.page-products .ver-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(28px, 6vw, 56px) clamp(40px, 6vw, 72px);
}

.page-products .ver-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.26;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0));
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0));
}

.page-products .ver-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .ver-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .ver-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .ver-frame {
  position: relative;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-l);
  padding: clamp(26px, 4.4vw, 60px) clamp(20px, 4vw, 56px);
  background:
    radial-gradient(120% 140% at 12% 0%, rgba(201, 162, 76, 0.14), transparent 58%),
    radial-gradient(90% 120% at 100% 100%, rgba(139, 92, 246, 0.16), transparent 60%),
    linear-gradient(158deg, rgba(18, 51, 42, 0.86), rgba(10, 28, 23, 0.72));
  box-shadow: inset 0 1px 0 rgba(244, 240, 230, 0.06);
}

.page-products .ver-frame__corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 1px solid var(--gold);
  pointer-events: none;
}

.page-products .ver-frame__corner--tl {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
  border-top-left-radius: var(--radius-l);
}

.page-products .ver-frame__corner--tr {
  top: -1px;
  right: -1px;
  border-left: 0;
  border-bottom: 0;
  border-top-right-radius: var(--radius-l);
}

.page-products .ver-frame__corner--bl {
  bottom: -1px;
  left: -1px;
  border-right: 0;
  border-top: 0;
  border-bottom-left-radius: var(--radius-l);
}

.page-products .ver-frame__corner--br {
  bottom: -1px;
  right: -1px;
  border-left: 0;
  border-top: 0;
  border-bottom-right-radius: var(--radius-l);
}

.page-products .ver-frame__side {
  position: absolute;
  top: 50%;
  right: 2px;
  transform: translateY(-50%) rotate(90deg);
  transform-origin: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--mist);
  white-space: nowrap;
  pointer-events: none;
}

.page-products .ver-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 5.8vw, 4.3rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  background: linear-gradient(112deg, var(--gold-hi) 0%, var(--gold) 46%, #8a6a25 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  max-width: 18em;
}

.page-products .ver-hero__lead {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  max-width: var(--measure);
  font-size: clamp(16px, 1.2vw, 17px);
  line-height: 1.85;
  color: var(--paper);
}

.page-products .ver-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 3vw, 44px);
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: clamp(18px, 2.4vw, 24px) 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-products .ver-hero__quick li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
}

.page-products .ver-hero__num {
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1;
  color: var(--gold-hi);
  font-variant-numeric: tabular-nums;
}

.page-products .ver-hero__quick em {
  font-style: normal;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

/* ---------- 横向版本缩略条 ---------- */
.page-products .ver-strip {
  padding-block: clamp(40px, 6vw, 72px) clamp(56px, 8vw, 96px);
}

.page-products .ver-strip__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-products .ver-strip__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.8rem);
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-products .ver-strip__hint {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-products .ver-strip__track {
  display: flex;
  gap: 12px;
  margin: 0;
  padding: 4px var(--gut) 20px;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--gold) transparent;
}

.page-products .ver-strip__track::-webkit-scrollbar {
  height: 6px;
}

.page-products .ver-strip__track::-webkit-scrollbar-thumb {
  background: rgba(201, 162, 76, 0.5);
  border-radius: 999px;
}

.page-products .ver-node {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 196px;
  padding: 18px 20px;
  scroll-snap-align: start;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(160deg, rgba(29, 79, 62, 0.5), rgba(10, 28, 23, 0.75));
  transition: border-color 240ms var(--ease), transform 240ms var(--ease), box-shadow 240ms var(--ease);
}

.page-products .ver-node:hover,
.page-products .ver-node:focus-visible {
  border-color: rgba(201, 162, 76, 0.7);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(201, 162, 76, 0.25);
}

.page-products .ver-node__no {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-products .ver-node__name {
  color: var(--paper);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
}

.page-products .ver-node__meta {
  font-size: 12px;
  color: var(--mist);
}

/* ---------- 四条版本主线 ---------- */
.page-products .line-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-products .line-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(168deg, rgba(18, 51, 42, 0.94), rgba(8, 21, 15, 0.92));
  transition: border-color 260ms var(--ease), transform 260ms var(--ease);
}

.page-products .line-card:hover {
  border-color: rgba(53, 214, 240, 0.4);
  transform: translateY(-4px);
}

.page-products .line-card--rank {
  border-color: rgba(139, 92, 246, 0.35);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(139, 92, 246, 0.16), transparent 60%),
    linear-gradient(168deg, rgba(18, 51, 42, 0.96), rgba(8, 21, 15, 0.94));
}

.page-products .line-card__media {
  border-radius: var(--radius-m);
}

.page-products .line-card__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .line-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
  line-height: 1.35;
  color: var(--paper);
}

.page-products .line-card__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 240, 230, 0.86);
}

.page-products .line-card__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-products .line-card__facts > div {
  display: flex;
  gap: 12px;
  font-size: 13.5px;
}

.page-products .line-card__facts dt {
  flex: 0 0 auto;
  min-width: 72px;
  color: var(--mist);
}

.page-products .line-card__facts dd {
  margin: 0;
  color: var(--paper);
}

/* ---------- 版本时间轴 ---------- */
.page-products .tl-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
}

.page-products .tl-rail {
  display: none;
}

.page-products .tl-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
}

.page-products .tl-item {
  position: relative;
  padding-left: 22px;
}

.page-products .tl-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 10px;
  height: 10px;
  transform: rotate(45deg);
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 162, 76, 0.12);
  transition: box-shadow 260ms var(--ease);
}

.page-products .tl-item:hover::before {
  box-shadow: 0 0 0 8px rgba(201, 162, 76, 0.24);
}

.page-products .tl-item::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 34px;
  bottom: -26px;
  width: 1px;
  background: linear-gradient(180deg, rgba(201, 162, 76, 0.45), rgba(201, 162, 76, 0.04));
}

.page-products .tl-item:last-child::after {
  display: none;
}

.page-products .tl-card {
  border-radius: var(--radius-m);
  padding: clamp(20px, 2.4vw, 28px);
}

.page-products .tl-card--current {
  border-color: rgba(201, 162, 76, 0.42);
  box-shadow: 0 0 0 1px rgba(201, 162, 76, 0.14), 0 18px 44px rgba(0, 0, 0, 0.4);
}

.page-products .tl-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.page-products .tl-card__no {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-products .tl-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.35;
  color: var(--paper);
}

.page-products .tl-card p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 240, 230, 0.84);
}

.page-products .tl-card__dl {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.page-products .tl-card__dl > div {
  display: flex;
  gap: 12px;
  font-size: 13.5px;
}

.page-products .tl-card__dl dt {
  flex: 0 0 auto;
  min-width: 74px;
  color: var(--blue);
}

.page-products .tl-card__dl dd {
  margin: 0;
  color: rgba(244, 240, 230, 0.9);
}

.page-products .tl-foot {
  margin: clamp(26px, 3.4vw, 38px) 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--mist);
}

.page-products .tl-foot a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 段位阶梯 ---------- */
.page-products .rank-stage {
  position: relative;
  padding: clamp(22px, 3.4vw, 46px) clamp(14px, 2.6vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(8, 21, 15, 0.9), rgba(18, 51, 42, 0.85));
}

.page-products .rank-stage__media {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  pointer-events: none;
}

.page-products .rank-stage__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .rank-steps {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 5px;
}

.page-products .rank-step {
  display: grid;
  grid-template-columns: 14px 30px 1fr auto;
  align-items: center;
  gap: 8px 10px;
  width: calc(100% - var(--i) * 4.6%);
  margin-inline: auto;
  padding: 12px 14px;
  border: 1px solid rgba(244, 240, 230, 0.1);
  border-left: 2px solid rgba(201, 162, 76, 0.5);
  border-radius: var(--radius-s);
  background: linear-gradient(
    100deg,
    rgba(29, 79, 62, 0.55) 0%,
    rgba(139, 92, 246, 0.14) 48%,
    rgba(8, 21, 15, 0.6) 100%
  );
  transition: border-color 260ms var(--ease), background-position 400ms var(--ease);
}

.page-products .rank-step:hover {
  border-left-color: var(--gold-hi);
  box-shadow: 0 0 0 1px rgba(201, 162, 76, 0.28);
}

.page-products .rank-step__badge {
  width: 11px;
  height: 11px;
  transform: rotate(45deg);
  background: linear-gradient(135deg, var(--gold-hi), var(--gold));
  box-shadow: 0 0 10px rgba(201, 162, 76, 0.55);
}

.page-products .rank-step__no {
  font-size: 13px;
  color: var(--gold-hi);
  letter-spacing: 0.08em;
}

.page-products .rank-step__name {
  font-size: 15px;
  color: var(--paper);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.page-products .rank-step__stars {
  font-size: 13px;
  color: var(--gold);
  justify-self: start;
  grid-column: 3;
}

.page-products .rank-step__note {
  grid-column: 1 / -1;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .rank-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .rank-meta__cell {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(18, 51, 42, 0.72);
}

.page-products .rank-meta__num {
  display: block;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
  color: var(--gold-hi);
  font-variant-numeric: tabular-nums;
}

.page-products .rank-meta__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--mist);
}

/* ---------- 端间差异 ---------- */
.page-products .cross-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-products .cross-card {
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(170deg, rgba(18, 51, 42, 0.94), rgba(8, 21, 15, 0.92));
}

.page-products .cross-card__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: var(--paper);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

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

.page-products .cross-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 240, 230, 0.86);
}

.page-products .cross-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--blue);
}

.page-products .cross-media {
  border-radius: var(--radius-l);
  overflow: hidden;
}

.page-products .cross-media figcaption {
  font-size: 12.5px;
  color: var(--mist);
}

/* ---------- 对照表 ---------- */
.page-products .ver-table {
  min-width: 760px;
}

.page-products .ver-table caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 14px;
  font-size: 13px;
  color: var(--mist);
}

.page-products .ver-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ink-deep);
  color: var(--gold-hi);
  font-size: 13px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-products .ver-table tbody th,
.page-products .ver-table tbody td {
  background: #12332a;
  vertical-align: top;
}

.page-products .ver-table tbody tr:nth-child(even) th,
.page-products .ver-table tbody tr:nth-child(even) td {
  background: #163d31;
}

.page-products .ver-table tbody th:first-child,
.page-products .ver-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  white-space: nowrap;
  color: var(--paper);
}

.page-products .ver-table tbody tr:hover th,
.page-products .ver-table tbody tr:hover td {
  background: rgba(53, 214, 240, 0.1);
}

.page-products .ver-table tbody tr:hover th:first-child {
  color: var(--blue);
}

/* ---------- 更新与回退 ---------- */
.page-products .ver-next__card {
  position: relative;
  border-radius: var(--radius-l);
  padding: clamp(24px, 3.4vw, 46px);
  background:
    radial-gradient(120% 130% at 88% 0%, rgba(53, 214, 240, 0.14), transparent 58%),
    linear-gradient(160deg, rgba(18, 51, 42, 0.96), rgba(8, 21, 15, 0.94));
}

.page-products .ver-next__steps {
  list-style: none;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: step;
}

.page-products .ver-next__steps li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  align-items: start;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--line);
}

.page-products .ver-next__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .ver-next__no {
  font-size: 14px;
  color: var(--gold);
  line-height: 1.85;
}

.page-products .ver-next__steps p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 240, 230, 0.88);
}

.page-products .ver-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .line-card__facts {
    grid-template-columns: 1fr;
  }

  .page-products .rank-meta {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .cross-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .cross-media {
    grid-column: 1 / -1;
  }

  .page-products .tl-layout {
    grid-template-columns: minmax(160px, 0.72fr) minmax(0, 2.4fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-products .tl-rail {
    display: block;
    position: sticky;
    top: 120px;
    align-self: start;
    height: 320px;
    padding-left: 14px;
  }

  .page-products .tl-rail__label {
    display: block;
    font-size: 11px;
    letter-spacing: 0.24em;
    color: var(--gold);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    margin-left: auto;
  }

  .page-products .tl-rail__line {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, rgba(201, 162, 76, 0.6), rgba(139, 92, 246, 0.28), transparent);
  }

  .page-products .tl-rail__dots {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 40px;
    position: absolute;
    left: 0;
    top: 6px;
  }

  .page-products .tl-rail__dots li {
    width: 9px;
    height: 9px;
    margin-left: -4px;
    transform: rotate(45deg);
    background: rgba(201, 162, 76, 0.5);
    transition: box-shadow 260ms var(--ease);
  }

  .page-products .tl-rail__dots li:hover {
    box-shadow: 0 0 0 8px rgba(201, 162, 76, 0.2);
  }
}

@media (min-width: 1040px) {
  .page-products .line-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .line-card--classic {
    grid-column: 1 / span 7;
  }

  .page-products .line-card--speed {
    grid-column: 8 / span 5;
    margin-top: 56px;
  }

  .page-products .line-card--retro {
    grid-column: 1 / span 5;
    margin-top: -24px;
  }

  .page-products .line-card--rank {
    grid-column: 6 / span 7;
    margin-top: 24px;
  }

  .page-products .rank-step {
    grid-template-columns: 16px 34px minmax(96px, 0.6fr) auto minmax(0, 1.4fr);
    gap: 12px 16px;
    padding: 14px 20px;
  }

  .page-products .rank-step__note {
    grid-column: 5;
  }
}

@media (max-width: 1099px) {
  .page-products .ver-frame__side {
    display: none;
  }
}

@media (max-width: 640px) {
  .page-products .ver-frame {
    padding: 22px 18px 26px;
  }

  .page-products .ver-hero__quick {
    gap: 18px 26px;
  }

  .page-products .ver-hero__quick li {
    min-width: 78px;
  }

  .page-products .rank-step {
    width: 100%;
    grid-template-columns: 12px 26px minmax(0, 1fr) auto;
    padding: 12px;
  }

  .page-products .ver-node {
    min-width: 168px;
  }

  .page-products .tl-item {
    padding-left: 16px;
  }

  .page-products .ver-next__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ver-node,
  .page-products .line-card,
  .page-products .rank-step,
  .page-products .tl-item::before {
    transition: none;
  }

  .page-products .ver-node:hover,
  .page-products .line-card:hover {
    transform: none;
  }
}

.page-products {
  --i: 1rem;
}