:root {
    --uai-bg: rgba(10, 17, 20, 0.78);
    --uai-bg-strong: rgba(8, 12, 15, 0.92);
    --uai-panel: rgba(248, 241, 225, 0.92);
    --uai-panel-strong: rgba(255, 250, 240, 0.98);
    --uai-line: rgba(221, 179, 94, 0.26);
    --uai-line-strong: rgba(221, 179, 94, 0.48);
    --uai-gold: #ddb35e;
    --uai-gold-soft: #f2d9a1;
    --uai-red: #8a2d1e;
    --uai-green: #1d6a4e;
    --uai-blue: #355e8c;
    --uai-ink: #f7f1e4;
    --uai-ink-soft: rgba(247, 241, 228, 0.78);
    --uai-code-bg: rgba(14, 24, 27, 0.95);
}

.uai-workbench {
    display: grid;
    gap: 1rem;
    padding: 1.35rem;
    color: var(--uai-ink);
    background:
        radial-gradient(circle at top left, rgba(221, 179, 94, 0.14) 0, rgba(221, 179, 94, 0) 30%),
        radial-gradient(circle at top right, rgba(12, 143, 122, 0.2) 0, rgba(12, 143, 122, 0) 34%),
        linear-gradient(180deg, rgba(15, 19, 23, 0.96) 0%, rgba(19, 27, 31, 0.93) 100%);
    border-color: rgba(221, 179, 94, 0.18);
}

html[data-protocol5-view-mode="human"] .uai-workbench {
    gap: 0.85rem;
}

html[data-protocol5-view-mode="human"] .uai-workbench__mode-tabs,
html[data-protocol5-view-mode="human"] .uai-workbench__status,
html[data-protocol5-view-mode="human"] .uai-workbench__layout {
    display: none;
}

html[data-protocol5-view-mode="human"] .uai-workbench__header {
    grid-template-columns: minmax(0, 1fr);
}

html[data-protocol5-view-mode="uai"] .uai-workbench {
    box-shadow: 0 18px 40px rgba(8, 12, 15, 0.26);
}

html[data-protocol5-view-mode="spiral"] .uai-workbench {
    background:
        radial-gradient(circle at top left, rgba(221, 179, 94, 0.18) 0, rgba(221, 179, 94, 0) 34%),
        radial-gradient(circle at bottom right, rgba(48, 112, 145, 0.24) 0, rgba(48, 112, 145, 0) 38%),
        linear-gradient(160deg, rgba(11, 16, 19, 0.98) 0%, rgba(26, 33, 38, 0.96) 100%);
    border-color: rgba(242, 217, 161, 0.3);
    box-shadow: 0 20px 44px rgba(8, 12, 15, 0.34);
}

html[data-protocol5-view-mode="spiral"] .uai-human-companion,
html[data-protocol5-view-mode="spiral"] .doc-sidebar,
html[data-protocol5-view-mode="spiral"] .doc-panel {
    border-color: rgba(221, 179, 94, 0.24);
    box-shadow: 0 12px 28px rgba(15, 24, 27, 0.12);
}

.uai-workbench a {
    color: inherit;
}

.uai-workbench__header,
.uai-workbench__layout,
.uai-schema-summary,
.uai-validator__results,
.uai-endpoint-grid,
.uai-structured-overview,
.uai-main-column {
    display: grid;
    gap: 1rem;
}

.uai-workbench__header {
    grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
    align-items: start;
}

.uai-workbench__title h2,
.uai-inspector h3,
.uai-section h3,
.uai-schema-card h3,
.uai-graph-card h3,
.uai-validator h3,
.uai-human-companion h2,
.uai-companion-intro h2 {
    color: #fff7e4;
    font-family: var(--display-font);
}

.uai-workbench__title p,
.uai-inspector p,
.uai-section__summary-copy,
.uai-schema-card p,
.uai-graph-card p,
.uai-validator p {
    color: var(--uai-ink-soft);
}

.uai-workbench__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: center;
}

.uai-chip,
.uai-mode-tab,
.uai-select,
.uai-search,
.uai-button,
.uai-copy-button {
    border-radius: 999px;
    border: 1px solid rgba(221, 179, 94, 0.24);
    font: inherit;
}

.uai-chip,
.uai-copy-button,
.uai-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.5rem;
    padding: 0.62rem 0.9rem;
    background: rgba(255, 246, 227, 0.08);
    color: #fff3d4;
    transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.uai-chip:hover,
.uai-copy-button:hover,
.uai-button:hover,
.uai-mode-tab:hover,
.uai-tree-id:hover,
.uai-related-id:hover,
.uai-registry-entry:hover,
.uai-graph-node__button:hover {
    transform: translateY(-1px);
    border-color: rgba(242, 217, 161, 0.54);
    background: rgba(255, 246, 227, 0.12);
}

.uai-workbench__mode-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.uai-mode-tab {
    min-height: 2.7rem;
    padding: 0.72rem 1rem;
    background: rgba(255, 246, 227, 0.05);
    color: var(--uai-ink);
    cursor: pointer;
}

.uai-mode-tab.is-active {
    color: #1b1810;
    background: linear-gradient(135deg, var(--uai-gold) 0%, var(--uai-gold-soft) 100%);
    border-color: transparent;
    box-shadow: 0 10px 22px rgba(221, 179, 94, 0.22);
}

.uai-workbench__status {
    padding: 0.9rem 1rem;
    border: 1px solid rgba(221, 179, 94, 0.18);
    border-radius: 18px;
    background: rgba(255, 246, 227, 0.07);
    color: var(--uai-ink-soft);
}

.uai-workbench__status.is-error {
    border-color: rgba(195, 72, 52, 0.42);
    background: rgba(138, 45, 30, 0.24);
    color: #ffd4cb;
}

.uai-workbench__status.is-success {
    border-color: rgba(29, 106, 78, 0.46);
    background: rgba(29, 106, 78, 0.22);
    color: #cff8df;
}

.uai-workbench__layout {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.8fr);
    align-items: start;
}

.uai-card,
.uai-inspector,
.uai-validator,
.uai-schema-card,
.uai-graph-card,
.uai-section,
.uai-empty,
.uai-loading {
    padding: 1rem;
}

.uai-card,
.uai-inspector,
.uai-validator,
.uai-schema-card,
.uai-graph-card {
    border: 1px solid var(--uai-line);
    border-radius: 22px;
    background: rgba(255, 250, 240, 0.06);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.uai-structured-overview {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.uai-overview-item {
    padding: 0.9rem 1rem;
    border: 1px solid rgba(221, 179, 94, 0.18);
    border-radius: 18px;
    background: rgba(255, 246, 227, 0.06);
}

.uai-overview-item span {
    display: block;
    margin-top: 0.4rem;
    color: #fff4da;
    font-size: 1.05rem;
    font-weight: 700;
}

.uai-section {
    border: 1px solid rgba(221, 179, 94, 0.16);
    border-radius: 20px;
    background: rgba(255, 246, 227, 0.04);
}

.uai-section summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    cursor: pointer;
    list-style: none;
}

.uai-section summary::-webkit-details-marker,
.uai-tree-branch summary::-webkit-details-marker {
    display: none;
}

.uai-section summary::after,
.uai-tree-branch summary::after {
    content: "+";
    color: var(--uai-gold-soft);
    font-size: 1.2rem;
    font-weight: 700;
}

.uai-section[open] summary::after,
.uai-tree-branch[open] summary::after {
    content: "-";
}

.uai-section__summary {
    display: grid;
    gap: 0.25rem;
}

.uai-section__summary strong {
    color: #fff7e4;
    font-size: 1.04rem;
}

.uai-section__body {
    display: grid;
    gap: 0.8rem;
    margin-top: 0.95rem;
}

.uai-tree {
    display: grid;
    gap: 0.65rem;
}

.uai-tree-row,
.uai-tree-branch__summary {
    display: grid;
    grid-template-columns: minmax(115px, auto) minmax(0, 1fr);
    gap: 0.8rem;
    align-items: start;
}

.uai-tree-row + .uai-tree-row,
.uai-tree-branch + .uai-tree-branch,
.uai-tree-branch + .uai-tree-row {
    margin-top: 0.5rem;
}

.uai-tree-key {
    color: var(--uai-gold-soft);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.uai-tree-value,
.uai-tree-inline {
    min-width: 0;
    color: var(--uai-ink);
}

.uai-tree-value code,
.uai-inline-code {
    padding: 0.18rem 0.35rem;
    border-radius: 8px;
    background: rgba(255, 246, 227, 0.12);
    color: #fff4dc;
    font-family: var(--mono-font);
}

.uai-tree-children,
.uai-inspector__section,
.uai-related-list,
.uai-endpoint-list,
.uai-registry-list,
.uai-validation-errors,
.uai-schema-definitions,
.uai-schema-properties {
    display: grid;
    gap: 0.6rem;
}

.uai-tree-children {
    margin-top: 0.65rem;
    padding-left: 1rem;
    border-left: 1px solid rgba(221, 179, 94, 0.16);
}

.uai-tree-branch {
    padding: 0.6rem 0.75rem;
    border: 1px solid rgba(221, 179, 94, 0.14);
    border-radius: 18px;
    background: rgba(255, 246, 227, 0.04);
}

.uai-tree-branch__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    color: var(--uai-ink-soft);
}

.uai-pill,
.uai-tree-id,
.uai-related-id,
.uai-registry-entry,
.uai-schema-tag,
.uai-graph-node__button {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.28rem 0.7rem;
    border-radius: 999px;
    border: 1px solid rgba(221, 179, 94, 0.2);
    background: rgba(255, 246, 227, 0.08);
    color: #fff6df;
    font-size: 0.88rem;
}

.uai-tree-id,
.uai-related-id,
.uai-registry-entry,
.uai-graph-node__button {
    cursor: pointer;
    font: inherit;
}

.uai-tree-id.is-selected,
.uai-related-id.is-selected,
.uai-registry-entry.is-selected,
.uai-graph-node__button.is-selected {
    color: #1a160c;
    border-color: transparent;
    background: linear-gradient(135deg, var(--uai-gold) 0%, var(--uai-gold-soft) 100%);
}

.uai-tree-id.is-related,
.uai-related-id.is-related,
.uai-graph-node__button.is-related {
    border-color: rgba(29, 106, 78, 0.54);
    background: rgba(29, 106, 78, 0.28);
    color: #d9fff0;
}

.uai-empty,
.uai-loading {
    border: 1px dashed rgba(221, 179, 94, 0.2);
    border-radius: 18px;
    color: var(--uai-ink-soft);
    background: rgba(255, 246, 227, 0.04);
}

.uai-empty strong,
.uai-loading strong {
    color: #fff6e2;
}

.uai-inspector__facts {
    display: grid;
    gap: 0.65rem;
    margin: 0;
}

.uai-inspector__facts div {
    padding: 0.75rem 0.9rem;
    border: 1px solid rgba(221, 179, 94, 0.14);
    border-radius: 16px;
    background: rgba(255, 246, 227, 0.05);
}

.uai-inspector__facts dt {
    margin: 0 0 0.35rem;
    color: var(--uai-gold-soft);
    font-size: 0.83rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.uai-inspector__facts dd {
    margin: 0;
    color: #fff5de;
}

.uai-json-shell {
    position: relative;
}

.uai-copy-button {
    position: absolute;
    top: 0.8rem;
    right: 0.8rem;
    z-index: 1;
}

.uai-json,
.uai-schema-raw {
    overflow-x: auto;
    margin: 0;
    padding: 1rem;
    border: 1px solid rgba(221, 179, 94, 0.14);
    border-radius: 18px;
    background: var(--uai-code-bg);
    color: #edf4f1;
    font-family: var(--mono-font);
    font-size: 0.88rem;
    line-height: 1.65;
    white-space: pre-wrap;
    word-break: break-word;
}

.uai-json-key { color: #f6d68c; }
.uai-json-string { color: #b9f0df; }
.uai-json-number { color: #97c5ff; }
.uai-json-boolean { color: #ffcc7d; }
.uai-json-null { color: #f0a9a0; }

.uai-schema-summary {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.uai-schema-card ul,
.uai-validation-errors {
    margin: 0;
    padding-left: 1.2rem;
}

.uai-schema-card li,
.uai-validation-errors li {
    color: var(--uai-ink-soft);
    line-height: 1.6;
}

.uai-schema-properties article,
.uai-schema-definitions article,
.uai-validation-result {
    padding: 0.85rem 0.95rem;
    border: 1px solid rgba(221, 179, 94, 0.15);
    border-radius: 16px;
    background: rgba(255, 246, 227, 0.05);
}

.uai-schema-properties h4,
.uai-schema-definitions h4,
.uai-validation-result h4,
.uai-validator__results h4 {
    margin: 0 0 0.45rem;
    color: #fff7e4;
}

.uai-schema-tags,
.uai-related-list,
.uai-endpoint-list,
.uai-registry-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.uai-validator__controls,
.uai-registry-browser__controls {
    display: grid;
    gap: 0.75rem;
}

.uai-validator__control-grid,
.uai-registry-browser__controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
}

.uai-validator label,
.uai-registry-browser label {
    display: grid;
    gap: 0.4rem;
    color: var(--uai-ink-soft);
    font-size: 0.92rem;
}

.uai-select,
.uai-search,
.uai-validator textarea,
.uai-range {
    width: 100%;
    padding: 0.7rem 0.85rem;
    background: rgba(255, 250, 240, 0.08);
    color: #fff6de;
}

.uai-select,
.uai-search,
.uai-validator textarea {
    border: 1px solid rgba(221, 179, 94, 0.2);
}

.uai-validator textarea {
    min-height: 16rem;
    border-radius: 18px;
    resize: vertical;
    font-family: var(--mono-font);
    line-height: 1.55;
}

.uai-validator__actions,
.uai-graph-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-items: center;
}

.uai-validation-result.is-valid {
    border-color: rgba(29, 106, 78, 0.38);
    background: rgba(29, 106, 78, 0.22);
}

.uai-validation-result.is-invalid {
    border-color: rgba(195, 72, 52, 0.38);
    background: rgba(138, 45, 30, 0.24);
}

.uai-graph-card__surface {
    overflow: hidden;
    min-height: 22rem;
    border: 1px solid rgba(221, 179, 94, 0.14);
    border-radius: 20px;
    background:
        radial-gradient(circle at top, rgba(221, 179, 94, 0.08) 0, rgba(221, 179, 94, 0) 34%),
        linear-gradient(180deg, rgba(10, 17, 20, 0.92) 0%, rgba(13, 24, 27, 0.98) 100%);
    cursor: grab;
}

.uai-graph-card__surface.is-dragging {
    cursor: grabbing;
}

.uai-graph-svg {
    width: 100%;
    height: 100%;
    min-height: 22rem;
    display: block;
}

.uai-graph-edge {
    stroke: rgba(242, 217, 161, 0.38);
    stroke-width: 1.5;
}

.uai-graph-edge.is-relation {
    stroke-dasharray: 6 4;
}

.uai-graph-edge.is-related,
.uai-graph-edge.is-selected {
    stroke: rgba(112, 238, 188, 0.82);
    stroke-width: 2.2;
}

.uai-graph-node__circle {
    fill: rgba(255, 246, 227, 0.1);
    stroke: rgba(221, 179, 94, 0.42);
    stroke-width: 1.6;
}

.uai-graph-node__circle.is-selected {
    fill: rgba(221, 179, 94, 0.86);
    stroke: rgba(255, 246, 227, 0.94);
}

.uai-graph-node__circle.is-related {
    fill: rgba(29, 106, 78, 0.62);
    stroke: rgba(201, 252, 228, 0.94);
}

.uai-graph-node__text {
    fill: #fff8e6;
    font-family: var(--mono-font);
    font-size: 12px;
}

.uai-human-companion,
.uai-companion-intro {
    padding: 1rem 1.1rem;
}

.uai-human-companion {
    background: rgba(255, 250, 240, 0.08);
}

.uai-companion-intro {
    margin-bottom: 1rem;
    border: 1px solid rgba(17, 53, 50, 0.08);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--ink);
}

.uai-companion-intro p {
    color: var(--ink-soft);
}

.uai-endpoint-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

@media (max-width: 1000px) {
    .uai-workbench__header,
    .uai-workbench__layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .uai-workbench,
    .uai-card,
    .uai-inspector,
    .uai-validator,
    .uai-schema-card,
    .uai-graph-card,
    .uai-section {
        padding: 0.9rem;
    }

    .uai-tree-row,
    .uai-tree-branch__summary {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .uai-copy-button {
        position: static;
        margin-bottom: 0.7rem;
    }
}