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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #0a0a0a;
}

.hjsq-header {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  padding: 20px 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.hjsq-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.hjsq-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hjsq-logo {
  font-size: 28px;
  font-weight: bold;
  color: #ff6b6b;
  text-decoration: none;
  transition: all 0.3s ease;
}

.hjsq-logo:hover {
  color: #ff8787;
  transform: scale(1.05);
}

.hjsq-menu {
  display: flex;
  list-style: none;
  gap: 30px;
}

.hjsq-menu a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  padding: 8px 16px;
  border-radius: 6px;
}

.hjsq-menu a:hover {
  background-color: #ff6b6b;
  transform: translateY(-2px);
}

.hjsq-hero {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  padding: 80px 0;
  text-align: center;
  color: #fff;
}

.hjsq-hero-title {
  font-size: 48px;
  margin-bottom: 20px;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hjsq-hero-subtitle {
  font-size: 20px;
  color: #ecf0f1;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

.hjsq-section {
  padding: 60px 0;
  background-color: #141414;
}

.hjsq-section-alt {
  background-color: #1a1a1a;
}

.hjsq-section-title {
  font-size: 36px;
  margin-bottom: 40px;
  text-align: center;
  color: #fff;
  font-weight: 700;
}

.hjsq-video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.hjsq-video-card {
  background: #1f1f1f;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.hjsq-video-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(255, 107, 107, 0.3);
}

.hjsq-video-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.hjsq-video-info {
  padding: 20px;
}

.hjsq-video-title {
  font-size: 18px;
  margin-bottom: 10px;
  color: #fff;
  font-weight: 600;
}

.hjsq-video-meta {
  display: flex;
  justify-content: space-between;
  color: #888;
  font-size: 14px;
}

.hjsq-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 25px;
}

.hjsq-category-card {
  background: linear-gradient(135deg, #ff6b6b 0%, #ff8787 100%);
  padding: 40px;
  border-radius: 12px;
  text-align: center;
  color: #fff;
  font-size: 24px;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
}

.hjsq-category-card:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 8px 20px rgba(255, 107, 107, 0.6);
}

.hjsq-footer {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: #888;
  padding: 40px 0;
  text-align: center;
}

.hjsq-footer-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.hjsq-footer-links a {
  color: #888;
  text-decoration: none;
  transition: color 0.3s ease;
}

.hjsq-footer-links a:hover {
  color: #ff6b6b;
}

.hjsq-content-section {
  padding: 40px 0;
  color: #ddd;
  line-height: 1.8;
}

.hjsq-content-title {
  font-size: 28px;
  margin-bottom: 20px;
  color: #fff;
  font-weight: 600;
}

.hjsq-content-text {
  margin-bottom: 20px;
  text-align: justify;
}

.hjsq-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.hjsq-feature-card {
  background: #1f1f1f;
  padding: 30px;
  border-radius: 12px;
  border-left: 4px solid #ff6b6b;
  transition: all 0.3s ease;
}

.hjsq-feature-card:hover {
  transform: translateX(10px);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
}

.hjsq-feature-title {
  font-size: 22px;
  margin-bottom: 15px;
  color: #ff6b6b;
  font-weight: 600;
}

.hjsq-feature-text {
  color: #ccc;
  line-height: 1.7;
}

.hjsq-search-section {
  background: #1f1f1f;
  padding: 50px 0;
  text-align: center;
}

.hjsq-search-box {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: 10px;
}

.hjsq-search-input {
  flex: 1;
  padding: 15px 20px;
  border: 2px solid #333;
  border-radius: 8px;
  background: #2a2a2a;
  color: #fff;
  font-size: 16px;
  outline: none;
  transition: border-color 0.3s ease;
}

.hjsq-search-input:focus {
  border-color: #ff6b6b;
}

.hjsq-search-btn {
  padding: 15px 40px;
  background: linear-gradient(135deg, #ff6b6b 0%, #ff8787 100%);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hjsq-search-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.5);
}

.hjsq-player-section {
  background: #1a1a1a;
  padding: 60px 0;
}

.hjsq-player-container {
  max-width: 1200px;
  margin: 0 auto;
  background: #1f1f1f;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.hjsq-player-video {
  width: 100%;
  height: 600px;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
  font-size: 18px;
}

.hjsq-player-info {
  padding: 30px;
}

.hjsq-player-title {
  font-size: 32px;
  margin-bottom: 15px;
  color: #fff;
  font-weight: 700;
}

.hjsq-player-meta {
  display: flex;
  gap: 30px;
  color: #888;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.hjsq-player-desc {
  color: #ccc;
  line-height: 1.8;
  margin-top: 20px;
}

.hjsq-related-section {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 2px solid #333;
}

@media (max-width: 768px) {
  .hjsq-menu {
    gap: 15px;
    flex-wrap: wrap;
  }

  .hjsq-hero-title {
    font-size: 32px;
  }

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

  .hjsq-player-video {
    height: 300px;
  }
}