.page-products {
  position: relative;
  padding-top: calc(var(--header-h) + 20px);
  padding-bottom: clamp(56px, 7vw, 104px);
  color: var(--c-text);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-products .prod-hero {
  position: relative;
  padding: clamp(12px, 2.5vw, 32px) 0 clamp(36px, 5vw, 72px);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: -90px -14% auto -14%;
  height: 440px;
  background:
    radial-gradient(58% 96% at 16% 26%, rgba(18, 135, 224, .34), transparent 70%),
    radial-gradient(46% 88% at 88% 8%, rgba(255, 106, 61, .26), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-products .prod-hero > * {
  position: relative;
  z-index: 1;
}

.page-products .prod-hero__title {
  margin: 14px 0 clamp(16px, 2.2vw, 26px);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 7.2vw, 86px);
  line-height: 1.06;
  letter-spacing: -.02em;
  transform: skewY(-2deg);
}

.page-products .prod-hero__accent {
  display: inline-block;
  background: var(--grad-heat);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-products .prod-hero__lede {
  max-width: 46ch;
  margin: 0 0 clamp(26px, 3.6vw, 42px);
  font-size: clamp(15.5px, 1.3vw, 17.5px);
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .prod-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 38px;
  margin: 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(159, 182, 201, .22);
  list-style: none;
}

.page-products .prod-hero__num {
  display: block;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-coral);
}

.page-products .prod-hero__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-muted);
}

.page-products .prod-section {
  padding-top: clamp(52px, 6.5vw, 100px);
}

.page-products .section-title {
  transform: skewY(-1.6deg);
}

.page-products .section-title em {
  font-style: normal;
  color: var(--c-coral);
}

.page-products .prod-map,
.page-products .prod-viz {
  margin: 0 0 clamp(32px, 4.4vw, 60px);
}

/* ---------- 板块清单 ---------- */
.page-products .prod-catalog .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 26px;
}

.page-products .prod-catalog .filter-status {
  margin: 0 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-muted);
}

.page-products .prod-catalog__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-catalog__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 18px;
  background: var(--grad-card);
  border: 1px solid rgba(111, 198, 250, .18);
  border-radius: var(--r-md);
  transition: transform .32s cubic-bezier(.2, .8, .3, 1), border-color .3s, box-shadow .3s;
}

.page-products .prod-catalog__item:hover,
.page-products .prod-catalog__item:focus-within {
  transform: translateY(-6px);
  border-color: rgba(255, 106, 61, .42);
  box-shadow: var(--glow-coral);
}

.page-products .prod-catalog__item.is-hidden {
  display: none;
}

.page-products .prod-catalog__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-coral);
}

.page-products .prod-catalog__name {
  margin: 0;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
}

.page-products .prod-catalog__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-products .prod-catalog__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: auto 0 0;
  padding-top: 14px;
}

/* ---------- 图文错位区块 ---------- */
.page-products .prod-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
}

.page-products .prod-block__text > .section-title {
  margin: 12px 0 16px;
}

.page-products .prod-block__intro {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .prod-points {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-points li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-products .prod-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-ocean);
  transform: rotate(45deg);
}

.page-products .prod-points li:nth-child(2n)::before {
  background: var(--c-coral);
}

.page-products .prod-block__media {
  margin: 0;
}

.page-products .prod-note-paper {
  margin: 24px 0 0;
  padding: 16px 18px;
  background: var(--grad-paper);
  color: var(--c-ink);
  border-radius: var(--r-sm);
  font-size: 14px;
  line-height: 1.7;
  transform: rotate(-.6deg);
  box-shadow: 0 14px 30px rgba(2, 8, 16, .4);
}

.page-products .prod-note-paper strong {
  color: #8A3413;
}

/* ---------- 事件时间轴 ---------- */
.page-products .eventline {
  position: relative;
  height: 124px;
  margin: 4px 0 6px;
}

.page-products .eventline__rail {
  position: absolute;
  left: 0;
  right: 0;
  top: 58px;
  height: 2px;
  background: linear-gradient(90deg, rgba(18, 135, 224, .12), rgba(111, 198, 250, .7) 46%, rgba(255, 106, 61, .14));
}

.page-products .eventline__dot {
  position: absolute;
  top: 51px;
  width: 16px;
  height: 16px;
  margin-left: -8px;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(5, 18, 31, .9);
}

.page-products .eventline__dot b {
  position: absolute;
  left: 50%;
  top: -30px;
  transform: translateX(-50%);
  font-size: 12px;
  font-weight: 400;
  color: var(--c-muted);
  white-space: nowrap;
}

.page-products .eventline__dot:nth-child(2) { left: 8%; }
.page-products .eventline__dot:nth-child(3) { left: 31%; }
.page-products .eventline__dot:nth-child(4) { left: 54%; }
.page-products .eventline__dot:nth-child(5) { left: 76%; }
.page-products .eventline__dot:nth-child(6) { left: 94%; }

.page-products .eventline__dot--yellow { background: var(--c-amber); }
.page-products .eventline__dot--red {
  background: var(--c-coral);
  box-shadow: 0 0 0 5px rgba(5, 18, 31, .9), var(--glow-coral);
}
.page-products .eventline__dot--goal { background: var(--c-ocean); }
.page-products .eventline__dot--sub { background: var(--c-ocean-soft); }

.page-products .event-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--c-muted);
}

.page-products .event-legend li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-products .event-legend__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.page-products .event-legend__dot--yellow { background: var(--c-amber); }
.page-products .event-legend__dot--red { background: var(--c-coral); }
.page-products .event-legend__dot--goal { background: var(--c-ocean); }
.page-products .event-legend__dot--sub { background: var(--c-ocean-soft); }

/* ---------- 图表清单 ---------- */
.page-products .chart-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0 0 clamp(36px, 4.5vw, 60px);
  padding: 0;
  list-style: none;
}

.page-products .chart-list__item {
  padding: 20px 20px 18px;
  border-left: 3px solid var(--c-ocean);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: linear-gradient(150deg, rgba(11, 42, 71, .72), rgba(5, 18, 31, .5));
}

.page-products .chart-list__item:nth-child(2n) {
  border-left-color: var(--c-coral);
}

.page-products .chart-list__name {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
}

.page-products .chart-list__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-muted);
}

/* ---------- 柱形图 ---------- */
.page-products .bars-wrap {
  padding: clamp(20px, 3vw, 32px);
  background: var(--grad-card);
  border: 1px solid rgba(111, 198, 250, .2);
  border-radius: var(--r-lg);
  box-shadow: var(--glow-ocean);
}

.page-products .bars-wrap__title {
  margin: 0 0 24px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--c-text);
}

.page-products .bars {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  height: 190px;
  align-items: end;
}

.page-products .bars__col {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  height: 100%;
  cursor: default;
}

.page-products .bars__bar {
  width: 100%;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--c-coral), rgba(18, 135, 224, .55));
  transition: filter .25s, box-shadow .25s;
}

.page-products .bars__col:nth-child(1) .bars__bar { height: 34%; }
.page-products .bars__col:nth-child(2) .bars__bar { height: 69%; }
.page-products .bars__col:nth-child(3) .bars__bar { height: 52%; }
.page-products .bars__col:nth-child(4) .bars__bar { height: 17%; }
.page-products .bars__col:nth-child(5) .bars__bar { height: 86%; }
.page-products .bars__col:nth-child(6) .bars__bar { height: 69%; }

.page-products .bars__col:hover .bars__bar,
.page-products .bars__col:focus-within .bars__bar {
  filter: brightness(1.18);
  box-shadow: var(--glow-coral);
}

.page-products .bars__col:hover .bars__val,
.page-products .bars__col:focus-within .bars__val {
  opacity: 1;
  color: var(--c-lime);
}

.page-products .bars__val {
  font-size: 12px;
  color: var(--c-muted);
  opacity: .55;
  transition: opacity .2s, color .2s;
}

.page-products .bars__axis {
  font-size: 11px;
  color: var(--c-muted);
}

.page-products .bars-wrap__note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-products .prod-inline-link {
  margin: clamp(28px, 3.5vw, 44px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .prod-inline-link a {
  color: var(--c-ocean-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(111, 198, 250, .5);
  padding-bottom: 1px;
}

.page-products .prod-inline-link a:hover {
  color: var(--c-coral);
  border-bottom-color: var(--c-coral);
}

/* ---------- 缓存卡片 ---------- */
.page-products .cache-stack {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.page-products .cache-card {
  background: var(--grad-card);
  border: 1px solid rgba(111, 198, 250, .2);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s;
}

.page-products .cache-card:hover {
  border-color: rgba(182, 255, 60, .42);
  box-shadow: var(--glow-lime);
}

.page-products .cache-card > summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .cache-card > summary::-webkit-details-marker {
  display: none;
}

.page-products .cache-card > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--c-coral);
}

.page-products .cache-card[open] > summary::after {
  content: "−";
}

.page-products .cache-card__title {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
}

.page-products .cache-card__meta {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-mint);
}

.page-products .cache-card__body {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-muted);
}

/* ---------- 多端 ---------- */
.page-products .endpoints {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 clamp(28px, 3.6vw, 44px);
  padding: 0;
  list-style: none;
}

.page-products .endpoints__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  padding: 16px 18px;
  background: linear-gradient(150deg, rgba(11, 42, 71, .85), rgba(5, 18, 31, .7));
  border: 1px solid rgba(111, 198, 250, .18);
  border-radius: var(--r-sm);
  transition: transform .3s cubic-bezier(.2, .8, .3, 1), border-color .3s;
}

.page-products .endpoints__item:hover {
  transform: translateY(-4px);
  border-color: rgba(18, 135, 224, .5);
}

.page-products .endpoints__name {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
}

.page-products .endpoints__note {
  font-size: 12px;
  color: var(--c-muted);
}

.page-products .sync-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 40px);
}

.page-products .steps {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: var(--grad-card);
  border: 1px solid rgba(255, 106, 61, .22);
}

.page-products .steps__num {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-coral);
}

.page-products .steps__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text);
}

.page-products .sync-note {
  padding: 22px 20px;
  border-radius: var(--r-md);
  background: rgba(11, 42, 71, .5);
  border-left: 3px solid var(--c-ocean-soft);
}

.page-products .sync-note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .sync-note p + p {
  margin-top: 14px;
}

.page-products .sync-note a {
  color: var(--c-ocean-soft);
  border-bottom: 1px solid rgba(111, 198, 250, .5);
  text-decoration: none;
}

.page-products .sync-note a:hover {
  color: var(--c-coral);
  border-bottom-color: var(--c-coral);
}

/* ---------- 版本对照表 ---------- */
.page-products .vtable {
  overflow-x: auto;
  border-radius: var(--r-md);
  border: 1px solid rgba(111, 198, 250, .18);
  background: rgba(5, 18, 31, .55);
}

.page-products .vtable table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-products .vtable__caption {
  padding: 16px 18px 0;
  text-align: left;
  font-size: 13px;
  color: var(--c-muted);
}

.page-products .vtable thead th {
  padding: 16px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .14em;
  color: var(--c-muted);
  border-bottom: 1px solid rgba(111, 198, 250, .24);
  transform: skewY(-1.4deg);
}

.page-products .vtable thead th.vtable__col-current {
  color: var(--c-coral);
  letter-spacing: .14em;
}

.page-products .vtable tbody th {
  padding: 16px 18px;
  text-align: left;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text);
  white-space: nowrap;
}

.page-products .vtable tbody td {
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
  border-left: 1px solid rgba(111, 198, 250, .10);
}

.page-products .vtable tbody td:nth-child(2) {
  color: var(--c-paper-dim);
}

.page-products .vtable tbody tr {
  border-top: 1px solid rgba(111, 198, 250, .10);
  transition: background .25s;
}

.page-products .vtable tbody tr:hover {
  background: rgba(18, 135, 224, .13);
}

.page-products .vtable tbody tr:hover th {
  color: var(--c-lime);
}

/* ---------- 收尾 ---------- */
.page-products .prod-cta {
  margin-top: clamp(56px, 7vw, 104px);
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(18, 135, 224, .24), rgba(255, 106, 61, .2));
  border: 1px solid rgba(111, 198, 250, .26);
}

.page-products .prod-cta__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 900;
  line-height: 1.2;
  transform: skewY(-1.4deg);
}

.page-products .prod-cta__text {
  max-width: 58ch;
  margin: 0 0 26px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-text);
}

.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-catalog__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-products .prod-hero__lede {
    margin-left: clamp(0px, 4vw, 48px);
  }

  .page-products .prod-hero__facts {
    gap: 18px 56px;
  }

  .page-products .sync-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }

  .page-products .endpoints {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-products .prod-block {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
  }

  .page-products .prod-block--flip .prod-block__text {
    order: 2;
  }

  .page-products .prod-block--flip .prod-block__media {
    order: 1;
  }
}

@media (min-width: 1080px) {
  .page-products .prod-catalog__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .prod-catalog__item:nth-child(3n+2) {
    margin-top: 26px;
  }

  .page-products .prod-catalog__item:nth-child(3n+3) {
    margin-top: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-catalog__item,
  .page-products .endpoints__item,
  .page-products .bars__bar,
  .page-products .bars__val,
  .page-products .vtable tbody tr {
    transition: none;
  }

  .page-products .prod-catalog__item:hover,
  .page-products .endpoints__item:hover {
    transform: none;
  }
}