.page-products {
  --page-gradient: linear-gradient(135deg, #FF6A00 0%, #00E5FF 100%);
  --page-grid-color: rgba(0, 229, 255, 0.045);
  --page-card-lift: rgba(0, 0, 0, 0.3);
  position: relative;
  background:
    radial-gradient(ellipse at 85% 0%, rgba(255, 106, 0, 0.07), transparent 55%),
    radial-gradient(ellipse at 0% 55%, rgba(0, 229, 255, 0.05), transparent 45%),
    var(--bg-primary, #0B0F1A);
  overflow-x: hidden;
}

.page-products::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--page-grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--page-grid-color) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
  z-index: 0;
}

.page-products > * {
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb {
  padding: 20px 24px 0;
  max-width: var(--content-width, 1200px);
  margin: 0 auto;
  font-size: 0.82rem;
  color: var(--text-secondary, #A4B0C0);
}

.page-products .breadcrumb a {
  color: var(--accent-blue, #00E5FF);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s ease);
}

.page-products .breadcrumb a:hover {
  color: var(--accent-orange, #FF6A00);
}

.page-products .breadcrumb-sep {
  margin: 0 10px;
  color: var(--divider, #2A3348);
}

.page-products .breadcrumb-current {
  color: var(--text-primary, #F2F5FA);
}

.page-products .app-hero {
  position: relative;
  padding: 32px 0 64px;
}

.page-products .app-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 106, 0, 0.4), rgba(0, 229, 255, 0.4), transparent);
}

.page-products .app-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.page-products .app-hero-copy {
  max-width: 640px;
}

.page-products .app-hero-kicker {
  margin-bottom: 20px;
}

.page-products .app-hero h1 {
  font-family: var(--font-heading, "Archivo Black", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 2.2rem;
  font-style: italic;
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text-primary, #F2F5FA);
  margin: 0 0 18px;
}

.page-products .h1-sub {
  display: block;
  color: var(--accent-orange, #FF6A00);
  font-size: 1.15rem;
  margin-top: 10px;
  letter-spacing: 0.01em;
}

.page-products .app-hero-lead {
  color: var(--text-secondary, #A4B0C0);
  font-size: 1rem;
  line-height: 1.75;
  margin: 0 0 28px;
  max-width: 52ch;
}

.page-products .app-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}

.page-products .hero-download-btn {
  box-shadow: 0 0 0 1px rgba(255, 106, 0, 0.4), 0 8px 28px rgba(255, 106, 0, 0.18);
}

.page-products .hero-download-btn:hover {
  box-shadow: 0 0 0 1px rgba(255, 106, 0, 0.7), 0 12px 36px rgba(255, 106, 0, 0.28);
}

.page-products .app-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 0;
  padding: 20px 0 0;
  border-top: 1px solid rgba(42, 51, 72, 0.8);
}

.page-products .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .hero-stat dt {
  margin: 0;
}

.page-products .hero-stat-num {
  font-size: 1.35rem;
  color: var(--accent-orange, #FF6A00);
  line-height: 1.2;
}

.page-products .hero-stat dd {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-secondary, #A4B0C0);
  letter-spacing: 0.04em;
}

.page-products .app-hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 480px;
}

.page-products .phone-mockup {
  position: relative;
  width: 250px;
  max-width: 78%;
  aspect-ratio: 1 / 2;
  border-radius: 40px;
  background: var(--bg-elevation, #1E2A3A);
  border: 6px solid var(--divider, #2A3348);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.04),
    0 0 60px rgba(0, 229, 255, 0.12);
  overflow: hidden;
  z-index: 1;
}

.page-products .phone-screen {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .phone-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 18px;
  background: #0B0F1A;
  border-radius: 0 0 14px 14px;
  z-index: 2;
}

.page-products .phone-home-bar {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 4px;
  background: rgba(242, 245, 250, 0.65);
  border-radius: 999px;
  z-index: 2;
}

.page-products .hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(44px);
  opacity: 0.55;
  z-index: 0;
  pointer-events: none;
}

.page-products .hero-orb-main {
  width: 220px;
  height: 220px;
  background: rgba(255, 106, 0, 0.3);
  top: 50%;
  left: 50%;
  transform: translate(-58%, -50%);
}

.page-products .hero-orb-second {
  width: 130px;
  height: 130px;
  background: rgba(0, 229, 255, 0.28);
  top: 18%;
  right: 6%;
}

.page-products .app-section {
  padding: 56px 0;
  border-top: 1px solid rgba(42, 51, 72, 0.55);
}

.page-products .section-heading {
  margin-bottom: 32px;
  max-width: 640px;
}

.page-products .section-heading .exhibit-label {
  margin-bottom: 16px;
}

.page-products .section-heading h2 {
  font-family: var(--font-heading, "Archivo Black", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 1.75rem;
  font-style: italic;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary, #F2F5FA);
  margin: 0 0 10px;
}

.page-products .section-heading p {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.95rem;
  line-height: 1.65;
  margin: 0;
}

.page-products .feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .feature-card {
  position: relative;
  background: var(--bg-card, #151C2B);
  border: 1px solid var(--divider, #2A3348);
  border-radius: var(--radius-lg, 14px);
  padding: 24px;
  overflow: hidden;
  transition: border-color var(--transition-fast, 0.2s ease), transform var(--transition-fast, 0.2s ease), box-shadow var(--transition-fast, 0.2s ease);
}

.page-products .feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 106, 0, 0.07), transparent 55%, rgba(0, 229, 255, 0.05));
  opacity: 0;
  transition: opacity var(--transition-fast, 0.2s ease);
  pointer-events: none;
}

.page-products .feature-card:hover,
.page-products .feature-card:focus-within {
  border-color: rgba(255, 106, 0, 0.55);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.page-products .feature-card:hover::before {
  opacity: 1;
}

.page-products .feature-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.page-products .feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--bg-elevation, #1E2A3A);
  color: var(--accent-blue, #00E5FF);
  flex-shrink: 0;
  border: 1px solid rgba(0, 229, 255, 0.12);
}

.page-products .feature-card h3 {
  font-family: var(--font-heading, "Archivo Black", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 1.08rem;
  font-style: italic;
  color: var(--text-primary, #F2F5FA);
  margin: 0;
}

.page-products .feature-card p {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

.page-products .feature-figure {
  margin: 20px 0 0;
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
  border: 1px solid var(--divider, #2A3348);
}

.page-products .feature-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md, 8px);
}

.page-products .feature-figure figcaption {
  margin: 10px 4px 4px;
  font-size: 0.78rem;
  color: var(--text-secondary, #A4B0C0);
  letter-spacing: 0.02em;
}

.page-products .fit-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-products .fit-copy h2 {
  font-family: var(--font-heading, "Archivo Black", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 1.75rem;
  font-style: italic;
  color: var(--text-primary, #F2F5FA);
  margin: 14px 0 12px;
  line-height: 1.2;
}

.page-products .fit-copy > p {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0 0 24px;
}

.page-products .fit-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: grid;
  gap: 12px;
}

.page-products .fit-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.92rem;
  line-height: 1.55;
}

.page-products .fit-marker {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent-orange, #FF6A00);
  flex-shrink: 0;
  margin-top: 7px;
  transform: rotate(45deg);
}

.page-products .fit-data-row {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--divider, #2A3348);
}

.page-products .fit-data-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .fit-data-num {
  font-size: 1.5rem;
  color: var(--accent-orange, #FF6A00);
  line-height: 1.2;
}

.page-products .fit-data-label {
  font-size: 0.78rem;
  color: var(--text-secondary, #A4B0C0);
  letter-spacing: 0.05em;
}

.page-products .fit-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg, 14px);
  border: 1px solid var(--divider, #2A3348);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
}

.page-products .version-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-products .version-timeline {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 0 12px;
  -webkit-overflow-scrolling: touch;
}

.page-products .version-timeline::-webkit-scrollbar {
  height: 6px;
}

.page-products .version-timeline::-webkit-scrollbar-thumb {
  background: var(--divider, #2A3348);
  border-radius: 999px;
}

.page-products .version-card {
  position: relative;
  flex: 0 0 85%;
  scroll-snap-align: start;
  background: var(--bg-card, #151C2B);
  border: 1px solid var(--divider, #2A3348);
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
  transition: border-color var(--transition-fast, 0.2s ease), background var(--transition-fast, 0.2s ease);
}

.page-products .version-card:hover {
  border-color: rgba(0, 229, 255, 0.35);
}

.page-products .version-card[open] {
  border-color: rgba(255, 106, 0, 0.45);
}

.page-products .version-current {
  border-color: rgba(255, 106, 0, 0.5);
  background: linear-gradient(135deg, rgba(255, 106, 0, 0.08), var(--bg-card, #151C2B) 55%);
}

.page-products .version-card summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  width: 100%;
  box-sizing: border-box;
}

.page-products .version-card summary::-webkit-details-marker {
  display: none;
}

.page-products .version-card summary:focus-visible {
  outline: 2px solid var(--accent-blue, #00E5FF);
  outline-offset: -2px;
  border-radius: var(--radius-md, 8px);
}

.page-products .version-flag {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-blue, #00E5FF);
  border: 1px solid rgba(0, 229, 255, 0.35);
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-products .version-current .version-flag {
  color: var(--accent-orange, #FF6A00);
  border-color: rgba(255, 106, 0, 0.45);
}

.page-products .version-num {
  font-size: 1.3rem;
  color: var(--text-primary, #F2F5FA);
  margin-left: auto;
  line-height: 1.2;
}

.page-products .version-arrow {
  color: var(--text-secondary, #A4B0C0);
  flex-shrink: 0;
  transition: transform var(--transition-fast, 0.2s ease);
}

.page-products .version-card[open] .version-arrow {
  transform: rotate(180deg);
}

.page-products .version-changelog {
  margin: 0;
  padding: 0 20px 18px 38px;
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-products .version-changelog li {
  margin-bottom: 4px;
}

.page-products .version-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg, 14px);
  border: 1px solid var(--divider, #2A3348);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
}

.page-products .download-section {
  background:
    linear-gradient(180deg, rgba(0, 229, 255, 0.03), transparent 60%),
    transparent;
}

.page-products .download-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-products .download-qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 28px 24px;
  background: var(--bg-card, #151C2B);
  border: 1px solid var(--divider, #2A3348);
  border-radius: var(--radius-lg, 14px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.page-products .download-qr {
  padding: 14px;
  background: #F2F5FA;
  border-radius: 14px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.12),
    0 8px 24px rgba(0, 0, 0, 0.3);
}

.page-products .download-qr svg {
  display: block;
}

.page-products .download-qr-caption {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

.page-products .download-copy h2 {
  font-family: var(--font-heading, "Archivo Black", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 1.75rem;
  font-style: italic;
  color: var(--text-primary, #F2F5FA);
  margin: 14px 0 12px;
  line-height: 1.2;
}

.page-products .download-copy > p {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0 0 24px;
}

.page-products .download-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: grid;
  gap: 14px;
}

.page-products .download-steps li {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.92rem;
}

.page-products .step-num {
  color: var(--accent-orange, #FF6A00);
  font-size: 1.05rem;
  min-width: 32px;
  line-height: 1;
}

.page-products .download-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.page-products .download-channel-btn {
  cursor: default;
}

.page-products .download-note {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.82rem;
  line-height: 1.6;
}

.page-products .related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .related-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px 24px;
  background: var(--bg-card, #151C2B);
  border: 1px solid var(--divider, #2A3348);
  border-radius: var(--radius-lg, 14px);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-fast, 0.2s ease), border-color var(--transition-fast, 0.2s ease), box-shadow var(--transition-fast, 0.2s ease);
}

.page-products .related-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--page-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast, 0.2s ease);
}

.page-products .related-card:hover,
.page-products .related-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}

.page-products .related-card:hover::before,
.page-products .related-card:focus-visible::before {
  opacity: 1;
}

.page-products .related-card-index {
  font-size: 1.4rem;
  color: var(--accent-blue, #00E5FF);
  line-height: 1;
}

.page-products .related-card h3 {
  font-family: var(--font-heading, "Archivo Black", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--text-primary, #F2F5FA);
  margin: 0;
}

.page-products .related-card p {
  color: var(--text-secondary, #A4B0C0);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
  flex-grow: 1;
}

.page-products .related-link {
  color: var(--accent-orange, #FF6A00);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  font-weight: 600;
}

@media (min-width: 640px) {
  .page-products .app-hero h1 {
    font-size: 2.6rem;
  }

  .page-products .h1-sub {
    font-size: 1.35rem;
  }

  .page-products .version-timeline {
    gap: 14px;
  }

  .page-products .version-card {
    flex: 0 0 46%;
  }

  .page-products .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .page-products .feature-card:nth-child(even) {
    margin-top: 0;
  }
}

@media (min-width: 860px) {
  .page-products .app-hero-inner {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

  .page-products .app-hero {
    padding: 56px 0 80px;
  }

  .page-products .app-hero h1 {
    font-size: 3rem;
  }

  .page-products .app-hero-lead {
    font-size: 1.05rem;
  }

  .page-products .hero-stat-num {
    font-size: 1.6rem;
  }

  .page-products .app-hero-visual {
    min-height: 560px;
  }

  .page-products .phone-mockup {
    width: 280px;
    border-radius: 44px;
  }

  .page-products .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    align-items: start;
  }

  .page-products .feature-card:nth-child(even) {
    transform: translateY(28px);
  }

  .page-products .feature-card:nth-child(even):hover {
    transform: translateY(26px);
  }

  .page-products .fit-layout {
    grid-template-columns: 5fr 4fr;
    gap: 52px;
  }

  .page-products .fit-visual img {
    border-radius: 18px;
  }

  .page-products .version-layout {
    grid-template-columns: 5fr 4fr;
    gap: 48px;
  }

  .page-products .version-timeline {
    display: grid;
    gap: 12px;
    overflow: visible;
    padding: 0;
  }

  .page-products .version-card {
    flex: none;
  }

  .page-products .download-layout {
    grid-template-columns: 4fr 5fr;
    gap: 60px;
  }

  .page-products .related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-products .related-card {
    padding: 32px 26px;
  }
}

@media (min-width: 1120px) {
  .page-products .app-section {
    padding: 72px 0;
  }

  .page-products .section-heading {
    margin-bottom: 44px;
  }

  .page-products .feature-card {
    padding: 30px;
  }

  .page-products .feature-card h3 {
    font-size: 1.2rem;
  }
}