/**
 * 主题介绍独立页面样式
 *
 * 使用父主题变量系统：
 * - 容器宽度：--xun-container-width
 * - 圆角：--xun-radius, --xun-radius-sm, --xun-radius-lg
 * - 阴影：--shadow-card, --shadow-card-hover, --shadow-modal
 * - 颜色：--color-bg-container, --color-bg-layout, --color-text, --color-border
 * - 动画：--ease-smooth
 *
 * @package    Hui_License
 * @subpackage Assets
 * @since      1.0.0
 */

/* ========================================
   基础样式
   ======================================== */
.hui-intro-page {
	background: var(--color-bg-layout);
}

.hui-intro-container {
	max-width: var(--xun-container-width, 1200px);
	margin: 0 auto;
	padding: 0 1rem;
}

/* ========================================
   按钮系统
   ======================================== */
.hui-intro-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-sm, 8px);
	padding: var(--space-md, 12px) var(--space-lg, 24px);
	font-size: 15px;
	font-weight: 600;
	border-radius: var(--xun-radius, 8px);
	border: none;
	cursor: pointer;
	text-decoration: none;
	transition: all var(--default-transition-duration, 0.3s) var(--ease-smooth, ease);
}

.hui-intro-btn--lg {
	padding: var(--space-md, 16px) var(--space-lg, 32px);
	font-size: 16px;
	border-radius: var(--xun-radius-lg, 12px);
}

.hui-intro-btn--block {
	width: 100%;
}

.hui-intro-btn--primary {
	background: var(--xun-secondary, var(--color-secondary));
	color: #fff;
	box-shadow: var(--shadow-sm);
}

.hui-intro-btn--primary:hover {
	background: var(--xun-secondary-hover, var(--color-secondary-dark));
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
}

.hui-intro-btn--secondary {
	background: var(--color-fill-tertiary);
	color: var(--color-text-tertiary);
}

.hui-intro-btn--outline {
	background: transparent;
	border: 2px solid rgba(255, 255, 255, 0.3);
	color: #fff;
}

.hui-intro-btn--outline:hover {
	background: rgba(255, 255, 255, 0.1);
	border-color: rgba(255, 255, 255, 0.5);
}

/* 毛玻璃按钮 */
.hui-intro-btn--glass {
	background: rgba(255, 255, 255, 0.15);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	border: 1px solid rgba(255, 255, 255, 0.2);
	color: #fff;
}

.hui-intro-btn--glass:hover {
	background: rgba(255, 255, 255, 0.25);
	border-color: rgba(255, 255, 255, 0.4);
	transform: translateY(-2px);
}

/* 禁用按钮 */
.hui-intro-btn--disabled {
	background: rgba(255, 255, 255, 0.1);
	color: rgba(255, 255, 255, 0.5);
	cursor: not-allowed;
}

.hui-intro-btn--white {
	background: #fff;
	color: var(--xun-primary, var(--color-primary));
}

.hui-intro-btn--white:hover {
	transform: translateY(-2px);
	box-shadow: var(--shadow-card-hover);
}

/* ========================================
   Hero 区域
   ======================================== */
.hui-intro-hero {
	position: relative;
	min-height: 600px;
	display: flex;
	align-items: center;
	overflow: hidden;
}

.hui-intro-hero__bg {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: #1a1a1a url('../images/cta-bg.jpg') center center / cover no-repeat;
}

/* 左侧大圆环装饰 */
.hui-intro-hero__bg::before {
	content: '';
	position: absolute;
	top: 50%;
	left: -80px;
	transform: translateY(-50%);
	width: 200px;
	height: 200px;
	border: 3px solid rgba(255, 255, 255, 0.15);
	border-radius: 50%;
}

/* 左上角小圆环 */
.hui-intro-hero__bg::after {
	content: '';
	position: absolute;
	top: 30%;
	left: 40px;
	width: 80px;
	height: 80px;
	border: 2px solid rgba(255, 255, 255, 0.1);
	border-radius: 50%;
}

.hui-intro-hero__pattern {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	pointer-events: none;
}

/* 左下角菱形装饰 */
.hui-intro-hero__pattern::before {
	content: '';
	position: absolute;
	bottom: 80px;
	left: 30px;
	width: 40px;
	height: 40px;
	border: 2px solid rgba(255, 255, 255, 0.15);
	transform: rotate(45deg);
}

/* 右下角大菱形装饰 */
.hui-intro-hero__pattern::after {
	content: '';
	position: absolute;
	bottom: -60px;
	right: 10%;
	width: 120px;
	height: 120px;
	border: 2px solid rgba(255, 255, 255, 0.1);
	transform: rotate(45deg);
}

.hui-intro-hero__glow {
	position: absolute;
	top: 20%;
	left: 5%;
	width: 60px;
	height: 60px;
	border: 2px solid rgba(255, 255, 255, 0.08);
	border-radius: 50%;
}

/* 额外装饰元素 */
.hui-intro-hero__decor {
	position: absolute;
	pointer-events: none;
}

.hui-intro-hero__decor--1 {
	top: 15%;
	right: 8%;
	width: 50px;
	height: 50px;
	border: 2px solid rgba(255, 255, 255, 0.12);
	border-radius: 50%;
}

.hui-intro-hero__decor--2 {
	top: 40%;
	right: 3%;
	width: 30px;
	height: 30px;
	border: 2px solid rgba(255, 255, 255, 0.1);
	transform: rotate(45deg);
}

.hui-intro-hero__decor--3 {
	bottom: 20%;
	left: 8%;
	width: 25px;
	height: 25px;
	border: 2px solid rgba(255, 255, 255, 0.1);
	transform: rotate(45deg);
}

.hui-intro-hero__container {
	position: relative;
	z-index: 1;
	max-width: var(--xun-container-width, 1200px);
	margin: 0 auto;
	padding: 80px 1rem;
	display: flex;
	flex-direction: row;
	align-items: center;
	gap: var(--space-lg, 60px);
}

.hui-intro-hero__content {
	flex: 1 1 0%;
	min-width: 0;
	color: #fff;
	text-align: left;
}

.hui-intro-hero__badge {
	display: inline-flex;
	align-items: center;
	gap: var(--space-sm, 8px);
	background: rgba(255, 255, 255, 0.15);
	backdrop-filter: blur(10px);
	padding: var(--space-sm, 8px) var(--space-md, 16px);
	border-radius: var(--radius-full, 9999px);
	font-size: 14px;
	font-weight: 500;
	margin-bottom: var(--space-lg, 24px);
}

.hui-intro-hero__badge i {
	color: #ffd700;
}

.hui-intro-hero__title {
	font-size: 48px;
	font-weight: 800;
	margin: 0 0 var(--space-md, 16px) 0;
	letter-spacing: -1px;
	line-height: 1.2;
	color: #fff;
}

.hui-intro-hero__slogan {
	font-size: 24px;
	font-weight: 500;
	margin: 0 0 var(--space-sm, 8px) 0;
	color: #fff;
}

.hui-intro-hero__sub-slogan {
	font-size: 16px;
	margin: 0 0 var(--space-lg, 24px) 0;
	color: #fff;
}

.hui-intro-hero__tags {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-sm, 10px);
	margin-bottom: var(--space-lg, 32px);
}

.hui-intro-hero__tag {
	background: rgba(255, 255, 255, 0.15);
	backdrop-filter: blur(10px);
	padding: var(--space-sm, 6px) var(--space-md, 14px);
	border-radius: var(--xun-radius-sm, 6px);
	font-size: 13px;
	font-weight: 500;
	color: #fff;
}

.hui-intro-hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-md, 16px);
	margin-bottom: var(--space-lg, 24px);
}

.hui-intro-hero__version {
	display: inline-flex;
	align-items: center;
	gap: var(--space-sm, 8px);
	font-size: 14px;
	color: #fff;
}

.hui-intro-hero__version strong {
	background: rgba(255, 255, 255, 0.2);
	padding: 4px var(--space-md, 12px);
	border-radius: var(--xun-radius-sm, 6px);
}

/* 预览图 */
.hui-intro-hero__preview {
	width: 520px;
	flex-shrink: 0;
	border-radius: var(--xun-radius-lg, 12px);
	overflow: hidden;
	box-shadow: var(--shadow-modal);
	background: var(--color-bg-container);
}

.hui-intro-hero__preview img {
	width: 100%;
	height: auto;
	display: block;
}

.hui-intro-hero__preview-placeholder {
	width: 100%;
	aspect-ratio: 16 / 10;
	background: var(--color-fill-quaternary);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: var(--space-md, 12px);
	color: var(--color-text-quaternary);
}

.hui-intro-hero__preview-placeholder i {
	font-size: 48px;
}

.hui-intro-hero__preview-placeholder span {
	font-size: 14px;
}

/* ========================================
   主题信息条
   ======================================== */
.hui-intro-info {
	background: var(--color-bg-container);
	padding: var(--space-lg, 24px) 0;
	border-bottom: 1px solid var(--color-border-secondary);
}

.hui-intro-info__grid {
	display: flex;
	justify-content: center;
	align-items: center;
	flex-wrap: wrap;
	gap: var(--space-md, 16px) var(--space-lg, 40px);
}

.hui-intro-info__item {
	display: flex;
	align-items: center;
	gap: var(--space-sm, 10px);
}

.hui-intro-info__icon {
	width: 36px;
	height: 36px;
	background: var(--color-fill-quaternary);
	border-radius: var(--xun-radius-sm, 6px);
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--xun-primary, var(--color-primary));
	font-size: 16px;
	flex-shrink: 0;
}

.hui-intro-info__content {
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.hui-intro-info__label {
	font-size: 12px;
	color: var(--color-text-tertiary);
	line-height: 1;
}

.hui-intro-info__value {
	font-size: 14px;
	font-weight: 600;
	color: var(--color-text);
	line-height: 1.2;
}

/* ========================================
   会员套餐区域（VIP 风格）
   ======================================== */
.hui-intro-section--vip {
	position: relative;
	padding: 80px 0;
	overflow: hidden;
}

.hui-intro-vip-bg {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: var(--color-bg-layout);
	z-index: 0;
}

.hui-intro-section--vip .hui-intro-container {
	position: relative;
	z-index: 1;
}

.hui-intro-section__header--light {
	color: var(--color-text);
}

.hui-intro-section__header--light .hui-intro-section__title {
	color: var(--color-text);
	font-size: 42px;
	margin-bottom: var(--space-lg, 24px);
}

.hui-intro-section__header--light .hui-intro-section__title i {
	color: #ffd700;
}

/* VIP 标签栏 */
.hui-intro-vip-tags {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: var(--space-md, 12px);
	margin-bottom: var(--space-lg, 40px);
}

.hui-intro-vip-tag {
	display: inline-flex;
	align-items: center;
	gap: var(--space-sm, 6px);
	background: var(--color-fill-quaternary);
	padding: var(--space-sm, 10px) var(--space-md, 20px);
	border-radius: var(--radius-full, 9999px);
	font-size: 14px;
	color: var(--color-text-secondary);
	border: 1px solid var(--color-border-secondary);
}

.hui-intro-vip-tag i {
	color: #ffd700;
}

/* 会员套餐卡片 - 新设计 */
.hui-intro-section--vip .hui-intro-packages {
	display: flex;
	justify-content: center;
	gap: var(--space-lg, 30px);
	flex-wrap: wrap;
}

.hui-intro-section--vip .hui-intro-package {
	position: relative;
	background: var(--color-bg-container);
	border-radius: var(--xun-radius-lg, 16px);
	padding: 0;
	width: 320px;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
	transition: all var(--default-transition-duration, 0.3s) var(--ease-smooth, ease);
	overflow: visible;
	border: none;
}

.hui-intro-section--vip .hui-intro-package:hover {
	transform: translateY(-10px);
	box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

/* VIP 徽章 */
.hui-intro-package__badge-wrap {
	position: absolute;
	top: -20px;
	left: 50%;
	transform: translateX(-50%);
	z-index: 2;
}

.hui-intro-package__vip-icon {
	width: 44px;
	height: 44px;
	background: linear-gradient(135deg, #f5a623 0%, #f7931e 100%);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-size: 18px;
	box-shadow: 0 4px 15px rgba(245, 166, 35, 0.4);
	border: 3px solid var(--color-bg-container);
}

.hui-intro-package--recommended .hui-intro-package__vip-icon {
	background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
	box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

/* 卡片头部 */
.hui-intro-section--vip .hui-intro-package__header {
	text-align: center;
	padding: 40px var(--space-lg, 24px) var(--space-md, 16px);
	border-bottom: none;
	margin-bottom: 0;
}

.hui-intro-section--vip .hui-intro-package__name {
	font-size: 22px;
	font-weight: 700;
	color: var(--color-text);
	margin: 0 0 4px 0;
}

.hui-intro-section--vip .hui-intro-package__duration {
	font-size: 13px;
	color: var(--color-text-tertiary);
}

/* 价格区域 - 大号数字 */
.hui-intro-section--vip .hui-intro-package__price {
	text-align: center;
	padding: var(--space-md, 16px) var(--space-lg, 24px);
	display: flex;
	align-items: baseline;
	justify-content: center;
	gap: 4px;
	flex-wrap: wrap;
}

.hui-intro-package__price-prefix {
	font-size: 14px;
	color: var(--color-text-tertiary);
}

.hui-intro-section--vip .hui-intro-package__current {
	font-size: 72px;
	font-weight: 800;
	color: var(--color-text);
	line-height: 1;
	font-family: "DIN Alternate", "Helvetica Neue", sans-serif;
}

.hui-intro-package__price-suffix {
	font-size: 14px;
	color: var(--color-text-tertiary);
}

.hui-intro-package__discount-tag {
	background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
	color: #fff;
	font-size: 12px;
	font-weight: 600;
	padding: 4px 10px;
	border-radius: var(--xun-radius-sm, 4px);
	margin-left: 8px;
}

/* 描述文字 */
.hui-intro-package__desc {
	text-align: center;
	font-size: 14px;
	color: var(--color-text-secondary);
	padding: 0 var(--space-lg, 24px);
	margin: 0 0 var(--space-md, 16px) 0;
}

/* 按钮 - VIP 风格 */
.hui-intro-section--vip .hui-intro-package__action {
	padding: 0 var(--space-lg, 24px) var(--space-lg, 24px);
}

.hui-intro-btn--vip {
	background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
	color: #fff;
	font-size: 16px;
	font-weight: 600;
	padding: var(--space-md, 14px) var(--space-lg, 24px);
	border-radius: var(--xun-radius, 8px);
	box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.hui-intro-btn--vip:hover {
	background: linear-gradient(135deg, #c0392b 0%, #a93226 100%);
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

/* 会员权益列表 */
.hui-intro-package__features {
	background: var(--color-fill-quaternary);
	padding: var(--space-lg, 20px) var(--space-lg, 24px);
	border-radius: 0 0 var(--xun-radius-lg, 16px) var(--xun-radius-lg, 16px);
}

.hui-intro-package__features-title {
	font-size: 14px;
	font-weight: 600;
	color: var(--color-text);
	margin-bottom: var(--space-md, 12px);
}

.hui-intro-package__feature {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: var(--space-sm, 8px) 0;
	border-bottom: 1px dashed var(--color-border-secondary);
	font-size: 13px;
}

.hui-intro-package__feature:last-child {
	border-bottom: none;
}

.hui-intro-package__feature span {
	color: var(--color-text-secondary);
}

.hui-intro-package__feature strong {
	color: var(--color-text);
	font-weight: 600;
}

.hui-intro-no-packages {
	text-align: center;
	padding: 60px var(--space-lg, 20px);
	color: var(--color-text-tertiary);
}

.hui-intro-no-packages i {
	font-size: 48px;
	margin-bottom: var(--space-md, 16px);
	display: block;
}

.hui-intro-no-packages p {
	margin: 0;
	font-size: 16px;
}

/* 当前会员标签 */
.hui-intro-package__current-tag {
	position: absolute;
	top: 12px;
	right: 12px;
	background: linear-gradient(135deg, #10b981 0%, #059669 100%);
	color: #fff;
	font-size: 12px;
	font-weight: 600;
	padding: 4px 12px;
	border-radius: var(--xun-radius-sm, 4px);
	z-index: 2;
}

/* 可升级标签 */
.hui-intro-package__upgrade-tag {
	position: absolute;
	top: 12px;
	left: 12px;
	background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
	color: #fff;
	font-size: 12px;
	font-weight: 600;
	padding: 4px 12px;
	border-radius: var(--xun-radius-sm, 4px);
	z-index: 2;
}

/* 已抵扣提示 */
.hui-intro-package__savings {
	font-size: 12px;
	color: #10b981;
	margin-top: 4px;
}

/* 当前会员卡片样式 */
.hui-intro-section--vip .hui-intro-package--current {
	border: 2px solid #10b981;
}

.hui-intro-section--vip .hui-intro-package--current .hui-intro-package__vip-icon {
	background: linear-gradient(135deg, #10b981 0%, #059669 100%);
	box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

/* 可升级卡片样式 */
.hui-intro-section--vip .hui-intro-package--upgradable {
	border: 2px solid #f59e0b;
}

/* 禁用卡片样式 */
.hui-intro-section--vip .hui-intro-package--disabled {
	opacity: 0.6;
}

.hui-intro-section--vip .hui-intro-package--disabled .hui-intro-package__vip-icon {
	background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%);
	box-shadow: 0 4px 15px rgba(107, 114, 128, 0.3);
}

/* 禁用按钮样式 */
.hui-intro-btn--disabled {
	background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%) !important;
	cursor: not-allowed !important;
	box-shadow: none !important;
}

.hui-intro-btn--disabled:hover {
	transform: none !important;
}

/* ========================================
   通用区块
   ======================================== */
.hui-intro-section {
	padding: 80px 0;
	background: var(--color-bg-container);
}

.hui-intro-section--alt {
	background: var(--color-bg-layout);
}

.hui-intro-section__header {
	text-align: center;
	margin-bottom: var(--space-lg, 48px);
}

.hui-intro-section__title {
	display: inline-flex;
	align-items: center;
	gap: var(--space-md, 12px);
	font-size: 32px;
	font-weight: 700;
	color: var(--color-text);
	margin: 0 0 var(--space-md, 12px) 0;
}

.hui-intro-section__title i {
	color: var(--xun-primary, var(--color-primary));
}

.hui-intro-section__subtitle {
	font-size: 16px;
	color: var(--color-text-secondary);
	margin: 0;
}

.hui-intro-section__content {
	max-width: var(--xun-container-width, 1200px);
	margin: 0 auto;
}

/* 主题介绍 */
.hui-intro-desc {
	font-size: 16px;
	line-height: 1.8;
	color: var(--color-text-secondary);
}

.hui-intro-desc p {
	margin: 0 0 var(--space-md, 16px) 0;
}

/* ========================================
   功能特性
   ======================================== */
.hui-intro-features {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--space-lg, 24px);
}

.hui-intro-feature {
	background: var(--color-bg-container);
	border-radius: var(--xun-radius-lg, 12px);
	padding: var(--space-lg, 32px) var(--space-lg, 24px);
	text-align: center;
	transition: all var(--default-transition-duration, 0.3s) var(--ease-smooth, ease);
	border: 1px solid var(--color-border-secondary);
}

.hui-intro-feature:hover {
	transform: translateY(-8px);
	box-shadow: var(--shadow-card-hover);
	border-color: var(--xun-secondary, var(--color-secondary));
}

.hui-intro-feature__icon {
	width: 64px;
	height: 64px;
	margin: 0 auto var(--space-lg, 20px);
	background: var(--xun-primary, var(--color-primary));
	border-radius: var(--xun-radius-lg, 12px);
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-size: 28px;
}

.hui-intro-feature__title {
	font-size: 18px;
	font-weight: 600;
	color: var(--color-text);
	margin: 0 0 var(--space-sm, 8px) 0;
}

.hui-intro-feature__desc {
	font-size: 14px;
	color: var(--color-text-tertiary);
	margin: 0;
	line-height: 1.6;
}

/* ========================================
   更新日志
   ======================================== */
.hui-intro-changelog {
	max-width: var(--xun-container-width, 1200px);
	margin: 0 auto;
	max-height: 500px;
	overflow-y: auto;
	padding: var(--space-lg, 24px);
	background: var(--color-bg-container);
	border-radius: var(--xun-radius-lg, 12px);
	border: 1px solid var(--color-border-secondary);
}

/* 自定义滚动条 */
.hui-intro-changelog::-webkit-scrollbar {
	width: 6px;
}

.hui-intro-changelog::-webkit-scrollbar-track {
	background: var(--color-fill-quaternary);
	border-radius: 3px;
}

.hui-intro-changelog::-webkit-scrollbar-thumb {
	background: var(--color-fill-secondary);
	border-radius: 3px;
}

.hui-intro-changelog::-webkit-scrollbar-thumb:hover {
	background: var(--color-fill);
}

.hui-intro-changelog__list {
	display: flex;
	flex-direction: column;
	gap: var(--space-md, 12px);
}

.hui-intro-changelog__item {
	background: var(--color-fill-quaternary);
	border-radius: var(--xun-radius, 8px);
	border: 1px solid var(--color-border-secondary);
	overflow: hidden;
	transition: all var(--default-transition-duration, 0.2s) var(--ease-smooth, ease);
}

.hui-intro-changelog__item:hover {
	border-color: var(--xun-secondary, var(--color-secondary));
}

.hui-intro-changelog__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: var(--space-lg, 20px) var(--space-lg, 24px);
	cursor: pointer;
	user-select: none;
}

.hui-intro-changelog__meta {
	display: flex;
	align-items: center;
	gap: var(--space-md, 16px);
}

.hui-intro-changelog__date {
	font-size: 15px;
	font-weight: 500;
	color: var(--color-text);
}

.hui-intro-changelog__version {
	background: var(--xun-primary, var(--color-primary));
	color: #fff;
	padding: 4px var(--space-md, 12px);
	border-radius: var(--xun-radius-sm, 6px);
	font-size: 13px;
	font-weight: 600;
}

.hui-intro-changelog__badge {
	background: var(--color-success-bg);
	color: var(--color-success);
	padding: 4px var(--space-md, 12px);
	border-radius: var(--xun-radius-sm, 6px);
	font-size: 12px;
	font-weight: 600;
}

.hui-intro-changelog__toggle {
	font-size: 14px;
	color: var(--color-text-tertiary);
	transition: transform var(--default-transition-duration, 0.3s) var(--ease-smooth, ease);
}

.hui-intro-changelog__item.is-open .hui-intro-changelog__toggle {
	transform: rotate(45deg);
}

.hui-intro-changelog__content {
	display: none;
	padding: 0 var(--space-lg, 24px) var(--space-lg, 24px);
	border-top: 1px solid var(--color-border-secondary);
	color: var(--color-text-secondary);
	line-height: 1.8;
}

.hui-intro-changelog__item.is-open .hui-intro-changelog__content {
	display: block;
}

.hui-intro-changelog__content ul {
	margin: 0;
	padding-left: var(--space-lg, 20px);
}

.hui-intro-changelog__content li {
	margin-bottom: var(--space-sm, 8px);
}

.hui-intro-changelog__content p {
	margin: 0 0 var(--space-sm, 8px) 0;
}

.hui-intro-changelog__content p:last-child {
	margin-bottom: 0;
}

/* ========================================
   常见问题
   ======================================== */
.hui-intro-faqs {
	max-width: var(--xun-container-width, 1200px);
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	gap: var(--space-md, 16px);
}

.hui-intro-faq {
	background: var(--color-bg-container);
	border-radius: var(--xun-radius, 8px);
	overflow: hidden;
	border: 1px solid var(--color-border-secondary);
	transition: all var(--default-transition-duration, 0.2s) var(--ease-smooth, ease);
}

.hui-intro-faq:hover {
	border-color: var(--xun-secondary, var(--color-secondary));
}

.hui-intro-faq__question {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-md, 16px);
	padding: var(--space-lg, 20px) var(--space-lg, 24px);
	cursor: pointer;
	user-select: none;
}

.hui-intro-faq__q {
	font-size: 16px;
	font-weight: 500;
	color: var(--color-text);
}

.hui-intro-faq__arrow {
	font-size: 12px;
	color: var(--color-text-tertiary);
	transition: transform var(--default-transition-duration, 0.3s) var(--ease-smooth, ease);
}

.hui-intro-faq.is-open .hui-intro-faq__arrow {
	transform: rotate(180deg);
}

.hui-intro-faq__answer {
	display: none;
	padding: 0 var(--space-lg, 24px) var(--space-lg, 20px);
}

.hui-intro-faq.is-open .hui-intro-faq__answer {
	display: block;
}

.hui-intro-faq__answer p {
	margin: 0;
	font-size: 15px;
	color: var(--color-text-secondary);
	line-height: 1.7;
}

/* ========================================
   底部 CTA
   ======================================== */
.hui-intro-cta {
	position: relative;
	background: #1a1a1a url('../images/cta-bg.jpg') center center / cover no-repeat;
	padding: 80px 0;
	overflow: hidden;
}

.hui-intro-cta::before {
	content: '';
	position: absolute;
	top: -40px;
	left: 10%;
	width: 100px;
	height: 100px;
	border: 2px solid rgba(255, 255, 255, 0.1);
	border-radius: 50%;
}

.hui-intro-cta::after {
	content: '';
	position: absolute;
	bottom: -30px;
	right: 15%;
	width: 80px;
	height: 80px;
	border: 2px solid rgba(255, 255, 255, 0.1);
	transform: rotate(45deg);
}

.hui-intro-cta__content {
	text-align: center;
	color: #fff;
	position: relative;
	z-index: 1;
}

.hui-intro-cta__title {
	font-size: 36px;
	font-weight: 700;
	margin: 0 0 var(--space-md, 12px) 0;
	color: #fff;
}

.hui-intro-cta__desc {
	font-size: 18px;
	opacity: 0.9;
	margin: 0 0 var(--space-lg, 32px) 0;
	color: #fff;
}

.hui-intro-cta__actions {
	display: flex;
	justify-content: center;
	gap: var(--space-md, 16px);
}

/* ========================================
   响应式
   ======================================== */
@media (max-width: 768px) {
	.hui-intro-hero__container {
		flex-direction: column;
		text-align: center;
		padding: 60px 1rem;
	}

	.hui-intro-hero__content {
		text-align: center;
		align-items: center;
		display: flex;
		flex-direction: column;
	}

	.hui-intro-hero__preview {
		width: 100%;
		max-width: 400px;
		order: -1;
	}

	.hui-intro-hero__tags {
		justify-content: center;
	}

	.hui-intro-hero__actions {
		justify-content: center;
	}

	.hui-intro-hero {
		min-height: auto;
	}

	.hui-intro-hero__title {
		font-size: 32px;
	}

	.hui-intro-hero__slogan {
		font-size: 18px;
	}

	.hui-intro-features {
		grid-template-columns: repeat(2, 1fr);
	}

	.hui-intro-info__grid {
		justify-content: center;
		gap: var(--space-md, 12px) var(--space-lg, 24px);
	}

	.hui-intro-info__icon {
		width: 32px;
		height: 32px;
		font-size: 14px;
	}

	.hui-intro-info__label {
		font-size: 11px;
	}

	.hui-intro-info__value {
		font-size: 13px;
	}

	.hui-intro-section {
		padding: 60px 0;
	}

	.hui-intro-section__title {
		font-size: 24px;
	}

	.hui-intro-section--vip {
		padding: 60px 0;
	}

	.hui-intro-section__header--light .hui-intro-section__title {
		font-size: 32px;
	}

	.hui-intro-vip-tags {
		gap: var(--space-sm, 8px);
	}

	.hui-intro-vip-tag {
		font-size: 12px;
		padding: var(--space-sm, 8px) var(--space-md, 14px);
	}

	.hui-intro-section--vip .hui-intro-package {
		width: 100%;
		max-width: 360px;
	}

	.hui-intro-section--vip .hui-intro-package__current {
		font-size: 56px;
	}

	.hui-intro-feature {
		padding: var(--space-lg, 24px) var(--space-lg, 20px);
	}

	.hui-intro-cta {
		padding: 60px 0;
	}

	.hui-intro-cta__title {
		font-size: 28px;
	}

	.hui-intro-cta__actions {
		flex-direction: column;
		align-items: center;
	}
}

@media (max-width: 480px) {
	.hui-intro-hero__title {
		font-size: 28px;
	}

	.hui-intro-hero__preview {
		max-width: 300px;
	}

	.hui-intro-info__grid {
		justify-content: center;
		gap: var(--space-sm, 10px) var(--space-lg, 20px);
	}

	.hui-intro-info__item {
		gap: var(--space-sm, 8px);
	}

	.hui-intro-section--vip .hui-intro-package__current {
		font-size: 48px;
	}

	.hui-intro-features {
		grid-template-columns: 1fr;
		gap: var(--space-md, 16px);
	}
}

/* ========================================
   深色模式
   ======================================== */
@media (prefers-color-scheme: dark) {
	:root:not(.light) .hui-intro-feature:hover,
	:root:not(.light) .hui-intro-faq:hover {
		box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
	}

	/* 功能特性图标深色模式 - 使用辅助色 */
	:root:not(.light) .hui-intro-feature__icon {
		background: var(--xun-secondary, var(--color-secondary));
	}

	/* VIP 套餐卡片深色模式 */
	:root:not(.light) .hui-intro-section--vip .hui-intro-package {
		background: var(--color-bg-container);
		box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
	}

	:root:not(.light) .hui-intro-section--vip .hui-intro-package:hover {
		box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
	}

	:root:not(.light) .hui-intro-package__vip-icon {
		border-color: var(--color-bg-container);
	}

	:root:not(.light) .hui-intro-section--vip .hui-intro-package__name {
		color: var(--color-text);
	}

	:root:not(.light) .hui-intro-section--vip .hui-intro-package__current {
		color: var(--color-text);
	}

	:root:not(.light) .hui-intro-package__features {
		background: var(--color-fill-tertiary);
	}

	:root:not(.light) .hui-intro-package__feature {
		border-bottom-color: var(--color-border);
	}

	/* 更新日志深色模式 */
	:root:not(.light) .hui-intro-changelog {
		background: var(--color-bg-container);
		border-color: var(--color-border);
	}

	:root:not(.light) .hui-intro-changelog__item {
		background: var(--color-fill-quaternary);
		border-color: var(--color-border);
	}

	:root:not(.light) .hui-intro-changelog__content {
		border-top-color: var(--color-border);
	}

	/* 信息条深色模式 */
	:root:not(.light) .hui-intro-info {
		background: var(--color-bg-container);
		border-bottom-color: var(--color-border);
	}

	/* 信息条图标深色模式 - 使用辅助色 */
	:root:not(.light) .hui-intro-info__icon {
		background: var(--xun-secondary, var(--color-secondary));
		color: #fff;
	}
}

/* 手动切换深色模式 */
.dark .hui-intro-feature:hover,
.dark .hui-intro-faq:hover {
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* 功能特性图标深色模式 - 使用辅助色 */
.dark .hui-intro-feature__icon {
	background: var(--xun-secondary, var(--color-secondary));
}

/* VIP 套餐卡片深色模式 */
.dark .hui-intro-section--vip .hui-intro-package {
	background: var(--color-bg-container);
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.dark .hui-intro-section--vip .hui-intro-package:hover {
	box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.dark .hui-intro-package__vip-icon {
	border-color: var(--color-bg-container);
}

.dark .hui-intro-section--vip .hui-intro-package__name {
	color: var(--color-text);
}

.dark .hui-intro-section--vip .hui-intro-package__current {
	color: var(--color-text);
}

.dark .hui-intro-package__features {
	background: var(--color-fill-tertiary);
}

.dark .hui-intro-package__feature {
	border-bottom-color: var(--color-border);
}

/* 更新日志深色模式 */
.dark .hui-intro-changelog {
	background: var(--color-bg-container);
	border-color: var(--color-border);
}

.dark .hui-intro-changelog__item {
	background: var(--color-fill-quaternary);
	border-color: var(--color-border);
}

.dark .hui-intro-changelog__content {
	border-top-color: var(--color-border);
}

/* 信息条深色模式 */
.dark .hui-intro-info {
	background: var(--color-bg-container);
	border-bottom-color: var(--color-border);
}

/* 信息条图标深色模式 - 使用辅助色 */
.dark .hui-intro-info__icon {
	background: var(--xun-secondary, var(--color-secondary));
	color: #fff;
}