:root {
	--cb-ink: #0b1210;
	--cb-panel: #121a17;
	--cb-panel-2: #18231e;
	--cb-line: rgba(242, 238, 230, 0.14);
	--cb-ivory: #f2eee6;
	--cb-mist: #c5d0c4;
	--cb-moss: #6b8f71;
	--cb-gold: #c4a574;
	--cb-mine: #1f3a2d;
	--cb-theirs: #1a2220;
	--cb-danger: #c97868;
	--cb-font: "Zen Kaku Gothic New", "Helvetica Neue", sans-serif;
	--cb-display: "Cormorant Garamond", Georgia, serif;
}

.cb-app {
	font-family: var(--cb-font);
	color: var(--cb-ivory);
	background: var(--cb-ink);
	min-height: calc(100vh - 3.6rem);
	min-height: calc(100dvh - 3.6rem);
	height: 100%;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--cb-line);
}

.cb-boot {
	margin: auto;
	color: var(--cb-mist);
	letter-spacing: 0.08em;
}

.cb-login {
	flex: 1;
	display: grid;
	place-items: center;
	padding: 2rem 1.25rem;
	background:
		radial-gradient(ellipse at top, rgba(22, 48, 38, 0.55), transparent 55%),
		linear-gradient(180deg, rgba(11, 18, 16, 0.4), var(--cb-ink)),
		url("https://images.unsplash.com/photo-1528360983277-13d401cdc186?auto=format&fit=crop&w=1600&q=70") center/cover;
}

.cb-login__card {
	width: min(100%, 420px);
	padding: 2rem 1.5rem;
	background: rgba(11, 18, 16, 0.82);
	backdrop-filter: blur(14px);
	border: 1px solid var(--cb-line);
}

.cb-login__brand {
	display: flex;
	align-items: center;
	gap: 0.65rem;
	margin-bottom: 0.35rem;
}

.cb-login__brand svg {
	color: var(--cb-moss);
}

.cb-login__title {
	margin: 0;
	font-family: var(--cb-display);
	font-size: 2.2rem;
	font-weight: 600;
	letter-spacing: 0.04em;
}

.cb-login__sub {
	margin: 0 0 1.5rem;
	color: var(--cb-mist);
	font-weight: 300;
	font-size: 0.95rem;
}

.cb-field {
	display: flex;
	flex-direction: column;
	gap: 0.4rem;
	margin-bottom: 1rem;
}

.cb-field label {
	font-size: 0.72rem;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--cb-mist);
}

.cb-field input,
.cb-field select,
.cb-composer input,
.cb-composer textarea,
.cb-admin input,
.cb-admin select {
	width: 100%;
	padding: 0.85rem 0.9rem;
	border: 1px solid var(--cb-line);
	background: rgba(0, 0, 0, 0.25);
	color: var(--cb-ivory);
	font: inherit;
	outline: none;
}

.cb-field input:focus,
.cb-composer textarea:focus,
.cb-admin input:focus,
.cb-admin select:focus {
	border-color: var(--cb-moss);
}

.cb-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.4rem;
	min-height: 2.8rem;
	padding: 0.7rem 1.1rem;
	border: 1px solid var(--cb-line);
	background: transparent;
	color: var(--cb-ivory);
	font: inherit;
	font-size: 0.75rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	cursor: pointer;
	transition: 0.2s ease;
}

.cb-btn:hover {
	border-color: var(--cb-ivory);
}

.cb-btn--solid {
	background: var(--cb-ivory);
	color: var(--cb-ink);
	border-color: var(--cb-ivory);
	width: 100%;
}

.cb-btn--solid:hover {
	background: var(--cb-gold);
	border-color: var(--cb-gold);
}

.cb-btn--ghost {
	background: transparent;
}

.cb-btn--icon {
	min-height: 2.4rem;
	min-width: 2.4rem;
	padding: 0.45rem;
	font-size: 1rem;
	letter-spacing: 0;
	text-transform: none;
}

.cb-btn--danger {
	border-color: rgba(201, 120, 104, 0.45);
	color: var(--cb-danger);
}

.cb-error {
	margin: 0 0 1rem;
	color: var(--cb-danger);
	font-size: 0.9rem;
}

.cb-shell {
	flex: 1;
	min-height: 0;
	display: grid;
	grid-template-columns: 1fr;
}

@media (min-width: 860px) {
	.cb-shell {
		grid-template-columns: 320px 1fr;
	}
}

.cb-sidebar {
	display: flex;
	flex-direction: column;
	min-height: 0;
	border-bottom: 1px solid var(--cb-line);
	background: var(--cb-panel);
}

@media (min-width: 860px) {
	.cb-sidebar {
		border-bottom: 0;
		border-right: 1px solid var(--cb-line);
	}

	.cb-shell.is-chatting .cb-sidebar {
		display: flex;
	}
}

.cb-shell.is-chatting .cb-sidebar {
	display: none;
}

@media (min-width: 860px) {
	.cb-shell.is-chatting .cb-sidebar {
		display: flex;
	}
}

.cb-sidebar__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.95rem 1rem;
	border-bottom: 1px solid var(--cb-line);
}

.cb-sidebar__user {
	min-width: 0;
}

.cb-sidebar__user strong {
	display: block;
	font-family: var(--cb-display);
	font-size: 1.25rem;
	font-weight: 600;
}

.cb-sidebar__user span {
	color: var(--cb-mist);
	font-size: 0.8rem;
}

.cb-add {
	padding: 0.85rem 1rem;
	border-bottom: 1px solid var(--cb-line);
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 0.5rem;
}

.cb-contacts {
	list-style: none;
	margin: 0;
	padding: 0;
	overflow: auto;
	flex: 1;
}

.cb-contact {
	width: 100%;
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 0.5rem;
	align-items: center;
	padding: 0.9rem 1rem;
	border: 0;
	border-bottom: 1px solid var(--cb-line);
	background: transparent;
	color: inherit;
	text-align: left;
	cursor: pointer;
	font: inherit;
}

.cb-contact:hover,
.cb-contact.is-active {
	background: var(--cb-panel-2);
}

.cb-contact__name {
	font-weight: 500;
}

.cb-contact__preview {
	display: block;
	margin-top: 0.2rem;
	color: var(--cb-mist);
	font-size: 0.8rem;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 190px;
}

.cb-badge {
	min-width: 1.35rem;
	height: 1.35rem;
	padding: 0 0.35rem;
	border-radius: 999px;
	background: var(--cb-moss);
	color: var(--cb-ink);
	font-size: 0.72rem;
	font-weight: 700;
	display: inline-grid;
	place-items: center;
}

.cb-empty {
	padding: 1.25rem 1rem;
	color: var(--cb-mist);
	font-size: 0.9rem;
	line-height: 1.5;
}

.cb-chat {
	display: none;
	min-height: 0;
	flex-direction: column;
	background:
		radial-gradient(ellipse at top right, rgba(107, 143, 113, 0.08), transparent 40%),
		var(--cb-ink);
}

.cb-shell.is-chatting .cb-chat,
.cb-shell.has-peer .cb-chat {
	display: flex;
}

@media (min-width: 860px) {
	.cb-chat {
		display: flex;
	}
}

.cb-chat__head {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.85rem 1rem;
	border-bottom: 1px solid var(--cb-line);
	background: rgba(18, 26, 23, 0.92);
}

.cb-chat__back {
	display: inline-flex;
}

@media (min-width: 860px) {
	.cb-chat__back {
		display: none;
	}
}

.cb-chat__peer {
	font-family: var(--cb-display);
	font-size: 1.35rem;
}

.cb-messages {
	flex: 1;
	min-height: 0;
	overflow: auto;
	padding: 1rem;
	display: flex;
	flex-direction: column;
	gap: 0.65rem;
}

.cb-msg {
	max-width: min(82%, 480px);
	padding: 0.7rem 0.85rem;
	background: var(--cb-theirs);
	border: 1px solid var(--cb-line);
	align-self: flex-start;
}

.cb-msg.is-mine {
	align-self: flex-end;
	background: var(--cb-mine);
}

.cb-msg__meta {
	margin-top: 0.35rem;
	font-size: 0.68rem;
	color: var(--cb-mist);
	opacity: 0.8;
}

.cb-msg img,
.cb-msg video {
	display: block;
	max-width: 100%;
	border-radius: 2px;
}

.cb-msg audio {
	width: min(100%, 280px);
}

.cb-msg__emoji {
	font-size: 2rem;
	line-height: 1.1;
}

.cb-composer {
	border-top: 1px solid var(--cb-line);
	padding: 0.65rem 0.75rem 0.85rem;
	background: var(--cb-panel);
	display: grid;
	gap: 0.45rem;
	position: relative;
}

.cb-composer__row {
	display: grid;
	grid-template-columns: auto auto 1fr auto auto;
	gap: 0.4rem;
	align-items: end;
}

.cb-composer__form {
	min-width: 0;
}

.cb-composer textarea {
	resize: none;
	min-height: 2.8rem;
	max-height: 8rem;
	width: 100%;
	padding: 0.85rem 0.9rem;
	border: 1px solid var(--cb-line);
	background: rgba(0, 0, 0, 0.25);
	color: var(--cb-ivory);
	font: inherit;
	outline: none;
}

.cb-composer textarea:focus {
	border-color: var(--cb-moss);
}

.cb-plus.is-open {
	background: var(--cb-moss);
	color: var(--cb-ink);
	border-color: var(--cb-moss);
}

.cb-send {
	width: auto;
	min-width: 4.5rem;
	padding-inline: 0.9rem;
}

.cb-mic.is-recording {
	background: rgba(201, 120, 104, 0.2);
	border-color: var(--cb-danger);
	color: var(--cb-danger);
	animation: cbPulse 1.1s ease-in-out infinite;
}

.cb-attach-menu {
	display: grid;
	gap: 0.35rem;
	padding: 0.35rem;
	border: 1px solid var(--cb-line);
	background: var(--cb-panel-2);
}

.cb-attach-menu[hidden] {
	display: none !important;
}

.cb-attach-menu button {
	display: grid;
	grid-template-columns: auto 1fr;
	grid-template-rows: auto auto;
	column-gap: 0.7rem;
	row-gap: 0.1rem;
	align-items: center;
	width: 100%;
	padding: 0.75rem 0.8rem;
	border: 0;
	background: transparent;
	color: inherit;
	text-align: left;
	font: inherit;
	cursor: pointer;
}

.cb-attach-menu button:hover {
	background: rgba(242, 238, 230, 0.06);
}

.cb-attach-ico {
	grid-row: 1 / span 2;
	font-size: 1.25rem;
}

.cb-attach-menu button span:nth-child(2) {
	font-size: 0.92rem;
	font-weight: 500;
}

.cb-attach-menu button small {
	grid-column: 2;
	color: var(--cb-mist);
	font-size: 0.75rem;
}

.cb-emoji-bar {
	display: none;
	flex-wrap: wrap;
	gap: 0.25rem;
}

.cb-emoji-bar.is-open {
	display: flex;
}

.cb-emoji-bar button {
	border: 0;
	background: transparent;
	font-size: 1.35rem;
	cursor: pointer;
	padding: 0.2rem;
}

.cb-file {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	color: var(--cb-ivory);
	text-decoration: underline;
	text-underline-offset: 2px;
}

.cb-msg-media {
	display: block;
	padding: 0;
	border: 0;
	background: transparent;
	cursor: zoom-in;
	width: 100%;
}

.cb-msg-media img {
	width: 100%;
	pointer-events: none;
}

.cb-recording {
	color: var(--cb-danger);
	font-size: 0.82rem;
	margin: 0;
}

.cb-overlays {
	position: relative;
	z-index: 80;
}

.cb-preview,
.cb-lightbox {
	position: fixed;
	inset: 0;
	z-index: 90;
	display: grid;
	place-items: center;
	padding: 1rem;
	background: rgba(6, 10, 9, 0.82);
	backdrop-filter: blur(8px);
}

.cb-preview__panel {
	width: min(100%, 560px);
	max-height: min(90vh, 760px);
	display: grid;
	grid-template-rows: auto 1fr auto;
	background: var(--cb-panel);
	border: 1px solid var(--cb-line);
	overflow: hidden;
}

.cb-preview__head {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	align-items: flex-start;
	padding: 1rem 1rem 0.75rem;
	border-bottom: 1px solid var(--cb-line);
}

.cb-preview__kicker {
	margin: 0;
	font-family: var(--cb-display);
	font-size: 1.45rem;
}

.cb-preview__hint {
	margin: 0.25rem 0 0;
	color: var(--cb-mist);
	font-size: 0.88rem;
	font-weight: 300;
}

.cb-preview__body {
	overflow: auto;
	padding: 1rem;
	display: grid;
	gap: 0.85rem;
}

.cb-preview__card {
	border: 1px solid var(--cb-line);
	background: var(--cb-panel-2);
	overflow: hidden;
}

.cb-preview__card img,
.cb-preview__card video {
	width: 100%;
	max-height: 320px;
	object-fit: contain;
	background: #000;
	display: block;
}

.cb-preview__card audio {
	width: 100%;
	display: block;
	margin: 1rem 0.85rem 0.5rem;
	width: calc(100% - 1.7rem);
}

.cb-preview__file {
	padding: 1.25rem;
	font-size: 1rem;
}

.cb-preview__meta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	padding: 0.65rem 0.75rem;
	color: var(--cb-mist);
	font-size: 0.8rem;
	border-top: 1px solid var(--cb-line);
}

.cb-preview__actions {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.6rem;
	padding: 0.85rem 1rem 1rem;
	border-top: 1px solid var(--cb-line);
}

.cb-preview__actions .cb-btn--solid {
	width: 100%;
}

.cb-lightbox img {
	max-width: min(96vw, 1100px);
	max-height: 88vh;
	object-fit: contain;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.cb-lightbox__close {
	position: fixed;
	top: 1rem;
	right: 1rem;
	z-index: 91;
	width: 2.6rem;
	height: 2.6rem;
	border: 1px solid var(--cb-line);
	background: rgba(11, 18, 16, 0.85);
	color: var(--cb-ivory);
	font-size: 1.4rem;
	cursor: pointer;
}

@keyframes cbPulse {
	0%,
	100% {
		transform: scale(1);
	}
	50% {
		transform: scale(1.05);
	}
}

.cb-admin {
	border-top: 1px solid var(--cb-line);
	padding: 0.85rem 1rem 1.1rem;
	background: var(--cb-panel-2);
}

.cb-admin summary {
	cursor: pointer;
	font-size: 0.75rem;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--cb-gold);
	list-style: none;
}

.cb-admin summary::-webkit-details-marker {
	display: none;
}

.cb-admin__body {
	display: grid;
	gap: 0.85rem;
	margin-top: 0.85rem;
}

.cb-admin__block {
	padding-top: 0.75rem;
	border-top: 1px solid var(--cb-line);
	display: grid;
	gap: 0.5rem;
}

.cb-admin__block h4 {
	margin: 0;
	font-size: 0.8rem;
	font-weight: 500;
	color: var(--cb-mist);
}

.cb-hidden-file {
	display: none;
}

.cb-placeholder-chat {
	flex: 1;
	display: grid;
	place-items: center;
	color: var(--cb-mist);
	padding: 2rem;
	text-align: center;
}

.cb-placeholder-chat strong {
	display: block;
	font-family: var(--cb-display);
	font-size: 1.8rem;
	color: var(--cb-ivory);
	margin-bottom: 0.4rem;
	font-weight: 500;
}