.page-products {
  --pp-cut: 20px;
  --pp-card-dark: #1B2450;
  --pp-line-light: rgba(11, 18, 48, 0.14);
  --pp-line-dark: rgba(247, 242, 232, 0.16);
  --pp-muted: #4A5468;
  --pp-paper: #F7F2E8;
}

.page-products .pp-crumbs {
  padding-block: 14px 4px;
}

.page-products #compare,
.page-products #frequent,
.page-products #device,
.page-products #migrate {
  scroll-margin-top: 92px;
}

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  padding-block: clamp(22px, 3.4vw, 44px) clamp(44px, 6vw, 88px);
}

.page-products .pp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 44px);
  align-items: start;
}

.page-products .pp-hero__copy .eyebrow {
  color: var(--orange-soft);
}

.page-products .pp-hero__lead {
  max-width: 46ch;
  margin-top: 14px;
  color: rgba(247, 242, 232, 0.82);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .pp-mini-steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 0 16px;
  border-left: 2px solid var(--orange);
  display: grid;
  gap: 10px;
}

.page-products .pp-mini-steps li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(247, 242, 232, 0.8);
}

.page-products .pp-mini-steps__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: none;
}

.page-products .pp-hero__trust {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 242, 232, 0.56);
  max-width: 48ch;
}

/* ---------- 首屏 Bento 面板 ---------- */

.page-products .pp-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(10px, 1.4vw, 16px);
}

.page-products .pp-card {
  position: relative;
  background: var(--pp-card-dark);
  border: 1px solid var(--pp-line-dark);
  clip-path: polygon(0 0, calc(100% - var(--pp-cut)) 0, 100% var(--pp-cut), 100% 100%, 0 100%);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-products .pp-card:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
}

.page-products .pp-board__main {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding: 0;
  overflow: hidden;
}

.page-products .pp-board__figure {
  margin: 0;
  background: var(--ink-800);
}

.page-products .pp-board__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-products .pp-board__body {
  padding: clamp(16px, 2vw, 24px);
  display: grid;
  gap: 10px;
  align-content: center;
}

.page-products .pp-board__title {
  margin: 0;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pp-board__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(247, 242, 232, 0.72);
}

.page-products .pp-board__cell {
  padding: clamp(14px, 1.8vw, 20px);
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-products .pp-cell__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-products .pp-board__cell:nth-child(3) .pp-cell__num {
  color: var(--celadon);
}

.page-products .pp-board__cell:nth-child(4) .pp-cell__num {
  color: var(--orange-soft);
}

.page-products .pp-cell__title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .pp-board__cell p {
  margin: 0;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(247, 242, 232, 0.62);
}

/* ---------- 旧版对照 ---------- */

.page-products .pp-compare__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 32px);
  align-items: start;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pp-switch {
  position: relative;
  background: var(--ink-950);
  border: 1px solid rgba(247, 242, 232, 0.14);
  padding: clamp(16px, 2vw, 24px);
}

.page-products .pp-switch__input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
  pointer-events: none;
}

.page-products .pp-switch__tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .pp-switch__tab {
  flex: 1 1 0;
  min-width: 0;
  text-align: center;
  padding: 10px 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(247, 242, 232, 0.7);
  border: 1px solid rgba(247, 242, 232, 0.22);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-products .pp-switch__tab:hover {
  border-color: var(--orange);
  color: var(--paper);
}

.page-products #pp-view-old:checked ~ .pp-switch__tabs label[for="pp-view-old"],
.page-products #pp-view-new:checked ~ .pp-switch__tabs label[for="pp-view-new"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--black);
  font-weight: 700;
}

.page-products #pp-view-old:focus-visible ~ .pp-switch__tabs label[for="pp-view-old"],
.page-products #pp-view-new:focus-visible ~ .pp-switch__tabs label[for="pp-view-new"] {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.page-products .pp-switch__pane {
  display: none;
}

.page-products #pp-view-old:checked ~ .pp-switch__panes .pp-switch__pane--old,
.page-products #pp-view-new:checked ~ .pp-switch__panes .pp-switch__pane--new {
  display: block;
}

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

.page-products .pp-pane-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(247, 242, 232, 0.16);
  font-size: 14px;
  line-height: 1.6;
}

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

.page-products .pp-pane-list__from {
  color: rgba(247, 242, 232, 0.68);
}

.page-products .pp-pane-list__arrow {
  display: none;
  color: var(--orange);
  font-family: var(--font-mono);
}

.page-products .pp-pane-list__to {
  color: var(--paper);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.page-products .pp-switch__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 242, 232, 0.56);
}

.page-products .pp-switch__foot .link-underline {
  color: var(--celadon-lift);
}

.page-products .pp-compare__figure,
.page-products .pp-freq__figure,
.page-products .pp-device__figure,
.page-products .pp-spec__figure {
  margin: 0;
  border: 1px solid var(--pp-line-light);
  background: var(--ink-950);
  overflow: hidden;
}

.page-products .pp-compare__figure img,
.page-products .pp-freq__figure img,
.page-products .pp-device__figure img,
.page-products .pp-spec__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-figure-cap {
  display: block;
  padding: 10px 14px;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(247, 242, 232, 0.72);
  background: rgba(247, 242, 232, 0.06);
  border-top: 1px solid rgba(247, 242, 232, 0.12);
}

/* ---------- 常用人群 ---------- */

.page-products .pp-freq__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 32px);
  align-items: center;
}

.page-products .pp-freq__head .eyebrow {
  color: var(--celadon-deep);
}

.page-products .pp-freq__list {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-products .pp-freq__item {
  background: #FFFFFF;
  border: 1px solid var(--pp-line-light);
  border-left: 3px solid var(--celadon);
  padding: 14px 16px;
  display: grid;
  gap: 5px;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-products .pp-freq__item:hover {
  border-color: var(--celadon-deep);
  transform: translateY(-2px);
}

.page-products .pp-freq__item--recent {
  border-left-color: var(--orange);
  background: #FFF6F1;
}

.page-products .pp-freq__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-950);
}

.page-products .pp-freq__badge {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  background: var(--orange);
  color: var(--black);
  font-weight: 700;
}

.page-products .pp-freq__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.68;
  color: var(--pp-muted);
}

/* ---------- 设备切换 ---------- */

.page-products .pp-device__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 32px);
  align-items: center;
}

.page-products .pp-device__copy .eyebrow {
  color: var(--celadon-lift);
}

.page-products .pp-device__copy p {
  margin: 14px 0 22px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(247, 242, 232, 0.8);
  max-width: 48ch;
}

.page-products .pp-flow {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .pp-flow__details {
  height: 100%;
  background: rgba(247, 242, 232, 0.05);
  border: 1px solid rgba(247, 242, 232, 0.18);
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-products .pp-flow__details:hover {
  border-color: var(--orange);
}

.page-products .pp-flow__details[open] {
  border-color: var(--orange);
  background: rgba(255, 107, 44, 0.09);
}

.page-products .pp-flow__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

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

.page-products .pp-flow__summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: -3px;
}

.page-products .pp-flow__label {
  min-width: 0;
  overflow-wrap: anywhere;
}

.page-products .pp-flow__body {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(247, 242, 232, 0.7);
}

/* ---------- 适用场景 ---------- */

.page-products .pp-fit__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 18px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pp-fit__card {
  background: #FFFFFF;
  border: 1px solid var(--pp-line-light);
  border-top: 3px solid var(--ink-800);
  padding: 20px;
  display: grid;
  gap: 8px;
  align-content: start;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-products .pp-fit__card:hover {
  border-top-color: var(--orange);
  transform: translateY(-2px);
}

.page-products .pp-fit__who {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--celadon-deep);
  text-transform: uppercase;
}

.page-products .pp-fit__title {
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
  color: var(--ink-950);
}

.page-products .pp-fit__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pp-muted);
}

/* ---------- 开通与迁移 ---------- */

.page-products .pp-migrate__list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 18px);
}

.page-products .pp-migrate__item {
  background: #FFFFFF;
  border: 1px solid var(--pp-line-light);
  padding: 20px;
  display: grid;
  gap: 8px;
  align-content: start;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-products .pp-migrate__item:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
}

.page-products .pp-migrate__title {
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
  color: var(--ink-950);
}

.page-products .pp-migrate__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pp-muted);
}

/* ---------- 使用条件 ---------- */

.page-products .pp-spec__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 2.6vw, 34px);
  align-items: start;
}

.page-products .pp-spec__dl {
  margin: clamp(16px, 2vw, 24px) 0 0;
  display: grid;
  gap: 0;
}

.page-products .pp-spec__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-line-light);
}

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

.page-products .pp-spec__dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--celadon-deep);
}

.page-products .pp-spec__dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-950);
}

.page-products .pp-spec__dd .link-underline {
  color: var(--celadon-deep);
  font-weight: 600;
}

/* ---------- 收尾咨询 ---------- */

.page-products .pp-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 32px);
  align-items: center;
}

.page-products .pp-cta__text {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(247, 242, 232, 0.78);
  max-width: 56ch;
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-products .pp-pane-list li {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.3fr);
    gap: 12px;
    align-items: baseline;
  }

  .page-products .pp-pane-list__arrow {
    display: inline;
  }

  .page-products .pp-spec__row {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 620px) {
  .page-products .pp-board {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .pp-board__main {
    grid-column: span 6;
  }

  .page-products .pp-board__cell {
    grid-column: span 2;
  }

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

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

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

@media (min-width: 720px) {
  .page-products .pp-board__main {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-products .pp-board__figure img {
    aspect-ratio: auto;
    height: 100%;
  }
}

@media (min-width: 780px) {
  .page-products .pp-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pp-freq__top {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

@media (min-width: 960px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(28px, 3.4vw, 48px);
  }

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

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

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

  .page-products .pp-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

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

@media (min-width: 1024px) {
  .page-products .pp-freq__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .pp-fit__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-card,
  .page-products .pp-switch__tab,
  .page-products .pp-freq__item,
  .page-products .pp-fit__card,
  .page-products .pp-migrate__item,
  .page-products .pp-flow__details {
    transition: none;
  }

  .page-products .pp-card:hover,
  .page-products .pp-freq__item:hover,
  .page-products .pp-fit__card:hover,
  .page-products .pp-migrate__item:hover {
    transform: none;
  }
}
<<<END>>>