/* 响应式样式 */

/* 多语言文本自适应 */

/* 导航栏标签 */
.tab-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  border-radius: var(--radius);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.tab-btn span {
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 顶部导航栏 */
.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0 20px;
}

.topnav-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* 按钮文本 */
.btn {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
  text-align: center;
}

/* 横幅标题 */
.banner-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 2;
  padding: 24px;
  box-sizing: border-box;
}

.banner-title {
  overflow-wrap: break-word;
  max-width: 100%;
  line-height: 1.2;
  margin-bottom: 16px;
}

.banner-title span {
  display: block;
}

.btn-join {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 90%;
  text-align: center;
}

/* 侧边栏 */
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  transition: all 0.3s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  position: relative;
}

.nav-item span {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-badge {
  margin-left: auto;
  background: var(--pink);
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.3px;
  animation: badge-pulse 2s infinite;
  white-space: nowrap;
  flex-shrink: 0;
}

/* 页脚 */
.footer-grid {
  display: grid;
  gap: 32px;
}

.footer-link {
  display: block;
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 150px;
}

/* 价格计划 */
.plan-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.plan-features li {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* 移动设备断点 */
@media (max-width: 768px) {
  /* 基础样式调整 */
  body {
    font-size: 14px;
  }
  
  /* 内容容器调整 */
  .content > div {
    padding: 0 16px;
    max-width: 100% !important;
  }
  
  /* 标题样式 */
  h1 {
    font-size: 28px !important;
  }
  
  h2 {
    font-size: 20px !important;
  }
  
  h3 {
    font-size: 16px !important;
  }
  
  /* 段落样式 */
  p {
    font-size: 16px !important;
  }
  
  /* 网格布局调整 */
  .grid-2-cols {
    grid-template-columns: 1fr !important;
    gap: 24px !important;
  }
  
  .grid-3-cols {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  
  .grid-4-cols {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  
  /* 按钮样式 */
  .btn {
    padding: 12px 24px !important;
    font-size: 16px !important;
    max-width: 100% !important;
    white-space: normal !important;
  }
  
  .btn-lg {
    padding: 14px 28px !important;
    font-size: 18px !important;
  }
  
  /* 卡片样式 */
  .card {
    padding: 24px !important;
  }
  
  /* 导航栏调整 */
  .topnav-actions {
    display: none !important;
  }
  
  .topnav {
    justify-content: space-between !important;
  }
  
  /* 侧边栏调整 */
  .sidebar {
    width: 280px !important;
    transform: translateX(-100%) !important;
    z-index: 200 !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    height: 100vh !important;
  }
  
  .sidebar.open {
    transform: translateX(0) !important;
  }
  
  /* 侧边栏覆盖层调整 */
  .sidebar-overlay {
    display: none !important;
    z-index: 199 !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(0, 0, 0, 0.6) !important;
  }
  
  .sidebar-overlay.open {
    display: block !important;
  }
  
  /* 汉堡按钮调整 */
  .hamburger-btn {
    display: flex !important;
    z-index: 9999 !important;
    position: relative !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
  
  /* 确保顶部导航栏在移动设备上正确显示 */
  .topnav {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 0 16px !important;
  }
  
  .topnav-actions {
    display: none !important;
  }
  
  .topnav-logo {
    display: block !important;
  }
  
  /* 确保主内容区域在移动设备上正确显示 */
  .main-wrapper {
    margin-left: 0 !important;
  }
  
  /* 顶部导航调整 */
  .topnav {
    position: relative !important;
    z-index: 100 !important;
  }
  
  /* 页脚调整 */
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
    text-align: center !important;
  }
  
  .footer-bottom {
    flex-direction: column !important;
    gap: 16px !important;
  }
  
  /* 特定页面调整 */
  
  /* Premium页面 */
  #premium-pricing {
    grid-template-columns: 1fr !important;
  }
  
  #premium-benefits {
    grid-template-columns: 1fr !important;
  }
  
  /* 产品页面 */
  .product-features {
    grid-template-columns: 1fr !important;
  }
  
  /* 画廊页面 */
  .gallery-grid {
    grid-template-columns: 1fr !important;
  }
  
  /* 表单调整 */
  form {
    max-width: 100% !important;
  }
  
  input, textarea {
    width: 100% !important;
  }
  
  /* 间距调整 */
  .content > div > header {
    margin-bottom: 32px !important;
  }
  
  .content > div > div {
    margin-bottom: 32px !important;
  }
  
  /* 图片调整 */
  img {
    max-width: 100% !important;
    height: auto !important;
  }
  
  /* 侧边栏底部链接 */
  .sidebar-bottom {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
  }
  
  /* 侧边栏页脚 */
  .sidebar-footer {
    flex-direction: column !important;
    gap: 8px !important;
    text-align: center !important;
  }
  
  /* 响应式隐藏元素 */
  .mobile-hidden {
    display: none !important;
  }
  
  /* 响应式显示元素 */
  .mobile-visible {
    display: block !important;
  }
  
  /* 多语言文本调整 */
  .tab-btn span {
    max-width: 60px !important;
  }
  
  .nav-item {
    padding: 10px 12px !important;
  }
  
  .footer-link {
    max-width: 100% !important;
    white-space: normal !important;
  }
  
  .plan-features li {
    white-space: normal !important;
  }
  
  /* 轮播图调整 */
  .banner-content {
    padding: 20px 16px !important;
  }
  
  .banner-title {
    font-size: 18px !important;
  }
  
  .btn-join {
    max-width: 100% !important;
    font-size: 14px !important;
    padding: 10px 24px !important;
  }
  
  /* 顶部导航调整 */
  .topnav {
    padding: 0 12px !important;
  }
  
  .topnav-actions {
    gap: 6px !important;
  }
  
  .btn {
    max-width: 140px !important;
    font-size: 12px !important;
    padding: 8px 16px !important;
  }
  
  /* 侧边栏调整 */
  .sidebar {
    width: 260px !important;
  }
  
  .nav-item {
    padding: 10px 12px !important;
  }
  
  .nav-item span {
    max-width: 140px !important;
  }
}

/* 平板设备断点 */
@media (min-width: 769px) and (max-width: 1024px) {
  /* 内容容器调整 */
  .content > div {
    padding: 0 24px;
    max-width: 900px !important;
  }
  
  /* 网格布局调整 */
  .grid-3-cols {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  
  .grid-4-cols {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  
  /* 页脚调整 */
  .footer-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

/* 小屏幕桌面设备断点 */
@media (min-width: 1025px) and (max-width: 1200px) {
  /* 内容容器调整 */
  .content > div {
    max-width: 960px !important;
  }
}

/* 通用响应式工具类 */

/* 响应式网格 */
.responsive-grid {
  display: grid;
  gap: 24px;
}

@media (max-width: 768px) {
  .responsive-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .responsive-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1025px) {
  .responsive-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 响应式文本 */
.responsive-text {
  font-size: 16px;
}

@media (max-width: 768px) {
  .responsive-text {
    font-size: 14px;
  }
}

@media (min-width: 1025px) {
  .responsive-text {
    font-size: 18px;
  }
}

/* 响应式间距 */
.responsive-spacing {
  margin-bottom: 32px;
}

@media (max-width: 768px) {
  .responsive-spacing {
    margin-bottom: 24px;
  }
}

@media (min-width: 1025px) {
  .responsive-spacing {
    margin-bottom: 48px;
  }
}

/* 响应式容器 */
.responsive-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 768px) {
  .responsive-container {
    padding: 0 16px;
  }
}

/* 响应式按钮 */
.responsive-btn {
  display: inline-block;
  padding: 12px 24px;
  font-size: 16px;
  text-align: center;
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

@media (max-width: 768px) {
  .responsive-btn {
    width: 100%;
    padding: 14px 28px;
    font-size: 18px;
  }
}

/* 响应式卡片 */
.responsive-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

@media (max-width: 768px) {
  .responsive-card {
    padding: 24px;
  }
}

/* 响应式标题 */
.responsive-heading {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  line-height: 1.2;
}

.responsive-heading.h1 {
  font-size: 36px;
}

.responsive-heading.h2 {
  font-size: 24px;
}

.responsive-heading.h3 {
  font-size: 18px;
}

@media (max-width: 768px) {
  .responsive-heading.h1 {
    font-size: 28px;
  }
  
  .responsive-heading.h2 {
    font-size: 20px;
  }
  
  .responsive-heading.h3 {
    font-size: 16px;
  }
}

@media (min-width: 1025px) {
  .responsive-heading.h1 {
    font-size: 40px;
  }
  
  .responsive-heading.h2 {
    font-size: 28px;
  }
  
  .responsive-heading.h3 {
    font-size: 20px;
  }
}