.page-products {
  --pp-gap: clamp(22px, 3vw, 44px);
  --pp-panel: var(--ink-deep);
  --pp-radius: var(--r-lg);
}

.page-products .pp-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(34px, 6.4vw, 78px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 20ch;
}

.page-products .pp-hero__intro {
  display: grid;
  gap: 20px;
  margin-top: clamp(16px, 2.4vw, 26px);
}

.page-products .pp-hero__intro .lead {
  max-width: 62ch;
}

.page-products .pp-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-products .pp-quick__item {
  border-top: 1px solid var(--line);
  padding-top: 12px;
  display: grid;
  gap: 4px;
}

.page-products .pp-quick__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

.page-products .pp-quick__num em {
  font-style: normal;
  font-size: 0.44em;
  margin-left: 3px;
  color: var(--muted);
  font-weight: 400;
}

.page-products .pp-quick__label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

/* 首屏拼贴 */
.page-products .pp-collage {
  display: grid;
  gap: var(--pp-gap);
  margin-top: clamp(28px, 4vw, 52px);
}

.page-products .pp-rail {
  background: var(--graphite);
  border: 1px solid var(--line-soft);
  border-radius: var(--pp-radius);
  padding: clamp(20px, 2.4vw, 28px);
}

.page-products .pp-rail__idx {
  color: var(--orange);
}

.page-products .pp-rail__title {
  margin: 8px 0 16px;
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 500;
  line-height: 1.3;
  color: var(--paper);
}

.page-products .pp-ver-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-products .pp-ver {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-ver:last-child {
  border-bottom: 0;
}

.page-products .pp-ver__name {
  font-size: 15px;
  color: var(--paper);
}

.page-products .pp-ver__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  color: var(--cyan);
}

.page-products .pp-rail__note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

/* 路径板 */
.page-products .pp-board {
  background: linear-gradient(180deg, var(--ink-deep), var(--ink) 78%);
  border: 1px solid var(--line-soft);
  border-radius: var(--pp-radius);
  padding: clamp(18px, 2.4vw, 30px);
}

.page-products .pp-board__head {
  display: grid;
  gap: 6px;
  margin-bottom: 20px;
}

.page-products .pp-board__title {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 500;
  line-height: 1.25;
  color: var(--paper);
}

.page-products .pp-board__sub {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: ppstep;
}

.page-products .pp-step__box {
  height: 100%;
  background: var(--graphite);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  padding: 12px 14px;
  transition: border-color 150ms var(--ease), background 150ms var(--ease);
}

.page-products .pp-step__box:hover {
  border-color: var(--cyan);
}

.page-products .pp-step__box[open] {
  background: var(--cyan-soft);
  border-color: var(--cyan);
}

.page-products .pp-step__sum {
  list-style: none;
  cursor: pointer;
  display: grid;
  gap: 6px;
  outline-offset: 3px;
}

.page-products .pp-step__sum::-webkit-details-marker {
  display: none;
}

.page-products .pp-step__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-products .pp-step__name {
  font-size: 15px;
  font-weight: 500;
  color: var(--paper);
  line-height: 1.35;
}

.page-products .pp-step__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.page-products .pp-step__desc {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* 通栏图带 */
.page-products .pp-band {
  margin: clamp(30px, 5vw, 64px) 0 0;
  position: relative;
}

.page-products .pp-band img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--pp-radius);
  object-fit: cover;
}

.page-products .pp-band .media__cap {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--muted);
}

.page-products .pp-figure {
  margin: 0;
  border-radius: var(--pp-radius);
  overflow: hidden;
}

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

.page-products .pp-figure .media__cap {
  padding: 10px 14px 12px;
  font-size: 12.5px;
  color: var(--muted);
}

/* 章节通用 */
.page-products .pp-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-table {
  width: 100%;
  min-width: 640px;
  border-radius: var(--r-md);
}

.page-products .pp-table__cap {
  caption-side: top;
  text-align: left;
  padding: 0 0 12px;
  font-size: 12.5px;
  color: var(--muted);
}

.page-products .pp-chipbar {
  margin-bottom: 16px;
}

/* 三端家族 */
.page-products .pp-family {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-family__table {
  min-width: 0;
}

.page-products .pp-family__figure {
  background: var(--ink-deep);
  border: 1px solid var(--line-soft);
}

/* 注册 */
.page-products .pp-register {
  display: grid;
  gap: var(--pp-gap);
}

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

.page-products .pp-reg {
  position: relative;
  padding: 18px 0 18px 22px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-reg::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .pp-reg:last-child {
  border-bottom: 0;
}

.page-products .pp-reg__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-products .pp-reg__title {
  margin: 6px 0 8px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  color: var(--paper);
}

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

.page-products .pp-register__hint {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-left: 2px solid var(--cyan);
  background: var(--graphite);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-products .pp-register__figure {
  background: var(--ink-deep);
  border: 1px solid var(--line-soft);
}

/* 同步 */
.page-products .pp-sync {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .pp-sync__lead {
  margin-top: 0;
  max-width: 54ch;
}

.page-products .pp-sync__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
}

.page-products .pp-sync__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-sync__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .pp-sync__v {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .pp-sync__figure {
  background: var(--graphite);
  border: 1px solid var(--line-soft);
}

.page-products .pp-trouble {
  margin-top: clamp(28px, 4vw, 48px);
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px dashed var(--line);
  border-radius: var(--pp-radius);
}

.page-products .pp-trouble__idx {
  color: var(--orange);
}

.page-products .pp-trouble__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pp-trouble__item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-trouble__n {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  padding-top: 4px;
}

/* 清单场景 */
.page-products .pp-scenes {
  display: grid;
  gap: 14px;
}

.page-products .pp-scene {
  display: grid;
  gap: 14px;
  padding: clamp(18px, 2.2vw, 26px);
  border: 1px solid var(--line-soft);
  border-radius: var(--pp-radius);
  background: var(--ink-deep);
  transition: border-color 150ms var(--ease), background 150ms var(--ease);
}

.page-products .pp-scene:hover {
  border-color: var(--cyan);
  background: var(--graphite);
}

.page-products .pp-scene__no {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--line);
}

.page-products .pp-scene--a .pp-scene__no {
  color: var(--cyan);
}

.page-products .pp-scene__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 500;
  line-height: 1.35;
  color: var(--paper);
}

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

.page-products .pp-scene__metric {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 700;
  color: var(--orange);
  justify-self: start;
}

.page-products .pp-scene__metric em {
  font-style: normal;
  font-size: 0.42em;
  margin-left: 4px;
  color: var(--muted);
  font-weight: 400;
}

/* 安装要求 */
.page-products .pp-table--req th[scope="row"] {
  white-space: nowrap;
}

.page-products .pp-req__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 78ch;
}

/* 更新节奏 */
.page-products .pp-log {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-timeline {
  display: grid;
  gap: 18px;
}

.page-products .pp-tl {
  border-top: 2px solid var(--line);
  padding-top: 14px;
}

.page-products .pp-tl--now {
  border-top-color: var(--cyan);
}

.page-products .pp-tl__year {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .pp-tl__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 500;
  color: var(--paper);
}

.page-products .pp-tl__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-log__figure {
  background: var(--graphite);
  border: 1px solid var(--line-soft);
}

.page-products .pp-log__foot {
  margin-top: clamp(24px, 3.4vw, 40px);
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: 18px;
}

.page-products .pp-log__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper);
  max-width: 74ch;
}

.page-products .pp-log__links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 720px) {
  .page-products .pp-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pp-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }

  .page-products .pp-scene {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    align-items: start;
  }

  .page-products .pp-scene__metric {
    justify-self: end;
    text-align: right;
  }
}

@media (min-width: 960px) {
  .page-products .pp-collage {
    grid-template-columns: 3fr 9fr;
    align-items: stretch;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .pp-family {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: stretch;
  }

  .page-products .pp-register {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-products .pp-sync {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }

  .page-products .pp-scene--b {
    margin-left: clamp(0px, 4vw, 52px);
  }

  .page-products .pp-scene--c {
    margin-left: clamp(0px, 8vw, 104px);
  }

  .page-products .pp-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-log {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-products .pp-log__figure img {
    max-height: 340px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-step__box,
  .page-products .pp-scene {
    transition: none;
  }
}