/* 晴天瑜伽 - 个人网站样式 */

:root {
  --primary-color: #7eb77f; /* 柔和的绿色，代表和平与自然 */
  --secondary-color: #f5e6cc; /* 温暖的米色，代表舒适与平静 */
  --accent-color: #d88c9a; /* 柔和的粉色，代表活力 */
  --text-color: #4a4a4a; /* 深灰色文字，易于阅读 */
  --light-color: #f9f9f9; /* 浅色背景 */
  --dark-overlay: rgba(0, 0, 0, 0.6); /* 深色覆盖层，用于图片上的文字 */
  --transition: all 0.3s ease; /* 平滑过渡效果 */
}

body {
  font-family: 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: var(--light-color);
}

/* 通用样式 */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
  position: relative;
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.section-title::after {
  content: "";
  position: absolute;
  width: 60px;
  height: 3px;
  background-color: var(--accent-color);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: 30px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-weight: 500;
}

.btn:hover {
  background-color: #6ca56d;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-left: 30px;
}

.nav-link {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  bottom: -5px;
  left: 0;
  transition: var(--transition);
}

.nav-link:hover::after {
  width: 100%;
}

.hamburger {
  display: none;
  cursor: pointer;
}

/* 英雄区域 */
.hero {
  height: 100vh;
  background-image: linear-gradient(var(--dark-overlay), var(--dark-overlay)), url('../img/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  color: white;
}

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

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

/* 关于我 */
.about {
  background-color: white;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 50px;
}

.about-image {
  flex: 1;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

.about-text {
  flex: 1;
}

.about-text h3 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 15px;
}

/* 课程 */
.classes {
  background-color: var(--secondary-color);
}

.class-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.class-card {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.class-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.class-image {
  height: 200px;
  overflow: hidden;
}

.class-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.class-card:hover .class-image img {
  transform: scale(1.1);
}

.class-content {
  padding: 20px;
}

.class-content h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.class-content p {
  margin-bottom: 15px;
}

.class-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: #777;
}

/* 时间表 */
.schedule {
  background-color: white;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 30px;
}

.schedule-table th, .schedule-table td {
  padding: 15px;
  text-align: center;
  border: 1px solid #eee;
}

.schedule-table th {
  background-color: var(--primary-color);
  color: white;
}

.schedule-table tr:nth-child(even) {
  background-color: #f9f9f9;
}

.schedule-class {
  font-weight: 500;
  color: var(--primary-color);
}

.schedule-time {
  font-size: 0.9rem;
  color: #777;
}

/* 联系方式 */
.contact {
  background-color: var(--secondary-color);
}

.contact-container {
  display: flex;
  gap: 50px;
}

.contact-info {
  flex: 1;
}

.contact-info h3 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.contact-detail {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  color: white;
  font-size: 1.2rem;
}

.contact-text h4 {
  margin: 0 0 5px 0;
}

.contact-text p {
  margin: 0;
  color: #777;
}

.contact-form {
  flex: 1;
  background-color: white;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
  margin-bottom: 20px;
  width: 100%;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
  transition: var(--transition);
  box-sizing: border-box;
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: none;
}

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

/* 页脚 */
.footer {
  background-color: #333;
  color: white;
  padding: 50px 0 20px;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-col h4 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  position: relative;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 40px;
  height: 2px;
  background-color: var(--accent-color);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #ddd;
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-color);
  padding-left: 5px;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-link {
  width: 40px;
  height: 40px;
  background-color: #444;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: var(--transition);
}

.social-link:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #444;
  font-size: 0.9rem;
  color: #aaa;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .about-content {
    flex-direction: column;
  }
  
  .contact-container {
    flex-direction: column;
  }
  
  .section {
    padding: 60px 0;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    margin: 15px 0;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
}

/* 动画效果 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 1s ease forwards;
}

.delay-1 {
  animation-delay: 0.2s;
}

.delay-2 {
  animation-delay: 0.4s;
}

.delay-3 {
  animation-delay: 0.6s;
}