.page-products {
  --pr-rail-w: 248px;
  --pr-gap-lg: 72px;
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-products .pr-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-block: 26px 0;
  font-family: var(--be-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--be-muted);
}
.page-products .pr-crumb a {
  color: var(--be-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s ease, border-color .16s ease;
}
.page-products .pr-crumb a:hover,
.page-products .pr-crumb a:focus-visible {
  color: var(--be-cyan);
  border-bottom-color: var(--be-cyan-edge);
}

/* ---------- 首屏 ---------- */
.page-products .pr-hero {
  position: relative;
  padding-block: 44px 64px;
  overflow: hidden;
}
.page-products .pr-hero::before {
  content: "";
  position: absolute;
  inset: -22% -18% auto -18%;
  height: 560px;
  background:
    linear-gradient(112deg, rgba(34, 224, 255, .13), transparent 48%),
    repeating-linear-gradient(112deg, rgba(233, 239, 246, .05) 0 1px, transparent 1px 48px);
  transform: rotate(-2.4deg);
  pointer-events: none;
}
.page-products .pr-hero__inner {
  position: relative;
  display: grid;
  gap: 40px;
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .pr-hero__panel {
  display: grid;
  gap: 16px;
}

.page-products .pr-board {
  border: 1px solid var(--be-line);
  border-radius: var(--be-radius);
  background: linear-gradient(150deg, rgba(27, 35, 80, .92), rgba(7, 11, 20, .96));
  box-shadow: var(--be-shadow);
  padding: 22px 22px 12px;
  transform: rotate(-1.2deg);
}
.page-products .pr-board__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--be-line);
}
.page-products .pr-board__row:last-child {
  border-bottom: 0;
}
.page-products .pr-board__k {
  font-family: var(--be-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--be-muted);
  white-space: nowrap;
}
.page-products .pr-board__v {
  font-size: 14px;
  color: var(--be-text);
  text-align: right;
}
.page-products .pr-board__v--big {
  font-size: 26px;
  font-weight: 800;
  color: var(--be-orange);
  letter-spacing: .04em;
}

.page-products .pr-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 0;
  font-family: var(--be-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--be-muted);
}
.page-products .pr-hero__facts li {
  display: inline-flex;
  align-items: baseline;
}
.page-products .pr-hero__facts span {
  color: var(--be-cyan);
  font-size: 18px;
  font-weight: 700;
  margin-right: 5px;
}

/* ---------- 分屏骨架 ---------- */
.page-products .pr-split {
  padding-bottom: 24px;
}

.page-products .pr-rail {
  margin-bottom: 36px;
  padding-left: 16px;
  border-left: 1px solid var(--be-line);
}
.page-products .pr-rail__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
}
.page-products .pr-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--be-line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--be-muted);
  text-decoration: none;
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}
.page-products .pr-rail__link:hover,
.page-products .pr-rail__link:focus-visible {
  color: var(--be-text);
  border-color: var(--be-cyan-edge);
  background: var(--be-cyan-soft);
}
.page-products .pr-rail__link[aria-current="true"] {
  color: var(--be-text);
  border-color: var(--be-cyan);
  background: var(--be-cyan-soft);
}
.page-products .pr-rail__no {
  font-size: 11px;
  color: var(--be-cyan);
}
.page-products .pr-rail__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--be-muted);
}
.page-products .pr-rail__note a {
  color: var(--be-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--be-cyan-edge);
}

/* ---------- 内容块 ---------- */
.page-products .pr-block {
  padding-block: 52px;
  border-top: 1px solid var(--be-line-soft);
  scroll-margin-top: 112px;
}
.page-products .pr-stage > .pr-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pr-scene {
  margin: 16px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--be-orange);
  font-size: 17px;
  line-height: 1.7;
  color: var(--be-text);
  max-width: 52ch;
}

.page-products .pr-note {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--be-muted);
  max-width: 62ch;
}

.page-products .pr-media {
  margin: 26px 0 0;
  border: 1px solid var(--be-line);
  border-radius: var(--be-radius);
  overflow: hidden;
  background: var(--be-slate);
}
.page-products .pr-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-products .pr-media--tall img {
  aspect-ratio: 3 / 2;
}
.page-products .pr-media--square img {
  aspect-ratio: 1 / 1;
}

/* ---------- 三点要点 ---------- */
.page-products .pr-points {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  background: var(--be-line-soft);
  border: 1px solid var(--be-line-soft);
  border-radius: var(--be-radius);
  overflow: hidden;
}
.page-products .pr-point {
  background: var(--be-slate);
  padding: 20px 20px 22px;
}
.page-products .pr-point h3 {
  margin: 0 0 9px;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--be-cyan);
}
.page-products .pr-point p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--be-muted);
}

/* ---------- 时间轴 ---------- */
.page-products .pr-timeline {
  list-style: none;
  display: grid;
  gap: 18px;
  margin: 28px 0 0;
  padding: 0;
}
.page-products .pr-timeline li {
  position: relative;
  padding-top: 20px;
}
.page-products .pr-timeline li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--be-line);
}
.page-products .pr-timeline li::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--be-cyan);
  box-shadow: 0 0 0 4px var(--be-cyan-soft);
}
.page-products .pr-timeline a {
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--be-text);
  text-decoration: none;
}
.page-products .pr-timeline a:hover,
.page-products .pr-timeline a:focus-visible {
  color: var(--be-cyan);
}
.page-products .pr-timeline__t {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--be-amber);
}

/* ---------- 快照字段 ---------- */
.page-products .pr-snapshot {
  margin: 26px 0 0;
  padding: 22px;
  border: 1px solid var(--be-line);
  border-left: 3px solid var(--be-cyan);
  border-radius: var(--be-radius);
  background: linear-gradient(135deg, rgba(34, 224, 255, .07), transparent 62%), var(--be-slate);
}
.page-products .pr-snapshot__title {
  margin: 0;
  font-size: 16px;
  color: var(--be-text);
}
.page-products .pr-snapshot__list {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  background: var(--be-line-soft);
}
.page-products .pr-snap {
  background: var(--be-void);
  padding: 14px 16px;
}
.page-products .pr-snap dt {
  font-family: var(--be-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--be-cyan);
}
.page-products .pr-snap dd {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--be-muted);
}

/* ---------- 订阅演示 ---------- */
.page-products .pr-subs__list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}
.page-products .pr-subs__list li {
  position: relative;
}
.page-products .pr-sub__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.page-products .pr-sub__label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  border: 1px solid var(--be-line);
  border-radius: var(--be-radius-sm);
  background: var(--be-slate);
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.page-products .pr-sub__label:hover {
  border-color: var(--be-cyan-edge);
  transform: translateY(-2px);
}
.page-products .pr-sub__input:checked + .pr-sub__label {
  border-color: var(--be-cyan);
  background: linear-gradient(135deg, rgba(34, 224, 255, .15), transparent 72%), var(--be-slate);
  transform: translateY(-2px);
}
.page-products .pr-sub__input:focus-visible + .pr-sub__label {
  outline: 2px solid var(--be-cyan);
  outline-offset: 2px;
}
.page-products .pr-sub__dot {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--be-muted);
  transition: background .18s ease, border-color .18s ease;
}
.page-products .pr-sub__input:checked + .pr-sub__label .pr-sub__dot {
  background: var(--be-orange);
  border-color: var(--be-orange);
}
.page-products .pr-sub__name {
  flex: 1 1 auto;
  font-size: 15px;
  color: var(--be-text);
}

/* ---------- 指标分档 ---------- */
.page-products .pr-chart {
  display: grid;
  gap: 22px;
  margin: 28px 0 0;
}
.page-products .pr-chart .pr-media {
  margin: 0;
}
.page-products .pr-chart__legend {
  display: grid;
  gap: 16px;
}
.page-products .pr-legend {
  border: 1px solid var(--be-line);
  border-radius: var(--be-radius);
  background: linear-gradient(160deg, rgba(11, 59, 60, .86), rgba(7, 11, 20, .94));
  padding: 18px 18px 14px;
}
.page-products .pr-legend--bench {
  background: linear-gradient(160deg, rgba(27, 35, 80, .84), rgba(7, 11, 20, .94));
}
.page-products .pr-legend h3 {
  margin: 0;
  font-family: var(--be-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--be-text);
}
.page-products .pr-legend ul {
  list-style: none;
  display: grid;
  gap: 4px;
  margin: 14px 0 0;
  padding: 0;
}
.page-products .pr-legend li {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 10px 11px;
  border-radius: var(--be-radius-sm);
  transition: background .18s ease, transform .18s ease;
}
.page-products .pr-legend li:hover,
.page-products .pr-legend li:focus-within {
  background: rgba(34, 224, 255, .1);
  transform: translateX(3px);
}
.page-products .pr-legend__swatch {
  width: 10px;
  height: 10px;
  margin-top: 5px;
  border-radius: 2px;
  background: var(--be-muted);
}
.page-products .pr-legend__swatch--high { background: var(--be-green); }
.page-products .pr-legend__swatch--mid { background: var(--be-cyan); }
.page-products .pr-legend__swatch--low { background: var(--be-orange); }
.page-products .pr-legend__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--be-text);
}
.page-products .pr-legend__desc {
  margin: 5px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--be-muted);
  transition: color .18s ease;
}
.page-products .pr-legend li:hover .pr-legend__desc {
  color: var(--be-text);
}

/* ---------- 规则四组 ---------- */
.page-products .pr-rules {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 28px 0 0;
  padding: 0;
  background: var(--be-line-soft);
  border: 1px solid var(--be-line-soft);
  border-radius: var(--be-radius);
  overflow: hidden;
}
.page-products .pr-rule {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  background: var(--be-slate);
  padding: 22px 20px 24px;
}
.page-products .pr-rule__no {
  grid-row: span 2;
  font-family: var(--be-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--be-amber);
  padding-top: 2px;
}
.page-products .pr-rule h3 {
  margin: 0;
  font-size: 15px;
  color: var(--be-text);
}
.page-products .pr-rule p {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--be-muted);
}
.page-products .pr-rules__more {
  margin: 22px 0 0;
}

/* ---------- 版本切换 ---------- */
.page-products .pr-vers {
  position: relative;
  margin-top: 28px;
}
.page-products .pr-vers__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.page-products .pr-vers__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-products .pr-vers__tab {
  font-family: var(--be-mono);
  font-size: 12px;
  letter-spacing: .12em;
  padding: 9px 18px;
  border: 1px solid var(--be-line);
  border-radius: 999px;
  color: var(--be-muted);
  cursor: pointer;
  transition: color .16s ease, background .16s ease, border-color .16s ease;
}
.page-products .pr-vers__tab:hover {
  color: var(--be-text);
  border-color: var(--be-cyan-edge);
}
.page-products .pr-vers__panels {
  margin-top: 18px;
}
.page-products .pr-vers__panel {
  display: none;
  padding: 22px;
  border: 1px solid var(--be-line);
  border-left: 3px solid var(--be-orange);
  border-radius: var(--be-radius);
  background: var(--be-slate);
}
.page-products .pr-vers__panel h3 {
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--be-text);
}
.page-products .pr-vers__panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--be-muted);
  max-width: 62ch;
}
.page-products .pr-vers__radio:nth-of-type(1):checked ~ .pr-vers__tabs .pr-vers__tab:nth-child(1),
.page-products .pr-vers__radio:nth-of-type(2):checked ~ .pr-vers__tabs .pr-vers__tab:nth-child(2),
.page-products .pr-vers__radio:nth-of-type(3):checked ~ .pr-vers__tabs .pr-vers__tab:nth-child(3) {
  color: var(--be-void);
  background: var(--be-cyan);
  border-color: var(--be-cyan);
}
.page-products .pr-vers__radio:nth-of-type(1):checked ~ .pr-vers__panels > .pr-vers__panel:nth-child(1),
.page-products .pr-vers__radio:nth-of-type(2):checked ~ .pr-vers__panels > .pr-vers__panel:nth-child(2),
.page-products .pr-vers__radio:nth-of-type(3):checked ~ .pr-vers__panels > .pr-vers__panel:nth-child(3) {
  display: block;
}
.page-products .pr-vers__radio:focus-visible ~ .pr-vers__tabs .pr-vers__tab {
  outline: 2px solid var(--be-cyan);
  outline-offset: 2px;
}

/* ---------- 设备适配 ---------- */
.page-products .pr-devices {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}
.page-products .pr-devices__shot {
  margin: 0;
  max-width: 380px;
}
.page-products .pr-devices__shot img {
  aspect-ratio: 4 / 5;
}
.page-products .pr-devices__list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--be-line-soft);
  border: 1px solid var(--be-line-soft);
  border-radius: var(--be-radius);
  overflow: hidden;
}
.page-products .pr-devices__list li {
  background: var(--be-slate);
  padding: 18px 20px 20px;
}
.page-products .pr-devices__list h3 {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--be-cyan);
}
.page-products .pr-devices__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--be-muted);
}

/* ---------- 开通与咨询 ---------- */
.page-products .pr-block--cta {
  padding-bottom: 76px;
}
.page-products .pr-paths {
  list-style: none;
  display: grid;
  gap: 16px;
  margin: 28px 0 0;
  padding: 0;
  counter-reset: none;
}
.page-products .pr-path {
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid var(--be-line);
  border-radius: var(--be-radius);
  background: linear-gradient(160deg, rgba(27, 35, 80, .9), rgba(7, 11, 20, .95));
  transition: transform .18s ease, box-shadow .18s ease;
}
.page-products .pr-path:hover {
  transform: translateY(-3px);
  box-shadow: var(--be-shadow-soft);
}
.page-products .pr-path__no {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--be-amber);
}
.page-products .pr-path h3 {
  margin: 12px 0 10px;
  font-size: 17px;
  color: var(--be-text);
}
.page-products .pr-path p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--be-muted);
}
.page-products .pr-path__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  color: var(--be-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--be-cyan-edge);
}
.page-products .pr-path__link:hover,
.page-products .pr-path__link:focus-visible {
  color: var(--be-text);
  border-bottom-color: var(--be-text);
}
.page-products .pr-cta__tail {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--be-muted);
}
.page-products .pr-cta__tail a {
  color: var(--be-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--be-cyan-edge);
}

/* ---------- 悬停与焦点统一 ---------- */
.page-products a:focus-visible,
.page-products label:focus-visible {
  outline: 2px solid var(--be-cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pr-sub__label {
    padding: 16px 20px;
  }
  .page-products .pr-subs__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pr-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }
  .page-products .pr-snapshot__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pr-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pr-rules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pr-hero {
    padding-block: 60px 84px;
  }
  .page-products .pr-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
    gap: 56px;
  }
  .page-products .pr-subs__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pr-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pr-snapshot__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pr-chart {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
    gap: 26px;
  }
  .page-products .pr-devices {
    grid-template-columns: minmax(0, .6fr) minmax(0, 1.4fr);
    align-items: start;
    gap: 32px;
  }
  .page-products .pr-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .pr-crumb {
    padding-block: 34px 0;
  }
  .page-products .pr-split {
    display: grid;
    grid-template-columns: var(--pr-rail-w) minmax(0, 1fr);
    gap: var(--pr-gap-lg);
    align-items: start;
    padding-bottom: 40px;
  }
  .page-products .pr-rail {
    position: sticky;
    top: 112px;
    margin-bottom: 0;
    padding: 4px 0 4px 18px;
  }
  .page-products .pr-rail__list {
    flex-direction: column;
    gap: 2px;
  }
  .page-products .pr-rail__link {
    width: 100%;
    padding: 9px 10px;
    border: 0;
    border-radius: var(--be-radius-sm);
    border-left: 2px solid transparent;
    background: transparent;
  }
  .page-products .pr-rail__link:hover,
  .page-products .pr-rail__link:focus-visible {
    border-left-color: var(--be-cyan-edge);
    background: rgba(34, 224, 255, .07);
  }
  .page-products .pr-rail__link[aria-current="true"] {
    border-left-color: var(--be-cyan);
    background: var(--be-cyan-soft);
  }
  .page-products .pr-block {
    padding-block: 66px;
  }
  .page-products .pr-stage > .pr-block:first-child {
    padding-top: 0;
  }
  .page-products .pr-block--cta {
    padding-bottom: 96px;
  }
  .page-products .pr-scene {
    font-size: 18px;
  }
}

@media (min-width: 1280px) {
  .page-products {
    --pr-rail-w: 280px;
  }
  .page-products .pr-hero::before {
    height: 640px;
  }
}