/* 基础样式 */
:root {
  --primary-color: #014efe;
  --secondary-color: #ff1200;
  --text-color: #333333;
  --light-gray: #f5f7fa;
  --dark-gray: #666666;
  --white: #ffffff;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Arial', sans-serif;
}

body {
  color: var(--text-color);
  background-color: var(--white);
  line-height: 1.6;
  scroll-behavior: smooth;
}

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

.section-desc {
  text-align: center;
  margin-bottom: 40px;
  color: var(--dark-gray);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* 按钮样式 */
.btn-primary {
  background-color: var(--secondary-color);
  color: var(--white);
  border: none;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  min-width: 120px;
}

.btn-primary::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: var(--transition);
}

.btn-primary:hover {
  background-color: #cc0e00;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 18, 0, 0.3);
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--white);
  padding: 10px 20px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  min-width: 120px;
}

.btn-secondary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

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