.page-products {
  --pp-step: clamp(1.8rem, 4.4vw, 3.4rem);
  --pp-gap: clamp(1.4rem, 3.2vw, 2.4rem);
}

/* ---------- 通用图片框 ---------- */
.page-products .pp-figure {
  margin: var(--pp-gap) 0 0;
  border: var(--hair);
  background: var(--cream-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

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

/* ---------- 首屏 ---------- */
.page-products .hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.6rem, 4vw, 2.6rem) clamp(2.2rem, 5vw, 3.8rem);
}

.page-products .hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 110px;
  background-image: repeating-linear-gradient(
    to right,
    rgba(244, 235, 221, 0.16) 0 1px,
    transparent 1px 30px
  );
  -webkit-mask-image: linear-gradient(to top, #000, transparent);
  mask-image: linear-gradient(to top, #000, transparent);
  pointer-events: none;
}

.page-products .hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .hero__kicker {
  color: var(--gold);
  margin: 0 0 0.9rem;
}

.page-products .hero__title {
  margin: 0;
  color: var(--cream);
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 8.6vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
}

.page-products .hero__lede {
  margin: 1.2rem 0 0;
  max-width: 46ch;
  color: rgba(244, 235, 221, 0.82);
  font-size: 1rem;
  line-height: 1.8;
}

.page-products .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .hero__meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--hair-light);
}

.page-products .hero__stat {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-bottom: var(--hair-light);
}

.page-products .hero__stat-num {
  color: var(--score);
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  line-height: 1;
  min-width: 2.6ch;
}

.page-products .hero__stat-label {
  color: rgba(244, 235, 221, 0.74);
  font-size: 0.84rem;
  line-height: 1.5;
}

.page-products .hero__figure-wrap {
  position: relative;
  z-index: 1;
}

.page-products .pp-figure--hero {
  margin-top: var(--pp-gap);
  border-color: rgba(214, 166, 60, 0.42);
  background: var(--felt-deep);
}

/* ---------- 章节头 ---------- */
.page-products .sec-head {
  max-width: 62ch;
  margin-bottom: var(--pp-gap);
}

.page-products .sec-head .type-index {
  margin: 0 0 0.7rem;
  color: var(--pine);
}

.page-products .sec-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5.2vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .sec-head__desc {
  margin: 0.8rem 0 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
  line-height: 1.8;
}

.page-products .sec-head--light .type-index {
  color: var(--gold);
}

.page-products .sec-head--light .sec-head__title {
  color: var(--cream);
}

.page-products .sec-head--light .sec-head__desc {
  color: rgba(244, 235, 221, 0.76);
}

.page-products .scale,
.page-products .sync,
.page-products .sprint {
  padding-block: var(--section-y);
}

/* ---------- 三档刻度尺 ---------- */
.page-products .ruler {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-top: 2px solid var(--ink);
  padding-top: 1rem;
  position: relative;
}

.page-products .ruler::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1rem;
  background-image: repeating-linear-gradient(
    to right,
    var(--ink-soft) 0 1px,
    transparent 1px 24px
  );
  opacity: 0.32;
  pointer-events: none;
}

.page-products .ruler-seg {
  flex: 1 1 auto;
  padding: 1.2rem 1.1rem 1.4rem;
  color: var(--cream);
  border-radius: var(--radius);
}

.page-products .ruler-seg--short {
  background: var(--felt);
  flex-grow: 3;
}

.page-products .ruler-seg--std {
  background: var(--pine);
  flex-grow: 4;
}

.page-products .ruler-seg--long {
  background: var(--ink);
  flex-grow: 5;
}

.page-products .ruler-seg__tick {
  margin: 0;
  color: var(--score);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.page-products .ruler-seg--long .ruler-seg__tick {
  color: var(--gold);
}

.page-products .ruler-seg__name {
  margin: 0.35rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4.6vw, 2rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
}

.page-products .ruler-seg__use {
  margin: 0 0 0.9rem;
  color: rgba(244, 235, 221, 0.78);
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-products .ruler-seg__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .ruler-seg__list li {
  font-size: 0.76rem;
  padding: 0.22rem 0.55rem;
  border: 1px solid rgba(244, 235, 221, 0.28);
  border-radius: var(--radius);
  color: rgba(244, 235, 221, 0.86);
}

.page-products .scale__note {
  margin-top: var(--pp-gap);
  padding-top: 1.3rem;
  border-top: var(--hair);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

.page-products .scale__note p {
  margin: 0;
  max-width: 60ch;
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.8;
}

/* ---------- 产品线筛选 ---------- */
.page-products .lineup-band {
  padding-block: var(--section-y);
}

.page-products .lineup-wrap {
  position: relative;
}

.page-products .lineup-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-products .lineup-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}

.page-products .lineup-tab {
  display: inline-block;
  padding: 0.5rem 0.85rem;
  border: var(--hair);
  border-radius: var(--radius);
  background: var(--cream-card);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}

.page-products .lineup-tab:hover {
  border-color: var(--pine);
  color: var(--pine);
}

.page-products #len-all:checked ~ .lineup-tabs label[for="len-all"],
.page-products #len-short:checked ~ .lineup-tabs label[for="len-short"],
.page-products #len-std:checked ~ .lineup-tabs label[for="len-std"],
.page-products #len-long:checked ~ .lineup-tabs label[for="len-long"] {
  background: var(--score);
  border-color: var(--score);
  color: #fff;
}

.page-products #len-all:focus-visible ~ .lineup-tabs label[for="len-all"],
.page-products #len-short:focus-visible ~ .lineup-tabs label[for="len-short"],
.page-products #len-std:focus-visible ~ .lineup-tabs label[for="len-std"],
.page-products #len-long:focus-visible ~ .lineup-tabs label[for="len-long"] {
  outline: 2px solid var(--pine);
  outline-offset: 2px;
}

.page-products .lineup {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.page-products #len-short:checked ~ .lineup .lineup-item:not(.lineup-item--short),
.page-products #len-std:checked ~ .lineup .lineup-item:not(.lineup-item--std),
.page-products #len-long:checked ~ .lineup .lineup-item:not(.lineup-item--long) {
  display: none;
}

.page-products .lineup-card {
  background: var(--cream-card);
  border: var(--hair);
  border-radius: var(--radius);
  transition: border-color 220ms ease, box-shadow 220ms ease;
}

.page-products .lineup-card:hover {
  border-color: var(--slate);
  box-shadow: var(--shadow-card);
}

.page-products .lineup-card[open] {
  border-color: var(--pine);
}

.page-products .lineup-card__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "no name tag"
    ". who who";
  align-items: center;
  gap: 0.35rem 0.7rem;
  padding: 0.9rem 1rem;
  cursor: pointer;
  list-style: none;
}

.page-products .lineup-card__head::-webkit-details-marker {
  display: none;
}

.page-products .lineup-card__no {
  grid-area: no;
  color: var(--slate);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.page-products .lineup-card__name {
  grid-area: name;
  font-family: var(--font-display);
  font-size: 1.06rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .lineup-card__head .tag {
  grid-area: tag;
  font-size: 0.72rem;
  white-space: nowrap;
}

.page-products .lineup-card__who {
  grid-area: who;
  color: var(--ink-soft);
  font-size: 0.8rem;
  line-height: 1.55;
}

.page-products .lineup-card__body {
  padding: 0 1rem 1.1rem;
  border-top: var(--hair);
  margin-top: 0.2rem;
  padding-top: 0.85rem;
}

.page-products .lineup-card__body p {
  margin: 0 0 0.6rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-products .lineup-card__meta {
  margin: 0;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--line);
  color: var(--pine);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.02em;
}

.page-products .pp-figure--matrix {
  margin-top: var(--pp-gap);
}

/* ---------- 版本同步 ---------- */
.page-products .sync__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .sync__title {
  margin: 0.5rem 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5.2vw, 2.6rem);
  line-height: 1.12;
  color: var(--ink);
}

.page-products .sync__copy > p {
  margin: 0 0 1rem;
  max-width: 56ch;
  color: var(--ink-soft);
  font-size: 0.96rem;
  line-height: 1.8;
}

.page-products .sync__legend {
  margin: 0 0 1.5rem;
  padding: 0;
  border-top: var(--hair);
}

.page-products .sync__legend-row {
  display: grid;
  grid-template-columns: 4.6rem 1fr;
  gap: 0.8rem;
  padding: 0.7rem 0;
  border-bottom: var(--hair);
  align-items: baseline;
}

.page-products .sync__legend-row dt {
  color: var(--score);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
}

.page-products .sync__legend-row dd {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.6;
}

.page-products .sync__panel {
  background: var(--felt);
  border: var(--hair-gold);
  border-radius: var(--radius);
  padding: 1.2rem 1.15rem 1.4rem;
  box-shadow: var(--shadow-card);
}

.page-products .sync__panel-head {
  margin: 0 0 1rem;
  padding-bottom: 0.7rem;
  border-bottom: var(--hair-light);
  color: var(--gold);
}

.page-products .sync__timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.95rem;
  position: relative;
}

.page-products .sync__timeline::before {
  content: "";
  position: absolute;
  top: 0.4rem;
  bottom: 0.4rem;
  left: 2.15rem;
  width: 1px;
  background: rgba(244, 235, 221, 0.2);
}

.page-products .sync-node {
  display: grid;
  grid-template-columns: 4.3rem 1fr;
  gap: 0.85rem;
  align-items: start;
  position: relative;
}

.page-products .sync-node__code {
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: rgba(244, 235, 221, 0.62);
  background: var(--felt);
  padding: 0.22rem 0;
  position: relative;
  z-index: 1;
}

.page-products .sync-node--now .sync-node__code {
  color: var(--score);
}

.page-products .sync-node--now .sync-node__code::before {
  content: "";
  position: absolute;
  left: -0.4rem;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--score);
}

.page-products .sync-node__title {
  margin: 0 0 0.25rem;
  color: var(--cream);
  font-size: 0.9rem;
  line-height: 1.5;
}

.page-products .sync-node__desc {
  margin: 0;
  color: rgba(244, 235, 221, 0.66);
  font-size: 0.78rem;
  line-height: 1.65;
}

/* ---------- 双入口 ---------- */
.page-products .member {
  padding-block: var(--section-y);
}

.page-products .twin {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .twin-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.3rem 1.2rem 1.4rem;
  background: var(--cream);
  border: var(--hair);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  color: inherit;
  text-decoration: none;
  transition: transform 240ms ease, box-shadow 240ms ease, border-left-color 240ms ease;
}

.page-products .twin-card:hover,
.page-products .twin-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  border-left-color: var(--score);
}

.page-products .twin-card__no {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-products .twin-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.28rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .twin-card__desc {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.8;
}

.page-products .twin-card__go {
  margin-top: auto;
  padding-top: 0.5rem;
  color: var(--score);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
}

.page-products .pp-figure--twin {
  border-color: rgba(214, 166, 60, 0.42);
  background: var(--felt-deep);
}

/* ---------- 冲刺路线 ---------- */
.page-products .route {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  position: relative;
}

.page-products .route-step {
  position: relative;
  padding: 1.2rem 1.15rem 1.3rem;
  background: var(--cream-card);
  border: var(--hair);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.page-products .route-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.15rem;
  width: 34px;
  height: 2px;
  background: var(--score);
}

.page-products .route-step--b::before {
  background: var(--gold);
  width: 54px;
}

.page-products .route-step--c::before {
  background: var(--slate);
  width: 74px;
}

.page-products .route-step__no {
  margin-top: 0.6rem;
  color: var(--slate);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.page-products .route-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.18rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .route-step__desc {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.8;
}

.page-products .route-step .tag {
  align-self: flex-start;
  margin-top: 0.2rem;
  font-size: 0.72rem;
}

.page-products .pp-figure--route {
  margin-top: var(--pp-gap);
}

/* ---------- 三问 ---------- */
.page-products .ask {
  padding-block: var(--section-y);
}

.page-products .ask-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.page-products .ask-item {
  background: var(--cream);
  border: var(--hair);
  border-radius: var(--radius);
  padding: 0.95rem 1.05rem;
}

.page-products .ask-item[open] {
  border-color: var(--pine);
}

.page-products .ask-item__q {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink);
  padding-right: 1.6rem;
  position: relative;
}

.page-products .ask-item__q::-webkit-details-marker {
  display: none;
}

.page-products .ask-item__q::after {
  content: "+";
  position: absolute;
  right: 0;
  top: -0.1rem;
  color: var(--score);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  line-height: 1;
}

.page-products .ask-item[open] .ask-item__q::after {
  content: "−";
}

.page-products .ask-item__a {
  margin: 0.75rem 0 0;
  padding-top: 0.7rem;
  border-top: var(--hair);
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-products .ask-more {
  margin: 1.4rem 0 0;
  padding-top: 1rem;
  border-top: var(--hair);
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.85;
}

.page-products .ask-more a {
  color: var(--pine);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .ask-more a:hover {
  color: var(--score);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .hero__meta {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 1.2rem;
  }

  .page-products .hero__stat {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    border-bottom: 0;
    border-left: var(--hair-light);
    padding: 0.2rem 0 0.2rem 0.9rem;
  }

  .page-products .hero__stat:first-child {
    border-left: 0;
    padding-left: 0;
  }

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

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

  .page-products .route {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

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

  .page-products .scale__note {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .page-products .hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
    align-items: end;
  }

  .page-products .hero__meta {
    grid-template-columns: 1fr;
    border-top: 0;
    border-left: var(--hair-light);
    padding-left: 1.2rem;
  }

  .page-products .hero__stat {
    border-left: 0;
    padding-left: 0;
    border-bottom: var(--hair-light);
  }

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

  .page-products .ruler {
    flex-direction: row;
    align-items: stretch;
  }

  .page-products .sync__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(1.8rem, 4vw, 3rem);
  }

  .page-products .lineup {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
  }

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

@media (min-width: 1180px) {
  .page-products .lineup {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .lineup-tab,
  .page-products .lineup-card,
  .page-products .twin-card {
    transition: none;
  }

  .page-products .twin-card:hover,
  .page-products .twin-card:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>