.page-products {
  --prod-pad: clamp(28px, 5vw, 74px);
  --prod-gap: clamp(22px, 3vw, 46px);
  --prod-line-soft: rgba(44, 74, 62, 0.75);
  background: var(--ink);
  color: var(--chalk);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- 封面 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: clamp(26px, 6vw, 64px) var(--edge) clamp(34px, 6vw, 72px);
  border-bottom: 2px solid var(--line);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(255, 106, 42, 0.16), transparent 62%),
    radial-gradient(90% 80% at 100% 100%, rgba(63, 169, 245, 0.12), transparent 60%),
    var(--ink);
  overflow: hidden;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.3;
  pointer-events: none;
}

.page-products .prod-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1040px;
}

.page-products .prod-crumb-current {
  color: var(--mist);
}

.page-products .prod-hero .eyebrow {
  margin: clamp(16px, 3vw, 30px) 0 12px;
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--orange);
}

.page-products .prod-hero__title {
  margin: 0;
}

.page-products .prod-hero__lead {
  display: block;
  font-size: clamp(36px, 8vw, 92px);
  font-weight: 250;
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--chalk);
}

.page-products .prod-hero__sub {
  display: block;
  margin-top: 0.18em;
  font-size: clamp(20px, 3.6vw, 42px);
  font-weight: 900;
  line-height: 1.14;
  color: var(--orange);
}

.page-products .prod-hero__lede {
  max-width: 44ch;
  margin: clamp(18px, 3vw, 30px) 0 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--chalk);
}

.page-products .prod-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: clamp(16px, 2.5vw, 22px) 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-products .prod-hero__facts li {
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
}

.page-products .prod-hero__num {
  font-size: 22px;
  color: var(--orange);
  margin-right: 2px;
}

/* ---------- 功能标签条 ---------- */
.page-products .prod-tabs {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(14, 26, 22, 0.95);
  border-bottom: 2px solid var(--line);
  backdrop-filter: blur(8px);
}

.page-products .prod-tabs__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 10px var(--edge);
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .prod-tabs__link {
  display: block;
  white-space: nowrap;
  padding: 9px 14px;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: var(--mist);
  border: 1px solid var(--line);
  background: transparent;
  transition: color 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .prod-tabs__link:hover,
.page-products .prod-tabs__link:focus-visible {
  color: var(--ink);
  background: var(--orange);
  border-color: var(--orange);
}

/* ---------- 功能分区通用 ---------- */
.page-products .prod-block {
  padding: var(--prod-pad) var(--edge);
  border-bottom: 2px solid var(--line);
}

.page-products .prod-block--panel {
  background:
    linear-gradient(180deg, rgba(63, 169, 245, 0.05), transparent 40%),
    var(--panel);
}

.page-products .prod-block__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.5vw, 44px);
}

.page-products .prod-block__idx {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--orange);
}

.page-products .prod-block__head .section-title {
  margin: 0 0 12px;
  font-size: clamp(25px, 4.2vw, 44px);
  font-weight: 900;
  line-height: 1.14;
  color: var(--chalk);
}

.page-products .prod-block__note {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: var(--mist);
}

.page-products .prod-block__row {
  display: grid;
  gap: var(--prod-gap);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-products .prod-block__text p {
  margin: 0 0 1em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--chalk);
}

.page-products .prod-block__aside {
  margin: 1.2em 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--mist);
}

.page-products .prod-inline-link {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
}

.page-products .prod-inline-link:hover,
.page-products .prod-inline-link:focus-visible {
  color: var(--chalk);
  border-bottom-color: var(--chalk);
}

.page-products .prod-points {
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .prod-points li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.74;
  color: rgba(247, 245, 239, 0.9);
}

.page-products .prod-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 2px;
  background: var(--orange);
}

/* ---------- 图片框 ---------- */
.page-products .prod-figure {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink);
}

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

.page-products .prod-figure__cap {
  padding: 11px 14px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

.page-products .prod-figure--wide {
  margin-bottom: clamp(24px, 3.5vw, 42px);
  border-color: var(--orange);
}

/* ---------- 联赛分组 ---------- */
.page-products .league-groups {
  display: grid;
  gap: 16px;
  margin-top: 1.4em;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-products .league-group__k {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-products .league-group__list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ---------- 复盘列表演示 ---------- */
.page-products .feed-card {
  border: 2px solid var(--line);
  background: var(--ink);
  box-shadow: 6px 6px 0 var(--orange);
}

.page-products .feed-card__title {
  margin: 0;
  padding: 12px 16px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--orange);
  border-bottom: 1px solid var(--line);
}

.page-products .feed-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .feed-item {
  display: grid;
  grid-template-columns: 62px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--prod-line-soft);
}

.page-products .feed-item__time {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .feed-item__score {
  font-size: 20px;
  color: var(--red);
  letter-spacing: 0.04em;
}

.page-products .feed-item__meta {
  font-size: 12px;
  color: var(--blue);
}

.page-products .feed-card__foot {
  margin: 0;
  padding: 12px 16px;
  font-size: 12px;
  color: var(--mist);
}

/* ---------- 比分与跑动演示 ---------- */
.page-products .demo-card {
  border: 2px solid var(--line);
  background: var(--ink);
  box-shadow: 6px 6px 0 rgba(63, 169, 245, 0.5);
}

.page-products .demo-card__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .demo-card__time {
  margin-left: auto;
  font-size: 13px;
  color: var(--mist);
}

.page-products .demo-card__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.page-products .demo-col {
  padding: 16px 14px;
}

.page-products .demo-col--score {
  border-right: 1px solid var(--line);
  background: rgba(226, 58, 58, 0.07);
}

.page-products .demo-col--run {
  background: rgba(63, 169, 245, 0.07);
}

.page-products .demo-col__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-products .demo-col__num {
  margin: 0;
  font-size: clamp(38px, 9vw, 58px);
  line-height: 1;
  color: var(--red);
  letter-spacing: 0.02em;
}

.page-products .demo-col__sep {
  color: var(--mist);
  padding: 0 2px;
}

.page-products .demo-col__hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--mist);
}

.page-products .run-line {
  display: block;
  width: 100%;
  height: 80px;
}

.page-products .run-line__path {
  fill: none;
  stroke: var(--blue);
  stroke-width: 2.4;
  stroke-linejoin: round;
  stroke-linecap: round;
}

/* ---------- 观赛档案研究板 ---------- */
.page-products .prod-board {
  padding: clamp(20px, 3vw, 30px);
  background: var(--cream);
  color: var(--brown);
  border: 2px solid var(--brown);
  box-shadow: 8px 8px 0 var(--orange);
}

.page-products .prod-board__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: var(--brown);
}

.page-products .arch-item {
  border-bottom: 1px solid rgba(34, 26, 20, 0.28);
  padding: 12px 0;
}

.page-products .arch-item summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--brown);
}

.page-products .arch-item summary::-webkit-details-marker {
  display: none;
}

.page-products .arch-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-products .arch-item[open] summary::after {
  content: "–";
}

.page-products .arch-item__list {
  margin: 10px 0 0;
  padding: 0 0 0 18px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(34, 26, 20, 0.85);
}

.page-products .arch-item__p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(34, 26, 20, 0.85);
}

/* ---------- 节点选路 ---------- */
.page-products .route-card {
  border: 2px solid var(--line);
  background: var(--ink);
  padding: clamp(16px, 2.5vw, 24px);
}

.page-products .route-card__title {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--orange);
}

.page-products .route-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .route-map__line {
  fill: none;
  stroke: var(--blue);
  stroke-width: 1.6;
  opacity: 0.65;
}

.page-products .route-map__line--alt {
  stroke: var(--line);
  stroke-dasharray: 5 6;
  opacity: 0.9;
}

.page-products .route-map__node circle {
  fill: var(--panel);
  stroke: var(--blue);
  stroke-width: 2;
}

.page-products .route-map__node--hub circle {
  fill: var(--orange);
  stroke: var(--orange);
}

.page-products .route-map__node text {
  fill: var(--mist);
  font-size: 13px;
  font-family: var(--font-sans);
  text-anchor: middle;
}

.page-products .route-map__node--hub text {
  fill: var(--orange);
  font-weight: 700;
}

.page-products .route-map__node:hover circle {
  stroke: var(--orange);
  fill: var(--orange);
}

.page-products .route-card__foot {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--mist);
}

/* ---------- 版本时间线 ---------- */
.page-products .rel-timeline {
  display: grid;
  gap: 0;
  border-left: 2px solid var(--line);
  margin-bottom: clamp(30px, 4vw, 52px);
}

.page-products .rel-node {
  position: relative;
  padding: 0 0 clamp(26px, 3vw, 38px) clamp(22px, 3vw, 34px);
}

.page-products .rel-node::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--ink);
  border: 2px solid var(--orange);
  border-radius: 50%;
}

.page-products .rel-node--now::before {
  background: var(--orange);
}

.page-products .rel-node__k {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--orange);
}

.page-products .rel-node__t {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--chalk);
}

.page-products .rel-node__d {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(247, 245, 239, 0.86);
}

/* ---------- 结尾入口 ---------- */
.page-products .prod-cta {
  padding: clamp(22px, 3.5vw, 40px);
  border: 2px solid var(--orange);
  background: rgba(255, 106, 42, 0.08);
}

.page-products .prod-cta__title {
  margin: 0 0 10px;
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--chalk);
}

.page-products .prod-cta__lede {
  margin: 0 0 clamp(18px, 2.5vw, 26px);
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .prod-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 900px) {
  .page-products .prod-block__row {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .prod-block__row--wide {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }

  .page-products .prod-block__row--flip {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .prod-block__row--flip > .prod-block__text {
    order: 2;
  }

  .page-products .prod-block__row--flip > .prod-block__demo {
    order: 1;
  }

  .page-products .prod-hero__facts {
    gap: 12px 44px;
  }

  .page-products .league-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .rel-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-left: 0;
    border-top: 2px solid var(--line);
  }

  .page-products .rel-node {
    padding: clamp(26px, 3vw, 38px) clamp(18px, 2.4vw, 30px) 0 0;
    border-right: 1px solid var(--line);
  }

  .page-products .rel-node:last-child {
    border-right: 0;
    padding-right: 0;
  }

  .page-products .rel-node::before {
    left: 0;
    top: -7px;
  }
}

@media (min-width: 1280px) {
  .page-products .prod-block__row {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(34px, 4vw, 68px);
  }
}
<<<END>>>