/* ==========================================================================
   Beník Avatar — frontend styles
   --------------------------------------------------------------------------
   Design tokens come in via inline custom properties on #benik-avatar-widget,
   so themes can override them with higher specificity if needed.
   ========================================================================== */

#benik-avatar-widget {
	--benik-bubble-bg: #ffffff;
	--benik-text-color: #1e293b;
	--benik-accent: #ef4444;
	--benik-font: system-ui, -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
	--benik-avatar-size: 90px;

	--benik-edge: 30px;
	--benik-radius: 20px;
	--benik-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.18), 0 8px 10px -6px rgba(15, 23, 42, 0.12);
	--benik-z: 99999;

	position: fixed;
	z-index: var(--benik-z);
	display: flex;
	flex-direction: column;
	pointer-events: none;
	font-family: var(--benik-font);
	max-width: min(320px, calc(100vw - var(--benik-edge) * 2));
}

/* ----- Positioning variants ---------------------------------------------- */
.benik-pos-bottom-right {
	bottom: var(--benik-edge);
	right: var(--benik-edge);
	align-items: flex-end;
}
.benik-pos-bottom-left {
	bottom: var(--benik-edge);
	left: var(--benik-edge);
	align-items: flex-start;
}
.benik-pos-top-right {
	top: var(--benik-edge);
	right: var(--benik-edge);
	align-items: flex-end;
	flex-direction: column-reverse;
}
.benik-pos-top-left {
	top: var(--benik-edge);
	left: var(--benik-edge);
	align-items: flex-start;
	flex-direction: column-reverse;
}

/* ----- Bubble ------------------------------------------------------------ */
.benik-avatar-bubble {
	background: var(--benik-bubble-bg);
	color: var(--benik-text-color);
	border: 1px solid rgba(15, 23, 42, 0.08);
	border-radius: var(--benik-radius);
	padding: 16px 20px;
	margin-bottom: 15px;
	box-shadow: var(--benik-shadow);
	position: relative;
	pointer-events: auto;
	line-height: 1.5;
	font-size: 15px;
	min-width: 180px;
	opacity: 0;
	transform: scale(0.3);
	transform-origin: bottom right;
	animation: benik-bubble-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
	animation-delay: 0.6s;
}

.benik-pos-top-right .benik-avatar-bubble,
.benik-pos-top-left .benik-avatar-bubble {
	margin-bottom: 0;
	margin-top: 15px;
	transform-origin: top center;
}

.benik-pos-bottom-left .benik-avatar-bubble {
	transform-origin: bottom left;
}

@keyframes benik-bubble-pop {
	0%   { opacity: 0; transform: scale(0.3); }
	60%  { opacity: 1; transform: scale(1.05); }
	100% { opacity: 1; transform: scale(1); }
}

/* Speech-bubble tail */
.benik-avatar-bubble::after {
	content: '';
	position: absolute;
	width: 14px;
	height: 14px;
	background: var(--benik-bubble-bg);
	border-right: 1px solid rgba(15, 23, 42, 0.08);
	border-bottom: 1px solid rgba(15, 23, 42, 0.08);
	transform: rotate(45deg);
	bottom: -8px;
	right: 35px;
}
.benik-pos-bottom-left .benik-avatar-bubble::after {
	right: auto;
	left: 35px;
}
.benik-pos-top-right .benik-avatar-bubble::after,
.benik-pos-top-left .benik-avatar-bubble::after {
	bottom: auto;
	top: -8px;
	transform: rotate(225deg);
}
.benik-pos-top-left .benik-avatar-bubble::after {
	right: auto;
	left: 35px;
}

/* ----- Close ------------------------------------------------------------- */
.benik-avatar-close {
	position: absolute;
	top: -10px;
	right: -10px;
	width: 26px;
	height: 26px;
	padding: 0;
	border-radius: 50%;
	border: 2px solid #ffffff;
	background: var(--benik-accent);
	color: #ffffff;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 16px;
	font-weight: 700;
	line-height: 1;
	box-shadow: 0 2px 6px rgba(0,0,0,0.18);
	transition: transform 180ms ease, background 180ms ease;
	opacity: 0;
	animation: benik-fade-in 0.3s ease forwards;
	animation-delay: 1.4s;
}
.benik-avatar-close:hover,
.benik-avatar-close:focus-visible {
	transform: scale(1.12);
	outline: none;
}
.benik-avatar-close:focus-visible {
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.45);
}

@keyframes benik-fade-in {
	from { opacity: 0; }
	to   { opacity: 1; }
}

/* ----- Avatar image ------------------------------------------------------ */
.benik-avatar-image {
	pointer-events: auto;
	cursor: pointer;
	user-select: none;
	background: transparent;
	border: 0;
	padding: 0;
	margin: 0;
	display: inline-flex;
	opacity: 0;
	transform: translateY(20px);
	animation: benik-avatar-appear 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.benik-avatar-image:focus-visible {
	outline: 2px solid var(--benik-accent);
	outline-offset: 4px;
	border-radius: 50%;
}

@keyframes benik-avatar-appear {
	to { opacity: 1; transform: translateY(0); }
}

.benik-avatar-image img {
	width: var(--benik-avatar-size);
	height: auto;
	display: block;
	filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.12));
	transition: transform 280ms ease;
	animation: benik-float 3.5s ease-in-out infinite;
}

.benik-avatar-image:hover img,
.benik-avatar-image:focus-visible img {
	transform: scale(1.05) rotate(2deg);
}

.benik-avatar-image.benik-bounce img {
	animation: benik-float 3.5s ease-in-out infinite, benik-bounce 0.5s ease;
}

@keyframes benik-float {
	0%, 100% { transform: translateY(0); }
	50%      { transform: translateY(-8px); }
}
@keyframes benik-bounce {
	0%, 100% { transform: scale(1); }
	30%      { transform: scale(1.18) rotate(-4deg); }
	60%      { transform: scale(0.96) rotate(3deg); }
}

/* ----- Text transitions -------------------------------------------------- */
.benik-avatar-text {
	transition: opacity 280ms ease, transform 280ms ease;
}
.benik-avatar-text.fade-out {
	opacity: 0;
	transform: translateY(-4px);
}
.benik-avatar-text.fade-in {
	opacity: 1;
	transform: translateY(0);
}

/* ----- Typing indicator -------------------------------------------------- */
.benik-typing {
	display: inline-flex;
	gap: 4px;
	padding: 8px 0;
}
.benik-typing span {
	width: 8px;
	height: 8px;
	background: color-mix(in srgb, var(--benik-text-color) 35%, transparent);
	border-radius: 50%;
	animation: benik-typing-bounce 1.4s infinite ease-in-out both;
}
.benik-typing span:nth-child(1) { animation-delay: -0.32s; }
.benik-typing span:nth-child(2) { animation-delay: -0.16s; }

/* color-mix fallback for older browsers */
@supports not (color: color-mix(in srgb, red, blue)) {
	.benik-typing span { background: #cbd5e1; }
}

@keyframes benik-typing-bounce {
	0%, 80%, 100% { transform: scale(0); }
	40%           { transform: scale(1); }
}

/* ----- Message navigation ------------------------------------------------ */
.benik-avatar-nav {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	margin-top: 10px;
	padding-top: 8px;
	border-top: 1px solid color-mix(in srgb, var(--benik-text-color) 12%, transparent);
}

@supports not (color: color-mix(in srgb, red, blue)) {
	.benik-avatar-nav { border-top-color: rgba(0,0,0,0.08); }
}

.benik-avatar-prev,
.benik-avatar-next {
	-webkit-appearance: none;
	appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 28px;
	height: 28px;
	padding: 0;
	border-radius: 50%;
	border: 1px solid color-mix(in srgb, var(--benik-text-color) 18%, transparent);
	background: transparent;
	color: var(--benik-text-color);
	cursor: pointer;
	font-size: 18px;
	font-weight: 700;
	line-height: 1;
	transition: background 180ms ease, transform 180ms ease, border-color 180ms ease, opacity 180ms ease;
}

.benik-avatar-prev:hover:not(:disabled),
.benik-avatar-next:hover:not(:disabled),
.benik-avatar-prev:focus-visible,
.benik-avatar-next:focus-visible {
	background: color-mix(in srgb, var(--benik-text-color) 8%, transparent);
	border-color: color-mix(in srgb, var(--benik-text-color) 35%, transparent);
	transform: translateY(-1px);
	outline: none;
}

.benik-avatar-prev:focus-visible,
.benik-avatar-next:focus-visible {
	box-shadow: 0 0 0 3px color-mix(in srgb, var(--benik-accent) 35%, transparent);
}

.benik-avatar-prev:disabled,
.benik-avatar-next:disabled {
	opacity: 0.35;
	cursor: not-allowed;
}

.benik-avatar-progress {
	font-size: 12px;
	font-variant-numeric: tabular-nums;
	color: color-mix(in srgb, var(--benik-text-color) 65%, transparent);
	letter-spacing: 0.02em;
	user-select: none;
}

@supports not (color: color-mix(in srgb, red, blue)) {
	.benik-avatar-progress { color: rgba(0,0,0,0.55); }
}

/* ----- CTA button -------------------------------------------------------- */
.benik-avatar-cta {
	display: inline-block;
	margin-top: 10px;
	padding: 8px 14px;
	border-radius: 999px;
	background: var(--benik-accent);
	color: #ffffff;
	text-decoration: none;
	font-weight: 600;
	font-size: 14px;
	line-height: 1.2;
	transition: transform 180ms ease, filter 180ms ease;
	opacity: 0;
}
.benik-avatar-cta.benik-cta-visible {
	opacity: 1;
	animation: benik-fade-in 0.4s ease forwards;
}
.benik-avatar-cta:hover,
.benik-avatar-cta:focus-visible {
	transform: translateY(-1px);
	filter: brightness(1.08);
	color: #ffffff;
	outline: none;
}

/* ----- Responsive -------------------------------------------------------- */
@media screen and (max-width: 600px) {
	#benik-avatar-widget {
		--benik-edge: 16px;
		--benik-avatar-size: clamp(56px, 18vw, 80px);
	}
	.benik-avatar-bubble {
		font-size: 14px;
		padding: 12px 16px;
		max-width: calc(100vw - 32px);
	}
}

/* ----- Hidden state ------------------------------------------------------ */
.benik-avatar-container.benik-hidden,
#benik-avatar-widget.benik-hidden {
	display: none !important;
}

/* ----- Reduced motion ---------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
	.benik-avatar-bubble,
	.benik-avatar-image,
	.benik-avatar-close,
	.benik-avatar-image img {
		animation: none !important;
		transition: none !important;
	}
	.benik-avatar-bubble {
		opacity: 1;
		transform: none;
	}
	.benik-avatar-image {
		opacity: 1;
		transform: none;
	}
	.benik-avatar-close {
		opacity: 1;
	}
	.benik-typing span {
		animation: none;
		transform: scale(1);
	}
}

/* ----- Dark mode --------------------------------------------------------- */
#benik-avatar-widget.benik-mode-dark {
	--benik-bubble-bg: #1e293b;
	--benik-text-color: #f8fafc;
	--benik-shadow: 0 10px 30px rgba(0,0,0,0.45);
}

@media (prefers-color-scheme: dark) {
	#benik-avatar-widget.benik-mode-auto {
		--benik-bubble-bg: #1e293b;
		--benik-text-color: #f8fafc;
		--benik-shadow: 0 10px 30px rgba(0,0,0,0.45);
	}
}