.page-products {
  --apps-gap: clamp(20px, 3.2vw, 32px);
  --apps-line: 1px solid var(--line-soft);
  --apps-pad: clamp(16px, 2.4vw, 26px);
  background: var(--night);
  color: var(--white);
  overflow-x: hidden;
}

.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .stand-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  padding-top: clamp(14px, 2.4vw, 22px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.page-products .stand-crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .stand-crumbs a:hover,
.page-products .stand-crumbs a:focus-visible {
  color: var(--orange-lit);
  border-bottom-color: var(--orange);
}

.page-products .stand-crumbs__sep {
  color: var(--line);
}

/* 首屏 */
.page-products .apps-hero__inner {
  display: grid;
  gap: var(--apps-gap);
  padding-block: clamp(22px, 4vw, 48px) clamp(26px, 4.4vw, 52px);
  align-items: start;
}

.page-products .apps-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.6vw, 56px);
  line-height: 1.08;
  letter-spacing: 0.03em;
  color: var(--white);
  text-wrap: balance;
}

.page-products .apps-hero__lede {
  margin-top: 14px;
  color: var(--muted);
}

.page-products .apps-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-products .apps-toc {
  list-style: none;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: var(--apps-line);
}

.page-products .apps-toc__item {
  background: var(--night);
}

.page-products .apps-toc a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  box-sizing: border-box;
  min-height: 44px;
  padding: 11px 12px;
  color: var(--white);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.45;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}

.page-products .apps-toc a:hover,
.page-products .apps-toc a:focus-visible {
  background: var(--panel);
  color: var(--orange-lit);
}

.page-products .apps-toc__idx {
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-products .apps-hero__figure {
  margin: 0 auto;
  width: 100%;
  max-width: 440px;
  border: var(--apps-line);
}

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

/* 区块通用 */
.page-products .apps-block {
  padding-block: clamp(34px, 5.2vw, 68px);
  border-top: 1px solid var(--line-soft);
}

.page-products .apps-block__head {
  max-width: 780px;
  margin-bottom: clamp(20px, 3.2vw, 34px);
}

.page-products .apps-block__head .stand-section-title {
  margin: 10px 0 0;
}

.page-products .apps-block__lede {
  margin-top: 12px;
  color: var(--muted);
}

.page-products .apps-note {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  font-size: 14.5px;
  line-height: 1.85;
}

/* 能力清单 */
.page-products .apps-features {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: var(--apps-line);
}

.page-products .apps-feature {
  position: relative;
  background: var(--panel);
  padding: var(--apps-pad);
  transition: background 200ms var(--ease);
}

.page-products .apps-feature::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--orange);
}

.page-products .apps-feature:hover {
  background: var(--panel-2);
}

.page-products .apps-feature__idx {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .apps-feature__title {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.45;
}

.page-products .apps-feature__text {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

/* 三步路径 */
.page-products .apps-path {
  display: grid;
  gap: var(--apps-gap);
}

.page-products .apps-path__track {
  position: relative;
  display: grid;
  gap: 12px;
  padding-left: 20px;
}

.page-products .apps-path__track::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(var(--orange), var(--cyan));
}

.page-products .apps-step {
  position: relative;
  background: var(--panel);
  border: var(--apps-line);
  border-left: 3px solid var(--line);
}

.page-products .apps-step::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 20px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--night);
  border: 1px solid var(--line);
}

.page-products .apps-step[open] {
  border-left-color: var(--orange);
  background: var(--panel-2);
}

.page-products .apps-step[open]::before {
  background: var(--orange);
  border-color: var(--orange-lit);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.18);
}

.page-products .apps-step__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  box-sizing: border-box;
  min-height: 50px;
  padding: 13px 15px;
  cursor: pointer;
  list-style: none;
}

.page-products .apps-step__summary::-webkit-details-marker {
  display: none;
}

.page-products .apps-step__summary::after {
  content: "+";
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
  line-height: 1;
}

.page-products .apps-step[open] .apps-step__summary::after {
  content: "–";
  color: var(--orange-lit);
}

.page-products .apps-step__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .apps-step__label {
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-products .apps-step__state {
  margin-left: auto;
}

.page-products .apps-step__body p {
  margin: 0;
  padding: 0 15px 16px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-products .apps-path__figure {
  margin: 0;
  border: var(--apps-line);
}

/* 数据面板 */
.page-products .apps-panel {
  display: grid;
  gap: var(--apps-gap);
}

.page-products .apps-panel__stack {
  display: grid;
  gap: 12px;
}

.page-products .apps-panel__card {
  position: relative;
  background: var(--panel);
  border: var(--apps-line);
  padding: var(--apps-pad);
}

.page-products .apps-panel__card--grid {
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 26px 26px;
}

.page-products .apps-panel__card--offset {
  border-top-color: var(--cyan);
}

.page-products .apps-panel__card--sm {
  border-left-color: var(--orange);
}

.page-products .apps-panel__idx {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .apps-panel__title {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 17.5px;
  font-weight: 800;
  line-height: 1.45;
}

.page-products .apps-panel__card p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-products .apps-panel__side {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .apps-panel__figure {
  margin: 0;
  border: var(--apps-line);
}

.page-products .apps-panel__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .apps-panel__meta {
  display: grid;
  gap: 9px;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
}

.page-products .apps-panel__stat {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
  letter-spacing: 0.01em;
}

.page-products .apps-panel__stat .stand-mono {
  margin-right: 6px;
  color: var(--white);
  font-size: 15px;
}

/* 场景 */
.page-products .apps-scenarios {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: var(--apps-line);
}

.page-products .apps-scenario {
  background: var(--panel);
  padding: var(--apps-pad);
  transition: background 200ms var(--ease);
}

.page-products .apps-scenario:hover {
  background: var(--panel-2);
}

.page-products .apps-scenario__idx {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--yellow);
}

.page-products .apps-scenario h3 {
  margin: 9px 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
}

.page-products .apps-scenario p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-products .apps-scenarios__figure {
  margin: clamp(18px, 3vw, 26px) 0 0;
  border: var(--apps-line);
}

/* 版本演进 */
.page-products .apps-versions {
  display: grid;
  gap: var(--apps-gap);
}

.page-products .apps-timeline {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0 0 0 20px;
}

.page-products .apps-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--line);
}

.page-products .apps-timeline__item {
  position: relative;
  padding-bottom: 12px;
}

.page-products .apps-timeline__dot {
  position: absolute;
  left: -20px;
  top: 18px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--night);
  border: 1px solid var(--cyan);
}

.page-products .apps-timeline__dot--orange {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.18);
}

.page-products .apps-timeline__det {
  background: var(--panel);
  border: var(--apps-line);
}

.page-products .apps-timeline__det summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  box-sizing: border-box;
  min-height: 48px;
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-products .apps-timeline__det summary::-webkit-details-marker {
  display: none;
}

.page-products .apps-timeline__det summary .stand-mono {
  color: var(--orange);
  font-size: 13.5px;
  letter-spacing: 0.06em;
}

.page-products .apps-timeline__det summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
  line-height: 1;
}

.page-products .apps-timeline__det[open] summary::after {
  content: "–";
  color: var(--orange-lit);
}

.page-products .apps-timeline__det p {
  margin: 0;
  padding: 0 14px 14px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-products .apps-versions__figure {
  margin: 0;
  border: var(--apps-line);
}

.page-products .apps-metrics {
  display: grid;
  gap: 1px;
  margin-top: clamp(20px, 3.2vw, 32px);
  background: var(--line-soft);
  border: var(--apps-line);
}

.page-products .apps-metric {
  background: var(--night-deep);
  padding: var(--apps-pad);
}

.page-products .apps-metric__num {
  display: block;
  font-size: clamp(26px, 4.6vw, 34px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-products .apps-metric__label {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.75;
}

/* 获取与支持 */
.page-products .apps-support {
  display: grid;
  gap: var(--apps-gap);
}

.page-products .apps-support__list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .apps-support__list li {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .apps-support__list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 2px;
  color: var(--white);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.6;
  transition: color 160ms var(--ease), padding-left 160ms var(--ease);
}

.page-products .apps-support__list a::before {
  content: "→";
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-products .apps-support__list a:hover,
.page-products .apps-support__list a:focus-visible {
  color: var(--orange-lit);
  padding-left: 6px;
}

.page-products .apps-support__card {
  background: var(--panel);
  border: var(--apps-line);
  border-top: 3px solid var(--orange);
  padding: var(--apps-pad);
}

.page-products .apps-support__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.45;
}

.page-products .apps-support__card p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-products .apps-support__card .stand-muted {
  color: var(--dim);
}

.page-products .apps-support__mail a {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 14px;
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid var(--line);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .apps-support__mail a:hover,
.page-products .apps-support__mail a:focus-visible {
  color: var(--orange-lit);
  border-bottom-color: var(--orange);
}

.page-products .apps-support__card .stand-btn {
  margin-top: 6px;
}

/* 响应式 */
@media (min-width: 520px) {
  .page-products .apps-toc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 640px) {
  .page-products .apps-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .apps-scenarios {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .apps-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .apps-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: clamp(26px, 4vw, 52px);
  }
  .page-products .apps-hero__figure {
    max-width: none;
    margin: 0;
  }
  .page-products .apps-panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
  .page-products .apps-panel__card--offset {
    margin-left: clamp(14px, 2vw, 28px);
    margin-top: 8px;
  }
  .page-products .apps-panel__card--sm {
    margin-right: clamp(10px, 1.6vw, 22px);
  }
}

@media (min-width: 960px) {
  .page-products .apps-path {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }
  .page-products .apps-support {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products .apps-versions {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .apps-toc a,
  .page-products .apps-feature,
  .page-products .apps-scenario,
  .page-products .apps-support__list a,
  .page-products .apps-support__mail a,
  .page-products .stand-crumbs a {
    transition-duration: 0.01ms;
  }
}