/**
 * Fattoria Pupo — Chatbot Widget Styles
 *
 * Palette coerente con main.css:
 *   --fp-brown:       #8b5e3c  (colore primario)
 *   --fp-brown-dark:  #6d4a2d  (hover)
 *   --fp-brown-light: #f5ede4  (sfondo messaggi bot)
 *   --fp-dark:        #2c2415  (testo principale)
 *   --fp-white:       #ffffff
 *
 * @package FattoriaPupo
 */

/* ── Variables ────────────────────────────────────────────────────────────── */

#fp-chat-widget {
	--fp-brown:        #8b5e3c;
	--fp-brown-dark:   #6d4a2d;
	--fp-brown-light:  #f5ede4;
	--fp-dark:         #2c2415;
	--fp-gray:         #f0ebe5;
	--fp-gray-border:  #e0d5c8;
	--fp-white:        #ffffff;
	--fp-shadow:       0 8px 32px rgba(44, 36, 21, 0.18);
	--fp-shadow-sm:    0 2px 8px rgba(44, 36, 21, 0.12);
	--fp-radius:       16px;
	--fp-radius-sm:    10px;
	--fp-font:         "Lato", "Helvetica Neue", Helvetica, Arial, sans-serif;
	--fp-transition:   0.25s cubic-bezier(0.4, 0, 0.2, 1);

	/* Posizione fissa in basso a destra. */
	position: fixed;
	bottom: 24px;
	right: 24px;
	z-index: 9998;
	font-family: var(--fp-font);
}

/* ── Trigger Button ───────────────────────────────────────────────────────── */

#fp-chat-trigger {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 56px;
	height: 56px;
	border-radius: 50%;
	background-color: var(--fp-brown);
	color: var(--fp-white);
	border: none;
	cursor: pointer;
	box-shadow: var(--fp-shadow);
	transition: background-color var(--fp-transition), transform var(--fp-transition), box-shadow var(--fp-transition);
	position: relative;
	z-index: 1;
}

#fp-chat-trigger:hover {
	background-color: var(--fp-brown-dark);
	transform: scale(1.06);
	box-shadow: 0 12px 40px rgba(44, 36, 21, 0.24);
}

#fp-chat-trigger:focus-visible {
	outline: 3px solid var(--fp-brown);
	outline-offset: 3px;
}

/* Icone nel trigger — una visibile alla volta. */
.fp-chat-icon {
	width: 24px;
	height: 24px;
	position: absolute;
	transition: opacity var(--fp-transition), transform var(--fp-transition);
}

.fp-chat-icon--open  { opacity: 1; transform: scale(1); }
.fp-chat-icon--close { opacity: 0; transform: scale(0.5); }

#fp-chat-trigger[aria-expanded="true"] .fp-chat-icon--open  { opacity: 0; transform: scale(0.5); }
#fp-chat-trigger[aria-expanded="true"] .fp-chat-icon--close { opacity: 1; transform: scale(1); }

/* Badge notifica (mostrato dopo 3s per invitare all'interazione). */
.fp-chat-trigger__badge {
	position: absolute;
	top: -4px;
	right: -4px;
	min-width: 18px;
	height: 18px;
	border-radius: 9px;
	background: #e74c3c;
	color: var(--fp-white);
	font-size: 11px;
	font-weight: 700;
	line-height: 18px;
	text-align: center;
	padding: 0 4px;
	border: 2px solid var(--fp-white);
	animation: fp-badge-pop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes fp-badge-pop {
	from { transform: scale(0); }
	to   { transform: scale(1); }
}

/* ── Chat Panel ───────────────────────────────────────────────────────────── */

#fp-chat-panel {
	position: absolute;
	bottom: calc(100% + 12px);
	right: 0;
	width: 360px;
	max-width: calc(100vw - 48px);
	height: 520px;
	max-height: calc(100vh - 120px);
	background: var(--fp-white);
	border-radius: var(--fp-radius);
	box-shadow: var(--fp-shadow);
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--fp-gray-border);

	/* Animazione entrata/uscita. */
	opacity: 0;
	transform: translateY(16px) scale(0.97);
	pointer-events: none;
	transition: opacity var(--fp-transition), transform var(--fp-transition);
	transform-origin: bottom right;
}

#fp-chat-panel.is-open {
	opacity: 1;
	transform: translateY(0) scale(1);
	pointer-events: all;
}

/* ── Header ───────────────────────────────────────────────────────────────── */

#fp-chat-header {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 14px 16px;
	background: var(--fp-brown);
	color: var(--fp-white);
	flex-shrink: 0;
}

.fp-chat-header__avatar {
	width: 36px;
	height: 36px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.2);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 18px;
	flex-shrink: 0;
}

.fp-chat-header__info {
	flex: 1;
	min-width: 0;
}

.fp-chat-header__name {
	display: block;
	font-weight: 700;
	font-size: 0.875rem;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.fp-chat-header__status {
	display: flex;
	align-items: center;
	gap: 5px;
	font-size: 0.75rem;
	opacity: 0.85;
}

.fp-chat-header__status::before {
	content: '';
	display: inline-block;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #4ade80;
	flex-shrink: 0;
}

#fp-chat-close {
	background: none;
	border: none;
	color: var(--fp-white);
	cursor: pointer;
	padding: 4px;
	border-radius: 6px;
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0.8;
	transition: opacity var(--fp-transition), background var(--fp-transition);
	flex-shrink: 0;
}

#fp-chat-close:hover {
	opacity: 1;
	background: rgba(255, 255, 255, 0.15);
}

#fp-chat-close:focus-visible {
	outline: 2px solid rgba(255, 255, 255, 0.8);
	outline-offset: 2px;
}

#fp-chat-close svg {
	width: 18px;
	height: 18px;
}

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

#fp-chat-messages {
	flex: 1;
	overflow-y: auto;
	padding: 16px 14px;
	display: flex;
	flex-direction: column;
	gap: 10px;
	scroll-behavior: smooth;
}

#fp-chat-messages::-webkit-scrollbar {
	width: 4px;
}

#fp-chat-messages::-webkit-scrollbar-track {
	background: transparent;
}

#fp-chat-messages::-webkit-scrollbar-thumb {
	background: var(--fp-gray-border);
	border-radius: 4px;
}

/* ── Message Bubbles ──────────────────────────────────────────────────────── */

.fp-chat-message {
	display: flex;
	max-width: 85%;
}

.fp-chat-message--user {
	align-self: flex-end;
	justify-content: flex-end;
}

.fp-chat-message--assistant {
	align-self: flex-start;
}

.fp-chat-bubble {
	padding: 10px 14px;
	border-radius: var(--fp-radius-sm);
	font-size: 0.875rem;
	line-height: 1.55;
	word-break: break-word;
	white-space: pre-wrap;
}

.fp-chat-message--user .fp-chat-bubble {
	background: var(--fp-brown);
	color: var(--fp-white);
	border-bottom-right-radius: 4px;
}

.fp-chat-message--assistant .fp-chat-bubble {
	background: var(--fp-brown-light);
	color: var(--fp-dark);
	border-bottom-left-radius: 4px;
	border: 1px solid rgba(139, 94, 60, 0.12);
}

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

.fp-chat-typing .fp-chat-bubble {
	display: flex;
	align-items: center;
	gap: 5px;
	padding: 12px 16px;
}

.fp-chat-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--fp-brown);
	opacity: 0.5;
	animation: fp-chat-bounce 1.2s infinite ease-in-out;
}

.fp-chat-dot:nth-child(2) { animation-delay: 0.2s; }
.fp-chat-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes fp-chat-bounce {
	0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
	30%            { transform: translateY(-6px); opacity: 1; }
}

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

#fp-chat-footer {
	border-top: 1px solid var(--fp-gray-border);
	background: var(--fp-white);
	flex-shrink: 0;
}

/* ── Suggerimenti rapidi ──────────────────────────────────────────────────── */

#fp-chat-suggestions {
	display: flex;
	gap: 6px;
	flex-wrap: wrap;
	padding: 10px 12px 4px;
}

.fp-chat-suggestion {
	background: var(--fp-gray);
	border: 1px solid var(--fp-gray-border);
	color: var(--fp-brown);
	font-size: 0.75rem;
	font-weight: 600;
	padding: 5px 10px;
	border-radius: 20px;
	cursor: pointer;
	transition: background var(--fp-transition), border-color var(--fp-transition), color var(--fp-transition);
	white-space: nowrap;
}

.fp-chat-suggestion:hover {
	background: var(--fp-brown-light);
	border-color: var(--fp-brown);
	color: var(--fp-brown-dark);
}

.fp-chat-suggestion:focus-visible {
	outline: 2px solid var(--fp-brown);
	outline-offset: 2px;
}

/* ── Input Form ───────────────────────────────────────────────────────────── */

#fp-chat-form {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 10px 12px;
}

#fp-chat-input {
	flex: 1;
	border: 1px solid var(--fp-gray-border);
	border-radius: 20px;
	padding: 9px 14px;
	font-size: 0.875rem;
	font-family: var(--fp-font);
	color: var(--fp-dark);
	background: var(--fp-gray);
	outline: none;
	transition: border-color var(--fp-transition), background var(--fp-transition);
	min-width: 0;
}

#fp-chat-input::placeholder {
	color: #a89880;
}

#fp-chat-input:focus {
	border-color: var(--fp-brown);
	background: var(--fp-white);
}

#fp-chat-input:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

#fp-chat-send {
	width: 38px;
	height: 38px;
	border-radius: 50%;
	background: var(--fp-brown);
	color: var(--fp-white);
	border: none;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
	transition: background var(--fp-transition), transform var(--fp-transition), opacity var(--fp-transition);
}

#fp-chat-send:hover:not(:disabled) {
	background: var(--fp-brown-dark);
	transform: scale(1.08);
}

#fp-chat-send:disabled {
	opacity: 0.4;
	cursor: not-allowed;
	transform: none;
}

#fp-chat-send:focus-visible {
	outline: 2px solid var(--fp-brown);
	outline-offset: 3px;
}

#fp-chat-send svg {
	width: 16px;
	height: 16px;
	margin-left: 2px; /* Correzione visiva per l'icona aereo. */
}

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 480px) {
	#fp-chat-widget {
		bottom: 16px;
		right: 16px;
	}

	#fp-chat-panel {
		width: calc(100vw - 32px);
		max-width: none;
		right: 0;
		height: 480px;
		max-height: calc(100dvh - 100px);
	}
}

/* ── AI indicators ────────────────────────────────────────────────────────── */

/* Badge "AI" nell'header — sostituisce il pallino verde quando Gemini è attivo. */
.fp-chat-header__status--ai::before {
	background: linear-gradient(135deg, #a78bfa, #818cf8);
	animation: fp-ai-pulse 2.4s ease-in-out infinite;
}

@keyframes fp-ai-pulse {
	0%, 100% { opacity: 1;   transform: scale(1); }
	50%       { opacity: 0.6; transform: scale(1.3); }
}

.fp-chat-header__ai-badge {
	display: inline-flex;
	align-items: center;
	gap: 3px;
	background: rgba(255, 255, 255, 0.18);
	border: 1px solid rgba(255, 255, 255, 0.3);
	border-radius: 20px;
	padding: 1px 7px;
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.03em;
	line-height: 1.6;
	margin-left: 2px;
	vertical-align: middle;
}

/* Etichetta sotto le bolle generate da Gemini. */
.fp-chat-bubble__ai-tag {
	display: block;
	margin-top: 5px;
	font-size: 0.68rem;
	font-weight: 600;
	color: #9b7fbd;
	opacity: 0.85;
	user-select: none;
	letter-spacing: 0.02em;
}

/* ── Riduzione movimento (accessibilità) ──────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
	#fp-chat-panel,
	#fp-chat-trigger,
	.fp-chat-dot {
		transition: none;
		animation: none;
	}

	.fp-chat-dot {
		opacity: 0.6;
	}
}