/*
 * 鼎盛集团淡金色高端商务风格CSS
 * Luxury Gold Design System for Dingsheng Group
 * 基于淡金色高端商务风格规范
 */

/* =====================================================
   CSS变量定义 - 淡金色高端商务风格
   ===================================================== */
:root {
  /* 淡金色商务色彩系统 */
  --luxury-gold-light: #F8F0E3;    /* 浅金色 - 主背景/卡片色 */
  --luxury-gold-dark: #D4AF37;     /* 暗金色 - 按钮主色/hover色 */
  --luxury-gold-vintage: #B8860B;  /* 复古金色 - 标题/强调文字 */
  --luxury-brown: #5D4037;         /* 深咖啡色 - 正文文字 */
  --luxury-white: #FFFFFF;         /* 纯白色 - 基础底色 */
  
  /* 渐变色彩 */
  --luxury-gradient-gold: linear-gradient(120deg, #F8F0E3 0%, #D4AF37 100%);
  --luxury-gradient-dark: linear-gradient(120deg, #5D4037 0%, #3E2723 100%);
  
  /* 中性色 */
  --luxury-gray-50: #fafafa;
  --luxury-gray-100: #f5f5f5;
  --luxury-gray-200: #eeeeee;
  --luxury-gray-300: #e0e0e0;
  --luxury-gray-400: #bdbdbd;
  --luxury-gray-500: #9e9e9e;
  --luxury-gray-600: #757575;
  --luxury-gray-700: #616161;
  --luxury-gray-800: #424242;
  --luxury-gray-900: #212121;
  
  /* 状态色 */
  --luxury-success: #4caf50;
  --luxury-warning: #ff9800;
  --luxury-error: #f44336;
  --luxury-info: #2196f3;
  
  /* 字体系统 */
  --luxury-font-family: 'Inter', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  --luxury-font-family-serif: 'Playfair Display', 'Microsoft YaHei', 'PingFang SC', 'Noto Serif SC', serif;
  
  /* 字体大小 - 符合规范 */
  --luxury-text-xs: 0.75rem;    /* 12px */
  --luxury-text-sm: 0.875rem;   /* 14px - 辅助文字 */
  --luxury-text-base: 1rem;     /* 16px - 正文 */
  --luxury-text-lg: 1.125rem;   /* 18px */
  --luxury-text-xl: 1.25rem;    /* 20px */
  --luxury-text-2xl: 1.5rem;    /* 24px - 二级标题 */
  --luxury-text-3xl: 1.75rem;   /* 28px - 一级标题 */
  
  /* 字重 */
  --luxury-font-normal: 400;
  --luxury-font-medium: 500;
  --luxury-font-semibold: 600;
  
  /* 行高 */
  --luxury-leading-tight: 1.2;
  --luxury-leading-normal: 1.5;
  --luxury-leading-relaxed: 1.75;
  
  /* 间距系统 - 基于8px单位 */
  --luxury-space-1: 0.5rem;   /* 8px */
  --luxury-space-2: 1rem;     /* 16px */
  --luxury-space-3: 1.5rem;   /* 24px - 卡片内边距 */
  --luxury-space-4: 2rem;     /* 32px */
  --luxury-space-5: 2.5rem;   /* 40px */
  --luxury-space-6: 3rem;     /* 48px - 模块间距 */
  
  /* 圆角系统 */
  --luxury-radius-sm: 0.25rem;  /* 4px - 输入框 */
  --luxury-radius-md: 0.5rem;   /* 8px - 卡片/按钮 */
  --luxury-radius-lg: 1rem;    /* 16px */
  
  /* 阴影系统 */
  --luxury-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --luxury-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --luxury-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* 金色阴影 */
  --luxury-shadow-gold: 0 4px 12px rgba(212, 175, 55, 0.2);
  --luxury-shadow-gold-hover: 0 6px 16px rgba(212, 175, 55, 0.3);
  
  /* 过渡动画 */
  --luxury-transition-fast: 150ms ease-out;
  --luxury-transition-normal: 300ms ease-out;
  --luxury-transition-slow: 450ms ease-out;
  
  /* 布局尺寸 */
  --luxury-header-height: 80px;    /* 顶部导航高度 */
  --luxury-footer-height: 120px;   /* 底部footer高度 */
  --luxury-container-width: 1200px; /* 内容区宽度 */
}

/* =====================================================
   基础重置和全局样式
   ===================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--luxury-font-family);
  font-size: var(--luxury-text-base);
  font-weight: var(--luxury-font-normal);
  line-height: var(--luxury-leading-normal);
  color: var(--luxury-brown);
  background-color: var(--luxury-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* =====================================================
   标题样式 - 符合规范
   ===================================================== */
.luxury-title-primary {
  font-size: var(--luxury-text-3xl);    /* 28px */
  font-weight: var(--luxury-font-semibold); /* 600 */
  line-height: var(--luxury-leading-tight);  /* 1.2 */
  color: var(--luxury-gold-vintage);        /* #B8860B */
  margin-bottom: var(--luxury-space-2);
}

.luxury-title-secondary {
  font-size: var(--luxury-text-2xl);    /* 24px */
  font-weight: var(--luxury-font-medium);   /* 500 */
  line-height: var(--luxury-leading-tight);  /* 1.2 */
  color: var(--luxury-gold-vintage);        /* #B8860B */
  margin-bottom: var(--luxury-space-2);
}

.luxury-title-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(120deg, var(--luxury-gold-dark), var(--luxury-gold-vintage));
  margin-bottom: var(--luxury-space-2);
}

.luxury-text-body {
  font-size: var(--luxury-text-base);   /* 16px */
  font-weight: var(--luxury-font-normal);  /* 400 */
  line-height: var(--luxury-leading-normal); /* 1.5 */
  color: var(--luxury-brown);              /* #5D4037 */
  margin-bottom: var(--luxury-space-2);
}

.luxury-text-assist {
  font-size: var(--luxury-text-sm);    /* 14px */
  font-weight: var(--luxury-font-normal); /* 400 */
  line-height: var(--luxury-leading-normal); /* 1.5 */
  color: var(--luxury-brown);              /* #5D4037 */
  opacity: 0.8;                              /* 80% 透明度 */
  margin-bottom: var(--luxury-space-1);
}

/* =====================================================
   高端商务卡片样式
   ===================================================== */
.luxury-card {
  background-color: var(--luxury-gold-light);  /* #F8F0E3 */
  border-radius: var(--luxury-radius-md);      /* 8px */
  padding: var(--luxury-space-3);              /* 24px */
  border: 1px solid rgba(212, 175, 55, 0.1);
  box-shadow: var(--luxury-shadow-sm);
  transition: all var(--luxury-transition-normal);
  position: relative;
  overflow: hidden;
}

.luxury-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.luxury-card:hover {
  box-shadow: var(--luxury-shadow-gold);
  transform: translateY(-8px) scale(1.02);
}

.luxury-card:hover::before {
  opacity: 1;
}

.luxury-card-gold {
  background: var(--luxury-gradient-gold);
  color: var(--luxury-white);
  border: none;
}

/* =====================================================
   高端按钮样式
   ===================================================== */
.luxury-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--luxury-space-2) var(--luxury-space-3);
  border-radius: var(--luxury-radius-md);      /* 8px */
  font-size: var(--luxury-text-base);         /* 16px */
  font-weight: var(--luxury-font-medium);     /* 500 */
  line-height: var(--luxury-leading-tight);   /* 1.2 */
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
}

.luxury-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.luxury-btn:hover::before {
  left: 100%;
}

.luxury-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
}

.luxury-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

.luxury-btn-primary {
  background: var(--luxury-gold-dark);        /* #D4AF37 */
  color: var(--luxury-white);
  box-shadow: var(--luxury-shadow-sm);
}

.luxury-btn-primary:hover {
  background: var(--luxury-gold-vintage);     /* #B8860B */
  box-shadow: var(--luxury-shadow-gold);
  transform: scale(1.02);
}

.luxury-btn-primary:active {
  transform: scale(0.98);
}

.luxury-btn-outline {
  background: transparent;
  color: var(--luxury-gold-dark);
  border: 2px solid var(--luxury-gold-dark);
}

.luxury-btn-outline:hover {
  background: var(--luxury-gold-dark);
  color: var(--luxury-white);
  transform: scale(1.02);
}

/* =====================================================
   表单输入框样式
   ===================================================== */
.luxury-input {
  width: 100%;
  padding: var(--luxury-space-2);
  border: 2px solid var(--luxury-gold-light);  /* #F8F0E3 */
  border-radius: var(--luxury-radius-sm);      /* 4px */
  font-size: var(--luxury-text-base);         /* 16px */
  font-family: var(--luxury-font-family);
  color: var(--luxury-brown);                /* #5D4037 */
  background-color: var(--luxury-white);
  transition: all var(--luxury-transition-normal);
  outline: none;
}

.luxury-input:focus {
  border-color: var(--luxury-gold-dark);      /* #D4AF37 */
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.luxury-input::placeholder {
  color: var(--luxury-brown);
  opacity: 0.6;
}

/* =====================================================
   布局工具类
   ===================================================== */
.luxury-container {
  max-width: var(--luxury-container-width);  /* 1200px */
  margin: 0 auto;
  padding: 0 var(--luxury-space-3);         /* 24px */
}

.luxury-section {
  padding: var(--luxury-space-6) 0;          /* 48px 上下间距 */
}

.luxury-divider {
  height: 1px;
  background-color: var(--luxury-gold-light);
  margin: var(--luxury-space-6) 0;           /* 48px 间距 */
}

/* =====================================================
   导航栏样式
   ===================================================== */
.luxury-navbar {
  background-color: #F5F0E5;  /* 温暖的米色，更符合家居装饰风格 */
  height: var(--luxury-header-height);        /* 80px */
  border-bottom: 2px solid #D4AF37;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  /* 移除格子状纹理，使用纯色背景 */
  background-image: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 导航栏滚动效果 */
.luxury-navbar.scrolled {
  background-color: rgba(248, 240, 227, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
  border-bottom-color: var(--luxury-gold-vintage);
}

.luxury-navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--luxury-space-3);  /* 24px */
  max-width: var(--luxury-container-width);
  margin: 0 auto;
}

.luxury-navbar-brand {
  display: flex;
  align-items: center;
}

.luxury-logo {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--luxury-gradient-gold);
  color: var(--luxury-white);
  font-size: var(--luxury-text-xl);
  font-weight: var(--luxury-font-semibold);
  border-radius: var(--luxury-radius-md);
  margin-right: var(--luxury-space-2);
  box-shadow: var(--luxury-shadow-gold);
}

.luxury-brand-text {
  font-size: var(--luxury-text-xl);
  font-weight: var(--luxury-font-semibold);
  color: var(--luxury-gold-vintage);
}

.luxury-navbar-nav {
  display: flex;
  align-items: center;
}

.luxury-nav-link {
  color: var(--luxury-brown);
  font-size: var(--luxury-text-base);
  font-weight: var(--luxury-font-medium);
  text-decoration: none;
  padding: var(--luxury-space-1) var(--luxury-space-2);
  border-radius: var(--luxury-radius-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.luxury-navbar-nav .luxury-nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.1), transparent);
  transition: left 0.5s ease;
}

.luxury-navbar-nav .luxury-nav-link:hover::before {
  left: 100%;
}

.luxury-navbar-nav .luxury-nav-link:hover {
  color: var(--luxury-gold-dark);
  transform: translateY(-2px);
  background-color: rgba(212, 175, 55, 0.05);
}

.luxury-navbar-nav .luxury-nav-link:hover,
.luxury-navbar-nav .luxury-nav-link.active {
  color: var(--luxury-gold-dark);
}

.luxury-navbar-nav .luxury-nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--luxury-gradient-gold);
  transform: scaleX(0);
  transition: transform var(--luxury-transition-normal);
}

.luxury-navbar-nav .luxury-nav-link:hover::after,
.luxury-navbar-nav .luxury-nav-link.active::after {
  transform: scaleX(1);
}

/* =====================================================
   Hero区域样式
   ===================================================== */
.luxury-hero-section {
  background: var(--luxury-gradient-gold);
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.luxury-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.1;
}

.floating-element {
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--luxury-gold-dark) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.floating-element:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-element:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 7s;
  width: 300px;
  height: 300px;
}

.floating-element:nth-child(3) {
  bottom: 20%;
  left: 20%;
  animation-delay: 14s;
  width: 150px;
  height: 150px;
}

.luxury-hero-cta {
  display: flex;
  gap: var(--luxury-space-2);
  flex-wrap: wrap;
  margin-top: var(--luxury-space-4);
}

/* =====================================================
   双列布局样式
   ===================================================== */
.luxury-two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--luxury-space-5);
  align-items: center;
}

.luxury-image-container {
  position: relative;
  border-radius: var(--luxury-radius-md);
  overflow: hidden;
  box-shadow: var(--luxury-shadow-lg);
}

.luxury-feature-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border: 8px solid var(--luxury-gold-light);
  border-radius: var(--luxury-radius-md);
}

.luxury-image-caption {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255,255,255,0.9);
  padding: var(--luxury-space-2) var(--luxury-space-3);
  border-radius: var(--luxury-radius-sm);
  border-left: 4px solid var(--luxury-gold-dark);
}

/* =====================================================
   特性网格样式
   ===================================================== */
.luxury-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--luxury-space-2);
  margin-top: var(--luxury-space-4);
}

.luxury-feature {
  background: var(--luxury-gold-light);
  padding: var(--luxury-space-2);
  border-radius: var(--luxury-radius-sm);
  text-align: center;
}

.luxury-feature-icon {
  width: 50px;
  height: 50px;
  background: var(--luxury-gradient-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--luxury-space-2);
  font-size: var(--luxury-text-xl);
  color: var(--luxury-white);
}

.luxury-feature-title {
  font-size: var(--luxury-text-base);
  font-weight: var(--luxury-font-medium);
  color: var(--luxury-gold-vintage);
  margin-bottom: 4px;
}

.luxury-feature-desc {
  font-size: var(--luxury-text-sm);
  opacity: 0.8;
}

/* =====================================================
   卡片网格样式
   ===================================================== */
.luxury-section-header {
  text-align: center;
  margin-bottom: var(--luxury-space-6);
}

.luxury-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--luxury-space-5);
}

.luxury-card-icon {
  width: 80px;
  height: 80px;
  background: var(--luxury-gradient-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--luxury-space-3);
  font-size: 2rem;
  color: var(--luxury-white);
  box-shadow: var(--luxury-shadow-gold);
}

.luxury-feature-list {
  margin-bottom: var(--luxury-space-4);
}

.luxury-feature-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--luxury-space-2);
}

.luxury-feature-check {
  width: 20px;
  height: 20px;
  background: var(--luxury-gold-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--luxury-space-2);
  color: var(--luxury-gold-dark);
  font-size: var(--luxury-text-xs);
}

/* =====================================================
   CTA区域样式
   ===================================================== */
.luxury-cta-section {
  background: var(--luxury-gradient-gold);
  padding: var(--luxury-space-6) 0;
  position: relative;
  overflow: hidden;
}

.luxury-cta-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.05;
}

.luxury-cta-content {
  display: flex;
  justify-content: center;
}

.luxury-cta-card {
  max-width: 800px;
  background: rgba(255,255,255,0.95);
  padding: var(--luxury-space-6);
  border-radius: var(--luxury-radius-md);
  box-shadow: var(--luxury-shadow-lg);
  text-align: center;
}

.luxury-cta-buttons {
  display: flex;
  gap: var(--luxury-space-2);
  justify-content: center;
  flex-wrap: wrap;
}

/* =====================================================
   Footer样式
   ===================================================== */
.luxury-footer {
  background-color: var(--luxury-brown);      /* #5D4037 */
  color: var(--luxury-gold-light);          /* #F8F0E3 */
  padding: var(--luxury-space-6) 0;         /* 48px 上下间距 */
  min-height: var(--luxury-footer-height);  /* 120px */
  position: relative;
  margin-top: 80px;
  /* 添加浅金暗纹效果 */
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(248, 240, 227, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(248, 240, 227, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 40% 60%, rgba(248, 240, 227, 0.03) 0%, transparent 50%);
}

.luxury-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--luxury-space-4);
  margin-bottom: var(--luxury-space-3);
  border-bottom: 1px solid rgba(248, 240, 227, 0.2);
  padding-bottom: var(--luxury-space-3);
}

.luxury-footer-brand {
  max-width: 300px;
}

.luxury-footer-logo {
  display: flex;
  align-items: center;
  gap: var(--luxury-space-2);
  margin-bottom: var(--luxury-space-2);
}

.luxury-logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--luxury-gradient-gold);
  color: var(--luxury-white);
  font-size: var(--luxury-text-xl);
  font-weight: var(--luxury-font-semibold);
  border-radius: var(--luxury-radius-md);
}

.luxury-footer-brand-name {
  font-size: var(--luxury-text-xl);
  font-weight: var(--luxury-font-semibold);
  color: var(--luxury-gold-light);
}

.luxury-footer-section {
  display: flex;
  flex-direction: column;
}

.luxury-footer-title {
  font-size: var(--luxury-text-lg);
  font-weight: var(--luxury-font-medium);
  color: var(--luxury-gold-light);
  margin-bottom: var(--luxury-space-2);
}

.luxury-footer-links {
  list-style-type: none;
}

.luxury-footer-links li {
  margin-bottom: var(--luxury-space-1);
}

.luxury-footer-link {
  color: var(--luxury-gold-light);
  text-decoration: none;
  transition: color var(--luxury-transition-normal);
}

.luxury-footer-link:hover {
  color: var(--luxury-gold-dark);
}

.luxury-footer-contact {
  color: var(--luxury-gold-light);
  margin-bottom: var(--luxury-space-1);
}

.luxury-footer-bottom {
  text-align: center;
  margin-top: var(--luxury-space-3);
  padding-top: var(--luxury-space-2);
  border-top: 1px solid rgba(248, 240, 227, 0.2);
  color: var(--luxury-gold-light);
  opacity: 0.8;
}

/* =====================================================
   响应式设计
   ===================================================== */
@media (max-width: 1024px) {
  .luxury-container {
    padding: 0 var(--luxury-space-2); /* 16px instead of 24px */
  }
  
  .luxury-navbar-container {
    padding: 0 var(--luxury-space-2);
  }
  
  .luxury-two-column {
    grid-template-columns: 1fr;
    gap: var(--luxury-space-4);
  }
  
  .luxury-features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .luxury-card {
    margin-bottom: var(--luxury-space-3);
  }
  
  .luxury-footer-grid {
    grid-template-columns: 1fr;
    gap: var(--luxury-space-3);
  }
  
  .luxury-navbar-container {
    flex-direction: row;
    justify-content: space-between;
    height: var(--luxury-header-height);
    padding: 0 var(--luxury-space-3);
    max-width: none !important;
    margin: 0 !important;
    width: 100% !important;
  }
  
  .luxury-navbar-nav {
    position: fixed;
    top: var(--luxury-header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    width: 100%;
    gap: 0;
    margin-top: 0;
    background: #F5F0E5;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  .luxury-navbar-nav.active {
    max-height: 400px;
  }
  
  .luxury-nav-link {
    padding: var(--luxury-space-2) var(--luxury-space-3);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    display: block;
    width: 100%;
    text-align: center;
  }
  
  .luxury-nav-link:last-child {
    border-bottom: none;
  }
  
  /* 移动菜单切换按钮 */
  .luxury-mobile-menu-toggle {
    display: flex !important;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--luxury-space-2);
    z-index: 1001;
  }
  
  .luxury-mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--luxury-brown);
    border-radius: 1px;
    transition: all 0.3s ease;
  }
  
  .luxury-mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
  }
  
  .luxury-mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .luxury-mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }
  
  .luxury-cards-grid {
    grid-template-columns: 1fr;
    gap: var(--luxury-space-3);
  }
  
  .luxury-hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .luxury-cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}

/* =====================================================
   动画和过渡
   ===================================================== */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.luxury-fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
  opacity: 0;
  transform: translateY(30px);
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 按钮波纹效果 */
.ripple {
  position: absolute;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  transform: scale(0);
  animation: ripple 0.6s ease-out;
}

/* =====================================================
   实用工具类
   ===================================================== */
.luxury-text-center {
  text-align: center;
}

.luxury-mb-0 {
  margin-bottom: 0;
}

.luxury-mb-1 {
  margin-bottom: var(--luxury-space-1);
}

.luxury-mb-2 {
  margin-bottom: var(--luxury-space-2);
}

.luxury-mb-3 {
  margin-bottom: var(--luxury-space-3);
}

.luxury-mt-2 {
  margin-top: var(--luxury-space-2);
}

.luxury-mt-3 {
  margin-top: var(--luxury-space-3);
}

.luxury-mt-4 {
  margin-top: var(--luxury-space-4);
}