.page-products {
  background: var(--c-ice);
  color: var(--c-white);
  font-family: var(--font-body);
  padding-bottom: 72px;
  overflow-x: clip;
}

.page-products .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* 面包屑 */
.page-products .p-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  font-family: var(--font-mono);
}

.page-products .p-crumbs__link {
  color: var(--c-line);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-products .p-crumbs__link:hover {
  border-bottom-color: var(--c-line);
}

.page-products .p-crumbs__sep {
  color: var(--c-grid);
}

.page-products .p-crumbs__current {
  color: var(--c-muted);
}

/* 首屏 */
.page-products .hero {
  padding: 24px 0 0;
}

.page-products .hero__grid {
  display: grid;
  gap: 32px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .hero__copy {
  min-width: 0;
}

.page-products .hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-accent);
}

.page-products .hero__kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--c-accent);
}

.page-products .hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.005em;
  color: var(--c-white);
}

.page-products .hero__lead {
  margin: 0 0 26px;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

.page-products .hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  border: 1px solid var(--c-grid);
  background: var(--c-grid);
}

.page-products .hero__stat {
  background: var(--c-ice);
  padding: 14px 16px;
}

.page-products .hero__stat dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-products .hero__stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.1;
  color: var(--c-white);
}

.page-products .hero__stat:last-child dd {
  color: var(--c-accent);
}

.page-products .hero__diagram {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  aspect-ratio: 7 / 5;
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
}

.page-products .hero__diagram-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  filter: saturate(0.75);
}

.page-products .hero__diagram-note {
  position: absolute;
  left: 14px;
  bottom: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-products .quad {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.page-products .quad__grid line {
  stroke: var(--c-grid);
  stroke-width: 1;
  opacity: 0.7;
}

.page-products .quad__links line {
  stroke: var(--c-line);
  stroke-width: 1;
  stroke-dasharray: 4 5;
  opacity: 0.75;
}

.page-products .quad__ring {
  fill: none;
  stroke: var(--c-accent);
  stroke-width: 1;
  opacity: 0.6;
}

.page-products .quad__core {
  fill: var(--c-accent);
}

.page-products .quad__node rect {
  fill: rgba(6, 27, 46, 0.88);
  stroke: var(--c-line);
  stroke-width: 1;
}

.page-products .quad__node--accent rect {
  stroke: var(--c-accent);
}

.page-products .quad__node text {
  fill: var(--c-white);
  font-family: var(--font-display);
  font-size: 21px;
  letter-spacing: 0.08em;
  text-anchor: middle;
}

.page-products .quad__node .quad__sub {
  fill: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* 工具条带 */
.page-products .tools-band {
  margin-top: 48px;
  padding: 32px 0 0;
  border-top: 1px solid var(--c-grid);
}

.page-products .tools-band__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.6vw, 1.6rem);
  letter-spacing: 0.06em;
  color: var(--c-white);
}

.page-products .tools-band__grid {
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--c-grid);
  background: var(--c-grid);
}

.page-products .tool-item {
  background: var(--c-ice);
  padding: 20px 18px;
}

.page-products .tool-item__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-accent);
}

.page-products .tool-item__title {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.1em;
  color: var(--c-white);
}

.page-products .tool-item__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-muted);
}

/* 泳道 */
.page-products .lane {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--c-grid);
}

.page-products .lane__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-products .lane__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-accent);
}

.page-products .lane__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 4.4vw, 1.8rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-white);
}

.page-products .lane__body {
  min-width: 0;
}

/* 正文 */
.page-products .prose {
  margin: 0 0 24px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .prose--sm {
  font-size: 14px;
}

.page-products .sub-title {
  margin: 26px 0 14px;
  padding-left: 12px;
  border-left: 3px solid var(--c-accent);
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.1em;
  color: var(--c-white);
}

/* 双栏错位 */
.page-products .split {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 24px;
}

.page-products .split > * {
  min-width: 0;
}

/* 步骤 */
.page-products .steps {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--c-grid);
  background: var(--c-grid);
  counter-reset: step;
}

.page-products .steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 12px;
  background: var(--c-ice);
  padding: 16px 18px;
}

.page-products .steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--c-accent);
}

.page-products .steps strong {
  grid-column: 2;
  font-size: 15px;
  color: var(--c-white);
}

.page-products .steps span {
  grid-column: 2;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* 图片 */
.page-products .p-figure {
  margin: 0;
}

.page-products .img-frame {
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
  overflow: hidden;
}

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

.page-products .img-frame--wide img {
  aspect-ratio: 3 / 2;
}

.page-products .img-frame--tall img {
  aspect-ratio: 4 / 3;
}

.page-products .p-figure__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

/* 提示条 */
.page-products .callout {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin: 24px 0;
  padding: 16px 18px;
  background: var(--c-panel);
  border-left: 3px solid var(--c-accent);
}

.page-products .callout__tag {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-accent);
}

.page-products .callout p {
  flex: 1 1 220px;
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-white);
}

/* 表格 */
.page-products .table-scroll {
  overflow-x: auto;
  border: 1px solid var(--c-grid);
  background: var(--c-ice);
  -webkit-overflow-scrolling: touch;
}

.page-products .data-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .data-table caption {
  padding: 12px 16px 4px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-muted);
}

.page-products .data-table th,
.page-products .data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--c-grid);
  white-space: nowrap;
}

.page-products .data-table thead th {
  background: var(--c-panel);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--c-muted);
}

.page-products .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .data-table tbody tr:hover td {
  background: var(--c-panel);
}

.page-products .data-table td.num {
  color: var(--c-white);
}

/* 状态点 */
.page-products .status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--c-muted);
}

.page-products .status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.page-products .status--live {
  color: var(--c-accent);
}

.page-products .status--done {
  color: var(--c-line);
}

.page-products .status--upcoming {
  color: var(--c-muted);
}

.page-products .status--warn {
  color: var(--c-yellow);
}

.page-products .status--stop {
  color: var(--c-red);
}

/* 红黄牌标签 */
.page-products .card-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.page-products .card-tag::before {
  content: "";
  width: 10px;
  height: 14px;
  border-radius: 1px;
  background: var(--c-yellow);
}

.page-products .card-tag--red::before {
  background: var(--c-red);
}

/* 检索方向 */
.page-products .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-products .chips li {
  padding: 6px 12px;
  border: 1px solid var(--c-grid);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-line);
}

/* 场景 */
.page-products .scenes {
  margin-top: 30px;
}

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

.page-products .scene {
  background: var(--c-ice);
  padding: 18px;
}

.page-products .scene strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--c-white);
}

.page-products .scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* 四端 */
.page-products .client-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 26px;
  border: 1px solid var(--c-grid);
  background: var(--c-grid);
}

.page-products .client-card {
  background: var(--c-ice);
  padding: 16px 16px 18px;
}

.page-products .client-card__os {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--c-line);
}

.page-products .client-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-products .compat-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

/* 版本归档 */
.page-products .version-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--c-grid);
  background: var(--c-grid);
}

.page-products .version {
  background: var(--c-ice);
  padding: 14px 16px;
}

.page-products .version--current {
  background: var(--c-panel);
}

.page-products .version__no {
  display: block;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--c-white);
}

.page-products .version--current .version__no {
  color: var(--c-accent);
}

.page-products .version__desc {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-muted);
}

/* 页尾延伸 */
.page-products .outro {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--c-grid);
}

.page-products .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 22px;
}

.page-products .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.6vw, 1.6rem);
  letter-spacing: 0.06em;
  color: var(--c-white);
}

.page-products .section-head__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-grid);
}

.page-products .next-links {
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--c-grid);
  background: var(--c-grid);
}

.page-products .next-link {
  display: block;
  background: var(--c-ice);
  padding: 20px 18px;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
  border-left: 2px solid transparent;
}

.page-products .next-link:hover,
.page-products .next-link:focus-visible {
  background: var(--c-panel);
  border-left-color: var(--c-accent);
}

.page-products .next-link__tag {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-accent);
}

.page-products .next-link__title {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--c-white);
}

.page-products .next-link__desc {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* 平板 */
@media (min-width: 720px) {
  .page-products .tools-band__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .scenes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .version-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .next-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

/* 桌面 */
@media (min-width: 900px) {
  .page-products .client-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .split--rev > figure {
    order: -1;
  }
}

@media (min-width: 980px) {
  .page-products .hero {
    padding-top: 32px;
  }

  .page-products .hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
    align-items: start;
  }

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

  .page-products .lane {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 48px;
    margin-top: 72px;
    padding-top: 40px;
  }

  .page-products .lane__head {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    align-items: flex-start;
    gap: 16px;
    padding-top: 4px;
  }

  .page-products .lane__num {
    writing-mode: horizontal-tb;
  }

  .page-products .lane__title {
    letter-spacing: 0.14em;
  }

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

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

  .page-products .prose {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .next-link,
  .page-products .p-crumbs__link {
    transition: none;
  }
}