.page-products {
  overflow-x: clip;
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ============ 首屏拼贴 ============ */
.page-products .pc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(26px, 4.5vw, 56px) 0 clamp(30px, 5vw, 68px);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 92% at 88% -12%, rgba(107, 18, 38, 0.62), rgba(10, 9, 12, 0) 62%),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-800) 100%);
}

.page-products .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(242, 239, 232, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(242, 239, 232, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
}

.page-products .pc-hero__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-products .pc-hero__lead .eyebrow {
  margin-bottom: 12px;
}

.page-products .pc-hero__lead h1 {
  margin: 0 0 clamp(14px, 2vw, 20px);
}

.page-products .pc-hero__lead .lede {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  max-width: 46ch;
}

.page-products .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pc-hero__figure {
  margin: 0;
  padding-left: clamp(12px, 2vw, 20px);
  border-left: 2px solid var(--copper-500);
}

.page-products .pc-hero__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-400);
}

.page-products .pc-stats {
  list-style: none;
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border-block: 1px solid var(--line-soft);
}

.page-products .pc-stat {
  background: var(--ink-950);
  padding: 16px clamp(12px, 2vw, 20px) 18px;
}

.page-products .pc-stat__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums slashed-zero;
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan-400);
}

.page-products .pc-stat__unit {
  margin-left: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--copper-200);
}

.page-products .pc-stat__label {
  display: block;
  margin-top: 9px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--slate-400);
}

/* ============ 四类内容 ============ */
.page-products .pc-lines {
  margin-top: clamp(20px, 3vw, 30px);
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pc-line {
  background: var(--ink-800);
  padding: clamp(18px, 2.2vw, 26px) clamp(16px, 2vw, 22px);
  box-shadow: inset 0 0 0 0 var(--copper-500);
  transition: box-shadow 180ms ease-out, background-color 180ms ease-out;
}

.page-products .pc-line:hover {
  background: rgba(201, 135, 60, 0.06);
  box-shadow: inset 0 2px 0 0 var(--copper-500);
}

.page-products .pc-line__no {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper-500);
}

.page-products .pc-line__title {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--paper-100);
}

.page-products .pc-line__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate-400);
}

.page-products .pc-line__link {
  color: var(--copper-200);
  text-decoration: none;
  border-bottom: 1px solid var(--line-copper);
}

.page-products .pc-line__link:hover,
.page-products .pc-line__link:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

/* ============ 维度区 ============ */
.page-products .pc-dims__viz {
  margin: clamp(20px, 3vw, 30px) 0 0;
  border: 1px solid var(--line-mid);
  border-left: 3px solid var(--wine-700);
  padding: 10px;
  background: rgba(22, 20, 26, 0.6);
}

.page-products .pc-filterbar {
  margin: clamp(18px, 2.6vw, 28px) 0 clamp(14px, 2vw, 20px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .pc-filterbar .filter-status {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-400);
}

.page-products .pc-dims {
  display: grid;
  gap: clamp(16px, 2.4vw, 28px);
}

.page-products .pc-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pc-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  background: var(--ink-800);
  color: var(--paper-100);
  font-size: 14px;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color 160ms ease-out, background-color 160ms ease-out;
}

.page-products .pc-rail__link:hover,
.page-products .pc-rail__link:focus-visible {
  border-left-color: var(--copper-500);
  background: rgba(201, 135, 60, 0.09);
}

.page-products .pc-rail__no {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--copper-500);
}

.page-products .pc-dims__cards {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pc-dim {
  position: relative;
  background: var(--ink-800);
  padding: clamp(18px, 2.4vw, 28px);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  transition: background-color 180ms ease-out;
}

.page-products .pc-dim:hover {
  background: rgba(201, 135, 60, 0.08);
}

.page-products .pc-dim__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.page-products .pc-dim__meta {
  font-size: 11px;
  letter-spacing: 0.09em;
  color: var(--slate-400);
}

.page-products .pc-dim__title {
  margin: 0 0 10px;
  font-size: clamp(17px, 2vw, 20px);
  color: var(--copper-200);
}

.page-products .pc-dim__text {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 239, 232, 0.86);
}

.page-products .pc-dim__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-products .pc-dim__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-400);
}

.page-products .pc-dim__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--cyan-400);
}

/* ============ 当季栏目入口 ============ */
.page-products .pc-cols {
  margin-top: clamp(20px, 3vw, 32px);
  display: grid;
  gap: clamp(12px, 1.8vw, 18px);
}

.page-products .pc-col {
  display: block;
  padding: clamp(16px, 2vw, 22px);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--copper-500);
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease-out, border-color 180ms ease-out, background-color 180ms ease-out;
}

.page-products .pc-col:hover,
.page-products .pc-col:focus-visible {
  transform: translateY(-4px);
  border-color: var(--copper-500);
  background: rgba(201, 135, 60, 0.08);
}

.page-products .pc-col__no {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper-500);
}

.page-products .pc-col__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--paper-100);
}

.page-products .pc-col__text {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-products .pc-col__go {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan-400);
}

/* ============ 数据词典 ============ */
.page-products .pc-glossary {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.page-products .pc-glossary__body .prose {
  margin: 0;
}

.page-products .pc-glossary__groups {
  list-style: none;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pc-glossary__group {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  background: var(--ink-800);
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-400);
}

.page-products .pc-glossary__group strong {
  color: var(--paper-100);
  font-weight: 700;
}

.page-products .pc-glossary__no {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-products .pc-glossary__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line-mid);
  background: rgba(22, 20, 26, 0.6);
}

/* ============ 阅读顺序 ============ */
.page-products .pc-steps {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pc-steps .title-md {
  margin: 0 0 8px;
  color: var(--copper-200);
}

.page-products .pc-steps .prose {
  margin: 0;
}

.page-products .pc-reading__note {
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-products .pc-reading__note a {
  color: var(--copper-200);
  border-bottom: 1px solid var(--line-copper);
  text-decoration: none;
}

.page-products .pc-reading__note a:hover,
.page-products .pc-reading__note a:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

/* ============ 更新节奏 ============ */
.page-products .pc-cadence {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.page-products .pc-cadence__body .prose {
  margin: 0;
}

.page-products .pc-cadence__list {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-mid);
}

.page-products .pc-cadence__row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pc-cadence__row dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--copper-500);
}

.page-products .pc-cadence__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate-400);
}

.page-products .pc-cadence__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line-mid);
  border-top: 3px solid var(--wine-700);
  background: rgba(22, 20, 26, 0.6);
}

/* ============ 双端体验 ============ */
.page-products .pc-devices {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pc-devices__col {
  background: var(--ink-800);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-products .pc-devices__title {
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--copper-200);
}

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

.page-products .pc-devices__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate-400);
}

.page-products .pc-devices__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--cyan-400);
}

.page-products .pc-devices__note {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
}

/* ============ 页尾目录索引 ============ */
.page-products .pc-index {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--ink-950), var(--ink-800));
}

.page-products .pc-index__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  margin: 0;
  opacity: 0.2;
  pointer-events: none;
}

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

.page-products .pc-index__list {
  list-style: none;
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-mid);
}

.page-products .pc-index__row {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pc-index__row a {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 6px;
  color: var(--paper-100);
  text-decoration: none;
  transition: background-color 160ms ease-out, padding-left 160ms ease-out;
}

.page-products .pc-index__row a:hover,
.page-products .pc-index__row a:focus-visible {
  background: rgba(201, 135, 60, 0.1);
  padding-left: 16px;
}

.page-products .pc-index__no {
  grid-row: span 2;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper-500);
}

.page-products .pc-index__name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .pc-index__hint {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-400);
}

.page-products .pc-index__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 30px);
}

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

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

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

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

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

@media (min-width: 720px) {
  .page-products .pc-dims__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pc-dims__cards .pc-dim:nth-child(2n) {
    padding-top: calc(clamp(18px, 2.4vw, 28px) + 14px);
  }
}

@media (min-width: 900px) {
  .page-products .pc-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-products .pc-glossary {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-products .pc-cadence {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .pc-dims {
    grid-template-columns: minmax(160px, 200px) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pc-rail {
    position: sticky;
    top: 108px;
  }
}

@media (min-width: 1024px) {
  .page-products .pc-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .pc-lines {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pc-index__row a {
    grid-template-columns: 44px 220px minmax(0, 1fr);
    align-items: baseline;
    gap: 4px 20px;
  }

  .page-products .pc-index__no {
    grid-row: auto;
  }

  .page-products .pc-index__hint {
    grid-column: 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pc-line,
  .page-products .pc-col,
  .page-products .pc-dim,
  .page-products .pc-rail__link,
  .page-products .pc-index__row a {
    transition: none;
  }

  .page-products .pc-col:hover,
  .page-products .pc-col:focus-visible {
    transform: none;
  }
}