.page-products {
  --pp-ink: var(--pg-ink);
  --pp-radius: 4px;
  --pp-gap: clamp(1.75rem, 4vw, 3.5rem);
  background: var(--pg-cream);
  color: var(--pg-text);
  font-family: var(--pg-font-body);
  overflow-x: hidden;
}

.page-products .pp-crumb {
  padding-top: 1.25rem;
  padding-bottom: 0.25rem;
}

/* ---------- 首屏框景 ---------- */
.page-products .pp-hero {
  padding: clamp(1.25rem, 3.5vw, 2.5rem) 0 clamp(2rem, 5vw, 3.5rem);
}

.page-products .pp-hero__frame {
  position: relative;
  background: var(--pg-cream);
  padding: clamp(2.25rem, 5.5vw, 4rem) clamp(1.5rem, 4.5vw, 3.5rem);
  box-shadow: var(--pg-shadow-soft);
}

.page-products .pg-frame__label {
  position: absolute;
  top: -0.72em;
  left: clamp(1.5rem, 4.5vw, 3.5rem);
  background: var(--pg-cream);
  padding: 0 0.7em;
  font-family: var(--pg-font-anno);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--pg-gold-deep);
}

.page-products .pp-hero__title {
  font-family: var(--pg-font-head);
  font-size: clamp(2rem, 6.2vw, 4.25rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--pp-ink);
  margin: 0.6rem 0 1.1rem;
  max-width: 20ch;
}

.page-products .pp-hero__lede {
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.75;
  color: var(--pg-text);
  margin: 0 0 1.75rem;
}

.page-products .pp-hero__acts {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
}

/* ---------- 双通道并置 ---------- */
.page-products .pp-twin {
  padding: 0 0 clamp(2.5rem, 5vw, 4rem);
}

.page-products .pp-twin__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pg-gold);
  border: 1px solid var(--pg-gold);
}

.page-products .pp-panel {
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
  color: var(--pg-cream);
  position: relative;
}

.page-products .pp-panel--indigo {
  background: var(--pg-indigo);
}

.page-products .pp-panel--ink {
  background: var(--pp-ink);
}

.page-products .pp-panel__tag {
  display: inline-block;
  font-family: var(--pg-font-anno);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--pg-butter);
  border: 1px solid rgba(242, 216, 154, 0.45);
  border-radius: 999px;
  padding: 0.22em 0.85em;
  margin: 0 0 0.9rem;
}

.page-products .pp-panel__title {
  font-family: var(--pg-font-head);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0 0 0.75rem;
}

.page-products .pp-panel__desc {
  margin: 0 0 1.25rem;
  max-width: 40ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(248, 244, 236, 0.82);
}

.page-products .pp-panel__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  border-top: 1px solid rgba(248, 244, 236, 0.18);
  padding-top: 1.1rem;
}

.page-products .pp-panel__list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(248, 244, 236, 0.86);
}

.page-products .pp-panel__n {
  font-family: var(--pg-font-num);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--pg-gold);
  min-width: 4.2em;
  flex: none;
}

.page-products .pp-panel__go {
  display: inline-block;
  font-family: var(--pg-font-anno);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--pg-butter);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 216, 154, 0.5);
  padding-bottom: 0.15em;
  transition: color 0.25s var(--pg-ease), border-color 0.25s var(--pg-ease);
}

.page-products .pp-panel__go:hover,
.page-products .pp-panel__go:focus-visible {
  color: #fff;
  border-color: #fff;
}

/* ---------- 通用左右分栏 ---------- */
.page-products .pp-block {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-products .pp-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .pp-split__body > .pg-title {
  font-family: var(--pg-font-head);
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--pp-ink);
  margin: 0.5rem 0 1.1rem;
}

.page-products .pp-split__media {
  margin: 0;
}

.page-products .pp-split__media .pg-media__caption {
  margin-top: 0.75rem;
  font-family: var(--pg-font-anno);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.65;
  color: var(--pg-mute);
}

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

.page-products .pp-split__media .pg-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--pp-radius);
  border: 1px solid var(--pg-line);
}

.page-products .pp-glass-tag {
  position: absolute;
  right: 0.9rem;
  bottom: 0.9rem;
  padding: 0.4em 0.9em;
  font-family: var(--pg-font-anno);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  backdrop-filter: blur(6px);
  transition: transform 0.3s var(--pg-ease);
}

.page-products .pp-split__media .pg-media:hover .pp-glass-tag {
  transform: translateY(-3px);
}

/* ---------- 定义列表 ---------- */
.page-products .pp-dl {
  margin: 0 0 1.25rem;
  border-top: 1px solid var(--pg-line);
}

.page-products .pp-dl dt {
  font-family: var(--pg-font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--pg-red);
  letter-spacing: 0.01em;
  padding-top: 1.1rem;
}

.page-products .pp-dl dd {
  margin: 0.35rem 0 0;
  padding-bottom: 1.1rem;
  max-width: 44ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  border-bottom: 1px solid var(--pg-line);
}

/* ---------- 刻度尺与安装步骤 ---------- */
.page-products .pp-scale {
  position: relative;
  height: 12px;
  margin: 1.5rem 0 0.5rem;
  background-image: repeating-linear-gradient(
    to right,
    var(--pg-line) 0 1px,
    transparent 1px 22px
  );
  border-bottom: 1px solid var(--pg-line);
}

.page-products .pp-scale::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 3px;
  width: 25%;
  background: var(--pg-gold);
}

.page-products .pp-steps {
  margin-top: 0.5rem;
}

.page-products .pp-step {
  border-top: 1px solid var(--pg-line);
}

.page-products .pp-step:last-child {
  border-bottom: 1px solid var(--pg-line);
}

.page-products .pp-step__head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1.05rem 0;
  cursor: pointer;
  list-style: none;
}

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

.page-products .pp-step__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--pg-font-num);
  font-size: 1.25rem;
  color: var(--pg-mute);
  transition: color 0.2s var(--pg-ease);
}

.page-products .pp-step[open] .pp-step__head::after {
  content: "–";
  color: var(--pg-gold-deep);
}

.page-products .pp-step__no {
  font-family: var(--pg-font-num);
  font-weight: 600;
  font-size: 1.375rem;
  letter-spacing: 0.04em;
  color: var(--pg-gold-deep);
  flex: none;
}

.page-products .pp-step__name {
  font-family: var(--pg-font-head);
  font-weight: 800;
  font-size: 1.0625rem;
  color: var(--pp-ink);
}

.page-products .pp-step__body {
  padding: 0 0 1.25rem;
}

.page-products .pp-step__body p {
  margin: 0;
  max-width: 46ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--pg-text);
}

/* ---------- 系统要求切换 ---------- */
.page-products .pp-req {
  position: relative;
  margin-top: var(--pp-gap);
  border: 1px solid var(--pg-line);
  border-radius: var(--pp-radius);
  background: rgba(255, 255, 255, 0.55);
  padding: clamp(1.25rem, 3vw, 2rem);
}

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

.page-products .pp-req__tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.page-products .pp-req__tabs-label {
  font-family: var(--pg-font-anno);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--pg-mute);
  margin-right: 0.5rem;
}

.page-products .pp-req__tab {
  font-family: var(--pg-font-anno);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.45em 1.35em;
  border: 1px solid var(--pg-line);
  border-radius: 999px;
  color: var(--pg-text);
  cursor: pointer;
  transition: background 0.22s var(--pg-ease), color 0.22s var(--pg-ease), border-color 0.22s var(--pg-ease);
}

#pp-req-win:checked ~ .pp-req__tabs .pp-req__tab[for="pp-req-win"],
#pp-req-mac:checked ~ .pp-req__tabs .pp-req__tab[for="pp-req-mac"] {
  background: var(--pp-ink);
  color: var(--pg-cream);
  border-color: var(--pp-ink);
}

.page-products .pp-req__panel {
  display: none;
  margin: 0;
}

#pp-req-win:checked ~ .pp-req__panel--win,
#pp-req-mac:checked ~ .pp-req__panel--mac {
  display: block;
}

.page-products .pp-req__row {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px dashed var(--pg-line);
}

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

.page-products .pp-req__row dt {
  flex: none;
  width: 9.5em;
  font-family: var(--pg-font-anno);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--pg-mute);
}

.page-products .pp-req__row dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--pp-ink);
}

/* ---------- 订阅要点 ---------- */
.page-products .pp-checks {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-products .pp-checks li {
  position: relative;
  padding-left: 1.5rem;
  max-width: 46ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--pg-text);
}

.page-products .pp-checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--pg-gold);
}

.page-products .pp-checks strong {
  font-family: var(--pg-font-head);
  font-weight: 800;
  color: var(--pp-ink);
}

/* ---------- 多设备 ---------- */
.page-products .pp-devices {
  display: grid;
  gap: 1px;
  background: var(--pg-line);
  border: 1px solid var(--pg-line);
  border-radius: var(--pp-radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.page-products .pp-device {
  background: var(--pg-cream);
  padding: 1.1rem 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: baseline;
}

.page-products .pp-device__v {
  flex: none;
  font-family: var(--pg-font-num);
  font-weight: 600;
  font-size: 2rem;
  letter-spacing: 0.04em;
  color: var(--pg-red);
  min-width: 2.6em;
}

.page-products .pp-device__l {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--pg-text);
}

/* ---------- 更新节奏深色带 ---------- */
.page-products .pp-rhythm {
  padding: clamp(2.75rem, 6vw, 5rem) 0;
}

.page-products .pp-rhythm__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: center;
}

.page-products .pp-rhythm__title {
  font-family: var(--pg-font-head);
  font-weight: 900;
  letter-spacing: -0.015em;
  color: #fff;
  margin: 0.5rem 0 1rem;
}

.page-products .pp-kicker--light {
  color: var(--pg-butter);
}

.page-products .pp-rhythm__text {
  max-width: 44ch;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(248, 244, 236, 0.85);
  margin: 0 0 1.75rem;
}

.page-products .pp-beats {
  display: grid;
  gap: 1px;
  background: rgba(248, 244, 236, 0.22);
  border-top: 1px solid rgba(248, 244, 236, 0.22);
  border-bottom: 1px solid rgba(248, 244, 236, 0.22);
}

.page-products .pp-beat {
  background: var(--pg-indigo);
  padding: 1.1rem 0 1.1rem 0;
  display: flex;
  gap: 1rem;
  align-items: baseline;
}

.page-products .pp-beat__k {
  flex: none;
  font-family: var(--pg-font-num);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  color: var(--pg-gold);
  min-width: 3.6em;
}

.page-products .pp-beat__t {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(248, 244, 236, 0.86);
}

.page-products .pp-rhythm__note {
  margin: 1.5rem 0 0;
  font-family: var(--pg-font-anno);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  line-height: 1.8;
  color: rgba(248, 244, 236, 0.6);
}

.page-products .pp-rhythm__media {
  margin: 0;
}

.page-products .pp-rhythm__media .pg-media {
  border-radius: var(--pp-radius);
  overflow: hidden;
  border: 1px solid rgba(242, 216, 154, 0.35);
}

/* ---------- 对照选择 ---------- */
.page-products .pp-choice {
  background: rgba(242, 216, 154, 0.24);
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.page-products .pp-choice .pg-title {
  font-family: var(--pg-font-head);
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--pp-ink);
  margin: 0.5rem 0 1rem;
}

.page-products .pp-choice__lede {
  max-width: 48ch;
  margin: 0 0 2rem;
}

.page-products .pp-choice__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--pg-line);
  border-radius: var(--pp-radius);
  background: var(--pg-cream);
}

.page-products .pp-choice__table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.page-products .pp-choice__caption {
  caption-side: top;
  text-align: left;
  padding: 0.85rem 1.1rem 0.5rem;
  font-family: var(--pg-font-anno);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--pg-mute);
}

.page-products .pp-choice__table th,
.page-products .pp-choice__table td {
  text-align: left;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--pg-line);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .pp-choice__table thead th {
  font-family: var(--pg-font-anno);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--pg-mute);
  border-bottom: 1px solid var(--pg-ink);
  white-space: nowrap;
}

.page-products .pp-choice__table tbody th {
  font-family: var(--pg-font-head);
  font-weight: 700;
  color: var(--pp-ink);
  min-width: 13em;
}

.page-products .pp-choice__table tbody td {
  color: var(--pg-text);
}

.page-products .pp-choice__table tbody tr:last-child th,
.page-products .pp-choice__table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-mark {
  display: inline-block;
  font-family: var(--pg-font-anno);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.28em 0.75em;
  border-radius: 999px;
  white-space: nowrap;
}

.page-products .pp-mark--yes {
  background: var(--pg-ink);
  color: var(--pg-butter);
}

.page-products .pp-mark--mid {
  background: transparent;
  color: var(--pg-gold-deep);
  border: 1px solid var(--pg-gold-deep);
}

.page-products .pp-mark--no {
  background: transparent;
  color: var(--pg-mute);
  border: 1px solid var(--pg-line);
}

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

/* ---------- 延伸入口 ---------- */
.page-products .pp-next {
  padding: clamp(2.25rem, 5vw, 3.75rem) 0 clamp(3rem, 6vw, 4.5rem);
}

.page-products .pp-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.page-products .pp-next__card {
  display: block;
  text-decoration: none;
  padding: 1.15rem 1.25rem;
  border-radius: var(--pp-radius);
  transition: transform 0.25s var(--pg-ease), border-color 0.25s var(--pg-ease), box-shadow 0.25s var(--pg-ease);
}

.page-products .pp-next__card:hover,
.page-products .pp-next__card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--pg-gold);
  box-shadow: var(--pg-shadow-soft);
}

.page-products .pp-next__card .pg-card__title {
  display: block;
  font-family: var(--pg-font-head);
  font-weight: 800;
  font-size: 1.0625rem;
  color: var(--pp-ink);
  margin-bottom: 0.4rem;
}

.page-products .pp-next__card .pg-card__body {
  display: block;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--pg-text);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pp-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pp-twin__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pp-split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-products .pp-split--rev .pp-split__body {
    order: 1;
  }

  .page-products .pp-split--rev .pp-split__media {
    order: 2;
  }

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

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

@media (min-width: 1100px) {
  .page-products .pp-hero__lede {
    max-width: 52ch;
  }

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

@media (max-width: 719px) {
  .page-products .pp-panel__list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.15rem;
  }

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

  .page-products .pp-device,
  .page-products .pp-beat {
    flex-direction: column;
    gap: 0.3rem;
  }

  .page-products .pp-device__v,
  .page-products .pp-beat__k {
    min-width: 0;
  }

  .page-products .pp-req__row {
    flex-direction: column;
    gap: 0.2rem;
  }

  .page-products .pp-req__row dt {
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal],
  .page-products .pp-glass-tag,
  .page-products .pp-next__card,
  .page-products .pp-panel__go {
    transition: none;
  }

  .page-products .pp-split__media .pg-media:hover .pp-glass-tag {
    transform: none;
  }

  .page-products .pp-next__card:hover,
  .page-products .pp-next__card:focus-visible {
    transform: none;
  }
}
</final>