/**
 * SVETMI Assistant AI — frontend UI (Stage 2.2).
 * All selectors scoped under #svai-root.
 */

#svai-root {
	--svai-primary: #1e293b;
	--svai-bg: #ffffff;
	--svai-surface: #f8fafc;
	--svai-border: #e2e8f0;
	--svai-text: #0f172a;
	--svai-muted: #64748b;
	--svai-accent: var(--svai-primary);
	--svai-accent-soft: #e2e8f0;
	--svai-visitor: var(--svai-primary);
	--svai-visitor-text: #ffffff;
	--svai-assistant-bubble: #f1f5f9;
	--svai-shadow: 0 12px 40px rgba(15, 23, 42, 0.16);
	--svai-radius: 16px;
	--svai-font: "Segoe UI", Tahoma, Arial, Helvetica, sans-serif;
	--svai-z: 999970;
	box-sizing: border-box;
	font-family: var(--svai-font);
	color: var(--svai-text);
	line-height: 1.45;
	-webkit-font-smoothing: antialiased;
}

#svai-root *,
#svai-root *::before,
#svai-root *::after {
	box-sizing: border-box;
}

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

/* ── Avatar ─────────────────────────────────────────────────── */

#svai-root .svai-avatar {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	border-radius: 50%;
	background: #334155;
	flex-shrink: 0;
}

#svai-root .svai-avatar__svg {
	display: block;
	width: 100%;
	height: 100%;
}

#svai-root .svai-avatar__img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
}

#svai-root .svai-avatar--launcher {
	width: 100%;
	height: 100%;
}

#svai-root .svai-avatar--header {
	width: 36px;
	height: 36px;
}

#svai-root .svai-avatar--bubble {
	width: 26px;
	height: 26px;
}

/* ── Launcher ───────────────────────────────────────────────── */

#svai-root .svai-launcher {
	position: fixed;
	z-index: calc(var(--svai-z) + 1);
	right: 22px;
	left: auto;
	bottom: 22px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 60px;
	height: 60px;
	margin: 0;
	padding: 0;
	border: 2px solid #ffffff;
	border-radius: 50%;
	background: #334155;
	box-shadow: 0 8px 24px rgba(15, 23, 42, 0.22);
	cursor: pointer;
	appearance: none;
	overflow: hidden;
	transition:
		transform 0.2s ease,
		box-shadow 0.2s ease;
}

#svai-root[data-svai-position="left"] .svai-launcher {
	left: 22px;
	right: auto;
}

#svai-root .svai-launcher:hover,
#svai-root .svai-launcher:focus-visible {
	transform: translateY(-2px);
	box-shadow: 0 12px 28px rgba(15, 23, 42, 0.28);
}

#svai-root .svai-launcher:focus-visible {
	outline: 2px solid #2563eb;
	outline-offset: 3px;
}

#svai-root .svai-launcher__status {
	position: absolute;
	right: 2px;
	bottom: 2px;
	width: 12px;
	height: 12px;
	border: 2px solid #ffffff;
	border-radius: 50%;
	background: #22c55e;
}

#svai-root[data-svai-position="left"] .svai-launcher__status {
	left: 2px;
	right: auto;
}

#svai-root .svai-launcher.is-open {
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: scale(0.9);
}

/* ── Launcher greeting bubble (discovery hint) ──────────────── */

#svai-root .svai-launcher-bubble {
	appearance: none;
	position: fixed;
	z-index: calc(var(--svai-z) + 2);
	right: 94px;
	left: auto;
	bottom: 32px;
	display: inline-flex;
	align-items: center;
	max-width: min(260px, calc(100vw - 110px));
	margin: 0;
	padding: 10px 12px;
	border: 1px solid var(--svai-border);
	border-radius: 14px;
	background: #ffffff;
	box-shadow: 0 8px 24px rgba(15, 23, 42, 0.14);
	color: var(--svai-text);
	cursor: pointer;
	font: inherit;
	font-size: 0.84rem;
	font-weight: 600;
	line-height: 1.35;
	text-align: start;
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translateX(10px);
	transition:
		opacity 0.4s ease,
		transform 0.4s ease,
		visibility 0.4s ease,
		box-shadow 0.2s ease;
}

#svai-root[data-svai-position="left"] .svai-launcher-bubble {
	left: 94px;
	right: auto;
	transform: translateX(-10px);
}

#svai-root .svai-launcher-bubble.is-visible {
	opacity: 1;
	visibility: visible;
	pointer-events: auto;
	transform: translateX(0);
}

#svai-root .svai-launcher-bubble:hover,
#svai-root .svai-launcher-bubble:focus-visible {
	box-shadow: 0 10px 28px rgba(15, 23, 42, 0.18);
}

#svai-root .svai-launcher-bubble:focus-visible {
	outline: 2px solid #2563eb;
	outline-offset: 2px;
}

#svai-root .svai-launcher-bubble__text {
	display: block;
	max-width: 100%;
	unicode-bidi: plaintext;
}

/* ── Panel (content-height, grow upward, capped) ─────────────── */

#svai-root .svai-panel {
	position: fixed;
	z-index: var(--svai-z);
	right: 22px;
	left: auto;
	bottom: 22px;
	display: flex;
	flex-direction: column;
	width: min(380px, calc(100vw - 28px));
	height: auto;
	max-height: min(620px, calc(100dvh - 40px));
	margin: 0;
	overflow: hidden;
	border: 1px solid var(--svai-border);
	border-radius: var(--svai-radius);
	background: var(--svai-bg);
	box-shadow: var(--svai-shadow);
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translateY(12px) scale(0.98);
	transform-origin: bottom right;
	transition:
		opacity 0.28s ease,
		transform 0.28s ease,
		visibility 0.28s ease;
}

#svai-root[data-svai-position="left"] .svai-panel {
	left: 22px;
	right: auto;
	transform-origin: bottom left;
}

#svai-root .svai-panel.is-open {
	opacity: 1;
	visibility: visible;
	pointer-events: auto;
	transform: translateY(0) scale(1);
}

#svai-root .svai-panel[hidden] {
	display: none !important;
}

#svai-root .svai-panel__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	flex: 0 0 auto;
	padding: 10px 10px 10px 12px;
	border-bottom: 1px solid var(--svai-border);
	background: var(--svai-surface);
}

#svai-root .svai-panel__identity {
	display: flex;
	align-items: center;
	gap: 8px;
	min-width: 0;
	flex: 1 1 auto;
}

#svai-root .svai-panel__titles {
	display: flex;
	flex-direction: column;
	gap: 0;
	min-width: 0;
}

#svai-root .svai-panel__name {
	font-size: 0.9rem;
	font-weight: 700;
	color: var(--svai-text);
	line-height: 1.25;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

#svai-root .svai-panel__status {
	font-size: 0.72rem;
	font-weight: 500;
	color: #16a34a;
	line-height: 1.2;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 100%;
}

#svai-root .svai-panel__close {
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	margin: 0;
	padding: 0;
	border: none;
	border-radius: 9px;
	background: transparent;
	color: var(--svai-muted);
	cursor: pointer;
	font-size: 1.4rem;
	line-height: 1;
	flex-shrink: 0;
}

#svai-root .svai-panel__close:hover,
#svai-root .svai-panel__close:focus-visible {
	background: var(--svai-accent-soft);
	color: var(--svai-text);
}

#svai-root .svai-panel__close:focus-visible {
	outline: 2px solid #2563eb;
	outline-offset: 1px;
}

/* ── Messages ───────────────────────────────────────────────── */

#svai-root .svai-panel__messages {
	flex: 1 1 auto;
	min-height: 0;
	overflow-x: hidden;
	overflow-y: auto;
	padding: 10px 12px;
	background: var(--svai-bg);
	-webkit-overflow-scrolling: touch;
	overscroll-behavior: contain;
}

#svai-root .svai-msg {
	display: flex;
	align-items: flex-end;
	gap: 7px;
	margin: 0 0 8px;
	max-width: 100%;
}

#svai-root .svai-msg--assistant {
	justify-content: flex-start;
}

#svai-root .svai-msg--visitor {
	justify-content: flex-end;
}

#svai-root .svai-msg__bubble {
	max-width: min(82%, 290px);
	padding: 8px 11px;
	border-radius: 13px;
	font-size: 0.875rem;
	font-weight: 400;
	line-height: 1.4;
	word-wrap: break-word;
	overflow-wrap: anywhere;
	white-space: pre-wrap;
	unicode-bidi: plaintext;
}

#svai-root .svai-msg--assistant .svai-msg__bubble {
	border-end-start-radius: 4px;
	background: var(--svai-assistant-bubble);
	color: var(--svai-text);
}

#svai-root .svai-msg--visitor .svai-msg__bubble {
	border-end-end-radius: 4px;
	background: var(--svai-visitor);
	color: var(--svai-visitor-text);
}

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

#svai-root .svai-typing {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	min-height: 1em;
}

#svai-root .svai-typing__dot {
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: #94a3b8;
	animation: svai-typing-bounce 1s ease-in-out infinite;
}

#svai-root .svai-typing__dot:nth-child(2) {
	animation-delay: 0.15s;
}

#svai-root .svai-typing__dot:nth-child(3) {
	animation-delay: 0.3s;
}

@keyframes svai-typing-bounce {
	0%,
	80%,
	100% {
		opacity: 0.35;
		transform: translateY(0);
	}
	40% {
		opacity: 1;
		transform: translateY(-3px);
	}
}

/* ── Quick replies ──────────────────────────────────────────── */

#svai-root .svai-replies {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin: 0 0 8px;
	padding-inline-start: 33px;
}

#svai-root .svai-reply {
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	max-width: 100%;
	min-height: 34px;
	margin: 0;
	padding: 6px 11px;
	border: 1px solid #d8e0ea;
	border-radius: 999px;
	background: #f8fafc;
	color: #334155;
	cursor: pointer;
	font: inherit;
	font-size: 0.8rem;
	font-weight: 600;
	line-height: 1.25;
	text-align: center;
	unicode-bidi: plaintext;
	transition:
		background-color 0.15s ease,
		border-color 0.15s ease,
		color 0.15s ease;
}

#svai-root .svai-reply:hover,
#svai-root .svai-reply:focus-visible {
	border-color: #94a3b8;
	background: #eef2f7;
	color: var(--svai-text);
}

#svai-root .svai-reply:focus-visible {
	outline: 2px solid #2563eb;
	outline-offset: 2px;
}

/* ── Rich cards (compact, multi-card ready) ─────────────────── */

#svai-root .svai-cards {
	display: flex;
	flex-direction: column;
	gap: 8px;
	margin: 0 0 8px;
	padding-inline-start: 33px;
}

#svai-root .svai-card {
	display: flex;
	flex-direction: row;
	align-items: stretch;
	gap: 8px;
	width: 100%;
	max-width: min(86%, 300px);
	margin: 0 0 8px;
	margin-inline-start: 33px;
	padding: 7px;
	border: 1px solid var(--svai-border);
	border-radius: 12px;
	background: #ffffff;
	box-shadow: 0 1px 4px rgba(15, 23, 42, 0.05);
}

#svai-root .svai-cards .svai-card {
	margin-inline-start: 0;
	margin-bottom: 0;
	max-width: 100%;
}

#svai-root .svai-card__media {
	display: flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 56px;
	width: 56px;
	height: 56px;
	border-radius: 8px;
	background: linear-gradient(145deg, #e2e8f0 0%, #cbd5e1 100%);
	color: #64748b;
	font-size: 0.58rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	overflow: hidden;
}

#svai-root .svai-card__image {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

#svai-root .svai-card--product .svai-card__media {
	background: #f8fafc;
}

#svai-root .svai-card__body {
	display: flex;
	flex-direction: column;
	gap: 2px;
	flex: 1 1 auto;
	min-width: 0;
}

#svai-root .svai-card__title {
	margin: 0;
	padding: 0;
	font-size: 0.82rem;
	font-weight: 700;
	line-height: 1.25;
	color: var(--svai-text);
	unicode-bidi: plaintext;
}

#svai-root .svai-card__desc {
	margin: 0;
	padding: 0;
	font-size: 0.72rem;
	font-weight: 400;
	line-height: 1.3;
	color: var(--svai-muted);
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
	unicode-bidi: plaintext;
}

#svai-root .svai-card__footer {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	margin-top: 4px;
}

#svai-root .svai-card__meta {
	font-size: 0.78rem;
	font-weight: 700;
	color: var(--svai-text);
	line-height: 1.2;
	unicode-bidi: plaintext;
}

#svai-root .svai-card__action {
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 auto;
	margin: 0;
	padding: 5px 10px;
	border: 1px solid var(--svai-accent);
	border-radius: 8px;
	background: var(--svai-accent);
	color: #ffffff;
	cursor: pointer;
	font: inherit;
	font-size: 0.72rem;
	font-weight: 700;
	line-height: 1.2;
	text-decoration: none;
	white-space: nowrap;
	unicode-bidi: plaintext;
}

#svai-root .svai-card__action:hover,
#svai-root .svai-card__action:focus-visible {
	background: color-mix(in srgb, var(--svai-primary) 82%, #000000);
	border-color: color-mix(in srgb, var(--svai-primary) 82%, #000000);
	color: #ffffff;
}

#svai-root .svai-card__action:focus-visible {
	outline: 2px solid #2563eb;
	outline-offset: 2px;
}

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

#svai-root .svai-panel__composer {
	display: flex;
	flex-direction: row;
	align-items: flex-end;
	gap: 7px;
	flex: 0 0 auto;
	padding: 8px 10px 10px;
	border-top: 1px solid var(--svai-border);
	background: var(--svai-surface);
}

#svai-root .svai-panel__input {
	flex: 1 1 auto;
	width: 100%;
	min-width: 0;
	min-height: 38px;
	max-height: 88px;
	margin: 0;
	padding: 8px 10px;
	border: 1px solid var(--svai-border);
	border-radius: 11px;
	background: #ffffff;
	color: var(--svai-text);
	resize: none;
	font: inherit;
	font-size: 0.875rem;
	line-height: 1.35;
	outline: none;
}

#svai-root .svai-panel__input:focus,
#svai-root .svai-panel__input:focus-visible {
	border-color: #94a3b8;
	box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.18);
}

#svai-root .svai-panel__send {
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 auto;
	min-height: 38px;
	margin: 0;
	padding: 0 12px;
	border: 1px solid var(--svai-accent);
	border-radius: 11px;
	background: var(--svai-accent);
	color: #ffffff;
	cursor: pointer;
	font: inherit;
	font-size: 0.84rem;
	font-weight: 700;
	line-height: 1.2;
	white-space: nowrap;
}

#svai-root .svai-panel__send:hover,
#svai-root .svai-panel__send:focus-visible {
	background: color-mix(in srgb, var(--svai-primary) 82%, #000000);
	border-color: color-mix(in srgb, var(--svai-primary) 82%, #000000);
}

#svai-root .svai-panel__send:focus-visible {
	outline: 2px solid #2563eb;
	outline-offset: 2px;
}

#svai-root .svai-panel__send:disabled {
	opacity: 0.55;
	cursor: not-allowed;
}

/* ── Tablet ─────────────────────────────────────────────────── */

@media (max-width: 900px) and (min-width: 721px) {
	#svai-root .svai-panel {
		width: min(360px, calc(100vw - 32px));
		max-height: min(580px, calc(100dvh - 36px));
	}
}

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

@media (max-width: 720px) {
	#svai-root .svai-launcher {
		right: 14px;
		left: auto;
		bottom: 14px;
		width: 58px;
		height: 58px;
	}

	#svai-root[data-svai-position="left"] .svai-launcher {
		left: 14px;
		right: auto;
	}

	#svai-root .svai-launcher-bubble {
		right: 84px;
		left: auto;
		bottom: 24px;
		max-width: min(220px, calc(100vw - 96px));
		padding: 9px 11px;
		font-size: 0.8rem;
	}

	#svai-root[data-svai-position="left"] .svai-launcher-bubble {
		left: 84px;
		right: auto;
	}

	#svai-root .svai-panel,
	#svai-root[data-svai-position="left"] .svai-panel {
		right: 10px;
		left: 10px;
		bottom: 10px;
		width: auto;
		height: auto;
		max-height: calc(100dvh - 20px);
		border-radius: 14px;
	}

	#svai-root .svai-msg__bubble,
	#svai-root .svai-card {
		max-width: 90%;
	}

	#svai-root .svai-replies,
	#svai-root .svai-cards,
	#svai-root .svai-card {
		padding-inline-start: 0;
		margin-inline-start: 0;
	}

	#svai-root .svai-panel__send {
		min-height: 42px;
		padding-inline: 14px;
	}

	#svai-root .svai-reply {
		min-height: 40px;
	}

	#svai-root .svai-card {
		max-width: 100%;
	}
}

@media (prefers-reduced-motion: reduce) {
	#svai-root .svai-launcher,
	#svai-root .svai-launcher-bubble,
	#svai-root .svai-panel,
	#svai-root .svai-reply,
	#svai-root .svai-typing__dot {
		transition: none !important;
		animation: none !important;
	}

	#svai-root .svai-panel,
	#svai-root .svai-launcher-bubble {
		transform: none;
	}

	#svai-root .svai-typing__dot {
		opacity: 0.7;
	}
}