/* ============ 数据服务页 · page-products ============ */
.page-products {
  --svc-line: 1px solid var(--c-rule);
  --svc-edge: 2px solid var(--c-rule);
  display: block;
  padding-bottom: 88px;
  color: var(--c-mist);
  font-family: var(--font-body);
}

/* ---- 宽度节奏容器 ---- */
.page-products .svc-wrap {
  width: 100%;
  max-width: 1480px;
  margin-inline: auto;
  padding-inline: 16px;
}
.page-products .svc-wrap--mid { max-width: 1120px; }
.page-products .svc-wrap--narrow { max-width: 880px; }

@media (min-width: 900px) {
  .page-products .svc-wrap { padding-inline: 32px; }
}

/* ---- 面包屑 ---- */
.page-products .breadcrumb {
  margin: 20px 0 4px;
}

/* ============ 首屏框景 ============ */
.page-products .svc-hero {
  margin-top: 20px;
}

.page-products .svc-hero__frame {
  position: relative;
  border: 2px solid var(--c-teal);
  padding: 30px 18px 26px;
  background:
    radial-gradient(130% 120% at 8% 0%, rgba(41, 224, 214, 0.16), transparent 58%),
    radial-gradient(90% 90% at 100% 100%, rgba(17, 156, 153, 0.14), transparent 62%),
    linear-gradient(180deg, var(--c-panel) 0%, var(--c-abyss) 72%);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

@media (min-width: 768px) {
  .page-products .svc-hero__frame {
    padding: 52px 46px 44px;
  }
}

.page-products .svc-hero__frame::before {
  content: "";
  position: absolute;
  inset: 12px;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan)),
    linear-gradient(var(--c-cyan), var(--c-cyan));
  background-repeat: no-repeat;
  background-size:
    14px 2px, 2px 14px,
    14px 2px, 2px 14px,
    14px 2px, 2px 14px,
    14px 2px, 2px 14px;
  background-position:
    left top, left top,
    right top, right top,
    left bottom, left bottom,
    right bottom, right bottom;
}

.page-products .svc-hero__frame::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(41, 224, 214, 0.5) 0 1px,
    transparent 1px 18px
  );
}

.page-products .svc-hero__eyebrow {
  position: relative;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-products .svc-hero__title {
  position: relative;
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.02;
  font-size: clamp(40px, 7vw, 84px);
  color: var(--c-mist);
}

.page-products .svc-hero__lede {
  position: relative;
  max-width: 62ch;
  margin: 0 0 32px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-mist);
}

@media (min-width: 768px) {
  .page-products .svc-hero__lede { font-size: 17px; }
}

/* ---- 首屏数据条 ---- */
.page-products .svc-scale {
  position: relative;
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--svc-line);
  border-left: var(--svc-line);
}

@media (min-width: 768px) {
  .page-products .svc-scale {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .svc-scale__cell {
  padding: 16px 14px;
  border-right: var(--svc-line);
  border-bottom: var(--svc-line);
  background: rgba(12, 35, 56, 0.55);
}

.page-products .svc-scale__num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  font-size: clamp(34px, 5vw, 52px);
  color: var(--c-cyan);
}

.page-products .svc-scale__label {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-grey);
}

.page-products .svc-hero__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ 图版通用 ============ */
.page-products .plate-block {
  position: relative;
  margin-top: 72px;
  padding-top: 22px;
}

.page-products .plate-block::after {
  content: "";
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--c-rule) 0 2px,
    transparent 2px 9px
  );
  pointer-events: none;
}

.page-products .plate-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 16px;
  width: 76px;
  height: 2px;
  background: var(--c-cyan);
  z-index: 1;
}

@media (min-width: 900px) {
  .page-products .plate-block::after,
  .page-products .plate-block::before {
    left: 32px;
  }
  .page-products .plate-block::after { right: 32px; }
}

.page-products .plate-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin-bottom: 12px;
}

.page-products .plate-block__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
  white-space: nowrap;
}

.page-products .plate-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.22;
  font-size: clamp(24px, 4.2vw, 40px);
  color: var(--c-mist);
}

.page-products .plate-block__lede {
  max-width: 68ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-products .plate-block__note {
  max-width: 76ch;
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--c-grey);
}

/* ============ 图版 A · 数据中枢 ============ */
.page-products .hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-bottom: 28px;
}

@media (min-width: 960px) {
  .page-products .hub-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 34px;
    align-items: start;
  }
}

.page-products .hub-stack {
  position: relative;
  display: grid;
  gap: 14px;
  padding-left: 20px;
}

.page-products .hub-stack::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background-image: repeating-linear-gradient(
    180deg,
    var(--c-teal) 0 4px,
    transparent 4px 10px
  );
}

.page-products .hub-node {
  position: relative;
  display: block;
  padding: 18px 18px 18px 20px;
  border: var(--svc-edge);
  border-left: 4px solid var(--c-teal);
  background: var(--c-panel);
  color: var(--c-mist);
  text-decoration: none;
  box-shadow: 4px 4px 0 rgba(3, 11, 20, 0.72);
  transition: border-left-color 0.18s ease, transform 0.18s ease, background 0.18s ease;
}

.page-products .hub-node::after {
  content: "";
  position: absolute;
  left: -16px;
  top: 30px;
  width: 12px;
  height: 1px;
  background: var(--c-teal);
}

.page-products .hub-node:hover,
.page-products .hub-node:focus-visible {
  border-left-color: var(--c-cyan);
  background: var(--c-panel);
  transform: translate(-2px, -2px);
}

.page-products .hub-node__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-teal);
}

.page-products .hub-node__title {
  display: block;
  margin: 8px 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--c-mist);
}

.page-products .hub-node__desc {
  display: block;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-products .hub-node__meta {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--c-cyan);
}

.page-products .hub-figure {
  margin: 0;
}

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

.page-products .field-band li {
  padding: 7px 12px;
  border: var(--svc-line);
  background: var(--c-panel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-mist);
}

/* ============ 图版 B · 赛事档案 ============ */
.page-products .archive-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 34px;
}

@media (min-width: 900px) {
  .page-products .archive-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.8fr);
    gap: 32px;
    align-items: start;
  }
}

.page-products .archive-card {
  border: var(--svc-line);
  border-top: 2px solid var(--c-coral);
  background: var(--c-panel);
  padding: 20px 18px;
  margin-bottom: 18px;
}

.page-products .archive-card:last-child {
  margin-bottom: 0;
}

.page-products .archive-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-products .archive-card p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-products .archive-card p:last-child {
  margin-bottom: 0;
}

.page-products .snap-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .snap-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.68;
  color: var(--c-grey);
}

.page-products .snap-list .tag {
  white-space: nowrap;
}

.page-products .snap-warn {
  margin: 18px 0 0;
  padding: 10px 14px;
  border-left: 3px solid var(--c-coral);
  background: rgba(255, 107, 74, 0.09);
  font-size: 13px;
  line-height: 1.68;
  color: var(--c-coral-soft);
}

.page-products .archive-figure {
  margin: 0;
}

@media (min-width: 900px) {
  .page-products .archive-figure {
    position: sticky;
    top: 24px;
  }
}

.page-products .table-cap {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-grey);
}

/* ---- 结构化表格 ---- */
.page-products .svc-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: var(--svc-line);
  border-top: 2px solid var(--c-teal);
  background: var(--c-abyss);
}

.page-products .svc-table {
  width: 100%;
  min-width: 660px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
}

.page-products .svc-table th {
  padding: 12px 14px;
  background: var(--c-deep);
  border-bottom: 1px solid var(--c-teal);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-grey);
  text-align: left;
  white-space: nowrap;
}

.page-products .svc-table td {
  padding: 12px 14px;
  border-bottom: var(--svc-line);
  font-size: 14px;
  line-height: 1.62;
  color: var(--c-mist);
  vertical-align: top;
}

.page-products .svc-table tbody tr:nth-child(even) td {
  background: var(--c-panel);
}

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

/* ---- 轮次表：首列冻结 ---- */
.page-products .round-table th:first-child,
.page-products .round-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--c-abyss);
  box-shadow: 1px 0 0 var(--c-rule);
}

.page-products .round-table thead th:first-child {
  z-index: 3;
  background: var(--c-deep);
}

.page-products .round-table tbody tr:nth-child(even) td:first-child {
  background: var(--c-panel);
}

.page-products .round-table td:nth-child(1),
.page-products .round-table td:nth-child(4),
.page-products .round-table td:nth-child(5) {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.page-products .round-banner {
  margin: 0 0 22px;
}

/* ============ 图版 D · 青训曲线 ============ */
.page-products .youth-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

@media (min-width: 960px) {
  .page-products .youth-grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 34px;
    align-items: start;
  }
}

.page-products .youth-figure {
  margin: 0;
}

.page-products .youth-body h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-products .youth-body p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-products .chart-shell {
  margin-top: 18px;
  padding: 14px 12px 10px;
  border: var(--svc-line);
  background: linear-gradient(180deg, var(--c-panel) 0%, var(--c-abyss) 100%);
}

.page-products .youth-chart {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .chart-grid line {
  stroke: var(--c-rule);
  stroke-width: 1;
}

.page-products .chart-axis text {
  fill: var(--c-grey);
  font-family: var(--font-mono);
  font-size: 11px;
}

.page-products .chart-line {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-products .chart-line--u17 { stroke: var(--c-cyan); stroke-width: 2.5; }
.page-products .chart-line--u15 { stroke: var(--c-teal); }
.page-products .chart-line--u13 { stroke: var(--c-coral-soft); }

.page-products .chart-dot {
  stroke: var(--c-abyss);
  stroke-width: 2;
}

.page-products .chart-dot--u17 { fill: var(--c-cyan); }
.page-products .chart-dot--u15 { fill: var(--c-teal); }
.page-products .chart-dot--u13 { fill: var(--c-coral-soft); }

.page-products .chart-legend {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.page-products .chart-legend li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-grey);
}

.page-products .chart-legend__sw {
  width: 16px;
  height: 3px;
  display: inline-block;
}

.page-products .chart-legend__sw--u17 { background: var(--c-cyan); }
.page-products .chart-legend__sw--u15 { background: var(--c-teal); }
.page-products .chart-legend__sw--u13 { background: var(--c-coral-soft); }

/* ============ 图版 E · 球迷组织 ============ */
.page-products .fans-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

@media (min-width: 900px) {
  .page-products .fans-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 34px;
    align-items: start;
  }
}

.page-products .fans-body h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-products .fans-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: var(--svc-line);
}

.page-products .fans-list li {
  display: grid;
  gap: 5px;
  padding: 14px 0;
  border-bottom: var(--svc-line);
}

@media (min-width: 640px) {
  .page-products .fans-list li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

.page-products .fans-list__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-grey);
}

.page-products .fans-list__v {
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-products .fans-figure {
  margin: 0;
}

/* ============ 图版 F · 检索 ============ */
.page-products .entry-grid {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-rule);
  border: var(--svc-edge);
}

@media (min-width: 820px) {
  .page-products .entry-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .entry-card {
  background: var(--c-panel);
  padding: 22px 18px;
  transition: background 0.2s ease;
}

.page-products .entry-card:hover {
  background: rgba(17, 156, 153, 0.14);
}

.page-products .entry-card__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-products .entry-card h3 {
  margin: 10px 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-products .entry-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-grey);
}

.page-products .paths-sub {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(18px, 2.6vw, 22px);
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-products .path-chain {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-rule);
  border: var(--svc-line);
}

@media (min-width: 820px) {
  .page-products .path-chain {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .path-chain > li {
  background: var(--c-panel);
  display: flex;
}

.page-products .path-step {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 18px;
  color: var(--c-mist);
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-products .path-step:hover,
.page-products .path-step:focus-visible {
  background: rgba(41, 224, 214, 0.1);
  color: var(--c-cyan);
}

.page-products .path-step__n {
  flex: none;
  padding: 3px 8px;
  border: 1px solid var(--c-teal);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-cyan);
}

.page-products .path-step__t {
  font-size: 15px;
  line-height: 1.6;
}

/* ============ 图版 G · 口径 ============ */
.page-products .caveat-panel {
  border: var(--svc-edge);
  border-left: 4px solid var(--c-coral);
  background: var(--c-panel);
  padding: 26px 20px;
  box-shadow: var(--shadow-hard);
}

@media (min-width: 768px) {
  .page-products .caveat-panel {
    padding: 32px 30px;
  }
}

.page-products .caveat-panel > p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-products .caveat-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .caveat-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-products .caveat-list li::before {
  content: "—";
  font-family: var(--font-mono);
  color: var(--c-coral);
}

.page-products .caveat-links {
  margin: 26px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ 尾部导航 ============ */
.page-products .svc-next {
  margin-top: 76px;
  padding-top: 30px;
  border-top: var(--svc-line);
}

.page-products .svc-next__title {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-grey);
}

.page-products .svc-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
}

.page-products .svc-next__list a {
  display: inline-block;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--c-teal);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--c-mist);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-products .svc-next__list a:hover,
.page-products .svc-next__list a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

/* ============ 响应式与可访问性收敛 ============ */
@media (min-width: 1200px) {
  .page-products .plate-block {
    margin-top: 88px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .hub-node,
  .page-products .entry-card,
  .page-products .path-step,
  .page-products .svc-next__list a {
    transition: none;
  }
  .page-products .hub-node:hover,
  .page-products .hub-node:focus-visible {
    transform: none;
  }
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products :focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}