:root {
	--bg: #fafaf8;
	--panel: #ffffff;
	--line: #dcdcd6;
	--line2: #ececea;
	--text: #1d1d1b;
	--sub: #7a7a73;
	--accent: #3a6e5a;
	--accent-weak: #e7efe9;
	--danger: #a3433a;
	--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	--sans:
		-apple-system, 'Hiragino Kaku Gothic ProN', 'Yu Gothic', system-ui,
		sans-serif;
}
* {
	box-sizing: border-box;
}
html,
body {
	height: 100%;
}
body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: var(--sans);
	font-size: 14px;
	line-height: 1.55;
}
button {
	font-family: inherit;
	font-size: 13px;
	cursor: pointer;
	background: var(--panel);
	border: 1px solid var(--line);
	color: var(--text);
	padding: 6px 10px;
	border-radius: 3px;
}
button:hover {
	background: var(--accent-weak);
	border-color: var(--accent);
}
button:disabled {
	opacity: 0.4;
	cursor: default;
	background: var(--panel);
}
button.primary {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}
button.primary:hover {
	opacity: 0.9;
}
button.danger {
	color: var(--danger);
	border-color: var(--danger);
}
button.active {
	background: var(--accent);
	color: #fff;
	border-color: var(--accent);
}
input[type='text'] {
	font-family: inherit;
	font-size: 13px;
	padding: 7px 8px;
	border: 1px solid var(--line);
	border-radius: 3px;
	background: #fff;
	color: var(--text);
	width: 100%;
}
input::placeholder {
	color: #aaa;
}
label.toggleRow {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	font-size: 13px;
	line-height: 1.4;
	color: var(--sub);
	margin-top: 12px;
	cursor: pointer;
}

/* トグルスイッチ (マイク/カメラ有効化など) を再構成・堅牢化 */
.switch {
	position: relative;
	display: inline-flex;
	align-items: center;
	width: 40px;
	height: 24px;
	flex-shrink: 0;
}
.switch input {
	position: absolute;
	opacity: 0;
	width: 100%;
	height: 100%;
	margin: 0;
	cursor: pointer;
	z-index: 2;
}
.slider {
	position: absolute;
	inset: 0;
	background: #e5e5df;
	border: 1px solid var(--line);
	border-radius: 999px;
	transition:
		background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
		border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
	box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.06);
	pointer-events: none;
}
.slider:before {
	content: '';
	position: absolute;
	width: 18px;
	height: 18px;
	top: 50%;
	transform: translateY(-50%);
	background: #fff;
	border-radius: 50%;
	transition:
		transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
		box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
	box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
	border: 1px solid rgba(0, 0, 0, 0.1);
}
.switch input:checked + .slider {
	background: var(--accent);
	border-color: var(--accent);
}
.switch input:checked + .slider:before {
	transform: translateX(16px) translateY(-50%);
	box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}
.switch input:focus-visible + .slider {
	outline: 2px solid var(--accent-weak);
	outline-offset: 2px;
}
.switch input:disabled + .slider {
	opacity: 0.5;
	cursor: not-allowed;
}
.switch:hover .slider {
	border-color: var(--accent);
}
a {
	color: var(--accent);
}
img.nyaxEmoji {
	height: 1em;
	width: auto;
	vertical-align: middle;
	display: inline-block;
	/* SVGのデフォルト背景を回避 */
	background: none;
}
.field {
	margin-top: 12px;
}
.field label {
	display: flex;
	font-size: 15px;
	color: var(--sub);
	margin-bottom: 4px;
}
.hint {
	font-size: 11px;
	color: var(--sub);
	margin-top: 5px;
}
hr.sep {
	border: none;
	border-top: 1px solid var(--line);
	margin: 16px 0;
}

#app {
	height: 100%;
	display: flex;
	overflow: hidden;
}

/* ---------- sidebar ---------- */
#sidebar {
	width: 218px;
	flex-shrink: 0;
	border-right: 1px solid var(--line);
	background: var(--panel);
	display: flex;
	flex-direction: column;
}
#newRoomBtn {
	margin: 12px 12px 4px;
	padding: 8px;
	font-size: 12.5px;
}
#socialBtn {
	margin: 0 12px 8px;
	padding: 6px;
	font-size: 12px;
	background: none;
	border: 1px dashed var(--line);
	color: var(--sub);
}
#socialBtn:hover {
	background: var(--accent-weak);
	border-color: var(--accent);
	color: var(--accent);
}
#roomList {
	flex: 1;
	overflow-y: auto;
	padding: 0 8px;
}
.roomItem {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 8px;
	border-radius: 4px;
	cursor: pointer;
	font-size: 12.5px;
	margin-bottom: 2px;
	color: var(--text);
}
.roomItem:hover {
	background: var(--accent-weak);
}
.roomItem.active {
	background: var(--accent-weak);
	border: 1px solid var(--accent);
}
.roomItem .ricon {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #ccc;
	flex-shrink: 0;
}
.roomItem.active .ricon {
	background: var(--accent);
}
.roomItem .rname {
	flex: 1;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
.roomItem .rtag {
	font-size: 10px;
	color: var(--sub);
}
#sidebarEmpty {
	padding: 14px 10px;
	font-size: 11.5px;
	color: var(--sub);
}
#sidebarFooter {
	border-top: 1px solid var(--line);
	height: 61px;
	padding: 10px 12px;
	display: flex;
	align-items: center;
	gap: 8px;
	cursor: pointer;
}
#sidebarFooter:hover {
	background: var(--accent-weak);
}
.avatar {
	width: 28px;
	height: 28px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 12px;
	flex-shrink: 0;
	color: #fff;
	overflow: hidden;
	font-weight: 600;
	letter-spacing: 0;
}
.avatar img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}
#sidebarFooter .uname {
	flex: 1;
	font-size: 12.5px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
#sidebarFooter .gear {
	font-size: 13px;
	color: var(--sub);
}

/* ---------- social panel ---------- */
#ovSocial .modal {
	width: 360px;
}
.socialUserItem {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 7px 4px;
	border-bottom: 1px solid var(--line2);
	font-size: 12.5px;
}
.socialUserItem:last-child {
	border-bottom: none;
}
.socialUserItem .suName {
	flex: 1;
	font-weight: 600;
}
.socialUserItem .suSub {
	font-size: 11px;
	color: var(--sub);
}
.suActions {
	display: flex;
	gap: 4px;
	flex-shrink: 0;
}
.suActions button {
	font-size: 10px;
	padding: 3px 6px;
}
.socialEmpty {
	color: var(--sub);
	font-size: 12px;
	padding: 10px 0;
}

/* ---------- main ---------- */
#mainPanel {
	flex: 1;
	display: flex;
	flex-direction: column;
	min-width: 0;
	position: relative;
}
#emptyState {
	flex: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--sub);
	font-size: 13px;
}

#roomView {
	flex: 1;
	display: none;
	flex-direction: column;
	min-height: 0;
}
#header {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 10px 16px;
	border-bottom: 1px solid var(--line);
	background: var(--panel);
	position: relative;
	flex-wrap: wrap;
}
#headerInfo {
	display: flex;
	align-items: center;
	gap: 10px;
	cursor: pointer;
	padding: 4px 8px;
	border-radius: 4px;
}
#headerInfo:hover {
	background: var(--accent-weak);
}
#headerName {
	font-size: 13.5px;
	font-weight: 600;
}
#headerTag {
	font-size: 10.5px;
	color: var(--sub);
	border: 1px solid var(--line);
	padding: 1px 6px;
	border-radius: 9px;
}
#onlineBadge {
	font-size: 11.5px;
	color: var(--sub);
	border: 1px solid var(--line);
	padding: 3px 9px;
	border-radius: 12px;
	cursor: pointer;
}
#onlineBadge:hover {
	border-color: var(--accent);
	color: var(--accent);
}
#connStatus {
	font-size: 11px;
	padding: 2px 7px;
	border-radius: 10px;
	border: 1px solid var(--line);
}
#connStatus.ok {
	color: var(--accent);
	border-color: var(--accent);
}
#connStatus.bad {
	color: var(--danger);
	border-color: var(--danger);
}
.hspacer {
	flex: 1;
}
/* vcJoinBtn in header only */
#header .vcBtns button {
	font-size: 12px;
}

#userPopover {
	position: absolute;
	top: 54px;
	left: 16px;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 4px;
	padding: 10px;
	width: 200px;
	box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
	display: none;
	z-index: 30;
}
#userPopover h4 {
	margin: 0 0 8px;
	font-size: 11px;
	color: var(--sub);
	font-weight: 600;
}
#userPopover ul {
	list-style: none;
	margin: 0;
	padding: 0;
	max-height: 240px;
	overflow-y: auto;
}
#userPopover li {
	display: flex;
	align-items: center;
	gap: 7px;
	padding: 4px 0;
	font-size: 12.5px;
}

#roomBody {
	flex: 1;
	display: flex;
	min-height: 0;
}

/* ---------- voice screen ---------- */
#voiceScreen {
	display: none;
	flex-direction: column;
	flex: 1;
	min-width: 0;
	background: #1a1a18;
}
#roomBody.voiceActive #voiceScreen {
	display: flex;
}
#roomBody.voiceActive #chatColumn {
	width: 300px;
	flex: none;
	border-left: 1px solid var(--line);
}

/* 映像エリア＋参加者リストの横並びゾーン */
#voiceMain {
	flex: 1;
	display: flex;
	flex-direction: column;
	min-height: 0;
	overflow: hidden;
}

/* 左: メイン映像 */
#videoStage {
	flex: 1;
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding: 12px;
	min-width: 0;
	overflow: hidden;
}
#featuredVideo {
	flex: 1;
	border-radius: 8px;
	overflow: hidden;
	background: #111;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 0;
}
#featuredVideo video {
	width: 100%;
	height: 100%;
	object-fit: contain;
	display: block;
}
#featuredVideo .featuredAvatar {
	width: 88px;
	height: 88px;
	border-radius: 50%;
	font-size: 28px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-weight: 700;
}
#featuredLabel {
	position: absolute;
	bottom: 10px;
	left: 12px;
	background: rgba(0, 0, 0, 0.55);
	color: #fff;
	font-size: 12px;
	padding: 3px 8px;
	border-radius: 4px;
	backdrop-filter: blur(4px);
}
/* サムネイル行 */
#thumbRow {
	display: flex;
	gap: 6px;
	flex-shrink: 0;
	height: 72px;
	overflow-x: auto;
}
#thumbRow:empty {
	display: none;
}
.thumbTile {
	width: 96px;
	flex-shrink: 0;
	border-radius: 5px;
	overflow: hidden;
	background: #111;
	cursor: pointer;
	border: 2px solid transparent;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
}
.thumbTile:hover {
	border-color: rgba(255, 255, 255, 0.3);
}
.thumbTile.featured {
	border-color: var(--accent);
}
.thumbTile video {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.thumbTile .thumbAv {
	width: 40px;
	height: 40px;
	border-radius: 50%;
	font-size: 13px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-weight: 700;
}
.thumbTile .thumbLabel {
	position: absolute;
	bottom: 3px;
	left: 0;
	right: 0;
	text-align: center;
	font-size: 10px;
	color: #eee;
	background: rgba(0, 0, 0, 0.45);
	padding: 1px 4px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

/* 右: 参加者リスト */
#participantList {
	width: 100%;
	flex-shrink: 0;
	overflow-x: auto;
	overflow-y: hidden;
	padding: 8px 6px;
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	display: flex;
	flex-direction: row;
	gap: 6px;
	align-items: center;
}
.pRow {
	background: rgba(255, 255, 255, 0.06);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: 5px;
	padding: 8px 10px;
	cursor: pointer;
}
.pRow:hover {
	background: rgba(255, 255, 255, 0.1);
}
.pRow.featured {
	border-color: var(--accent);
	background: rgba(58, 110, 90, 0.2);
}
.pRowOff {
	opacity: 0.45;
	cursor: default;
}
.pRowOff:hover {
	background: rgba(255, 255, 255, 0.06);
}
.pSep {
	height: 1px;
	background: rgba(255, 255, 255, 0.12);
	margin: 6px 0;
}
.pTop {
	display: flex;
	align-items: center;
	gap: 8px;
}
.pVideo {
	width: 32px;
	height: 32px;
	border-radius: 4px;
	overflow: hidden;
	flex-shrink: 0;
	background: #333;
	display: flex;
	align-items: center;
	justify-content: center;
}
.pVideo video {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.pVideo .avatar {
	width: 32px;
	height: 32px;
	border-radius: 4px;
	font-size: 11px;
}
.pName {
	font-size: 12px;
	font-weight: 600;
	flex: 1;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	color: #e8e8e8;
}
.pCaption {
	margin-top: 6px;
	font-size: 11.5px;
	color: #aaa;
	background: rgba(58, 110, 90, 0.25);
	padding: 4px 7px;
	border-radius: 3px;
}

/* ---------- voice toolbar ---------- */
#voiceToolbar {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 10px 14px;
	background: #111;
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	flex-shrink: 0;
	position: relative;
}
.vcIconBtn {
	width: 42px;
	height: 42px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	border: 1px solid rgba(255, 255, 255, 0.18);
	background: rgba(255, 255, 255, 0.08);
	cursor: pointer;
	transition:
		background 0.12s,
		border-color 0.12s;
	color: #ddd;
	flex-shrink: 0;
	position: relative;
}
.vcIconBtn svg {
	width: 18px;
	height: 18px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.7;
	stroke-linecap: round;
	stroke-linejoin: round;
}
.vcIconBtn:hover {
	background: rgba(255, 255, 255, 0.18);
	border-color: rgba(255, 255, 255, 0.35);
}
.vcIconBtn.active {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}
.vcIconBtn.active svg {
	stroke: #fff;
}
.vcIconBtn.danger {
	background: rgba(163, 67, 58, 0.25);
	border-color: var(--danger);
	color: #e57b74;
}
.vcIconBtn.danger:hover {
	background: var(--danger);
	color: #fff;
}
.vcIconBtn[disabled] {
	opacity: 0.35;
	cursor: default;
}
.vcToolSep {
	width: 1px;
	height: 28px;
	background: rgba(255, 255, 255, 0.12);
	flex-shrink: 0;
	margin: 0 2px;
}
/* tooltip */
.vcIconBtn::after {
	content: attr(data-tip);
	position: absolute;
	bottom: 56px;
	left: 50%;
	transform: translateX(-50%);
	background: rgba(30, 30, 28, 0.9);
	color: #fff;
	font-size: 11px;
	padding: 3px 8px;
	border-radius: 4px;
	white-space: nowrap;
	pointer-events: none;
	opacity: 0;
	transition: opacity 0.1s;
	font-family: var(--sans);
}
.vcIconBtn:hover::after {
	opacity: 1;
}

#chatColumn {
	flex: 1;
	display: flex;
	flex-direction: column;
	min-width: 0;
}
#log {
	flex: 1;
	overflow-y: auto;
	padding: 14px 18px;
}

/* ---------- typing indicator ---------- */
#typingIndicator {
	min-height: 22px;
	padding: 0 18px 4px;
	font-size: 11.5px;
	color: var(--sub);
	display: flex;
	align-items: center;
	gap: 6px;
	flex-shrink: 0;
	user-select: none;
	pointer-events: none;
}
.typingDots {
	display: inline-flex;
	gap: 3px;
	align-items: center;
}
.typingDots span {
	width: 4px;
	height: 4px;
	border-radius: 50%;
	background: var(--sub);
	animation: typingBounce 1.1s infinite ease-in-out;
}
.typingDots span:nth-child(2) {
	animation-delay: 0.18s;
}
.typingDots span:nth-child(3) {
	animation-delay: 0.36s;
}
@keyframes typingBounce {
	0%,
	60%,
	100% {
		transform: translateY(0);
		opacity: 0.5;
	}
	30% {
		transform: translateY(-4px);
		opacity: 1;
	}
}

/* メッセージ表示エリア (左側アイコン配置) */
.msg {
	position: relative;
	margin-top: 12px;
	display: flex;
	gap: 10px;
	align-items: flex-start;
}
.msg:hover {
	background-color: #ededeb;
}
.msg .msgAvatar {
	width: 32px;
	height: 32px;
	font-size: 11px;
	flex-shrink: 0;
}
.msg .msgContent {
	flex: 1;
	min-width: 0;
}
.msg .meta {
	font-size: 11px;
	color: var(--sub);
	margin-bottom: 2px;
}
.msg .meta .name {
	color: var(--text);
	font-weight: 600;
}
.msg .meta .msgUid {
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	opacity: 0.7;
}
.msg .body {
	font-size: 13.5px;
	white-space: pre-wrap;
	word-break: break-word;
}
/* 長文折りたたみ */
.msg .body.collapsed {
	/* line-height: 1.55 × 5行 = 7.75em */
	max-height: calc(1.55em * 5);
	overflow: hidden;
	position: relative;
}
.msg .body.collapsed::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	height: 2em;
	background: linear-gradient(transparent, var(--bg));
	pointer-events: none;
}
.showMoreBtn {
	display: block;
	margin-top: 4px;
	font-size: 12px;
	color: var(--accent);
	background: none;
	border: none;
	padding: 0;
	cursor: pointer;
	text-decoration: underline;
	text-underline-offset: 2px;
}
.showMoreBtn:hover {
	opacity: 0.75;
	background: none;
	border: none;
}
/* 連続メッセージ（同一ユーザー）: アバターと名前を省略してコンパクトに表示 */
.msg.compact {
	margin-top: 0px;
}
.msg.compact .msgAvatar {
	visibility: hidden;
	pointer-events: none;
	height: 0px;
}
/* コンパクット時はユーザー名・時刻・IDを隠す */
.msg.compact .meta .name,
.msg.compact .meta .msgUid {
	display: none;
}
/* コンパクット時は meta の時刻テキストノードも視覚的に隠す */
.msg.compact .meta {
	font-size: 0;
	margin-bottom: 0;
}
/* コンパクット時: body をそのまま表示（アクションバーは絶対配置） */
.compactBodyRow {
	display: block;
	max-width: 100%;
}
.compactBodyRow .body {
	min-width: 0;
	white-space: pre-wrap;
	word-break: break-word;
}

/* ===================== アクションバー ===================== */
.msgActionBar {
	position: absolute;
	right: 0px;
	display: flex;
	align-items: center;
	gap: 2px;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 7px;
	box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
	padding: 2px;
	opacity: 0;
	transform: translateY(2px);
	pointer-events: none;
	transition:
		opacity 0.12s,
		transform 0.12s;
	z-index: 5;
}
.msg:hover .msgActionBar,
.msgActionBar.forceVisible {
	opacity: 1;
	transform: translateY(0);
	pointer-events: auto;
}
.msgActionBtn {
	width: 28px;
	height: 28px;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	border: none;
	background: none;
	border-radius: 5px;
	color: var(--sub);
	cursor: pointer;
	transition:
		background 0.1s,
		color 0.1s;
}
.msgActionBtn svg {
	width: 16px;
	height: 16px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.8;
	stroke-linecap: round;
	stroke-linejoin: round;
}
.msgActionBtn:hover {
	background: var(--bg);
	color: var(--text);
}
.msgActionBtn.danger:hover {
	background: var(--danger);
	color: #fff;
}
/* よく使うリアクション上位5件（使用回数順、アクションバーの左端に表示） */
.msgActionRecent {
	display: flex;
	align-items: center;
	gap: 1px;
	padding-right: 2px;
	margin-right: 1px;
	border-right: 1px solid var(--line);
}
.msgActionRecentBtn {
	width: 24px;
	height: 24px;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	border: none;
	background: none;
	border-radius: 5px;
	cursor: pointer;
	font-size: 14px;
	line-height: 1;
}
.msgActionRecentBtn:hover {
	background: var(--bg);
}
.msgActionRecentBtn img {
	width: 16px;
	height: 16px;
	margin: 0;
}

/* ===================== リアクション（左寄せ） ===================== */
.reactions {
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-start;
	gap: 4px;
	margin-top: 4px;
}
.reactions:empty {
	display: none;
	margin-top: 0;
}
.reactionPill {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	height: 22px;
	padding: 0 7px;
	border: 1px solid var(--line);
	border-radius: 11px;
	background: var(--bg);
	cursor: pointer;
	transition:
		background 0.1s,
		border-color 0.1s;
}
.reactionPill:hover {
	border-color: var(--accent);
}
.reactionPill.mine {
	background: var(--accent-weak, rgba(58, 110, 90, 0.14));
	border-color: var(--accent);
}
.reactionEmojiUnicode {
	font-size: 13px;
	line-height: 1;
}
.reactionEmojiImg.reactionEmojiImg {
	width: 15px;
	height: 15px;
	margin: 0;
}
.reactionCount {
	font-size: 11px;
	color: var(--sub);
	font-variant-numeric: tabular-nums;
}
.reactionPill.mine .reactionCount {
	color: var(--accent);
}

/* ===================== EmojiMart ポップオーバー ===================== */
.emojiMartPopover {
	position: fixed;
	z-index: 50;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 8px;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
	overflow: hidden;
	line-height: 1;
	/* 縦幅が画面高さいっぱいまで伸びてしまわないよう上限を設ける */
	max-height: min(420px, calc(100vh - 16px));
}
.emojiMartPopover em-emoji-picker {
	--rgb-background: var(--panel);
	--rgb-input: var(--bg);
	--rgb-color: var(--text);
	--rgb-accent: 58, 110, 90;
	width: 100%;
	height: min(420px, calc(100vh - 16px));
	max-height: 100%;
}
/* NyaXEmojiカテゴリのカスタムアイコン・グリッド内画像を絵文字サイズに合わせる */
.emojiMartPopover em-emoji-picker img {
	object-fit: contain;
}

/* チャット内URLリンク */
.msg .body a.chatLink {
	color: var(--accent);
	text-decoration: underline;
	text-underline-offset: 2px;
	word-break: break-all;
}
.msg .body a.chatLink:hover {
	opacity: 0.8;
}
.msg.system {
	display: block;
}
.msg.system .body {
	color: var(--sub);
	font-size: 12px;
	font-style: italic;
}
.msg.deleted .body {
	color: #aaa;
	font-style: italic;
}
.msg .file {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	border: 1px solid var(--line);
	border-radius: 3px;
	padding: 6px 10px;
	margin-top: 2px;
	font-size: 12.5px;
}
.msg img.preview {
	max-width: min(280px, 70vw);
	max-height: min(220px, 35vh);
	width: auto;
	height: auto;
	object-fit: contain;
	display: block;
	margin-top: 4px;
	border: 1px solid var(--line);
	border-radius: 3px;
}
.msg video.previewVideo {
	max-width: min(320px, 80vw);
	max-height: min(220px, 35vh);
	width: auto;
	height: auto;
	display: block;
	margin-top: 4px;
	border: 1px solid var(--line);
	border-radius: 3px;
}
.msg audio.previewAudio {
	display: block;
	margin-top: 4px;
	width: min(320px, 80vw);
	max-width: 100%;
}
.daySep {
	text-align: center;
	color: var(--sub);
	font-size: 11px;
	margin: 18px 0 10px;
}

/* 返信プレビュー（メッセージ内に表示される引用部分） */
.msg .replyQuote {
	display: flex;
	align-items: center;
	gap: 6px;
	font-size: 11.5px;
	color: var(--sub);
	border-left: 2px solid var(--accent);
	padding: 2px 0 2px 8px;
	margin-bottom: 3px;
	max-width: 480px;
	cursor: pointer;
}
.msg .replyQuote .replyName {
	color: var(--accent);
	font-weight: 600;
	flex-shrink: 0;
}
.msg .replyQuote .replyText {
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}
.msg.highlightFlash {
	animation: msgFlash 1.1s ease;
}
@keyframes msgFlash {
	0% {
		background: var(--accent-weak);
	}
	100% {
		background: transparent;
	}
}

/* ログ先頭の監視用センチネル（自動読み込みトリガー、非表示） */
.logTopSentinel {
	height: 1px;
	margin-bottom: 8px;
}

/* 返信/編集プレビューバー（コンポーザー上部） */
#replyPreviewBar,
#editPreviewBar {
	display: none;
	align-items: center;
	gap: 8px;
	padding: 6px 14px;
	border-top: 1px solid var(--line);
	background: var(--accent-weak);
	font-size: 12px;
}
#replyPreviewBar.active,
#editPreviewBar.active {
	display: flex;
}
#replyPreviewBar .replyBarLine,
#editPreviewBar .replyBarLine {
	border-left: 2px solid var(--accent);
	padding-left: 7px;
	flex: 1;
	min-width: 0;
	display: flex;
	flex-direction: column;
	gap: 1px;
}
#replyPreviewBar .replyBarName,
#editPreviewBar .replyBarName {
	color: var(--accent);
	font-weight: 600;
	font-size: 11px;
}
#replyPreviewBar .replyBarText,
#editPreviewBar .replyBarText {
	color: var(--sub);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}
#replyPreviewBar .replyBarClose,
#editPreviewBar .replyBarClose {
	background: none;
	border: none;
	color: var(--sub);
	cursor: pointer;
	font-size: 16px;
	line-height: 1;
	padding: 2px 4px;
}
#replyPreviewBar .replyBarClose:hover,
#editPreviewBar .replyBarClose:hover {
	color: var(--text);
}

#composer {
	border-top: 1px solid var(--line);
	padding: 10px 14px;
	display: flex;
	gap: 8px;
	height: 61px;
	background: var(--panel);
	align-items: flex-end;
}
#composer textarea {
	flex: 1;
	resize: none;
	font-family: inherit;
	font-size: 13.5px;
	padding: 8px 10px;
	border: 1px solid var(--line);
	border-radius: 3px;
	max-height: 120px;
	min-height: 36px;
	height: 36px;
}
#composer #btnAttach,
#composer #btnEmoji,
#composer #btnSend {
	max-height: 120px;
	min-height: 36px;
}
#composer #btnSend {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	flex: 0 0 auto;
	padding: 0;
}
#fileInput {
	display: none;
}

/* ---------- modal / overlay ---------- */
.overlay {
	position: fixed;
	inset: 0;
	background: rgba(20, 20, 18, 0.32);
	display: none;
	align-items: center;
	justify-content: center;
	z-index: 9999;
	overflow: hidden;
}
.overlay.show {
	display: flex;
}
.modal {
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 5px;
	padding: 22px;
	width: 340px;
	max-width: 92vw;
	max-height: 88vh;
	overflow-y: auto;
}
.modal h2 {
	font-size: 14.5px;
	margin: 0 0 14px;
}
.modal .actions {
	display: flex;
	gap: 8px;
	margin-top: 18px;
}
.modal .actions button {
	flex: 1;
}
.modal .err {
	color: var(--danger);
	font-size: 11.5px;
	margin-top: 8px;
	min-height: 14px;
}
.modalTabs {
	display: flex;
	gap: 6px;
	margin-bottom: 14px;
}
.modalTabs button {
	flex: 1;
	font-size: 12px;
}
.modalTabs button.active {
	background: var(--accent);
	color: #fff;
	border-color: var(--accent);
}
.linkRow {
	display: flex;
	gap: 6px;
	margin-top: 6px;
}
.linkRow input {
	flex: 1;
	font-size: 11.5px;
	color: var(--sub);
}
.avatarRow {
	display: flex;
	align-items: center;
	gap: 10px;
}
#pfAvatarPreview {
	width: 52px;
	height: 52px;
	font-size: 18px;
}
#pfImageInput {
	display: none;
}

/* 初回設定モード: 閉じる・リセットを隠す */
#ovProfile.firstSetup #pfCancel,
#ovProfile.firstSetup #pfResetSep,
#ovProfile.firstSetup #pfReset,
#ovProfile.firstSetup #pfResetHint {
	display: none;
}
#ovProfile.firstSetup #pfSubtitle {
	display: block !important;
}

#toast {
	position: fixed;
	bottom: 18px;
	left: 50%;
	transform: translateX(-50%);
	background: #222;
	color: #fff;
	padding: 8px 16px;
	border-radius: 3px;
	font-size: 12.5px;
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.2s;
	z-index: 99999;
}
#toast.show {
	opacity: 0.92;
}
#mediaPool {
	position: absolute;
	width: 1px;
	height: 1px;
	opacity: 0.001;
	pointer-events: none;
	overflow: hidden;
}

::-webkit-scrollbar {
	width: 9px;
}
::-webkit-scrollbar-thumb {
	background: #ddd;
	border-radius: 5px;
}

/* ---------- nav / close toggle buttons ---------- */
.mobileCloseBtn {
	position: absolute;
	top: 12px;
	right: 12px;
	width: 32px;
	height: 32px;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 4px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--text);
	z-index: 2100;
	cursor: pointer;
	transition:
		background 0.12s,
		border-color 0.12s;
	padding: 0;
}
.mobileCloseBtn:hover {
	background: var(--accent-weak);
	border-color: var(--accent);
}
.mobileCloseBtn svg {
	width: 18px;
	height: 18px;
}

#mainPanel {
	position: relative;
}
#sidebarToggleBtn {
	position: absolute;
	top: 10px;
	left: 10px;
	z-index: 50;
	width: 32px;
	height: 32px;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 4px;
	color: var(--text);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	cursor: pointer;
	transition:
		background 0.12s,
		border-color 0.12s;
}
#sidebarToggleBtn:hover {
	background: var(--accent-weak);
	border-color: var(--accent);
}
body[data-sidebar='open'] #sidebarToggleBtn {
	background: var(--accent-weak);
	border-color: var(--accent);
	color: var(--accent);
}
.icon-close {
	display: none;
}
body[data-sidebar='open'] .icon-menu {
	display: none;
}
body[data-sidebar='open'] .icon-close {
	display: block;
}

#header {
	padding-left: 52px;
}
#userPopover {
	left: 52px;
}
#chatCloseBtn {
	display: none;
}

/* ---------- layout states ---------- */
#sidebar,
#roomBody.voiceActive #chatColumn {
	transition:
		margin 0.3s cubic-bezier(0.4, 0, 0.2, 1),
		transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pRow.speaking {
	box-shadow: inset 0 0 0 2px #4caf50;
	border-color: #4caf50;
}
/* thumbTile / featuredVideo は内部に video 要素があり、そのまま
   box-shadow: inset を付けると video の下に隠れて見えなくなるため、
   video より手前に重なる疑似要素で発言インジケーターを描画する */
.thumbTile.speaking,
#featuredVideo.speaking {
	border-color: #4caf50;
}
.thumbTile.speaking::after,
#featuredVideo.speaking::after {
	content: '';
	position: absolute;
	inset: 0;
	box-shadow: inset 0 0 0 2px #4caf50;
	pointer-events: none;
	z-index: 5;
}
.pVolume {
	display: flex;
	align-items: center;
	gap: 6px;
	margin-top: 6px;
}
.pVolume input[type='range'] {
	flex: 1;
	min-width: 0;
	accent-color: var(--accent);
}
.pVolume .pVolLabel {
	font-size: 10px;
	color: #cfcfcf;
	min-width: 34px;
	text-align: right;
}
.pVolume .pVolIcon {
	font-size: 10px;
	color: #cfcfcf;
	flex-shrink: 0;
}
@media (min-width: 769px) {
	body[data-sidebar='closed'] #sidebar {
		margin-left: -218px;
	}
	body[data-chat='closed'] #roomBody.voiceActive #chatColumn {
		margin-right: -300px;
	}

	#sidebarCloseBtn {
		display: none;
	}

	/* ボイスチャット内の調整 */
	#voiceMain {
		flex-direction: column;
	}
	#participantList {
		width: 100%;
		height: auto;
		min-height: 110px;
		max-height: 140px;
		flex-direction: row;
		border-left: none;
		border-top: 1px solid rgba(255, 255, 255, 0.08);
		overflow-x: auto;
		overflow-y: hidden;
	}
	.pRow {
		width: 140px;
		flex-shrink: 0;
		display: flex;
		flex-direction: column;
	}
	.pRow .pTop {
		flex-direction: column;
		align-items: flex-start;
		gap: 4px;
	}
	.pRow .pName {
		width: 100%;
	}
	#voiceToolbar {
		flex-wrap: wrap;
	}
	#composer {
		padding-bottom: max(10px, env(safe-area-inset-bottom));
	}
	#toast {
		bottom: 80px;
	}
} /* end @media (min-width: 769px) */

.msg .filePreviewable {
	cursor: zoom-in;
}
.msg .filePreviewable:hover {
	border-color: var(--accent);
	background: var(--accent-weak);
}
.msg img.preview {
	cursor: zoom-in;
}
.msg .filePreviewHint {
	font-size: 10.5px;
	color: var(--sub);
}
#ovFilePreview .modal {
	width: min(920px, 94vw);
	max-width: min(94vw, 100%);
	max-height: 92svh;
	position: relative;
	overflow-y: auto;
	overflow-x: hidden;
	display: flex;
	flex-direction: column;
	box-sizing: border-box;
}
#ovFilePreviewTitle {
	margin-right: 42px;
}
#filePreviewStage {
	margin-top: 10px;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 80px;
	max-height: min(60vh, calc(100svh - 200px));
	background: #f7f7f5;
	border: 1px solid var(--line2);
	border-radius: 6px;
	padding: 10px;
	overflow: hidden;
}
#filePreviewStage img,
#filePreviewStage video {
	max-width: 100%;
	max-height: 100%;
	width: auto;
	height: auto;
	display: block;
	object-fit: contain;
	border-radius: 4px;
}
#filePreviewStage audio {
	width: 100%;
	max-width: 100%;
}
@media (max-width: 480px) {
	#ovFilePreview .modal {
		width: calc(100vw - 8px);
		max-width: calc(100vw - 8px);
		padding: 12px;
		max-height: 96svh;
		max-height: 96dvh;
		height: 96svh;
		height: 96dvh;
		overflow-y: hidden;
		overflow-x: hidden;
		box-sizing: border-box;
	}
	#ovFilePreviewTitle {
		margin-right: 36px;
		word-break: break-all;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
	}
	#filePreviewTitle,
	#filePreviewMeta,
	#ovFilePreview .actions {
		flex-shrink: 0;
		min-width: 0;
	}
	#filePreviewStage {
		flex: 1;
		min-height: 0;
		max-height: none;
		padding: 6px;
		overflow: hidden;
		width: 100%;
		box-sizing: border-box;
	}
	#filePreviewStage img,
	#filePreviewStage video {
		max-width: 100%;
		max-height: 100%;
		width: auto;
		height: auto;
		object-fit: contain;
	}
}
#ovMediaFullscreen .modal {
	width: 100vw;
	width: 100dvw;
	height: 100vh;
	height: 100dvh;
	max-width: none;
	max-height: none;
	padding: 0;
	border: none;
	border-radius: 0;
	background: #000;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	box-sizing: border-box;
}
#ovMediaFullscreen .mediaTop {
	position: absolute;
	top: 12px;
	left: 12px;
	right: 12px;
	display: flex;
	align-items: center;
	gap: 10px;
	z-index: 2;
	pointer-events: none;
}
#ovMediaFullscreen .mediaTop .title {
	color: #fff;
	font-size: 13px;
	font-weight: 600;
	background: rgba(0, 0, 0, 0.45);
	padding: 6px 10px;
	border-radius: 4px;
	backdrop-filter: blur(4px);
	pointer-events: auto;
}
#mediaFullscreenClose {
	pointer-events: auto;
	position: static;
	width: 34px;
	height: 34px;
	border-radius: 50%;
	background: rgba(0, 0, 0, 0.55);
	border: 1px solid rgba(255, 255, 255, 0.22);
	color: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	backdrop-filter: blur(4px);
	flex-shrink: 0;
}
#mediaFullscreenClose:hover {
	background: rgba(0, 0, 0, 0.8);
	border-color: rgba(255, 255, 255, 0.5);
}
#mediaFullscreenClose svg {
	width: 16px;
	height: 16px;
	stroke: #fff;
}
#ovMediaFullscreen .mediaStage {
	flex: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 18px;
	overflow: hidden;
}
#ovMediaFullscreen .mediaStage video,
#ovMediaFullscreen .mediaStage img {
	max-width: 100%;
	max-height: 100%;
	width: auto;
	height: auto;
	object-fit: contain;
	display: block;
	margin: 0 auto;
}
@media (max-width: 768px) {
	#ovMediaFullscreen .modal {
		width: 100vw;
		width: 100dvw;
		height: 100vh;
		height: 100dvh;
		max-width: 100vw;
		overflow: hidden;
	}
	#ovMediaFullscreen .mediaStage {
		padding: 50px 4px 4px;
		min-height: 0;
		min-width: 0;
		overflow: hidden;
		flex: 1;
		width: 100%;
		box-sizing: border-box;
	}
	#ovMediaFullscreen .mediaStage video,
	#ovMediaFullscreen .mediaStage img {
		max-width: 100%;
		max-height: 100%;
		width: auto;
		height: auto;
		object-fit: contain;
		display: block;
		margin: 0 auto;
	}
	#ovMediaFullscreen .mediaStage audio {
		width: 100%;
		max-width: 100%;
		box-sizing: border-box;
	}
}
#ovMediaFullscreen .mediaStage audio {
	width: min(760px, 92vw);
}
body[data-media-fullscreen='open'] {
	overflow: hidden;
}

@media (max-width: 768px) {
	#newRoomBtn {
		margin-right: 52px;
	}
	/* 左メニュー(sidebar) 全画面化 */
	#sidebar {
		position: fixed;
		inset: 0;
		width: 100%;
		height: 100%;
		z-index: 2000;
		border-right: none;
		transform: translateX(-100%);
	}
	body[data-sidebar='open'] #sidebar {
		transform: translateX(0);
	}

	/* ボイスチャット時の右メニュー(chatColumn) 全画面化 */
	#roomBody.voiceActive #chatColumn {
		position: fixed;
		inset: 0;
		width: 100%;
		height: 100%;
		z-index: 2000;
		background: var(--bg);
		border-left: none;
		display: flex;
		transform: translateX(100%);
	}
	body[data-chat='open'] #roomBody.voiceActive #chatColumn {
		transform: translateX(0);
	}
	#roomBody.voiceActive #chatCloseBtn {
		display: block;
	}

	/* モバイル: voiceToolbar 左寄せ + 横スクロール */
	#voiceToolbar {
		justify-content: flex-start;
		overflow-x: auto;
		overflow-y: hidden;
		flex-wrap: nowrap;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
		/* ボタン下に表示するツールチップ分の余白を確保 */
		padding-bottom: 32px;
	}
	#voiceToolbar::-webkit-scrollbar {
		display: none;
	}
	/* モバイルではoverflow-x:autoの都合でoverflow-y:hiddenとなり、
	   ボタン上方向(bottom基準)のツールチップが親要素にクリップされ
	   裏側に隠れてしまうため、ボタン下方向に表示先を切り替える */
	.vcIconBtn::after {
		bottom: auto;
		top: 48px;
	}
}

/* ===================== 編集関連 ===================== */
.editBadge {
	color: var(--sub);
	font-size: 10.5px;
	margin-left: 4px;
	cursor: pointer;
}
.editBadge:hover {
	color: var(--accent);
}
/* 編集履歴モーダル */
#editHistoryContent {
	max-height: 55vh;
	overflow-y: auto;
}
.editHistEntry {
	margin-bottom: 12px;
	padding: 10px 12px;
	border: 1px solid var(--line);
	border-radius: 6px;
	background: var(--bg);
}
.editHistEntry.current {
	border-color: var(--accent);
}
.editHistHeader {
	font-size: 11px;
	color: var(--sub);
	margin-bottom: 6px;
}
.editHistDiff {
	font-size: 13px;
	white-space: pre-wrap;
	word-break: break-word;
	line-height: 1.55;
	color: var(--text);
	padding: 6px 8px;
	background: var(--panel);
	border-radius: 4px;
	border: 1px solid var(--line);
}
.editHistArrow {
	text-align: center;
	font-size: 11px;
	color: var(--sub);
	margin: 4px 0;
}