.page-products {
  --ps-line: rgba(30, 58, 86, 0.32);
  --ps-line-dark: rgba(143, 163, 184, 0.26);
  --ps-soft: rgba(36, 26, 20, 0.74);
  background: var(--night);
  color: var(--cream);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-products .ps-hero {
  position: relative;
  padding-top: clamp(20px, 4vw, 36px);
  padding-bottom: clamp(36px, 6vw, 68px);
  background-image:
    repeating-linear-gradient(90deg, transparent 0 119px, rgba(30, 58, 86, 0.45) 119px 120px);
  background-color: var(--night);
  border-bottom: 1px solid var(--ps-line-dark);
}

.page-products .ps-hero .breadcrumb {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-products .ps-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ps-hero .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
}

.page-products .ps-hero .breadcrumb a:hover,
.page-products .ps-hero .breadcrumb a:focus-visible {
  color: var(--cyan);
}

.page-products .ps-hero .breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--edge);
}

.page-products .ps-kicker {
  margin: 26px 0 0;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .ps-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2.1rem, 6vw, 4.2rem);
  line-height: 1.06;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-products .ps-hero-lead {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--slate);
}

.page-products .ps-hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 22px;
  margin: 34px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--ps-line-dark);
}

.page-products .ps-hero-facts dt {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-products .ps-hero-facts dd {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 双栏骨架 ---------- */
.page-products .ps-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: clamp(28px, 5vw, 56px);
}

/* ---------- 左侧目录 ---------- */
.page-products .ps-rail {
  padding: 16px 14px;
  background: var(--ink-deep);
  border: 1px solid var(--ps-line-dark);
}

.page-products .ps-rail-label {
  margin: 0 0 12px;
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-products .ps-rail-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ps-rail-link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  color: var(--slate);
  font-size: 13.5px;
  line-height: 1.4;
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-products .ps-rail-link .mono {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--edge);
}

.page-products .ps-rail-link:hover,
.page-products .ps-rail-link:focus-visible {
  color: var(--cream);
  border-left-color: var(--orange);
  background: rgba(63, 224, 200, 0.06);
}

.page-products .ps-rail-link[aria-current="location"] {
  color: var(--cream);
  border-left-color: var(--cyan);
}

.page-products .ps-rail-link[aria-current="location"] .mono {
  color: var(--cyan);
}

.page-products .ps-rail-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--ps-line-dark);
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--slate);
}

/* ---------- 画板 ---------- */
.page-products .ps-boards {
  display: grid;
  gap: 30px;
  min-width: 0;
}

.page-products .ps-board {
  background: var(--cream);
  color: var(--brown);
  border: 1px solid var(--edge);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-products .ps-board-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px clamp(16px, 3vw, 30px);
  border-bottom: 1px solid var(--ps-line);
  background: linear-gradient(90deg, rgba(30, 58, 86, 0.08), transparent 62%);
}

.page-products .ps-board-num {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--burnt);
}

.page-products .ps-board-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.22rem, 2.8vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: 0.01em;
}

.page-products .ps-board-body {
  padding: clamp(18px, 3vw, 30px);
}

.page-products .ps-lede {
  margin: 0 0 22px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.78;
}

/* 深色画板 */
.page-products .ps-board--dark {
  background: var(--ink-deep);
  color: var(--cream);
  border-color: var(--ps-line-dark);
}

.page-products .ps-board--dark .ps-board-head {
  border-bottom-color: var(--ps-line-dark);
  background: linear-gradient(90deg, rgba(63, 224, 200, 0.09), transparent 62%);
}

.page-products .ps-board--dark .ps-board-title {
  color: var(--cream);
}

.page-products .ps-board--dark .ps-board-num {
  color: var(--cyan);
}

.page-products .ps-board--dark .ps-lede,
.page-products .ps-board--dark .ps-version-lede {
  color: var(--slate);
}

/* ---------- 服务索引 ---------- */
.page-products .ps-index {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ps-index a {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 16px;
  border: 1px solid var(--ps-line);
  color: var(--brown);
  text-decoration: none;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .ps-index a:hover,
.page-products .ps-index a:focus-visible {
  border-color: var(--orange);
  background: rgba(242, 101, 34, 0.05);
  transform: translateX(2px);
}

.page-products .ps-index-num {
  grid-row: 1 / span 3;
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--burnt);
}

.page-products .ps-index-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.04rem;
  line-height: 1.35;
}

.page-products .ps-index-for {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--teal);
  line-height: 1.5;
}

.page-products .ps-index-desc {
  font-size: 14px;
  line-height: 1.66;
  color: var(--ps-soft);
}

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

.page-products .ps-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--ps-line);
}

.page-products .ps-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--teal);
}

.page-products .ps-board--dark .ps-figure figcaption {
  color: var(--cyan);
}

.page-products .ps-figure--lead {
  padding: 0 clamp(16px, 3vw, 30px);
  margin-top: 20px;
}

.page-products .ps-figure--wide,
.page-products .ps-figure--mid {
  margin-top: 24px;
}

.page-products .ps-figure--mid {
  margin-bottom: 26px;
}

.page-products .ps-shot--portrait img {
  max-height: 320px;
}

/* ---------- 模块 ---------- */
.page-products .ps-module {
  padding: 20px 0;
  border-top: 1px solid var(--ps-line);
}

.page-products .ps-module:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .ps-module-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.page-products .ps-module-num {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--burnt);
}

.page-products .ps-module-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.16rem;
  line-height: 1.35;
}

.page-products .ps-module p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-products .ps-points {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .ps-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ps-soft);
}

.page-products .ps-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--teal);
  transform: rotate(45deg);
}

.page-products .ps-output {
  margin-top: 16px;
  padding: 10px 13px;
  border-left: 2px solid var(--teal);
  background: rgba(14, 122, 108, 0.08);
  font-size: 13.5px;
  line-height: 1.7;
}

.page-products .ps-output .mono {
  margin-right: 8px;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--teal);
}

.page-products .ps-module--split {
  display: grid;
  gap: 20px;
}

.page-products .ps-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: 6px;
}

/* ---------- 赛事流程轨道 ---------- */
.page-products .ps-track {
  position: relative;
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
}

.page-products .ps-step {
  position: relative;
  padding: 14px 0 16px;
  border-left: 1px solid var(--ps-line);
}

.page-products .ps-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 20px;
  width: 9px;
  height: 9px;
  background: var(--orange);
  transition: background-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .ps-step:hover::before,
.page-products .ps-step:focus-within::before {
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .ps-step:last-child {
  border-left-color: transparent;
}

.page-products .ps-step > .ps-step-num {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--burnt);
}

.page-products .ps-step-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  line-height: 1.35;
  transition: color 180ms var(--ease);
}

.page-products .ps-step:hover .ps-step-title {
  color: var(--burnt);
}

.page-products .ps-step-body {
  margin: 0 0 10px;
  font-size: 13.8px;
  line-height: 1.7;
  color: var(--ps-soft);
}

.page-products .ps-step-side {
  margin: 0;
  padding-top: 8px;
  border-top: 1px dashed var(--ps-line);
  font-size: 12.8px;
  line-height: 1.66;
  color: rgba(36, 26, 20, 0.66);
}

.page-products .ps-step-side .mono {
  display: block;
  margin-bottom: 4px;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

/* ---------- 版本说明 ---------- */
.page-products .ps-version-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 14px 18px;
  margin-bottom: 22px;
}

.page-products .ps-badge {
  flex: none;
  padding: 6px 13px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--ink-deep);
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%);
}

.page-products .ps-version-lede {
  flex: 1 1 240px;
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.76;
}

.page-products .ps-version-list {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-products .ps-version-list li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 14px 0;
  border-top: 1px solid var(--ps-line-dark);
}

.page-products .ps-ver-id {
  font-size: 12.5px;
  color: var(--cyan);
}

.page-products .ps-ver-note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--cream);
}

.page-products .ps-ver-time {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-products .ps-version-more {
  margin: 0;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .ps-version-more a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .ps-version-more a:hover,
.page-products .ps-version-more a:focus-visible {
  color: var(--orange);
}

/* ---------- 实施 ---------- */
.page-products .ps-steps {
  display: grid;
  gap: 14px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-products .ps-steps li {
  padding-top: 11px;
  border-top: 2px solid var(--orange);
}

.page-products .ps-steps .mono {
  display: block;
  margin-bottom: 6px;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--burnt);
}

.page-products .ps-steps h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.98rem;
  line-height: 1.35;
}

.page-products .ps-steps p {
  margin: 0;
  font-size: 13.2px;
  line-height: 1.68;
  color: var(--ps-soft);
}

.page-products .ps-sub-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  letter-spacing: 0.01em;
}

.page-products .ps-devices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ps-devices li {
  position: relative;
  padding: 10px 12px 10px 26px;
  border: 1px solid var(--ps-line);
  background: rgba(30, 58, 86, 0.05);
  font-size: 13px;
  line-height: 1.5;
}

.page-products .ps-devices li::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border: 1px solid var(--burnt);
  transform: rotate(45deg);
}

.page-products .ps-device-note {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.76;
  color: var(--ps-soft);
}

.page-products .ps-inline-link {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .ps-inline-link a {
  color: var(--burnt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .ps-inline-link a:hover,
.page-products .ps-inline-link a:focus-visible {
  color: var(--orange);
}

/* ---------- 适用场景 ---------- */
.page-products .ps-scenes {
  display: grid;
  gap: 24px;
}

.page-products .ps-scene-figure img {
  border-color: var(--ps-line-dark);
}

.page-products .ps-scene-cards {
  display: grid;
  gap: 18px;
}

.page-products .ps-scene {
  padding-top: 13px;
  border-top: 2px solid var(--cyan);
}

.page-products .ps-scene h3 {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.04rem;
  line-height: 1.35;
  color: var(--cream);
}

.page-products .ps-scene p {
  margin: 0 0 11px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .ps-scene ul {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ps-scene li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cream);
}

.page-products .ps-scene li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 收尾 ---------- */
.page-products .ps-cta {
  display: grid;
  gap: 18px;
  padding: 22px clamp(18px, 3vw, 30px);
  background: var(--night);
  border: 1px solid var(--ps-line-dark);
  border-left: 3px solid var(--orange);
}

.page-products .ps-cta-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.14rem;
  color: var(--cream);
}

.page-products .ps-cta-text {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .ps-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .ps-hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 720px) {
  .page-products .ps-duo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .ps-module--split {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: start;
    gap: 24px;
  }

  .page-products .ps-version-list li {
    grid-template-columns: 60px minmax(0, 1fr) 120px;
    align-items: baseline;
  }

  .page-products .ps-ver-time {
    text-align: right;
  }

  .page-products .ps-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
  }
}

@media (min-width: 900px) {
  .page-products .ps-scenes {
    grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

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

  .page-products .ps-cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-products .ps-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .ps-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .ps-boards {
    gap: 42px;
  }

  .page-products .ps-boards > .ps-board:nth-child(even) {
    margin-left: 20px;
  }
}

@media (min-width: 880px) {
  .page-products .ps-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .ps-track {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    padding: 30px 0 0;
    border-top: 1px solid var(--ps-line);
  }

  .page-products .ps-step {
    padding: 0 18px 0 0;
    border-left: 0;
  }

  .page-products .ps-step::before {
    left: 0;
    top: -34px;
    margin-top: -1px;
  }

  .page-products .ps-step:last-child {
    border-left-color: transparent;
    padding-right: 0;
  }
}

@media (min-width: 1180px) {
  .page-products .ps-scene-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ps-index a,
  .page-products .ps-rail-link,
  .page-products .ps-step::before,
  .page-products .ps-step-title {
    transition: none;
  }

  .page-products .ps-index a:hover,
  .page-products .ps-index a:focus-visible {
    transform: none;
  }
}