.page-products {
  --pp-rail: 216px;
  --pp-gap: clamp(20px, 3vw, 40px);
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  margin-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  margin-top: 16px;
  border-top: 1px solid var(--c-grid);
  border-bottom: 1px solid var(--c-grid);
  background:
    linear-gradient(114deg, var(--c-panel-2) 0 38%, transparent 38.1%),
    linear-gradient(288deg, rgba(198, 255, 61, 0.06) 0 26%, transparent 26.1%),
    var(--c-bg);
  overflow: hidden;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: -10%;
  right: 22%;
  width: 1px;
  height: 120%;
  background: linear-gradient(180deg, transparent, rgba(198, 255, 61, 0.55), transparent);
  pointer-events: none;
}

.page-products .prod-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: clamp(30px, 6vw, 62px) 0 clamp(32px, 6vw, 66px);
}

.page-products .prod-hero__copy .display-1 {
  margin: 10px 0 0;
  max-width: 22ch;
}

.page-products .prod-hero__lede {
  margin-top: 18px;
  max-width: 46ch;
}

.page-products .prod-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

/* 错位数字块 */
.page-products .prod-hero__tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-self: center;
}

.page-products .tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 14px 18px;
  border: 1px solid var(--c-grid);
  background: rgba(14, 17, 16, 0.72);
  position: relative;
}

.page-products .tile::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34px;
  height: 2px;
  background: var(--c-lime);
}

.page-products .tile__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.7rem, 4.4vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-lime);
}

.page-products .tile__lab {
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--c-ink-dim);
}

@media (min-width: 900px) {
  .page-products .prod-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }

  .page-products .prod-hero__tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 420px;
    justify-self: end;
  }

  .page-products .tile--b,
  .page-products .tile--d {
    transform: translateY(-22px);
  }
}

/* ---------- 主体骨架：左侧索引 + 右侧长列表 ---------- */
.page-products .prod-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-index {
  padding: 18px 0 6px;
  border-bottom: 1px solid var(--c-grid);
}

.page-products .prod-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-ink-dim);
}

.page-products .prod-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-index__list li {
  flex: 0 0 auto;
}

.page-products .prod-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 11px;
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
  color: var(--c-ink);
  font-size: 0.875rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 120ms var(--ease), color 120ms var(--ease);
}

.page-products .prod-index__no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-lime);
}

.page-products .prod-index__link:hover,
.page-products .prod-index__link:focus-visible {
  border-color: var(--c-lime);
  color: var(--c-paper);
}

@media (min-width: 1024px) {
  .page-products .prod-shell {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: 0 var(--pp-gap);
  }

  .page-products .prod-index {
    position: sticky;
    top: 84px;
    align-self: start;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    padding: 46px 20px 40px 0;
    border-bottom: 0;
    border-right: 1px solid var(--c-grid);
  }

  .page-products .prod-index__list {
    display: block;
    padding: 0;
    overflow: visible;
  }

  .page-products .prod-index__list li + li {
    margin-top: 2px;
  }

  .page-products .prod-index__link {
    display: flex;
    border-color: transparent;
    border-left: 2px solid transparent;
    background: transparent;
    padding: 9px 10px 9px 10px;
    white-space: normal;
    line-height: 1.45;
  }

  .page-products .prod-index__link:hover,
  .page-products .prod-index__link:focus-visible {
    border-left-color: var(--c-lime);
    background: var(--c-panel);
  }
}

/* ---------- 分区通用 ---------- */
.page-products .prod-sec {
  padding: clamp(34px, 5vw, 58px) 0;
  border-bottom: 1px solid var(--c-grid);
  scroll-margin-top: 88px;
}

.page-products .prod-sec:last-child {
  border-bottom: 0;
}

.page-products .prod-p {
  margin: 0 0 16px;
  max-width: 62ch;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-products .prod-lede {
  max-width: 58ch;
  margin-top: 12px;
}

.page-products .prod-h3 {
  margin: 26px 0 10px;
  font-family: var(--font-display);
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

/* ---------- 01 轮次刻度尺 ---------- */
.page-products .round-ruler {
  position: relative;
  height: 46px;
  margin: 22px 0 8px;
  border: 1px solid var(--c-grid);
  background-color: var(--c-panel);
  background-image: linear-gradient(90deg, var(--c-grid) 0 1px, transparent 1px);
  background-size: calc(100% / 38) 100%;
  background-repeat: repeat-x;
}

.page-products .round-ruler__fill {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--c-lime-dim), var(--c-lime));
}

.page-products .round-ruler__cap {
  margin: 0 0 24px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--c-ink-dim);
}

/* 三步路径 */
.page-products .path-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-grid);
}

.page-products .path-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-grid);
}

.page-products .path-step__no {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--c-lime);
  padding-top: 2px;
}

.page-products .path-step__t {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-products .path-step__d {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
  max-width: 56ch;
}

/* ---------- 02 字段清单 ---------- */
.page-products .fields-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 24px;
}

.page-products .fields-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

@media (min-width: 620px) {
  .page-products .fields-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .fields-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    gap: 32px;
  }

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

@media (min-width: 1300px) {
  .page-products .fields-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .field-group {
  border-top: 1px solid var(--c-lime-dim);
  padding-top: 12px;
}

.page-products .field-group__tag {
  display: inline-block;
  margin: 0 0 10px;
  padding: 4px 12px 4px 9px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--c-lime);
  background: linear-gradient(100deg, rgba(198, 255, 61, 0.16), rgba(198, 255, 61, 0.01));
  border-left: 3px solid var(--c-lime);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

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

.page-products .field-list li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 0;
  border-bottom: 1px solid var(--c-grid);
  font-size: 0.9375rem;
  color: var(--c-ink);
}

.page-products .field-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 5px;
  height: 5px;
  background: var(--c-ink-dim);
  transform: translateY(-2px);
}

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

/* 用法小标题 */
.page-products .use-cases {
  margin-top: 30px;
  border: 1px solid var(--c-grid);
  border-left: 3px solid var(--c-lime);
  background: var(--c-panel);
  padding: 20px clamp(16px, 2.4vw, 26px) 22px;
}

.page-products .use-cases__t {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

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

.page-products .use-cases__list li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
  max-width: 68ch;
}

.page-products .use-cases__list strong {
  color: var(--c-lime);
  font-weight: 600;
}

/* ---------- 03 最佳阵容 ---------- */
.page-products .lineup-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-products .lineup-figure {
  margin: 0;
  max-width: 420px;
}

.page-products .lineup-copy .display-2 {
  margin-top: 10px;
}

@media (min-width: 860px) {
  .page-products .lineup-layout {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 34px;
    align-items: center;
  }

  .page-products .lineup-figure {
    max-width: none;
  }
}

/* ---------- 通用小标签行 ---------- */
.page-products .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .chip {
  display: inline-block;
  padding: 5px 11px;
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  color: var(--c-ink);
  background: var(--c-panel);
  border: 1px solid var(--c-grid);
  transition: transform 120ms var(--ease), border-color 120ms var(--ease);
}

.page-products .chip:hover {
  transform: translateX(4px);
  border-color: var(--c-lime-dim);
}

.page-products .chip--on {
  color: var(--c-bg);
  background: var(--c-lime);
  border-color: var(--c-lime);
  font-weight: 600;
}

.page-products .chip--alert {
  color: var(--c-orange);
  border-color: rgba(255, 106, 43, 0.5);
  background: rgba(255, 106, 43, 0.08);
}

/* ---------- 04 拆解角度折叠组 ---------- */
.page-products .rule-list {
  margin-top: 24px;
  border: 1px solid var(--c-grid);
}

.page-products .rule-list .accordion {
  border-bottom: 1px solid var(--c-grid);
  background: var(--c-panel);
}

.page-products .rule-list .accordion:last-child {
  border-bottom: 0;
}

.page-products .rule-list .accordion__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px clamp(14px, 2vw, 22px);
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
  color: var(--c-paper);
  list-style: none;
}

.page-products .rule-list .accordion__summary::-webkit-details-marker {
  display: none;
}

.page-products .rule-list .accordion__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--c-lime);
}

.page-products .rule-list .accordion[open] .accordion__summary::after {
  content: "–";
}

.page-products .rule-list .accordion__summary:hover {
  background: var(--c-panel-2);
}

.page-products .rule-no {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--c-lime);
}

.page-products .rule-list .accordion__body {
  padding: 0 clamp(14px, 2vw, 22px) 20px 46px;
}

.page-products .rule-list .accordion__body p {
  margin: 0 0 10px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-ink);
  max-width: 62ch;
}

.page-products .rule-tip {
  border-left: 3px solid var(--c-lime);
  padding-left: 12px;
  color: var(--c-ink-dim) !important;
  font-size: 0.9rem !important;
}

.page-products .review-figure {
  margin: 30px 0 0;
}

/* ---------- 05 筛选 ---------- */
.page-products .filter-board {
  margin-top: 24px;
  border: 1px solid var(--c-grid);
}

.page-products .filter-dim {
  padding: 16px clamp(14px, 2vw, 22px) 18px;
  border-bottom: 1px solid var(--c-grid);
}

.page-products .filter-dim:last-child {
  border-bottom: 0;
}

.page-products .filter-dim__name {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-ink-dim);
}

.page-products .sort-bar {
  margin-top: 22px;
  display: grid;
  gap: 14px;
}

.page-products .sort-bar__t {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--c-paper);
}

.page-products .sort-bar__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .sort-bar__list li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
  padding-left: 14px;
  border-left: 2px solid var(--c-grid);
}

.page-products .sort-bar__k {
  display: inline-block;
  min-width: 6.5em;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--c-lime);
  margin-right: 8px;
}

@media (min-width: 900px) {
  .page-products .sort-bar__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .sort-bar__list li {
    padding-left: 14px;
  }

  .page-products .sort-bar__k {
    display: block;
    min-width: 0;
    margin: 0 0 5px;
  }
}

/* ---------- 06 移动端 ---------- */
.page-products .mobile-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-products .mobile-figure {
  margin: 0;
  max-width: 300px;
  justify-self: start;
}

.page-products .mobile-copy .display-2 {
  margin-top: 10px;
}

.page-products .mobile-points {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .mobile-points li {
  padding-left: 14px;
  border-left: 2px solid var(--c-lime-dim);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-products .mobile-points strong {
  color: var(--c-paper);
  font-weight: 600;
}

@media (min-width: 860px) {
  .page-products .mobile-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 40px;
    align-items: center;
  }

  .page-products .mobile-figure {
    max-width: 340px;
    justify-self: end;
  }
}

/* ---------- 07 更新节奏时间线 ---------- */
.page-products .timeline {
  margin-top: 26px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-grid);
  border: 1px solid var(--c-grid);
}

.page-products .timeline__item {
  background: var(--c-panel);
  padding: 18px clamp(14px, 2vw, 20px) 20px;
}

.page-products .timeline__mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--c-bg);
  background: var(--c-lime);
  padding: 3px 8px;
}

.page-products .timeline__t {
  margin: 12px 0 6px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-products .timeline__d {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-products .timing-figure {
  margin: 26px 0 0;
}

@media (min-width: 760px) {
  .page-products .timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 08 往季对照 ---------- */
.page-products .compare-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-grid);
  border: 1px solid var(--c-grid);
}

.page-products .compare-card {
  background: var(--c-panel);
  padding: 20px clamp(14px, 2vw, 22px) 22px;
  position: relative;
}

.page-products .compare-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--c-grid);
}

.page-products .compare-card:hover::before {
  background: var(--c-lime);
}

.page-products .compare-card__k {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
  color: var(--c-lime);
}

.page-products .compare-card__d {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

@media (min-width: 760px) {
  .page-products .compare-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 收尾 ---------- */
.page-products .prod-sec--end {
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-products .end-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  border: 1px solid var(--c-grid);
  border-top: 3px solid var(--c-lime);
  background: linear-gradient(160deg, var(--c-panel-2), var(--c-panel) 62%);
  padding: clamp(22px, 3.4vw, 40px);
}

.page-products .end-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .end-link {
  font-size: 0.875rem;
  color: var(--c-ink);
  text-decoration: none;
  padding: 6px 2px;
  border-bottom: 1px solid var(--c-grid);
}

.page-products .end-link:hover,
.page-products .end-link:focus-visible {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}

@media (min-width: 900px) {
  .page-products .end-panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
    gap: 36px;
  }

  .page-products .end-links {
    justify-content: flex-end;
  }
}