/**
 * Tokens locales del chat (hereda --ug-* del plugin).
 */
:root {
	--ug-ia-z: 99990;
	--ug-ia-panel-w: min(420px, calc(100vw - 2rem));
	--ug-ia-panel-h: min(560px, calc(100vh - 6rem));
}

/* ── Widget flotante ───────────────────────────────────────── */
.ug-ia-widget-mount {
	position: fixed;
	right: 1.25rem;
	bottom: 1.25rem;
	z-index: var(--ug-ia-z);
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.ug-ia-fab {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 3.5rem;
	height: 3.5rem;
	border: none;
	border-radius: 50%;
	background: var(--ug-primary, #62a9b6);
	color: #fff;
	box-shadow: var(--ug-shadow, 0 10px 30px rgba(3, 9, 15, 0.15));
	cursor: pointer;
	transition: transform 0.2s ease, background 0.2s ease;
}

.ug-ia-fab:hover {
	background: var(--ug-primary-dark, #4f95a2);
	transform: scale(1.05);
}

.ug-ia-fab svg {
	width: 1.5rem;
	height: 1.5rem;
}

.ug-ia-panel--widget {
	position: absolute;
	right: 0;
	bottom: calc(3.5rem + 0.75rem);
	width: var(--ug-ia-panel-w);
	height: var(--ug-ia-panel-h);
	opacity: 0;
	visibility: hidden;
	transform: translateY(12px) scale(0.98);
	transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}

.ug-ia-panel--widget.ug-ia-panel--open {
	opacity: 1;
	visibility: visible;
	transform: translateY(0) scale(1);
}

/* ── Modo embebido (página dedicada) ───────────────────────── */
.ug-ia-chat-root--completo {
	max-width: 720px;
	margin: 2rem auto;
	min-height: 480px;
}

.ug-ia-chat-root--completo .ug-ia-panel {
	position: relative;
	width: 100%;
	min-height: 480px;
	height: auto;
	box-shadow: var(--ug-shadow);
}

/* ── Panel del chat ────────────────────────────────────────── */
.ug-ia-panel {
	display: flex;
	flex-direction: column;
	background: var(--ug-surface, #fff);
	border: 1px solid var(--ug-border, rgba(98, 169, 182, 0.22));
	border-radius: var(--ug-radius, 16px);
	overflow: hidden;
	box-shadow: var(--ug-shadow, 0 10px 30px rgba(3, 9, 15, 0.08));
}

.ug-ia-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 1rem 1.1rem;
	background: linear-gradient(135deg, var(--ug-primary, #62a9b6), var(--ug-primary-dark, #4f95a2));
	color: #fff;
}

.ug-ia-header__text h2 {
	margin: 0;
	font-size: 1rem;
	font-weight: 700;
	line-height: 1.3;
}

.ug-ia-header__text p {
	margin: 0.15rem 0 0;
	font-size: 0.75rem;
	opacity: 0.9;
}

.ug-ia-close {
	flex-shrink: 0;
	width: 2rem;
	height: 2rem;
	border: none;
	border-radius: 8px;
	background: rgba(255, 255, 255, 0.2);
	color: #fff;
	cursor: pointer;
	font-size: 1.1rem;
	line-height: 1;
}

.ug-ia-close:hover {
	background: rgba(255, 255, 255, 0.35);
}

.ug-ia-messages {
	flex: 1;
	overflow-y: auto;
	padding: 1rem;
	display: flex;
	flex-direction: column;
	gap: 0.85rem;
	min-height: 200px;
	max-height: 360px;
	background: var(--ug-primary-soft, #e8f4f6);
}

.ug-ia-chat-root--completo .ug-ia-messages {
	max-height: 420px;
}

.ug-ia-msg {
	max-width: 92%;
	padding: 0.75rem 0.9rem;
	border-radius: 12px;
	font-size: 0.9rem;
	line-height: 1.5;
	word-break: break-word;
}

.ug-ia-msg--user {
	align-self: flex-end;
	background: var(--ug-primary, #62a9b6);
	color: #fff;
	border-bottom-right-radius: 4px;
}

.ug-ia-msg--assistant {
	align-self: flex-start;
	background: var(--ug-surface, #fff);
	color: var(--ug-text, #03090f);
	border: 1px solid var(--ug-border);
	border-bottom-left-radius: 4px;
}

.ug-ia-msg--assistant p {
	margin: 0 0 0.5rem;
}

.ug-ia-msg--assistant p:last-child {
	margin-bottom: 0;
}

.ug-ia-msg--typing {
	align-self: flex-start;
	color: var(--ug-muted, #4a5560);
	font-style: italic;
}

.ug-ia-prompts {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	padding: 0 1rem 0.5rem;
}

.ug-ia-prompt-btn {
	border: 1px solid var(--ug-border);
	background: var(--ug-surface, #fff);
	color: var(--ug-text, #03090f);
	border-radius: 999px;
	padding: 0.35rem 0.75rem;
	font-size: 0.78rem;
	cursor: pointer;
	transition: background 0.15s ease;
}

.ug-ia-prompt-btn:hover {
	background: var(--ug-primary-soft, #e8f4f6);
}

.ug-ia-sources {
	margin-top: 0.65rem;
	padding-top: 0.55rem;
	border-top: 1px solid var(--ug-border);
}

.ug-ia-sources-toggle {
	display: flex;
	align-items: center;
	gap: 0.35rem;
	border: none;
	background: none;
	padding: 0;
	font-size: 0.78rem;
	color: var(--ug-primary-dark, #4f95a2);
	cursor: pointer;
	font-weight: 600;
}

.ug-ia-sources-list {
	margin-top: 0.5rem;
	display: none;
	flex-direction: column;
	gap: 0.45rem;
}

.ug-ia-sources-list.ug-ia-sources-list--open {
	display: flex;
}

.ug-ia-source-card {
	padding: 0.5rem 0.6rem;
	background: var(--ug-primary-soft, #e8f4f6);
	border-radius: 8px;
	font-size: 0.75rem;
}

.ug-ia-source-badge {
	display: inline-block;
	padding: 0.1rem 0.4rem;
	border-radius: 4px;
	font-size: 0.68rem;
	font-weight: 600;
	margin-right: 0.35rem;
}

.ug-ia-source-badge--web {
	background: #dbeafe;
	color: #1e40af;
}

.ug-ia-source-badge--doc {
	background: #fef3c7;
	color: #92400e;
}

.ug-ia-source-card a:hover {
	text-decoration: underline;
}

.ug-ia-source-parent {
	margin: 0.35rem 0 0;
	font-size: 0.7rem;
	color: var(--ug-muted, #4a5560);
}

.ug-ia-source-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.35rem;
	margin-top: 0.4rem;
}

.ug-ia-source-btn {
	display: inline-block;
	padding: 0.2rem 0.5rem;
	border-radius: 6px;
	background: var(--ug-surface, #fff);
	border: 1px solid var(--ug-border);
	font-size: 0.72rem;
	font-weight: 600;
	text-decoration: none;
	color: var(--ug-primary-dark, #4f95a2);
}

.ug-ia-source-btn:hover {
	background: var(--ug-primary-soft, #e8f4f6);
	text-decoration: none;
}

.ug-ia-source-btn--dl {
	color: var(--ug-secondary-dark, #b54f43);
	border-color: rgba(204, 94, 80, 0.35);
}

.ug-ia-form {
	display: flex;
	gap: 0.5rem;
	padding: 0.85rem 1rem;
	border-top: 1px solid var(--ug-border);
	background: var(--ug-surface, #fff);
}

.ug-ia-input {
	flex: 1;
	border: 1px solid var(--ug-border);
	border-radius: 10px;
	padding: 0.6rem 0.75rem;
	font-size: 0.9rem;
	resize: none;
	min-height: 2.5rem;
	max-height: 6rem;
	font-family: inherit;
}

.ug-ia-input:focus {
	outline: 2px solid var(--ug-primary, #62a9b6);
	outline-offset: 1px;
}

.ug-ia-send {
	flex-shrink: 0;
	border: none;
	border-radius: 10px;
	padding: 0 1rem;
	background: var(--ug-secondary, #cc5e50);
	color: #fff;
	font-weight: 600;
	font-size: 0.85rem;
	cursor: pointer;
	transition: background 0.15s ease;
}

.ug-ia-send:hover:not(:disabled) {
	background: var(--ug-secondary-dark, #b54f43);
}

.ug-ia-send:disabled {
	opacity: 0.55;
	cursor: not-allowed;
}

@media (max-width: 480px) {
	.ug-ia-widget-mount {
		right: 0.75rem;
		bottom: 0.75rem;
	}

	.ug-ia-panel--widget {
		right: -0.25rem;
		width: calc(100vw - 1.5rem);
	}
}