/* =========================================================
   产品服务页 · 天行体育首页平台赛事板块与移动端站内索引
   作用域：.page-products
   ========================================================= */
.page-products {
  --prod-sun: #FFB200;
  --prod-sun-deep: #E59C00;
  --prod-navy: #0F2A43;
  --prod-ink: #0A0A0A;
  --prod-paper: #FFFFFF;
  --prod-fog: #F5F5F5;
  --prod-mist: #CCCCCC;
  --prod-deep: #333333;
  --prod-cyan: #00C9C8;
  background: var(--prod-paper);
  color: var(--prod-ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-products section[id] {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

/* ---------- 页面头部 ---------- */
.prod-hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(255, 178, 0, 0.10) 0%, rgba(255, 255, 255, 0) 42%),
    var(--prod-paper);
  border-bottom: 1px solid var(--prod-mist);
  padding: 40px 0 48px;
}

.prod-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--prod-sun);
}

.prod-hero::after {
  content: "PRO";
  position: absolute;
  top: 10px;
  right: 4px;
  font-family: var(--font-mono);
  font-size: 68px;
  font-weight: 900;
  line-height: 1;
  color: rgba(10, 10, 10, 0.04);
  writing-mode: vertical-rl;
  letter-spacing: -0.08em;
  pointer-events: none;
}

.prod-hero-kicker {
  margin: 28px 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--prod-navy);
  text-transform: uppercase;
}

.prod-hero-title {
  margin: 0 0 16px;
  max-width: 980px;
  font-size: clamp(28px, 5.4vw, 48px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.prod-hero-lead {
  margin: 0 0 28px;
  max-width: 740px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--prod-deep);
}

.prod-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 章节通用 ---------- */
.prod-section-head {
  display: flex;
  gap: 14px;
  align-items: stretch;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--prod-mist);
  margin-bottom: 20px;
}

.prod-chapter-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-width: 44px;
  padding: 0 6px;
  background: var(--prod-ink);
  color: var(--prod-sun);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

.prod-section-head-copy {
  min-width: 0;
}

.prod-kicker {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--prod-sun-deep);
}

.prod-section-title {
  margin: 0;
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.prod-section-desc {
  margin: 0 0 28px;
  max-width: 840px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--prod-deep);
}

/* ---------- 章节：赛事板块总览 ---------- */
.prod-overview {
  padding: 64px 0;
  background: var(--prod-fog);
}

.prod-overview-grid {
  display: grid;
  gap: 28px;
  margin-top: 24px;
}

.prod-feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--prod-mist);
  padding-top: 16px;
}

.prod-feature {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 18px 20px;
  background: var(--prod-paper);
  border-left: 4px solid var(--prod-sun);
  box-shadow: 0 1px 0 rgba(10, 10, 10, 0.05);
}

.prod-feature-num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--prod-navy);
}

.prod-feature-body h3 {
  margin: 0 0 4px;
  font-size: 18px;
  font-weight: 900;
}

.prod-feature-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--prod-deep);
}

.prod-overview-fig {
  margin: 0;
}

.prod-overview-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--prod-paper);
}

.prod-overview-fig figcaption,
.prod-stat-figure figcaption,
.prod-sync-fig figcaption {
  display: inline-block;
  margin-top: 8px;
  padding-left: 10px;
  border-left: 3px solid var(--prod-sun);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--prod-deep);
}

/* ---------- 章节：失球分布与射门统计 ---------- */
.prod-stats-section {
  padding: 64px 0;
  background: var(--prod-paper);
}

.prod-stat-row {
  display: grid;
  gap: 24px;
  margin-bottom: 24px;
}

.prod-stat-block {
  padding: 24px 20px;
  background: var(--prod-fog);
  border-top: 4px solid var(--prod-navy);
}

.prod-stat-block-head {
  display: flex;
  gap: 10px;
  align-items: baseline;
  margin-bottom: 12px;
}

.prod-stat-index {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--prod-sun-deep);
}

.prod-stat-block-head h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
}

.prod-stat-block > p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--prod-deep);
}

.prod-stat-dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  margin: 0 0 18px;
  padding: 12px 0 0;
  border-top: 1px dashed var(--prod-mist);
}

.prod-stat-dl div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.prod-stat-dl dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--prod-navy);
}

.prod-stat-dl dd {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--prod-ink);
}

.prod-heatmap,
.prod-barchart {
  padding: 10px;
  background: var(--prod-paper);
  border: 1px solid var(--prod-mist);
}

.prod-heatmap svg,
.prod-barchart svg {
  display: block;
  width: 100%;
  height: auto;
}

.prod-stat-figure {
  margin: 0;
}

.prod-stat-figure-grid {
  display: grid;
  gap: 20px;
}

.prod-stat-figure-grid img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--prod-mist);
}

/* ---------- 章节：移动端索引与版本对照 ---------- */
.prod-version-section {
  padding: 64px 0;
  background: var(--prod-navy);
  color: var(--prod-paper);
}

.prod-version-section .prod-section-head {
  border-bottom-color: rgba(255, 255, 255, 0.18);
}

.prod-version-section .prod-kicker {
  color: var(--prod-sun);
}

.prod-version-section .prod-section-desc {
  color: rgba(255, 255, 255, 0.78);
}

.prod-version-compare {
  display: grid;
  gap: 20px;
  margin: 24px 0;
}

.prod-version-card {
  padding: 22px 20px;
  background: rgba(255, 255, 255, 0.06);
  border-left: 4px solid var(--prod-sun);
}

.prod-version-card--international {
  border-left-color: var(--prod-cyan);
}

.prod-version-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 900;
  color: var(--prod-paper);
}

.prod-version-card p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
}

.prod-version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.prod-version-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
}

.prod-version-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--prod-sun);
}

.prod-device-frame {
  max-width: 320px;
  margin: 36px auto 0;
  text-align: center;
}

.prod-device {
  background: var(--prod-ink);
  border: 10px solid var(--prod-ink);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
}

.prod-device-bar {
  height: 18px;
  background: var(--prod-ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.prod-device img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--prod-paper);
}

.prod-device-caption {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

/* ---------- 章节：联赛排名查询 ---------- */
.prod-ranking-section {
  padding: 64px 0;
  background: var(--prod-fog);
}

.prod-ranking-grid {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.prod-ranking-table-wrap {
  overflow-x: auto;
  background: var(--prod-paper);
  border: 1px solid var(--prod-mist);
}

.prod-ranking-table-wrap .data-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.prod-ranking-table-wrap .data-table th,
.prod-ranking-table-wrap .data-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--prod-mist);
  text-align: left;
  white-space: nowrap;
  font-family: var(--font-mono);
}

.prod-ranking-table-wrap .data-table th {
  background: var(--prod-ink);
  color: var(--prod-sun);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.prod-ranking-table-wrap .data-table td {
  color: var(--prod-ink);
}

.prod-ranking-table-wrap .data-table tr:last-child td {
  border-bottom: 0;
}

.prod-ranking-table-wrap .data-table tr:hover td {
  background: rgba(255, 178, 0, 0.08);
}

.prod-ranking-note {
  padding: 22px 20px;
  background: var(--prod-paper);
  border-left: 4px solid var(--prod-sun);
}

.prod-ranking-note h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 900;
}

.prod-ranking-steps {
  margin: 0 0 16px;
  padding-left: 20px;
  display: grid;
  gap: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--prod-deep);
}

.prod-ranking-tip {
  margin: 0;
  padding: 10px 12px;
  background: var(--prod-fog);
  border-left: 3px solid var(--prod-navy);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--prod-navy);
}

/* ---------- 章节：多设备同步 ---------- */
.prod-sync-section {
  padding: 64px 0;
  background: var(--prod-paper);
}

.prod-sync-grid {
  display: grid;
  gap: 28px;
  margin: 24px 0;
}

.prod-sync-flow {
  padding: 12px;
  background: var(--prod-fog);
  border: 1px solid var(--prod-mist);
  overflow-x: auto;
}

.prod-sync-flow svg {
  display: block;
  min-width: 640px;
  max-width: none;
  height: auto;
}

.prod-sync-features h3 {
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 900;
}

.prod-sync-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.prod-sync-list li {
  position: relative;
  padding: 14px 14px 14px 42px;
  background: var(--prod-fog);
  border-right: 3px solid var(--prod-sun);
  font-size: 14px;
  line-height: 1.7;
  color: var(--prod-deep);
}

.prod-sync-list li::before {
  content: attr(data-step);
  position: absolute;
  left: 10px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 900;
  color: var(--prod-sun-deep);
}

.prod-sync-list li strong {
  display: block;
  margin-bottom: 2px;
  color: var(--prod-ink);
}

.prod-sync-note {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--prod-mist);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--prod-deep);
}

.prod-sync-fig {
  margin: 20px 0 0;
}

.prod-sync-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--prod-mist);
}

/* ---------- 章节：数据更新与覆盖范围 ---------- */
.prod-coverage-section {
  padding: 64px 0;
  background: var(--prod-ink);
  color: var(--prod-paper);
}

.prod-coverage-section .prod-section-head {
  border-bottom-color: rgba(255, 255, 255, 0.18);
}

.prod-coverage-section .prod-kicker {
  color: var(--prod-sun);
}

.prod-coverage-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 32px 0;
}

.prod-stat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 16px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.14);
  overflow: hidden;
}

.prod-stat-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: var(--prod-sun);
}

.prod-stat-card-value {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--prod-sun);
}

.prod-stat-card-plus {
  margin-left: 2px;
  font-size: 20px;
  color: rgba(255, 255, 255, 0.85);
}

.prod-stat-card-label {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}

.prod-coverage-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 32px;
}

.prod-coverage-block {
  padding: 18px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.prod-coverage-block h3 {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--prod-sun);
}

.prod-coverage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.prod-coverage-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

.prod-coverage-list li::before {
  content: "#";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--prod-sun);
}

.prod-version-history {
  padding: 20px 16px;
  background: rgba(255, 255, 255, 0.04);
  border-top: 2px solid var(--prod-sun);
  margin-bottom: 28px;
}

.prod-history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.prod-history-list li {
  display: grid;
  grid-template-columns: 54px 38px 1fr;
  gap: 10px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
}

.prod-history-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.prod-history-year {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--prod-paper);
}

.prod-history-ver {
  padding: 2px 4px;
  background: rgba(255, 178, 0, 0.12);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  color: var(--prod-sun);
}

.prod-history-list p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.prod-coverage-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.prod-coverage-tag {
  padding: 6px 10px;
  background: rgba(255, 178, 0, 0.06);
  border: 1px solid rgba(255, 178, 0, 0.5);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--prod-sun);
}

/* ---------- 相关导航 ---------- */
.prod-related {
  padding: 48px 0;
  background: var(--prod-navy);
  color: var(--prod-paper);
}

.prod-related-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.prod-related-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--prod-sun);
}

.prod-related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.prod-related-link {
  display: inline-block;
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 14px;
  font-weight: 700;
  color: var(--prod-paper);
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.prod-related-link:hover,
.prod-related-link:focus-visible {
  background: var(--prod-sun);
  border-color: var(--prod-sun);
  color: var(--prod-ink);
}

/* ---------- 断点：平板及桌面 ---------- */
@media (min-width: 640px) {
  .prod-coverage-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .prod-stat-dl {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 820px) {
  .prod-stat-row {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .prod-stat-figure-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .prod-overview-grid {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: start;
  }

  .prod-overview-fig {
    position: relative;
    margin-top: 18px;
  }

  .prod-overview-fig::before {
    content: "";
    position: absolute;
    right: -12px;
    top: -12px;
    width: 100%;
    height: 100%;
    background: var(--prod-sun);
    z-index: 0;
  }

  .prod-overview-fig img,
  .prod-overview-fig figcaption {
    position: relative;
    z-index: 1;
  }

  .prod-overview-fig figcaption {
    background: var(--prod-paper);
    padding-right: 10px;
  }

  .prod-version-compare {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .prod-device-frame {
    max-width: 300px;
  }

  .prod-sync-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: start;
  }

  .prod-coverage-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .prod-history-list {
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
  }

  .prod-history-list li {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
    min-height: 120px;
    padding: 0 12px 0 0;
    border-bottom: 0;
    border-right: 1px dashed rgba(255, 255, 255, 0.15);
  }

  .prod-history-list li:last-child {
    border-right: 0;
  }

  .prod-related-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 980px) {
  .prod-ranking-grid {
    grid-template-columns: 7fr 5fr;
    gap: 28px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}