/**
 * Vogue Vibes TH - 高端奢华样式系统
 * 色彩方案：米白 + 金色 + 黑色 + 玫瑰金 + 20%粉色点缀
 */

/* =================== 基础样式 =================== */
:root {
  /* 主色调 */
  --color-cream: #FAF7F2;
  --color-gold: #C9A84C;
  --color-black: #1A1A1A;
  --color-rose-gold: #B76E79;
  
  /* 粉色点缀 (20%) */
  --color-soft-pink: #F4C2C2;
  --color-light-rose: #FADADD;
  
  /* 辅助色 */
  --color-grey: #8E8E8E;
  --color-light-grey: #F5F5F5;
  --color-white: #FFFFFF;
  
  /* 渐变 */
  --gradient-gold: linear-gradient(135deg, #C9A84C 0%, #E5D19F 100%);
  --gradient-rose: linear-gradient(135deg, #B76E79 0%, #D4949D 100%);
  --gradient-pink: linear-gradient(135deg, #F4C2C2 0%, #FADADD 100%);
  
  /* 字体 */
  --font-primary: 'Lato', 'Noto Sans Thai', sans-serif;
  --font-heading: 'Playfair Display', serif;
  
  /* 阴影 */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  
  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  /* 过渡 */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* 重置样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-cream);
  color: var(--color-black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* =================== 字体加载 =================== */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Lato:wght@300;400;500;600;700&family=Noto+Sans+Thai:wght@300;400;500;600;700&display=swap');

/* =================== 通用元素 =================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--color-rose-gold);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* =================== 导航栏 =================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  padding: 1rem 0;
}

.navbar-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-black);
  text-decoration: none;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.language-switcher {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--color-grey);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-grey);
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.lang-btn:hover,
.lang-btn.active {
  border-color: var(--color-gold);
  background: var(--gradient-gold);
  color: var(--color-white);
}

.cart-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--gradient-gold);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}

.cart-icon:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.cart-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--color-white);
}

.cart-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--color-rose-gold);
  color: var(--color-white);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

/* =================== 按钮样式 =================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--gradient-gold);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--gradient-rose);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background: var(--gradient-gold);
  color: var(--color-white);
}

.btn-pink {
  background: var(--gradient-pink);
  color: var(--color-black);
}

.btn-pink:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* =================== 容器 =================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

/* =================== 卡片 =================== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
  transition: var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* =================== 商品卡片 =================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
  background: var(--gradient-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.2rem;
}

.product-info {
  padding: 1.5rem;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-black);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.product-category {
  font-size: 0.875rem;
  color: var(--color-grey);
  margin-bottom: 1rem;
}

/* =================== Hero Banner =================== */
.hero {
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-light-rose) 100%);
  padding: 6rem 2rem;
  text-align: center;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content {
  max-width: 800px;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--color-grey);
  margin-bottom: 2rem;
}

/* =================== 表单 =================== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-black);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-light-grey);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* =================== Toast提示 =================== */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  background: var(--color-black);
  color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  animation: slideIn 0.3s ease;
}

.toast-success {
  background: #28a745;
}

.toast-error {
  background: #dc3545;
}

.toast.fade-out {
  animation: slideOut 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOut {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(400px);
    opacity: 0;
  }
}

/* =================== 页脚 =================== */
.footer {
  background: var(--color-black);
  color: var(--color-white);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-contact {
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--gradient-gold);
  border-radius: 50%;
  color: var(--color-white);
  transition: var(--transition-fast);
}

.social-link:hover {
  transform: scale(1.1);
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--color-grey);
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* =================== 响应式设计 =================== */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .navbar-content {
    padding: 0 1rem;
  }
  
  .logo {
    font-size: 1.25rem;
  }
  
  .nav-right {
    gap: 1rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
  }
  
  .hero {
    padding: 4rem 1rem;
    min-height: 400px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .language-switcher {
    gap: 0.25rem;
  }
  
  .lang-btn {
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
  }
  
  .toast {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
  }
}

/* =================== 加载动画 =================== */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 4rem 0;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--color-light-grey);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* =================== 工具类 =================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }