* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #3498db;
  --secondary-color: #2980b9;
  --background-color: #f5f5f5;
  --card-background: #ffffff;
  --text-color: #333333;
  --border-radius: 8px;
  --box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

body {
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

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

header {
  text-align: center;
  margin-bottom: 30px;
  padding: 20px 0;
  background-color: #fff;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

h1 {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 2.5rem;
}

.search-container {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

#searchInput {
  padding: 10px 15px;
  width: 300px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  font-size: 16px;
  outline: none;
}

#searchBtn {
  padding: 10px 20px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  cursor: pointer;
  font-size: 16px;
  transition: var(--transition);
}

#searchBtn:hover {
  background-color: var(--secondary-color);
}

.filter-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 8px 16px;
  background-color: #eee;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  background-color: #ddd;
}

.filter-btn.active {
  background-color: var(--primary-color);
  color: white;
}

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

.hero-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.hero-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.hero-card img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-info {
  padding: 15px;
  text-align: center;
}

.hero-name {
  font-size: 18px;
  margin-bottom: 5px;
  font-weight: bold;
}

.hero-type {
  font-size: 14px;
  color: #666;
}

.hero-type-tag {
  display: inline-block;
  padding: 3px 8px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 20px;
  font-size: 12px;
  margin-top: 8px;
}

.loading {
  text-align: center;
  padding: 20px;
  font-size: 18px;
  grid-column: 1 / -1;
}

footer {
  text-align: center;
  margin-top: 30px;
  padding: 20px 0;
  border-top: 1px solid #ddd;
}

footer a {
  color: var(--primary-color);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

.hero-details-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  overflow-y: auto;
}

.modal-content {
  background-color: white;
  margin: 50px auto;
  padding: 20px;
  width: 80%;
  max-width: 800px;
  border-radius: var(--border-radius);
  position: relative;
}

.close-btn {
  position: absolute;
  top: 10px;
  right: 20px;
  font-size: 30px;
  cursor: pointer;
}

.hero-details-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-details-header {
  display: flex;
  align-items: center;
  gap: 20px;
}

.hero-details-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
}

.hero-details-info h2 {
  margin-bottom: 10px;
  color: var(--primary-color);
}

.hero-details-types {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}

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

.skill-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
}

.skill-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.skill-name {
  font-weight: bold;
}

@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  #searchInput {
    width: 200px;
  }

  .modal-content {
    width: 95%;
    margin: 30px auto;
  }

  .hero-details-header {
    flex-direction: column;
    text-align: center;
  }
}

.hero-image-container {
  position: relative;
  width: 100%;
  height: 150px;
  overflow: hidden;
  background-color: #f1f1f1;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.hero-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 36px;
  font-weight: bold;
}

.hero-details-img-container {
  position: relative;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  background-color: #f1f1f1;
}

.hero-details-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.hero-details-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 48px;
  font-weight: bold;
  border-radius: 50%;
}

.hero-description {
  margin: 20px 0;
  padding: 15px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
}

.hero-description h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.hero-skills {
  margin: 20px 0;
  padding: 15px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
}

.hero-skills h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.instructions {
  margin-top: 15px;
  padding: 10px;
  background-color: #f8f9fa;
  border-radius: var(--border-radius);
}

.instructions summary {
  cursor: pointer;
  color: var(--primary-color);
  font-weight: bold;
}

.instructions-content {
  margin-top: 10px;
  padding: 15px;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.instructions-content h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.instructions-content code {
  background-color: #f1f1f1;
  padding: 2px 4px;
  border-radius: 3px;
  font-family: monospace;
}

.download-tip {
  background-color: #fffde7;
  padding: 10px;
  border-radius: var(--border-radius);
  border-left: 4px solid #ffd600;
  margin-top: 15px;
  font-size: 14px;
}