/* DeepSeek Chat BR — front-end
   Every colour token is overridden inline from the dashboard settings.
   Selectors are namespaced so theme styles (Blocksy et al.) don't leak in. */

.dscbr {
	--dscbr-accent: #4d6bfe;
	--dscbr-user-bg: #4d6bfe;
	--dscbr-user-text: #fff;
	--dscbr-bot-bg: #f4f6fa;
	--dscbr-bot-text: #1b1f26;
	--dscbr-surface: #fff;
	--dscbr-border: #e3e7ef;
	--dscbr-radius: 14px;
	--dscbr-height: 560px;
	--dscbr-font: 16px;
	--dscbr-muted: #62697a;
	--dscbr-code-bg: #12161f;
	--dscbr-code-text: #e6ebf5;

	display: block;
	margin: 2rem 0;
	font-size: var(--dscbr-font);
	line-height: 1.6;
	-webkit-text-size-adjust: 100%;
}

.dscbr *,
.dscbr *::before,
.dscbr *::after {
	box-sizing: border-box;
}

/* ── Dark ────────────────────────────────────────────────────────── */

.dscbr[data-dscbr-theme="dark"] {
	--dscbr-bot-bg: #1c212c;
	--dscbr-bot-text: #e7ebf3;
	--dscbr-surface: #12161f;
	--dscbr-border: #2a3140;
	--dscbr-muted: #98a1b5;
	--dscbr-code-bg: #0a0d14;
}

@media (prefers-color-scheme: dark) {
	.dscbr[data-dscbr-theme="auto"] {
		--dscbr-bot-bg: #1c212c;
		--dscbr-bot-text: #e7ebf3;
		--dscbr-surface: #12161f;
		--dscbr-border: #2a3140;
		--dscbr-muted: #98a1b5;
		--dscbr-code-bg: #0a0d14;
	}
}

/* ── Intro (server-rendered, indexable) ──────────────────────────── */

.dscbr__intro {
	margin-bottom: 1rem;
}

.dscbr__title {
	margin: 0 0 .4rem;
	letter-spacing: -.015em;
	line-height: 1.2;
}

.dscbr__lede {
	margin: 0 0 .6rem;
	color: var(--dscbr-muted);
	max-width: 62ch;
}

.dscbr__seo > *:last-child {
	margin-bottom: 0;
}

/* ── Shell ───────────────────────────────────────────────────────── */

.dscbr__app {
	display: flex;
	flex-direction: column;
	height: var(--dscbr-height);
	min-height: 360px;
	background: var(--dscbr-surface);
	border: 1px solid var(--dscbr-border);
	border-radius: var(--dscbr-radius);
	overflow: hidden;
	contain: layout paint;
}

/* ── Top bar ─────────────────────────────────────────────────────── */

.dscbr__bar {
	display: flex;
	align-items: center;
	gap: .55rem;
	padding: .6rem .75rem;
	border-bottom: 1px solid var(--dscbr-border);
	flex: 0 0 auto;
}

.dscbr__badge {
	display: grid;
	place-items: center;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--dscbr-accent);
	color: #fff;
	flex: 0 0 auto;
	overflow: hidden;
}

.dscbr__badge img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.dscbr__who {
	font-weight: 600;
	font-size: .92em;
	color: var(--dscbr-bot-text);
	margin-right: auto;
}

.dscbr__think,
.dscbr__reset {
	display: inline-flex;
	align-items: center;
	gap: .3rem;
	padding: .3rem .55rem;
	font: inherit;
	font-size: .78em;
	line-height: 1;
	color: var(--dscbr-muted);
	background: transparent;
	border: 1px solid var(--dscbr-border);
	border-radius: 999px;
	cursor: pointer;
	transition: color .15s, border-color .15s, background-color .15s;
}

.dscbr__think:hover,
.dscbr__reset:hover {
	color: var(--dscbr-accent);
	border-color: var(--dscbr-accent);
}

.dscbr__think[aria-pressed="true"] {
	color: #fff;
	background: var(--dscbr-accent);
	border-color: var(--dscbr-accent);
}

/* ── Message log ─────────────────────────────────────────────────── */

.dscbr__log {
	flex: 1 1 auto;
	overflow-y: auto;
	overscroll-behavior: contain;
	padding: 1rem .85rem;
	display: flex;
	flex-direction: column;
	gap: .85rem;
	scrollbar-width: thin;
}

.dscbr__msg {
	display: flex;
	max-width: 100%;
	animation: dscbr-in .16s ease-out;
}

@keyframes dscbr-in {
	from { opacity: 0; transform: translateY(4px); }
	to   { opacity: 1; transform: none; }
}

.dscbr__msg--user {
	justify-content: flex-end;
}

.dscbr__bubble {
	max-width: 88%;
	padding: .65rem .85rem;
	border-radius: calc(var(--dscbr-radius) - 2px);
	background: var(--dscbr-bot-bg);
	color: var(--dscbr-bot-text);
	word-wrap: break-word;
	overflow-wrap: anywhere;
}

.dscbr__msg--user .dscbr__bubble {
	background: var(--dscbr-user-bg);
	color: var(--dscbr-user-text);
	border-bottom-right-radius: 4px;
}

.dscbr__msg--bot .dscbr__bubble {
	border-bottom-left-radius: 4px;
}

.dscbr__bubble > *:first-child { margin-top: 0; }
.dscbr__bubble > *:last-child  { margin-bottom: 0; }

.dscbr__bubble p  { margin: 0 0 .65em; }
.dscbr__bubble ul,
.dscbr__bubble ol { margin: 0 0 .65em; padding-left: 1.3em; }
.dscbr__bubble li { margin: .2em 0; }

.dscbr__bubble h1,
.dscbr__bubble h2,
.dscbr__bubble h3,
.dscbr__bubble h4 {
	margin: .9em 0 .4em;
	font-size: 1.05em;
	line-height: 1.3;
}

.dscbr__bubble a {
	color: inherit;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.dscbr__msg--bot .dscbr__bubble a {
	color: var(--dscbr-accent);
}

.dscbr__bubble blockquote {
	margin: 0 0 .65em;
	padding-left: .8em;
	border-left: 3px solid var(--dscbr-border);
	color: var(--dscbr-muted);
}

.dscbr__bubble code {
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
	font-size: .88em;
	padding: .12em .35em;
	border-radius: 5px;
	background: rgba(127, 140, 170, .18);
}

.dscbr__bubble pre {
	margin: 0 0 .65em;
	padding: .8rem;
	border-radius: 8px;
	background: var(--dscbr-code-bg);
	color: var(--dscbr-code-text);
	overflow-x: auto;
	font-size: .86em;
	line-height: 1.5;
}

.dscbr__bubble pre code {
	padding: 0;
	background: none;
	color: inherit;
	font-size: 1em;
}

.dscbr__bubble table {
	width: 100%;
	margin: 0 0 .65em;
	border-collapse: collapse;
	font-size: .9em;
	display: block;
	overflow-x: auto;
}

.dscbr__bubble th,
.dscbr__bubble td {
	padding: .35em .6em;
	border: 1px solid var(--dscbr-border);
	text-align: left;
}

.dscbr__bubble th {
	font-weight: 600;
	background: rgba(127, 140, 170, .12);
}

/* ── Reasoning panel: the one place with a distinct register ─────── */

.dscbr__reason {
	margin: 0 0 .6rem;
	border-left: 2px solid var(--dscbr-accent);
	background: rgba(127, 140, 170, .08);
	border-radius: 0 6px 6px 0;
}

.dscbr__reason > summary {
	list-style: none;
	cursor: pointer;
	padding: .4rem .6rem;
	font-size: .8em;
	font-weight: 600;
	letter-spacing: .02em;
	text-transform: uppercase;
	color: var(--dscbr-accent);
}

.dscbr__reason > summary::-webkit-details-marker {
	display: none;
}

.dscbr__reason > summary::after {
	content: " ▾";
	font-weight: 400;
}

.dscbr__reason[open] > summary::after {
	content: " ▴";
}

.dscbr__reason-body {
	padding: 0 .6rem .55rem;
	font-size: .88em;
	line-height: 1.55;
	color: var(--dscbr-muted);
	white-space: pre-wrap;
	max-height: 260px;
	overflow-y: auto;
}

/* ── Message tools ───────────────────────────────────────────────── */

.dscbr__tools {
	display: flex;
	gap: .5rem;
	margin-top: .35rem;
	opacity: 0;
	transition: opacity .15s;
}

.dscbr__msg:hover .dscbr__tools,
.dscbr__msg:focus-within .dscbr__tools {
	opacity: 1;
}

.dscbr__tool {
	font: inherit;
	font-size: .74em;
	color: var(--dscbr-muted);
	background: none;
	border: 0;
	padding: 0;
	cursor: pointer;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.dscbr__tool:hover {
	color: var(--dscbr-accent);
}

/* ── Typing indicator ────────────────────────────────────────────── */

.dscbr__dots {
	display: inline-flex;
	gap: 4px;
	align-items: center;
	height: 1.2em;
}

.dscbr__dots i {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: currentColor;
	opacity: .35;
	animation: dscbr-pulse 1.1s infinite ease-in-out;
}

.dscbr__dots i:nth-child(2) { animation-delay: .16s; }
.dscbr__dots i:nth-child(3) { animation-delay: .32s; }

@keyframes dscbr-pulse {
	0%, 70%, 100% { opacity: .28; transform: translateY(0); }
	35%           { opacity: .9;  transform: translateY(-2px); }
}

/* ── Suggestion chips ────────────────────────────────────────────── */

.dscbr__chips {
	display: flex;
	flex-wrap: wrap;
	gap: .4rem;
	padding: 0 .85rem .1rem;
	flex: 0 0 auto;
}

.dscbr__chip {
	font: inherit;
	font-size: .8em;
	line-height: 1.3;
	padding: .35rem .7rem;
	color: var(--dscbr-muted);
	background: transparent;
	border: 1px solid var(--dscbr-border);
	border-radius: 999px;
	cursor: pointer;
	text-align: left;
	transition: color .15s, border-color .15s;
}

.dscbr__chip:hover {
	color: var(--dscbr-accent);
	border-color: var(--dscbr-accent);
}

/* ── Composer ────────────────────────────────────────────────────── */

.dscbr__composer {
	display: flex;
	align-items: flex-end;
	gap: .5rem;
	margin: .6rem .85rem 0;
	padding: .4rem .4rem .4rem .7rem;
	border: 1px solid var(--dscbr-border);
	border-radius: calc(var(--dscbr-radius) - 2px);
	background: var(--dscbr-surface);
	flex: 0 0 auto;
	transition: border-color .15s;
}

.dscbr__composer:focus-within {
	border-color: var(--dscbr-accent);
}

.dscbr__input {
	flex: 1 1 auto;
	border: 0;
	outline: 0;
	resize: none;
	background: transparent;
	color: var(--dscbr-bot-text);
	font: inherit;
	line-height: 1.5;
	padding: .4rem 0;
	max-height: 160px;
	overflow-y: auto;
}

.dscbr__input::placeholder {
	color: var(--dscbr-muted);
	opacity: .8;
}

.dscbr__send {
	display: grid;
	place-items: center;
	width: 36px;
	height: 36px;
	flex: 0 0 auto;
	border: 0;
	border-radius: 50%;
	background: var(--dscbr-accent);
	color: #fff;
	cursor: pointer;
	transition: opacity .15s, transform .15s;
}

.dscbr__send:disabled {
	opacity: .4;
	cursor: not-allowed;
}

.dscbr__send:not(:disabled):hover {
	transform: scale(1.05);
}

.dscbr__send--stop {
	background: var(--dscbr-muted);
}

/* ── Footer ──────────────────────────────────────────────────────── */

.dscbr__foot {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: .75rem;
	padding: .45rem .9rem .6rem;
	flex: 0 0 auto;
}

.dscbr__note {
	margin: 0;
	font-size: .72em;
	line-height: 1.4;
	color: var(--dscbr-muted);
}

.dscbr__count {
	font-size: .72em;
	color: var(--dscbr-muted);
	font-variant-numeric: tabular-nums;
	white-space: nowrap;
}

.dscbr__count--warn {
	color: #c0392b;
}

/* ── Errors ──────────────────────────────────────────────────────── */

.dscbr__alert {
	margin: 0;
	padding: .6rem .8rem;
	border-radius: 8px;
	border: 1px solid rgba(192, 57, 43, .35);
	background: rgba(192, 57, 43, .07);
	color: #a5321f;
	font-size: .88em;
}

.dscbr[data-dscbr-theme="dark"] .dscbr__alert {
	color: #f3a094;
}

/* ── FAQ ─────────────────────────────────────────────────────────── */

.dscbr__faq {
	margin-top: 1.5rem;
}

.dscbr__faq-title {
	margin: 0 0 .6rem;
	font-size: 1.1em;
}

.dscbr__faq-item {
	border-bottom: 1px solid var(--dscbr-border);
	padding: .6rem 0;
}

.dscbr__faq-item > summary {
	cursor: pointer;
	font-weight: 600;
	list-style-position: outside;
}

.dscbr__faq-item > p {
	margin: .5rem 0 0;
	color: var(--dscbr-muted);
}

/* ── Screen-reader only ──────────────────────────────────────────── */

.dscbr__sr {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

/* ── Focus visibility ────────────────────────────────────────────── */

.dscbr button:focus-visible,
.dscbr textarea:focus-visible,
.dscbr summary:focus-visible,
.dscbr-float button:focus-visible {
	outline: 2px solid var(--dscbr-accent, #4d6bfe);
	outline-offset: 2px;
}

/* ── Floating widget ─────────────────────────────────────────────── */

.dscbr-float {
	--dscbr-offset: 24px;
	position: fixed;
	bottom: var(--dscbr-offset);
	z-index: 9998;
}

.dscbr-float--right { right: var(--dscbr-offset); }
.dscbr-float--left  { left: var(--dscbr-offset); }

.dscbr-float__toggle {
	display: grid;
	place-items: center;
	width: 54px;
	height: 54px;
	border: 0;
	border-radius: 50%;
	background: var(--dscbr-accent, #4d6bfe);
	color: #fff;
	cursor: pointer;
	box-shadow: 0 6px 22px rgba(15, 23, 42, .22);
	transition: transform .18s;
}

.dscbr-float__toggle:hover {
	transform: scale(1.06);
}

.dscbr-float__panel {
	position: absolute;
	bottom: 66px;
	width: min(384px, calc(100vw - 32px));
	border-radius: 16px;
	overflow: hidden;
	box-shadow: 0 18px 48px rgba(15, 23, 42, .24);
	animation: dscbr-rise .18s ease-out;
}

.dscbr-float--right .dscbr-float__panel { right: 0; }
.dscbr-float--left  .dscbr-float__panel { left: 0; }

.dscbr-float__panel .dscbr {
	margin: 0;
}

.dscbr-float__panel .dscbr__app {
	border-radius: 16px;
}

@keyframes dscbr-rise {
	from { opacity: 0; transform: translateY(10px); }
	to   { opacity: 1; transform: none; }
}

/* ── Mobile ──────────────────────────────────────────────────────── */

@media (max-width: 600px) {
	.dscbr__app {
		height: min(var(--dscbr-height), 78vh);
	}

	.dscbr__bubble {
		max-width: 94%;
	}

	.dscbr__chips {
		flex-wrap: nowrap;
		overflow-x: auto;
		scrollbar-width: none;
		padding-bottom: .3rem;
	}

	.dscbr__chips::-webkit-scrollbar {
		display: none;
	}

	.dscbr__chip {
		white-space: nowrap;
	}

	.dscbr-float__panel {
		position: fixed;
		inset: auto 12px calc(var(--dscbr-offset) + 66px) 12px;
		width: auto;
	}
}

/* ── Motion preferences ──────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
	.dscbr *,
	.dscbr-float * {
		animation: none !important;
		transition: none !important;
	}
}

/* ── Print ───────────────────────────────────────────────────────── */

@media print {
	.dscbr__composer,
	.dscbr__chips,
	.dscbr__bar,
	.dscbr-float {
		display: none !important;
	}

	.dscbr__app {
		height: auto;
		border: 0;
	}
}