.page {
    display: block;
    position: relative;
    width: 190mm;
    height: 277mm;
}

@media print {
    * {
        background: transparent;
    }

    @page {
        size: 21cm 29.7cm;
        margin-top: 10mm;
        margin-right: 10mm;
        margin-left: 10mm;
        margin-bottom: 10mm;
    }

    .pageContent {
        width: 100%;
        height: 100%;
    }

    .pagebreak {
        display: block;
        page-break-before: always;
    }

    .no-print {
        display: none;
    }
}

/* settings-preview dialog used for building, tree */
.settings-preview-dialog {
    display: flex;
    flex-direction: row;
    height: 100%;
    overflow: hidden;
}

.settings-preview-dialog .settings {
    flex: 0 0 auto;
    overflow: auto;
    border: 1px solid var(--separator-color);
}

.settings-preview-dialog .preview {
    flex: 1 1 auto;
    min-width: 200px;
    min-height: 200px;
    position: relative;
    border: 1px solid var(--separator-color);
}

.texture-select {
    max-height: 80vh;
}

.texture-select fieldset {
    max-height: 70vh;
    padding-bottom: 10px;
    overflow: hidden;
}

.texture-select fieldset > div {
    height: 100%;
    overflow: auto;
}

.texture-list-entry {
    cursor: pointer;
}

body:not(.no-hover) .texture-list-entry:hover {
    background-color: #ff0;
}

.raily-free-tier-limit-warning {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    background: #fff1d6;
    border: 1px solid #f2b84d;
    color: #8a4b00;
    padding: 6px 10px;
    margin: 0 4px 4px 4px;
    border-radius: 4px;
}

.raily-free-tier-limit-warning-icon {
    color: #d88200;
}

.raily-free-tier-limit-warning-text {
    font-size: 13px;
    line-height: 1.3;
}

.left-tool-panel {
    display: inline-flex;
    flex-flow: row;
    overflow: hidden;
    width: min-content;
    border-right: 1px solid var(--separator-color);
}

.raily-left-tools {
    flex: 0 0 200px;
    min-width: 200px;
    display: flex;
    flex-flow: column;
    overflow-y: auto;
    overflow-x: hidden;
}

.vertical-left-toolbar {
    display: flex;
    flex-flow: column;
    width: calc(10 + var(--button-size));
    overflow-y: auto;
    overflow-x: hidden;
    border-left: 1px solid var(--separator-color);
}

.editor {
    flex: 1;
    position: relative;
    height: 100%;
    min-width: 50px;
    min-height: 50px;
}

.right-tool-panel {
    flex: 0 0 200px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
    min-height: 0;
    border-left: 1px solid var(--separator-color);
}

.right-tool-panel > .tab-container {
    flex: 1 1 auto;
    min-height: 0;
    width: 100%;
}

.right-tool-panel .tab-content {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.right-tool-panel .train-tab {
    height: 100%;
    min-height: 0;
    overflow: hidden;
}

.right-tool-panel .train-repository-list,
.right-tool-panel .train-panel .train-list {
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.right-tool-panel .train-panel {
    min-height: 0;
    overflow: hidden;
}

.footer {
    flex: 0 0 auto;
    background: var(--main-menu-bar-background-color);
    border-top: 1px solid var(--separator-color);
    height: 44px;
    line-height: 14px;
    font-size: 14px;
}


.short-context-help {
    background-color: var(--context-help-background-color);
    color: var(--context-help-foreground-color);
    height: 100%;
}

.status-footer-content {
    align-items: stretch;
    gap: 8px;
    /* Footer must host two-line blocks; let children fill the height. */
    height: 100%;
    /* Reserve space on the right edge for the floating (position:fixed)
       feedback button so the rightmost status info doesn't slide under it. */
    padding-right: 7em;
}

.status-footer-content .left {
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.status-footer-content .content {
    /* Spacer flexes to push the right zone to the edge. */
    min-width: 0;
}

/* Center zone: keeps the working-task pill centred in the footer. */
.status-footer-center {
    align-items: center;
    justify-content: center;
    min-width: 0;
}

.status-footer-right {
    align-items: center;
    gap: 8px;
}

/* Left zone: name (top) / modified (bottom) when idle; context help when editing. */
.name-modified-panel {
    justify-content: center;
    gap: 0;
}

.name-modified-panel > label {
    /* Make the name look like a heading line. */
    font-size: 14px;
    font-weight: 700;
    line-height: 18px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 22em;
}

.name-modified-panel > .modified {
    font-size: 11px;
    line-height: 14px;
    color: var(--context-help-foreground-color);
}

/* Save-state badge: a plain colour-coded pill so the working state is obvious
   at a glance — orange when there are unsaved changes, blue once saved. */
.save-state {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    line-height: 14px;
    white-space: nowrap;
    color: #fff;
}

.save-state.modified {
    background: #e8842f;
}

.save-state.saved {
    background: #3d6fd6;
}

/* Context help (shown instead of name/modified while editing). */
.top-content-bottom.left > div,
.status-footer-content .left .left-content-right {
    align-items: center;
}

/* Position info: vertical — coordinates on top, element-info string below. */
.position-info {
    width: 14em;
    justify-content: center;
}

.position-info-coord {
    font-size: 12px;
    line-height: 16px;
    white-space: nowrap;
    color: var(--context-help-foreground-color);
}

.position-info-element {
    font-size: 11px;
    line-height: 14px;
    white-space: nowrap;
    color: var(--context-help-foreground-color);
    opacity: 0.8;
}

/* Working-task pill: prominent so pending background work (CSG, meshing …) is
   obvious. Accent background with a white wave animation. */
.work-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 3px 12px 3px 10px;
    border-radius: 14px;
    background: #3d6fd6;
    color: #fff;
    box-shadow: 0 0 8px rgba(61, 111, 214, 0.6);
    width: auto;
}

.work-status > :first-child {
    flex-shrink: 0;
}

.work-status-text {
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    color: #fff;
}

.floating-feedback {
    position: fixed;
    /* Above dialogs (10000) and teaching bubbles (10001) so the button stays
       visible and is captured in feedback screenshots. */
    z-index: 10002;
    bottom: 6px;
    right: 10px;
    cursor: pointer;
    font-size: 12px;
    color: var(--link-color);
    text-decoration: underline;
    white-space: nowrap;
    background: rgba(0, 0, 0, 0.25);
    padding: 4px 8px;
    border-radius: 4px;
}

body:not(.no-hover) .floating-feedback:hover {
    opacity: 0.7;
}

.expand-handle {
    display: flex;
    height: 27px;
    width: 27px;
    bottom: 30px;
    background-color: rgba(0, 0, 255, 0.55);
    align-content: center;
    justify-content: center;
    position: absolute;
    overflow: hidden;
    cursor: pointer;
}

.expand-handle > div {
    color: white;
}

.expand-handle.left {
    right: 0;
}

.expand-handle.right {
    left: 0;
}

@media screen and (max-width: 600px) {
    #tools {
        display: none;
    }
}

#shortcuts {
    flex: 0 0 auto;
}

body:not(.no-hover) .scene-graph-entry-header:hover {
    background-color: var(--default-hover-background-color);
    color: var(--default-hover-foreground-color);
    cursor: pointer;
}

.hintPanelWrap {
    left: 50%;
    top: 10%;
    position: absolute;
}

.hintPanel {
    left: -50%;
    padding: 8px;
    border: 1px solid #888;
    opacity: 0.5;
    background-color: #fff;
    border-radius: 8px;
    position: relative;
}

.controls {
    position: absolute;
    top: 20px;
    right: 20px;
    border: 1px solid var(--separator-color);
    opacity: 0.5;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 5px;
}

.view-mode-overlay {
    display: flex;
    flex-direction: column;
}

.view-mode-button-row {
    display: flex;
}

.view-mode-release-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-top: 1px solid var(--separator-color);
    padding: 3px 6px 4px;
}

.view-mode-release-tag {
    border-radius: 999px;
    font-size: 11px;
    padding: 1px 7px;
    font-weight: 700;
    color: #fff;
}

.view-mode-release-tag.alpha {
    background-color: #c62828;
}

.view-mode-release-tag.beta {
    background-color: #1565c0;
}

.view-mode-release-info-icon {
    opacity: 0.85;
}

.drag-image {
    position: absolute;
    pointer-events: none;
    z-index: 1000;
}

.bubble {
    position: absolute;
    background-color: var(--dialog-background-color);
    border: 2px solid var(--separator-color);
    color: var(--default-foreground-color);
    border-radius: 5px;
    box-shadow: rgba(0, 0, 0, 0.3) 2px 2px 2px;
    display: inline-block;
    padding: 18px 18px;
    vertical-align: top;
    left: 100px;
    top: 100px;
    z-index: 10000;
}

.bubble.bottom:before {
    content: " ";
    position: absolute;
    box-shadow: rgba(0, 0, 0, 0.3) 2px 2px 2px;
    transform: rotate(45deg);
    bottom: -10.5px;
    left: 37px;
    width: 17px;
    height: 17px;
    background-color: var(--dialog-background-color);
    border-width: 2px;
    border-style: solid;
    border-color: transparent var(--separator-color) var(--separator-color) transparent;
}

.bubble.top:before {
    content: " ";
    position: absolute;
    transform: rotate(-135deg);
    top: -10.5px;
    left: 37px;
    width: 17px;
    height: 17px;
    background-color: var(--dialog-background-color);
    border-width: 2px;
    border-style: solid;
    border-color: transparent var(--separator-color) var(--separator-color) transparent;
}

.repository-list-entry {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
    border: 1px solid var(--separator-color);
}

.drag-handle {
    height: 100%;
    width: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--secondary-button-background-color);
}

.grip {
    width: 20px;
    height: 8px;
    background-image: radial-gradient(black 40%, transparent 40%);
    background-size: 4px 4px;
    background-color: var(--secondary-button-hover-background-color);
    border: 1px solid var(--separator-color);
    pointer-events: none;
}

.element-name-title {
    font-weight: 700;
}

/* Train composition editor (instrument panel): horizontal strip of wagon cards and coupler chips. */
.train-composition-panel {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
}

.train-wagon-card {
    border: 1px solid var(--dialog-border-color);
    border-radius: 4px;
    padding: 6px 8px;
    min-width: 96px;
    background: var(--panel-background-color);
    align-items: center;
    flex-shrink: 0;
    gap: 4px;
}

.train-card-title {
    font-weight: 700;
    white-space: nowrap;
}

.train-card-info {
    font-size: 10px;
    color: var(--disabled-foreground-color);
    white-space: nowrap;
}

.train-card-row {
    gap: 4px;
    align-items: center;
}

.train-coupler-chip {
    align-items: center;
    flex-shrink: 0;
    gap: 2px;
}

/* Train control panel: the switch-ahead widget and the compact speed input. */
.train-panel .train-switch-button {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
}

/* Fixed height whether empty or showing a switch: appearing content must not shift the card. */
.train-panel .train-switch-row {
    height: 56px;
    flex-shrink: 0;
    justify-content: center;
}


/* Fullscreen cockpit bar: the driving controls along the bottom while riding a train. */
.cockpit-bar {
    position: fixed;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    align-items: center;
    gap: 20px;
    padding: 10px 28px 6px 28px;
    background: var(--panel-background-color);
    border: 1px solid var(--dialog-border-color);
    border-bottom: none;
    border-radius: 14px 14px 0 0;
    box-shadow: 0 -2px 14px rgba(0, 0, 0, 0.35);
    z-index: 500;
    width: auto;
}

.cockpit-bar .cockpit-speed-digits {
    font-size: 22px;
    font-weight: 700;
    min-width: 110px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.cockpit-bar .cockpit-reverse {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-color, #e33);
}

.cockpit-bar .cockpit-switch-button,
.cockpit-bar .cockpit-stop-button {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
}

/* Who is driving, as a word: at a glance among the icons, the only readable way to say which of two
   modes is active. Sized to the other cockpit buttons so the bar stays even. */
.cockpit-bar .cockpit-mode-button {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
    font-weight: bold;
    font-size: 0.8em;
}

/* The simulation clock stacks its date over its time (see makeSimClockDisplay): a toolbar's horizontal
   space is shared with every button on it, and a date is nearly twice as wide as the time it qualifies. */
.sim-clock-display {
    white-space: pre-line;
    line-height: 1.1;
    text-align: center;
}