/* ============================================================
   Bolida Medical — 共享样式库 v2
   ============================================================
   主色调  : 蓝白医疗美学风格
   调性    : 高端 / 精致 / 专业 / 可信赖
   受众    : 医疗美学专业人士和经销商

   目录
   ────────────────────────────────────
   01. 设计令牌 (Design Tokens)
   02. 重置与基础 (Reset & Base)
   03. 排版工具类 (Typography)
   04. 通用工具类 (Utilities)
   05. 按钮 (Buttons)
   06. 导航栏 (Navigation)
   07. 表单 (Forms)
   08. 产品卡片与筛选 (Product Cards)
   09. 圆形轮播 (Arc Carousel)
   10. 新闻区域 (News Section)
   11. 页脚 (Footer)
   12. 组件 (Components)
   13. 响应式 (Responsive)
   ============================================================ */


/* ============================================================
   01. 设计令牌 — CSS 自定义属性
   ============================================================ */

:root {
  /* ── 主色系 ── */
  --color-primary: #1A5276;
  --color-primary-light: #2E86C1;
  --color-primary-lighter: #5DADE2;
  --color-primary-lightest: #85C1E9;
  --color-primary-bg: #EBF5FB;
  --color-primary-on-primary: #FFFFFF;

  /* ── 中性色板 ── */
  --color-bg: #FFFFFF;
  --color-bg-secondary: #f7f7f7;/*F8F9FA*/
  --color-bg-tertiary: #F0F4F8;
  --color-surface: #FFFFFF;
  --color-border: #E5E9EF;
  --color-border-light: #F0F2F5;

  /* ── 文字色 ── */
  --color-text-primary: #1A2B3C;
  --color-text-secondary: #4A5568;
  --color-text-tertiary: #7A8599;
  --color-text-inverse: #FFFFFF;
  --color-text-link: #2E86C1;
  --color-text-link-hover: #1A5276;

  /* ── 按钮色 ── */
  --color-cta-primary: #1A5276;
  --color-cta-primary-hover: #2E86C1;
  --color-cta-secondary: #FFFFFF;
  --color-cta-secondary-border: #2E86C1;
  --color-cta-gold: #C9973F;
  --color-cta-gold-hover: #B8862D;

  /* ── 状态色（语义）── */
  --state-success: #27AE60;
  --state-warning: #F39C12;
  --state-error: #E74C3C;
  --state-info: #2E86C1;

  /* ── 装饰色（轮播专用）── */
  --color-arc: #75e1fc;
  --color-round: #00cbfd;

  /* ── 圆角 ── */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* ── 字体 ── */
  --font-sans: 'Inter', 'Helvetica Neue', 'SF Pro Display',
    -apple-system, BlinkMacSystemFont,
    'PingFang SC', 'Source Han Sans SC', 'Noto Sans SC',
    sans-serif;

  /* ── 字号 ── */
  --font-size-display: 48px;
  --font-size-h1: 36px;
  --font-size-h2: 28px;
  --font-size-h3: 22px;
  --font-size-h4: 18px;
  --font-size-body: 16px;
  --font-size-body-sm: 14px;
  --font-size-caption: 12px;

  /* ── 字重 ── */
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* ── 行高 ── */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* ── 字间距 ── */
  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.05em;
  --letter-spacing-wider: 0.1em;

  /* ── 间距 ── */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  --space-5xl: 128px;

  /* ── 阴影 ── */
  --shadow-sm: 0 1px 2px rgba(26, 82, 118, 0.04);
  --shadow-md: 0 2px 8px rgba(26, 82, 118, 0.05);
  --shadow-lg: 0 4px 16px rgba(26, 82, 118, 0.05);
  --shadow-card: 0 1px 3px rgba(26, 82, 118, 0.04);
  --shadow-float: 0 8px 32px rgba(26, 82, 118, 0.08);

  /* ── 过渡 ── */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;

  /* ── 容器 ── */
  --container-max: 1280px;
  --container-wide: 1440px;

  /* ── Semantic aliases (fill-html-head.mjs) ── */
  --color-foreground: var(--color-text-primary);
  --color-card: var(--color-surface);
  --color-card-foreground: var(--color-text-primary);
  --color-popover: var(--color-surface);
  --color-popover-foreground: var(--color-text-primary);
  --color-primary-foreground: var(--color-primary-on-primary);
  --color-muted: var(--color-bg-tertiary);
  --color-muted-foreground: var(--color-text-tertiary);
  --color-border: var(--color-border);
  --color-input: var(--color-border);
  --color-ring: var(--color-primary-light);
  --color-radius-sm: var(--radius-sm);
  --color-radius-md: var(--radius-md);
  --color-radius-lg: var(--radius-lg);
  --color-background: var(--color-bg);
}

/* ============================================================
   02. 重置与基础
   ============================================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


/* ============================================================
   03. 排版工具类
   ============================================================ */

.text-display {
  font-size: var(--font-size-display);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
}

.text-h1 {
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
}

.text-h2 {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
}

.text-h3 {
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-normal);
}

.text-h4 {
  font-size: var(--font-size-h4);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-normal);
}

.text-body {
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
}

.text-body-sm {
  font-size: var(--font-size-body-sm);
  line-height: var(--line-height-normal);
}

.text-caption {
  font-size: var(--font-size-caption);
  line-height: var(--line-height-normal);
  color: var(--color-text-tertiary);
}

.uppercase {
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
}


/* ============================================================
   04. 通用工具类
   ============================================================ */

/* ── 区块间距 ── */
.section-padding {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
}

.section-padding-lg {
  padding-top: var(--space-5xl);
  padding-bottom: var(--space-5xl);
}

/* ── 隐藏滚动条 ── */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* ── 图标遮罩（SVG 着色） ── */
[data-icon] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: currentColor;
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}

/* ── 滚动出现动画 ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.6s cubic-bezier(0.3, 0, 0, 1),
    transform 0.6s cubic-bezier(0.3, 0, 0, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================================
   05. 按钮
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: all var(--transition-normal);
}

/* ── 主要按钮 ── */
.btn-primary {
  background-color: var(--color-cta-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-cta-primary);
}

.btn-primary:hover {
  background-color: var(--color-cta-primary-hover);
  border-color: var(--color-cta-primary-hover);
  box-shadow: var(--shadow-md);
}

/* ── 次要按钮 ── */
.btn-secondary {
  background-color: var(--color-cta-secondary);
  color: var(--color-primary);
  border-color: var(--color-cta-secondary-border);
}

.btn-secondary:hover {
  background-color: var(--color-primary-bg);
  box-shadow: var(--shadow-sm);
}

/* ── 金色按钮 ── */
.btn-gold {
  background-color: var(--color-cta-gold);
  color: var(--color-text-inverse);
  border-color: var(--color-cta-gold);
}

.btn-gold:hover {
  background-color: var(--color-cta-gold-hover);
  border-color: var(--color-cta-gold-hover);
}

/* ── 白色描边按钮（深色背景用）── */
.btn-outline-white {
  background-color: transparent;
  color: var(--color-text-inverse);
  border-color: var(--color-text-inverse);
}

.btn-outline-white:hover {
  background-color: var(--color-text-inverse);
  color: var(--color-primary);
}


/* ============================================================
   06. 导航栏
   ============================================================ */

/* ── 6.1 固定导航栏 ── */
.site-header {
  transition:
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}

.site-header.scrolled {
  background-color: var(--color-bg) !important;
  box-shadow: 0 1px 0 var(--color-border);
}

.site-header.scrolled .nav-link {
  color: var(--color-text-primary) !important;
}

.site-header.scrolled .nav-link[aria-current="page"] {
  color: #1f68e1 !important;
}

.site-header.scrolled .nav-link:hover {
  color: var(--color-primary-light) !important;
}

.site-header.scrolled .brand-text {
  color: var(--color-primary) !important;
}

.site-header.scrolled .header-action {
  color: var(--color-text-primary) !important;
}

/* ── 6.2 Logo ── */
.nav-logo {
  display: block;
  height: 58px;
  width: auto;
}

/* ── 6.3 通用下拉（悬停即显）── */
.nav-dropdown {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease,
    transform 0.2s ease;
  pointer-events: none;
}

.nav-item:hover .nav-dropdown,
.nav-dropdown:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* ── 6.4 二级菜单（group 触发器）── */
.nav-item.group .absolute {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.2s ease;
}

.nav-item.group:hover .absolute {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ── 6.5 纯列表下拉（News / About / Resources）── */
.simple-dropdown {
  min-width: 180px;
  padding: 8px 0;
}

.simple-dropdown a {
  display: block;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color 0.15s ease,
    color 0.15s ease;
}

.simple-dropdown a:hover {
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
}

/* ── 6.6 语言切换下拉 ── */
.lang-dropdown {
  position: relative;
}

.lang-dropdown-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: inherit;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.lang-dropdown-btn:hover {
  opacity: 0.8;
}

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 100;
  min-width: 100px;
  padding: 6px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  box-shadow: var(--shadow-float);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease,
    transform 0.2s ease;
}

.lang-dropdown.open .lang-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: block;
  width: 100%;
  padding: 8px 16px;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.lang-option:hover {
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
}

.lang-option.active {
  color: var(--color-primary);
  font-weight: 600;
}

/* ── 6.7 设备下拉（Plastic Surgery / Dermatology / Personal Care）── */
.nav-dropdown-device {
  display: flex !important;
  flex-direction: column !important;
  gap: 0 !important;
  padding: 0 !important;
  border: none !important;
  border-radius: var(--radius-lg) !important;
  overflow: hidden !important;
  background: var(--color-bg) !important;
  box-shadow: var(--shadow-float) !important;
  width: max-content;
  max-width: 900px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease,
    transform 0.2s ease;
  pointer-events: none;
}

.nav-item:hover .nav-dropdown-device,
.nav-dropdown-device:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* 上方：设备图片横排，每项：图上、名字在下居中 */
.nav-dropdown-device .device-images {
  display: flex !important;
  flex-direction: row !important;
  gap: 12px !important;
  width: 100%;
  height: auto;
  min-height: 200px;
  padding: 16px;
  background: #ffffff;
  flex-shrink: 0;
}

.nav-dropdown-device .device-item {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  position: relative;  /* ✅ 为伪元素定位 */
}

.nav-dropdown-device .device-item img {
  width: 100%;
  max-height: 140px;
  object-fit: contain;
  display: block;
}

/* ✅ 罩子 — 覆盖在图片上方，不影响文字 */
.nav-dropdown-device .device-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(100% - 32px);  /* 减去文字区域高度（gap 8px + 文字高度约24px） */
  background-color: var(--color-primary-bg);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
  border-radius: 4px;
  z-index: 1;
}

/* ✅ 悬停时显示罩子 */
.nav-dropdown-device .device-item:hover::before {
  opacity: 0.5;  /* 调整透明度 */
}

/* ✅ 图片在罩子下面 */
.nav-dropdown-device .device-item img {
  position: relative;
  z-index: 0;
}

/* ✅ 文字保持在罩子上面，不影响点击 */
.nav-dropdown-device .device-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
  text-align: center;
  white-space: nowrap;
  text-decoration: none;
  padding: 4px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.15s ease, background-color 0.15s ease;
  position: relative;
  z-index: 2;  /* 文字在罩子上面 */
}

.nav-dropdown-device .device-label:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-bg);
}

.nav-dropdown-device .device-list {
  display: none;
}


/* ============================================================
   07. 表单
   ============================================================ */

/* ── 输入框聚焦 ── */
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary-light) !important;
  box-shadow: 0 0 0 2px rgba(46, 134, 193, 0.15);
}

/* ── 验证错误 ── */
.form-field.error input,
.form-field.error select,
.form-field.error textarea {
  border-color: var(--state-error) !important;
}

.form-field .error-msg {
  display: none;
  margin-top: 4px;
  font-size: 12px;
  color: var(--state-error);
}

.form-field.error .error-msg {
  display: block;
}

/* ──提问产品分类筛选按钮 ── */
.filter-btn {
  padding: 8px 20px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: transparent;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  border-color: #1f68e1;
  color: #1f68e1;
}

.filter-btn.active {
  background: linear-gradient(145deg, #1f68e1, #4c88e3);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(31, 104, 225, 0.35);
}

.filter-btn.active:hover {
  background: linear-gradient(145deg, #1a5cc9, #3f7ad1);
  border-color: transparent;
  box-shadow: 0 6px 25px rgba(31, 104, 225, 0.5);
  transform: translateY(-2px);
}


/* ============================================================
   08. 产品卡片与筛选动画
   ============================================================ */

.product-card {
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.product-card.hidden-card {
  display: none;
  opacity: 0;
  transform: scale(0.95);
}


/* ============================================================
   09. 圆形轮播（新闻区域）
   ============================================================ */

#tipText {
  transition: opacity 0.3s ease;
}

/* ── 轮播容器 ── */
#arcStage {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: visible;
  z-index: 1;
}

#arcStage::-webkit-scrollbar {
  display: none;
}

#arcStage {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* ── 轮播卡片 ── */
.arc-card-v2 {
  position: absolute;
  cursor: pointer;
  will-change: transform, opacity, filter, left, top;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: none;
}

.arc-card-v2 > div {
  position: absolute;
  inset: 0;
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.arc-card-v2:hover > div {
  transform: scale(1.04) !important;
  box-shadow: 0 8px 30px rgba(26, 82, 118, 0.18) !important;
}

/* ── 正右方卡片呼吸光晕 ── */
@keyframes centerPulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(46, 134, 193, 0.15);
  }
  50% {
    box-shadow: 0 0 0 16px rgba(46, 134, 193, 0.05);
  }
}

.arc-card-v2 .center-ring {
  animation: centerPulse 2.5s ease-in-out infinite;
}

/* ── 无障碍：减少动画 ── */
@media (prefers-reduced-motion: reduce) {
  .arc-card-v2 {
    transition: none !important;
  }

  .arc-card-v2 .center-ring {
    animation: none !important;
  }
}


/* ============================================================
   10. 新闻区域
   ============================================================ */

/* ── 新闻网格响应式 ── */
@media (max-width: 1100px) {
  .news-grid {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
    justify-items: center !important;
  }

  .news-left {
    max-width: 100% !important;
  }
}

@media (max-width: 600px) {
  #news {
    padding: 40px 16px !important;
  }

  #news .mx-auto {
    padding: 0 16px !important;
  }

  .news-right {
    transform: scale(0.7) !important;
    transform-origin: center center !important;
    width: 460px !important;
    height: 460px !important;
  }
}

@media (max-width: 420px) {
  .news-right {
    transform: scale(0.55) !important;
    transform-origin: center center !important;
    width: 460px !important;
    height: 460px !important;
  }
}


/* ============================================================
   11. 页脚
   ============================================================ */

.footer-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-column-company address {
  font-style: normal;
}

.footer-column-company .flex.items-center.gap-3 a {
  background: rgba(255, 255, 255, 0.06);
}

.footer-column-company .flex.items-center.gap-3 a:hover {
  background: rgba(255, 255, 255, 0.12);
}

@media (max-width: 767px) {
  .footer-column-brand {
    grid-column: 1 / -1;
  }
}


/* ============================================================
   12. 组件
   ============================================================ */

/* ── 12.1 毛玻璃容器 ── */
.glass-container {
  padding: 24px 32px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.glass-container--light {
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.glass-container--dark {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ── 12.2 背景图覆盖工具类 ── */
.bg-cover-img--dark {
  background-color: rgba(0, 0, 0, 0.5);
  background-blend-mode: multiply;
}

.bg-cover-img--light {
  background-color: rgba(255, 255, 255, 0.4);
  background-blend-mode: lighten;
}

.bg-cover-img--custom {
  --overlay-opacity: 0.4;
  background-color: rgba(0, 0, 0, var(--overlay-opacity));
  background-blend-mode: multiply;
}

.bg-cover-img--no-stretch {
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

@media (max-width: 768px) {
  .bg-cover-img--mobile {
    background-image: var(--bg-mobile) !important;
  }
}

@media (min-width: 769px) {
  .bg-cover-img--desktop {
    background-image: var(--bg-desktop) !important;
  }
}

/* ── 12.3 解决方案区域（全宽图片 + 文字叠加）── */
.solutions-section {
  padding: 16px 0;
  background: var(--color-bg);
}

.solutions-container {
  max-width: 100%;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.solution-item {
  position: relative;
  width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
  min-height: 500px;
  aspect-ratio: 16 / 7;
  overflow: hidden;
  border-radius: 0;
}

.solution-item img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.solution-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 48px 48px;
}

/* ── 标题：Playfair Display ── */
.solution-title {
  /* font-family: 'Playfair Display', Georgia, serif; */
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.01em;
  margin-bottom: 12px;
}

/* ── 分隔线 ── */
.solution-separator {
  width: 48px;
  height: 2px;
  padding-top: 2px;
  margin-bottom: 12px;
}

/* ── 描述文字：DIN / Inter ── */
.solution-desc {
  font-family: 'Inter', 'Helvetica Neue', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(16px, 1.8vw, 20px);
  font-weight: 300;
  max-width: 900px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  margin-bottom: 24px;
}

/* ── Learn More 按钮 ── */
.solution-link {
  display: inline-block;
  font-family: 'Inter', 'Helvetica Neue', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 25px;
  font-weight: 500;
  padding: 10px 28px;
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.2s ease;
  width: fit-content;
  background: var(--color-cta-gold);
  color: #ffffff;

}

/* 1. 对角线渐变 */
.solution-link-diagonal {
  background: linear-gradient(145deg, #1f68e1, #4c88e3);
  border: none;
  box-shadow: 0 4px 15px rgba(31, 104, 225, 0.35);
  color: #ffffff;
}

.solution-link-diagonal:hover {
  background: linear-gradient(145deg, #1a5cc9, #3f7ad1);
  box-shadow: 0 6px 25px rgba(31, 104, 225, 0.5);
  transform: translateY(-2px);
}



/* ── 对齐方式 ── */
.solution-item[data-align="left"] .solution-overlay {
  align-items: flex-start;
  text-align: left;
  left: 8%;
  justify-content: center;
}

.solution-item[data-align="center"] .solution-overlay {
  align-items: center;
  text-align: center;
  justify-content: center;
}

.solution-item[data-align="right"] .solution-overlay {
  align-items: flex-end;
  text-align: right;
  right: 8%;
  justify-content: center;
}

/* 三张图统一放大字体 */
.solution-item .solution-title {
  font-size: clamp(40px, 6vw, 78px);
}

.solution-item .solution-desc {
  font-size: clamp(18px, 2vw, 35px);
}

/* ── 主题①③：深色图片 → 黑字 ── */
.solution-item[data-theme="dark"] .solution-title {
  color: rgb(26, 26, 46);
}
.solution-item[data-theme="dark"] .solution-separator {
  background: rgb(0, 0, 0);
}
.solution-item[data-theme="dark"] .solution-desc{
  color: #333333;
}

/* ── 主题②：浅色图片 → 白字 ── */
.solution-item[data-theme="light"] .solution-title {
  color: #ffffff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}
.solution-item[data-theme="light"] .solution-separator {
  background: rgb(255, 255, 255);
}
.solution-item[data-theme="light"] .solution-desc {
  color: #ffffff;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.2);
}



/* ============================================================
   13. 响应式 — 轮播卡片断点
   ============================================================ */

@media (max-width: 1200px) {
  #arcStage { height: 480px; }
}

@media (max-width: 992px) {
  #arcStage { height: 440px; }
}

@media (max-width: 768px) {
  .solution-item {
    min-height: 360px;
    aspect-ratio: auto;
  }
  .solution-overlay {
    padding: 32px 24px;
  }
  #arcStage {
    width: 460px !important;
    height: 400px;
  }
}

@media (max-width: 640px) {
  #arcStage { height: 360px; }
}

@media (max-width: 480px) {
  #arcStage {
    width: 460px !important;
    height: 320px;
  }

  .arc-card-v2 {
    width: 180px !important;
    height: 56px !important;
  }

  .arc-card-v2 > div {
    padding: 4px 8px !important;
  }

  .arc-card-v2 .card-title {
    font-size: 10px !important;
  }

  .arc-card-v2 .card-desc {
    font-size: 8px !important;
  }
}
/* ── news页面的话题标签（Topic Tags）── */
.topic-tag {
  padding: 8px 20px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-sans);
  box-shadow: var(--shadow-md);
}

.topic-tag:hover {
  border-color: #1f68e1;
  color: #ffffff;
  background: linear-gradient(145deg, #1f68e1, #4c88e3);
  box-shadow: 0 4px 15px rgba(31, 104, 225, 0.35);
}

.topic-tag.active {
  border-color: #1f68e1;
  background: linear-gradient(145deg, #1f68e1, #4c88e3);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(31, 104, 225, 0.35);
}

/* ============================================================
   14. 留言板 (Message Board)
   ============================================================ */

.message-board-section {
  background: var(--color-bg);
  min-height: 100vh;
}

.message-board-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 96px 32px;
}

.message-board-header {
  text-align: center;
  margin-bottom: 24px;
}

.message-board-header h2 {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 600;
  color: var(--color-text-primary);
  text-wrap: balance;
  margin-bottom: 16px;
}

.message-board-header .section-divider {
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  margin: 0 auto 24px;
}

.message-board-header p {
  font-size: 16px;
  font-weight: 400;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.message-board-form-wrapper {
  max-width: 720px;
  margin: 48px auto 0;
}

.message-board-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.message-board-form .form-group {
  display: flex;
  flex-direction: column;
}

.message-board-form label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 6px;
}

.message-board-form label .required {
  color: #e74c3c;
}

.message-board-form input,
.message-board-form select,
.message-board-form textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--color-text-primary);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  outline: none;
  box-sizing: border-box;
  font-family: inherit;
}

.message-board-form input:focus,
.message-board-form select:focus,
.message-board-form textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(31, 104, 225, 0.15);
}

.message-board-form select {
  cursor: pointer;
  appearance: auto;
}

.message-board-form textarea {
  resize: vertical;
  min-height: 120px;
}
.message-board-form input,
.message-board-form select,
.message-board-form textarea {
  background: var(--color-bg-secondary);
}
.message-board-form input::placeholder,
.message-board-form textarea::placeholder {
  color: #999999;
}
/* ── 提交按钮区域 ── */
.message-board-form .form-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.message-board-form .submit-btn {
  padding: 14px 48px;
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  background: linear-gradient(145deg, #1f68e1, #4c88e3);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(31, 104, 225, 0.35);
}

.message-board-form .submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(31, 104, 225, 0.5);
}

.message-board-form .submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

.message-board-form .form-status {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.message-board-form .form-status.success {
  color: #27ae60;
}

.message-board-form .form-status.error {
  color: #e74c3c;
}

.message-board-form .form-status.loading {
  color: var(--color-text-secondary);
}



/* ── 响应式 ── */
@media (max-width: 768px) {
  .message-board-container {
    padding: 60px 20px;
  }

  .message-board-form .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .message-board-form .submit-btn {
    width: 100%;
    justify-content: center;
  }

  .message-board-form .form-status {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .message-board-container {
    padding: 40px 16px;
  }

  .message-board-header h2 {
    font-size: 20px;
  }

  .message-board-form input,
  .message-board-form select,
  .message-board-form textarea {
    padding: 10px 14px;
    font-size: 14px;
  }

  .message-board-form .submit-btn {
    padding: 12px 32px;
    font-size: 15px;
  }
}
/* ============================================================
   15. Dermatology-模块 4：产品功能介绍
   ============================================================ */
.tech-card {
  transition: transform 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.24s ease;
}
.tech-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-lighter);
}
/* --- 15. Dermatology-模块 3：产品背景介绍 --- */
.app-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
/* --- 15. Dermatology-模块 1：移动端 --- */
.mobile-menu-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background: var(--color-bg);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
  padding: 24px;
  box-shadow: -4px 0 20px rgba(0,0,0,0.1);
}
.mobile-menu-drawer.open {
  transform: translateX(0);
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}
/* --- 15. Dermatology-模块 7：另外两类产品的跳转 --- */

.related-card {
  transition: transform 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.24s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}
/* hero页的遮盖层 */
.body-hero-gradient {
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.50) 0%, rgba(26, 82, 118, 0.40) 50%, rgba(46, 134, 193, 0.20) 100%);
}

/* ============================================================
   16. 首页(Home)样式
   ============================================================ */

/* ── 首页-模块2(Hero)：非对称渐变遮罩 ── */
.hero-gradient {
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.55) 20%, rgba(26, 82, 118, 0.30) 40%, rgba(26, 82, 118, 0.10) 100%);
}

/* ── 首页-模块2(Hero)：滚动指示器弹跳动画 ── */
@keyframes scrollBounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(8px); }
  60% { transform: translateY(4px); }
}
.scroll-indicator { animation: scrollBounce 2s infinite; }

/* ── 首页-模块4(新闻资讯)：隐藏新闻列表原生滚动条 ── */
#newsList::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

/* ============================================================
   17. Plastic-Surgery 样式（与 Dermatology 页共用，见第15节）
   ============================================================ */
/* ── Plastic-Surgery 复用 Dermatology 的卡片/勾选样式 ──
   说明：.tech-card / .app-check / .related-card 等在
   第15节(Dermatology)中已定义且内容一致，此处直接复用，
   不再重复声明，避免样式冲突。 */

/* ============================================================
   18. Personal-Care 样式（与 Dermatology 页共用，见第15节）
   ============================================================ */
/* ── Personal-Care 复用 Dermatology 的卡片/勾选样式 ──
   说明：.tech-card / .app-check / .related-card 等在
   第15节(Dermatology)中已定义且内容一致，此处直接复用，
   不再重复声明，避免样式冲突。 */

/* ============================================================
   19. About 样式
   ============================================================ */
/* ── About-模块2(Hero)：非对称渐变遮罩 ── */
.about-hero-gradient {
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.78) 0%, rgba(26, 82, 118, 0.50) 40%, rgba(46, 134, 193, 0.30) 100%);
}
/* ── About-模块2(Hero)：背景装饰数字 ── */
.geo-number {
  font-size: clamp(120px, 15vw, 200px);
  font-weight: 800;
  line-height: 0.85;
  color: var(--color-primary-bg);
  -webkit-text-stroke: 1px var(--color-primary-lighter);
  letter-spacing: -0.04em;
  user-select: none;
  opacity: 0.6;
}
/* ── About-模块4(核心优势)：卡片 ── */
.strength-card {
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
  border-left: 3px solid var(--color-primary-light);
}
.strength-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}
/* ── About-模块5(发展历程)：时间轴容器 ── */
.timeline-container {
  position: relative;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0 12px 16px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary-light) var(--color-bg-tertiary);
}
.timeline-container::-webkit-scrollbar {
  height: 6px;
  transition: opacity 0.3s ease;
}
.timeline-container::-webkit-scrollbar-track {
  background: var(--color-bg-tertiary);
  border-radius: 8px;
}
.timeline-container::-webkit-scrollbar-thumb {
  background: var(--color-primary-light);
  border-radius: 8px;
}
/* ── About-模块5(发展历程)：时间轴轨道 ── */
.timeline-track {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: 28px;
  min-width: max-content;
  padding: 0 8px;
  scroll-snap-type: x proximity;
}
.timeline-track::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 40px;
  height: 2px;
  background: linear-gradient(90deg, rgba(46, 134, 193, 0.12), var(--color-primary-light) 15%, rgba(46, 134, 193, 0.35) 50%, var(--color-primary-light) 85%, rgba(46, 134, 193, 0.12));
  z-index: 0;
}
/* ── About-模块5(发展历程)：时间轴条目 ── */
.timeline-item {
  position: relative;
  width: 280px;
  flex-shrink: 0;
  padding: 58px 0 0 0;
  scroll-snap-align: start;
}
/* ── About-模块5(发展历程)：年份徽章 ── */
.timeline-item .timeline-year {
  position: absolute;
  top: 34px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--color-primary-light);
  color: var(--color-text-inverse);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(46, 134, 193, 0.3);
}
/* ── About-模块5(发展历程)：最新条目脉冲动画 ── */
@keyframes timelinePulse {
  0%, 100% {
    box-shadow: 0 0 0 2px var(--color-primary-light), 0 0 0 0 rgba(46, 134, 193, 0.4);
  }
  50% {
    box-shadow: 0 0 0 2px var(--color-primary-light), 0 0 0 10px rgba(46, 134, 193, 0);
  }
}
.timeline-item.latest::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary-light);
  border: 3px solid var(--color-bg);
  animation: timelinePulse 2.5s ease-in-out infinite;
  z-index: 3;
}
/* ── About-模块5(发展历程)：里程碑卡片 ── */
.timeline-item .timeline-card {
  border-radius: var(--radius-lg);
  padding: 20px;
  background: linear-gradient(165deg, #eaf4fb, #f7fbfe);
  border: 1px solid #cfe4f3;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  height: 100%;
}
.timeline-item .timeline-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}
/* ── About-模块6(荣誉资质)：卡片左侧渐变边 ── */
.honor-card {
  position: relative;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.honor-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  border-radius: 4px 0 0 4px;
}
/* ── About-模块7(合作伙伴)：卡片几何装饰 ── */
.partner-card {
  position: relative;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.partner-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}
.partner-card::after {
  content: '';
  position: absolute;
  bottom: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  opacity: 0.5;
  transition: opacity 0.3s ease;
}
.partner-card:hover::after {
  opacity: 0.8;
}

/* ============================================================
   20. News 样式
   ============================================================ */
/* ── News-模块2(Hero)：几何渐变背景 ── */
.hero-pattern {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e6a9a 40%, var(--color-primary-light) 100%);
}
.hero-pattern::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.hero-pattern::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(46, 134, 193, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.05);
}
/* ── News-模块2(Hero)：几何装饰圆/线 ── */
.hero-geo-1 {
  position: absolute;
  top: 15%;
  right: 10%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(93, 173, 226, 0.15), transparent 70%);
  border: 1px solid rgba(255, 255, 255, 0.07);
}
.hero-geo-2 {
  position: absolute;
  bottom: 10%;
  right: 25%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle at 60% 40%, rgba(133, 193, 233, 0.1), transparent 70%);
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.hero-geo-3 {
  position: absolute;
  top: 40%;
  left: 5%;
  width: 150px;
  height: 150px;
  transform: rotate(45deg);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.hero-geo-4 {
  position: absolute;
  bottom: 20%;
  left: 30%;
  width: 100px;
  height: 100px;
  transform: rotate(20deg);
  border-radius: 12px;
  background: rgba(46, 134, 193, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.04);
}
.hero-line-1 {
  position: absolute;
  top: 0;
  left: 60%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.06), transparent);
}
.hero-line-2 {
  position: absolute;
  top: 0;
  left: 30%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.04), transparent);
}
/* ── News-模块4(Company News)：新闻卡片 ── */
.news-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-sm);
}
.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}
/* ── News-模块4(Company News)：卡片统一高度(Read More 贴底) ── */
.news-card {
  display: flex;
  flex-direction: column;
}
.news-card .p-6 {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card .news-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 24px;
  line-height: 24px;
  padding: 0 2px;
  white-space: nowrap;
  margin-top: auto;
}
.news-card .news-read-more svg {
  flex-shrink: 0;
}
/* ── News-模块4(Company News)：统一大小图片框(竖图锁定中间 / 横图等比整图 + 模糊填补) ── */
.news-media {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-secondary);
  display: block;
}
.news-media__bg {
  position: absolute;
  top: -6%;
  left: -6%;
  width: 112%;
  height: 112%;
  background-size: cover;
  background-position: center;
  filter: blur(18px) saturate(1.2) brightness(0.9);
  transform: scale(1.05);
  z-index: 0;
}
.news-media__img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  z-index: 1;
  margin: 0 auto;
}
/* ── News-模块4(Company News)：详情弹窗多图切换(箭头 + 圆点) ── */
.news-modal__dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 12px;
  display: flex;
  justify-content: center;
  gap: 8px;
  z-index: 3;
}
.news-modal__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}
.news-modal__dot.active {
  background: var(--color-primary-light);
  transform: scale(1.25);
}
.news-modal__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 34px;
  height: 44px;
  border: none;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  background: rgba(15, 23, 42, 0.35);
  transition: background 0.2s ease, opacity 0.2s ease;
  padding: 0;
}
.news-modal__nav:hover {
  background: rgba(15, 23, 42, 0.6);
}
.news-modal__nav--prev { left: 10px; }
.news-modal__nav--next { right: 10px; }
/* ── News-模块4(Company News)：详情弹窗 ── */
.news-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.news-modal.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.news-modal__dialog {
  position: relative;
  display: flex;
  width: min(920px, 100%);
  max-height: min(620px, 86vh);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  overflow: hidden;
  transform: translateY(14px) scale(0.98);
  transition: transform 0.3s ease;
}
.news-modal.open .news-modal__dialog {
  transform: translateY(0) scale(1);
}
.news-modal__image {
  flex: 0 0 42%;
  background: var(--color-bg-secondary);
  position: relative;
}
.news-modal__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.news-modal__content {
  position: relative;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 28px 18px 22px 26px;
}
.news-modal__scroll {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding-right: 14px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.news-modal__scroll::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}
.news-modal__thumb {
  position: absolute;
  right: 2px;
  top: 0;
  width: 4px;
  border-radius: 2px;
  background: var(--color-primary-lightest);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.news-modal__close {
  position: absolute;
  top: 14px;
  right: 16px;
  z-index: 2;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}
.news-modal__close:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-on-primary);
}
@media (max-width: 767px) {
  .news-modal__dialog {
    flex-direction: column;
    max-height: 90vh;
  }
  .news-modal__image {
    flex: 0 0 200px;
  }
}
/* ── News-模块5(Events)：活动卡片 ── */
.event-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: var(--shadow-sm);
}
.event-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}
/* ── News-模块5(Events)：日期徽章 ── */
.date-badge {
  position: relative;
}
.date-badge::before {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-primary-bg);
}
/* ── News-模块7(联系我们)：清单项 ── */
.checklist-item {
  transition: transform 0.15s ease;
}
.checklist-item:hover {
  transform: translateX(4px);
}
/* ── News：滚动显示延迟 ── */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================================
   21. Resources 样式
   ============================================================ */
/* ── Resources-模块2(Hero)：浅色渐变背景(独立类名避免与 News 冲突) ── */
.hero-pattern-resources {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 50%, var(--color-bg-secondary) 100%);
}
.hero-pattern-resources::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 134, 193, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-pattern-resources::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 134, 193, 0.04) 0%, transparent 70%);
  pointer-events: none;
}
/* ── Resources-模块4(下载)：文档卡片 ── */
.doc-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border-left: 3px solid var(--color-border);
}
.doc-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--color-primary-light);
}
.doc-card .download-btn {
  opacity: 0.8;
  transition: opacity 0.2s ease, background-color 0.2s ease;
}
.doc-card:hover .download-btn {
  opacity: 1;
}
/* ── Resources-模块5(留言板)：筛选容器 ── */
.filter-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
/* ── Resources：小节分隔线 ── */
.section-divider {
  width: 48px;
  height: 3px;
  background: var(--color-primary-light);
  border-radius: 2px;
}