/**
 * Nadigi Web - Quick Contact & Back-to-Top CSS
 * Giao diện Capsule FAB Glassmorphism tráng gương siêu nhẹ, 0 CLS, GPU 60fps
 * @package NadigiWeb
 * @author Trong Nhan Digital (https://nadigi.vn)
 */

:root {
	--nadigi-qc-font: "Mulish", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
	--nadigi-qc-bottom-desk: 50px;
	--nadigi-qc-side-desk: 50px;
	--nadigi-qc-bottom-mob: 15px;
	--nadigi-qc-side-mob: 15px;
	--nadigi-qc-zindex: 1000;
	--nadigi-qc-wiggle-duration: 2.8s;

	--nadigi-qc-border-width: 2px;
	--nadigi-qc-capsule-bg: rgba(255, 255, 255, 0.7);
	--nadigi-qc-capsule-border: rgb(245, 245, 245);
	--nadigi-qc-capsule-shadow: rgba(0, 0, 0, 0.08);

	--nadigi-qc-chat-bg: rgb(255, 207, 1);
	--nadigi-qc-chat-hover-bg: #1F1E1C;
	--nadigi-qc-chat-icon: #1F1E1C;
	--nadigi-qc-chat-hover-icon: #FFFFFF;

	--nadigi-qc-top-icon: #1F1E1C;
	--nadigi-qc-top-hover-icon: #1F1E1C;

	--nadigi-qc-tooltip-bg: #FFFFFF;
	--nadigi-qc-tooltip-color: #1F1E1C;
}

/* ── Container FAB Capsule Widget ── */
.nadigi-qc-widget {
	position: fixed;
	z-index: var(--nadigi-qc-zindex, 1000);
	bottom: var(--nadigi-qc-bottom-desk, 50px);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: flex-end;
	width: 50px;
	min-height: 50px;
	height: auto;
	padding: 0;
	margin: 0;
	box-sizing: content-box;
	background-color: var(--nadigi-qc-capsule-bg, rgba(255, 255, 255, 0.7));
	border: var(--nadigi-qc-border-width, 2px) solid var(--nadigi-qc-capsule-border, rgb(245, 245, 245));
	border-radius: 100px;
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	box-shadow: 0 4px 16px var(--nadigi-qc-capsule-shadow, rgba(0, 0, 0, 0.08));
	overflow: visible;
	visibility: visible;
	opacity: 1;
	user-select: none;
	-webkit-user-select: none;
	-webkit-tap-highlight-color: transparent;
	font-family: var(--nadigi-qc-font);
	transition: opacity 0.3s ease, border-color 0.3s ease;
}

.nadigi-qc-widget * {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
	font-family: inherit;
}

/* Vị trí Canh Trái / Phải */
.nadigi-qc-widget.pos-right {
	right: var(--nadigi-qc-side-desk, 50px);
	left: auto;
}

.nadigi-qc-widget.pos-left {
	left: var(--nadigi-qc-side-desk, 50px);
	right: auto;
}

/* Responsive Thiết bị */
@media (max-width: 768px) {
	.nadigi-qc-widget.nadigi-hide-mob {
		display: none !important;
	}
	.nadigi-qc-widget {
		bottom: var(--nadigi-qc-bottom-mob, 15px);
	}
	.nadigi-qc-widget.pos-right {
		right: var(--nadigi-qc-side-mob, 15px);
	}
	.nadigi-qc-widget.pos-left {
		left: var(--nadigi-qc-side-mob, 15px);
	}
}

@media (min-width: 769px) {
	.nadigi-qc-widget.nadigi-hide-desk {
		display: none !important;
	}
}

/* ── Item Icon Box (.nadigi-qc-box) ── */
.nadigi-qc-widget .nadigi-qc-box {
	position: relative;
	display: block;
	width: 50px;
	height: 50px;
	min-width: 50px;
	max-width: 50px;
	flex: 0 0 50px;
	border-radius: 100px;
	overflow: visible;
	cursor: pointer;
	text-decoration: none;
	background: transparent;
	border: none;
	outline: none;
	transition: all 0.3s ease;
}

/* Nút trên (Back to Top / Call Action) */
.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box {
	color: var(--nadigi-qc-top-icon, #1F1E1C);
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box .nadigi-qc-icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 50px;
	height: 50px;
	min-width: 50px;
	border-radius: 100px;
	color: inherit;
	transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s ease;
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box .nadigi-qc-icon a,
.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box .nadigi-qc-icon button {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 100%;
	background: transparent;
	border: none;
	outline: none;
	color: inherit;
	cursor: pointer;
	padding: 0;
	margin: 0;
	text-decoration: none;
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box svg {
	display: block;
	width: 20px;
	height: 20px;
	fill: currentColor;
	transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), fill 0.2s ease;
}

/* Hover nút Back-to-Top: Mũi tên dịch chuyển nhẹ lên trên */
.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box:hover {
	color: var(--nadigi-qc-top-hover-icon, #1F1E1C);
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box:hover .nadigi-qc-icon svg {
	transform: translateY(-4px);
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-top-box:active .nadigi-qc-icon svg {
	transform: translateY(-6px) scale(0.92);
}

/* Trạng thái cuộn: Khi bật chế độ tự ẩn BTT khi ở đầu trang */
.nadigi-qc-widget.has-scroll-btt .nadigi-qc-box.nadigi-qc-top-box {
	height: 0;
	min-height: 0;
	max-height: 0;
	flex: 0 0 0;
	opacity: 0;
	pointer-events: none;
	visibility: hidden;
	overflow: hidden;
	transform: translateY(8px) scale(0.8);
	transition: height 0.3s ease, max-height 0.3s ease, flex 0.3s ease, opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.3s ease;
}

.nadigi-qc-widget.has-scroll-btt .nadigi-qc-box.nadigi-qc-top-box.is-visible {
	height: 50px;
	min-height: 50px;
	max-height: 50px;
	flex: 0 0 50px;
	opacity: 1;
	pointer-events: auto;
	visibility: visible;
	overflow: visible;
	transform: translateY(0) scale(1);
}

/* ── Nút dưới (Chat Contact CTA) ── */
.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-chat-box {
	background-color: var(--nadigi-qc-chat-bg, rgb(255, 207, 1));
	color: var(--nadigi-qc-chat-icon, #1F1E1C);
	border-radius: 50%;
	width: 50px;
	height: 50px;
	transition: background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1), color 0.3s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-chat-box .nadigi-qc-icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 50px;
	height: 50px;
	min-width: 50px;
	border-radius: 100px;
	color: inherit;
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-chat-box .nadigi-qc-icon a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 100%;
	background: transparent;
	border: none;
	outline: none;
	color: inherit;
	cursor: pointer;
	padding: 0;
	margin: 0;
	text-decoration: none;
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-chat-box svg {
	display: block;
	width: 22px;
	height: 22px;
	fill: currentColor;
	transition: fill 0.3s ease;
}

/* Hover nút Chat: Nền chuyển màu hover, icon chuyển màu hover */
.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-chat-box:hover {
	background-color: var(--nadigi-qc-chat-hover-bg, #1F1E1C);
	color: var(--nadigi-qc-chat-hover-icon, #FFFFFF);
	transform: scale(1.04);
}

.nadigi-qc-widget .nadigi-qc-box.nadigi-qc-chat-box:active {
	transform: scale(0.95);
}

/* ── Hiệu ứng Rung Lắc Chuyển Động (Wiggle/Shake Animation) GPU-accelerated ── */
@keyframes nadigiWiggle {
	0% {
		transform: rotate(0deg) scale(1) translate3d(0, 0, 0);
	}
	15% {
		transform: rotate(-10deg) scale(1.06) translate3d(0, 0, 0);
	}
	30% {
		transform: rotate(9deg) scale(1.06) translate3d(0, 0, 0);
	}
	45% {
		transform: rotate(-7deg) scale(1.04) translate3d(0, 0, 0);
	}
	60% {
		transform: rotate(6deg) scale(1.03) translate3d(0, 0, 0);
	}
	75% {
		transform: rotate(-3deg) scale(1.01) translate3d(0, 0, 0);
	}
	90% {
		transform: rotate(0deg) scale(1) translate3d(0, 0, 0);
	}
	100% {
		transform: rotate(0deg) scale(1) translate3d(0, 0, 0);
	}
}

.nadigi-qc-widget .nadigi-qc-box.is-wiggling .nadigi-qc-icon {
	animation: nadigiWiggle var(--nadigi-qc-wiggle-duration, 2.8s) ease-in-out infinite;
	transform-origin: center center;
	will-change: transform;
}

/* Khi hover thì tạm dừng lắc để bấm chuẩn xác và tự nhiên */
.nadigi-qc-widget .nadigi-qc-box.is-wiggling:hover .nadigi-qc-icon {
	animation-play-state: paused;
}

/* ── Tooltip Dạng Speech Bubble Liền Khối 100% (.nadigi-qc-tooltip) ── */
.nadigi-qc-widget .nadigi-qc-box .nadigi-qc-tooltip {
	position: absolute;
	top: 50%;
	right: 64px;
	z-index: 10;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: auto;
	min-height: 30px;
	padding: 5px 12px;
	border-radius: 6px;
	background: var(--nadigi-qc-tooltip-bg, #FFFFFF);
	color: var(--nadigi-qc-tooltip-color, #1F1E1C);
	box-shadow: 0 3px 12px rgba(0, 0, 0, 0.12);
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translateY(-50%) translateX(8px) scale(0.97);
	transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.25s ease;
	white-space: nowrap;
}

/* Mũi tên tam giác liền khối chìm vào thân hộp, KHÔNG để lại khe hở */
.nadigi-qc-widget.pos-right .nadigi-qc-box .nadigi-qc-tooltip::after {
	content: '';
	position: absolute;
	top: 50%;
	right: -4px;
	transform: translateY(-50%) rotate(45deg);
	width: 8px;
	height: 8px;
	background-color: var(--nadigi-qc-tooltip-bg, #FFFFFF);
	border-radius: 1px;
}

/* Canh bên trái thì tooltip trượt sang phải và mũi tên trỏ sang trái */
.nadigi-qc-widget.pos-left .nadigi-qc-box .nadigi-qc-tooltip {
	right: auto;
	left: 64px;
	transform: translateY(-50%) translateX(-8px) scale(0.97);
}

.nadigi-qc-widget.pos-left .nadigi-qc-box .nadigi-qc-tooltip::after {
	right: auto;
	left: -4px;
	top: 50%;
	transform: translateY(-50%) rotate(45deg);
	width: 8px;
	height: 8px;
	background-color: var(--nadigi-qc-tooltip-bg, #FFFFFF);
	border-radius: 1px;
}

.nadigi-qc-widget .nadigi-qc-box .nadigi-qc-tooltip p {
	margin: 0;
	padding: 0;
	font-family: var(--nadigi-qc-font);
	font-size: 13px;
	font-weight: 600;
	line-height: 1.2;
	letter-spacing: -0.2px;
	color: var(--nadigi-qc-tooltip-color, #1F1E1C);
	white-space: nowrap;
}

/* Cỡ chữ & Padding trên Di động (Mobile ≤ 768px) */
@media (max-width: 768px) {
	.nadigi-qc-widget .nadigi-qc-box .nadigi-qc-tooltip {
		min-height: 28px;
		padding: 4px 10px;
	}
	.nadigi-qc-widget .nadigi-qc-box .nadigi-qc-tooltip p {
		font-size: 12px;
	}
}

/* Tự động hiện khi tải trang hoặc khi Hover */
.nadigi-qc-widget .nadigi-qc-box .nadigi-qc-tooltip.is-active,
.nadigi-qc-widget .nadigi-qc-box:hover .nadigi-qc-tooltip {
	opacity: 1;
	visibility: visible;
	transform: translateY(-50%) translateX(0) scale(1);
}