.page-products {
  --section-space: clamp(4rem, 8vw, 7rem);
  --rail-w: 220px;
  background: var(--page-base);
  color: var(--text-primary);
}

.page-products .breadcrumb {
  padding-block: 1rem 0;
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--text-secondary);
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: .5rem;
  color: var(--stroke);
}

.page-products .breadcrumb a {
  color: var(--accent-blue);
  text-decoration: none;
}

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

.page-products .products-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2.5rem, 6vw, 5rem) var(--section-space);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 0 66%, rgba(0, 180, 255, .09) 66% 67%, transparent 67%),
    radial-gradient(circle at 22% 12%, rgba(255, 90, 31, .14), transparent 42%),
    radial-gradient(circle at 88% 76%, rgba(0, 180, 255, .10), transparent 46%);
  pointer-events: none;
}

.page-products .products-hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: clamp(120px, 22vw, 320px);
  background: repeating-linear-gradient(-45deg, transparent 0 14px, rgba(255, 255, 255, .03) 14px 15px);
  clip-path: polygon(28% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .products-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.25rem;
  align-items: center;
}

.page-products .products-hero-copy {
  min-width: 0;
}

.page-products .products-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 8vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  margin: .75rem 0 1.25rem;
  transform: skewX(-2deg);
}

.page-products .products-hero-lead {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 60ch;
  margin-bottom: 1.75rem;
}

.page-products .products-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 1.75rem;
}

.page-products .products-hero-params {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--stroke);
  border-left: 1px solid var(--stroke);
  list-style: none;
}

.page-products .products-hero-params div {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: .9rem 1rem;
  background: rgba(26, 29, 36, .6);
  border-right: 1px solid var(--stroke);
  border-bottom: 1px solid var(--stroke);
}

.page-products .products-hero-params dt {
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.page-products .products-hero-params dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--accent);
}

.page-products .products-hero-params div:nth-child(2) dd {
  color: var(--accent-blue);
}

.page-products .products-hero-params div:nth-child(3) dd {
  color: var(--accent-cyan);
}

.page-products .products-hero-params div:nth-child(4) dd {
  color: var(--moss);
}

.page-products .products-hero-visual {
  min-width: 0;
}

.page-products .products-device-frame {
  position: relative;
  margin: 0;
  width: 100%;
  max-width: 420px;
  margin-inline: auto;
  border-radius: 1.5rem;
  padding: .75rem;
  background: linear-gradient(160deg, #242936, #12151c);
  border: 1px solid var(--stroke);
  box-shadow: 0 30px 60px rgba(0, 0, 0, .46), inset 0 1px 0 rgba(255, 255, 255, .06);
  transform: perspective(1200px) rotateY(-10deg) rotateX(3deg) rotateZ(-1.5deg);
  transition: transform var(--duration) var(--ease);
}

.page-products .products-device-frame:hover {
  transform: perspective(1200px) rotateY(-4deg) rotateX(1deg);
}

.page-products .products-device-frame__glow {
  position: absolute;
  top: 6%;
  right: 8%;
  width: 55%;
  height: 60%;
  background: radial-gradient(circle, rgba(0, 180, 255, .38), transparent 68%);
  filter: blur(20px);
  z-index: 0;
  pointer-events: none;
}

.page-products .products-device-frame img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: .9rem;
  border: 1px solid var(--stroke);
  object-fit: cover;
}

.page-products .products-layout {
  display: block;
  padding-block: 0 var(--section-space);
}

.page-products .products-index {
  display: flex;
  overflow-x: auto;
  gap: .5rem;
  padding: 1rem 0 1.5rem;
  scrollbar-width: thin;
}

.page-products .products-index a {
  flex: 0 0 auto;
  font-size: .8125rem;
  letter-spacing: .05em;
  color: var(--text-secondary);
  text-decoration: none;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  padding: .45rem .9rem;
  background: rgba(26, 29, 36, .55);
  transition: color var(--duration) var(--ease), border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.page-products .products-index a:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(255, 90, 31, .08);
}

.page-products .products-layout-main {
  min-width: 0;
}

.page-products .products-section {
  scroll-margin-top: 5.5rem;
  padding-block: 0 clamp(3.5rem, 8vw, 5rem);
}

.page-products .products-section .section-head {
  margin-bottom: 2rem;
}

.page-products .products-download-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-products .products-spec-table {
  border: 1px solid var(--stroke);
  background: var(--surface);
}

.page-products .products-spec-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9375rem;
}

.page-products .products-spec-table th,
.page-products .products-spec-table td {
  padding: 1rem 1.2rem;
  text-align: left;
  border-bottom: 1px solid var(--stroke);
}

.page-products .products-spec-table tr:last-child th,
.page-products .products-spec-table tr:last-child td {
  border-bottom: 0;
}

.page-products .products-spec-table th {
  font-weight: 500;
  color: var(--text-secondary);
  font-size: .8125rem;
  letter-spacing: .06em;
  width: 38%;
}

.page-products .products-spec-table td {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-primary);
}

.page-products .products-spec-table tr:hover td {
  color: var(--accent);
}

.page-products .products-steps {
  border: 1px solid var(--stroke);
  background: linear-gradient(135deg, rgba(255, 90, 31, .06), var(--surface) 65%);
  padding: 1.5rem;
}

.page-products .products-steps h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin: 0 0 1rem;
}

.page-products .products-steps ol {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: .7rem;
  font-size: .925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-products .products-steps li::marker {
  color: var(--accent);
  font-weight: 700;
}

.page-products .products-device-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: center;
}

.page-products .products-device-copy > p:first-child {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0 0 1.5rem;
}

.page-products .products-device-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
  border-top: 1px solid var(--stroke);
}

.page-products .products-device-list li {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  padding: .9rem .25rem;
  border-bottom: 1px solid var(--stroke);
  font-size: .9375rem;
  color: var(--text-secondary);
}

.page-products .products-device-list span {
  flex: 0 0 auto;
  min-width: 4.5rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .04em;
  color: var(--accent-cyan);
}

.page-products .products-device-note {
  font-size: .875rem;
  line-height: 1.7;
  color: var(--text-secondary);
  padding-left: 1rem;
  border-left: 2px solid var(--moss);
}

.page-products .products-frame {
  display: block;
  margin: 0;
  width: 100%;
  border: 1px solid var(--stroke);
  background: var(--surface);
  border-radius: .75rem;
  overflow: hidden;
  position: relative;
}

.page-products .products-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .products-frame--device {
  border-color: rgba(138, 154, 91, .4);
  box-shadow: 0 18px 36px rgba(0, 0, 0, .3);
}

.page-products .products-features-section {
  position: relative;
}

.page-products .products-features-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 90, 31, .05), transparent 40%);
  pointer-events: none;
}

.page-products .products-panel {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--stroke);
  background: var(--stroke);
}

.page-products .products-cell {
  grid-column: span 6;
  position: relative;
  overflow: hidden;
  padding: 1.5rem;
  background: var(--surface);
  min-height: 0;
  transition: background var(--duration) var(--ease);
}

.page-products .products-cell:hover {
  background: var(--surface-2);
}

.page-products .products-cell::before {
  content: attr(data-index);
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-family: var(--font-display);
  font-size: 2.25rem;
  line-height: 1;
  letter-spacing: -.02em;
  color: rgba(242, 240, 233, .14);
  -webkit-text-stroke: 1px rgba(255, 90, 31, .25);
  transition: color var(--duration) var(--ease), -webkit-text-stroke-color var(--duration) var(--ease);
}

.page-products .products-cell:hover::before {
  color: var(--accent);
  -webkit-text-stroke-color: transparent;
}

.page-products .products-cell h3 {
  margin: 0 0 .6rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: .01em;
}

.page-products .products-cell p {
  margin: 0;
  max-width: 62ch;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.page-products .products-data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-products .products-data-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
}

.page-products .products-stat {
  border: 1px solid var(--stroke);
  background: rgba(26, 29, 36, .7);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.page-products .products-stat em {
  font-style: normal;
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--text-secondary);
}

.page-products .products-stat .stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.6rem);
  line-height: 1;
}

.page-products .products-data-text {
  grid-column: 1 / -1;
  margin: 0;
  font-size: .925rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 68ch;
}

.page-products .products-data-stats .btn {
  justify-self: start;
  grid-column: 1 / -1;
}

.page-products .products-frame--data {
  border-color: rgba(0, 180, 255, .3);
  box-shadow: 0 18px 36px rgba(0, 0, 0, .3);
}

.page-products .products-history-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-products .products-history-copy p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0 0 1.25rem;
}

.page-products .products-history-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  display: grid;
  gap: 1px;
  background: var(--stroke);
  border: 1px solid var(--stroke);
}

.page-products .products-history-list li {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding: 1rem 1.2rem;
  background: var(--surface);
  font-size: .875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.page-products .products-history-list span {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: .03em;
  color: var(--accent-blue);
}

.page-products .products-history-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-products .products-frame--history {
  border-color: rgba(255, 90, 31, .3);
  box-shadow: 0 18px 36px rgba(0, 0, 0, .3);
}

.page-products .products-roadmap-scroll {
  overflow-x: auto;
  padding-bottom: 1rem;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-products .products-roadmap-list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(min(260px, 82vw), 300px);
  gap: 1px;
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
  background: var(--stroke);
  border: 1px solid var(--stroke);
}

.page-products .products-roadmap-list li {
  position: relative;
  padding: 1.75rem 1.5rem 1.5rem;
  background: var(--surface-2);
  border-top: 2px solid transparent;
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.page-products .products-roadmap-list li:hover {
  border-top-color: var(--accent);
  background: var(--surface);
}

.page-products .products-version {
  font-family: var(--font-display);
  font-size: 2.25rem;
  line-height: 1;
  display: block;
  margin-bottom: 1.25rem;
  color: var(--accent);
  -webkit-text-stroke: 1px rgba(255, 90, 31, .3);
}

.page-products .products-roadmap-list h3 {
  margin: 0 0 .5rem;
  font-size: 1.125rem;
}

.page-products .products-roadmap-list p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.page-products .products-frame--roadmap {
  max-width: 640px;
  border-color: rgba(255, 90, 31, .35);
}

.page-products .products-assurance {
  padding-block: clamp(3rem, 6vw, 5rem);
  background: var(--surface);
  border-top: 1px solid var(--stroke);
  position: relative;
  overflow: hidden;
}

.page-products .products-assurance::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(135deg, transparent 0 18px, rgba(0, 180, 255, .025) 18px 19px);
  pointer-events: none;
}

.page-products .products-assurance-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-products .products-assurance h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin: 0 0 .75rem;
}

.page-products .products-assurance p {
  max-width: 66ch;
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0;
  font-size: .9375rem;
}

.page-products .products-assurance-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
}

@media (min-width: 560px) {
  .page-products .products-data-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .page-products .products-cell--full {
    grid-column: span 6;
  }

  .page-products .products-cell--half {
    grid-column: span 3;
  }

  .page-products .products-cell--wide {
    grid-column: span 6;
  }

  .page-products .products-device-grid,
  .page-products .products-data-grid,
  .page-products .products-history-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .products-history-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
  }

  .page-products .products-data-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }
}

@media (min-width: 1024px) {
  .page-products .products-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 3rem;
  }

  .page-products .products-hero-params {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .products-layout {
    display: grid;
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    align-items: start;
    gap: clamp(2rem, 4vw, 4rem);
  }

  .page-products .products-index {
    position: sticky;
    top: 5.5rem;
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
    gap: 0;
    padding: .25rem 0 0;
    border-left: 1px solid var(--stroke);
    scrollbar-width: auto;
  }

  .page-products .products-index::before {
    content: "内容索引";
    display: block;
    padding: 0 0 .75rem 1.1rem;
    font-size: .68rem;
    letter-spacing: .18em;
    color: var(--text-secondary);
    text-transform: uppercase;
  }

  .page-products .products-index a {
    border-radius: 0;
    border: 0;
    background: transparent;
    padding: .6rem 1rem .6rem 1.1rem;
    border-left: 1px solid transparent;
    margin-left: -1px;
  }

  .page-products .products-index a:hover {
    color: var(--accent-blue);
    border-left-color: var(--accent-blue);
    background: rgba(0, 180, 255, .06);
  }

  .page-products .products-download-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
  }

  .page-products .products-assurance-grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}