.page-products {
  --pf-hair-light: rgba(244, 238, 226, 0.22);
  --pf-hair-dark: rgba(23, 19, 15, 0.12);
  --pf-shadow: 0 8px 12px -10px rgba(23, 19, 15, 0.45);
  --pf-gold-soft: rgba(217, 164, 65, 0.34);
  background: var(--sand);
  color: var(--ink);
}

.page-products .pf-title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-size: clamp(30px, 5.6vw, 62px);
  margin: 12px 0 0;
  max-width: 18em;
}

.page-products .pf-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.18;
  font-size: clamp(24px, 3.4vw, 42px);
  margin: 10px 0 0;
}

.page-products .pf-h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.28;
  font-size: clamp(19px, 2.1vw, 27px);
  margin: 0 0 14px;
}

.page-products .pf-h2-light,
.page-products .pf-h3-light {
  color: var(--sand);
}

.page-products .pf-lead {
  max-width: 40em;
  margin-top: 14px;
}

.page-products .pf-lead-light,
.page-products .pf-prose-light {
  color: rgba(244, 238, 226, 0.82);
}

.page-products .pf-prose-light p {
  color: rgba(244, 238, 226, 0.82);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  background-image: linear-gradient(158deg, var(--danxia) 0%, var(--danxia-deep) 96%);
  color: var(--sand);
  padding: clamp(44px, 7vw, 104px) 0 clamp(38px, 5.5vw, 82px);
  position: relative;
  overflow: hidden;
}

.page-products .pf-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -60% 55%;
  height: 260px;
  background: radial-gradient(closest-side, rgba(217, 164, 65, 0.22), transparent 70%);
  pointer-events: none;
}

.page-products .pf-hero-lead {
  max-width: 42em;
  margin-top: 18px;
  color: rgba(244, 238, 226, 0.88);
}

.page-products .pf-hero-figures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: clamp(16px, 2.6vw, 34px);
  margin-top: clamp(30px, 5vw, 58px);
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--pf-hair-light);
}

.page-products .pf-figure-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .pf-figure-num {
  font-size: clamp(30px, 4.2vw, 56px);
  font-weight: 800;
  line-height: 1;
  color: var(--gold-light);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-figure-unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(244, 238, 226, 0.7);
}

.page-products .pf-figure-label {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(244, 238, 226, 0.86);
  margin-top: 4px;
}

/* ---------- 焕新版总览 ---------- */
.page-products .pf-overview-grid {
  align-items: center;
}

.page-products .pf-overview-figure {
  margin: clamp(24px, 3vw, 0) 0 0;
}

@media (min-width: 768px) {
  .page-products .pf-overview-figure {
    margin: 0;
  }
}

/* ---------- 四类数据产品 ---------- */
.page-products .pf-products {
  background: var(--pitch);
  color: var(--sand);
}

.page-products .pf-skillmap {
  position: relative;
  margin: clamp(28px, 4vw, 50px) 0 clamp(24px, 3.4vw, 42px);
  padding-top: 14px;
}

.page-products .pf-skillmap-svg {
  position: absolute;
  left: 0;
  right: 0;
  top: 22px;
  width: 100%;
  height: 2px;
}

.page-products .pf-skillmap-svg path {
  stroke: var(--pf-gold-soft);
  stroke-width: 1;
  fill: none;
  vector-effect: non-scaling-stroke;
}

.page-products .pf-skillmap-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .page-products .pf-skillmap-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pf-skillmap-item {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: rgba(244, 238, 226, 0.78);
  background: var(--pitch);
  padding-right: 10px;
}

.page-products .pf-skillmap-dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(217, 164, 65, 0.16);
}

.page-products .pf-tabs {
  display: grid;
  gap: clamp(20px, 3vw, 42px);
}

@media (min-width: 900px) {
  .page-products .pf-tabs {
    grid-template-columns: minmax(196px, 250px) minmax(0, 1fr);
    align-items: start;
  }
}

.page-products .pf-tablist {
  position: relative;
  display: grid;
  gap: 6px;
  padding-left: 22px;
}

.page-products .pf-tablist::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 22px;
  bottom: 22px;
  width: 1px;
  background: var(--pf-hair-light);
}

.page-products .pf-tab {
  position: relative;
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 14px 12px 16px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: rgba(244, 238, 226, 0.82);
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}

.page-products .pf-tab::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 21px;
  width: 9px;
  height: 9px;
  margin-left: 1px;
  border-radius: 50%;
  background: rgba(244, 238, 226, 0.42);
  transition: background-color 140ms ease, transform 140ms ease;
}

.page-products .pf-tab-note {
  display: block;
  margin-top: 3px;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0;
  color: rgba(244, 238, 226, 0.55);
}

.page-products .pf-tab[aria-selected="true"] {
  background: var(--pitch-light);
  border-color: var(--pf-gold-soft);
  color: #fff;
}

.page-products .pf-tab[aria-selected="true"] .pf-tab-note {
  color: rgba(244, 238, 226, 0.72);
}

.page-products .pf-tab[aria-selected="true"]::before {
  background: var(--gold);
  transform: scale(1.22);
}

.page-products .pf-tab:focus-visible {
  outline: 2px solid var(--gold-light);
  outline-offset: 2px;
}

.page-products .pf-panels {
  min-width: 0;
}

.page-products .pf-panel {
  padding: clamp(18px, 2.6vw, 28px) 0 0;
  border-top: 1px solid var(--pf-hair-light);
}

.page-products .pf-panel-body {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

@media (min-width: 760px) {
  .page-products .pf-panel-body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    align-items: start;
  }
}

.page-products .pf-panel-text p {
  font-size: 16.5px;
  line-height: 1.78;
  color: rgba(244, 238, 226, 0.86);
  margin: 0 0 14px;
}

.page-products .pf-points {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  border-top: 1px solid var(--pf-hair-light);
  padding-top: 16px;
}

.page-products .pf-points li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.68;
  color: rgba(244, 238, 226, 0.82);
}

.page-products .pf-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .pf-points .mono {
  color: var(--gold-light);
  font-weight: 600;
}

.page-products .pf-panel-figure {
  margin: 0;
}

.page-products .pf-panel-aside {
  display: grid;
  gap: 14px;
}

.page-products .pf-stat {
  background: var(--pitch-light);
  border: 1px solid var(--pf-hair-light);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--pf-shadow);
}

.page-products .pf-stat .stat-label {
  display: block;
  font-size: 13px;
  color: rgba(244, 238, 226, 0.68);
  margin-bottom: 8px;
}

.page-products .pf-stat .stat-value {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 800;
  line-height: 1;
  color: var(--gold-light);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-stat .stat-unit {
  font-size: 0.4em;
  font-weight: 600;
  color: rgba(244, 238, 226, 0.7);
}

/* ---------- 分析视图 ---------- */
.page-products .pf-table-wrap {
  margin-top: clamp(24px, 3.4vw, 40px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--sand-line);
  border-radius: var(--radius);
  background: #FBF7EE;
}

.page-products .pf-table-caption {
  text-align: left;
  padding: 14px 18px 0;
  font-size: 13px;
  color: var(--ink-mute);
}

.page-products .pf-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-products .pf-table th,
.page-products .pf-table td {
  padding: 15px 18px;
  text-align: left;
  font-size: 15px;
  line-height: 1.62;
  border-bottom: 1px solid var(--sand-line);
  vertical-align: top;
}

.page-products .pf-table thead th {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--danxia-deep);
  background: rgba(199, 188, 168, 0.2);
}

.page-products .pf-table tbody th {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--pitch);
  white-space: nowrap;
}

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

/* ---------- 资源下载 ---------- */
.page-products .pf-download {
  background: var(--indigo);
  color: var(--sand);
}

.page-products .pf-download-grid {
  align-items: start;
}

.page-products .pf-download-figure {
  margin: clamp(26px, 3.4vw, 0) 0 0;
}

@media (min-width: 768px) {
  .page-products .pf-download-figure {
    margin: 8px 0 0;
  }
}

.page-products .pf-file-tabs {
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .pf-file-tablist {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--pf-hair-light);
  border-radius: var(--radius);
  background: rgba(13, 26, 43, 0.28);
  flex-wrap: wrap;
}

.page-products .pf-file-tab {
  padding: 9px 18px;
  border: 0;
  border-radius: 2px;
  background: transparent;
  color: rgba(244, 238, 226, 0.78);
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease;
}

.page-products .pf-file-tab[aria-selected="true"] {
  background: var(--gold);
  color: var(--night);
  font-weight: 600;
}

.page-products .pf-file-tab:focus-visible {
  outline: 2px solid var(--gold-light);
  outline-offset: 2px;
}

.page-products .pf-file-panel {
  margin-top: 18px;
}

.page-products .pf-file-panel p {
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(244, 238, 226, 0.84);
  margin: 0;
}

.page-products .pf-download-note {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--pf-hair-light);
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--gold-light);
}

/* ---------- API ---------- */
.page-products .pf-api {
  background: var(--night);
  color: var(--sand);
}

.page-products .pf-partners {
  display: grid;
  gap: 10px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--pf-hair-light);
}

@media (min-width: 640px) {
  .page-products .pf-partners {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-products .pf-partners li {
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(244, 238, 226, 0.82);
}

.page-products .pf-partners .mono {
  display: block;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  color: var(--gold-light);
  font-variant-numeric: tabular-nums;
  margin-bottom: 4px;
}

.page-products .pf-api-cta {
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 版本演进 ---------- */
.page-products .pf-timeline {
  display: grid;
  gap: 0;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--sand-line);
}

.page-products .pf-timeline-item {
  display: grid;
  gap: 8px;
  padding: 22px 0;
  border-bottom: 1px solid var(--sand-line);
}

@media (min-width: 760px) {
  .page-products .pf-timeline-item {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }
}

.page-products .pf-timeline-year {
  font-size: clamp(16px, 1.6vw, 19px);
  font-weight: 700;
  color: var(--danxia);
  letter-spacing: 0.02em;
}

.page-products .pf-timeline-body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 42em;
}

.page-products .pf-timeline-body .pf-h3 {
  margin-bottom: 6px;
}

.page-products .pf-versions-more {
  margin-top: clamp(22px, 3vw, 32px);
  font-size: 15px;
  color: var(--ink-soft);
}

.page-products .pf-versions-more a {
  color: var(--danxia);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 结尾入口 ---------- */
.page-products .pf-next {
  background: var(--wine);
  color: var(--sand);
}

.page-products .pf-next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

/* ---------- 图片通用 ---------- */
.page-products img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-products .figure-media {
  overflow: hidden;
  border-radius: var(--radius);
  background: rgba(23, 19, 15, 0.16);
}

.page-products .figure-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

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

.page-products .figure-media--tall img {
  aspect-ratio: 3 / 2;
}

.page-products .figure-caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
}

.page-products .zone-sand .figure-caption {
  color: var(--ink-mute);
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 640px) {
  .page-products .pf-title {
    font-size: clamp(26px, 8vw, 34px);
  }

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

  .page-products .pf-figure-num {
    font-size: clamp(26px, 8vw, 38px);
  }

  .page-products .pf-tablist {
    padding-left: 20px;
  }

  .page-products .pf-file-tablist {
    display: flex;
    width: 100%;
  }

  .page-products .pf-file-tab {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-tab,
  .page-products .pf-file-tab {
    transition: none;
  }
}