:root {
  --pvl-primary: #2196F3;
  --pvl-secondary: #1976D2;
  --pvl-text: #333;
  --pvl-light-bg: #f5f5f5;
  --pvl-card-shadow: 0 3px 10px rgba(0,0,0,0.1);
  --pvl-card-shadow-hover: 0 8px 24px rgba(33, 150, 243, 0.15);
  --pvl-border-radius: 15px;
  --pvl-max-width: 1400px;
}

.pvl-hero {
  width: 100%;
  min-height: 560px;
  background: linear-gradient(135deg, #2196F3, #1565C0, #1976D2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 120px;
  position: relative;
  overflow: hidden;
}

.pvl-hero-inner {
  max-width: var(--pvl-max-width);
  width: 100%;
  margin: 0 auto;
  padding: 60px 20px 40px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.pvl-hero-title {
  font-size: 52px;
  color: #fff;
  font-weight: bold;
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.pvl-hero-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.pvl-hero-cta {
  display: inline-flex;
  background: #fff;
  color: var(--pvl-primary);
  padding: 14px 36px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
}

.pvl-hero-cta:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 20px rgba(255, 255, 255, 0.3);
}

.pvl-hero-decoration::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}

.pvl-hero-decoration::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
}

.pvl-hero-stats {
  display: flex;
  justify-content: center;
  gap: 50px;
  margin-top: 50px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.pvl-hero-stat {
  text-align: center;
}

.pvl-hero-stat-number {
  font-size: 36px;
  font-weight: bold;
  color: #fff;
  line-height: 1;
  margin-bottom: 8px;
}

.pvl-hero-stat-number span {
  font-size: 18px;
  font-weight: normal;
  margin-left: 2px;
}

.pvl-hero-stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}

.pvl-advantages {
  padding: 80px 20px;
  background: #fff;
}

.pvl-advantages-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-advantages-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-section-title {
  font-size: 32px;
  color: var(--pvl-text);
  margin-bottom: 15px;
  font-weight: 700;
  position: relative;
  display: inline-block;
}

.pvl-section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--pvl-primary), var(--pvl-secondary));
  border-radius: 2px;
}

.pvl-section-desc {
  font-size: 16px;
  color: #666;
  max-width: 600px;
  margin: 20px auto 0;
  line-height: 1.6;
}

.pvl-advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.pvl-advantage-card {
  text-align: center;
  padding: 40px 20px;
  border-radius: var(--pvl-border-radius);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.pvl-advantage-card:hover {
  background: var(--pvl-light-bg);
  transform: translateY(-5px);
}

.pvl-advantage-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: transform 0.3s;
}

.pvl-advantage-card:hover .pvl-advantage-icon {
  transform: scale(1.1);
}

.pvl-advantage-icon-blue {
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
}

.pvl-advantage-icon-green {
  background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
}

.pvl-advantage-icon-orange {
  background: linear-gradient(135deg, #FFF3E0, #FFE0B2);
}

.pvl-advantage-icon-purple {
  background: linear-gradient(135deg, #F3E5F5, #E1BEE7);
}

.pvl-advantage-icon i {
  font-size: 34px;
}

.pvl-advantage-icon-blue i { color: #1976D2; }
.pvl-advantage-icon-green i { color: #388E3C; }
.pvl-advantage-icon-orange i { color: #F57C00; }
.pvl-advantage-icon-purple i { color: #7B1FA2; }

.pvl-advantage-name {
  font-size: 18px;
  color: var(--pvl-text);
  margin-bottom: 10px;
  font-weight: 600;
}

.pvl-advantage-desc {
  font-size: 14px;
  color: #888;
  line-height: 1.6;
}

.pvl-sites {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-sites-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-sites-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 30px;
}

.pvl-site-card {
  background: #fff;
  border-radius: var(--pvl-border-radius);
  box-shadow: var(--pvl-card-shadow);
  padding: 40px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
}

.pvl-site-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--pvl-card-shadow-hover);
}

.pvl-site-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #2196F3, #1976D2);
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
}

.pvl-site-card:hover::before {
  transform: scaleX(1);
}

.pvl-site-icon {
  width: 64px;
  height: 64px;
  background: rgba(33, 150, 243, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.pvl-site-icon i {
  font-size: 32px;
  color: var(--pvl-primary);
}

.pvl-site-name {
  font-size: 22px;
  color: var(--pvl-text);
  margin-bottom: 12px;
  font-weight: 600;
}

.pvl-site-desc {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 20px;
}

.pvl-site-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.pvl-site-feature-tag {
  font-size: 13px;
  padding: 5px 14px;
  background: #f0f7ff;
  color: var(--pvl-primary);
  border-radius: 20px;
}

.pvl-site-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--pvl-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  margin-top: auto;
  transition: all 0.3s;
}

.pvl-site-link:hover {
  gap: 12px;
  color: var(--pvl-secondary);
}

.pvl-site-link i {
  font-size: 20px;
  transition: transform 0.3s;
}

.pvl-site-link:hover i {
  transform: translateX(4px);
}

.pvl-tools {
  padding: 80px 20px;
  background: #fff;
}

.pvl-tools-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-tools-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.pvl-tool-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: var(--pvl-light-bg);
  border-radius: 12px;
  text-decoration: none;
  color: var(--pvl-text);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  overflow: hidden;
}

.pvl-tool-item:hover {
  background: #fff;
  border-color: var(--pvl-primary);
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(33,150,243,0.12);
  color: var(--pvl-primary);
}

.pvl-tool-item-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(33,150,243,0.1);
  transition: background 0.3s;
}

.pvl-tool-item:hover .pvl-tool-item-icon {
  background: rgba(33,150,243,0.15);
}

.pvl-tool-item-icon i {
  font-size: 22px;
  color: var(--pvl-primary);
}

.pvl-tool-item-text {
  flex: 1;
  min-width: 0;
}

.pvl-tool-item-name {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pvl-tool-item-brief {
  font-size: 12px;
  color: #999;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pvl-tools-more {
  text-align: center;
  margin-top: 40px;
}

.pvl-tools-more a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--pvl-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 12px 32px;
  border: 2px solid var(--pvl-primary);
  border-radius: 30px;
  transition: all 0.3s;
}

.pvl-tools-more a:hover {
  background: var(--pvl-primary);
  color: #fff;
}

.pvl-articles {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-articles-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-articles-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.pvl-article-card {
  background: #fff;
  border-radius: var(--pvl-border-radius);
  box-shadow: var(--pvl-card-shadow);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(0,0,0,0.05);
}

.pvl-article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--pvl-card-shadow-hover);
}

.pvl-article-img {
  width: 180px;
  flex-shrink: 0;
  overflow: hidden;
}

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

.pvl-article-card:hover .pvl-article-img img {
  transform: scale(1.05);
}

.pvl-article-body {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.pvl-article-category {
  font-size: 12px;
  color: var(--pvl-primary);
  background: #f0f7ff;
  padding: 3px 10px;
  border-radius: 10px;
  display: inline-block;
  margin-bottom: 10px;
  align-self: flex-start;
}

.pvl-article-title {
  font-size: 16px;
  color: var(--pvl-text);
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pvl-article-card:hover .pvl-article-title {
  color: var(--pvl-primary);
}

.pvl-article-excerpt {
  font-size: 13px;
  color: #999;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: auto;
}

.pvl-articles-more {
  text-align: center;
  margin-top: 40px;
}

.pvl-articles-more a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--pvl-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 12px 32px;
  border: 2px solid var(--pvl-primary);
  border-radius: 30px;
  transition: all 0.3s;
}

.pvl-articles-more a:hover {
  background: var(--pvl-primary);
  color: #fff;
}

.pvl-miniapp {
  padding: 80px 20px;
  background: #fff;
}

.pvl-miniapp-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-miniapp-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-miniapp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 30px;
}

.pvl-miniapp-card {
  background: var(--pvl-light-bg);
  border-radius: var(--pvl-border-radius);
  box-shadow: var(--pvl-card-shadow);
  padding: 40px;
  display: flex;
  gap: 30px;
  align-items: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0,0,0,0.05);
}

.pvl-miniapp-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--pvl-card-shadow-hover);
  background: #fff;
}

.pvl-miniapp-qrcode {
  width: 160px;
  height: 160px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid #e8e8e8;
  transition: border-color 0.3s;
}

.pvl-miniapp-card:hover .pvl-miniapp-qrcode {
  border-color: var(--pvl-primary);
}

.pvl-miniapp-qrcode img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pvl-miniapp-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.pvl-miniapp-name {
  font-size: 20px;
  color: var(--pvl-text);
  margin-bottom: 10px;
  font-weight: 600;
}

.pvl-miniapp-info .pvl-miniapp-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 16px;
}

.pvl-miniapp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.pvl-miniapp-tag {
  font-size: 12px;
  padding: 3px 10px;
  background: #e8f5e9;
  color: #388E3C;
  border-radius: 10px;
}

.pvl-miniapp-scan-tip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: #07C160;
  margin-top: auto;
  font-weight: 500;
}

.pvl-cta-banner {
  padding: 80px 20px;
  background: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.pvl-cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(33, 150, 243, 0.03);
}

.pvl-cta-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: rgba(33, 150, 243, 0.02);
}

.pvl-cta-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.pvl-cta-title {
  font-size: 32px;
  color: var(--pvl-text);
  font-weight: 700;
  margin-bottom: 16px;
}

.pvl-cta-desc {
  font-size: 16px;
  color: #666;
  margin-bottom: 36px;
  line-height: 1.6;
}

.pvl-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.pvl-cta-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--pvl-primary), var(--pvl-secondary));
  color: #fff;
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
}

.pvl-cta-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(33, 150, 243, 0.4);
}

.pvl-cta-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--pvl-primary);
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s;
  border: 2px solid var(--pvl-primary);
  cursor: pointer;
}

.pvl-cta-btn-outline:hover {
  background: var(--pvl-primary);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
}

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

.pvl-animate-in {
  animation: pvl-fadeInUp 0.6s ease-out forwards;
}

@keyframes pvl-countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.pvl-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.pvl-particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  animation: pvl-float linear infinite;
}

.pvl-particle-1 {
  width: 80px;
  height: 80px;
  background: #fff;
  top: 15%;
  left: 10%;
  animation-duration: 20s;
}

.pvl-particle-2 {
  width: 50px;
  height: 50px;
  background: #fff;
  top: 60%;
  left: 80%;
  animation-duration: 25s;
  animation-delay: -5s;
}

.pvl-particle-3 {
  width: 120px;
  height: 120px;
  background: #fff;
  top: 70%;
  left: 20%;
  animation-duration: 30s;
  animation-delay: -10s;
  border-radius: 30%;
}

.pvl-particle-4 {
  width: 40px;
  height: 40px;
  background: #fff;
  top: 30%;
  left: 70%;
  animation-duration: 18s;
  animation-delay: -3s;
}

.pvl-particle-5 {
  width: 60px;
  height: 60px;
  background: #fff;
  top: 80%;
  left: 60%;
  animation-duration: 22s;
  animation-delay: -8s;
  border-radius: 20%;
}

.pvl-particle-6 {
  width: 35px;
  height: 35px;
  background: #fff;
  top: 10%;
  left: 50%;
  animation-duration: 28s;
  animation-delay: -12s;
}

@keyframes pvl-float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-30px) rotate(90deg);
  }
  50% {
    transform: translateY(-15px) rotate(180deg);
  }
  75% {
    transform: translateY(-40px) rotate(270deg);
  }
}

.pvl-categories {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-categories-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-categories-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pvl-category-card {
  background: #fff;
  border-radius: var(--pvl-border-radius);
  padding: 30px 24px;
  text-align: center;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--pvl-card-shadow);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pvl-category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--pvl-card-shadow-hover);
  border-color: var(--pvl-primary);
}

.pvl-category-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: transform 0.3s;
}

.pvl-category-card:hover .pvl-category-icon {
  transform: scale(1.1);
}

.pvl-category-icon-blue { background: linear-gradient(135deg, #E3F2FD, #BBDEFB); }
.pvl-category-icon-blue i { color: #1976D2; font-size: 28px; }
.pvl-category-icon-red { background: linear-gradient(135deg, #FFEBEE, #FFCDD2); }
.pvl-category-icon-red i { color: #D32F2F; font-size: 28px; }
.pvl-category-icon-teal { background: linear-gradient(135deg, #E0F2F1, #B2DFDB); }
.pvl-category-icon-teal i { color: #00796B; font-size: 28px; }
.pvl-category-icon-amber { background: linear-gradient(135deg, #FFF8E1, #FFECB3); }
.pvl-category-icon-amber i { color: #FF8F00; font-size: 28px; }
.pvl-category-icon-indigo { background: linear-gradient(135deg, #E8EAF6, #C5CAE9); }
.pvl-category-icon-indigo i { color: #303F9F; font-size: 28px; }
.pvl-category-icon-pink { background: linear-gradient(135deg, #FCE4EC, #F8BBD0); }
.pvl-category-icon-pink i { color: #C2185B; font-size: 28px; }

.pvl-category-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--pvl-text);
  margin-bottom: 6px;
}

.pvl-category-count {
  font-size: 13px;
  color: #999;
}

.pvl-steps {
  padding: 80px 20px;
  background: #fff;
}

.pvl-steps-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-steps-header {
  text-align: center;
  margin-bottom: 60px;
}

.pvl-steps-flow {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  position: relative;
}

.pvl-step {
  flex: 1;
  max-width: 320px;
  text-align: center;
  padding: 0 20px;
  position: relative;
}

.pvl-step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pvl-primary), var(--pvl-secondary));
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}

.pvl-step-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(33,150,243,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.pvl-step-icon i {
  font-size: 30px;
  color: var(--pvl-primary);
}

.pvl-step-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--pvl-text);
  margin-bottom: 8px;
}

.pvl-step-desc {
  font-size: 14px;
  color: #888;
  line-height: 1.6;
}

.pvl-step-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 28px;
  flex-shrink: 0;
  width: 60px;
}

.pvl-step-arrow i {
  font-size: 28px;
  color: var(--pvl-primary);
  opacity: 0.4;
}

.pvl-testimonials {
  padding: 80px 20px;
  background: #fff;
}

.pvl-testimonials-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-testimonials-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pvl-testimonial-card {
  background: var(--pvl-light-bg);
  border-radius: var(--pvl-border-radius);
  padding: 32px;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0,0,0,0.05);
}

.pvl-testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--pvl-card-shadow-hover);
  background: #fff;
}

.pvl-testimonial-quote {
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 48px;
  color: var(--pvl-primary);
  opacity: 0.1;
  font-family: Georgia, serif;
  line-height: 1;
}

.pvl-testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
}

.pvl-testimonial-stars i {
  font-size: 18px;
  color: #FFC107;
}

.pvl-testimonial-text {
  font-size: 14px;
  color: #555;
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}

.pvl-testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pvl-testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pvl-primary), var(--pvl-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
}

.pvl-testimonial-info {
  flex: 1;
}

.pvl-testimonial-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--pvl-text);
}

.pvl-testimonial-tool {
  font-size: 12px;
  color: var(--pvl-primary);
  margin-top: 2px;
}

.pvl-faq {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-faq-inner {
  max-width: 800px;
  margin: 0 auto;
}

.pvl-faq-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pvl-faq-item {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border: 1px solid rgba(0,0,0,0.05);
  transition: box-shadow 0.3s;
}

.pvl-faq-item:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.pvl-faq-item.pvl-faq-active {
  border-color: rgba(33,150,243,0.2);
  box-shadow: 0 4px 16px rgba(33,150,243,0.1);
}

.pvl-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  user-select: none;
  gap: 16px;
}

.pvl-faq-question:hover {
  background: rgba(33,150,243,0.02);
}

.pvl-faq-question-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--pvl-text);
  flex: 1;
}

.pvl-faq-question-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(33,150,243,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s, background 0.3s;
}

.pvl-faq-item.pvl-faq-active .pvl-faq-question-icon {
  transform: rotate(180deg);
  background: rgba(33,150,243,0.2);
}

.pvl-faq-question-icon i {
  font-size: 18px;
  color: var(--pvl-primary);
}

.pvl-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.pvl-faq-item.pvl-faq-active .pvl-faq-answer {
  max-height: 200px;
}

.pvl-faq-answer-text {
  padding: 0 24px 20px;
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

.pvl-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #2196F3, #1976D2);
  z-index: 10001;
  transition: width 0.1s linear;
}

.pvl-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #fff;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease-out;
}

.pvl-loader.pvl-loader-hidden {
  opacity: 0;
  pointer-events: none;
}

.pvl-loader-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid #e0e0e0;
  border-top-color: #2196F3;
  border-radius: 50%;
  animation: pvl-spin 0.8s linear infinite;
}

@keyframes pvl-spin {
  to { transform: rotate(360deg); }
}

.pvl-typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: #fff;
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: pvl-blink 0.7s step-end infinite;
}

.pvl-typing-cursor.pvl-cursor-hidden {
  display: none;
}

@keyframes pvl-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.pvl-article-cats {
  padding: 80px 20px;
  background: #fff;
}

.pvl-article-cats-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-article-cats-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-article-cats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pvl-article-cat-card {
  background: var(--pvl-light-bg);
  border-radius: var(--pvl-border-radius);
  padding: 28px 24px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0,0,0,0.05);
  display: flex;
  align-items: center;
  gap: 18px;
}

.pvl-article-cat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--pvl-card-shadow-hover);
  border-color: var(--pvl-primary);
  background: #fff;
}

.pvl-article-cat-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s;
}

.pvl-article-cat-card:hover .pvl-article-cat-icon {
  transform: scale(1.08);
}

.pvl-article-cat-icon-cyan { background: linear-gradient(135deg, #E0F7FA, #B2EBF2); }
.pvl-article-cat-icon-cyan i { color: #00838F; font-size: 26px; }
.pvl-article-cat-icon-deeporange { background: linear-gradient(135deg, #FBE9E7, #FFCCBC); }
.pvl-article-cat-icon-deeporange i { color: #D84315; font-size: 26px; }
.pvl-article-cat-icon-lightgreen { background: linear-gradient(135deg, #F1F8E9, #DCEDC8); }
.pvl-article-cat-icon-lightgreen i { color: #558B2F; font-size: 26px; }
.pvl-article-cat-icon-bluegrey { background: linear-gradient(135deg, #ECEFF1, #CFD8DC); }
.pvl-article-cat-icon-bluegrey i { color: #455A64; font-size: 26px; }
.pvl-article-cat-icon-lime { background: linear-gradient(135deg, #F9FBE7, #F0F4C3); }
.pvl-article-cat-icon-lime i { color: #827717; font-size: 26px; }
.pvl-article-cat-icon-deeppurple { background: linear-gradient(135deg, #EDE7F6, #D1C4E9); }
.pvl-article-cat-icon-deeppurple i { color: #512DA8; font-size: 26px; }

.pvl-article-cat-info {
  flex: 1;
}

.pvl-article-cat-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--pvl-text);
  margin-bottom: 4px;
}

.pvl-article-cat-count {
  font-size: 13px;
  color: #999;
}

.pvl-news {
  padding: 80px 20px;
  background: #fff;
}

.pvl-news-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-news-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pvl-news-card {
  background: var(--pvl-light-bg);
  border-radius: var(--pvl-border-radius);
  padding: 28px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0,0,0,0.05);
}

.pvl-news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--pvl-card-shadow-hover);
  background: #fff;
}

.pvl-news-date {
  display: inline-block;
  font-size: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--pvl-primary), var(--pvl-secondary));
  padding: 4px 12px;
  border-radius: 12px;
  margin-bottom: 14px;
}

.pvl-news-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--pvl-text);
  line-height: 1.5;
  margin-bottom: 10px;
}

.pvl-news-card:hover .pvl-news-title {
  color: var(--pvl-primary);
}

.pvl-news-excerpt {
  font-size: 13px;
  color: #888;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pvl-gotop-wrap {
  position: fixed;
  bottom: 40px;
  right: 30px;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.pvl-gotop-wrap.pvl-gotop-visible {
  opacity: 1;
  visibility: visible;
}

.pvl-gotop-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
  transition: box-shadow 0.3s, transform 0.3s;
  position: relative;
}

.pvl-gotop-btn:hover {
  box-shadow: 0 4px 16px rgba(33,150,243,0.3);
  transform: translateY(-2px);
}

.pvl-gotop-btn i {
  font-size: 22px;
  color: var(--pvl-primary);
}

.pvl-gotop-svg {
  position: absolute;
  top: -3px;
  left: -3px;
  width: 54px;
  height: 54px;
  transform: rotate(-90deg);
}

.pvl-gotop-svg circle {
  fill: none;
  stroke-width: 2.5;
}

.pvl-gotop-svg .pvl-gotop-track {
  stroke: #e0e0e0;
}

.pvl-gotop-svg .pvl-gotop-progress {
  stroke: var(--pvl-primary);
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s linear;
}

.pvl-notice {
  background: linear-gradient(90deg, #1976D2, #2196F3);
  color: #fff;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 10000;
  font-size: 13px;
}

.pvl-notice.pvl-notice-hidden {
  display: none;
}

.pvl-notice-content {
  overflow: hidden;
  flex: 1;
  margin: 0 40px 0 20px;
}

.pvl-notice-text {
  display: inline-block;
  white-space: nowrap;
  animation: pvl-scroll-left 20s linear infinite;
}

@keyframes pvl-scroll-left {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

.pvl-notice-close {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.3s;
  line-height: 1;
}

.pvl-notice-close:hover {
  opacity: 1;
}

.pvl-theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: none;
  cursor: pointer;
  transition: background 0.3s;
  margin-left: 8px;
}

.pvl-theme-toggle:hover {
  background: rgba(255,255,255,0.2);
}

.pvl-theme-toggle i {
  font-size: 20px;
  color: #fff;
  transition: transform 0.3s;
}

.pvl-theme-toggle:hover i {
  transform: rotate(30deg);
}

.pvl-charts {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-charts-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-charts-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.pvl-chart-card {
  background: #fff;
  border-radius: var(--pvl-border-radius);
  box-shadow: var(--pvl-card-shadow);
  padding: 30px;
  border: 1px solid rgba(0,0,0,0.05);
}

.pvl-chart-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--pvl-text);
  margin-bottom: 20px;
  text-align: center;
}

.pvl-chart-canvas-wrap {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

.pvl-quote {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-quote-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.pvl-quote-header {
  margin-bottom: 40px;
}

.pvl-quote-content {
  position: relative;
  padding: 40px 30px;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.pvl-quote-text {
  font-size: 20px;
  color: var(--pvl-text);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 16px;
  transition: opacity 0.4s ease;
}

.pvl-quote-author {
  font-size: 14px;
  color: var(--pvl-primary);
  font-weight: 500;
  transition: opacity 0.4s ease;
}

.pvl-quote-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  padding: 10px 24px;
  border: 2px solid var(--pvl-primary);
  border-radius: 24px;
  background: transparent;
  color: var(--pvl-primary);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s;
}

.pvl-quote-btn:hover {
  background: var(--pvl-primary);
  color: #fff;
}

.pvl-timeline {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-timeline-inner {
  max-width: 900px;
  margin: 0 auto;
}

.pvl-timeline-header {
  text-align: center;
  margin-bottom: 50px;
}

.pvl-timeline-list {
  position: relative;
  padding: 20px 0;
}

.pvl-timeline-list::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--pvl-primary), var(--pvl-secondary));
}

.pvl-timeline-item {
  display: flex;
  justify-content: flex-end;
  padding: 0 30px 40px;
  position: relative;
  width: 50%;
}

.pvl-timeline-item:nth-child(even) {
  margin-left: 50%;
  justify-content: flex-start;
}

.pvl-timeline-item:last-child {
  padding-bottom: 0;
}

.pvl-timeline-dot {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--pvl-primary);
  border: 3px solid #fff;
  top: 4px;
  right: -7px;
  z-index: 1;
  box-shadow: 0 0 0 3px rgba(33,150,243,0.2);
}

.pvl-timeline-item:nth-child(even) .pvl-timeline-dot {
  left: -7px;
  right: auto;
}

.pvl-timeline-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border: 1px solid rgba(0,0,0,0.05);
  max-width: 380px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.pvl-timeline-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--pvl-card-shadow-hover);
}

.pvl-timeline-version {
  display: inline-block;
  font-size: 12px;
  color: #fff;
  background: var(--pvl-primary);
  padding: 2px 10px;
  border-radius: 10px;
  margin-bottom: 8px;
}

.pvl-timeline-date {
  font-size: 12px;
  color: #999;
  margin-bottom: 8px;
}

.pvl-timeline-desc {
  font-size: 14px;
  color: #555;
  line-height: 1.6;
}

.pvl-tool-search {
  max-width: 500px;
  margin: 0 auto 30px;
  position: relative;
}

.pvl-tool-search-input {
  width: 100%;
  padding: 12px 20px 12px 44px;
  border: 2px solid #e0e0e0;
  border-radius: 30px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  background: #fff;
}

.pvl-tool-search-input:focus {
  border-color: var(--pvl-primary);
  box-shadow: 0 0 0 3px rgba(33,150,243,0.1);
}

.pvl-tool-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #999;
}

.pvl-tool-search-icon i {
  font-size: 20px;
}

.pvl-tool-no-result {
  text-align: center;
  padding: 30px;
  color: #999;
  font-size: 14px;
  display: none;
}

.pvl-tool-no-result.pvl-tool-no-result-show {
  display: block;
}

.pvl-tool-item.pvl-tool-item-hidden {
  display: none;
}

[data-theme="dark"] {
  --pvl-text: #e0e0e0;
  --pvl-light-bg: #0f3460;
}

[data-theme="dark"] body {
  background: #1a1a2e;
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-hero {
  background: linear-gradient(135deg, #0d47a1, #1565c0, #0d47a1);
}

[data-theme="dark"] .pvl-advantages,
[data-theme="dark"] .pvl-steps,
[data-theme="dark"] .pvl-testimonials,
[data-theme="dark"] .pvl-news,
[data-theme="dark"] .pvl-miniapp {
  background: #1a1a2e;
}

[data-theme="dark"] .pvl-categories,
[data-theme="dark"] .pvl-article-cats,
[data-theme="dark"] .pvl-sites,
[data-theme="dark"] .pvl-charts,
[data-theme="dark"] .pvl-quote,
[data-theme="dark"] .pvl-timeline,
[data-theme="dark"] .pvl-faq {
  background: #0f3460;
}

[data-theme="dark"] .pvl-tools,
[data-theme="dark"] .pvl-articles {
  background: #16213e;
}

[data-theme="dark"] .pvl-advantage-card,
[data-theme="dark"] .pvl-category-card,
[data-theme="dark"] .pvl-site-card,
[data-theme="dark"] .pvl-article-cat-card,
[data-theme="dark"] .pvl-tool-item,
[data-theme="dark"] .pvl-article-card,
[data-theme="dark"] .pvl-testimonial-card,
[data-theme="dark"] .pvl-miniapp-card,
[data-theme="dark"] .pvl-faq-item,
[data-theme="dark"] .pvl-news-card,
[data-theme="dark"] .pvl-chart-card,
[data-theme="dark"] .pvl-timeline-card {
  background: #16213e;
  border-color: #2a2a4a;
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-advantage-card:hover,
[data-theme="dark"] .pvl-category-card:hover,
[data-theme="dark"] .pvl-site-card:hover,
[data-theme="dark"] .pvl-article-cat-card:hover,
[data-theme="dark"] .pvl-tool-item:hover,
[data-theme="dark"] .pvl-testimonial-card:hover,
[data-theme="dark"] .pvl-miniapp-card:hover,
[data-theme="dark"] .pvl-news-card:hover,
[data-theme="dark"] .pvl-timeline-card:hover {
  background: #1a2744;
  border-color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-advantage-desc,
[data-theme="dark"] .pvl-site-desc,
[data-theme="dark"] .pvl-category-count,
[data-theme="dark"] .pvl-article-cat-count,
[data-theme="dark"] .pvl-tool-item-brief,
[data-theme="dark"] .pvl-article-excerpt,
[data-theme="dark"] .pvl-testimonial-text,
[data-theme="dark"] .pvl-miniapp-info .pvl-miniapp-desc,
[data-theme="dark"] .pvl-news-excerpt,
[data-theme="dark"] .pvl-timeline-desc,
[data-theme="dark"] .pvl-faq-answer-text {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-advantage-name,
[data-theme="dark"] .pvl-site-name,
[data-theme="dark"] .pvl-category-name,
[data-theme="dark"] .pvl-article-cat-name,
[data-theme="dark"] .pvl-tool-item-name,
[data-theme="dark"] .pvl-article-title,
[data-theme="dark"] .pvl-miniapp-name,
[data-theme="dark"] .pvl-news-title,
[data-theme="dark"] .pvl-faq-question-text,
[data-theme="dark"] .pvl-chart-title {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-site-feature-tag,
[data-theme="dark"] .pvl-miniapp-tag {
  background: rgba(33,150,243,0.15);
}

[data-theme="dark"] .pvl-tool-search-input {
  background: #16213e;
  border-color: #2a2a4a;
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-tool-search-input:focus {
  border-color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-cta-banner {
  background: #16213e;
}

[data-theme="dark"] .pvl-cta-title {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-cta-desc {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-quote-text {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-timeline-list::before {
  background: linear-gradient(180deg, var(--pvl-primary), #0d47a1);
}

[data-theme="dark"] .pvl-timeline-dot {
  border-color: #1a1a2e;
}

[data-theme="dark"] .pvl-section-desc {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-hero-stat-label {
  color: rgba(255,255,255,0.6);
}

[data-theme="dark"] .pvl-loader {
  background: #1a1a2e;
}

/* ============================================
   1. Scroll Navigation Sidebar
   ============================================ */
.pvl-scroll-nav {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-end;
}

.pvl-scroll-nav-item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  cursor: pointer;
}

.pvl-scroll-nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ccc;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
  cursor: pointer;
}

.pvl-scroll-nav-dot:hover {
  background: var(--pvl-primary);
  transform: scale(1.2);
}

.pvl-scroll-nav-dot-active {
  background: var(--pvl-primary);
  transform: scale(1.4);
  box-shadow: 0 0 0 4px rgba(33, 150, 243, 0.2);
}

.pvl-scroll-nav-item:hover .pvl-scroll-nav-dot {
  background: var(--pvl-primary);
  transform: scale(1.2);
}

.pvl-scroll-nav-item.pvl-scroll-nav-active .pvl-scroll-nav-dot {
  width: 14px;
  height: 14px;
  background: var(--pvl-primary);
  animation: pvl-scroll-nav-pulse 1.5s ease-in-out infinite;
}

@keyframes pvl-scroll-nav-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.pvl-scroll-nav-tooltip {
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  background: #333;
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  pointer-events: none;
}

.pvl-scroll-nav-tooltip::after {
  content: '';
  position: absolute;
  right: -4px;
  top: 50%;
  transform: translateY(-50%);
  border: 4px solid transparent;
  border-left-color: #333;
  border-right: none;
}

.pvl-scroll-nav-item:hover .pvl-scroll-nav-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   2. Cookie Consent Banner
   ============================================ */
.pvl-cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 10002;
  background: #fff;
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.1);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  animation: pvl-cookie-slide-up 0.5s ease-out;
}

.pvl-cookie-banner.pvl-cookie-hidden {
  display: none;
}

@keyframes pvl-cookie-slide-up {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.pvl-cookie-text {
  font-size: 14px;
  color: #555;
  line-height: 1.5;
  flex: 1;
  max-width: 800px;
}

.pvl-cookie-text a {
  color: var(--pvl-primary);
  text-decoration: underline;
}

.pvl-cookie-btn {
  padding: 8px 24px;
  background: var(--pvl-primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.3s;
  white-space: nowrap;
  flex-shrink: 0;
}

.pvl-cookie-btn:hover {
  background: var(--pvl-secondary);
}

/* ============================================
   3. Social Share Buttons
   ============================================ */
.pvl-share-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.pvl-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid #ddd;
  border-radius: 20px;
  background: #fff;
  font-size: 13px;
  color: #555;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
}

.pvl-share-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.pvl-share-btn i {
  font-size: 16px;
}

.pvl-share-btn-wechat {
  border-color: #07C160;
  color: #07C160;
}

.pvl-share-btn-wechat:hover {
  background: #07C160;
  color: #fff;
  border-color: #07C160;
}

.pvl-share-btn-weibo {
  border-color: #E6162D;
  color: #E6162D;
}

.pvl-share-btn-weibo:hover {
  background: #E6162D;
  color: #fff;
  border-color: #E6162D;
}

.pvl-share-btn-copy {
  border-color: var(--pvl-primary);
  color: var(--pvl-primary);
}

.pvl-share-btn-copy:hover {
  background: var(--pvl-primary);
  color: #fff;
  border-color: var(--pvl-primary);
}

/* ============================================
   4. Live Online Counter
   ============================================ */
.pvl-live-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: #555;
}

.pvl-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4CAF50;
  animation: pvl-live-pulse 1.5s ease-in-out infinite;
}

@keyframes pvl-live-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.pvl-live-number {
  font-weight: 600;
  color: #4CAF50;
  transition: transform 0.3s;
}

.pvl-live-number.pvl-live-number-bump {
  animation: pvl-live-bump 0.3s ease-out;
}

@keyframes pvl-live-bump {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

/* ============================================
   5. Toast Notification
   ============================================ */
.pvl-toast {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  z-index: 10003;
  background: #333;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease-out;
  white-space: nowrap;
}

.pvl-toast.pvl-toast-show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   6. Swiper Carousel Overrides for Testimonials
   ============================================ */
.pvl-testimonials-grid.pvl-testimonials-swiper {
  display: block;
  overflow: hidden;
  position: relative;
}

.pvl-testimonials-swiper .swiper-wrapper {
  display: flex;
}

.pvl-testimonials-swiper .swiper-slide {
  flex-shrink: 0;
  width: 33.333%;
  padding: 0 12px;
  box-sizing: border-box;
}

.pvl-testimonials-swiper .swiper-pagination {
  position: relative;
  margin-top: 24px;
  text-align: center;
}

.pvl-testimonials-swiper .swiper-pagination-bullet {
  width: 8px;
  height: 8px;
  background: #ccc;
  opacity: 1;
  border-radius: 50%;
  transition: all 0.3s;
}

.pvl-testimonials-swiper .swiper-pagination-bullet-active {
  background: var(--pvl-primary);
  width: 24px;
  border-radius: 4px;
}

.pvl-swiper-nav-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
}

.pvl-swiper-nav-btn:hover {
  background: var(--pvl-primary);
  border-color: var(--pvl-primary);
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.3);
}

.pvl-swiper-nav-btn:hover i {
  color: #fff;
}

.pvl-swiper-nav-btn i {
  font-size: 20px;
  color: var(--pvl-primary);
  transition: color 0.3s;
}

.pvl-swiper-prev {
  left: -20px;
}

.pvl-swiper-next {
  right: -20px;
}

/* ============================================
   7. Tool Ranking
   ============================================ */
.pvl-rank-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 20px;
}

.pvl-rank-header {
  text-align: center;
  margin-bottom: 40px;
}

.pvl-rank-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pvl-rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pvl-rank-item:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.1);
  border-color: rgba(33, 150, 243, 0.2);
}

.pvl-rank-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #999;
  background: #f5f5f5;
  flex-shrink: 0;
}

.pvl-rank-item:nth-child(1) .pvl-rank-number {
  background: #FFD700;
  color: #fff;
}

.pvl-rank-item:nth-child(2) .pvl-rank-number {
  background: #C0C0C0;
  color: #fff;
}

.pvl-rank-item:nth-child(3) .pvl-rank-number {
  background: #CD7F32;
  color: #fff;
}

.pvl-rank-medal {
  font-size: 20px;
  display: none;
}

.pvl-rank-item:nth-child(1) .pvl-rank-medal,
.pvl-rank-item:nth-child(2) .pvl-rank-medal,
.pvl-rank-item:nth-child(3) .pvl-rank-medal {
  display: inline-flex;
}

.pvl-rank-item:nth-child(1) .pvl-rank-medal { color: #FFD700; }
.pvl-rank-item:nth-child(2) .pvl-rank-medal { color: #C0C0C0; }
.pvl-rank-item:nth-child(3) .pvl-rank-medal { color: #CD7F32; }

.pvl-rank-name {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
  color: var(--pvl-text);
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pvl-rank-count {
  font-size: 13px;
  color: #999;
  flex-shrink: 0;
  margin-right: 8px;
}

.pvl-rank-bar-wrap {
  width: 200px;
  height: 8px;
  background: #e0e0e0;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
}

.pvl-rank-bar {
  height: 100%;
}

.pvl-rank-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--pvl-primary), var(--pvl-secondary));
  border-radius: 4px;
  display: block;
  width: 0;
  transition: width 1s ease-out;
}

/* ============================================
   8. 3D Tag Cloud
   ============================================ */
.pvl-tagcloud-section {
  padding: 80px 20px;
  background: #fff;
}

.pvl-tagcloud-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
  text-align: center;
}

.pvl-tagcloud-header {
  text-align: center;
  margin-bottom: 40px;
}

.pvl-tagcloud-container {
  position: relative;
  width: 500px;
  height: 500px;
  margin: 0 auto;
}

.pvl-tagcloud-canvas {
  width: 500px;
  height: 500px;
  display: block;
  cursor: grab;
}

.pvl-tagcloud-canvas:active {
  cursor: grabbing;
}

.pvl-tagcloud-hint {
  margin-top: 16px;
  font-size: 13px;
  color: #999;
}

/* ============================================
   9. Interactive Quiz
   ============================================ */
.pvl-quiz-section {
  max-width: 700px;
  margin: 0 auto;
  padding: 80px 20px;
}

.pvl-quiz-header {
  text-align: center;
  margin-bottom: 40px;
}

.pvl-quiz-card {
  background: #fff;
  border-radius: var(--pvl-border-radius);
  padding: 32px;
  box-shadow: var(--pvl-card-shadow);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.pvl-quiz-question {
  font-size: 18px;
  font-weight: 600;
  color: var(--pvl-text);
  margin-bottom: 24px;
  line-height: 1.5;
}

.pvl-quiz-question-num {
  display: inline-block;
  font-size: 13px;
  color: var(--pvl-primary);
  background: rgba(33, 150, 243, 0.1);
  padding: 2px 10px;
  border-radius: 10px;
  margin-bottom: 12px;
}

.pvl-quiz-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.pvl-quiz-option {
  padding: 14px 18px;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  background: #fff;
  font-size: 14px;
  color: var(--pvl-text);
  cursor: pointer;
  transition: all 0.3s;
  text-align: left;
}

.pvl-quiz-option:hover {
  border-color: var(--pvl-primary);
  background: rgba(33, 150, 243, 0.03);
}

.pvl-quiz-option.pvl-quiz-option-correct {
  background: #E8F5E9;
  border-color: #4CAF50;
  color: #2E7D32;
}

.pvl-quiz-option.pvl-quiz-option-wrong {
  background: #FFEBEE;
  border-color: #F44336;
  color: #C62828;
}

.pvl-quiz-option.pvl-quiz-option-disabled {
  pointer-events: none;
  opacity: 0.7;
}

.pvl-quiz-explanation {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  padding: 12px 16px;
  background: #f5f5f5;
  border-radius: 8px;
  margin-bottom: 20px;
  display: none;
}

.pvl-quiz-explanation.pvl-quiz-explanation-visible {
  display: block;
}

.pvl-quiz-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pvl-quiz-score {
  font-size: 14px;
  color: #666;
}

.pvl-quiz-score strong {
  color: var(--pvl-primary);
  font-size: 18px;
}

.pvl-quiz-next-btn {
  padding: 10px 24px;
  background: var(--pvl-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.3s;
  display: none;
}

.pvl-quiz-next-btn.pvl-quiz-next-show {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pvl-quiz-next-btn:hover {
  background: var(--pvl-secondary);
}

/* ============================================
   10. Friend Links
   ============================================ */
.pvl-friend-section {
  padding: 80px 20px;
  background: var(--pvl-light-bg);
}

.pvl-friend-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
}

.pvl-friend-header {
  text-align: center;
  margin-bottom: 40px;
}

.pvl-friend-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pvl-friend-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pvl-friend-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-color: var(--pvl-primary);
}

.pvl-friend-info {
  flex: 1;
  min-width: 0;
}

.pvl-friend-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--pvl-text);
  margin-bottom: 4px;
}

.pvl-friend-desc {
  font-size: 12px;
  color: #999;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pvl-friend-icon {
  font-size: 16px;
  color: #bbb;
  transition: color 0.3s;
  flex-shrink: 0;
}

.pvl-friend-card:hover .pvl-friend-icon {
  color: var(--pvl-primary);
}

/* ============================================
   11. Favorites Bar
   ============================================ */
.pvl-fav-bar {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid #e0e0e0;
  z-index: 9997;
  padding: 8px 20px;
  transition: all 0.3s;
}

.pvl-fav-bar.pvl-fav-collapsed {
  padding: 4px 20px;
}

.pvl-fav-bar-inner {
  max-width: var(--pvl-max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.pvl-fav-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: none;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 12px;
  color: #666;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
  flex-shrink: 0;
}

.pvl-fav-toggle:hover {
  border-color: var(--pvl-primary);
  color: var(--pvl-primary);
}

.pvl-fav-toggle i {
  font-size: 16px;
  transition: transform 0.3s;
}

.pvl-fav-bar.pvl-fav-collapsed .pvl-fav-toggle i {
  transform: rotate(180deg);
}

.pvl-fav-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  flex: 1;
  padding: 4px 0;
  scrollbar-width: thin;
}

.pvl-fav-list::-webkit-scrollbar {
  height: 4px;
}

.pvl-fav-list::-webkit-scrollbar-thumb {
  background: #ddd;
  border-radius: 2px;
}

.pvl-fav-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: #f0f7ff;
  border-radius: 16px;
  font-size: 12px;
  color: var(--pvl-primary);
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.3s;
}

.pvl-fav-item:hover {
  background: rgba(33, 150, 243, 0.15);
}

.pvl-fav-item i {
  font-size: 14px;
}

.pvl-fav-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(33, 150, 243, 0.2);
  border: none;
  cursor: pointer;
  font-size: 10px;
  color: var(--pvl-primary);
  transition: all 0.2s;
  padding: 0;
  line-height: 1;
}

.pvl-fav-remove:hover {
  background: #F44336;
  color: #fff;
}

.pvl-fav-empty {
  font-size: 13px;
  color: #bbb;
  padding: 4px 0;
}

.pvl-fav-bar.pvl-fav-collapsed .pvl-fav-list,
.pvl-fav-bar.pvl-fav-collapsed .pvl-fav-empty {
  display: none;
}

/* ============================================
   12. Keyboard Hotkey Help Panel
   ============================================ */
.pvl-hotkey-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 10004;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.pvl-hotkey-overlay.pvl-hotkey-show {
  opacity: 1;
  visibility: visible;
}

.pvl-hotkey-panel {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  padding: 32px;
  max-width: 480px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
}

.pvl-hotkey-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--pvl-text);
  margin-bottom: 24px;
}

.pvl-hotkey-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: #f5f5f5;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s;
}

.pvl-hotkey-close:hover {
  background: #e0e0e0;
}

.pvl-hotkey-close i {
  font-size: 18px;
  color: #666;
}

.pvl-hotkey-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pvl-hotkey-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pvl-hotkey-label {
  font-size: 14px;
  color: #555;
}

.pvl-hotkey-keys {
  display: flex;
  gap: 6px;
}

.pvl-hotkey-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 8px;
  background: #f5f5f5;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #333;
  font-family: monospace;
}

/* ============================================
   13. Dark Mode Styles for New Components
   ============================================ */
[data-theme="dark"] .pvl-scroll-nav-dot {
  background: #555;
}

[data-theme="dark"] .pvl-scroll-nav-tooltip {
  background: #2a2a4a;
}

[data-theme="dark"] .pvl-scroll-nav-tooltip::after {
  border-left-color: #2a2a4a;
}

[data-theme="dark"] .pvl-cookie-banner {
  background: #16213e;
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .pvl-cookie-text {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-share-btn {
  background: #16213e;
  border-color: #2a2a4a;
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-share-btn-wechat {
  border-color: #07C160;
  color: #07C160;
}

[data-theme="dark"] .pvl-share-btn-weibo {
  border-color: #E6162D;
  color: #E6162D;
}

[data-theme="dark"] .pvl-share-btn-copy {
  border-color: var(--pvl-primary);
  color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-live-counter {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-toast {
  background: #2a2a4a;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .pvl-swiper-nav-btn {
  background: #16213e;
  border-color: #2a2a4a;
}

[data-theme="dark"] .pvl-swiper-nav-btn:hover {
  background: var(--pvl-primary);
  border-color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-rank-item {
  background: #16213e;
  border-color: #2a2a4a;
}

[data-theme="dark"] .pvl-rank-item:hover {
  border-color: rgba(33, 150, 243, 0.3);
}

[data-theme="dark"] .pvl-rank-number {
  background: #2a2a4a;
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-rank-item:nth-child(1) .pvl-rank-number {
  background: #FFD700;
  color: #1a1a2e;
}

[data-theme="dark"] .pvl-rank-item:nth-child(2) .pvl-rank-number {
  background: #C0C0C0;
  color: #1a1a2e;
}

[data-theme="dark"] .pvl-rank-item:nth-child(3) .pvl-rank-number {
  background: #CD7F32;
  color: #1a1a2e;
}

[data-theme="dark"] .pvl-rank-name {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-rank-count {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-rank-bar-wrap {
  background: #2a2a4a;
}

[data-theme="dark"] .pvl-tagcloud-section {
  background: #1a1a2e;
}

[data-theme="dark"] .pvl-tagcloud-hint {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-quiz-card {
  background: #16213e;
  border-color: #2a2a4a;
}

[data-theme="dark"] .pvl-quiz-question {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-quiz-option {
  background: #1a1a2e;
  border-color: #2a2a4a;
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-quiz-option:hover {
  border-color: var(--pvl-primary);
  background: rgba(33, 150, 243, 0.05);
}

[data-theme="dark"] .pvl-quiz-option.pvl-quiz-option-correct {
  background: rgba(76, 175, 80, 0.15);
  border-color: #4CAF50;
  color: #81C784;
}

[data-theme="dark"] .pvl-quiz-option.pvl-quiz-option-wrong {
  background: rgba(244, 67, 54, 0.15);
  border-color: #F44336;
  color: #EF9A9A;
}

[data-theme="dark"] .pvl-quiz-explanation {
  background: #1a1a2e;
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-quiz-score {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-friend-section {
  background: #0f3460;
}

[data-theme="dark"] .pvl-friend-card {
  background: #16213e;
  border-color: #2a2a4a;
}

[data-theme="dark"] .pvl-friend-card:hover {
  border-color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-friend-name {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-friend-desc {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-friend-icon {
  color: #555;
}

[data-theme="dark"] .pvl-fav-bar {
  background: #1a1a2e;
  border-bottom-color: #2a2a4a;
}

[data-theme="dark"] .pvl-fav-toggle {
  border-color: #2a2a4a;
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-fav-toggle:hover {
  border-color: var(--pvl-primary);
  color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-fav-item {
  background: rgba(33, 150, 243, 0.12);
  color: var(--pvl-primary);
}

[data-theme="dark"] .pvl-fav-remove {
  background: rgba(33, 150, 243, 0.2);
}

[data-theme="dark"] .pvl-fav-empty {
  color: #555;
}

[data-theme="dark"] .pvl-hotkey-panel {
  background: #16213e;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .pvl-hotkey-title {
  color: #e0e0e0;
}

[data-theme="dark"] .pvl-hotkey-close {
  background: #2a2a4a;
}

[data-theme="dark"] .pvl-hotkey-close:hover {
  background: #3a3a5a;
}

[data-theme="dark"] .pvl-hotkey-close i {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-hotkey-label {
  color: #a0a0b0;
}

[data-theme="dark"] .pvl-hotkey-key {
  background: #2a2a4a;
  border-color: #3a3a5a;
  color: #e0e0e0;
}

/* ============================================
   14. Favorite Button on Tool Items
   ============================================ */
.pvl-tool-item {
  position: relative;
}

.pvl-fav-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  opacity: 0;
  z-index: 2;
  padding: 0;
}

.pvl-tool-item:hover .pvl-fav-btn {
  opacity: 1;
}

.pvl-fav-btn i {
  font-size: 16px;
  color: #ccc;
  transition: all 0.3s;
}

.pvl-fav-btn:hover i {
  color: var(--pvl-primary);
  transform: scale(1.15);
}

.pvl-fav-btn.pvl-fav-btn-active i {
  color: var(--pvl-primary);
}

.pvl-fav-btn.pvl-fav-btn-active {
  opacity: 1;
}

[data-theme="dark"] .pvl-fav-btn {
  background: rgba(22, 33, 62, 0.8);
}

[data-theme="dark"] .pvl-fav-btn i {
  color: #555;
}

[data-theme="dark"] .pvl-fav-btn:hover i,
[data-theme="dark"] .pvl-fav-btn.pvl-fav-btn-active i {
  color: var(--pvl-primary);
}

@media (max-width: 992px) {
  .pvl-hero-title { font-size: 40px; }
  .pvl-hero-subtitle { font-size: 18px; }
  .pvl-hero-stats { gap: 30px; }
  .pvl-hero-stat-number { font-size: 30px; }
  .pvl-advantages-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .pvl-sites-grid { grid-template-columns: 1fr 1fr; }
  .pvl-sites-grid .pvl-site-card { min-width: 0; }
  .pvl-tools-grid { grid-template-columns: repeat(3, 1fr); }
  .pvl-articles-grid { grid-template-columns: 1fr 1fr; }
  .pvl-miniapp-grid { grid-template-columns: 1fr 1fr; }
  .pvl-miniapp-grid .pvl-miniapp-card { min-width: 0; }
  .pvl-cta-title { font-size: 28px; }
  .pvl-categories-grid { grid-template-columns: repeat(2, 1fr); }
  .pvl-steps-flow { flex-wrap: wrap; }
  .pvl-step-arrow { display: none; }
  .pvl-testimonials-grid { grid-template-columns: 1fr 1fr; }
  .pvl-article-cats-grid { grid-template-columns: repeat(2, 1fr); }
  .pvl-news-grid { grid-template-columns: 1fr 1fr; }
  .pvl-charts-grid { grid-template-columns: 1fr; }
  .pvl-timeline-list::before { left: 20px; }
  .pvl-timeline-item { width: 100%; padding-left: 50px; padding-right: 0; justify-content: flex-start; }
  .pvl-timeline-item:nth-child(even) { margin-left: 0; }
  .pvl-timeline-dot { left: 13px; right: auto; }
  .pvl-timeline-item:nth-child(even) .pvl-timeline-dot { left: 13px; }
  /* New components - 992px */
  .pvl-scroll-nav { right: 16px; gap: 12px; }
  .pvl-testimonials-swiper .swiper-slide { width: 50%; }
  .pvl-rank-bar-wrap { width: 150px; }
  .pvl-tagcloud-container { width: 400px; height: 400px; }
  .pvl-tagcloud-canvas { width: 400px; height: 400px; }
  .pvl-friend-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .pvl-hero { min-height: auto; padding-top: 100px; }
  .pvl-hero-title { font-size: 30px; letter-spacing: 1px; }
  .pvl-hero-subtitle { font-size: 16px; }
  .pvl-hero-stats { gap: 20px; flex-wrap: wrap; }
  .pvl-hero-stat-number { font-size: 26px; }
  .pvl-hero-stat-label { font-size: 12px; }
  .pvl-advantages { padding: 60px 20px; }
  .pvl-advantages-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .pvl-advantage-card { padding: 25px 15px; }
  .pvl-section-title { font-size: 26px; }
  .pvl-sites-grid { grid-template-columns: 1fr; }
  .pvl-site-card { padding: 30px; }
  .pvl-tools-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .pvl-articles-grid { grid-template-columns: 1fr; }
  .pvl-article-img { width: 140px; }
  .pvl-miniapp-grid { grid-template-columns: 1fr; }
  .pvl-miniapp-card { flex-direction: column; text-align: center; }
  .pvl-miniapp-qrcode { width: 140px; height: 140px; }
  .pvl-miniapp-tags { justify-content: center; }
  .pvl-site-features { justify-content: center; }
  .pvl-cta-title { font-size: 24px; }
  .pvl-cta-desc { font-size: 14px; }
  .pvl-cta-buttons { flex-direction: column; align-items: center; }
  .pvl-categories-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .pvl-category-card { padding: 24px 16px; }
  .pvl-steps-flow { flex-direction: column; align-items: center; }
  .pvl-step { max-width: 100%; padding: 0; margin-bottom: 30px; }
  .pvl-step:last-child { margin-bottom: 0; }
  .pvl-testimonials-grid { grid-template-columns: 1fr; }
  .pvl-faq-inner { max-width: 100%; }
  .pvl-article-cats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .pvl-article-cat-card { padding: 20px 16px; }
  .pvl-news-grid { grid-template-columns: 1fr; }
  .pvl-gotop-wrap { bottom: 24px; right: 20px; }
  .pvl-notice { font-size: 12px; padding: 6px 16px; }
  .pvl-charts { padding: 60px 20px; }
  .pvl-chart-card { padding: 20px; }
  .pvl-quote { padding: 60px 20px; }
  .pvl-quote-text { font-size: 18px; }
  .pvl-timeline { padding: 60px 20px; }
  .pvl-timeline-card { max-width: 100%; }
  /* New components - 768px */
  .pvl-scroll-nav { display: none; }
  .pvl-cookie-banner { flex-direction: column; gap: 12px; padding: 14px 16px; }
  .pvl-cookie-text { font-size: 13px; }
  .pvl-testimonials-swiper .swiper-slide { width: 100%; }
  .pvl-swiper-prev { left: 4px; }
  .pvl-swiper-next { right: 4px; }
  .pvl-rank-section { padding: 60px 20px; }
  .pvl-rank-bar-wrap { width: 100px; }
  .pvl-tagcloud-container { width: 300px; height: 300px; }
  .pvl-tagcloud-canvas { width: 300px; height: 300px; }
  .pvl-quiz-section { padding: 60px 20px; }
  .pvl-quiz-options { grid-template-columns: 1fr; }
  .pvl-quiz-card { padding: 24px; }
  .pvl-friend-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .pvl-fav-bar-inner { gap: 8px; }
  .pvl-hotkey-panel { padding: 24px; width: 95%; }
}

@media (max-width: 480px) {
  .pvl-hero-title { font-size: 26px; }
  .pvl-hero-subtitle { font-size: 14px; }
  .pvl-hero-cta { padding: 12px 28px; font-size: 14px; }
  .pvl-hero-stats { gap: 15px; }
  .pvl-hero-stat-number { font-size: 22px; }
  .pvl-advantages-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .pvl-tools-grid { grid-template-columns: 1fr; }
  .pvl-article-card { flex-direction: column; }
  .pvl-article-img { width: 100%; height: 160px; }
  .pvl-categories-grid { grid-template-columns: 1fr; }
  .pvl-article-cats-grid { grid-template-columns: 1fr; }
  /* New components - 480px */
  .pvl-cookie-banner { flex-direction: column; text-align: center; }
  .pvl-share-bar { justify-content: center; }
  .pvl-rank-item { flex-wrap: wrap; gap: 8px; }
  .pvl-rank-bar-wrap { width: 100%; order: 5; }
  .pvl-tagcloud-container { width: 260px; height: 260px; }
  .pvl-tagcloud-canvas { width: 260px; height: 260px; }
  .pvl-friend-grid { grid-template-columns: 1fr; }
  .pvl-fav-bar { padding: 6px 12px; }
  .pvl-hotkey-panel { padding: 20px; }
}