.page-products {
  --pp-gap: 24px;
  --pp-gap-lg: 32px;
  background: var(--paper);
  color: var(--brown);
  font-family: var(--font-sans);
  padding-block: 24px 80px;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.015em;
  margin: 0;
}

.page-products h1 {
  font-size: clamp(30px, 7.6vw, 56px);
  line-height: 1.1;
}

.page-products h2 {
  font-size: clamp(25px, 4.6vw, 36px);
  line-height: 1.2;
}

.page-products h3 {
  font-size: 19px;
  line-height: 1.35;
  font-weight: 700;
  margin-bottom: 8px;
}

.page-products p {
  margin: 0;
  line-height: 1.8;
}

.page-products .breadcrumb {
  margin-bottom: 28px;
}

.page-products .lede {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 62ch;
}

.page-products .eyebrow {
  color: var(--orange-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  margin: 0 0 12px;
}

.page-products a {
  color: var(--ink);
}

.page-products a:hover {
  color: var(--orange-deep);
}

/* ---------- 首屏拼贴 ---------- */
.page-products .pp-hero {
  display: grid;
  gap: var(--pp-gap);
  align-items: end;
}

.page-products .pp-hero__main {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.page-products .pp-hero__side {
  position: relative;
  padding: 26px 24px 24px;
  border-radius: var(--radius-card);
  background: var(--teal);
  color: var(--ink);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.page-products .pp-hero__side::after {
  content: "";
  position: absolute;
  right: -48px;
  top: -48px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(255, 253, 248, 0.22);
}

.page-products .pp-hero__side-kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--ink);
  margin-bottom: 6px;
}

.page-products .pp-hero__side-big {
  font-family: var(--font-mono);
  font-size: clamp(52px, 13vw, 92px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--ink-deep);
}

.page-products .pp-hero__side-text {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-deep);
}

.page-products .pp-hero__side-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
  font-weight: 700;
  font-size: 15px;
}

.page-products .pp-hero__side-links a {
  color: var(--ink-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--ink-deep);
  padding-bottom: 2px;
}

.page-products .pp-hero__side-links a:hover {
  color: var(--paper-bright);
  border-bottom-color: var(--paper-bright);
}

/* ---------- 章节骨架 ---------- */
.page-products .pp-section {
  margin-top: 72px;
}

.page-products .pp-section__head {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
  max-width: 70ch;
}

.page-products .pp-section__sub {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .pp-shot {
  margin-top: 26px;
}

.page-products .media-frame {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--ink);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 设备切换 ---------- */
.page-products .pp-tabs {
  position: relative;
}

.page-products .pp-tab__input,
.page-products .pp-cat__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-products .pp-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--sand);
}

.page-products .pp-tab__label {
  display: inline-flex;
  align-items: center;
  padding: 9px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out),
    border-color 0.2s var(--ease-out);
}

.page-products .pp-tab__label:hover {
  border-color: var(--teal);
}

.page-products #pp-dev-win:checked ~ .pp-tabs__bar .pp-tab__label[for="pp-dev-win"],
.page-products #pp-dev-mac:checked ~ .pp-tabs__bar .pp-tab__label[for="pp-dev-mac"],
.page-products #pp-dev-and:checked ~ .pp-tabs__bar .pp-tab__label[for="pp-dev-and"],
.page-products #pp-dev-ios:checked ~ .pp-tabs__bar .pp-tab__label[for="pp-dev-ios"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink-deep);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12px 100%);
  padding-left: 24px;
}

.page-products .pp-tab__input:focus-visible ~ .pp-tabs__bar {
  outline: 2px solid var(--teal);
  outline-offset: 6px;
}

.page-products .pp-panels {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-panel {
  display: none;
  gap: 16px;
  padding: 24px;
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.page-products .pp-panel > p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products #pp-dev-win:checked ~ .pp-panels .pp-panel--win,
.page-products #pp-dev-mac:checked ~ .pp-panels .pp-panel--mac,
.page-products #pp-dev-and:checked ~ .pp-panels .pp-panel--and,
.page-products #pp-dev-ios:checked ~ .pp-panels .pp-panel--ios {
  display: grid;
}

.page-products .pp-facts {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--sand);
  border: 1px solid var(--sand);
  border-radius: 14px;
  overflow: hidden;
}

.page-products .pp-facts li {
  display: grid;
  gap: 2px;
  padding: 12px 16px;
  background: var(--paper-bright);
  font-size: 15px;
  line-height: 1.7;
  color: var(--brown);
}

.page-products .pp-facts span {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--teal-deep);
}

.page-products .pp-panel__jump {
  font-weight: 700;
  font-size: 15px;
}

.page-products .pp-panel__jump a {
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  color: var(--orange-deep);
}

/* ---------- iOS 收藏 ---------- */
.page-products .pp-ios__grid {
  display: grid;
  gap: var(--pp-gap-lg);
}

.page-products .pp-steps {
  list-style: none;
  counter-reset: ppstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px;
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: 18px;
}

.page-products .pp-step__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--orange);
  letter-spacing: -0.02em;
}

.page-products .pp-step p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .pp-ios__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .pp-more {
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: 16px;
  padding: 0 18px;
}

.page-products .pp-more summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 15px 0;
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-products .pp-more summary::after {
  content: "＋";
  color: var(--orange);
  font-weight: 700;
  flex: none;
}

.page-products .pp-more[open] summary::after {
  content: "－";
}

.page-products .pp-more p {
  padding-bottom: 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .pp-float {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-radius: 16px;
  background: var(--orange);
  color: var(--ink-deep);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  box-shadow: 0 14px 30px -18px rgba(217, 78, 31, 0.9);
  transition: transform 0.2s var(--ease-out), background 0.2s var(--ease-out);
}

.page-products .pp-float:hover {
  background: var(--orange-deep);
  color: var(--paper-bright);
  transform: translateY(-2px);
}

/* ---------- 目录对照 ---------- */
.page-products .pp-catalog {
  position: relative;
}

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

.page-products .pp-cat__bar label {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-products .pp-cat__bar label:hover {
  border-color: var(--teal);
  color: var(--teal-deep);
}

.page-products #pp-cat-all:checked ~ .pp-cat__bar label[for="pp-cat-all"],
.page-products #pp-cat-tool:checked ~ .pp-cat__bar label[for="pp-cat-tool"],
.page-products #pp-cat-doc:checked ~ .pp-cat__bar label[for="pp-cat-doc"],
.page-products #pp-cat-res:checked ~ .pp-cat__bar label[for="pp-cat-res"],
.page-products #pp-cat-ver:checked ~ .pp-cat__bar label[for="pp-cat-ver"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper-bright);
}

.page-products .pp-cat__input:focus-visible ~ .pp-cat__bar {
  outline: 2px solid var(--teal);
  outline-offset: 6px;
}

.page-products #pp-cat-tool:checked ~ .pp-table .pp-row[data-cat]:not([data-cat="tool"]),
.page-products #pp-cat-doc:checked ~ .pp-table .pp-row[data-cat]:not([data-cat="doc"]),
.page-products #pp-cat-res:checked ~ .pp-table .pp-row[data-cat]:not([data-cat="res"]),
.page-products #pp-cat-ver:checked ~ .pp-table .pp-row[data-cat]:not([data-cat="ver"]) {
  display: none;
}

.page-products .pp-table {
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.page-products .pp-row {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-top: 1px solid var(--sand);
}

.page-products .pp-row:first-child {
  border-top: 0;
}

.page-products .pp-row--head {
  display: none;
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  border-top: 0;
}

.page-products .pp-cell {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .pp-cell--name {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .pp-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(27, 153, 139, 0.16);
  color: var(--teal-deep);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* ---------- 版本资料 ---------- */
.page-products .pp-ver {
  display: grid;
  gap: var(--pp-gap-lg);
}

.page-products .pp-ver__media {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .pp-ver__media .callout {
  border-radius: 18px;
}

.page-products .pp-ver__list {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-products .pp-ver__list .pp-section__head {
  margin-bottom: 8px;
}

.page-products .pp-ver__link {
  margin-top: 6px;
  font-weight: 700;
  font-size: 15px;
}

.page-products .pp-ver__link a {
  color: var(--orange-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
}

/* ---------- 检查清单 ---------- */
.page-products .pp-check__grid {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

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

.page-products .pp-check__item {
  position: relative;
  padding: 18px 20px 18px 58px;
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: 18px;
}

.page-products .pp-check__item::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 20px;
  width: 22px;
  height: 22px;
  border-radius: 7px;
  background: var(--teal);
  box-shadow: inset 0 0 0 2px rgba(255, 253, 248, 0.9);
}

.page-products .pp-check__item::after {
  content: "";
  position: absolute;
  left: 26px;
  top: 25px;
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--paper-bright);
  border-bottom: 2px solid var(--paper-bright);
  transform: rotate(-45deg);
}

.page-products .pp-check__item h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.page-products .pp-check__item p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 分流入口 ---------- */
.page-products .pp-help__grid {
  display: grid;
  gap: 14px;
}

.page-products .pp-help__card {
  display: grid;
  gap: 8px;
  padding: 22px;
  background: var(--paper-bright);
  border: 1px solid var(--sand);
  border-radius: 18px;
  text-decoration: none;
  transition: transform 0.2s var(--ease-out), border-color 0.2s var(--ease-out),
    box-shadow 0.2s var(--ease-out);
}

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

.page-products .pp-help__card p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .pp-help__go {
  font-size: 14px;
  font-weight: 700;
  color: var(--orange-deep);
}

.page-products .pp-help__foot {
  margin-top: 22px;
  font-size: 14px;
  color: var(--slate);
}

.page-products .pp-help__foot a {
  color: var(--teal-deep);
  font-weight: 600;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-products {
    padding-block: 32px 96px;
  }

  .page-products .pp-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(260px, 1fr);
    gap: var(--pp-gap-lg);
  }

  .page-products .lede {
    font-size: 17px;
  }

  .page-products .pp-panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    padding: 30px;
    gap: 24px;
  }

  .page-products .pp-panel h3,
  .page-products .pp-panel > p,
  .page-products .pp-panel .pp-facts,
  .page-products .pp-panel .pp-panel__jump {
    grid-column: 1;
  }

  .page-products .pp-facts {
    grid-column: 2;
    grid-row: 1 / span 3;
    margin-top: 0;
  }

  .page-products .pp-panel__jump {
    grid-row: 4;
  }

  .page-products .pp-row--head {
    display: grid;
    grid-template-columns: 1.1fr 1.4fr 0.9fr;
    gap: 16px;
  }

  .page-products .pp-row {
    grid-template-columns: 1.1fr 1.4fr 0.9fr;
    gap: 16px;
    align-items: center;
    padding: 16px 22px;
  }

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

  .page-products .pp-check__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--pp-gap-lg);
  }
}

@media (min-width: 980px) {
  .page-products .pp-section {
    margin-top: 92px;
  }

  .page-products .pp-ios__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-products .pp-ios__side {
    position: sticky;
    top: 32px;
  }

  .page-products .pp-ver {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-products .pp-ver__media {
    position: sticky;
    top: 32px;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
    transform: none !important;
  }
}
<<<END>>>