/* ================= Spinner ================ */
@keyframes spinner {
	to {
		transform: rotate(360deg);
	}
}

/* ===== Center Bluetooth Ripple Animation ===== */
#bt-anim {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	display: none;
	z-index: 1500;
}

.bt-ripple {
	position: relative;
	width: 60px;
	height: 60px;
	display: flex;
	align-items: center;
	justify-content: center;
}

.bt-ripple::before,
.bt-ripple::after {
	content: '';
	position: absolute;
	border: 2px solid #0089ff;
	border-radius: 50%;
	width: 100%;
	height: 100%;
	opacity: 0;
	animation: rippleAnim 2s infinite;
}

.bt-ripple::after {
	animation-delay: 1s;
}

@keyframes rippleAnim {
	0% {
		transform: scale(0.7);
		opacity: 0.6;
	}
	70% {
		transform: scale(2);
		opacity: 0.1;
	}
	100% {
		transform: scale(2.5);
		opacity: 0;
	}
}

/* Bluetooth Icon */
.bt-icon {
	font-size: 32px;
	color: #0089ff;
	z-index: 2;
}

/* ===== Top progress bar base ===== */
#loader {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 4px;
	background: #e0e0e0;
	z-index: 2000;
	display: none;
}

/* For scan: smooth fill */
#loader.scan-mode .progress {
	height: 100%;
	width: 0;
	background: #0089ff;
	transition: width 0.2s linear;
}

/* 默认连接中 - 黄色/蓝绿色动态条 */
#loader.conn-mode .progress {
	height: 100%;
	width: 100%;
	background: repeating-linear-gradient(
		-45deg,
		#0089ff,
		#0089ff 10px,
		#b3d8ff 10px,
		#b3d8ff 20px
	);
	background-size: 40px 40px;
	animation: progress-stripes 1s linear infinite;
}

/* 成功 - 绿色 */
#loader.conn-success .progress {
	height: 100%;
	width: 100%;
	background: #08cd5a;
	animation: none;
}

/* 失败 - 红色 */
#loader.conn-fail .progress {
	height: 100%;
	width: 100%;
	background: #e53935;
	animation: none;
}

@keyframes progress-stripes {
	from {
		background-position: 0 0;
	}
	to {
		background-position: 40px 0;
	}
}

/* ===== Loader text label ===== */
#loader-label {
	position: absolute;
	top: 8px; /* slightly below the progress bar */
	left: 50%;
	transform: translateX(-50%);
	font-size: 14px;
	font-weight: bold;
	color: #333;
	background: rgba(255, 255, 255, 0.8);
	padding: 2px 6px;
	border-radius: 4px;
	z-index: 2001;
	display: none; /* hidden by default */
}

.spinner:before {
	content: '';
	box-sizing: border-box;
	position: absolute;
	z-index: 1;
	top: 50%;
	left: 50%;
	width: 42px;
	height: 42px;
	margin-top: -10px;
	margin-left: -10px;
	border-radius: 50%;
	border: 3px solid #ccc;
	border-top-color: #000;
	animation: spinner 0.6s linear infinite;
}

#loader .progress {
	height: 100%;
	width: 0;
	background: #0089ff;
	transition: width 0.2s linear;
}

/* ================= Layout ================ */
.main {
	margin-top: 3em;
	background-color: #f1f1f1;
	width: 100%;
	overflow: hidden;
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	padding: 1em;
}

.box {
	border: 1px solid #e4e8ee;
	border-radius: 10px;
	background: #fff;
	position: relative;
	height: 96.6%;
}

.left-panel {
	width: 38%;
	float: left;
}

.right-panel {
	width: 61%;
	float: right;
	background: white;
}

.configure {
	border-bottom: 1px solid #e4e8ee;
	position: relative;
	width: 100%;
	height: calc(100% - 50px);
	float: left;
}

.bottom {
	background: white;
	text-align: center;
	width: 100%;
	height: 50px;
	position: absolute;
	bottom: 0;
	border-radius: 0 0 10px 10px;
}

.center {
	position: absolute;
	width: 100%;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

h4 {
	margin-left: 1.5em;
}

/* ================= Buttons ================ */
.btn {
	font-weight: bold;
	color: white;
	cursor: pointer;
	border: none;
	height: 2em;
	border-radius: 4px;
	padding: 0 16px;
}

.btn:hover {
	background-image: linear-gradient(
		rgba(255, 255, 255, 0.2) 0%,
		rgba(255, 255, 255, 0.2) 100%
	);
	transform: translateY(-1px);
	box-shadow: 0 1px 1px 0 rgba(0, 0, 0, 0.2);
}

.btn:focus {
	outline: 0;
}

button[disabled] {
	background-color: #e2e2e2;
	cursor: not-allowed;
}

.scan {
	background: #0089ff;
	margin-right: 25px;
}

.conn {
	background: #08cd5a;
}

.export {
	background: #0089ff;
	margin-right: 25px;
}

.clear {
	margin-right: 16px;
	color: black;
	background: white;
	border: 1px solid #c8c8c8;
}

/* ============ Forms ============ */
.form {
	position: relative;
	margin: 1.5rem;
	display: flex;
	flex-direction: column;
}

.form-group {
	display: flex;
	align-items: center;
	margin-bottom: 15px;
	position: relative;
}

.form-group label {
	flex: 0 0 180px;
	text-align: right;
	margin-right: 10px;
	font-size: 14px;
	color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
	flex: 1;
	border: 1px solid #dfe6ee;
	padding: 8px 10px;
	font-size: 14px;
	border-radius: 4px;
	box-sizing: border-box;
	outline: none;
}

.form-group textarea {
	min-height: 70px;
	resize: vertical;
}

.input-wrapper {
	display: flex;
	align-items: center;
	flex: 1;
}

.input-wrapper input {
	flex: 1;
	border-right: none;
	border-radius: 4px 0 0 4px;
}

.input-wrapper .unit {
	padding: 8px 12px;
	background: #f9f9f9;
	border: 1px solid #dfe6ee;
	border-left: none;
	border-radius: 0 4px 4px 0;
	font-size: 14px;
	color: #444;
}

.tip {
	right: -170px;
}

.tip.error {
	display: none;
}

.tip.error.active {
	display: inline-block;
}

/* Responsive - small screens */
@media (max-width: 768px) {
	.form-group {
		flex-direction: column;
		align-items: flex-start;
	}
	.form-group label {
		margin-bottom: 5px;
		text-align: left;
	}
	.input-wrapper input,
	.form-group input,
	.form-group select,
	.form-group textarea {
		width: 100%;
	}
}

/* ============ Statistics ============ */
.statistics {
	position: relative;
	width: 100%;
	height: 92%;
	background: #fff;
	float: right;
}

.statistics-table {
	position: relative;
	width: 100%;
	height: 50%;
}

.statistics-content {
	padding-top: 5px;
	height: 43%;
}

.statistics-content table {
	margin-left: 1.5rem;
}

.table-container {
	height: 88%;
	overflow-y: scroll;
	overflow-x: hidden;
	padding-left: 20px;
}

.right-buttons {
	width: 100%;
	position: absolute;
	bottom: 19px;
}

.right-buttons button {
	width: unset;
}

.fr {
	float: right;
}

.fl {
	float: left;
}

.detail-btn {
	color: #0089ff;
	background: none;
	border: none;
}

.detail-btn:hover {
	cursor: pointer;
}

/* ============ Scrollbar ============ */
form::-webkit-scrollbar,
div::-webkit-scrollbar,
table::-webkit-scrollbar,
textarea::-webkit-scrollbar {
	width: 2px;
	height: 2px;
	background-color: #000;
}

form::-webkit-scrollbar-thumb,
div::-webkit-scrollbar-thumb,
table::-webkit-scrollbar-thumb,
textarea::-webkit-scrollbar-thumb {
	background-color: #000;
}

::-webkit-scrollbar-corner,
::-webkit-scrollbar-track {
	background-color: #fff;
}

/* ============ Tables ============ */
th {
	background: #f9f9f9;
}

table th,
table td {
	font-size: 0.95em;
	text-align: center;
	border: 1px solid #dfe6ee;
}

table {
	width: 100%;
	border-spacing: 0;
	border-collapse: collapse;
}

table tbody {
	display: row;
	width: calc(100% + 1px);
	overflow-y: auto;
	-webkit-overflow-scrolling: touch;
}