/* =========================================
   🎨 新版主题：潮流商城 (Vibrant Mall)
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

:root {
  /* --- 核心背景 --- */
  /* 鲜艳的蓝紫渐变背景 */
  --bg-body: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  /* 更明亮的备选渐变 */
  /* --bg-body: linear-gradient(120deg, #a18cd1 0%, #fbc2eb 100%); */

  /* --- 容器与卡片 --- */
  /* 白色半透明磨砂玻璃 */
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --bg-input: #f4f7f9;
  --border-color: rgba(231, 235, 240, 0.8);

  /* --- 文字颜色 --- */
  --text-primary: #2d3748;  /* 深灰主色 */
  --text-secondary: #718096; /* 浅灰辅色 */
  --text-light: #ffffff;    /* 用于深色背景上的文字 */

  /* --- 主题强调色 (按钮/高亮) --- */
  /* 鲜亮的蓝紫渐变 */
  --accent-color: #4facfe;
  --accent-gradient: linear-gradient(to right, #4facfe 0%, #00f2fe 100%);
  --accent-hover: linear-gradient(to right, #00f2fe 0%, #4facfe 100%);
  /* 辅助色（如错误提示） */
  --danger-color: #ff5858;
  --success-color: #00c853;

  /* --- 视觉效果 --- */
  --border-radius-lg: 24px; /* 更大的圆角 */
  --border-radius-md: 16px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-card: 0 10px 30px -10px rgba(66, 71, 147, 0.2); /* 柔和的彩色阴影 */
  --shadow-hover: 0 20px 40px -10px rgba(66, 71, 147, 0.3);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* --- 全局基础样式 --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, 
               "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg-body);
  color: var(--text-primary);
  min-height: 100vh;
  margin: 0;
  line-height: 1.6;
  /* 可选：添加一个背景纹理增加质感 */
  background-image: var(--bg-body), url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  background-attachment: fixed;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: #00f2fe;
}

/* 首页/导航用语言按钮（与 Google 翻译挂件配合） */
.header-lang-btn {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: white;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 20px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s;
}
.header-lang-btn:hover {
  background: rgba(255,255,255,0.3);
  border-color: rgba(255,255,255,0.6);
}

/* ==================== 容器 ==================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.container-sm {
  max-width: 480px;
}

.container-md {
  max-width: 768px;
}

/* ==================== 卡片（磨砂玻璃） ==================== */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.card-glass {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-lg);
  padding: 20px;
  transition: var(--transition);
}

.card-glass:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.card-elevated {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

/* ==================== 按钮 ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--border-radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  font-family: 'Poppins', sans-serif;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 主按钮（蓝紫渐变） */
.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(79, 172, 254, 0.6);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

/* 次要按钮 */
.btn-secondary {
  background: transparent;
  color: var(--accent-color);
  border: 2px solid var(--accent-color);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--accent-gradient);
  border-color: transparent;
  color: white;
}

/* 轮廓按钮 */
.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 2px solid var(--border-color);
}

.btn-outline:hover:not(:disabled) {
  background: var(--accent-gradient);
  border-color: transparent;
  color: white;
}

/* 按钮尺寸 */
.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 17px;
}

.btn-full {
  width: 100%;
}

/* ==================== 表单 ==================== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid transparent;
  border-radius: var(--border-radius-md);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 15px;
  font-family: 'Poppins', sans-serif;
  transition: var(--transition);
}

.form-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.6;
}

.form-input:focus {
  outline: none;
  background: white;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 4px rgba(79, 172, 254, 0.1);
}

.form-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ==================== 消息提示 ==================== */
.alert {
  padding: 12px 16px;
  border-radius: var(--border-radius-md);
  margin-bottom: 16px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(10px);
}

.alert-success {
  background: rgba(0, 200, 83, 0.15);
  border: 1px solid rgba(0, 200, 83, 0.3);
  color: var(--success-color);
}

.alert-error {
  background: rgba(255, 88, 88, 0.15);
  border: 1px solid rgba(255, 88, 88, 0.3);
  color: var(--danger-color);
}

.alert-warning {
  background: rgba(255, 193, 7, 0.15);
  border: 1px solid rgba(255, 193, 7, 0.3);
  color: #ff9800;
}

.alert-info {
  background: rgba(79, 172, 254, 0.15);
  border: 1px solid rgba(79, 172, 254, 0.3);
  color: var(--accent-color);
}

/* ==================== 加载状态 ==================== */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ==================== 统计卡片 ==================== */
.stat-card {
  background: white;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  border-radius: var(--border-radius-md);
  padding: 20px;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}

/* ==================== Logo 与品牌 ==================== */
.logo-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

/* ==================== 工具类 ==================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-gold { 
  color: var(--accent-color) !important;
  font-weight: 600;
}
.text-success { color: var(--success-color); }
.text-error { color: var(--danger-color); }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

.p-1 { padding: 8px; }
.p-2 { padding: 16px; }
.p-3 { padding: 24px; }
.p-4 { padding: 32px; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

/* ==================== 底部导航栏 ==================== */
.bottom-nav {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -5px 20px rgba(0,0,0,0.05);
}

.nav-item {
  color: var(--text-secondary);
  transition: var(--transition);
}

.nav-item.active {
  color: var(--accent-color);
}

.nav-item.active .nav-icon {
  transform: scale(1.1);
  filter: drop-shadow(0 2px 4px rgba(79, 172, 254, 0.4));
}

/* ==================== 模态框美化 ==================== */
.modal-content {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-card);
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
}

.order-detail-row {
  border-bottom: 1px solid var(--border-color);
}

/* ==================== 数据表格 ==================== */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  background: rgba(79, 172, 254, 0.05);
  color: var(--text-primary);
  text-align: left;
  padding: 12px;
  font-size: 13px;
  font-weight: 600;
  border-bottom: 2px solid var(--border-color);
}

.data-table td {
  padding: 12px;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
}

.data-table tr:hover td {
  background: rgba(79, 172, 254, 0.02);
}

/* 状态徽章 */
.status-badge {
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
}

.status-active {
  background: rgba(0, 200, 83, 0.15);
  color: var(--success-color);
}

.status-frozen {
  background: rgba(255, 193, 7, 0.15);
  color: #ff9800;
}

.status-banned {
  background: rgba(255, 88, 88, 0.15);
  color: var(--danger-color);
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .card {
    padding: 20px;
  }
  
  .card-elevated {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .btn {
    padding: 10px 20px;
    font-size: 14px;
  }
  
  .form-input {
    padding: 10px 14px;
    font-size: 14px;
  }
}