.page-products {
  --pp-ink-soft: rgba(11, 26, 46, 0.66);
  --pp-hair: rgba(242, 237, 228, 0.12);
  color: var(--cream);
  padding-bottom: 10px;
}

/* ---------- 首屏框景 ---------- */
.page-products .pp-hero {
  padding: 26px 0 6px;
}

.page-products .breadcrumbs {
  margin-bottom: 18px;
}

.page-products .pp-hero-grid {
  display: grid;
  gap: 20px;
}

.page-products .pp-frame {
  position: relative;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 28px 18px 22px;
  background: linear-gradient(180deg, rgba(18, 38, 63, 0.78), rgba(11, 26, 46, 0.2));
  overflow: hidden;
}

.page-products .pp-frame::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 9px;
  background-image: repeating-linear-gradient(90deg, var(--line-strong) 0 1px, transparent 1px 22px);
  opacity: 0.75;
  pointer-events: none;
}

.page-products .pp-title {
  margin: 14px 0 0;
  font-size: 31px;
  line-height: 1.24;
  letter-spacing: 0.01em;
}

.page-products .pp-lede {
  margin-top: 16px;
  max-width: 60ch;
}

.page-products .pp-stats {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-stat {
  background: var(--ink-2);
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-products .pp-stat-num {
  font-size: 22px;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-products .pp-stat-label {
  font-size: 12px;
  color: var(--stone);
  letter-spacing: 0.08em;
}

/* ---------- 下载卡片 ---------- */
.page-products .pp-download-card {
  background: var(--cream);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 22px 18px 18px;
  box-shadow: 0 18px 40px -24px rgba(0, 0, 0, 0.8);
}

.page-products .pp-dl-kicker {
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--clay);
  margin: 0 0 8px;
}

.page-products .pp-dl-title {
  font-size: 21px;
  font-weight: 800;
  margin: 0 0 10px;
  letter-spacing: 0.02em;
}

.page-products .pp-dl-note {
  font-size: 14px;
  line-height: 1.72;
  color: var(--pp-ink-soft);
  margin: 0 0 6px;
}

.page-products .pp-dl-item {
  border-top: 1px solid rgba(11, 26, 46, 0.16);
  padding: 14px 0 12px;
}

.page-products .pp-dl-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-products .pp-dl-os {
  font-size: 16px;
  font-weight: 700;
}

.page-products .pp-dl-tag {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--clay);
  border: 1px solid rgba(181, 103, 74, 0.5);
  border-radius: 2px;
  padding: 2px 7px;
  white-space: nowrap;
}

.page-products .pp-dl-desc {
  margin: 8px 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pp-ink-soft);
}

.page-products .pp-dl-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
}

.page-products .pp-dl-link:hover,
.page-products .pp-dl-link:focus-visible {
  border-bottom-color: var(--clay);
}

.page-products .pp-dl-foot {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--pp-ink-soft);
}

/* ---------- 通用章节 ---------- */
.page-products .pp-sec {
  padding: 40px 0;
}

.page-products .pp-sec-head {
  margin-bottom: 22px;
  border-left: 2px solid var(--gold);
  padding-left: 14px;
}

.page-products .pp-sec-title {
  margin: 8px 0 0;
  font-size: 24px;
  line-height: 1.32;
  letter-spacing: 0.01em;
}

.page-products .pp-sec-lede {
  margin-top: 12px;
  font-size: 15.5px;
  max-width: 62ch;
}

/* ---------- 电脑端 ---------- */
.page-products .pp-split {
  display: grid;
  gap: 22px;
}

.page-products .pp-points {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-point {
  position: relative;
  padding-left: 24px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--cream);
}

.page-products .pp-point::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(63, 224, 208, 0.14);
}

.page-products .pp-point strong {
  color: var(--gold-light);
  font-weight: 700;
}

.page-products .pp-glass {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  backdrop-filter: blur(6px);
}

.page-products .pp-glass-note {
  margin: 12px 2px 2px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- iOS 端 ---------- */
.page-products .pp-sec--ios {
  background: linear-gradient(180deg, rgba(18, 38, 63, 0.5), rgba(11, 26, 46, 0));
}

.page-products .pp-ios {
  display: grid;
  gap: 26px;
}

.page-products .pp-ios-stack {
  display: grid;
  gap: 16px;
}

.page-products .pp-ios-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pp-ios-card:nth-child(1) {
  transform: rotate(-1.1deg) translateX(-6px);
}

.page-products .pp-ios-card:nth-child(2) {
  transform: rotate(0.8deg) translateX(6px);
}

.page-products .pp-ios-card:nth-child(3) {
  transform: rotate(-0.6deg) translateX(-3px);
}

.page-products .pp-ios-card:hover,
.page-products .pp-ios-card:focus-within {
  transform: rotate(0deg) translateX(0);
}

.page-products .pp-ios-date {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-products .pp-ios-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--cream);
}

/* ---------- 共用分类 ---------- */
.page-products .pp-tagrow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.page-products .pp-shared-note {
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--cream);
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

/* ---------- 对照表 ---------- */
.page-products .pp-version-figure {
  margin-bottom: 24px;
}

.page-products .pp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .pp-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pp-table-caption {
  caption-side: top;
  text-align: left;
  padding: 12px 14px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--stone);
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 13px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.68;
}

.page-products .pp-table thead th {
  background: var(--gold-light);
  color: var(--ink);
  font-weight: 800;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-products .pp-table tbody th {
  color: var(--gold);
  font-weight: 700;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pp-table tbody td {
  color: var(--cream);
  border-bottom: 1px solid var(--line);
}

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

/* ---------- 安装流程 ---------- */
.page-products .pp-flow-figure {
  margin-bottom: 26px;
}

.page-products .pp-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-products .pp-flow-step {
  position: relative;
  padding-left: 52px;
  border-left: 1px solid var(--line);
  padding-bottom: 4px;
}

.page-products .pp-flow-num {
  position: absolute;
  left: 12px;
  top: -4px;
  font-size: 26px;
  line-height: 1;
  color: var(--gold);
}

.page-products .pp-flow-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-products .pp-flow-step p {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.78;
  color: var(--cream);
}

/* ---------- 折叠问答 ---------- */
.page-products .pp-faq {
  margin-top: 28px;
  display: grid;
  gap: 10px;
}

.page-products .pp-faq-item {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.page-products .pp-faq-item summary {
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-light);
  list-style: none;
}

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

.page-products .pp-faq-item summary::before {
  content: "＋";
  display: inline-block;
  width: 1.4em;
  color: var(--cyan);
  font-family: var(--font-mono);
}

.page-products .pp-faq-item[open] summary::before {
  content: "－";
}

.page-products .pp-faq-item p {
  margin: 12px 0 2px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--cream);
}

/* ---------- 帮助文档 ---------- */
.page-products .tabs {
  display: flex;
  gap: 1px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  margin-bottom: 20px;
}

.page-products .tab {
  flex: 1 1 auto;
  min-width: 120px;
  padding: 12px 16px;
  background: var(--ink-2);
  color: var(--stone);
  border: 0;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .tab[aria-selected="true"] {
  background: var(--ink-3);
  color: var(--cyan);
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.page-products .tab:hover {
  color: var(--gold-light);
}

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

.page-products .pp-doc-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cream);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.page-products .pp-doc-code {
  flex: 0 0 auto;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: 2px 8px;
  margin-top: 2px;
}

/* ---------- 收尾 ---------- */
.page-products .pp-close {
  padding: 40px 0 10px;
  border-top: 1px solid var(--line);
  margin-top: 20px;
}

.page-products .pp-close-grid {
  display: grid;
  gap: 22px;
}

.page-products .pp-close-title {
  margin: 0 0 12px;
  font-size: 22px;
  letter-spacing: 0.01em;
}

.page-products .pp-close-copy p {
  margin: 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--cream);
}

.page-products .pp-close-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pp-title {
    font-size: 44px;
  }

  .page-products .pp-sec-title {
    font-size: 30px;
  }

  .page-products .pp-frame {
    padding: 34px 30px 28px;
  }

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

  .page-products .pp-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 28px;
  }
}

@media (min-width: 980px) {
  .page-products .pp-hero {
    padding-top: 40px;
  }

  .page-products .pp-hero-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

  .page-products .pp-title {
    font-size: 52px;
  }

  .page-products .pp-split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
    gap: 30px;
  }

  .page-products .pp-ios {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
    gap: 34px;
  }

  .page-products .pp-close-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
    gap: 30px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-ios-card,
  .page-products .pp-ios-card:nth-child(1),
  .page-products .pp-ios-card:nth-child(2),
  .page-products .pp-ios-card:nth-child(3) {
    transform: none;
    transition: none;
  }
}
</main>