.stage-workspace {
    display: grid;
    grid-template-rows: auto auto minmax(24rem, 1fr);
    min-width: 0;
    min-height: 100%;
    overflow: hidden;
}

.stage-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0.8rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}

.stage-toolbar h2,
.stage-toolbar p,
.stage-status,
.stage-text-card p {
    margin: 0;
}

.stage-toolbar__actions {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.stage-toolbar__actions output {
    min-width: 3.5rem;
    color: var(--text-muted);
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.stage-status {
    padding: 0.4rem 0.8rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
    background: var(--surface);
}

.stage-status--error,
.stage-editor__error {
    color: var(--danger-text);
}

.stage-viewport {
    position: relative;
    min-width: 0;
    min-height: 24rem;
    overflow: hidden;
    touch-action: none;
    cursor: grab;
    background-color: var(--surface-subtle);
    background-image: radial-gradient(circle, color-mix(in srgb, var(--text-muted) 24%, transparent) 1px, transparent 1px);
    background-size: 24px 24px;
    overscroll-behavior: contain;
}

.stage-viewport:active {
    cursor: grabbing;
}

.stage-world {
    position: absolute;
    inset: 0 auto auto 0;
    transform-origin: 0 0;
    background: color-mix(in srgb, var(--surface) 90%, transparent);
    box-shadow: 0 0 0 1px var(--border);
}

.stage-text-card {
    position: absolute;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    min-width: 0;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 0.65rem;
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 0.4rem 1rem rgb(0 0 0 / 16%);
}

.stage-text-card:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.stage-text-card--master {
    border-color: var(--warning-border, var(--primary));
}

.stage-text-card > header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.55rem 0.65rem;
    border-bottom: 1px solid var(--border);
    cursor: move;
    user-select: none;
}

.stage-workspace--readonly .stage-text-card > header {
    cursor: default;
    user-select: text;
}

.stage-text-card > header span {
    flex: 0 0 auto;
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
}

.stage-text-card > p {
    padding: 0.65rem;
    overflow: auto;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.stage-text-card__actions {
    display: flex;
    gap: 0.4rem;
    padding: 0.4rem 0.55rem;
    border-top: 1px solid var(--border);
}

.stage-text-card__actions button {
    padding: 0.25rem 0.45rem;
    font-size: 0.72rem;
}

.stage-resize-handle {
    position: absolute;
    right: 0.2rem;
    bottom: 0.2rem;
    width: 1.1rem;
    height: 1.1rem;
    padding: 0;
    border: 0;
    border-right: 3px solid var(--primary);
    border-bottom: 3px solid var(--primary);
    border-radius: 0;
    background: transparent;
    cursor: nwse-resize;
}

.stage-editor {
    width: min(30rem, calc(100vw - 2rem));
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    background: var(--surface);
    color: var(--text);
}

.stage-editor::backdrop {
    background: rgb(9 15 24 / 48%);
}

.stage-editor form,
.stage-editor label {
    display: grid;
    gap: 0.5rem;
}

.stage-editor form {
    gap: 0.8rem;
}

.stage-editor textarea {
    resize: vertical;
}

.stage-editor__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

@media (max-width: 52rem) {
    .stage-workspace,
    .stage-viewport {
        min-height: 22rem;
    }
}

@media (max-width: 40rem) {
    .stage-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .stage-toolbar__actions {
        width: 100%;
    }

    .stage-workspace,
    .stage-viewport {
        min-height: 20rem;
    }
}