/* 谚语页面专用样式 */
:root {
  --primary-color: #5a8f29;
  --secondary-color: #8bc34a;
  --accent-color: #3e5f1c;
  --light-bg: #f5f9f0;
  --dark-bg: #2c3e1a;
  --text-color: #333;
  --light-text: #f5f5f5;
  --border-radius: 8px;
  --box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

/* 页面基础样式 */
body {
  background-color: var(--light-bg);
  color: var(--text-color);
  font-family: "Microsoft YaHei", "SimSun", sans-serif;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* 头部样式增强 */
.search-container {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: 30px 0;
  margin-bottom: 30px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.search-box {
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: var(--border-radius);
  padding: 25px;
  box-shadow: var(--box-shadow);
  max-width: 800px;
  margin: 0 auto;
}

.search-box h2 {
  color: var(--primary-color);
  margin-top: 0;
  font-size: 24px;
  text-align: center;
  margin-bottom: 20px;
  position: relative;
}

.search-box h2:after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--secondary-color);
  margin: 10px auto;
}

#search-form {
  display: flex;
  margin-bottom: 10px;
}

#search-input {
  flex: 1;
  padding: 12px 15px;
  border: 2px solid #ddd;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  font-size: 16px;
  transition: var(--transition);
}

#search-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(90, 143, 41, 0.2);
}

#search-form button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0 25px;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: bold;
  transition: var(--transition);
}

#search-form button:hover {
  background-color: var(--accent-color);
}

.search-tips {
  font-size: 14px;
  color: #666;
  text-align: center;
}

/* 内容布局 */
.content-layout {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-bottom: 40px;
}

.main-column {
  flex: 1;
  min-width: 65%;
}

.sidebar {
  width: 30%;
  min-width: 280px;
}

/* 分类部分样式 */
.category-section {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: var(--box-shadow);
}

.category-section h3 {
  color: var(--primary-color);
  margin-top: 0;
  font-size: 22px;
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.category-section h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
}

.category-item {
  background-color: var(--light-bg);
  border-radius: var(--border-radius);
  padding: 15px;
  text-decoration: none;
  color: var(--text-color);
  transition: var(--transition);
  border-left: 4px solid var(--secondary-color);
}

.category-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  background-color: white;
}

.category-item h4 {
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--primary-color);
  font-size: 18px;
}

.category-item p {
  margin: 0;
  font-size: 14px;
  color: #666;
}

/* 热门谚语样式 */
.popular-section {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: var(--box-shadow);
}

.popular-section h3 {
  color: var(--primary-color);
  margin-top: 0;
  font-size: 22px;
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.popular-section h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
}

.popular-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 15px;
}

.popular-items a {
  display: block;
  background-color: var(--light-bg);
  padding: 12px 15px;
  border-radius: var(--border-radius);
  text-decoration: none;
  color: var(--text-color);
  transition: var(--transition);
  font-size: 15px;
  position: relative;
  padding-left: 25px;
}

.popular-items a:before {
  content: "•";
  position: absolute;
  left: 10px;
  color: var(--primary-color);
  font-size: 18px;
}

.popular-items a:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateX(5px);
}

.popular-items a:hover:before {
  color: white;
}

/* 地区分类样式 */
.region-section {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: var(--box-shadow);
}

.region-section h3 {
  color: var(--primary-color);
  margin-top: 0;
  font-size: 22px;
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.region-section h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
}

.region-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.region-item {
  background-color: var(--light-bg);
  border-radius: var(--border-radius);
  padding: 15px;
  text-decoration: none;
  color: var(--text-color);
  transition: var(--transition);
  text-align: center;
  border-bottom: 3px solid var(--secondary-color);
}

.region-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  background-color: white;
}

.region-item h4 {
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--primary-color);
  font-size: 18px;
}

.region-item p {
  margin: 0;
  font-size: 14px;
  color: #666;
}

/* 介绍部分样式 */
.intro-section {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: var(--box-shadow);
}

.intro-section h2 {
  color: var(--primary-color);
  margin-top: 0;
  font-size: 24px;
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.intro-section h2:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
}

.intro-section p {
  margin-bottom: 15px;
  line-height: 1.7;
}

/* 侧边栏样式 */
.sidebar > div {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 25px;
  box-shadow: var(--box-shadow);
}

.sidebar h3 {
  color: var(--primary-color);
  margin-top: 0;
  font-size: 20px;
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 15px;
}

.sidebar h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--secondary-color);
}

.featured-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.featured-item {
  background-color: var(--light-bg);
  border-radius: var(--border-radius);
  padding: 12px;
  text-decoration: none;
  color: var(--text-color);
  transition: var(--transition);
}

.featured-item:hover {
  background-color: var(--primary-color);
  color: white;
}

.featured-item:hover h4,
.featured-item:hover p {
  color: white;
}

.featured-item h4 {
  margin-top: 0;
  margin-bottom: 5px;
  color: var(--primary-color);
  font-size: 16px;
  transition: var(--transition);
}

.featured-item p {
  margin: 0;
  font-size: 13px;
  color: #666;
  transition: var(--transition);
}

.learning-tools ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.learning-tools li {
  margin-bottom: 10px;
}

.learning-tools a {
  display: block;
  padding: 10px 15px;
  background-color: var(--light-bg);
  color: var(--text-color);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: var(--transition);
  position: relative;
  padding-left: 30px;
}

.learning-tools a:before {
  content: "→";
  position: absolute;
  left: 12px;
  color: var(--primary-color);
  transition: var(--transition);
}

.learning-tools a:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateX(5px);
}

.learning-tools a:hover:before {
  color: white;
}

/* 每日一句样式 */
.quote-section {
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 25px;
  box-shadow: var(--box-shadow);
}

.quote-section h3 {
  color: white;
  margin-top: 0;
  font-size: 20px;
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 15px;
}

.quote-section h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: white;
}

.daily-quote {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  padding: 15px;
}

.quote-text {
  font-size: 18px;
  font-weight: bold;
  margin-top: 0;
  margin-bottom: 10px;
  line-height: 1.5;
}

.quote-explanation {
  font-size: 14px;
  margin: 0;
  line-height: 1.6;
}

/* 谚语列表样式 */
.yanyu-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.yanyu-item {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 15px;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  border-left: 4px solid var(--secondary-color);
}

.yanyu-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.yanyu-item h4 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--primary-color);
  font-size: 18px;
}

.yanyu-item p {
  margin: 0;
  color: #666;
  font-size: 14px;
}

/* 字母导航 */
.alphabet-nav {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 15px;
  margin-bottom: 30px;
  box-shadow: var(--box-shadow);
  text-align: center;
}

.alphabet-nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.alphabet-nav li {
  margin: 5px;
}

.alphabet-nav a {
  display: inline-block;
  width: 36px;
  height: 36px;
  line-height: 36px;
  text-align: center;
  background-color: var(--light-bg);
  color: var(--text-color);
  text-decoration: none;
  border-radius: 50%;
  transition: var(--transition);
}

.alphabet-nav a:hover,
.alphabet-nav a.active {
  background-color: var(--primary-color);
  color: white;
}

/* 主题标签 */
.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.topic-tag {
  background-color: var(--light-bg);
  color: var(--primary-color);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
}

.topic-tag:hover {
  background-color: var(--primary-color);
  color: white;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .content-layout {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
  }
  
  .category-grid,
  .region-list {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  .category-grid,
  .region-list,
  .popular-items {
    grid-template-columns: 1fr 1fr;
  }
  
  #search-form {
    flex-direction: column;
  }
  
  #search-input {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
  }
  
  #search-form button {
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    padding: 12px;
  }
}

@media (max-width: 576px) {
  .category-grid,
  .region-list,
  .popular-items,
  .yanyu-list {
    grid-template-columns: 1fr;
  }
}

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

.category-section,
.popular-section,
.region-section,
.intro-section,
.sidebar > div {
  animation: fadeIn 0.6s ease-out forwards;
}

.category-section { animation-delay: 0.1s; }
.popular-section { animation-delay: 0.2s; }
.region-section { animation-delay: 0.3s; }
.intro-section { animation-delay: 0.4s; }
.sidebar > div:nth-child(1) { animation-delay: 0.5s; }
.sidebar > div:nth-child(2) { animation-delay: 0.6s; }
.sidebar > div:nth-child(3) { animation-delay: 0.7s; }

/* 波纹效果 */
.ripple {
  position: relative;
  overflow: hidden;
}

.ripple:after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
  background-repeat: no-repeat;
  background-position: 50%;
  transform: scale(10, 10);
  opacity: 0;
  transition: transform 0.5s, opacity 1s;
}

.ripple:active:after {
  transform: scale(0, 0);
  opacity: 0.3;
  transition: 0s;
}