/**
 * RB3DLabs Model Studio — full-page CAD chrome.
 * Original UI inspired by browser CAD layouts; RB3DLabs branding only.
 */

/* —— Full-page host (theme template + fallback on normal tool page) —— */
body.rb3d-ms-app {
	margin: 0;
	overflow: hidden;
	background: #f4f3ef;
}

body.rb3d-ms-app .site-header,
body.rb3d-ms-app .site-footer,
body.rb3d-ms-app .tool-page__back {
	display: none !important;
}

body.rb3d-ms-app .site,
body.rb3d-ms-app .site-main,
body.rb3d-ms-app .section,
body.rb3d-ms-app .container,
body.rb3d-ms-app .entry,
body.rb3d-ms-app .entry__content {
	margin: 0 !important;
	padding: 0 !important;
	max-width: none !important;
	width: 100% !important;
}

body.rb3d-ms-app .site-main,
body.rb3d-ms-app .section {
	min-height: 100vh;
}

body.rb3d-ms-app .skip-link {
	position: absolute;
	left: -9999px;
}

body.rb3d-ms-app .skip-link:focus {
	left: 0.5rem;
	top: 0.5rem;
	z-index: 10000;
	background: #fff;
	padding: 0.5rem 0.75rem;
}

.rb3d-ms-app__main {
	min-height: 100vh;
	height: 100vh;
}

.rb3d-ms--app {
	--ms-bg: #f3f2ed;
	--ms-surface: #ffffff;
	--ms-surface-soft: #f8f7f3;
	--ms-text: #1f211e;
	--ms-muted: #6a6d64;
	--ms-border: #e2e0d8;
	--ms-border-strong: #d0cec5;
	--ms-accent: #f28c28;
	--ms-accent-dark: #d96c12;
	--ms-secondary: #477a61;
	--ms-danger: #b54a3a;
	--ms-grid: #e6c84a;
	--ms-viewport: #ebe9e2;
	--ms-shadow: 0 1px 0 rgba(31, 33, 30, 0.04), 0 8px 24px rgba(31, 33, 30, 0.06);
	--ms-font: "Hanken Grotesk", Bahnschrift, "Segoe UI", sans-serif;
	--ms-font-display: "Space Grotesk", Bahnschrift, "Segoe UI", sans-serif;

	box-sizing: border-box;
	display: flex;
	flex-direction: column;
	width: 100%;
	height: 100vh;
	max-height: 100vh;
	margin: 0;
	color: var(--ms-text);
	font-family: var(--ms-font);
	background: var(--ms-bg);
	border: 0;
	border-radius: 0;
	overflow: hidden;
	-webkit-font-smoothing: antialiased;
}

.rb3d-ms--app *,
.rb3d-ms--app *::before,
.rb3d-ms--app *::after {
	box-sizing: border-box;
}

.rb3d-ms__ico {
	display: block;
	flex: 0 0 auto;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	border: 0;
}

/* —— Top bar —— */
.rb3d-ms__topbar {
	display: grid;
	grid-template-columns: minmax(0, auto) minmax(140px, 1fr) auto;
	align-items: center;
	gap: 0.85rem 1.25rem;
	padding: 0.55rem 1rem;
	background: var(--ms-surface);
	border-bottom: 1px solid var(--ms-border);
	box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
	flex: 0 0 auto;
	position: relative;
	z-index: 40;
}

.rb3d-ms__topbar-left {
	display: inline-flex;
	align-items: center;
	gap: 0.85rem;
	min-width: 0;
}

.rb3d-ms__brand {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	text-decoration: none;
	color: inherit;
	min-width: 0;
}

.rb3d-ms__brand:hover {
	color: inherit;
	text-decoration: none;
}

.rb3d-ms__brand-logo {
	display: block;
	height: 2rem;
	width: auto;
	max-width: 2.75rem;
	object-fit: contain;
	flex: 0 0 auto;
}

.rb3d-ms__brand-mark {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2rem;
	height: 2rem;
	border-radius: 0.45rem;
	background: linear-gradient(145deg, #ff9d3d 0%, var(--ms-accent) 55%, var(--ms-accent-dark) 100%);
	color: #1a1c17;
	font-family: var(--ms-font-display);
	font-weight: 700;
	font-size: 0.7rem;
	letter-spacing: -0.04em;
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
	flex: 0 0 auto;
}

.rb3d-ms__brand-copy {
	display: flex;
	flex-direction: column;
	gap: 0.05rem;
	min-width: 0;
	line-height: 1.05;
}

.rb3d-ms__brand-name {
	font-family: var(--ms-font-display);
	font-weight: 700;
	font-size: 1.02rem;
	letter-spacing: -0.03em;
	white-space: nowrap;
}

.rb3d-ms__brand-name span {
	color: var(--ms-accent-dark);
}

.rb3d-ms__brand-product {
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ms-muted);
	white-space: nowrap;
}

.rb3d-ms__brand-divider {
	width: 1px;
	height: 1.85rem;
	background: var(--ms-border-strong);
	flex: 0 0 auto;
}

.rb3d-ms__modes {
	display: inline-flex;
	gap: 0.15rem;
	padding: 0.18rem;
	background: var(--ms-surface-soft);
	border: 1px solid var(--ms-border);
	border-radius: 999px;
}

.rb3d-ms__mode {
	appearance: none;
	border: 0;
	background: transparent;
	padding: 0.38rem 0.8rem;
	font: inherit;
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--ms-muted);
	cursor: pointer;
	border-radius: 999px;
	transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.rb3d-ms__mode.is-active {
	color: var(--ms-text);
	background: var(--ms-surface);
	box-shadow: 0 1px 2px rgba(31, 33, 30, 0.08);
}

.rb3d-ms__mode:disabled {
	opacity: 0.4;
	cursor: not-allowed;
}

.rb3d-ms__project {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	justify-self: center;
	width: min(100%, 320px);
	padding: 0.28rem 0.55rem 0.28rem 0.7rem;
	background: var(--ms-surface-soft);
	border: 1px solid var(--ms-border);
	border-radius: 0.55rem;
}

.rb3d-ms__project-label {
	flex: 0 0 auto;
	font-size: 0.65rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ms-muted);
}

.rb3d-ms__project input {
	width: 100%;
	min-width: 0;
	padding: 0.28rem 0.2rem;
	border: 0;
	border-radius: 0.25rem;
	background: transparent;
	font: inherit;
	font-size: 0.92rem;
	font-weight: 600;
	color: var(--ms-text);
}

.rb3d-ms__project input::placeholder {
	color: #9a9d94;
	font-weight: 500;
}

.rb3d-ms__project input:focus {
	outline: none;
}

.rb3d-ms__project:focus-within {
	border-color: var(--ms-accent);
	background: #fff;
	box-shadow: 0 0 0 3px rgba(242, 140, 40, 0.16);
}

.rb3d-ms__top-actions {
	display: inline-flex;
	align-items: center;
	gap: 0.65rem;
	justify-self: end;
}

.rb3d-ms__top-btns {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
}

.rb3d-ms__privacy {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	padding: 0.28rem 0.55rem;
	border-radius: 999px;
	background: rgba(71, 122, 97, 0.1);
	font-size: 0.7rem;
	font-weight: 600;
	color: var(--ms-secondary);
	white-space: nowrap;
}

.rb3d-ms__privacy-dot {
	width: 0.4rem;
	height: 0.4rem;
	border-radius: 50%;
	background: var(--ms-secondary);
	box-shadow: 0 0 0 3px rgba(71, 122, 97, 0.18);
}

.rb3d-ms__icon-btn {
	appearance: none;
	border: 1px solid var(--ms-border);
	background: #fff;
	border-radius: 0.45rem;
	padding: 0.35rem;
	color: var(--ms-text);
	cursor: pointer;
	transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.rb3d-ms__icon-btn:hover {
	border-color: var(--ms-accent);
	color: var(--ms-accent-dark);
	background: #fffaf4;
}

.rb3d-ms__btn {
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
	height: 2.15rem;
	padding: 0 0.75rem;
	border-radius: 0.45rem;
	border: 1px solid transparent;
	font: inherit;
	font-size: 0.78rem;
	font-weight: 700;
	cursor: pointer;
	white-space: nowrap;
	transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.rb3d-ms__btn .rb3d-ms__ico {
	width: 16px;
	height: 16px;
}

.rb3d-ms__btn--ghost {
	background: #fff;
	border-color: var(--ms-border);
	color: var(--ms-text);
}

.rb3d-ms__btn--ghost:hover {
	border-color: var(--ms-border-strong);
	background: var(--ms-surface-soft);
}

.rb3d-ms__btn--primary {
	background: linear-gradient(180deg, #ff9d3d 0%, var(--ms-accent) 100%);
	border-color: var(--ms-accent-dark);
	color: #1a1c17;
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.rb3d-ms__btn--primary:hover {
	filter: brightness(1.03);
	box-shadow: 0 2px 8px rgba(217, 108, 18, 0.28);
}

/* —— Ribbon —— */
.rb3d-ms__ribbon {
	display: flex;
	flex-wrap: nowrap;
	align-items: stretch;
	gap: 0.4rem;
	padding: 0.45rem 0.75rem 0.55rem;
	background: linear-gradient(180deg, #faf9f5 0%, #f3f2ed 100%);
	border-bottom: 1px solid var(--ms-border);
	/* Do not set overflow here — it clips dropdowns under the viewport. */
	flex: 0 0 auto;
	position: relative;
	z-index: 50;
	isolation: isolate;
}

.rb3d-ms__group {
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	gap: 0.12rem;
	min-width: 3.25rem;
	padding: 0.95rem 0.45rem 0.4rem;
	background: var(--ms-surface);
	border: 1px solid var(--ms-border);
	border-radius: 0.55rem;
	position: relative;
	z-index: 1;
	box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9);
}

.rb3d-ms__group:focus-within,
.rb3d-ms__group:hover {
	z-index: 60;
}

.rb3d-ms__group-label {
	position: absolute;
	top: 0.2rem;
	left: 0.4rem;
	right: 0.4rem;
	max-width: calc(100% - 0.8rem);
	font-size: 0.58rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ms-muted);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	pointer-events: none;
}

.rb3d-ms__group--home { border-top: 2px solid #f0b060; }
.rb3d-ms__group--clipboard { border-top: 2px solid #7aa7d9; }
.rb3d-ms__group--history { border-top: 2px solid #7cbc7a; }
.rb3d-ms__group--shapes { border-top: 2px solid var(--ms-accent); }
.rb3d-ms__group--vis { border-top: 2px solid #9a9a92; }
.rb3d-ms__group--combine { border-top: 2px solid #9b7ec8; }
.rb3d-ms__group--modify { border-top: 2px solid #c4a06a; }
.rb3d-ms__group--arrange { border-top: 2px solid #d97a6a; }
.rb3d-ms__group--manage { border-top: 2px solid #6a9fc4; }
.rb3d-ms__group--help { border-top: 2px solid #8a8a82; }

.rb3d-ms__tool {
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.28rem;
	min-width: 2rem;
	height: 2rem;
	padding: 0.25rem;
	border: 0;
	border-radius: 0.4rem;
	background: transparent;
	color: var(--ms-text);
	cursor: pointer;
	text-decoration: none;
	transition: background 0.12s ease;
}

.rb3d-ms__tool:hover {
	background: var(--ms-surface-soft);
}

.rb3d-ms__tool:focus-visible {
	outline: 2px solid var(--ms-accent);
	outline-offset: 1px;
}

.rb3d-ms__tool--accent {
	background: rgba(242, 140, 40, 0.15);
	color: var(--ms-accent-dark);
}

.rb3d-ms__tool--wide {
	min-width: 3.4rem;
	padding: 0.25rem 0.5rem;
	font-weight: 700;
	background: rgba(242, 140, 40, 0.12);
	color: var(--ms-accent-dark);
}

.rb3d-ms__tool-text {
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.02em;
}

.rb3d-ms__tool--wide.is-open,
.rb3d-ms__shapes:has(.rb3d-ms__shapes-menu:not([hidden])) .rb3d-ms__tool--wide {
	background: rgba(242, 140, 40, 0.22);
}

.rb3d-ms__shapes {
	position: relative;
	z-index: 70;
}

.rb3d-ms__shapes-menu {
	position: absolute;
	top: calc(100% + 0.35rem);
	left: 0;
	z-index: 100;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.25rem;
	min-width: 12rem;
	padding: 0.45rem;
	background: #fff;
	border: 1px solid var(--ms-border);
	border-radius: 0.6rem;
	box-shadow: var(--ms-shadow);
}

/* Author `display:grid` overrides UA [hidden]; force closed state. */
.rb3d-ms__shapes-menu[hidden] {
	display: none !important;
}

.rb3d-ms__shapes-menu button {
	appearance: none;
	border: 0;
	background: #f7f6f2;
	border-radius: 0.3rem;
	padding: 0.4rem 0.5rem;
	font: inherit;
	font-size: 0.78rem;
	font-weight: 600;
	text-align: left;
	cursor: pointer;
}

.rb3d-ms__shapes-menu button:hover {
	background: rgba(242, 140, 40, 0.18);
}

/* —— Workspace —— */
.rb3d-ms__workspace {
	display: grid;
	grid-template-columns: 3.15rem 1fr minmax(260px, 300px);
	flex: 1 1 auto;
	min-height: 0;
	background: var(--ms-viewport);
	position: relative;
	z-index: 1;
}

.rb3d-ms__rail {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.28rem;
	padding: 0.65rem 0.3rem;
	background: var(--ms-surface);
	border-right: 1px solid var(--ms-border);
}

.rb3d-ms__rail-btn {
	appearance: none;
	width: 2.2rem;
	height: 2.2rem;
	border: 1px solid transparent;
	border-radius: 0.45rem;
	background: transparent;
	color: var(--ms-text);
	font: inherit;
	font-size: 0.7rem;
	font-weight: 700;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.rb3d-ms__rail-btn:hover {
	background: var(--ms-surface-soft);
	border-color: var(--ms-border);
}

.rb3d-ms__rail-btn.is-active {
	background: rgba(242, 140, 40, 0.14);
	border-color: rgba(242, 140, 40, 0.45);
	color: var(--ms-accent-dark);
}

.rb3d-ms__rail-sep {
	width: 1.4rem;
	height: 1px;
	margin: 0.25rem 0;
	background: var(--ms-border);
}

.rb3d-ms__viewport {
	position: relative;
	z-index: 1;
	min-width: 0;
	min-height: 0;
	background: var(--ms-viewport);
	overflow: hidden;
}

.rb3d-ms__viewport canvas {
	position: relative;
	z-index: 0;
}

.rb3d-ms__canvas {
	position: absolute;
	inset: 0;
	outline: none;
}

.rb3d-ms__canvas canvas {
	display: block;
	width: 100% !important;
	height: 100% !important;
	cursor: inherit;
}

.rb3d-ms__viewcube {
	position: absolute;
	top: 0.85rem;
	left: 0.85rem;
	z-index: 5;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.22rem;
	padding: 0.4rem;
	background: rgba(255, 255, 255, 0.92);
	border: 1px solid var(--ms-border);
	border-radius: 0.55rem;
	box-shadow: var(--ms-shadow);
	backdrop-filter: blur(8px);
}

.rb3d-ms__viewcube button {
	appearance: none;
	border: 0;
	background: #f4f3ef;
	border-radius: 0.25rem;
	padding: 0.25rem 0.4rem;
	font: inherit;
	font-size: 0.65rem;
	font-weight: 700;
	cursor: pointer;
}

.rb3d-ms__viewcube button:hover {
	background: rgba(242, 140, 40, 0.2);
}

.rb3d-ms__dims {
	position: absolute;
	left: 50%;
	bottom: 1rem;
	transform: translateX(-50%);
	z-index: 5;
	display: flex;
	gap: 0.75rem;
	padding: 0.35rem 0.65rem;
	background: rgba(255, 255, 255, 0.92);
	border: 1px solid var(--ms-border);
	border-radius: 0.4rem;
	font-size: 0.78rem;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	pointer-events: none;
}

.rb3d-ms__float-hud {
	position: absolute;
	inset: 0;
	z-index: 8;
	pointer-events: none;
	overflow: hidden;
}

.rb3d-ms__float-dim {
	position: absolute;
	display: inline-flex;
	align-items: center;
	gap: 0.25rem;
	padding: 0.15rem 0.3rem 0.15rem 0.35rem;
	background: #fff;
	border: 1px solid #2a2c28;
	border-radius: 0.2rem;
	box-shadow: 0 2px 8px rgba(36, 38, 33, 0.18);
	font-size: 0.68rem;
	font-weight: 700;
	color: #2a2c28;
	pointer-events: auto;
	transform: translate(-50%, -50%);
	white-space: nowrap;
}

.rb3d-ms__float-dim span {
	opacity: 0.55;
	font-size: 0.62rem;
}

.rb3d-ms__float-dim input {
	width: 4.2rem;
	border: 0;
	padding: 0.1rem 0.15rem;
	font: inherit;
	font-size: 0.78rem;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	color: #111;
	background: transparent;
	text-align: right;
}

.rb3d-ms__float-dim input:focus {
	outline: 2px solid var(--ms-accent);
	outline-offset: 1px;
	border-radius: 0.15rem;
}

.rb3d-ms__edge-bar {
	position: absolute;
	left: 50%;
	bottom: 1.1rem;
	transform: translateX(-50%);
	z-index: 12;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 0.55rem 0.75rem;
	padding: 0.55rem 0.75rem;
	background: rgba(255, 255, 255, 0.96);
	border: 1px solid var(--ms-border);
	border-radius: 0.65rem;
	box-shadow: var(--ms-shadow);
	backdrop-filter: blur(8px);
}

.rb3d-ms__edge-bar[hidden] {
	display: none !important;
}

.rb3d-ms__edge-bar-title {
	font-family: var(--ms-font-display);
	font-size: 0.85rem;
	font-weight: 700;
	letter-spacing: -0.02em;
}

.rb3d-ms__edge-bar-field {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	font-size: 0.72rem;
	font-weight: 700;
	color: var(--ms-muted);
}

.rb3d-ms__edge-bar-field input {
	width: 4.25rem;
	padding: 0.3rem 0.4rem;
	border: 1px solid var(--ms-border);
	border-radius: 0.35rem;
	font: inherit;
	font-size: 0.85rem;
	font-weight: 700;
	color: var(--ms-text);
	background: #fff;
}

.rb3d-ms__edge-bar-field input:focus {
	outline: 2px solid var(--ms-accent);
	outline-offset: 1px;
	border-color: transparent;
}

.rb3d-ms__edge-bar-count {
	font-size: 0.72rem;
	font-weight: 700;
	color: var(--ms-accent-dark);
	white-space: nowrap;
}

.rb3d-ms__edge-bar .rb3d-ms__btn {
	height: 2rem;
	padding: 0 0.7rem;
}

/* —— Inspector —— */
.rb3d-ms__inspector {
	display: flex;
	flex-direction: column;
	min-height: 0;
	overflow: auto;
	background: var(--ms-surface);
	border-left: 1px solid var(--ms-border);
}

.rb3d-ms__inspector-head {
	padding: 0.85rem 1rem 0.7rem;
	border-bottom: 1px solid var(--ms-border);
	background: linear-gradient(180deg, #fff 0%, #faf9f5 100%);
}

.rb3d-ms__inspector-kicker {
	margin: 0 0 0.2rem;
	font-size: 0.62rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--ms-muted);
}

.rb3d-ms__inspector-title {
	margin: 0;
	font-family: var(--ms-font-display);
	font-size: 1.12rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.2;
}

.rb3d-ms__panel {
	padding: 0.85rem 1rem;
	border-bottom: 1px solid var(--ms-border);
}

.rb3d-ms__panel-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin-bottom: 0.35rem;
}

.rb3d-ms__text-btn {
	appearance: none;
	border: 0;
	background: transparent;
	padding: 0;
	font: inherit;
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	color: var(--ms-accent-dark);
	cursor: pointer;
	white-space: nowrap;
}

.rb3d-ms__text-btn:hover {
	text-decoration: underline;
}

.rb3d-ms__palette {
	display: grid;
	grid-template-columns: repeat(6, 1fr);
	gap: 0.35rem;
	margin-bottom: 0.65rem;
}

.rb3d-ms__palette-swatch {
	appearance: none;
	width: 100%;
	aspect-ratio: 1;
	min-height: 1.55rem;
	border: 2px solid transparent;
	border-radius: 0.4rem;
	cursor: pointer;
	box-shadow: inset 0 0 0 1px rgba(31, 33, 30, 0.12);
	transition: transform 0.12s ease, border-color 0.12s ease, box-shadow 0.12s ease;
}

.rb3d-ms__palette-swatch:hover:not(:disabled) {
	transform: translateY(-1px);
	box-shadow: inset 0 0 0 1px rgba(31, 33, 30, 0.2), 0 2px 6px rgba(31, 33, 30, 0.12);
}

.rb3d-ms__palette-swatch.is-active {
	border-color: var(--ms-text);
	box-shadow: 0 0 0 2px rgba(242, 140, 40, 0.35);
}

.rb3d-ms__palette-swatch:disabled {
	opacity: 0.45;
	cursor: not-allowed;
}

.rb3d-ms__field--color {
	flex-direction: row;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
}

.rb3d-ms__field--color input[type='color'] {
	width: 3rem;
	height: 2rem;
	padding: 0.15rem;
	border-radius: 0.4rem;
	cursor: pointer;
	background: #fff;
}

.rb3d-ms__panel-title {
	margin: 0 0 0.45rem;
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.07em;
	text-transform: uppercase;
	color: var(--ms-muted);
}

.rb3d-ms__panel-head .rb3d-ms__panel-title {
	margin: 0;
}

.rb3d-ms__hint {
	margin: 0 0 0.55rem;
	font-size: 0.72rem;
	color: var(--ms-muted);
	line-height: 1.4;
}

.rb3d-ms__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.2rem;
	max-height: 160px;
	overflow: auto;
}

.rb3d-ms__list-item {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	width: 100%;
	padding: 0.45rem 0.55rem 0.45rem 0.45rem;
	border: 1px solid transparent;
	border-radius: 0.45rem;
	border-left: 3px solid var(--ms-item-color, transparent);
	background: transparent;
	color: inherit;
	font: inherit;
	font-size: 0.82rem;
	font-weight: 600;
	text-align: left;
	cursor: pointer;
	transition: background 0.12s ease, border-color 0.12s ease;
}

.rb3d-ms__list-item:hover {
	background: var(--ms-surface-soft);
}

.rb3d-ms__list-item.is-active {
	border-color: rgba(71, 122, 97, 0.35);
	border-left-color: var(--ms-item-color, var(--ms-secondary));
	background: rgba(71, 122, 97, 0.1);
}

.rb3d-ms__swatch {
	width: 1rem;
	height: 1rem;
	border-radius: 0.3rem;
	flex: 0 0 auto;
	box-shadow: inset 0 0 0 1px rgba(31, 33, 30, 0.18);
}

.rb3d-ms__list-label {
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.rb3d-ms__seg {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.35rem;
	margin-bottom: 0.65rem;
}

.rb3d-ms__seg-btn {
	appearance: none;
	border: 1px solid var(--ms-border);
	border-radius: 0.4rem;
	padding: 0.55rem 0.4rem;
	background: #f7f6f2;
	font: inherit;
	font-size: 0.82rem;
	font-weight: 700;
	cursor: pointer;
}

.rb3d-ms__seg-btn.is-active {
	background: #c43c3c;
	border-color: #c43c3c;
	color: #fff;
}

.rb3d-ms__seg-btn[data-ms-body="hole"].is-active {
	background: repeating-linear-gradient(
		-45deg,
		#6a6d64,
		#6a6d64 4px,
		#9a9a92 4px,
		#9a9a92 8px
	);
	border-color: #6a6d64;
	color: #fff;
	text-shadow: 0 1px 1px rgba(0, 0, 0, 0.35);
}

.rb3d-ms__check {
	display: flex;
	align-items: center;
	gap: 0.45rem;
	margin-bottom: 0.75rem;
	font-size: 0.82rem;
	font-weight: 600;
	cursor: pointer;
}

.rb3d-ms__fields {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.rb3d-ms__field {
	display: flex;
	flex-direction: column;
	gap: 0.2rem;
	font-size: 0.72rem;
	font-weight: 600;
	color: var(--ms-muted);
}

.rb3d-ms__field input {
	width: 100%;
	padding: 0.4rem 0.45rem;
	border: 1px solid var(--ms-border);
	border-radius: 0.35rem;
	font: inherit;
	font-size: 0.85rem;
	font-weight: 500;
	color: var(--ms-text);
	background: #fafaf7;
}

.rb3d-ms__field input:focus {
	outline: 2px solid var(--ms-accent);
	outline-offset: 1px;
	border-color: transparent;
}

.rb3d-ms__field-group-label {
	margin: 0.25rem 0 0;
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--ms-muted);
}

.rb3d-ms__field-row {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0.3rem;
}

.rb3d-ms__statusbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding: 0.4rem 1rem;
	background: var(--ms-surface);
	border-top: 1px solid var(--ms-border);
	flex: 0 0 auto;
}

.rb3d-ms__status {
	margin: 0;
	font-size: 0.78rem;
	color: var(--ms-muted);
	min-height: 1.1em;
}

.rb3d-ms__status-meta {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	flex: 0 0 auto;
}

.rb3d-ms__status-chip {
	display: inline-flex;
	align-items: center;
	padding: 0.15rem 0.45rem;
	border-radius: 999px;
	background: var(--ms-surface-soft);
	border: 1px solid var(--ms-border);
	font-size: 0.65rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--ms-muted);
}

.rb3d-ms__version {
	margin: 0;
	font-size: 0.7rem;
	color: var(--ms-muted);
	white-space: nowrap;
}

@media (max-width: 1100px) {
	.rb3d-ms__btn span {
		display: none;
	}

	.rb3d-ms__btn {
		padding: 0 0.55rem;
	}

	.rb3d-ms__brand-product {
		display: none;
	}
}

@media (max-width: 900px) {
	.rb3d-ms__topbar {
		grid-template-columns: 1fr auto;
		gap: 0.55rem;
	}

	.rb3d-ms__topbar-left {
		grid-column: 1 / -1;
	}

	.rb3d-ms__brand-divider,
	.rb3d-ms__modes,
	.rb3d-ms__privacy {
		display: none;
	}

	.rb3d-ms__project {
		width: 100%;
		justify-self: stretch;
	}

	.rb3d-ms__top-actions {
		justify-self: end;
	}

	.rb3d-ms__workspace {
		grid-template-columns: 1fr;
		grid-template-rows: minmax(240px, 1fr) auto;
	}

	.rb3d-ms__rail {
		display: none;
	}

	.rb3d-ms__inspector {
		max-height: 42vh;
		border-left: 0;
		border-top: 1px solid var(--ms-border);
	}
}