.page-products {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-products .prose {
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: .01em;
  max-width: var(--max-read);
  color: var(--ink-70);
}

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

.page-products .pp-intro {
  padding-top: var(--space-4);
}

.page-products .breadcrumb {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ink-50);
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: var(--space-3);
}

.page-products .breadcrumb a {
  color: var(--ink-70);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .eyebrow {
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ochre);
  margin: 0 0 var(--space-1);
  font-weight: 600;
}

.page-products .display-1,
.page-products .display-2,
.page-products .display-3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.14;
  margin: 0;
}

.page-products .display-1 {
  font-size: clamp(32px, 7.4vw, 68px);
  margin-bottom: var(--space-3);
}

.page-products .display-2 {
  font-size: clamp(26px, 5vw, 46px);
}

.page-products .display-3 {
  font-size: clamp(23px, 4vw, 34px);
  margin-bottom: var(--space-2);
}

.page-products .pp-intro-body {
  display: grid;
  gap: var(--space-2);
}

/* 目录索引 */
.page-products .pp-index {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 0;
  border-top: 1px solid var(--line-strong);
  display: grid;
}

.page-products .pp-index .index-row {
  border-bottom: 1px solid var(--line);
}

.page-products .index-link {
  display: grid;
  grid-template-columns: 44px 1fr;
  column-gap: 12px;
  row-gap: 2px;
  padding: 14px 0;
  text-decoration: none;
  color: var(--ink);
  align-items: baseline;
  transition: color 160ms ease, padding-left 160ms ease;
}

.page-products .index-link:hover,
.page-products .index-link:focus-visible {
  color: var(--ochre);
  padding-left: 6px;
}

.page-products .index-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ochre);
  letter-spacing: .06em;
}

.page-products .index-title {
  font-weight: 600;
  font-size: 17px;
}

.page-products .index-meta {
  grid-column: 2;
  font-size: 14px;
  color: var(--ink-50);
}

/* 图片容器 */
.page-products .pp-figure {
  margin: 0;
}

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

.page-products .pp-figure--wide img {
  aspect-ratio: 16 / 9;
}

.page-products .pp-figure--square img {
  aspect-ratio: 1 / 1;
}

.page-products .pp-figure--side img {
  aspect-ratio: 3 / 2;
}

.page-products .pp-figure--top {
  margin-top: var(--space-4);
}

.page-products .media-caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-50);
  letter-spacing: .02em;
}

/* 章节节奏 */
.page-products .section {
  padding-block: var(--space-5);
}

.page-products .pp-head {
  border-top: 2px solid var(--ink);
  padding-top: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-products .pp-head-lede {
  margin-top: var(--space-2);
}

.page-products .pp-figure--square {
  margin-bottom: var(--space-5);
}

/* 季节面板 */
.page-products .pp-panels {
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-panel-title,
.page-products .pp-sub-title {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-products .pp-panel-toggle,
.page-products .pp-sub-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.page-products .pp-panel-label {
  flex: 1;
}

.page-products .pp-panel-note {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .04em;
  opacity: .78;
}

.page-products .pp-panel-toggle[aria-expanded="true"] {
  background: var(--season, var(--ink));
  color: var(--season-ink, var(--snow));
  border-color: transparent;
}

.page-products .pp-sub-toggle[aria-expanded="true"] {
  border-color: var(--ink);
  background: var(--snow);
}

.page-products .disclosure-icon {
  position: relative;
  width: 14px;
  height: 14px;
  flex: none;
}

.page-products .disclosure-icon::before,
.page-products .disclosure-icon::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform 160ms ease;
}

.page-products .disclosure-icon::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .disclosure-icon::after {
  top: 0;
  left: 6px;
  width: 2px;
  height: 14px;
}

.page-products .pp-panel-toggle[aria-expanded="false"] .disclosure-icon::after,
.page-products .pp-sub-toggle[aria-expanded="false"] .disclosure-icon::after {
  transform: scaleY(0);
}

.page-products .pp-panel-body {
  margin-top: 4px;
  padding: var(--space-3) var(--space-2) var(--space-3) 18px;
  border-left: 4px solid var(--season, var(--line-strong));
  background: var(--season-soft, var(--snow));
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
}

.page-products .pp-panel-body p {
  margin: 0 0 var(--space-2);
}

.page-products .pp-jump {
  margin: 0 !important;
  font-size: 15px;
  color: var(--ink-70);
}

.page-products .pp-tags {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-2);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pp-tags .tag {
  font-size: 13px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--snow);
  border: 1px solid var(--line);
  color: var(--ink);
}

.page-products .pp-sub-body {
  padding: var(--space-3) 0 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-sub-body p {
  margin: 0;
}

/* 两步路径 */
.page-products .pp-path {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.page-products .pp-path-svg {
  width: 100%;
  height: auto;
}

.page-products .pp-path-svg text {
  font-family: var(--font-body);
  font-weight: 600;
}

.page-products .pp-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-steps li {
  display: grid;
  gap: 4px;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-steps strong {
  font-size: 17px;
  font-family: var(--font-display);
}

.page-products .pp-step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ochre);
}

.page-products .pp-step-note {
  font-size: 14px;
  color: var(--ink-50);
  line-height: 1.6;
}

/* 检索三方式 */
.page-products .pp-search {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.page-products .pp-modes {
  display: grid;
  gap: 0;
  border-top: 2px solid var(--ink);
}

.page-products .pp-mode {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 6px;
}

.page-products .pp-mode-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ochre);
}

.page-products .pp-mode-title {
  font-family: var(--font-display);
  font-size: 20px;
  margin: 0;
  font-weight: 700;
}

.page-products .pp-mode p {
  margin: 0;
}

/* 会员中心 */
.page-products .pp-member {
  display: grid;
  gap: var(--space-3);
}

.page-products .pp-member-panel {
  --season: var(--indigo);
  --season-soft: #E5E8EF;
  --season-ink: var(--snow);
  padding: var(--space-3);
  border-radius: var(--radius-l);
  background: var(--season-soft);
}

.page-products .pp-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.page-products .stat {
  display: grid;
  gap: 4px;
  padding: var(--space-2);
  background: var(--snow);
  border-radius: var(--radius-s);
}

.page-products .stat-num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--ochre);
  letter-spacing: -.01em;
}

.page-products .stat-label {
  font-size: 13px;
  color: var(--ink-70);
  line-height: 1.5;
}

.page-products .pp-member-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-member-list li {
  display: grid;
  gap: 2px;
  padding-top: var(--space-2);
  border-top: 1px solid rgba(16, 20, 24, .14);
}

.page-products .pp-member-list strong {
  font-family: var(--font-display);
  font-size: 17px;
}

.page-products .pp-member-list span {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-70);
}

/* 帮助联动 */
.page-products .pp-help {
  display: grid;
  gap: var(--space-3);
}

.page-products .pp-cat-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-3);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 2px solid var(--ochre);
}

.page-products .pp-cat-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  display: flex;
  gap: 10px;
  align-items: baseline;
}

.page-products .pp-cat-list .meta-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ochre);
  letter-spacing: .08em;
}

.page-products .pp-help-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: var(--space-3) 0 0;
}

/* V4 */
.page-products .pp-v4 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.page-products .pp-v4-stat {
  border-radius: 0;
  padding: var(--space-3) var(--space-2);
}

.page-products .pp-v4-notes {
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-v4-notes p {
  margin: 0;
}

/* 使用场景 */
.page-products .pp-scenes {
  display: grid;
  gap: var(--space-3);
}

.page-products .pp-scene {
  padding: var(--space-3);
  border-radius: var(--radius-m);
  background: var(--season-soft, var(--snow));
  border-left: 6px solid var(--season, var(--ochre));
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-products .pp-scene h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
}

.page-products .pp-scene p {
  margin: 0;
}

.page-products .pp-scene-tag {
  justify-self: start;
  font-size: 13px;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  background: var(--snow);
  color: var(--ink);
  border: 1px solid var(--line);
}

.page-products .pp-scene-path {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--season-deep, var(--ochre));
}

/* 季节色协议 */
.page-products .season-spring {
  --season: var(--barley);
  --season-soft: #EDF4E6;
  --season-deep: #4E7A3C;
  --season-ink: var(--ink);
}

.page-products .season-summer {
  --season: var(--glacier);
  --season-soft: #E3EFF3;
  --season-deep: #1F5B72;
  --season-ink: var(--snow);
}

.page-products .season-autumn {
  --season: var(--ochre);
  --season-soft: #F7E9E2;
  --season-deep: var(--ochre-deep);
  --season-ink: var(--snow);
}

.page-products .season-winter {
  --season: var(--indigo);
  --season-soft: #E5E8EF;
  --season-deep: var(--indigo);
  --season-ink: var(--snow);
}

/* 收尾 */
.page-products .pp-cta {
  --season: var(--indigo);
  --season-soft: #E5E8EF;
  margin-top: var(--space-5);
  margin-bottom: var(--space-6);
  padding: var(--space-5) 20px;
  background: var(--season-soft);
  border-radius: var(--radius-l);
  max-width: var(--wrap);
}

.page-products .pp-cta .prose {
  margin-bottom: var(--space-3);
}

.page-products .pp-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

/* 平板与桌面 */
@media (min-width: 768px) {
  .page-products .wrap {
    padding-inline: 40px;
  }

  .page-products .pp-intro {
    padding-top: var(--space-5);
  }

  .page-products .pp-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-4);
  }

  .page-products .index-link {
    grid-template-columns: 48px 1fr auto;
  }

  .page-products .index-meta {
    grid-column: 3;
    text-align: right;
  }

  .page-products .pp-v4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-v4-stat {
    padding: var(--space-3);
  }

  .page-products .pp-cat-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: var(--space-3);
  }

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

  .page-products .pp-cta {
    padding: var(--space-6) var(--space-5);
  }
}

@media (min-width: 1024px) {
  .page-products .section {
    padding-block: var(--space-6);
  }

  .page-products .pp-head {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: var(--space-4);
    align-items: end;
  }

  .page-products .pp-head .eyebrow {
    grid-column: 1 / -1;
  }

  .page-products .pp-head .display-2 {
    grid-column: 1;
  }

  .page-products .pp-head-lede {
    grid-column: 2;
    margin-top: 0;
  }

  .page-products .pp-panels {
    margin-left: 6%;
  }

  .page-products .pp-panel-body {
    padding: var(--space-4) var(--space-4) var(--space-4) var(--space-3);
    margin-left: var(--space-4);
  }

  .page-products .pp-panel-body .prose {
    max-width: 60ch;
  }

  .page-products .pp-path {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--space-5);
  }

  .page-products .pp-search {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: var(--space-5);
  }

  .page-products .pp-mode {
    grid-template-columns: 48px 200px 1fr;
    align-items: baseline;
    gap: var(--space-3);
    padding: var(--space-3) 0;
  }

  .page-products .pp-mode p {
    max-width: 46ch;
  }

  .page-products .pp-member {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    align-items: start;
    gap: var(--space-5);
  }

  .page-products .pp-member-panel {
    padding: var(--space-4);
  }

  .page-products .pp-help {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: var(--space-5);
  }

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

  .page-products .pp-figure--square {
    max-width: 560px;
    margin-inline: auto;
    margin-bottom: var(--space-6);
  }

  .page-products .pp-figure--side {
    position: sticky;
    top: calc(var(--header-h) + var(--space-3));
  }
}

@media (min-width: 1280px) {
  .page-products .pp-panels {
    margin-left: 10%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .index-link,
  .page-products .pp-panel-toggle,
  .page-products .pp-sub-toggle,
  .page-products .disclosure-icon::before,
  .page-products .disclosure-icon::after {
    transition: none;
  }
}
<<<END>>>