.page-products {
  --pf-block-gap: clamp(52px, 7vw, 104px);
  --pf-seq-size: clamp(2.4rem, 5.4vw, 3.6rem);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  padding-top: clamp(26px, 4.4vw, 56px);
}

.page-products .pf-hero__top {
  margin-top: clamp(22px, 3.4vw, 40px);
  padding-left: clamp(16px, 2.4vw, 28px);
  border-left: 2px solid var(--lime);
}

.page-products .pf-hero__title {
  margin: 0.5em 0 0;
  font-size: clamp(2.1rem, 5.6vw, 4.2rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-products .pf-hero__lede {
  max-width: 62ch;
  margin-top: clamp(14px, 2vw, 22px);
  color: var(--mist);
}

.page-products .pf-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pf-fact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(14px, 2.2vw, 22px) clamp(12px, 1.8vw, 20px);
  background: var(--ink);
}

.page-products .pf-fact__num {
  font-size: clamp(1.7rem, 4.4vw, 2.8rem);
  line-height: 1;
  font-weight: 700;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.page-products .pf-fact__label {
  font-size: 12px;
  line-height: 1.6;
  color: var(--gray);
  letter-spacing: 0.04em;
}

.page-products .pf-hero__frame {
  margin: clamp(24px, 3.6vw, 44px) 0 0;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
}

.page-products .pf-hero__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 工作台骨架 ---------- */
.page-products .pf-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(44px, 6.4vw, 84px);
}

.page-products .pf-index {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pf-index__label {
  flex: 0 0 auto;
  color: var(--gray);
}

.page-products .pf-index__toc {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  min-width: 0;
}

.page-products .pf-index__link {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms linear, border-color 180ms linear;
}

.page-products .pf-index__link .toc__num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 0.14em;
}

.page-products .pf-index__link:hover,
.page-products .pf-index__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-products .pf-index__link[aria-current="true"] {
  color: var(--lime);
}

.page-products .pf-index__link[aria-current="true"] .toc__num {
  color: var(--orange);
}

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

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

.page-products .pf-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .pf-block + .pf-block {
  margin-top: var(--pf-block-gap);
}

.page-products .pf-block .ld-section__head {
  margin-bottom: clamp(22px, 3.2vw, 36px);
}

.page-products .pf-subtitle {
  margin: 0 0 0.7em;
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
}

/* ---------- 对比台 ---------- */
.page-products .pf-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-products .pf-compare__figure {
  margin: 0;
  aspect-ratio: 2 / 1;
  border: 1px solid var(--line);
}

.page-products .pf-compare__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .pf-bar {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .pf-bar__key {
  font-size: 12px;
  color: var(--gray);
  letter-spacing: 0.06em;
}

.page-products .pf-bar__track {
  position: relative;
  display: block;
  height: 12px;
  background: rgba(140, 153, 171, 0.13);
  overflow: hidden;
}

.page-products .pf-bar__track::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0 23px, rgba(7, 12, 24, 0.6) 23px 24px);
  pointer-events: none;
}

.page-products .pf-bar__fill {
  display: block;
  height: 100%;
  width: var(--pf-w, 0%);
  background: linear-gradient(90deg, rgba(182, 255, 60, 0.28), var(--lime));
  transition: width 240ms ease-out;
}

.page-products .pf-bar__val {
  text-align: right;
  font-size: 15px;
  color: var(--white);
}

.page-products .pf-bar--a { --pf-w: 61%; }
.page-products .pf-bar--b { --pf-w: 68%; }
.page-products .pf-bar--c { --pf-w: 77%; }
.page-products .pf-bar--d { --pf-w: 86%; }
.page-products .pf-bar--e { --pf-w: 94%; }
.page-products .pf-bar--f { --pf-w: 100%; }

.page-products .pf-compare__scale {
  margin: 12px 0 0;
  color: var(--gray);
}

.page-products .pf-compare__table {
  margin-top: clamp(24px, 3.4vw, 40px);
}

.page-products .pf-details {
  display: grid;
  gap: 0;
  margin-top: clamp(24px, 3.4vw, 40px);
  border-top: 1px solid var(--line);
}

/* ---------- 数据卡 ---------- */
.page-products .pf-band {
  margin: 0 0 clamp(22px, 3.2vw, 34px);
  aspect-ratio: 21 / 9;
  border: 1px solid var(--line);
}

.page-products .pf-band img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.78;
}

.page-products .pf-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pf-card {
  display: grid;
  gap: 6px;
  padding: clamp(20px, 2.8vw, 32px);
  background: var(--stand);
  border-top: 2px solid transparent;
  transition: border-color 180ms linear, background 180ms linear;
}

.page-products .pf-card:hover {
  border-top-color: var(--lime);
  background: var(--glass);
}

.page-products .pf-card__seq {
  font-size: clamp(2.2rem, 4.6vw, 3rem);
  line-height: 1;
  color: var(--orange);
  letter-spacing: -0.03em;
}

.page-products .pf-card__name {
  margin: 0;
  font-size: clamp(1.1rem, 1.9vw, 1.35rem);
  font-weight: 800;
  color: var(--white);
}

.page-products .pf-card__unit {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-products .pf-card__desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 积分榜矩阵 ---------- */
.page-products .pf-matrix-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--line-soft);
  gap: 1px;
}

.page-products .pf-matrix {
  display: grid;
  grid-template-columns: minmax(84px, 1fr) repeat(3, minmax(96px, 1fr));
  gap: 1px;
  min-width: 420px;
  background: var(--line-soft);
}

.page-products .pf-matrix__row {
  display: contents;
}

.page-products .pf-matrix__label {
  display: flex;
  align-items: center;
  padding: 12px 10px;
  background: var(--ink);
  font-size: 13px;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-products .pf-matrix__headcell {
  padding: 12px 10px;
  background: var(--stand);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
  text-align: right;
}

.page-products .pf-matrix__row--head .pf-matrix__label {
  background: var(--stand);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gray);
}

.page-products .pf-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 10px;
  background: var(--ink);
  text-align: right;
  border-left: 1px solid transparent;
  transition: background 180ms linear, border-color 180ms linear;
}

.page-products .pf-cell:hover {
  background: var(--glass);
  border-left-color: var(--lime);
}

.page-products .pf-cell__n {
  font-size: 17px;
  color: var(--white);
}

.page-products .pf-cell__pct {
  font-size: 12px;
  color: var(--cyan);
}

.page-products .pf-matrix__note {
  margin: 12px 0 0;
  color: var(--gray);
}

.page-products .pf-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
  margin-top: clamp(26px, 3.6vw, 44px);
}

.page-products .pf-split__figure {
  margin: 0;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
}

.page-products .pf-split--reverse .pf-split__figure {
  aspect-ratio: 3 / 4;
}

.page-products .pf-split__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.page-products .pf-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pf-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--lime);
}

.page-products .pf-list strong {
  color: var(--white);
  font-weight: 700;
}

/* ---------- 定义列表 ---------- */
.page-products .pf-defs {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .pf-defs dt {
  padding-top: 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
  text-transform: uppercase;
}

.page-products .pf-defs dd {
  margin: 6px 0 0;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 季票四栏 ---------- */
.page-products .pf-quad {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pf-quad__item {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink);
}

.page-products .pf-quad__no {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-products .pf-quad__title {
  margin: 8px 0 8px;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--white);
}

.page-products .pf-quad__item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pf-note {
  margin-top: clamp(20px, 2.8vw, 30px);
  padding: clamp(16px, 2.2vw, 24px);
  border: 1px solid var(--line);
  background: rgba(22, 39, 63, 0.7);
}

.page-products .pf-note p {
  margin: 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 节奏区 ---------- */
.page-products .pf-cadence {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
  align-items: center;
  margin-top: clamp(26px, 3.6vw, 42px);
  padding: clamp(20px, 2.8vw, 32px);
  background: var(--stand);
  border-left: 2px solid var(--lime);
}

.page-products .pf-cadence__stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-products .pf-cadence__num {
  font-size: clamp(2.4rem, 5.4vw, 3.6rem);
  line-height: 1;
  color: var(--lime);
  letter-spacing: -0.03em;
}

.page-products .pf-cadence__label {
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
  max-width: 26ch;
}

.page-products .pf-cadence__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 相关页面 ---------- */
.page-products .pf-more {
  margin-top: clamp(30px, 4.4vw, 52px);
  padding-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--line);
}

.page-products .pf-more__label {
  margin: 0 0 12px;
  color: var(--gray);
}

.page-products .pf-more__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .pf-more__link {
  display: block;
  padding: 10px 0;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color 180ms linear, padding-left 180ms linear;
}

.page-products .pf-more__link:hover,
.page-products .pf-more__link:focus-visible {
  color: var(--lime);
  padding-left: 8px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pf-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pf-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-products .pf-index {
    align-items: center;
  }

  .page-products .pf-index__toc {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
  }
}

@media (min-width: 900px) {
  .page-products .pf-compare {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }

  .page-products .pf-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  }

  .page-products .pf-split--reverse {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  }

  .page-products .pf-split--reverse .pf-split__figure {
    order: 0;
  }

  .page-products .pf-cadence {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.6fr);
  }

  .page-products .pf-quad {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-products .pf-workbench {
    grid-template-columns: 188px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-products .pf-index {
    position: sticky;
    top: 92px;
    align-self: start;
    flex-direction: column;
    gap: 16px;
    padding-bottom: 0;
    border-bottom: 0;
    border-left: 1px solid var(--line-soft);
    padding-left: 16px;
  }

  .page-products .pf-index__toc {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow: visible;
    gap: 0;
    width: 100%;
  }

  .page-products .pf-index__link {
    display: flex;
    width: 100%;
    padding: 9px 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .page-products .pf-hero__frame {
    aspect-ratio: 21 / 9;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-bar__fill,
  .page-products .pf-card,
  .page-products .pf-cell,
  .page-products .pf-index__link,
  .page-products .pf-more__link {
    transition: none;
  }
}