.page-hero {
  padding-top: 68px;
  padding-bottom: 48px;
  background: linear-gradient(160deg, #0f172a 0%, #1e293b 40%, #0f172a 100%);
  color: var(--color-text-light);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 500px 300px at 30% 40%, rgba(26, 115, 232, 0.2), transparent),
    radial-gradient(ellipse 400px 400px at 70% 60%, rgba(108, 99, 255, 0.15), transparent);
  pointer-events: none;
}

.page-hero-content {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 60px var(--container-padding) 40px;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  margin-bottom: 24px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: rgba(255, 255, 255, 0.9);
}

.breadcrumb .sep {
  color: rgba(255, 255, 255, 0.3);
}

.breadcrumb .current {
  color: rgba(255, 255, 255, 0.9);
}

.page-hero h1 {
  font-size: 2.5rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
}

.module-nav {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 68px;
  z-index: 100;
}

.module-nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.module-nav-inner::-webkit-scrollbar {
  display: none;
}

.module-nav-inner a {
  display: inline-block;
  padding: 14px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.module-nav-inner a:hover,
.module-nav-inner a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.module-detail {
  padding: 80px 0;
}

.module-detail-alt {
  background: var(--color-bg-alt);
}

.module-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.module-block.reverse .module-block-text {
  order: 2;
}

.module-block.reverse .module-block-visual {
  order: 1;
}

.module-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 20px;
}

.module-badge.blue { background: #e8f0fe; color: var(--color-primary); }
.module-badge.green { background: #e6f4ea; color: #137333; }
.module-badge.orange { background: #fef7e0; color: #b06000; }
.module-badge.purple { background: #f3e8fd; color: #6c02c1; }
.module-badge.teal { background: #e0f7fa; color: #006064; }
.module-badge.red { background: #fce8e6; color: #c5221f; }

.module-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.module-text > p {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-bottom: 32px;
}

.module-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.module-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.module-feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.module-feature-item:nth-child(2n) .module-feature-icon {
  background: #e6f4ea;
  color: #137333;
}

.module-feature-item:nth-child(3n) .module-feature-icon {
  background: #fef7e0;
  color: #b06000;
}

.module-feature-text {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.5;
}

.module-feature-text strong {
  color: var(--color-text);
  font-weight: 600;
}

.module-advantage {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 24px;
  background: linear-gradient(135deg, var(--color-primary-light), #f3e8fd);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

.module-advantage-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.module-advantage-text {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
}

.module-advantage-text strong {
  color: var(--color-primary);
}

.module-visual {
  background: var(--color-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.module-visual-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  background: #f8f9fa;
  border-bottom: 1px solid var(--color-border-light);
}

.module-visual-dots {
  display: flex;
  gap: 6px;
}

.module-visual-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.module-visual-dots span:nth-child(1) { background: #ef4444; }
.module-visual-dots span:nth-child(2) { background: #f59e0b; }
.module-visual-dots span:nth-child(3) { background: #22c55e; }

.module-visual-url {
  flex: 1;
  margin-left: 12px;
  padding: 4px 12px;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.module-visual-body {
  padding: 24px;
  min-height: 320px;
  background: #fafbfc;
}

.visual-website,
.visual-database,
.visual-security,
.visual-monitor,
.visual-tools,
.visual-ai {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.visual-row {
  display: flex;
  gap: 12px;
}

.visual-block {
  flex: 1;
  padding: 14px;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
}

.visual-block-title {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.visual-block-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.visual-block.bar {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
}

.visual-block.bar span {
  flex: 1;
  border-radius: 4px 4px 0 0;
}

.visual-block.bar span:nth-child(1) { background: linear-gradient(180deg, #1a73e8, #1557b0); height: 60%; }
.visual-block.bar span:nth-child(2) { background: linear-gradient(180deg, #6c63ff, #4f46e5); height: 85%; }
.visual-block.bar span:nth-child(3) { background: linear-gradient(180deg, #34a853, #137333); height: 45%; }
.visual-block.bar span:nth-child(4) { background: linear-gradient(180deg, #fbbc04, #b06000); height: 70%; }
.visual-block.bar span:nth-child(5) { background: linear-gradient(180deg, #ef4444, #b91c1c); height: 90%; }

.visual-block.progress {
  height: 8px;
  border-radius: 4px;
  background: var(--color-border-light);
  overflow: hidden;
  margin-top: 6px;
}

.visual-block.progress .bar {
  height: 100%;
  border-radius: 4px;
}

.visual-block.progress .bar.blue { background: linear-gradient(90deg, var(--color-primary), #6c63ff); }
.visual-block.progress .bar.green { background: linear-gradient(90deg, var(--color-secondary), #16a34a); }
.visual-block.progress .bar.orange { background: linear-gradient(90deg, #fbbc04, #ea580c); }

.visual-block-table {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.visual-block-table .table-row {
  display: flex;
  gap: 8px;
  font-size: 0.6875rem;
}

.visual-block-table .table-row span {
  flex: 1;
  padding: 4px 8px;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
}

.visual-block-table .table-row.header span {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.visual-block-table .table-row:nth-child(even) span {
  background: #f1f5f9;
}

.visual-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.visual-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
  font-size: 0.8125rem;
}

.visual-list-item .status {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.visual-list-item .status.success { background: var(--color-secondary); }
.visual-list-item .status.warning { background: var(--color-accent); }
.visual-list-item .status.error { background: #ef4444; }
.visual-list-item .status.info { background: var(--color-primary); }

.visual-list-item .badge {
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 600;
  margin-left: auto;
}

.visual-list-item .badge.success { background: #dcfce7; color: #15803d; }
.visual-list-item .badge.warning { background: #fef3c7; color: #b45309; }
.visual-list-item .badge.info { background: #dbeafe; color: #1d4ed8; }

.visual-chat {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.visual-chat-msg {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.visual-chat-msg.user {
  align-self: flex-end;
  background: var(--color-primary);
  color: var(--color-text-light);
  border-bottom-right-radius: var(--radius-sm);
}

.visual-chat-msg.ai {
  align-self: flex-start;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  color: var(--color-text);
  border-bottom-left-radius: var(--radius-sm);
}

.visual-chat-msg.ai .suggestion {
  display: inline-block;
  margin-top: 6px;
  padding: 4px 10px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 600;
}

.comparison-section {
  background: var(--color-bg);
  padding: 80px 0;
}

.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
}

.comparison-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: var(--color-card);
}

.comparison-table th,
.comparison-table td {
  padding: 18px 24px;
  text-align: left;
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--color-border-light);
}

.comparison-table thead th {
  background: #f8f9fa;
  font-weight: 700;
  color: var(--color-text);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.comparison-table thead th.highlight {
  background: var(--color-primary);
  color: var(--color-text-light);
}

.comparison-table tbody tr:hover {
  background: #f8fafc;
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--color-text);
}

.comparison-table .check {
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 1.125rem;
}

.comparison-table .cross {
  color: #dc2626;
  font-size: 1.125rem;
}

.comparison-table .partial {
  color: var(--color-accent);
  font-weight: 600;
}

.faq-section {
  background: var(--color-bg-alt);
  padding: 80px 0;
}

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

.faq-item {
  border-bottom: 1px solid var(--color-border-light);
}

.faq-question {
  width: 100%;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question .arrow {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-text-secondary);
}

.faq-item.open .faq-question .arrow {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-base);
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 20px;
}

.faq-answer p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
}

.features-cta {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: var(--color-text-light);
  padding: 64px 0;
  text-align: center;
}

.features-cta h2 {
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.features-cta p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.0625rem;
  margin-bottom: 32px;
}

.features-cta .btn {
  margin: 0 8px;
}

@media (max-width: 960px) {
  .module-block,
  .module-block.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .module-block.reverse .module-block-text {
    order: 0;
  }

  .module-block.reverse .module-block-visual {
    order: 0;
  }

  .module-text h2 {
    font-size: 1.5rem;
  }

  .module-features {
    grid-template-columns: 1fr;
  }

  .page-hero h1 {
    font-size: 2rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 14px 16px;
    font-size: 0.875rem;
  }
}

@media (max-width: 560px) {
  .module-detail {
    padding: 56px 0;
  }

  .module-text h2 {
    font-size: 1.375rem;
  }

  .module-advantage {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .features-cta .btn {
    display: block;
    margin: 8px auto;
    width: 100%;
    max-width: 280px;
  }
}