.page-products {
  --pp-gap: clamp(1rem, 2.6vw, 1.75rem);
  --pp-pad: clamp(1.15rem, 3.4vw, 2.4rem);
  --pp-sect: clamp(3rem, 9vw, 6.5rem);
  position: relative;
  display: block;
  padding-bottom: var(--pp-sect);
  color: var(--white);
  background: var(--ink);
  overflow-x: clip;
}

.page-products .section {
  padding-top: var(--pp-sect);
}

.page-products .section--flush {
  padding-top: 0;
}

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.5rem) 0 clamp(2.5rem, 7vw, 4.5rem);
  overflow: hidden;
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: min(72vw, 760px);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 68% 32%, rgba(57, 255, 136, .12), transparent 62%);
  pointer-events: none;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(230, 241, 245, .045) 0 1px, transparent 1px 88px);
  pointer-events: none;
}

.page-products .pp-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
}

.page-products .pp-hero__title {
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(2.1rem, 7.4vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  margin: .6rem 0 1rem;
  text-wrap: balance;
}

.page-products .pp-hero__lede {
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.115rem);
}

.page-products .pp-hero__actions {
  list-style: none;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-products .pp-hero__meta {
  margin: 1.25rem 0 0;
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-products .pp-hero__visual {
  position: relative;
}

.page-products .pp-hero__vernum {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(4.5rem, 20vw, 10.5rem);
  line-height: .8;
  letter-spacing: -.06em;
  color: rgba(57, 255, 136, .14);
  margin-bottom: -.18em;
  user-select: none;
  pointer-events: none;
}

/* ---------- 媒体容器 ---------- */

.page-products .media {
  margin: 0;
  position: relative;
}

.page-products .media__inner {
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

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

.page-products .media__inner--tall img {
  aspect-ratio: 3 / 4;
}

.page-products .media__caption {
  margin: .7rem 0 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 数据条 ---------- */

.page-products .pp-stats {
  list-style: none;
  margin: clamp(2.25rem, 6vw, 4rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-stats > .stat {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  background: var(--ink-2);
  padding: clamp(.9rem, 2.4vw, 1.4rem);
}

.page-products .pp-stats .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3.2vw, 1.9rem);
  font-weight: 700;
  color: var(--green);
  line-height: 1.1;
}

.page-products .pp-stats .stat__label {
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- V4 能力 ---------- */

.page-products .pp-nav4__body {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 3rem);
}

.page-products .pp-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
}

.page-products .pp-facts__item {
  background: var(--ink);
  padding: clamp(1.1rem, 3vw, 1.75rem) 0;
}

.page-products .pp-facts__item .title-md {
  margin: 0 0 .55rem;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  font-weight: 500;
}

.page-products .pp-facts__item p {
  margin: 0;
  color: var(--mist);
  font-size: .95rem;
  line-height: 1.8;
  max-width: 58ch;
}

.page-products .pp-nav4__linkRow {
  margin: 1.6rem 0 0;
}

.page-products .pp-inlineLink {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .35);
  font-size: .92rem;
  transition: color .2s ease, border-color .2s ease;
}

.page-products .pp-inlineLink:hover,
.page-products .pp-inlineLink:focus-visible {
  color: var(--green);
  border-bottom-color: var(--green);
}

.page-products .pp-nav4__map {
  padding: var(--pp-pad);
}

.page-products .pp-nav4__mapTitle {
  margin: 0 0 1rem;
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .pp-map {
  width: 100%;
  height: auto;
  display: block;
}

.page-products .pp-map__path {
  stroke-dasharray: 4 6;
}

.page-products .pp-map__node circle {
  fill: var(--ink);
  stroke: var(--line-strong);
  stroke-width: 1.5;
  transition: stroke .25s ease, fill .25s ease;
}

.page-products .pp-map__node text {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--mist);
  transition: fill .25s ease;
}

.page-products .pp-map__node:hover circle {
  stroke: var(--green);
  fill: rgba(57, 255, 136, .14);
}

.page-products .pp-map__node:hover text {
  fill: var(--green);
}

.page-products .pp-nav4__legend {
  margin: 1.15rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.1rem;
}

/* ---------- 版本矩阵 ---------- */

.page-products .pp-tabs__bar {
  display: flex;
  gap: .35rem;
  overflow-x: auto;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
}

.page-products .tab {
  flex: 0 0 auto;
  appearance: none;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .05em;
  padding: .72rem 1.05rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--mist);
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-products .tab:hover {
  color: var(--white);
  border-color: var(--line-strong);
}

.page-products .tab.is-active,
.page-products .tab[aria-selected="true"] {
  color: var(--ink);
  background: var(--green);
  border-color: var(--green);
  font-weight: 700;
}

.page-products .tab.is-active:hover,
.page-products .tab[aria-selected="true"]:hover {
  color: var(--ink);
  border-color: var(--green);
}

.page-products .pp-tabs__panels {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-products .tab-panel {
  display: none;
}

.page-products .tab-panel.is-active {
  display: block;
}

.page-products .pp-vpanel {
  display: grid;
  gap: clamp(1.25rem, 3.5vw, 2rem);
  border-left: 2px solid var(--green);
  padding-left: clamp(1rem, 3vw, 1.9rem);
}

.page-products .pp-vpanel__who {
  margin: 0 0 .6rem;
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--blue);
}

.page-products .pp-vpanel__body .title-md {
  margin: 0 0 .85rem;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(1.5rem, 3.6vw, 2.2rem);
}

.page-products .pp-vpanel__text {
  margin: 0 0 1.35rem;
  color: var(--mist);
  font-size: .98rem;
  line-height: 1.85;
  max-width: 56ch;
}

.page-products .pp-vlist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-products .pp-vlist__item {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--white);
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-vlist__k {
  flex: 0 0 auto;
  color: var(--green);
  font-size: .74rem;
  letter-spacing: .08em;
}

.page-products .pp-vpanel__media {
  margin-top: 1.5rem;
  max-width: 320px;
}

.page-products .pp-vpanel__aside {
  padding: var(--pp-pad);
  align-self: start;
}

.page-products .pp-vpanel__asideTitle {
  margin: 0 0 .45rem;
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--green);
}

.page-products .pp-vpanel__aside p {
  margin: 0 0 1.1rem;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-vpanel__aside p:last-child {
  margin-bottom: 0;
}

/* ---------- 下载流程 ---------- */

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-step {
  background: var(--ink-2);
  padding: var(--pp-pad);
}

.page-products .pp-step__num {
  display: block;
  font-size: clamp(1.8rem, 4.4vw, 2.6rem);
  line-height: 1;
  color: var(--blue);
  margin-bottom: .8rem;
}

.page-products .pp-step .title-md {
  margin: 0 0 .6rem;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 500;
}

.page-products .pp-step p {
  margin: 0;
  color: var(--mist);
  font-size: .92rem;
  line-height: 1.8;
}

.page-products .pp-flow__media {
  margin-top: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-products .pp-flow__help {
  margin: 1.4rem 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 工具面板 ---------- */

.page-products .pp-tools__grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-tool {
  background: var(--ink-2);
  border: 0;
  border-radius: 0;
  padding: var(--pp-pad);
}

.page-products .pp-tool.card--accent {
  background: var(--glass-blue);
  box-shadow: inset 3px 0 0 var(--blue);
}

.page-products .pp-tool .card__meta {
  margin: 0 0 .7rem;
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--green);
}

.page-products .pp-tool .card__title {
  margin: 0 0 .7rem;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  line-height: 1.4;
}

.page-products .pp-tool .card__text {
  margin: 0;
  color: var(--mist);
  font-size: .9rem;
  line-height: 1.85;
}

.page-products .pp-tools__media {
  margin-top: clamp(1.75rem, 4.5vw, 2.75rem);
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-tools__link {
  margin: 1.5rem 0 0;
}

/* ---------- 更新节奏 ---------- */

.page-products .pp-cadence .table th[scope="row"] {
  font-weight: 500;
  color: var(--white);
}

.page-products .pp-cadence__notes {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  padding-top: clamp(1.25rem, 3vw, 1.75rem);
  border-top: 1px solid var(--line);
}

.page-products .pp-cadence__notes p {
  margin: 0 0 .9rem;
  max-width: 66ch;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-cadence__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.4rem !important;
}

.page-products .pp-cadence__actions .btn {
  text-decoration: none;
}

/* ---------- 收尾 ---------- */

.page-products .pp-cta {
  padding-top: clamp(2rem, 6vw, 4rem);
}

.page-products .pp-cta__inner {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.75rem, 5vw, 3.5rem);
  background: linear-gradient(132deg, #39FF88 0%, #2ee0b0 52%, #00E5FF 100%);
  color: var(--ink);
}

.page-products .pp-cta__inner::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(11, 15, 18, .07) 0 1px, transparent 1px 74px);
  pointer-events: none;
}

.page-products .pp-cta__copy {
  position: relative;
  z-index: 1;
}

.page-products .pp-cta__eyebrow {
  margin: 0 0 .7rem;
  font-size: .7rem;
  letter-spacing: .14em;
  color: rgba(11, 15, 18, .7);
}

.page-products .pp-cta__title {
  margin: 0 0 .8rem;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(1.5rem, 4.4vw, 2.6rem);
  line-height: 1.18;
  color: var(--ink);
  max-width: 22ch;
}

.page-products .pp-cta__text {
  margin: 0;
  max-width: 52ch;
  font-size: .95rem;
  line-height: 1.8;
  color: rgba(11, 15, 18, .78);
}

.page-products .pp-cta__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin: 0;
}

.page-products .pp-cta__btn {
  display: inline-block;
  padding: .82rem 1.5rem;
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid rgba(11, 15, 18, .55);
  background: transparent;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.page-products .pp-cta__btn:hover,
.page-products .pp-cta__btn:focus-visible {
  background: rgba(11, 15, 18, .12);
}

.page-products .pp-cta__btn--solid {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--green);
}

.page-products .pp-cta__btn--solid:hover,
.page-products .pp-cta__btn--solid:focus-visible {
  background: var(--ink-2);
  color: var(--green);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .pp-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 960px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: center;
  }

  .page-products .pp-hero__visual {
    padding-top: 1rem;
  }

  .page-products .pp-nav4__body {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-products .pp-vpanel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
  }

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

  .page-products .pp-cta__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: center;
  }

  .page-products .pp-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1280px) {
  .page-products .pp-hero__title {
    max-width: 15ch;
  }

  .page-products .pp-vpanel__media {
    max-width: 380px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-map__node circle,
  .page-products .pp-map__node text,
  .page-products .pp-inlineLink,
  .page-products .tab,
  .page-products .pp-cta__btn {
    transition: none;
  }
}