.page-products {
  --pp-line: var(--paper-2);
  --pp-dark-line: rgba(243, 238, 228, .14);
  --pp-gap: clamp(16px, 2.6vw, 26px);
  --pp-pad: clamp(44px, 6vw, 92px);
  background: var(--paper);
  color: var(--ink);
}

.page-products img {
  max-width: 100%;
}

.page-products .pp-head {
  max-width: 68ch;
}

.page-products .pp-h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 50px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .pp-h2--dark {
  color: var(--paper);
}

.page-products .pp-lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-products .pp-lede--dark {
  color: var(--on-dark-soft);
}

.page-products .pp-lede a,
.page-products .pp-collection__foot a,
.page-products .pp-lineup__link a,
.page-products .pp-export__note a,
.page-products .pp-details__body a {
  color: var(--wine);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-products .pp-lede--dark a {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 4.5vw, 58px) 0 clamp(48px, 7vw, 96px);
  background: var(--ink);
  color: var(--on-dark);
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(243, 238, 228, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(243, 238, 228, .055) 1px, transparent 1px);
  background-size: 68px 68px;
  pointer-events: none;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -58%;
  width: 58%;
  padding-bottom: 58%;
  border-radius: 50%;
  border: 1px solid rgba(53, 214, 208, .22);
  box-shadow: 0 0 0 34px rgba(53, 214, 208, .05), 0 0 0 68px rgba(53, 214, 208, .03);
  pointer-events: none;
}

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

.page-products .pp-hero__crumb,
.page-products .pp-hero__crumb a,
.page-products .pp-hero__crumb li,
.page-products .pp-hero__crumb ol {
  color: var(--on-dark-soft);
}

.page-products .pp-hero__crumb {
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .pp-hero .pp-hero__idx {
  color: var(--cyan);
  font-size: 11px;
}

.page-products .pp-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(54px, 12vw, 132px);
  line-height: .92;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-products .pp-hero__title-sub {
  display: block;
  margin-top: clamp(16px, 2vw, 22px);
  font-family: var(--font-body);
  font-size: clamp(14px, 1.9vw, 19px);
  font-weight: 500;
  letter-spacing: .08em;
  line-height: 1.5;
  color: var(--cyan);
}

.page-products .pp-hero__lede {
  margin: clamp(24px, 3vw, 34px) 0 0;
  max-width: 60ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--on-dark-soft);
}

.page-products .pp-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 3.5vw, 38px);
}

.page-products .pp-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(36px, 5vw, 58px) 0 0;
  padding: 0;
  background: var(--pp-dark-line);
  border: 1px solid var(--pp-dark-line);
}

.page-products .pp-stat {
  background: var(--ink);
  padding: 18px 18px 20px;
}

.page-products .pp-stat dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--on-dark-faint);
}

.page-products .pp-stat dd {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  color: var(--paper);
}

/* ---------- 终端家族 ---------- */

.page-products .pp-clients {
  padding: var(--pp-pad) 0;
  background: var(--paper);
}

.page-products .pp-clients__figure {
  margin-top: clamp(28px, 4vw, 44px);
}

.page-products .pp-media {
  margin-left: 0;
  margin-right: 0;
}

.page-products .pp-clients__grid {
  display: grid;
  gap: var(--pp-gap);
  margin-top: clamp(24px, 3.5vw, 40px);
}

.page-products .pp-device {
  position: relative;
  padding: 26px 22px 30px;
  background: var(--cold);
  border: 1px solid var(--pp-line);
  border-top: 3px solid var(--wine);
}

.page-products .pp-device::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 22px;
  height: 22px;
  background: var(--paper);
  clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.page-products .pp-device--ios {
  border-top-color: var(--cyan-deep);
}

.page-products .pp-device--android {
  border-top-color: var(--amber);
}

.page-products .pp-device__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--idx);
}

.page-products .pp-device__name {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 24px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-products .pp-device__list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .pp-device__list li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-products .pp-device__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--wine-2);
}

/* ---------- 检索 ---------- */

.page-products .pp-search {
  padding: var(--pp-pad) 0;
  background: var(--paper);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-search__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

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

.page-products .pp-filter {
  margin-top: clamp(24px, 3vw, 34px);
  background: var(--cold);
  border: 1px solid var(--pp-line);
}

.page-products .pp-filter__row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 16px;
  border-bottom: 1px solid var(--pp-line);
}

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

.page-products .pp-filter__key {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--idx);
}

.page-products .pp-filter__val {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

.page-products .pp-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  background: var(--paper);
  border: 1px solid var(--pp-line);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .04em;
  color: var(--ink-2);
}

.page-products .pp-chip--on {
  background: var(--wine);
  border-color: var(--wine);
  color: var(--paper);
}

.page-products .pp-chip--dark {
  background: var(--ink-2);
  border-color: var(--pp-dark-line);
  color: var(--on-dark-soft);
}

.page-products .pp-chip--dark.pp-chip--on {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-products .pp-search__note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--cyan-deep);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--idx);
}

.page-products .pp-search__figure {
  margin-top: 4px;
}

/* ---------- 收藏与归档 ---------- */

.page-products .pp-collection {
  padding: var(--pp-pad) 0;
  background: var(--paper);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-collection__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(26px, 4vw, 42px);
}

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

.page-products .pp-card {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--cold);
  border: 1px solid var(--pp-line);
  border-left: 3px solid var(--paper-2);
  transition: border-left-color .22s var(--ease), transform .22s var(--ease);
}

.page-products .pp-card:hover,
.page-products .pp-card:focus-within {
  border-left-color: var(--amber);
  transform: translateX(3px);
}

.page-products .pp-card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--wine);
}

.page-products .pp-card__meta {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-products .pp-spec {
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-spec li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-line);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-2);
}

.page-products .pp-spec__v {
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--wine);
  white-space: nowrap;
}

.page-products .pp-collection__foot {
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--idx);
}

/* ---------- 轮次订阅 ---------- */

.page-products .pp-subscribe {
  position: relative;
  overflow: hidden;
  padding: var(--pp-pad) 0;
  background: var(--ink);
  color: var(--on-dark);
}

.page-products .pp-subscribe::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(243, 238, 228, .05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(243, 238, 228, .05) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

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

.page-products .pp-subscribe .index-label {
  color: var(--cyan);
}

.page-products .pp-subscribe__grid {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  margin-top: clamp(28px, 4vw, 46px);
}

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

.page-products .pp-push__item {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  background: var(--ink-2);
  border-left: 3px solid var(--cyan);
}

.page-products .pp-push__item--amber {
  border-left-color: var(--amber);
}

.page-products .pp-push__k {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-products .pp-push__v {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--on-dark-soft);
}

.page-products .pp-freq {
  padding: 22px 20px 24px;
  border: 1px solid var(--pp-dark-line);
}

.page-products .pp-freq__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--on-dark-faint);
}

.page-products .pp-freq__list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pp-freq__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--on-dark-faint);
}

/* ---------- 阵容核对 ---------- */

.page-products .pp-lineup {
  padding: var(--pp-pad) 0;
  background: var(--paper);
}

.page-products .pp-lineup__inner {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

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

.page-products .pp-check {
  margin: clamp(26px, 3.4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pp-check__item {
  padding: 16px 18px 18px;
  background: var(--cold);
  border: 1px solid var(--pp-line);
  border-left: 3px solid var(--amber);
}

.page-products .pp-check__item p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-products .pp-lineup__link {
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--idx);
}

/* ---------- 导出 ------------------ */

.page-products .pp-export {
  padding: var(--pp-pad) 0;
  background: var(--paper);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-export__grid {
  display: grid;
  gap: var(--pp-gap);
  margin-top: clamp(26px, 3.6vw, 40px);
}

.page-products .pp-fmt {
  padding: 26px 24px 28px;
  background: var(--cold);
  border: 1px solid var(--pp-line);
  border-top: 3px solid var(--wine);
}

.page-products .pp-fmt--alt {
  border-top-color: var(--cyan-deep);
}

.page-products .pp-fmt__ext {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--wine);
}

.page-products .pp-fmt--alt .pp-fmt__ext {
  color: var(--cyan-deep);
}

.page-products .pp-fmt__name {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-products .pp-fmt p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-products .pp-fmt__list {
  margin: 18px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--pp-line);
  display: grid;
  gap: 9px;
}

.page-products .pp-fmt__list li {
  position: relative;
  padding-left: 15px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--idx);
}

.page-products .pp-fmt__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .76em;
  width: 7px;
  height: 1px;
  background: var(--idx);
}

.page-products .pp-export__figure {
  margin-top: clamp(26px, 3.6vw, 40px);
}

.page-products .pp-export__note {
  margin: 24px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--idx);
}

/* ---------- 适配与版本 ---------- */

.page-products .pp-versions {
  padding: var(--pp-pad) 0;
  background: var(--paper-2);
}

.page-products .pp-versions__strip {
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: rgba(20, 22, 26, .16);
  border: 1px solid rgba(20, 22, 26, .16);
}

.page-products .pp-ver {
  display: grid;
  gap: 10px;
  padding: 20px 20px 22px;
  background: var(--paper);
}

.page-products .pp-ver__k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--idx);
}

.page-products .pp-ver__v {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink);
}

.page-products .pp-details {
  margin-top: clamp(22px, 3vw, 30px);
  border-top: 1px solid rgba(20, 22, 26, .18);
}

.page-products .pp-details__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 2px;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  list-style: none;
}

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

.page-products .pp-details__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-products .pp-details__mark::before,
.page-products .pp-details__mark::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 1px;
  background: var(--wine);
  transition: transform .22s var(--ease);
}

.page-products .pp-details__mark::after {
  transform: rotate(90deg);
}

.page-products .pp-details[open] .pp-details__mark::after {
  transform: rotate(0deg);
}

.page-products .pp-details__body {
  padding: 2px 2px 20px;
  border-bottom: 1px solid rgba(20, 22, 26, .12);
}

.page-products .pp-details__body p {
  margin: 0 0 12px;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-2);
}

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

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-products .pp-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-filter__row {
    grid-template-columns: 84px minmax(0, 1fr);
    padding: 14px 20px;
  }

  .page-products .pp-freq {
    padding: 26px 24px 28px;
  }
}

@media (min-width: 860px) {
  .page-products .pp-clients__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .pp-clients__grid > .pp-device:nth-child(2) {
    margin-top: 30px;
  }

  .page-products .pp-clients__grid > .pp-device:nth-child(3) {
    margin-top: 60px;
  }

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

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

@media (min-width: 900px) {
  .page-products .pp-search__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

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

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

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

@media (min-width: 1100px) {
  .page-products .pp-search__figure {
    margin-top: 12px;
  }

  .page-products .pp-device {
    padding: 30px 26px 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-card,
  .page-products .pp-details__mark::before,
  .page-products .pp-details__mark::after {
    transition: none;
  }

  .page-products .pp-card:hover,
  .page-products .pp-card:focus-within {
    transform: none;
  }
}