.page-products {
  --pp-gap: 20px;
  --pp-r: 24px;
  --pp-line: rgba(244, 247, 251, 0.12);
  --pp-line-soft: rgba(143, 163, 196, 0.22);
  --pp-tintcy: rgba(34, 211, 238, 0.10);
  --pp-tintor: rgba(255, 107, 44, 0.12);
  padding-bottom: 72px;
}

/* ---------- 面包屑 ---------- */
.page-products .pp-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 6px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--steel);
}

.page-products .pp-crumb a {
  color: var(--cyan);
  text-decoration: none;
}

.page-products .pp-crumb a:hover,
.page-products .pp-crumb a:focus-visible {
  text-decoration: underline;
}

.page-products .pp-crumb span[aria-current="page"] {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: 22px 0 40px;
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-hero::before {
  content: "";
  display: block;
  width: 96px;
  height: 8px;
  margin-bottom: 26px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan) 0%, var(--orange) 100%);
}

.page-products .pp-hero__tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 14px;
  border: 1px solid var(--cyan-line);
  border-radius: var(--r-pill);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-products .pp-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 8.4vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 17ch;
}

.page-products .pp-hero__lede {
  margin: 0 0 26px;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-hero__strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-hero__strip li {
  padding: 7px 14px;
  border-radius: var(--r-pill);
  background: var(--ink-800);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-products .pp-hero__strip li:last-child {
  background: var(--pp-tintor);
  color: var(--orange);
}

/* ---------- 章节骨架 ---------- */
.page-products .pp-sec {
  padding: 56px 0 8px;
}

.page-products .pp-sec--alt {
  position: relative;
  margin-top: 40px;
  padding: 48px 20px 32px;
  margin-left: -20px;
  margin-right: -20px;
  border-radius: var(--r-xl);
  background: linear-gradient(160deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.page-products .pp-sec__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.page-products .pp-sec__no {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 34px;
  padding: 0 10px;
  border-radius: 10px 10px 10px 2px;
  background: var(--orange);
  color: var(--ink-950);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-products .pp-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 5.2vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pp-sec__lede {
  margin: 0 0 30px;
  max-width: 62ch;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-sec__lede a,
.page-products .pp-inline-link a,
.page-products .pp-cta__txt a,
.page-products .pp-ver__note a,
.page-products .accordion__panel a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-line);
}

.page-products .pp-sec__lede a:hover,
.page-products .pp-inline-link a:hover,
.page-products .pp-cta__txt a:hover,
.page-products .accordion__panel a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 图片 ---------- */
.page-products .pp-fig {
  margin: 0 0 30px;
  border-radius: var(--r);
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--pp-line);
}

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

.page-products .pp-fig--wide img {
  aspect-ratio: 1400 / 720;
}

.page-products .pp-fig--4x3 img {
  aspect-ratio: 1000 / 750;
}

.page-products .pp-fig--tall img {
  aspect-ratio: 800 / 1200;
}

.page-products .pp-fig__cap {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--steel);
  border-top: 1px solid var(--pp-line);
}

/* ---------- 场景卡片 ---------- */
.page-products .pp-scene {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-scene__card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--r);
  background: var(--ink-800);
  border: 1px solid var(--pp-line);
  border-left: 4px solid var(--cyan);
}

.page-products .pp-scene__card:nth-child(2) {
  border-left-color: var(--orange);
}

.page-products .pp-scene__card:nth-child(3) {
  border-left-color: var(--cyan);
}

.page-products .pp-scene__card:nth-child(4) {
  border-left-color: var(--orange);
}

.page-products .pp-scene__idx {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-products .pp-scene__name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .pp-scene__pick {
  margin: 0 0 12px;
  display: inline-block;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: var(--pp-tintcy);
  color: var(--cyan);
  font-size: 13px;
}

.page-products .pp-scene__body {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 手机版：图文 + 步骤条 ---------- */
.page-products .pp-mobile {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-products .pp-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .pp-flow__item {
  position: relative;
  display: flex;
  gap: 16px;
  padding: 0 0 26px 0;
}

.page-products .pp-flow__item:last-child {
  padding-bottom: 0;
}

.page-products .pp-flow__item::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 38px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--orange) 0%, rgba(255, 107, 44, 0.08) 100%);
}

.page-products .pp-flow__item:last-child::before {
  display: none;
}

.page-products .pp-flow__no {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--ink-800);
  border: 2px solid var(--orange);
  color: var(--orange);
  font-size: 13px;
  font-weight: 700;
}

.page-products .pp-flow__txt {
  padding-top: 4px;
}

.page-products .pp-flow__t {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.03rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .pp-flow__txt p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-flow--wide .pp-flow__item {
  padding-bottom: 30px;
}

/* ---------- 设备切换 ---------- */
.page-products .pp-device {
  margin-bottom: 26px;
  padding: 18px 16px 20px;
  border-radius: var(--r);
  background: rgba(11, 22, 51, 0.6);
  border: 1px solid var(--pp-line);
}

.page-products .pp-device__bar {
  display: flex;
  gap: 6px;
  padding: 5px;
  margin-bottom: 20px;
  border-radius: var(--r-pill);
  background: var(--ink-950);
  border: 1px solid var(--pp-line);
}

.page-products .pp-device__btn {
  flex: 1 1 0;
  padding: 9px 6px;
  border: 0;
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--steel);
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-products .pp-device__btn[aria-selected="true"] {
  background: var(--cyan);
  color: var(--ink-950);
  font-weight: 700;
}

.page-products .pp-device__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pp-device__h {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.04rem;
  color: var(--paper);
}

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

.page-products .pp-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 12px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-list li:last-child {
  margin-bottom: 0;
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .pp-inline-link {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 版本对照表 ---------- */
.page-products .pp-ver {
  margin-bottom: 26px;
  border-radius: var(--r);
  border: 1px solid var(--pp-line);
  background: var(--ink-900);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-ver__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-products .pp-ver__cap {
  padding: 16px 18px 12px;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.98rem;
  color: var(--paper);
}

.page-products .pp-ver__table thead th {
  padding: 12px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
  border-bottom: 1px solid var(--pp-line-soft);
  background: rgba(34, 211, 238, 0.05);
}

.page-products .pp-ver__table tbody th {
  padding: 16px 18px;
  text-align: left;
  vertical-align: top;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--cyan);
  white-space: nowrap;
}

.page-products .pp-ver__table tbody td {
  padding: 16px 18px;
  vertical-align: top;
  line-height: 1.75;
  color: var(--steel);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-ver__table tbody td:nth-child(2) {
  background: rgba(61, 240, 138, 0.05);
}

.page-products .pp-ver__table tbody td:nth-child(3) {
  color: rgba(143, 163, 196, 0.72);
}

.page-products .pp-tag {
  display: inline-block;
  margin-right: 8px;
  padding: 3px 9px;
  border-radius: var(--r-pill);
  font-size: 11px;
  letter-spacing: 0.08em;
  vertical-align: 1px;
}

.page-products .pp-tag--new {
  background: rgba(61, 240, 138, 0.16);
  color: var(--green);
}

.page-products .pp-tag--old {
  background: rgba(255, 197, 61, 0.16);
  color: var(--amber);
}

.page-products .pp-ver__note {
  padding: 22px 20px;
  border-radius: var(--r);
  background: var(--pp-tintor);
  border-left: 4px solid var(--orange);
}

.page-products .pp-ver__note-h {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.04rem;
  color: var(--paper);
}

.page-products .pp-ver__note p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 一致性卡片 ---------- */
.page-products .pp-grid2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-bottom: 34px;
}

.page-products .pp-card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--r);
  background: var(--ink-950);
  border: 1px solid var(--pp-line);
}

.page-products .pp-card__no {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-products .pp-card__h {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .pp-card p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 折叠面板 ---------- */
.page-products .pp-acc {
  margin-bottom: 34px;
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-acc .accordion__item {
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-acc .accordion__item > h3 {
  margin: 0;
}

.page-products .pp-acc .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 4px;
  border: 0;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-products .pp-acc .accordion__trigger .mono {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.page-products .pp-acc .accordion__trigger > span:nth-child(2) {
  flex: 1 1 auto;
}

.page-products .pp-acc .accordion__sign {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--cyan-line);
  color: var(--cyan);
  font-size: 15px;
  line-height: 1;
}

.page-products .pp-acc .accordion__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 8px;
}

.page-products .pp-acc .accordion__panel {
  padding: 0 4px 20px 44px;
}

.page-products .pp-acc .accordion__panel p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 收尾 ---------- */
.page-products .pp-cta {
  padding: 26px 20px;
  border-radius: var(--r);
  background: var(--ink-950);
  border: 1px solid var(--cyan-line);
}

.page-products .pp-cta__txt {
  margin: 0 0 18px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-cta__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 滚动显现 ---------- */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-products [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-products {
    --pp-gap: 24px;
  }

  .page-products .pp-sec--alt {
    padding: 56px 34px 44px;
    margin-left: -34px;
    margin-right: -34px;
  }

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

  .page-products .pp-mobile {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 34px;
    align-items: start;
  }

  .page-products .pp-fig--tall {
    position: sticky;
    top: 96px;
    margin-bottom: 0;
  }

  .page-products .pp-grid2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-scene__card:nth-child(2) {
    transform: translateY(22px);
  }

  .page-products .pp-scene__card:nth-child(4) {
    transform: translateY(22px);
  }

  .page-products .pp-device {
    padding: 24px 26px 26px;
  }

  .page-products .pp-ver__note {
    padding: 26px 28px;
  }

  .page-products .pp-cta {
    padding: 30px 32px;
  }

  .page-products .pp-acc .accordion__panel {
    padding-left: 58px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-products .pp-hero {
    padding: 34px 0 56px;
  }

  .page-products .pp-hero__title {
    max-width: 20ch;
  }

  .page-products .pp-sec {
    padding: 72px 0 10px;
  }

  .page-products .pp-sec__title {
    font-size: 2rem;
  }

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

  .page-products .pp-mobile {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 48px;
  }

  .page-products .pp-flow__item {
    padding-bottom: 32px;
  }

  .page-products .pp-grid2 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pp-card {
    padding: 24px 20px 26px;
  }

  .page-products .pp-scene__card:nth-child(2),
  .page-products .pp-scene__card:nth-child(4) {
    transform: translateY(30px);
  }

  .page-products .pp-ver__table tbody th {
    padding-left: 24px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal],
  .page-products [data-reveal].is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-products .pp-device__btn,
  .page-products .pp-scene__card {
    transition: none;
  }
}
<<<END>>>

.page-products {
  --r: 10px;
}