.builder-workspace {
    --builder-palette-width: 214px;
    --builder-inspector-width: 390px;
    --builder-status-height: 30px;
    --builder-canvas-min-height: 0px;
    --builder-node-input-width: 180px;
    --builder-node-calculation-width: 252px;
    --builder-node-output-width: 680px;
    --builder-blue-soft: var(--color-panel-strong);
    --builder-green-soft: var(--color-builder-input-soft);
    --builder-amber-soft: var(--color-builder-score-soft);
    --builder-violet: var(--color-builder-condition);
    --builder-violet-soft: var(--color-builder-condition-soft);
    --builder-red: var(--color-danger);
    --builder-red-soft: var(--color-builder-danger-soft);
    --builder-line-strong: var(--color-builder-line-strong);

    position: relative;
    flex: 1;
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: var(--bg);
    color: var(--text);
}

body:has(.builder-workspace) {
    overflow-x: auto;
    overflow-y: hidden;
}

body:has(.builder-workspace) .container-fluid {
    min-width: var(--editor-page-min-width);
    height: 100vh;
    overflow: hidden;
}

body:has(.builder-workspace) .container-fluid > footer {
    display: none;
}

.builder-main {
    flex: 1;
    display: flex;
    min-width: 0;
    min-height: 0;
    padding: 0;
    overflow: hidden;
}

.builder-workspace__layout {
    display: grid;
    grid-template-columns:
        var(--builder-palette-width)
        minmax(0, 1fr)
        var(--builder-inspector-width);
    min-width: 0;
    min-height: 0;
    overflow: hidden;
}

.builder-palette {
    min-width: 0;
    padding: var(--space-6) var(--space-5);
    overflow-x: hidden;
    overflow-y: auto;
    border-right: var(--border-width) solid var(--line);
    background: var(--bg);
}

.builder-palette__title,
.builder-inspector__header h2 {
    margin: 0 0 var(--space-4);
    font-size: 12px;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.builder-palette__buttons {
    display: grid;
    gap: var(--space-3);
}

.builder-palette__tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-1);
    margin-bottom: var(--space-4);
    padding: var(--space-1);
    border-radius: var(--radius-md);
    background: var(--soft);
}

.builder-palette__tab {
    min-height: 32px;
    padding: 0 var(--space-3);
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--muted);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
}

.builder-palette__tab.is-active {
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 1px 4px var(--color-builder-floating-shadow);
}

.builder-palette__tab:only-child {
    grid-column: 1 / -1;
}

.builder-palette__panel[hidden] {
    display: none;
}

.builder-palette__intro {
    margin: 0 0 var(--space-4);
    color: var(--muted);
    font-size: var(--font-size-xs);
    line-height: var(--line-height-base);
}

.builder-palette__button {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: 100%;
    min-height: 48px;
    padding: var(--space-3) var(--space-4);
    border: var(--border-width) solid var(--builder-line-strong);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
    touch-action: manipulation;
}

.builder-palette__button:hover,
.builder-palette__button:focus-visible {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px var(--color-builder-focus-ring);
    outline: none;
}

.builder-palette__icon {
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    width: 29px;
    height: 29px;
    border-radius: 9px;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
}

.builder-palette__icon--input {
    background: var(--builder-green-soft);
    color: var(--green);
}

.builder-palette__icon--calculation {
    background: var(--builder-blue-soft);
    color: var(--blue);
}

.builder-palette__icon--condition {
    background: var(--color-builder-condition-soft);
    color: var(--color-builder-condition);
}

.builder-palette__icon--output {
    background: var(--builder-red-soft);
    color: var(--builder-red);
}

.builder-palette__copy strong,
.builder-palette__copy span {
    display: block;
}

.builder-palette__copy strong {
    font-size: 12px;
}

.builder-palette__copy span {
    margin-top: var(--space-1);
    color: var(--muted);
    font-size: 10px;
    line-height: 1.3;
}

.builder-palette__logic {
    margin-top: var(--space-7);
    padding-top: var(--space-5);
    border-top: var(--border-width) solid var(--line);
}

.builder-palette__logic h3 {
    margin: 0 0 var(--space-3);
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.builder-palette__logic p {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: 0 0 var(--space-3);
    color: var(--muted);
    font-size: 10px;
}

.builder-palette__dot {
    flex: 0 0 auto;
    width: 9px;
    height: 9px;
    border-radius: var(--radius-round);
}

.builder-palette__dot--input {
    background: var(--green);
}

.builder-palette__dot--calculation {
    background: var(--blue);
}

.builder-palette__dot--output {
    background: var(--builder-red);
}

.builder-template-list {
    display: grid;
    gap: var(--space-3);
}

.builder-template-list + .builder-template-list__title {
    margin-top: var(--space-6);
}

.builder-template-list__title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 0 var(--space-3);
    color: var(--muted);
    font-size: var(--font-size-xs);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.builder-template-card {
    padding: var(--space-4);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
}

.builder-template-card__head {
    display: grid;
    grid-template-columns: 30px minmax(0, 1fr);
    gap: var(--space-3);
    align-items: start;
}

.builder-template-card__head > span {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-sm);
    background: var(--violet-soft);
    color: var(--violet);
}

.builder-template-card__head strong,
.builder-template-card__head small {
    display: block;
}

.builder-template-card__head strong {
    font-size: var(--font-size-xs);
}

.builder-template-card__head small {
    margin-top: var(--space-1);
    color: var(--muted);
    font-size: var(--font-size-xs);
}

.builder-template-card form {
    margin-top: var(--space-4);
}

.builder-template-card button {
    width: 100%;
    min-height: 32px;
    border: var(--border-width) solid var(--accent-line);
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
}

.builder-canvas-area {
    position: relative;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: var(--bg);
}

.builder-canvas-scroll {
    width: 100%;
    height: 100%;
    overflow: auto;
    overscroll-behavior: contain;
    scrollbar-gutter: stable both-edges;
}

.builder-canvas-stage {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    min-width: 100%;
    height: 100%;
    min-height: 100%;
    overflow: clip;
    contain: paint;
}

.builder-canvas {
    position: absolute;
    inset: 0 auto auto 0;
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    min-height: var(--builder-canvas-min-height);
    padding: 58px 0 42px;
    background-color: var(--surface);
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 24px 24px;
    transform-origin: top left;
}

.builder-canvas__controls {
    position: absolute;
    z-index: 30;
    top: var(--space-4);
    right: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.builder-canvas__controls button {
    width: 31px;
    height: 31px;
    padding: 0;
    border: var(--border-width) solid var(--line);
    border-radius: 9px;
    background: var(--surface);
    color: var(--text);
    font: inherit;
}

.builder-canvas__controls button:disabled {
    color: var(--muted);
    cursor: default;
    opacity: 0.5;
}

.builder-canvas__controls span {
    width: 42px;
    color: var(--muted);
    font-size: 11px;
    text-align: center;
}

.builder-canvas__controls .builder-canvas__control-separator {
    width: var(--border-width);
    height: 22px;
    background: var(--line);
}

.builder-canvas__inspector-toggle {
    display: none;
}

.builder-connection-banner {
    position: absolute;
    z-index: 31;
    top: var(--space-5);
    left: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    border: var(--border-width) solid var(--color-builder-blue-border);
    border-radius: var(--radius-sm);
    background: var(--builder-blue-soft);
    color: var(--color-blue-hover);
    font-size: 11px;
    font-weight: var(--font-weight-bold);
}

.builder-connection-banner[hidden] {
    display: none;
}

.builder-connection-banner button {
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--builder-red);
    font-weight: var(--font-weight-bold);
}

.builder-wires {
    position: absolute;
    z-index: 1;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    pointer-events: none;
}

.builder-wire {
    fill: none;
    stroke: var(--builder-line-strong);
    stroke-width: 1.8;
    opacity: 0.62;
}

.builder-wire--related {
    stroke: var(--blue);
    stroke-width: 3;
    opacity: 1;
}

.builder-wire--dimmed {
    opacity: 0.11;
}

.builder-wire__hit {
    fill: none;
    stroke: transparent;
    stroke-width: 15;
    pointer-events: stroke;
    cursor: pointer;
}

.builder-wire__arrow {
    fill: var(--builder-line-strong);
}

.builder-wire__arrow--related {
    fill: var(--blue);
}

.builder-lane {
    position: relative;
    z-index: 2;
    box-sizing: border-box;
    width: 100%;
    margin: 0 0 var(--space-5);
    padding: var(--space-5) var(--space-10) var(--space-9);
    overflow: visible;
    border-top: var(--border-width) solid var(--line);
    border-bottom: var(--border-width) solid var(--line);
    background: var(--color-builder-lane);
}

.builder-lane--inputs {
    min-height: 206px;
}

.builder-lane--calculations {
    min-height: 0;
}

.builder-lane--outputs {
    min-height: 210px;
}

.builder-lane__title {
    position: sticky;
    z-index: 3;
    left: var(--space-6);
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    width: max-content;
    max-width: calc(100vw - 160px);
    margin: 0 0 var(--space-4);
    padding: var(--space-1) var(--space-3);
    border-radius: 9px;
    background: var(--color-builder-lane-label);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
}

.builder-lane__title span {
    color: var(--muted);
    font-size: 11px;
    font-weight: var(--font-weight-regular);
}

.builder-lane__nodes,
.builder-calculation-row {
    position: relative;
    z-index: 3;
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-8);
    box-sizing: border-box;
    width: max-content;
    min-width: 100%;
    min-height: 150px;
    padding: var(--space-3) var(--space-13) 0;
    overflow: visible;
}

.builder-lane__nodes--output {
    width: 100%;
    min-width: 0;
}

.builder-calculation-level {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    min-height: 182px;
    padding-top: var(--space-10);
}

.builder-calculation-level + .builder-calculation-level {
    border-top: var(--border-width) dashed var(--line);
}

.builder-calculation-level__label {
    position: sticky;
    left: var(--space-3);
    width: max-content;
    color: var(--muted);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.builder-empty-lane {
    display: grid;
    place-items: center;
    width: 100%;
    min-height: 120px;
    color: var(--muted);
    font-size: 12px;
}

.builder-card {
    position: relative;
    flex: 0 0 auto;
    box-sizing: border-box;
    width: var(--builder-node-input-width);
    min-height: 126px;
    padding: var(--space-5);
    border: var(--border-width) solid var(--builder-line-strong);
    border-radius: var(--radius-lg);
    background: var(--surface);
    box-shadow: 0 6px 16px var(--color-builder-card-shadow);
    cursor: pointer;
}

.builder-card--calculation {
    width: var(--builder-node-calculation-width);
    min-height: 146px;
}

.builder-card--output {
    width: min(var(--builder-node-output-width), calc(100vw - 250px));
    min-height: 154px;
}

.builder-card:hover {
    border-color: var(--muted);
}

.builder-card.is-selected {
    padding: var(--space-4);
    border: 2px solid var(--blue);
    box-shadow: 0 0 0 4px var(--color-builder-selection-ring);
}

.builder-card:focus-visible {
    outline: 3px solid var(--color-builder-focus-ring);
    outline-offset: 3px;
}

.builder-card.is-dimmed {
    opacity: 0.28;
}

.builder-card.has-error {
    border-color: var(--builder-red);
    background: var(--builder-red-soft);
}

.builder-card__title {
    margin: 0;
    font-size: 13px;
    line-height: 1.25;
}

.builder-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin: var(--space-3) 0;
}

.builder-card__tag {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid;
    border-radius: var(--radius-round);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
}

.builder-card__tag--input {
    border-color: var(--color-builder-input-border);
    background: var(--builder-green-soft);
    color: var(--green);
}

.builder-card__tag--formula {
    border-color: var(--color-builder-calculation-border);
    background: var(--builder-blue-soft);
    color: var(--color-blue-hover);
}

.builder-card__tag--score {
    border-color: var(--color-builder-score-border);
    background: var(--builder-amber-soft);
    color: var(--color-builder-score-text);
}

.builder-card__tag--condition {
    border-color: var(--color-builder-condition-border);
    background: var(--builder-violet-soft);
    color: var(--builder-violet);
}

.builder-card__tag--output {
    border-color: var(--color-builder-output-border);
    background: var(--builder-red-soft);
    color: var(--builder-red);
}

.builder-card__summary {
    min-height: 30px;
    color: var(--muted);
    font-size: 10.5px;
    line-height: 1.35;
}

.builder-card__sources {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-top: var(--space-3);
}

.builder-card__source {
    max-width: 145px;
    padding: 3px var(--space-2);
    overflow: hidden;
    border-radius: var(--space-2);
    background: var(--color-surface-soft-strong);
    color: var(--muted);
    font-size: 9px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.builder-card__result {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-top: var(--space-3);
    padding: var(--space-3);
    border-radius: 9px;
    background: var(--color-surface-soft);
    font-size: 10px;
}

.builder-card__result strong {
    max-width: 70%;
    overflow: hidden;
    font-size: 12px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.builder-card__result strong.has-error {
    color: var(--builder-red);
}

.builder-card__port {
    position: absolute;
    z-index: 8;
    width: 15px;
    height: 15px;
    padding: 0;
    border: 2px solid var(--muted);
    border-radius: var(--radius-round);
    background: var(--surface);
    box-shadow: 0 2px 6px var(--color-builder-port-shadow);
}

.builder-card__port--input {
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
}

.builder-card__port--output {
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
}

.builder-card__port.is-active {
    border-color: var(--blue);
    box-shadow: 0 0 0 6px var(--color-builder-port-ring);
}

.builder-output-preview {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-3);
}

.builder-output-preview__card {
    min-height: 78px;
    padding: var(--space-4);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--color-surface-soft);
}

.builder-output-preview__card span,
.builder-output-preview__card strong {
    display: block;
}

.builder-output-preview__card span {
    color: var(--muted);
    font-size: 10px;
}

.builder-output-preview__card strong {
    margin-top: var(--space-3);
    font-size: var(--font-size-lg);
}

.builder-inspector {
    min-width: 0;
    overflow-x: hidden;
    overflow-y: auto;
    border-left: var(--border-width) solid var(--line);
    background: var(--bg);
}

.builder-inspector * {
    min-width: 0;
}

.builder-inspector__header {
    position: sticky;
    z-index: 10;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-6) var(--space-6) var(--space-3);
    background: var(--bg);
}

.builder-inspector__header h2 {
    margin-bottom: 0;
}

.builder-inspector__close {
    display: none;
    place-items: center;
    width: 30px;
    height: 30px;
    padding: 0;
    border: var(--border-width) solid var(--line);
    border-radius: var(--space-3);
    background: var(--surface);
    color: var(--muted);
}

.builder-inspector__content {
    padding: 0 var(--space-6) var(--space-9);
}

.builder-inspector__empty {
    padding: var(--space-6) var(--space-5);
    border: var(--border-width) dashed var(--builder-line-strong);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--muted);
    line-height: var(--line-height-base);
}

.builder-inspector__empty p {
    margin: var(--space-3) 0 0;
}

.builder-inspector-card {
    margin-bottom: var(--space-5);
    padding: var(--space-5);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
}

.builder-inspector-card h3 {
    margin: 0 0 var(--space-3);
    font-size: 13px;
}

.builder-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-top: var(--space-3);
}

.builder-field label,
.builder-field__label {
    color: var(--muted);
    font-size: 11px;
}

.builder-field input,
.builder-field select,
.builder-field textarea,
.builder-inline-control input,
.builder-inline-control select,
.builder-rule-row input,
.builder-rule-row select {
    width: 100%;
    min-height: 37px;
    padding: var(--space-3);
    border: var(--border-width) solid var(--builder-line-strong);
    border-radius: 9px;
    background: var(--surface);
    color: var(--text);
    outline: none;
}

.builder-field textarea {
    min-height: 104px;
    resize: vertical;
    font-family: Consolas, monospace;
    font-size: 12px;
    line-height: 1.45;
}

.builder-field input:focus,
.builder-field select:focus,
.builder-field textarea:focus,
.builder-inline-control input:focus,
.builder-inline-control select:focus,
.builder-rule-row input:focus,
.builder-rule-row select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px var(--color-builder-field-ring);
}

.builder-grid-two {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-3);
}

.builder-help {
    margin-top: var(--space-2);
    color: var(--muted);
    font-size: 10px;
    line-height: 1.4;
}

.builder-section-label {
    margin: var(--space-4) 0 var(--space-2);
    color: var(--muted);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.builder-action-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-2);
}

.builder-action-choice,
.builder-condition-mode__choice {
    min-height: 58px;
    padding: var(--space-3);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    text-align: left;
}

.builder-action-choice.is-active {
    border-color: var(--blue);
    background: var(--builder-blue-soft);
    box-shadow: 0 0 0 2px var(--color-builder-action-ring);
}

.builder-action-choice strong,
.builder-action-choice span,
.builder-condition-mode__choice strong,
.builder-condition-mode__choice span {
    display: block;
}

.builder-action-choice span,
.builder-condition-mode__choice span {
    margin-top: var(--space-1);
    color: var(--muted);
    font-size: 9.5px;
    line-height: 1.25;
}

.builder-input-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.builder-input-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 28px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid var(--color-builder-calculation-border);
    border-radius: var(--radius-round);
    background: var(--builder-blue-soft);
    color: var(--color-blue-hover);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
}

.builder-input-pill--insert {
    cursor: pointer;
}

.builder-input-pill button {
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--builder-red);
}

.builder-inline-control {
    display: grid;
    grid-template-columns: minmax(0, 1fr) max-content;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.builder-button,
.builder-remove-button {
    min-height: 30px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid var(--line);
    border-radius: var(--space-3);
    background: var(--surface);
    color: var(--text);
    font-weight: var(--font-weight-bold);
}

.builder-button--danger,
.builder-remove-button {
    border-color: var(--color-builder-danger-border);
    background: var(--builder-red-soft);
    color: var(--builder-red);
}

.builder-remove-button {
    width: 30px;
    padding: 0;
}

.builder-formula-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.builder-formula-heading h3 {
    margin: 0;
}

.builder-formula-badge {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid var(--color-builder-blue-border-soft);
    border-radius: var(--radius-round);
    background: var(--builder-blue-soft);
    color: var(--color-blue-hover);
    font-size: 9px;
    font-weight: var(--font-weight-bold);
}

.builder-formula-note {
    margin-top: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border: var(--border-width) solid var(--color-builder-blue-border-muted);
    border-radius: var(--radius-sm);
    background: var(--builder-blue-soft);
    color: var(--color-text-accent);
    font-size: 10px;
    line-height: 1.48;
}

.builder-formula-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.builder-formula-inputs .builder-input-pill {
    cursor: pointer;
}

.builder-math-toolbar {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-3);
}

.builder-math-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.builder-math-group__label {
    width: 100%;
    color: var(--muted);
    font-size: 9px;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.builder-function-button {
    min-width: 34px;
    min-height: 30px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid var(--line);
    border-radius: var(--space-3);
    background: var(--surface);
    color: var(--text);
    font-size: 10.5px;
    font-weight: var(--font-weight-bold);
}

.builder-function-button:hover {
    border-color: var(--blue);
    background: var(--builder-blue-soft);
}

.builder-formula-status,
.builder-test-box {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border: var(--border-width) solid var(--line);
    border-radius: 9px;
    background: var(--color-surface-soft);
    font-size: 10px;
    line-height: 1.4;
}

.builder-formula-status.is-valid {
    border-color: var(--color-builder-input-border-strong);
    background: var(--builder-green-soft);
    color: var(--green);
}

.builder-formula-status.is-invalid {
    border-color: var(--color-builder-danger-border-strong);
    background: var(--builder-red-soft);
    color: var(--builder-red);
}

.builder-mapping,
.builder-condition-block,
.builder-branch-card {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--color-surface-soft);
}

.builder-mapping__head,
.builder-condition-block__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    font-size: 11px;
    font-weight: var(--font-weight-bold);
}

.builder-rule-list {
    display: grid;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.builder-rule-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 58px minmax(70px, 0.8fr) 30px;
    gap: var(--space-2);
    align-items: center;
}

.builder-score-row {
    grid-template-columns: 68px minmax(0, 1fr) 64px 30px;
}

.builder-choice-score-row {
    display: grid;
    grid-template-columns: minmax(90px, 1fr) 72px;
    gap: var(--space-2);
    align-items: center;
    margin-top: var(--space-2);
    font-size: 10px;
}

.builder-choice-score-row input {
    width: 100%;
    min-height: 32px;
    padding: var(--space-2);
    border: var(--border-width) solid var(--builder-line-strong);
    border-radius: var(--space-3);
}

.builder-condition-mode {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-2);
}

.builder-condition-mode__choice.is-active {
    border-color: var(--builder-violet);
    background: var(--builder-violet-soft);
}

.builder-scenario {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border-left: 3px solid var(--color-builder-condition-accent);
    border-radius: var(--space-3);
    background: var(--builder-violet-soft);
}

.builder-scenario__title {
    display: flex;
    justify-content: space-between;
    gap: var(--space-3);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
}

.builder-branch-intro {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border: var(--border-width) solid var(--color-builder-condition-border-soft);
    border-radius: var(--radius-sm);
    background: var(--builder-violet-soft);
    color: var(--builder-violet);
    font-size: 10px;
    line-height: 1.45;
}

.builder-branch-source {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: var(--space-3) 0;
    padding: var(--space-3);
    border-radius: 9px;
    background: var(--builder-violet-soft);
    color: var(--builder-violet);
    font-size: 10px;
}

.builder-branch-source strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.builder-branch-row {
    display: grid;
    grid-template-columns: 72px 54px minmax(0, 1fr) 30px;
    gap: var(--space-2);
    align-items: center;
}

.builder-branch-result {
    display: grid;
    grid-template-columns: 72px 16px minmax(0, 1fr);
    gap: var(--space-2);
    align-items: center;
    margin-top: var(--space-2);
}

.builder-branch-row input,
.builder-branch-row select,
.builder-branch-result input {
    width: 100%;
    min-height: 32px;
    padding: var(--space-2);
    border: var(--border-width) solid var(--builder-line-strong);
    border-radius: var(--space-3);
    background: var(--surface);
}

.builder-issue-list {
    display: grid;
    gap: var(--space-2);
}

.builder-issue {
    padding: var(--space-3);
    border: var(--border-width) solid var(--color-builder-danger-border);
    border-radius: 9px;
    background: var(--builder-red-soft);
    color: var(--builder-red);
    font-size: 10px;
    line-height: 1.4;
}

.builder-ok-message {
    padding: var(--space-3);
    border: var(--border-width) solid var(--color-builder-input-border-soft);
    border-radius: 9px;
    background: var(--builder-green-soft);
    color: var(--green);
    font-size: 11px;
}

.builder-statusbar {
    min-height: var(--builder-status-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
    padding: 0 var(--space-6);
    border-top: var(--border-width) solid var(--line);
    background: var(--surface);
    color: var(--muted);
    font-size: 11px;
}

.builder-statusbar__state {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.builder-statusbar__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-round);
    background: var(--green);
    box-shadow: 0 0 0 4px var(--color-builder-success-ring);
}

.builder-statusbar__dot.is-warning {
    background: var(--color-builder-warning);
    box-shadow: 0 0 0 4px var(--color-builder-warning-ring);
}

.builder-statusbar__dot.is-error {
    background: var(--builder-red);
    box-shadow: 0 0 0 4px var(--color-builder-danger-ring);
}

.builder-toast {
    position: fixed;
    z-index: 1100;
    bottom: 42px;
    left: 50%;
    max-width: min(520px, calc(100vw - var(--space-11)));
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-sm);
    background: var(--color-text-strong);
    color: var(--color-white);
    box-shadow: var(--shadow);
    font-size: 11px;
    transform: translateX(-50%);
}

.builder-modal {
    position: fixed;
    z-index: 1200;
    inset: 0;
    display: grid;
    place-items: center;
    padding: var(--space-7);
    background: var(--color-builder-overlay);
}

.builder-modal__box {
    width: min(560px, 100%);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    background: var(--surface);
    box-shadow: 0 18px 60px var(--color-builder-modal-shadow);
}

.builder-modal__box h2 {
    margin: 0 0 var(--space-4);
}

.builder-modal__box ol {
    padding-left: var(--space-9);
    line-height: 1.65;
}

.builder-modal__actions {
    text-align: right;
}

.builder-modal__actions button,
.builder-lock-banner button {
    min-height: var(--control-height-sm);
    padding: 0 var(--space-5);
    border: var(--border-width) solid var(--blue);
    border-radius: var(--radius-sm);
    background: var(--blue);
    color: var(--color-white);
    font-weight: var(--font-weight-bold);
}

.builder-lock-banner {
    position: absolute;
    z-index: 1050;
    top: var(--space-4);
    left: 50%;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    max-width: min(620px, calc(100% - var(--space-11)));
    padding: var(--space-3) var(--space-5);
    border: var(--border-width) solid var(--color-builder-danger-border);
    border-radius: var(--radius-sm);
    background: var(--builder-red-soft);
    color: var(--builder-red);
    box-shadow: var(--shadow);
    transform: translateX(-50%);
}

.builder-lock-banner[hidden] {
    display: none;
}

.builder-scroll-hint {
    position: absolute;
    z-index: 29;
    bottom: var(--space-4);
    left: var(--space-5);
    padding: var(--space-2) var(--space-3);
    border: var(--border-width) solid var(--line);
    border-radius: 9px;
    background: var(--surface);
    color: var(--muted);
    box-shadow: 0 5px 16px var(--color-builder-floating-shadow);
    font-size: 9.5px;
    pointer-events: none;
}

.builder-header__calculator {
    min-width: 0;
}

.builder-header__name {
    width: 230px;
    min-height: var(--control-height-sm);
    padding: 0 var(--space-5);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--text);
    font-weight: var(--font-weight-bold);
}

.builder-header__meta {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-1);
    color: var(--muted);
    font-size: var(--font-size-xs);
}

.builder-header__meta > :first-child {
    color: var(--color-text-accent);
    font-weight: var(--font-weight-bold);
}

.builder-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding-left: var(--space-4);
    border-left: var(--border-width) solid var(--line);
}

.builder-header__icon-button,
.builder-header__preview-button,
.builder-header__action-button {
    min-height: var(--control-height-sm);
    padding: 0 var(--space-4);
    border: var(--border-width) solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--text);
    font-weight: var(--font-weight-bold);
    white-space: nowrap;
}

.builder-header__icon-button {
    width: var(--control-height-sm);
    padding: 0;
    font-size: var(--font-size-xl);
}

.builder-header__preview-button {
    border-color: var(--blue);
    background: var(--blue);
    color: var(--color-white);
}

.builder-header__icon-button:disabled,
.builder-header__preview-button:disabled,
.builder-header__action-button:disabled,
[data-action="publish"]:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.builder-header__inspector-toggle {
    display: none;
}

@media (max-width: 1280px) {
    .builder-workspace {
        --builder-palette-width: 205px;
        --builder-inspector-width: 350px;
    }

    .builder-palette {
        padding-inline: var(--space-3);
    }

    .builder-palette__title {
        font-size: 10px;
        text-align: center;
    }

    .builder-palette__button {
        padding: var(--space-3);
    }

    .builder-header__action-label {
        display: none;
    }

    .builder-card--output {
        width: 620px;
    }
}

@media (max-width: 1040px) {
    .builder-workspace {
        --builder-palette-width: 190px;
    }

    .builder-workspace__layout {
        grid-template-columns: var(--builder-palette-width) minmax(0, 1fr);
    }

    .builder-inspector {
        position: fixed;
        z-index: 1000;
        top: calc(var(--header-height) + var(--space-3));
        right: var(--space-3);
        bottom: calc(var(--builder-status-height) + var(--space-2));
        display: none;
        width: min(360px, calc(100vw - 92px));
        height: auto;
        border: var(--border-width) solid var(--line);
        border-radius: var(--radius-lg);
        box-shadow: 0 18px 55px var(--color-builder-panel-shadow);
    }

    .builder-inspector.is-open {
        display: block;
    }

    .builder-inspector__close,
    .builder-canvas__inspector-toggle {
        display: grid;
    }

    .builder-header__action-button--optional {
        display: none;
    }

    .builder-card--output {
        width: 580px;
    }
}

@media (max-width: 720px) {
    .site-header__controls:has(.builder-header__calculator) {
        flex-wrap: nowrap;
        margin-left: auto;
    }
}

@media (max-width: 760px) {
    .builder-workspace {
        --builder-palette-width: 190px;
    }

    .builder-inspector {
        right: var(--space-2);
        width: calc(100vw - 76px);
    }

    .builder-grid-two,
    .builder-condition-mode {
        grid-template-columns: 1fr;
    }

    .builder-card--output {
        width: 560px;
    }

    .builder-statusbar [data-builder-stats] {
        display: none;
    }

    .builder-header__meta {
        display: none;
    }
}

@media (max-width: 520px) {
    .builder-workspace__layout {
        grid-template-columns: 190px minmax(0, 1fr);
    }

    .builder-workspace {
        --builder-palette-width: 190px;
    }

    .builder-inspector {
        right: var(--space-2);
        width: calc(
            100vw - var(--builder-palette-width) - var(--space-4)
        );
    }

    .builder-header__name {
        width: 230px;
        font-size: 12px;
    }

    .builder-header__actions {
        gap: var(--space-1);
        padding-left: 0;
        border-left: 0;
    }

    .builder-header__actions [data-action="undo"],
    .builder-header__actions [data-action="redo"] {
        display: none;
    }

    .builder-output-preview {
        grid-template-columns: 1fr;
    }
}