/* 主样式文件 */
:root {
  --primary-color: #1a56db;
  --secondary-color: #0e2c62;
  --accent-color: #f59e0b;
  --light-gray: #f3f4f6;
  --dark-gray: #374151;
  --text-color: #111827;
  --white: #ffffff;
}

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

/* 自定义按钮样式 */
.btn-primary {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
  background-color: white;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background-color: var(--light-gray);
  transform: translateY(-2px);
}

/* 卡片样式 */
.card {
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  background-color: white;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* 导航栏样式 */
.navbar {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: white;
}

/* 页脚样式 */
.footer {
  background-color: var(--dark-gray);
  color: white;
  padding: 3rem 0;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* 动画效果 */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* 自定义数据展示组件 */
.stat-card {
  padding: 1.5rem;
  text-align: center;
  background-color: var(--light-gray);
  border-radius: 0.5rem;
}

.stat-card .number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-card .label {
  color: var(--dark-gray);
  font-size: 1rem;
}

/* 服务项目样式 */
.service-item {
  transition: all 0.3s ease;
}

.service-item:hover {
  background-color: var(--light-gray);
}

/* 物流追踪状态指示器 */
.tracking-step {
  position: relative;
}

.tracking-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 1rem;
  height: 100%;
  width: 2px;
  background-color: var(--primary-color);
  z-index: 1;
}

.tracking-step:last-child::before {
  display: none;
}

.tracking-step .step-indicator {
  width: 2rem;
  height: 2rem;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  z-index: 2;
  position: relative;
}

.tracking-step.completed .step-indicator {
  background-color: var(--accent-color);
}

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

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  transition: border-color 0.15s ease-in-out;
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

/* 定制进度条 */
.progress {
  height: 0.75rem;
  background-color: var(--light-gray);
  border-radius: 0.375rem;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary-color);
  border-radius: 0.375rem;
}

/* 订单状态标签 */
.status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  display: inline-block;
}

.status-pending {
  background-color: #fef3c7;
  color: #92400e;
}

.status-active {
  background-color: #dcfce7;
  color: #166534;
}

.status-completed {
  background-color: #dbeafe;
  color: #1e40af;
}

.status-cancelled {
  background-color: #fee2e2;
  color: #991b1b;
}