/**
 * uptab-settings.css — 设置面板样式
 * 挂载在 document.body,自带变量(不依赖 .uptab-app 作用域)
 */

.uptab-settings-overlay {
	--is-accent: #24406b;
	--is-bg: #eef1f6;
	--is-panel: #ffffff;
	--is-text: #1f2329;
	--is-text-2: #5f6672;
	--is-border: #e6e9f0;
	--is-row-bg: #f8f9fc;
	--is-hover: #f1f4fa;
	position: fixed;
	inset: 0;
	z-index: 9999;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(15, 23, 42, 0.35);
	backdrop-filter: blur(4px);
	-webkit-backdrop-filter: blur(4px);
	animation: isFade 0.18s ease;
}

.uptab-settings-overlay.is-dark {
	--is-bg: #161a22;
	--is-panel: #1e232d;
	--is-text: #eef1f6;
	--is-text-2: #a7aebc;
	--is-border: #2a3140;
	--is-row-bg: #232936;
	--is-hover: #2a3242;
}

@keyframes isFade {
	from { opacity: 0; }
	to { opacity: 1; }
}

.uptab-settings {
	display: flex;
	width: min(860px, 92vw);
	height: min(620px, 88vh);
	background: var(--is-panel);
	border-radius: 16px;
	overflow: hidden;
	box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
	color: var(--is-text);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

/* ---- 左侧菜单 ---- */
.uptab-settings__menu {
	width: 200px;
	flex: none;
	background: var(--is-bg);
	padding: 14px 8px;
	overflow-y: auto;
}

.uptab-settings__menu-title {
	padding: 6px 12px 12px;
	font-size: 15px;
	font-weight: 700;
}

.uptab-settings__nav {
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.uptab-settings__nav-item {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 10px 12px;
	border-radius: 10px;
	font-size: 14px;
	cursor: pointer;
	color: var(--is-text-2);
	transition: background 0.15s ease, color 0.15s ease;
}

.uptab-settings__nav-item:hover {
	background: var(--is-hover);
	color: var(--is-text);
}

.uptab-settings__nav-item.is-active {
	background: var(--is-accent);
	color: #fff;
}

.uptab-settings__nav-item svg {
	width: 18px;
	height: 18px;
	flex: none;
	fill: none;
	stroke: currentColor;
	stroke-width: 2;
	stroke-linecap: round;
	stroke-linejoin: round;
}

/* ---- 右侧内容 ---- */
.uptab-settings__body {
	flex: 1;
	display: flex;
	flex-direction: column;
	min-width: 0;
}

.uptab-settings__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px 22px;
	border-bottom: 1px solid var(--is-border);
}

.uptab-settings__head h2 {
	margin: 0;
	font-size: 17px;
	font-weight: 700;
}

.uptab-settings__close {
	width: 30px;
	height: 30px;
	border: none;
	background: transparent;
	color: var(--is-text-2);
	font-size: 20px;
	line-height: 1;
	cursor: pointer;
	border-radius: 8px;
}

.uptab-settings__close:hover {
	background: var(--is-hover);
	color: var(--is-text);
}

.uptab-settings__content {
	flex: 1;
	overflow-y: auto;
	padding: 20px 22px 28px;
}

/* ---- 表单行 ---- */
.is-group {
	margin-bottom: 22px;
}

.is-group__title {
	font-size: 13px;
	font-weight: 700;
	color: var(--is-text-2);
	margin: 0 0 10px;
}

.is-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: 12px 14px;
	background: var(--is-row-bg);
	border: 1px solid var(--is-border);
	border-radius: 10px;
	margin-bottom: 8px;
}

.is-row__label {
	font-size: 14px;
}

.is-row__desc {
	font-size: 12px;
	color: var(--is-text-2);
	margin-top: 2px;
}

/* ---- 开关 ---- */
.is-switch {
	position: relative;
	width: 44px;
	height: 24px;
	flex: none;
	cursor: pointer;
}

.is-switch input {
	opacity: 0;
	width: 0;
	height: 0;
}

.is-switch__track {
	position: absolute;
	inset: 0;
	border-radius: 999px;
	background: #c8ced9;
	transition: background 0.2s ease;
}

.is-switch__track::after {
	content: "";
	position: absolute;
	top: 3px;
	left: 3px;
	width: 18px;
	height: 18px;
	border-radius: 50%;
	background: #fff;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
	transition: transform 0.2s ease;
}

.is-switch input:checked + .is-switch__track {
	background: var(--is-accent);
}

.is-switch input:checked + .is-switch__track::after {
	transform: translateX(20px);
}

/* ---- 滑块 ---- */
.is-slider {
	display: flex;
	align-items: center;
	gap: 10px;
	flex: none;
}

.is-slider input[type="range"] {
	width: 140px;
	accent-color: var(--is-accent);
}

.is-slider input[type="number"] {
	width: 58px;
	padding: 5px 6px;
	border: 1px solid var(--is-border);
	border-radius: 7px;
	background: var(--is-panel);
	color: var(--is-text);
	font-size: 13px;
	text-align: center;
}

.is-slider__unit {
	font-size: 12px;
	color: var(--is-text-2);
	min-width: 16px;
}

/* ---- 分段选择 ---- */
.is-segment {
	display: flex;
	background: var(--is-bg);
	border-radius: 8px;
	padding: 3px;
	gap: 2px;
	flex: none;
}

.is-segment__item {
	padding: 6px 12px;
	font-size: 13px;
	border-radius: 6px;
	cursor: pointer;
	color: var(--is-text-2);
	transition: all 0.15s ease;
}

.is-segment__item.is-active {
	background: var(--is-panel);
	color: var(--is-text);
	box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

/* ---- 调色板 ---- */
.is-colors {
	display: flex;
	align-items: center;
	gap: 8px;
	flex: none;
}

.is-color-dot {
	width: 22px;
	height: 22px;
	border-radius: 50%;
	cursor: pointer;
	border: 2px solid transparent;
	transition: transform 0.12s ease, border-color 0.12s ease;
}

/* 空值色点 = 跟随主题(灰白斜纹提示) */
.is-color-dot[data-color=""] {
	background: linear-gradient(135deg, #f8fafc 45%, #cbd5e1 55%) !important;
	border-color: rgba(127, 127, 127, 0.35);
}

.is-color-dot.is-active {
	border-color: var(--is-text);
	transform: scale(1.15);
}

.is-color-custom {
	width: 22px;
	height: 22px;
	border: none;
	padding: 0;
	background: conic-gradient(#f00, #ff0, #0f0, #0ff, #00f, #f0f, #f00);
	border-radius: 50%;
	cursor: pointer;
	overflow: hidden;
}

.is-color-custom::-webkit-color-swatch-wrapper {
	padding: 0;
}

.is-color-custom::-webkit-color-swatch {
	border: none;
	border-radius: 50%;
}

/* ---- 下拉 ---- */
.is-select {
	padding: 7px 10px;
	border: 1px solid var(--is-border);
	border-radius: 8px;
	background: var(--is-panel);
	color: var(--is-text);
	font-size: 13px;
}

/* ---- 按钮 ---- */
.is-btn {
	padding: 9px 16px;
	border: 1px solid var(--is-border);
	border-radius: 8px;
	background: var(--is-panel);
	color: var(--is-text);
	font-size: 14px;
	cursor: pointer;
	transition: all 0.15s ease;
}

.is-btn:hover {
	background: var(--is-hover);
}

.is-btn--primary {
	background: var(--is-accent);
	border-color: var(--is-accent);
	color: #fff;
}

.is-btn--primary:hover {
	background: var(--is-accent);
	filter: brightness(1.06);
}

.is-btn--danger {
	color: #e5484d;
	border-color: #f3c1c3;
}

/* ---- 搜索引擎列表 ---- */
.is-engine-list {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.is-engine-item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 10px 14px;
	background: var(--is-row-bg);
	border: 1px solid var(--is-border);
	border-radius: 10px;
}

.is-engine-item__ico {
	width: 28px;
	height: 28px;
	flex: none;
	border-radius: 8px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-size: 14px;
	font-weight: 700;
}

.is-engine-item__name {
	flex: 1;
	font-size: 14px;
}

.is-engine-item__url {
	font-size: 11px;
	color: var(--is-text-2);
	word-break: break-all;
}

.is-engine-item__del {
	border: none;
	background: transparent;
	color: #e5484d;
	cursor: pointer;
	font-size: 16px;
}

/* ---- 数据管理 ---- */
.is-data-actions {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}

.is-note {
	font-size: 13px;
	color: var(--is-text-2);
	line-height: 1.7;
}

/* ---- 关于 ---- */
.is-about {
	text-align: center;
	padding: 30px 0;
}

.is-about__logo {
	width: 72px;
	height: 72px;
	margin: 0 auto 14px;
	border-radius: 20px;
	background: linear-gradient(135deg, #24406b, #35578a);
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-size: 32px;
	font-weight: 700;
}

.is-about h3 {
	margin: 0 0 6px;
	font-size: 18px;
}

/* ---- 响应式 ---- */
@media (max-width: 640px) {
	.uptab-settings {
		flex-direction: column;
		height: 92vh;
	}
	.uptab-settings__menu {
		width: 100%;
		height: auto;
		padding: 10px 8px;
		overflow-x: auto;
	}
	.uptab-settings__nav {
		flex-direction: row;
	}
	.uptab-settings__nav-item {
		white-space: nowrap;
	}
}