.page-products {
  --pl-rail-w: 208px;
  --pl-shadow: 0 24px 60px -32px rgba(0, 0, 0, .85);
  background: var(--void);
  color: var(--silver);
  font-family: var(--font-body);
}

.page-products .pl-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, .38);
  transition: border-color var(--t) var(--ease);
}

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

/* ============ 首屏 ============ */
.page-products .pl-hero {
  position: relative;
  padding: 28px 0 clamp(48px, 7vw, 88px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 80% at 88% -10%, rgba(43, 169, 160, .18) 0%, rgba(7, 11, 24, 0) 62%),
    linear-gradient(180deg, var(--night) 0%, var(--void) 78%);
}

.page-products .pl-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 227, 208, .35), transparent);
}

.page-products .pl-hero .breadcrumb {
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-products .pl-hero__grid {
  display: grid;
  gap: 36px;
}

.page-products .pl-hero__eyebrow {
  color: var(--rock);
  margin: 0 0 16px;
}

.page-products .pl-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--silver);
  max-width: 15em;
}

.page-products .pl-hero__desc {
  margin: 0 0 30px;
  max-width: 34em;
  color: rgba(232, 236, 245, .78);
  font-size: 16px;
  line-height: 1.85;
}

.page-products .pl-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pl-hero__tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-content: start;
}

.page-products .pl-tile {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px;
  background: var(--nebula);
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
  min-height: 118px;
}

.page-products .pl-tile--b,
.page-products .pl-tile--c {
  background: linear-gradient(160deg, var(--nebula) 0%, var(--night) 100%);
}

.page-products .pl-tile--d {
  background: linear-gradient(160deg, rgba(233, 162, 59, .14) 0%, var(--night) 88%);
}

.page-products .pl-tile__num {
  font-size: clamp(26px, 4.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--silver);
  letter-spacing: .02em;
}

.page-products .pl-tile--c .pl-tile__num,
.page-products .pl-tile--d .pl-tile__num {
  color: var(--amber);
}

.page-products .pl-tile__note {
  margin-top: auto;
  font-size: 13px;
  line-height: 1.6;
  color: var(--rock);
}

/* ============ 双轨主体 ============ */
.page-products .pl-body {
  display: block;
  padding-top: clamp(36px, 6vw, 64px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* 索引轨道（移动端为横向条） */
.page-products .pl-rail {
  margin-bottom: clamp(36px, 6vw, 56px);
  padding: 14px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pl-rail__cap {
  margin: 0 0 12px;
  color: var(--rock);
}

.page-products .pl-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pl-rail__item {
  flex: 0 0 auto;
}

.page-products .pl-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  font-size: 14px;
  color: rgba(232, 236, 245, .72);
  text-decoration: none;
  border: 1px solid var(--line);
  white-space: nowrap;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.page-products .pl-rail__link:hover,
.page-products .pl-rail__link:focus-visible {
  color: var(--cyan);
  border-color: rgba(79, 227, 208, .5);
}

.page-products .pl-rail__link[data-active] {
  color: var(--void);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products .pl-rail__idx {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--rock);
}

.page-products .pl-rail__link[data-active] .pl-rail__idx {
  color: rgba(7, 11, 24, .68);
}

/* ============ 分区通用 ============ */
.page-products .pl-sec {
  padding: clamp(40px, 6vw, 72px) 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pl-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pl-sec .section-head {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .pl-sec .section-head__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 10px 0 14px;
  color: var(--silver);
}

.page-products .pl-sec .section-head__desc {
  max-width: 40em;
  margin: 0;
  color: rgba(232, 236, 245, .72);
  font-size: 16px;
  line-height: 1.85;
}

/* ============ 01 产品线地图 ============ */
.page-products .pl-lines__bg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: cover;
  opacity: .5;
  margin-bottom: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.page-products .pl-line {
  padding: 24px 20px;
  background: var(--void);
  transition: background-color var(--t) var(--ease);
}

.page-products .pl-line:hover {
  background: var(--night);
}

.page-products .pl-line__idx {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-products .pl-line__name {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.3;
  color: var(--silver);
}

.page-products .pl-line__desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(232, 236, 245, .76);
}

.page-products .pl-line__facts {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-products .pl-line__fact {
  display: grid;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
}

.page-products .pl-line__fact dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--rock);
}

.page-products .pl-line__fact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(232, 236, 245, .84);
}

/* ============ 02 终端切换 ============ */
.page-products .term-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .term-switch__bar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--line);
  margin-bottom: 28px;
  background: var(--night);
}

.page-products .term-switch__tab {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 16px 16px;
  cursor: pointer;
  border-right: 1px solid var(--line);
  color: var(--rock);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.3;
  transition: color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.page-products .term-switch__tab:last-child {
  border-right: 0;
}

.page-products .term-switch__tab:hover {
  color: var(--silver);
}

.page-products .term-switch__tabidx {
  font-size: 11px;
  letter-spacing: .1em;
  padding: 2px 6px;
  border: 1px solid var(--line-strong);
  color: var(--rock);
}

.page-products #pl-term-browser:checked ~ .term-switch__bar label[for="pl-term-browser"],
.page-products #pl-term-desktop:checked ~ .term-switch__bar label[for="pl-term-desktop"] {
  color: var(--void);
  background: var(--cyan);
}

.page-products #pl-term-browser:checked ~ .term-switch__bar label[for="pl-term-browser"] .term-switch__tabidx,
.page-products #pl-term-desktop:checked ~ .term-switch__bar label[for="pl-term-desktop"] .term-switch__tabidx {
  color: rgba(7, 11, 24, .7);
  border-color: rgba(7, 11, 24, .35);
}

.page-products .term-switch__pane {
  display: none;
}

.page-products #pl-term-browser:checked ~ .term-switch__stage .term-switch__pane--browser,
.page-products #pl-term-desktop:checked ~ .term-switch__stage .term-switch__pane--desktop {
  display: block;
}

.page-products .term-switch__input:focus-visible ~ .term-switch__bar {
  outline: 1px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pl-duo {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-products .pl-duo__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.3;
  color: var(--silver);
}

.page-products .pl-duo__p {
  margin: 0 0 20px;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(232, 236, 245, .78);
}

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

.page-products .pl-point {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(232, 236, 245, .82);
}

.page-products .pl-point__dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 8px;
  background: var(--rock);
}

.page-products .pl-point__dot--moss { background: var(--moss); }
.page-products .pl-point__dot--clay { background: var(--clay); }
.page-products .pl-point__dot--amber { background: var(--amber); }

.page-products .pl-duo__media {
  border: 1px solid var(--line);
  background: var(--night);
}

.page-products .pl-duo__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ============ 03 对照表 ============ */
.page-products .pl-pricing__band {
  display: block;
  width: 100%;
  height: auto;
  max-height: 190px;
  object-fit: cover;
  margin-bottom: 26px;
  opacity: .62;
}

.page-products .pl-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 12px;
  color: var(--rock);
}

.page-products .pl-table td,
.page-products .pl-table th {
  font-size: 14px;
  line-height: 1.6;
  white-space: nowrap;
}

.page-products .pl-table tbody tr {
  transition: background-color var(--t) var(--ease);
}

.page-products .pl-table tbody tr:hover {
  background: rgba(79, 227, 208, .07);
}

.page-products .pl-table__row--top {
  background: rgba(233, 162, 59, .06);
}

.page-products .pl-table__price {
  color: var(--amber);
}

.page-products .pl-table__none {
  color: var(--rock);
}

.page-products .pl-pricing__foot {
  margin: 20px 0 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--rock);
}

/* ============ 04 退换流程 ============ */
.page-products .pl-returns__layout {
  display: grid;
  gap: 32px;
  align-items: start;
}

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

.page-products .pl-flow__step {
  position: relative;
  padding: 0 0 32px 32px;
  border-left: 1px solid var(--line);
}

.page-products .pl-flow__step:last-child {
  padding-bottom: 0;
  border-left-color: var(--line-soft);
}

.page-products .pl-flow__step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
}

.page-products .pl-flow__step:nth-child(2)::before { background: var(--cyan-deep); }
.page-products .pl-flow__step:nth-child(3)::before { background: var(--amber); }

.page-products .pl-flow__no {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--rock);
}

.page-products .pl-flow__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.35;
  color: var(--silver);
}

.page-products .pl-flow__p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(232, 236, 245, .74);
}

.page-products .pl-returns__media {
  border: 1px solid var(--line);
  background: var(--night);
}

.page-products .pl-returns__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pl-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 36px;
  background: var(--line-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pl-metric {
  padding: 20px 16px;
  background: var(--void);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .pl-metric .metric__value {
  font-size: clamp(20px, 3.4vw, 26px);
  line-height: 1.1;
  color: var(--silver);
}

.page-products .pl-metric.metric--amber .metric__value {
  color: var(--amber);
}

.page-products .pl-metric .metric__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--rock);
}

/* ============ 05 账户沿用 ============ */
.page-products .pl-account__grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-products .pl-account__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(19px, 3vw, 24px);
  line-height: 1.35;
  color: var(--silver);
}

.page-products .pl-account__p {
  margin: 0 0 16px;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(232, 236, 245, .78);
}

.page-products .pl-dossier {
  background: linear-gradient(165deg, var(--nebula) 0%, var(--night) 100%);
  border: 1px solid var(--line);
  box-shadow: var(--pl-shadow);
}

.page-products .pl-dossier .dossier__head {
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .pl-dossier .dossier__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  color: var(--silver);
}

.page-products .pl-dossier .dossier__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--moss);
}

.page-products .pl-dossier .dossier__body {
  padding: 8px 18px 18px;
}

.page-products .pl-dossier__list {
  margin: 0;
}

.page-products .pl-dossier__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-products .pl-dossier__row dt {
  font-size: 13px;
  color: var(--rock);
}

.page-products .pl-dossier__row dd {
  margin: 0;
  font-size: 15px;
  color: var(--silver);
}

.page-products .pl-account__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock);
}

/* ============ 06 选档建议 ============ */
.page-products .pl-picks {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pl-pick {
  padding: 24px 20px;
  background: var(--void);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background-color var(--t) var(--ease);
}

.page-products .pl-pick:hover {
  background: var(--night);
}

.page-products .pl-pick__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-products .pl-pick__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.35;
  color: var(--silver);
}

.page-products .pl-pick__p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 236, 245, .76);
}

.page-products .pl-pick__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, .35);
  padding-bottom: 2px;
}

.page-products .pl-pick__link:hover,
.page-products .pl-pick__link:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ============ 尾部行动区（米白纸面） ============ */
.page-products .pl-cta {
  margin-top: clamp(36px, 6vw, 60px);
  padding: 30px 22px;
  background: var(--paper);
  color: var(--ink);
  display: grid;
  gap: 22px;
  border-left: 3px solid var(--cyan-deep);
}

.page-products .pl-cta__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(19px, 3.2vw, 26px);
  line-height: 1.3;
  color: var(--ink);
}

.page-products .pl-cta__p {
  margin: 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(23, 27, 38, .76);
}

.page-products .pl-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pl-cta .btn--line {
  color: var(--ink);
  border-color: rgba(23, 27, 38, .3);
}

.page-products .pl-cta .btn--line:hover,
.page-products .pl-cta .btn--line:focus-visible {
  border-color: var(--ink);
  background: rgba(23, 27, 38, .06);
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-products .pl-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pl-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pl-picks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pl-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }
  .page-products .pl-hero__tiles {
    gap: 12px;
  }
  .page-products .pl-duo {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 36px;
    align-items: center;
  }
  .page-products .pl-duo--reverse .pl-duo__media {
    order: -1;
  }
  .page-products .pl-returns__layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 44px;
    align-items: center;
  }
  .page-products .pl-account__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 44px;
  }
  .page-products .pl-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 36px 32px;
  }
}

@media (min-width: 1080px) {
  .page-products .pl-body {
    display: grid;
    grid-template-columns: var(--pl-rail-w) minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
    align-items: start;
  }
  .page-products .pl-rail {
    position: sticky;
    top: 44px;
    margin-bottom: 0;
    padding: 0;
    border-top: 0;
    border-bottom: 0;
  }
  .page-products .pl-rail__cap {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line-strong);
  }
  .page-products .pl-rail__list {
    display: grid;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-products .pl-rail__link {
    width: 100%;
    border: 0;
    border-left: 2px solid var(--line);
    padding: 11px 12px;
    white-space: normal;
  }
  .page-products .pl-rail__link:hover,
  .page-products .pl-rail__link:focus-visible {
    border-left-color: rgba(79, 227, 208, .6);
    background: rgba(79, 227, 208, .06);
  }
  .page-products .pl-rail__link[data-active] {
    color: var(--cyan);
    background: rgba(79, 227, 208, .1);
    border-left-color: var(--cyan);
  }
  .page-products .pl-rail__link[data-active] .pl-rail__idx {
    color: var(--cyan);
  }
  .page-products .pl-sec:first-child {
    padding-top: 0;
  }
  .page-products .pl-lines {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pl-picks {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pl-duo {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
  }
}

@media (min-width: 1240px) {
  .page-products .pl-hero__tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pl-tile {
    padding: 22px 20px;
    min-height: 132px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}