/* ============================================================
   数据平台 / page-products
   ============================================================ */

.page-products > .breadcrumb {
  padding-top: calc(var(--header-h) + 24px);
  padding-bottom: 18px;
}

/* ---------- 首屏 ---------- */

.page-products .pf-hero {
  position: relative;
  background:
    linear-gradient(168deg, var(--ink) 0%, var(--green-900) 62%, var(--ink) 100%);
  overflow: hidden;
  padding-bottom: 48px;
}

.page-products .pf-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(35, 55, 47, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(35, 55, 47, 0.55) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: 0.5;
}

.page-products .pf-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 8px;
}

.page-products .pf-hero__lead { order: 1; }
.page-products .pf-hero__figure { order: 2; }
.page-products .pf-hero__counter { order: 3; }

.page-products .pf-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 9vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-products .pf-hero__desc {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pf-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-hero__figure {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, var(--green-700), var(--ink));
  clip-path: polygon(0 0, 100% 0, 100% 88%, 88% 100%, 0 100%);
}

.page-products .pf-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  opacity: 0.88;
}

.page-products .pf-hero__counter {
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.page-products .pf-hero__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(58px, 17vw, 132px);
  line-height: 0.92;
  letter-spacing: -0.045em;
  color: var(--cyan);
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 6px;
  overflow-wrap: anywhere;
}

.page-products .pf-hero__cap {
  display: block;
  margin-top: 12px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
}

.page-products .pf-hero__foot {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

@media (min-width: 900px) {
  .page-products .pf-hero {
    padding-bottom: 88px;
  }

  .page-products .pf-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    grid-template-areas:
      "lead figure"
      "counter figure";
    grid-template-rows: auto 1fr;
    column-gap: 56px;
    row-gap: 40px;
    align-items: start;
  }

  .page-products .pf-hero__lead { grid-area: lead; }
  .page-products .pf-hero__figure { grid-area: figure; }
  .page-products .pf-hero__counter { grid-area: counter; align-self: end; }
}

/* ---------- 通用标题 ---------- */

.page-products .pf-h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 4.6vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-products .pf-lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 栏目结构总览 ---------- */

.page-products .pf-dossier {
  border-top: 1px solid var(--line);
}

.page-products .pf-dossier__head {
  max-width: 720px;
}

.page-products .pf-dossier__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--green-900);
  border: 1px solid var(--line);
  padding: 26px 22px 24px;
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .pf-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--cyan);
}

.page-products .pf-card:nth-child(3)::before,
.page-products .pf-card:nth-child(4)::before {
  background: var(--orange);
}

.page-products .pf-card:hover,
.page-products .pf-card:focus-within {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .pf-card__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

.page-products .pf-card__name {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  color: var(--text);
}

.page-products .pf-card__big {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(34px, 8vw, 46px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
  border-bottom: 1px solid var(--cyan);
  padding-bottom: 6px;
}

.page-products .pf-card:nth-child(3) .pf-card__big,
.page-products .pf-card:nth-child(4) .pf-card__big {
  color: var(--cyan-soft);
  border-bottom-color: var(--line);
}

.page-products .pf-card__unit {
  margin: 10px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-products .pf-card__desc {
  margin: 14px 0 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .pf-card__jump {
  margin-top: 20px;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-products .pf-card__jump:hover {
  border-bottom-color: var(--cyan);
}

.page-products .pf-card__jump:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

@media (min-width: 720px) {
  .page-products .pf-dossier__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-products .pf-dossier__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pf-card:nth-child(2),
  .page-products .pf-card:nth-child(4) {
    margin-top: 30px;
  }
}

/* ---------- 分栏区块 ---------- */

.page-products .pf-block {
  border-top: 1px solid var(--line);
}

.page-products .pf-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

@media (min-width: 980px) {
  .page-products .pf-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 56px;
    align-items: start;
  }

  .page-products .pf-split__aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

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

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

/* ---------- 字段口径浮层 ---------- */

.page-products .pf-terms {
  margin-top: 28px;
  border-top: 1px solid var(--line);
}

.page-products .pf-term {
  position: relative;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pf-term__btn {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
  cursor: help;
  border-bottom: 1px dashed var(--cyan);
  border-radius: 0;
}

.page-products .pf-term__btn:hover {
  color: var(--cyan);
}

.page-products .pf-term__btn:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-products .pf-term__pop {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
  border-left: 2px solid var(--line);
  padding-left: 12px;
}

@media (min-width: 980px) {
  .page-products .pf-term__pop {
    position: absolute;
    left: 0;
    top: calc(100% - 2px);
    z-index: 6;
    width: min(340px, 88vw);
    margin: 0;
    padding: 14px 16px;
    background: var(--carbon);
    border: 1px solid var(--cyan);
    border-left-width: 3px;
    color: var(--text);
    font-size: 13px;
    line-height: 1.65;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 160ms var(--ease), transform 160ms var(--ease), visibility 160ms linear;
  }

  .page-products .pf-term:hover .pf-term__pop,
  .page-products .pf-term:focus-within .pf-term__pop {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

/* ---------- 图表与配图 ---------- */

.page-products .pf-figure {
  margin: 32px 0 0;
}

.page-products .pf-figure .figure__img img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.9;
}

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

.page-products .pf-zones {
  margin-top: 32px;
}

.page-products .pf-zones__svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
}

.page-products .pf-zones__cap {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--text-dim);
}

/* ---------- 号码记录卡 ---------- */

.page-products .pf-records {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 32px;
}

@media (min-width: 760px) {
  .page-products .pf-records {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .pf-rec {
  border: 1px solid var(--line);
  background: var(--green-900);
  transition: border-color 180ms var(--ease);
}

.page-products .pf-rec:hover,
.page-products .pf-rec[open] {
  border-color: var(--cyan);
}

.page-products .pf-rec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 18px;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .pf-rec__head::-webkit-details-marker {
  display: none;
}

.page-products .pf-rec__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-products .pf-rec__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
  border-bottom: 1px solid var(--cyan);
  padding-bottom: 2px;
}

.page-products .pf-rec__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-products .pf-rec__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

.page-products .pf-rec__sub {
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-dim);
}

.page-products .pf-rec__chev {
  position: relative;
  width: 14px;
  height: 14px;
}

.page-products .pf-rec__chev::before,
.page-products .pf-rec__chev::after {
  content: "";
  position: absolute;
  background: var(--text-dim);
}

.page-products .pf-rec__chev::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1px;
}

.page-products .pf-rec__chev::after {
  left: 6px;
  top: 0;
  width: 1px;
  height: 14px;
  transition: transform 160ms var(--ease), opacity 160ms var(--ease);
}

.page-products .pf-rec[open] .pf-rec__chev::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-products .pf-rec__steps {
  margin: 0;
  padding: 4px 18px 18px;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .pf-rec__steps li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 9px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(35, 55, 47, 0.7);
}

.page-products .pf-rec__steps li:last-child {
  border-bottom: 0;
}

.page-products .pf-rec__round {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* ---------- 旁注栏 ---------- */

.page-products .pf-side {
  padding: 24px 22px;
  background: var(--green-900);
}

.page-products .pf-side + .pf-side,
.page-products .pf-figure + .pf-side {
  margin-top: 20px;
}

.page-products .pf-side__body {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pf-side__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .pf-side__link {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}

.page-products .pf-side__link:hover {
  border-bottom-color: var(--cyan);
}

.page-products .pf-side__link:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 更新节奏 ---------- */

.page-products .pf-tempo {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink) 0%, var(--green-900) 100%);
}

.page-products .pf-tempo__head {
  max-width: 720px;
}

.page-products .pf-tempo__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  margin-top: 40px;
}

@media (min-width: 980px) {
  .page-products .pf-tempo__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 56px;
  }
}

.page-products .pf-tempo__table {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.page-products .pf-tempo__caption {
  padding: 14px 16px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-products .pf-tempo__aside {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.page-products .pf-statlist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pf-statlist .stat {
  background: var(--green-900);
  padding: 20px 16px;
}

.page-products .pf-statlist .stat__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(24px, 6vw, 32px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-products .pf-statlist .stat__num--signal {
  color: var(--orange);
}

.page-products .pf-statlist .stat__label {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
}

.page-products .pf-tempo__aside .callout p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-products .pf-tempo__aside .callout__key {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .pf-tempo__aside .callout--gap .callout__key {
  color: var(--orange);
}

/* ---------- 尾部入口 ---------- */

.page-products .pf-next {
  border-top: 1px solid var(--line);
}

.page-products .pf-next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

@media (min-width: 980px) {
  .page-products .pf-next__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: 56px;
    align-items: start;
  }
}

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

.page-products .pf-next__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 760px) {
  .page-products .pf-next__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .pf-next__link {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--green-900);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  color: var(--text);
  text-decoration: none;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-products .pf-next__link span {
  font-family: var(--font-head);
  font-weight: 400;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-dim);
  transition: color 180ms var(--ease);
}

.page-products .pf-next__link:hover {
  background: var(--green-700);
  color: var(--cyan);
}

.page-products .pf-next__link:hover span {
  color: var(--text);
}

.page-products .pf-next__link:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

/* ---------- 窄屏收束 ---------- */

@media (max-width: 480px) {
  .page-products .pf-hero__figure {
    clip-path: none;
  }

  .page-products .pf-card {
    padding: 22px 18px;
  }

  .page-products .pf-rec__head {
    grid-template-columns: auto minmax(0, 1fr) 14px;
    gap: 12px;
    padding: 14px;
  }

  .page-products .pf-rec__num {
    font-size: 28px;
  }

  .page-products .pf-statlist .stat {
    padding: 16px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-card,
  .page-products .pf-rec,
  .page-products .pf-term__pop,
  .page-products .pf-next__link {
    transition: none;
  }

  .page-products .pf-card:hover,
  .page-products .pf-card:focus-within {
    transform: none;
  }
}