.page-products {
  --feat-sidebar-w: 220px;
  position: relative;
  background:
    linear-gradient(135deg, rgba(46, 58, 102, .14) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(315deg, rgba(46, 58, 102, .08) 1px, transparent 1px) 8px 8px / 36px 36px;
  padding-bottom: 96px;
}

.page-products .page-head {
  padding: 34px 0 28px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 18px;
  position: relative;
}

.page-products .page-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--accent-green), var(--accent-orange));
  opacity: .8;
}

.page-products .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.page-products .breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color .25s;
}

.page-products .breadcrumb a:hover {
  color: var(--accent-green);
}

.page-products .breadcrumb-sep {
  color: var(--line);
}

.page-products .page-title {
  font-family: var(--font-title);
  font-size: clamp(26px, 6vw, 44px);
  line-height: 1.15;
  letter-spacing: .01em;
  color: var(--text-title);
  margin: 0 0 14px;
}

.page-products .page-synopsis {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-primary);
  max-width: 780px;
  margin-bottom: 24px;
}

.page-products .quick-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-products .quick-stat {
  border: 1px solid var(--line-soft);
  background: rgba(20, 28, 58, .6);
  padding: 16px 14px;
  position: relative;
}

.page-products .quick-stat::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  border-left: 12px solid transparent;
  border-bottom: 12px solid var(--accent-orange);
  opacity: .45;
}

.page-products .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-orange);
  line-height: 1.1;
}

.page-products .stat-label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 6px;
}

.page-products .section-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 8px 0 24px;
}

.page-products .toc-link {
  display: inline-flex;
  padding: 8px 14px;
  border: 1px solid var(--line);
  color: var(--text-primary);
  font-size: 13px;
  text-decoration: none;
  background: rgba(20, 28, 58, .35);
  transition: border-color .25s, color .25s;
}

.page-products .toc-link:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.page-products .feature-console {
  padding: 0 0 32px;
}

.page-products .feat-sidebar {
  background: rgba(11, 16, 39, .85);
  border: 1px solid var(--line-soft);
  padding: 16px;
  margin-bottom: 16px;
}

.page-products .feat-sidebar .index-code {
  display: inline-block;
  font-size: 12px;
  color: var(--accent-green);
  border: 1px solid var(--line);
  padding: 2px 6px;
  margin-bottom: 8px;
}

.page-products .feat-sidebar h2 {
  font-family: var(--font-title);
  font-size: 18px;
  color: var(--text-title);
  margin: 0 0 12px;
}

.page-products .feat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .feat-tabs .filter-btn {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-secondary);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
  transition: border-color .25s, color .25s, background .25s;
}

.page-products .feat-tabs .filter-btn.is-active,
.page-products .feat-tabs .filter-btn:hover {
  border-color: var(--accent-orange);
  color: var(--accent-orange);
  background: rgba(255, 110, 26, .08);
}

.page-products .feat-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .feat-panel {
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  padding: 20px;
  position: relative;
  scroll-margin-top: 24px;
}

.page-products .feat-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 28px;
  height: 28px;
  border-top: 2px solid var(--accent-green);
  border-left: 2px solid var(--accent-green);
}

.page-products .feat-panel::after {
  content: "";
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 28px;
  height: 28px;
  border-bottom: 2px solid var(--accent-orange);
  border-right: 2px solid var(--accent-orange);
}

.page-products .panel-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.page-products .panel-title {
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--text-title);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .panel-head .tag {
  font-size: 12px;
  font-family: var(--font-mono);
}

.page-products .panel-body .sub-block {
  margin-bottom: 20px;
}

.page-products .sub-title {
  font-size: 16px;
  color: var(--text-title);
  margin: 0 0 8px;
  padding-left: 10px;
  border-left: 3px solid var(--accent-orange);
}

.page-products .sub-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0 0 12px;
}

.page-products .func-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-products .func-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.page-products .func-list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-green);
  font-size: 12px;
}

.page-products .panel-media {
  margin: 16px 0 0;
  border: 1px solid var(--line-soft);
  background: rgba(11, 16, 39, .5);
  padding: 8px;
}

.page-products .panel-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--bg-deep);
}

.page-products .media-cap {
  padding: 8px 4px 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
}

.page-products .sub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-products .section-header {
  margin-bottom: 8px;
}

.page-products .section-header .index-code {
  font-size: 12px;
  color: var(--accent-green);
  border: 1px solid var(--line);
  padding: 2px 6px;
  display: inline-block;
  margin-bottom: 8px;
}

.page-products .section-title {
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--text-title);
  margin: 0 0 8px;
}

.page-products .section-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  max-width: 720px;
}

.page-products .scene-map {
  padding: 32px 0 8px;
}

.page-products .scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 16px;
}

.page-products .scene-card {
  background: rgba(20, 28, 58, .55);
  border: 1px solid var(--line-soft);
  padding: 18px 16px;
  position: relative;
  transition: border-color .3s;
}

.page-products .scene-card:hover {
  border-color: var(--accent-orange);
}

.page-products .scene-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-green);
}

.page-products .scene-card h3 {
  font-family: var(--font-title);
  font-size: 17px;
  color: var(--text-title);
  margin: 8px 0 6px;
}

.page-products .scene-card p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.page-products .tech-guard {
  padding: 32px 0 8px;
}

.page-products .tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.page-products .tech-card {
  border: 1px solid var(--line-soft);
  background: linear-gradient(135deg, rgba(11, 16, 39, .9), rgba(20, 28, 58, .7));
  padding: 18px 14px;
  position: relative;
  overflow: hidden;
}

.page-products .tech-card::after {
  content: "";
  position: absolute;
  right: -16px;
  top: -16px;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, transparent 50%, rgba(0, 255, 163, .14) 50%);
}

.page-products .tech-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--accent-orange);
  line-height: 1.2;
}

.page-products .tech-label {
  display: block;
  font-size: 14px;
  color: var(--text-title);
  margin-top: 8px;
}

.page-products .tech-note {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.page-products .trust-line {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--accent-green);
  background: rgba(0, 255, 163, .06);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.7;
}

.page-products .howto {
  padding: 32px 0 8px;
}

.page-products .howto-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 16px;
}

.page-products .step-card {
  background: rgba(11, 16, 39, .55);
  border: 1px solid var(--line-soft);
  padding: 18px 16px;
}

.page-products .step-num {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent-green);
  border-bottom: 1px solid var(--accent-green);
  padding-bottom: 2px;
}

.page-products .step-card h3 {
  font-size: 15px;
  color: var(--text-title);
  margin: 10px 0 6px;
}

.page-products .step-card p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0;
}

.page-products .more-links {
  padding: 32px 0 0;
}

.page-products .more-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 16px;
}

.page-products .more-card {
  border: 1px solid var(--line);
  background: var(--bg-card);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
}

.page-products .more-card h3 {
  font-family: var(--font-title);
  font-size: 18px;
  color: var(--text-title);
  margin: 0 0 8px;
}

.page-products .more-card p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 16px;
  flex: 1;
}

.page-products .more-card .btn {
  align-self: flex-start;
}

@media (min-width: 768px) {
  .page-products .page-head {
    padding: 40px 0 32px;
  }

  .page-products .quick-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .section-toc {
    padding-top: 12px;
  }

  .page-products .feature-console {
    display: grid;
    grid-template-columns: var(--feat-sidebar-w) 1fr;
    gap: 20px;
    align-items: start;
    padding-bottom: 40px;
  }

  .page-products .feat-sidebar {
    position: sticky;
    top: 88px;
    margin-bottom: 0;
  }

  .page-products .feat-tabs {
    flex-direction: column;
    align-items: stretch;
  }

  .page-products .feat-tabs .filter-btn {
    text-align: left;
  }

  .page-products .feat-panel {
    padding: 28px;
  }

  .page-products .panel-title {
    font-size: 26px;
  }

  .page-products .panel-body .sub-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .scene-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .howto-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .more-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}