.page-products {
  background-color: var(--ink);
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: center top;
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-products .pr-crumb {
  padding-top: calc(var(--bar-h) + 1.75rem);
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
}

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

.page-products .breadcrumb a:hover {
  color: var(--mint);
}

.page-products .breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--slate);
}

/* ---------- 首屏 ---------- */

.page-products .pr-hero {
  padding: 1.75rem 0 clamp(3rem, 8vw, 5.5rem);
}

.page-products .pr-hero__frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 140% at 88% 0%, rgba(47, 227, 200, 0.08), transparent 60%),
    linear-gradient(158deg, rgba(17, 21, 24, 0.94), rgba(11, 30, 26, 0.72));
  padding: clamp(1.75rem, 4vw, 3.25rem);
  overflow: hidden;
}

.page-products .pr-hero__frame::before,
.page-products .pr-hero__frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 12px;
  background-image: repeating-linear-gradient(to right, var(--line) 0 1px, transparent 1px 18px);
  pointer-events: none;
}

.page-products .pr-hero__frame::before { top: 0; }
.page-products .pr-hero__frame::after { bottom: 0; }

.page-products .pr-hero__grid {
  display: grid;
  gap: 2.25rem;
}

.page-products .pr-hero h1 {
  margin: 0.85rem 0 1rem;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(1.75rem, 5.4vw, 3.15rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-products .pr-hero .lede {
  color: var(--gray);
  max-width: 42ch;
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.page-products .pr-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 2rem 0 0;
  padding: 1px;
  list-style: none;
  background: var(--line-soft);
  border-radius: var(--radius);
}

.page-products .pr-facts li {
  background: var(--char);
  padding: 0.9rem 1rem;
}

.page-products .pr-facts b {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.1;
  color: var(--cyan);
}

.page-products .pr-facts span {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  color: var(--gray);
}

.page-products .pr-stack {
  display: grid;
  gap: 0.75rem;
  align-content: center;
}

.page-products .pr-stack__card {
  position: relative;
  background: var(--char);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  box-shadow: var(--shadow);
}

.page-products .pr-stack__card:nth-child(2) {
  border-left-color: var(--mint);
  margin-left: 1.25rem;
}

.page-products .pr-stack__card:nth-child(3) {
  border-left-color: var(--orange);
  margin-left: 2.5rem;
}

.page-products .pr-stack__k {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-products .pr-stack__v {
  margin: 0.4rem 0 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.5;
}

.page-products .pr-stack__m {
  margin: 0.4rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--gray);
}

/* ---------- 专区目录 ---------- */

.page-products .pr-catalog__grid {
  display: grid;
  gap: 2rem;
}

.page-products .pr-cat__item {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(17, 21, 24, 0.72);
  margin-bottom: 0.625rem;
}

.page-products .pr-cat__item[open] {
  border-color: var(--line);
}

.page-products .pr-cat__item summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.875rem;
  padding: 0.9rem 1.1rem;
  cursor: pointer;
  list-style: none;
}

.page-products .pr-cat__item summary::-webkit-details-marker { display: none; }

.page-products .pr-cat__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-products .pr-cat__item[open] summary::after { content: "–"; }

.page-products .pr-cat__name {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--white);
}

.page-products .pr-cat__meta {
  font-size: 0.8125rem;
  color: var(--gray);
}

.page-products .pr-cat__rounds {
  margin: 0;
  padding: 0.25rem 1.1rem 1rem 1.35rem;
  list-style: none;
  border-left: 1px solid var(--line);
  margin-left: 1.1rem;
}

.page-products .pr-cat__rounds li {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.45rem 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--gray);
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .pr-cat__rounds li:last-child { border-bottom: 0; }

.page-products .pr-cat__r {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 0.8125rem;
}

.page-products .pr-catalog__hint {
  margin: 1.25rem 0 0;
  font-size: 0.8125rem;
  color: var(--gray);
}

.page-products .pr-catalog__figure img,
.page-products .pr-archive__figure img,
.page-products .pr-price__figure img,
.page-products .pr-metrics__figure img,
.page-products .pr-ios__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--deep);
}

.page-products .media-frame__cap {
  display: block;
  padding: 0.7rem 0.9rem;
  font-size: 0.8125rem;
  color: var(--gray);
  background: var(--char);
}

.page-products .pr-catalog__note {
  margin-top: 2rem;
}

/* ---------- 归档体量 ---------- */

.page-products .pr-archive {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  background: linear-gradient(180deg, transparent, rgba(28, 58, 51, 0.42), transparent);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pr-archive__grid {
  display: grid;
  gap: 1.75rem;
}

.page-products .pr-archive__body .section-title {
  margin-bottom: 0.9rem;
}

.page-products .pr-archive__body p {
  color: var(--gray);
  max-width: 52ch;
}

/* ---------- iOS 集锦 ---------- */

.page-products .pr-ios__grid {
  display: grid;
  gap: 2.25rem;
}

.page-products .pr-clock {
  margin-bottom: 2rem;
}

.page-products .pr-clock__bar {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background: var(--deep);
  border: 1px solid var(--line);
}

.page-products .pr-clock__fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(47, 227, 200, 0.22), var(--cyan) 66%, var(--orange));
}

.page-products .pr-clock__pin {
  position: absolute;
  right: 0;
  bottom: 1.5rem;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--orange);
  border-radius: var(--radius);
  background: var(--char);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  white-space: nowrap;
}

.page-products .pr-clock__scale {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0.7rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-clock__scale li {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--slate);
  white-space: nowrap;
}

.page-products .pr-clock__scale li:nth-child(2),
.page-products .pr-clock__scale li:nth-child(3),
.page-products .pr-clock__scale li:nth-child(4) { text-align: center; }

.page-products .pr-clock__scale li:last-child {
  text-align: right;
  color: var(--cyan);
}

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

.page-products .pr-chain li {
  display: grid;
  grid-template-columns: 4.25rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pr-chain__t {
  font-size: 0.875rem;
  color: var(--cyan);
  padding-top: 0.15rem;
}

.page-products .pr-chain b {
  display: block;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 0.3rem;
}

.page-products .pr-chain p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--gray);
}

.page-products .pr-ios__foot {
  margin-top: 1.5rem;
  padding: 0.9rem 1.1rem;
  border-left: 3px solid var(--orange);
  background: rgba(255, 122, 41, 0.08);
  font-size: 0.9375rem;
  color: var(--white);
}

.page-products .pr-ios__figure {
  margin: 0 auto;
  max-width: 320px;
}

/* ---------- 价格 ---------- */

.page-products .pr-price__free {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 2rem;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(47, 227, 200, 0.06);
  font-size: 0.9375rem;
  color: var(--white);
}

.page-products .pr-price__grid {
  display: grid;
  gap: 2rem;
}

.page-products .pr-price__tabs .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pr-price .tab {
  border: 1px solid var(--line-soft);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  background: rgba(17, 21, 24, 0.5);
  color: var(--gray);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  padding: 0.7rem 1rem;
  cursor: pointer;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pr-price .tab[aria-selected="true"] {
  background: var(--char);
  border-color: var(--orange);
  color: var(--orange);
}

.page-products .pr-price .tab:hover {
  color: var(--mint);
}

.page-products .pr-price .tab-panel {
  border: 1px solid var(--line-soft);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--char);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pr-price__amount {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0 0 0.9rem;
}

.page-products .pr-price__amount .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(2.5rem, 9vw, 3.75rem);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-products .pr-price__unit {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-products .pr-price__what {
  margin: 0 0 0.6rem;
  color: var(--white);
  line-height: 1.75;
}

.page-products .pr-price__who {
  margin: 0;
  font-size: 0.875rem;
  color: var(--gray);
}

.page-products .pr-price__figure {
  margin: 0;
}

/* ---------- 数据包 ---------- */

.page-products .pr-metrics__grid {
  display: grid;
  gap: 2rem;
}

.page-products .pr-metrics__body > p {
  color: var(--gray);
  max-width: 56ch;
}

.page-products .pr-metric-list {
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-metric {
  position: relative;
  display: grid;
  gap: 0.45rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line-soft);
  outline-offset: 4px;
}

.page-products .pr-metric__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.page-products .pr-metric__name {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--white);
}

.page-products .pr-metric__items {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--gray);
}

.page-products .pr-metric__bar {
  display: block;
  height: 4px;
  border-radius: 999px;
  background: var(--deep);
  overflow: hidden;
}

.page-products .pr-metric__bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(169, 242, 229, 0.35), var(--mint));
}

.page-products .pr-metric__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 0.35rem);
  z-index: 2;
  max-width: 34ch;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--white);
  opacity: 0;
  transform: translateY(4px);
  pointer-events: none;
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
}

.page-products .pr-metric:hover .pr-metric__tip,
.page-products .pr-metric:focus .pr-metric__tip,
.page-products .pr-metric:focus-within .pr-metric__tip {
  opacity: 1;
  transform: translateY(0);
}

.page-products .pr-metrics__figure {
  margin: 0;
}

/* ---------- 媒体合作 ---------- */

.page-products .pr-media__grid {
  display: grid;
  gap: 1rem;
}

.page-products .pr-media__card {
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--char);
}

.page-products .pr-media__card:nth-child(2) { border-top-color: var(--mint); }
.page-products .pr-media__card:nth-child(3) { border-top-color: var(--orange); }

.page-products .pr-media__card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--white);
}

.page-products .pr-media__card p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--gray);
}

.page-products .pr-media__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.75rem;
  padding: 1.1rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 217, 190, 0.08);
}

.page-products .pr-media__cta p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--white);
}

.page-products .pr-media__cta a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .pr-media__cta a:hover {
  color: var(--mint);
}

/* ---------- 开通与续期 ---------- */

.page-products .pr-start__grid {
  display: grid;
  gap: 1px;
  padding: 1px;
  background: var(--line-soft);
  border-radius: var(--radius);
}

.page-products .pr-start__step {
  background: var(--char);
  padding: 1.35rem 1.4rem;
}

.page-products .pr-start__n {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-products .pr-start__step h3 {
  margin: 0.5rem 0 0.55rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--white);
}

.page-products .pr-start__step p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--gray);
}

.page-products .pr-start__help {
  margin: 1.75rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-products .pr-start__help a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .pr-start__help a:hover {
  color: var(--mint);
}

/* ---------- 版本节奏 ---------- */

.page-products .pr-versions {
  padding-bottom: clamp(3.5rem, 9vw, 6rem);
}

.page-products .pr-versions__grid {
  display: grid;
  gap: 2rem;
}

.page-products .pr-versions__body > p {
  color: var(--gray);
  max-width: 56ch;
}

.page-products .pr-versions__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-products .pr-versions__note {
  align-self: start;
}

/* ---------- 进场 ---------- */

.page-products [data-reveal] {
  opacity: 1;
}

.page-products .pr-clock[data-reveal],
.page-products .pr-metric-list[data-reveal] {
  transition: opacity 240ms var(--ease), transform 240ms var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-clock[data-reveal],
  .page-products .pr-metric-list[data-reveal] {
    transition: opacity 240ms var(--ease);
    transform: none;
  }
  .page-products .pr-metric__tip {
    transition: none;
  }
}

/* ---------- 响应式 ---------- */

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

  .page-products .pr-metrics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

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

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

@media (min-width: 900px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
  }

  .page-products .pr-catalog__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: start;
    gap: clamp(2rem, 4vw, 3.25rem);
  }

  .page-products .pr-archive__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 3.5rem);
  }

  .page-products .pr-ios__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: clamp(2rem, 5vw, 3.5rem);
    align-items: start;
  }

  .page-products .pr-price__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(2rem, 4vw, 3rem);
    align-items: start;
  }

  .page-products .pr-versions__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: clamp(2rem, 5vw, 3.5rem);
  }

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

  .page-products .pr-media__cta {
    flex-wrap: nowrap;
  }
}

@media (min-width: 1080px) {
  .page-products .pr-hero__frame {
    padding: clamp(2.25rem, 4vw, 3.75rem);
  }
}