nb-score-parts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.nb-score-part {
    min-width: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--panel);
}

.nb-score-part span {
    display: block;
    color: var(--muted);
    font-size: 11px;
}

.nb-score-part strong {
    display: block;
    margin-top: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}

.nb-score-notes {
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.45;
}

.nb-bnb-panel {
    display: grid;
    gap: 10px;
}

.nb-bnb-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.nb-bnb-header strong {
    font-size: 14px;
}

.nb-bnb-status {
    padding: 3px 8px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--accent);
    background: #0b0d10;
    font-size: 12px;
}

.nb-bnb-status.pruned {
    border-color: #7f3b3b;
    color: #ff9b9b;
}

.nb-bnb-note {
    color: var(--muted);
    font-size: 12px;
    line-height: 1.45;
}

.nb-bnb-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.nb-bnb-metrics div,
.nb-bnb-context div {
    min-width: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #0b0d10;
}

.nb-bnb-metrics span,
.nb-bnb-context span {
    display: block;
    color: var(--muted);
    font-size: 11px;
}

.nb-bnb-metrics strong,
.nb-bnb-context strong {
    display: block;
    margin-top: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}

.nb-bnb-context {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.nb-bnb-table {
    display: grid;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #0b0d10;
}

.nb-bnb-table-title {
    padding: 8px 10px;
    border-bottom: 1px solid var(--line);
    color: var(--accent);
    font-weight: 700;
    font-size: 12px;
}

.nb-bnb-table-head,
.nb-bnb-table-row {
    display: grid;
    grid-template-columns: minmax(120px, 1fr) 82px 110px;
    gap: 8px;
    align-items: center;
    padding: 7px 10px;
}

.nb-bnb-table-head {
    color: var(--muted);
    background: #10141a;
    font-size: 11px;
}

.nb-bnb-table-row {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 12px;
}

.nb-bnb-table-row span,
.nb-bnb-table-row strong {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nb-bnb-table-row strong {
    text-align: right;
}

.nb-bnb-more {
    padding: 7px 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--muted);
    font-size: 12px;
}

.nb-detail-grid {
    display: grid;
    gap: 8px;
}

.nb-detail-item {
    display: grid;
    grid-template-columns: 145px minmax(0, 1fr);
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--line);
}

.nb-detail-item span {
    color: var(--muted);
}

.nb-action-flow {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-width: 0;
}

.nb-action-step {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 3px 7px;
    min-width: min(220px, 100%);
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #10141a;
}

.nb-action-step span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 999px;
    background: var(--panel-strong);
    color: var(--accent);
    font-size: 11px;
}

.nb-action-step strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nb-action-step small {
    grid-column: 2;
    color: var(--muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nb-detail pre,
.nb-raw-grid pre {
    overflow: auto;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.nb-raw-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 14px;
}

@media (max-width: 1580px) {
    .nb-layout {
        grid-template-columns: 1fr;
        grid-template-areas:
            "path"
            "setup"
            "rust"
            "candidates"
            "detail";
    }

    .nb-candidate-row {
        grid-template-columns: 48px minmax(160px, 1fr) repeat(2, minmax(80px, 0.6fr)) 76px;
    }

    .nb-candidate-cell.optional {
        display: none;
    }
}

@media (max-width: 760px) {
    .nb-summary,
    .nb-raw-grid {
        grid-template-columns: 1fr;
    }

    .nb-rust-metrics {
        grid-template-columns: 1fr;
    }

    .nb-candidate-row {
        grid-template-columns: 1fr;
    }

    .nb-candidate-controls {
        grid-template-columns: 1fr;
    }

    .nb-score-parts {
        grid-template-columns: 1fr;
    }

    .nb-bnb-metrics,
    .nb-bnb-context,
    .nb-bnb-table-head,
    .nb-bnb-table-row {
        grid-template-columns: 1fr;
    }

    .nb-bnb-table-row strong {
        text-align: left;
    }

    .nb-candidate-row button {
        width: 100%;
    }
}