.page-products {
  --pd-index-w: 232px;
  --pd-glow: 0 0 0 1px var(--arc), 0 0 22px rgba(43, 231, 255, 0.18);
}

.page-products .pd-shell {
  padding-block: 22px 64px;
}

/* 面包屑 */
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cold);
}
.page-products .breadcrumbs__link {
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .breadcrumbs__link:hover,
.page-products .breadcrumbs__link:focus-visible {
  color: var(--arc);
  border-bottom-color: var(--arc);
}
.page-products .breadcrumbs__sep { color: var(--arc-deep); }
.page-products .breadcrumbs__current { color: var(--fog); }

/* 首屏 */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 18px 22px;
  border: 2px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(43, 58, 70, 0.55) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(43, 58, 70, 0.3) 0 1px, transparent 1px 64px),
    var(--panel);
  box-shadow: var(--shadow-hard);
  margin-bottom: 30px;
}
.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--arc) 0%, var(--arc) 34%, transparent 78%);
}
.page-products .pd-hero::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -60px;
  width: 200px;
  height: 200px;
  border: 1px solid rgba(43, 231, 255, 0.18);
  transform: rotate(35deg);
  pointer-events: none;
}
.page-products .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--arc);
  margin: 0 0 10px;
}
.page-products .pd-hero h1 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 5.6vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--fog);
  max-width: 20ch;
}
.page-products .pd-hero__lede {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cold);
}
.page-products .pd-hero__facts {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.page-products .pd-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  background: rgba(8, 11, 16, 0.72);
}
.page-products .pd-hero__num {
  font-size: 20px;
  font-weight: 600;
  color: var(--lemon);
  letter-spacing: 0.02em;
}
.page-products .pd-hero__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--cold);
}

/* 布局骨架 */
.page-products .pd-layout {
  display: grid;
  gap: 26px;
}

.page-products .pd-index {
  border: 2px solid var(--line);
  background: var(--void);
  box-shadow: var(--shadow-soft);
  padding: 14px 12px 12px;
}
.page-products .pd-index__title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cold);
}
.page-products .pd-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-products .pd-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 6px;
  font-size: 13.5px;
  color: var(--cold);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.page-products .pd-index__link:hover,
.page-products .pd-index__link:focus-visible {
  color: var(--fog);
  background: rgba(43, 231, 255, 0.07);
  border-left-color: var(--arc);
}
.page-products .pd-index__num {
  font-size: 11px;
  color: var(--lemon);
}

.page-products .pd-flow {
  display: grid;
  gap: 34px;
  min-width: 0;
}

.page-products .pd-node {
  min-width: 0;
  scroll-margin-top: 92px;
}
.page-products .pd-node__head { margin-bottom: 16px; }
.page-products .pd-node__head h2 {
  margin: 4px 0 8px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.28;
  color: var(--fog);
}
.page-products .pd-node__head p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cold);
}

/* Bento 概览 */
.page-products .pd-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .pd-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 15px 14px 14px;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  color: var(--fog);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-products .pd-card:hover { border-color: var(--arc-deep); }
.page-products .pd-card--focus {
  border-color: var(--arc);
  box-shadow: var(--shadow-soft), var(--pd-glow);
}
.page-products .pd-card__num {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lemon);
}
.page-products .pd-card__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
}
.page-products .pd-card__title a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .pd-card__title a:hover,
.page-products .pd-card__title a:focus-visible {
  color: var(--arc);
  border-bottom-color: var(--arc);
}
.page-products .pd-card__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--cold);
}
.page-products .pd-card__foot {
  margin-top: auto;
  padding-top: 9px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--cold);
}

/* 媒体框 */
.page-products .media-frame {
  margin: 0;
  padding: 8px;
  border: 2px solid var(--line);
  background: var(--void);
  min-width: 0;
}
.page-products .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background:
    repeating-linear-gradient(0deg, rgba(43, 58, 70, 0.5) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(90deg, rgba(43, 58, 70, 0.5) 0 1px, transparent 1px 22px),
    #0d1319;
}
.page-products .media-frame__caption {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--cold);
}

/* 小屏与双端 */
.page-products .pd-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .pd-shot--tall .media-frame__img {
  object-fit: contain;
}
.page-products .pd-contrast {
  display: grid;
  gap: 14px;
  align-content: start;
  min-width: 0;
}
.page-products .pd-contrast__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 2px solid var(--line);
  background: var(--panel);
}
.page-products .pd-contrast__side {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cold);
}
.page-products .pd-contrast__side--on { color: var(--arc); }
.page-products .pd-contrast__track {
  position: relative;
  flex: 1;
  height: 2px;
  background: var(--line);
}
.page-products .pd-contrast__thumb {
  position: absolute;
  left: 0;
  top: -4px;
  width: 10px;
  height: 10px;
  background: var(--arc);
  transform: rotate(45deg);
}
.page-products .pd-contrast__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 2px solid var(--line);
  border-top: none;
  background: var(--panel);
}
.page-products .pd-contrast__list li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--fog);
}
.page-products .pd-contrast__key {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--lemon);
  padding-top: 2px;
}
.page-products .pd-contrast__note {
  margin: 0;
  padding: 12px 14px;
  border-left: 3px solid var(--arc);
  background: rgba(11, 111, 126, 0.12);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--fog);
}

/* 数据流 */
.page-products .pd-stream {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-products .pd-stream__col {
  padding: 14px 13px;
  border: 2px solid var(--line);
  background: var(--panel);
  min-width: 0;
}
.page-products .pd-stream__col--pin {
  border-color: var(--arc-deep);
  box-shadow: inset 3px 0 0 var(--arc);
  background: linear-gradient(180deg, rgba(11, 111, 126, 0.16), var(--panel) 62%);
}
.page-products .pd-stream__label {
  margin: 0 0 6px;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--cold);
}
.page-products .pd-stream__name {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  color: var(--fog);
}
.page-products .pd-stream__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cold);
}
.page-products .pd-fields {
  list-style: none;
  margin: 10px 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.page-products .pd-fields li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.55;
}
.page-products .pd-fields__key {
  font-size: 11.5px;
  color: var(--arc);
}
.page-products .pd-fields__desc { color: var(--cold); }
.page-products .pd-stream__meta {
  margin: 8px 0 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: var(--cold);
}
.page-products .pd-shot--inline { margin-top: 12px; }
.page-products .pd-stream__foot {
  margin: 16px 0 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--lemon);
  background: var(--panel);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--fog);
}

/* 版本差异 */
.page-products .pd-version {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.page-products .pd-version__col {
  padding: 13px;
  border: 2px solid var(--line);
  background: var(--panel);
}
.page-products .pd-version__col--now {
  border-color: rgba(255, 61, 139, 0.55);
  box-shadow: inset 0 3px 0 var(--magenta);
}
.page-products .pd-version__col-title {
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cold);
}
.page-products .pd-version__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-products .pd-version__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--fog);
}
.page-products .pd-version__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--line);
  transform: rotate(45deg);
}
.page-products .pd-version__col--now .pd-version__list li::before {
  background: var(--magenta);
}
.page-products .pd-shot--wide { margin-bottom: 14px; }

.page-products .pd-diff {
  border: 2px solid var(--line);
  background: var(--panel);
  margin-bottom: 12px;
}
.page-products .pd-diff .disclosure__trigger {
  display: block;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  color: var(--arc);
  cursor: pointer;
  list-style: none;
}
.page-products .pd-diff .disclosure__trigger::-webkit-details-marker { display: none; }
.page-products .pd-diff .disclosure__trigger::before {
  content: "▸ ";
  color: var(--lemon);
}
.page-products .pd-diff[open] .disclosure__trigger::before { content: "▾ "; }
.page-products .pd-diff .disclosure__panel {
  padding: 0 14px 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--cold);
  border-top: 1px solid var(--line);
}
.page-products .pd-diff .disclosure__panel p { margin: 12px 0 0; }
.page-products .pd-version__foot {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--cold);
}

/* 小组排名 */
.page-products .pd-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .pd-table {
  width: 100%;
  border-collapse: collapse;
  border: 2px solid var(--line);
  background: var(--panel);
  font-size: 13px;
}
.page-products .pd-table__caption {
  caption-side: top;
  text-align: left;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--arc);
  border: 2px solid var(--line);
  border-bottom: none;
  background: var(--void);
}
.page-products .pd-table th,
.page-products .pd-table td {
  padding: 10px 12px;
  text-align: left;
  border-top: 1px solid var(--line);
  line-height: 1.6;
  vertical-align: top;
}
.page-products .pd-table thead th {
  background: rgba(11, 111, 126, 0.14);
  color: var(--fog);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12.5px;
  border-top: none;
}
.page-products .pd-table tbody th {
  color: var(--lemon);
  font-family: var(--font-sans);
  font-weight: 700;
  white-space: nowrap;
}
.page-products .pd-table tbody td { color: var(--cold); }

/* 场景 */
.page-products .pd-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-products .pd-scene {
  padding: 15px 14px;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color var(--dur) var(--ease);
}
.page-products .pd-scene:hover { border-color: var(--arc-deep); }
.page-products .pd-scene__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  color: var(--fog);
}
.page-products .pd-scene__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--cold);
}
.page-products .pd-scene__link {
  margin: auto 0 0;
  font-size: 13px;
  font-family: var(--font-mono);
}
.page-products .pd-scene__link a {
  color: var(--arc);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.page-products .pd-scene__link a:hover,
.page-products .pd-scene__link a:focus-visible {
  border-bottom-color: var(--arc);
}

.page-products .pd-support {
  margin-top: 18px;
  padding: 16px 14px;
  border: 2px solid var(--line);
  border-left: 4px solid var(--lemon);
  background: rgba(17, 24, 32, 0.92);
  display: grid;
  gap: 12px;
}
.page-products .pd-support__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--cold);
}
.page-products .pd-support__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 正文链接 */
.page-products .pd-node a:not([class]) {
  color: var(--arc);
  text-decoration: none;
  border-bottom: 1px solid var(--arc-deep);
  transition: border-color var(--dur) var(--ease);
}
.page-products .pd-node a:not([class]):hover,
.page-products .pd-node a:not([class]):focus-visible {
  border-bottom-color: var(--arc);
}

/* 焦点可见性 */
.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--arc);
  outline-offset: 2px;
}

/* 断点 */
@media (min-width: 560px) {
  .page-products .pd-hero { padding: 28px 26px 26px; }
  .page-products .pd-hero__facts { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-products .pd-bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-scenes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-version { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 820px) {
  .page-products .pd-compare {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    align-items: start;
  }
  .page-products .pd-groups {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products .pd-layout {
    grid-template-columns: var(--pd-index-w) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }
  .page-products .pd-index {
    position: sticky;
    top: 88px;
  }
  .page-products .pd-flow {
    padding-left: 26px;
    position: relative;
  }
  .page-products .pd-flow::before {
    content: "";
    position: absolute;
    left: 5px;
    top: 14px;
    bottom: 40px;
    width: 2px;
    background: linear-gradient(180deg, var(--arc) 0%, var(--line) 16%, var(--line) 84%, transparent 100%);
  }
  .page-products .pd-node { position: relative; }
  .page-products .pd-node::before {
    content: "";
    position: absolute;
    left: -26px;
    top: 12px;
    width: 10px;
    height: 10px;
    border: 2px solid var(--arc);
    background: var(--void);
    transform: rotate(45deg);
  }
  .page-products .pd-stream {
    grid-template-columns: 138px 232px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-products .pd-bento { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-products .pd-card--wide { grid-column: span 2; }
  .page-products .pd-scenes { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}