/* About页面专用样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Microsoft YaHei', 'Arial', sans-serif;
  background: linear-gradient(135deg, #fff8e1 0%, #ffe0b2 100%);
  color: #5d4037;
  min-height: 100vh;
}

/* 导航栏 */
nav {
  background: linear-gradient(135deg, #bf360c 0%, #d84315 100%);
  padding: 15px 0;
  box-shadow: 0 4px 15px rgba(191, 54, 12, 0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.logo {
  color: #fff;
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 25px;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 25px;
  transition: all 0.3s ease;
  font-weight: 500;
}

.nav-links a:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

/* 页面头部 */
.page-header {
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(135deg, #ffcc80 0%, #ff8a65 100%);
  color: #bf360c;
  background: url('../images/index-bg.png') no-repeat;
  background-size: cover;
  background-position: 50% 50%;
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(191, 54, 12, 0.2);
  animation: slideInDown 1s ease;
}

.page-header p {
  font-size: 1.3rem;
  max-width: 600px;
  margin: 0 auto;
  animation: fadeInUp 1s ease 0.3s both;
}

/* 内容区域 */
.content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 60px 20px;
}

.content-section {
  background: rgba(255,255,255,0.9);
  margin-bottom: 40px;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(93, 64, 55, 0.1);
  border-left: 5px solid #ff8a65;
  animation: slideInLeft 0.8s ease;
}

.content-section h2 {
  color: #bf360c;
  font-size: 2.2rem;
  margin-bottom: 25px;
  position: relative;
}

.content-section h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(135deg, #ff8a65 0%, #ffcc80 100%);
  border-radius: 2px;
}

.content-section p {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 20px;
  color: #5d4037;
}

.content-section ul {
  list-style: none;
  padding-left: 0;
}

.content-section li {
  padding: 10px 0;
  padding-left: 30px;
  position: relative;
  font-size: 1.1rem;
  line-height: 1.6;
}

.content-section li::before {
  content: '🏺';
  position: absolute;
  left: 0;
  top: 10px;
}

/* 特色框 */
.highlight-box {
  background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
  border: 2px solid #ffcc80;
  border-radius: 15px;
  padding: 25px;
  margin: 30px 0;
  position: relative;
  overflow: hidden;
}

.highlight-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,204,128,0.1) 0%, transparent 70%);
  animation: float 6s ease-in-out infinite;
}

.highlight-box h3 {
  color: #e65100;
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.highlight-box p {
  color: #5d4037;
  font-size: 1rem;
  margin: 0;
}

/* 返回按钮 */
.back-button {
  display: inline-block;
  margin-top: 40px;
  padding: 12px 30px;
  background: linear-gradient(135deg, #ff8a65 0%, #ff7043 100%);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 138, 101, 0.3);
}

.back-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 138, 101, 0.4);
}

/* 动画 */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-links {
    gap: 15px;
  }
  
  .nav-links a {
    padding: 6px 12px;
    font-size: 14px;
  }
  
  .page-header h1 {
    font-size: 2.2rem;
  }
  
  .page-header p {
    font-size: 1.1rem;
  }
  
  .content-section {
    padding: 25px;
  }
  
  .content-section h2 {
    font-size: 1.8rem;
  }
}