.page-products {
  --pp-pad: 18px;
  --pp-rule: rgba(143, 169, 188, .34);
  background: var(--midnight);
  color: var(--ice);
  font-family: var(--font-body);
  line-height: 1.75;
  padding-bottom: 64px;
  overflow-x: hidden;
}

.page-products .breadcrumb {
  padding: 20px 0 0;
}

/* ---------- 首屏框景 ---------- */
.page-products .pp-hero {
  padding: 18px 0 0;
}

.page-products .pp-hero__frame {
  position: relative;
  border: 3px solid var(--line-strong);
  border-radius: 2px;
  padding: 40px var(--pp-pad) 30px;
  background:
    linear-gradient(155deg, rgba(42, 58, 114, .62) 0%, rgba(12, 37, 66, .88) 46%, rgba(6, 20, 40, 1) 100%);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-products .pp-hero__frame::after {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px dashed var(--line);
  border-radius: 1px;
  pointer-events: none;
}

.page-products .pp-hero__frame .frame-view__ticks {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 14px;
  height: 7px;
  background-image: repeating-linear-gradient(90deg, var(--steel) 0 1px, transparent 1px 30px);
  opacity: .45;
  z-index: 1;
}

.page-products .pp-hero__frame .frame-view__mark {
  position: absolute;
  top: 14px;
  right: 18px;
  z-index: 1;
  color: var(--cyan);
}

.page-products .pp-hero__kicker {
  position: relative;
  margin: 22px 0 14px;
  color: var(--steel);
}

.page-products .pp-hero__title {
  position: relative;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(30px, 7vw, 62px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--ice);
  max-width: 18ch;
}

.page-products .pp-hero__lede {
  position: relative;
  margin: 0;
  max-width: 56ch;
  color: var(--steel);
  font-size: 16.5px;
}

.page-products .pp-hero__stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-hero__stat {
  border-top: 1px solid var(--line-strong);
  padding-top: 12px;
}

.page-products .pp-hero__stat b {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--amber);
}

.page-products .pp-hero__stat-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--steel);
}

/* ---------- 主栅格 ---------- */
.page-products .pp-body {
  padding-top: 44px;
}

.page-products .pp-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-products .pp-rail {
  border: 3px solid var(--line-strong);
  background: var(--deep);
  padding: 16px;
  border-radius: 2px;
}

.page-products .pp-rail__label {
  margin: 0 0 12px;
  color: var(--steel);
}

.page-products .pp-rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-products .rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--steel);
  font-size: 13.5px;
  text-decoration: none;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-products .rail__link:hover,
.page-products .rail__link:focus-visible {
  color: var(--ice);
  border-color: var(--cyan);
  outline: none;
}

.page-products .rail__time {
  font-size: 11.5px;
  color: var(--cyan-deep);
  letter-spacing: .06em;
}

.page-products .rail__item.is-active .rail__link {
  color: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(79, 227, 208, .28), 0 0 16px rgba(79, 227, 208, .22);
}

.page-products .rail__item.is-active .rail__time {
  color: var(--cyan);
}

/* ---------- 模块通用 ---------- */
.page-products .pp-stream {
  min-width: 0;
}

.page-products .pp-module {
  margin-top: 8px;
}

.page-products .pp-module__head {
  max-width: 62ch;
}

.page-products .section__num {
  display: inline-block;
  color: var(--cyan-deep);
  font-size: 12px;
  letter-spacing: .16em;
  margin-bottom: 6px;
}

.page-products .pp-module__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 4.6vw, 36px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--ice);
}

.page-products .pp-module__intro {
  margin: 0;
  color: var(--steel);
  font-size: 16px;
  max-width: 58ch;
}

.page-products .scale-rule {
  margin: 52px 0;
  height: 1px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 14px);
}

/* ---------- 操作 / 结果 双栏 ---------- */
.page-products .pp-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 26px;
}

.page-products .panel {
  border-radius: 2px;
  padding: var(--pp-pad);
  position: relative;
  min-width: 0;
}

.page-products .panel--frame.pp-op {
  border: 3px solid var(--cyan);
  background: var(--deep);
  box-shadow: var(--shadow-hard-cyan);
  color: var(--ice);
}

.page-products .panel--ice.pp-out {
  border: 3px solid rgba(233, 245, 247, .8);
  background: var(--ice);
  color: var(--midnight);
  box-shadow: var(--shadow-hard);
}

.page-products .panel__cap {
  position: absolute;
  top: -1px;
  left: 14px;
  transform: translateY(-50%);
  margin: 0;
  padding: 3px 8px;
  background: var(--midnight);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  color: var(--steel);
  font-size: 10.5px;
}

.page-products .panel--frame.pp-op .panel__cap {
  background: var(--deep);
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-products .panel--ice.pp-out .panel__cap {
  background: var(--frost);
  border-color: var(--slate);
  color: var(--slate);
}

.page-products .pp-op__title {
  margin: 8px 0 14px;
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--ice);
}

.page-products .pp-steps {
  margin: 0 0 16px;
  padding-left: 20px;
  color: var(--steel);
  font-size: 14.5px;
}

.page-products .pp-steps li {
  margin-bottom: 7px;
}

.page-products .pp-steps li::marker {
  color: var(--cyan);
  font-family: var(--font-mono);
}

.page-products .pp-op__note {
  margin: 14px 0 0;
  font-size: 13.5px;
  color: var(--steel);
  border-left: 2px solid var(--cyan-deep);
  padding-left: 10px;
}

.page-products .pp-op__note--swap {
  color: var(--lemon);
  border-left-color: var(--lemon);
}

.page-products .pp-keys {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: var(--steel);
}

.page-products .pp-keys li {
  padding: 7px 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-keys__k {
  display: inline-block;
  min-width: 5.5em;
  margin-right: 8px;
  font-family: var(--font-narrow);
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--cyan);
}

/* ---------- 筛选芯片 ---------- */
.page-products .pp-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .chip {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.2;
  padding: 8px 13px;
  background: transparent;
  color: var(--ice);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  cursor: pointer;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-products .chip:hover,
.page-products .chip:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  outline: none;
}

.page-products .chip[aria-pressed="true"] {
  border-color: var(--lemon);
  color: var(--lemon);
  box-shadow: inset 0 0 0 2px rgba(237, 233, 74, .2);
}

.page-products .chip:active {
  box-shadow: inset 0 2px 0 rgba(237, 233, 74, .35);
}

/* ---------- 结果区内容 ---------- */
.page-products .pp-hit {
  display: inline-block;
  margin: 8px 0 14px;
  padding: 5px 10px;
  border: 1px solid var(--lemon);
  border-radius: 2px;
  background: rgba(237, 233, 74, .1);
  color: #6b6708;
  font-size: 13px;
  letter-spacing: .04em;
}

.page-products .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .ledger {
  width: 100%;
  min-width: 340px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--midnight);
}

.page-products .ledger th {
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: .08em;
  text-align: left;
  padding: 7px 9px;
  color: var(--slate);
  border-bottom: 1px solid rgba(92, 115, 133, .45);
}

.page-products .ledger td {
  padding: 9px 9px;
  border-bottom: 1px solid rgba(6, 20, 40, .12);
  color: var(--midnight);
}

.page-products .ledger tbody tr:last-child td {
  border-bottom: none;
}

.page-products .ledger .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--cyan-deep);
}

.page-products .pp-formats {
  display: grid;
  gap: 12px;
  margin-top: 8px;
}

.page-products .pp-format {
  border: 1px solid rgba(92, 115, 133, .45);
  border-radius: 2px;
  padding: 12px 14px;
  background: var(--frost);
}

.page-products .pp-format__name {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--cyan-deep);
  letter-spacing: .05em;
}

.page-products .pp-format__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--slate);
}

.page-products .pp-format__foot {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--slate);
  border-top: 1px dashed rgba(92, 115, 133, .5);
  padding-top: 12px;
}

.page-products .pp-viewlist {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-viewlist__item {
  padding: 12px 0;
  border-bottom: 1px dashed rgba(92, 115, 133, .5);
}

.page-products .pp-viewlist__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-products .pp-viewlist__tag {
  display: inline-block;
  margin-bottom: 6px;
  padding: 2px 8px;
  border: 1px solid var(--slate);
  border-radius: 2px;
  color: var(--slate);
  font-size: 10.5px;
}

.page-products .pp-viewlist__item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: #2a3a4a;
}

.page-products .pp-sync {
  display: grid;
  gap: 0;
  margin-top: 8px;
}

.page-products .pp-sync__row {
  padding: 12px 0;
  border-bottom: 1px dashed rgba(92, 115, 133, .5);
}

.page-products .pp-sync__row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-products .pp-sync__label {
  display: block;
  color: var(--slate);
  font-size: 10.5px;
}

.page-products .pp-sync__val {
  margin: 4px 0 2px;
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: .03em;
  color: var(--midnight);
}

.page-products .pp-sync__desc {
  margin: 0;
  font-size: 13px;
  color: var(--slate);
}

/* ---------- 配图 ---------- */
.page-products .pp-fig {
  margin: 24px 0 0;
}

.page-products .figure__frame {
  border: 3px solid var(--line-strong);
  border-radius: 2px;
  background: linear-gradient(140deg, rgba(42, 58, 114, .55), rgba(6, 20, 40, .96));
  overflow: hidden;
}

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

.page-products .figure__caption {
  margin-top: 10px;
  font-family: var(--font-narrow);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--steel);
}

/* ---------- 能力对照表 ---------- */
.page-products .pp-compare__scroll {
  margin-top: 24px;
  border: 3px solid var(--line-strong);
  border-radius: 2px;
  background: var(--deep);
}

.page-products .pp-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pp-table thead th {
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: .1em;
  text-align: left;
  color: var(--steel);
  padding: 13px 14px;
  border-bottom: 1px solid var(--line-strong);
  background: rgba(6, 20, 40, .7);
}

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

.page-products .pp-table tbody tr:nth-child(even) {
  background: rgba(12, 37, 66, .5);
}

.page-products .pp-table tbody tr:hover,
.page-products .pp-table tbody tr:focus-within {
  background: rgba(31, 156, 156, .16);
}

.page-products .pp-table tbody th {
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .04em;
  text-align: left;
  color: var(--cyan);
  padding: 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  vertical-align: top;
}

.page-products .pp-table tbody td {
  padding: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ice);
  line-height: 1.65;
  vertical-align: top;
}

.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .pp-table__more {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  font-size: 12.5px;
  color: var(--amber);
  transition: max-height var(--t) var(--ease), opacity var(--t) var(--ease), margin-top var(--t) var(--ease);
}

.page-products .pp-table tbody tr:hover .pp-table__more,
.page-products .pp-table tbody tr:focus-within .pp-table__more {
  max-height: 80px;
  opacity: 1;
  margin-top: 6px;
}

/* ---------- 下一步入口 ---------- */
.page-products .pp-next {
  margin-top: 60px;
  padding: 26px var(--pp-pad);
  border-top: 3px solid var(--line-strong);
  border-bottom: 3px solid var(--line-strong);
}

.page-products .pp-next__title {
  margin: 0 0 18px;
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--steel);
}

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

.page-products .pp-next__list li {
  display: grid;
  gap: 4px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.page-products .pp-next__list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-products .pp-next__link {
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: .03em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  justify-self: start;
  transition: border-color var(--t) var(--ease), color var(--t) var(--ease);
}

.page-products .pp-next__link:hover,
.page-products .pp-next__link:focus-visible {
  border-bottom-color: var(--cyan);
  outline: none;
}

.page-products .pp-next__list span {
  font-size: 13.5px;
  color: var(--steel);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products {
    --pp-pad: 22px;
  }

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

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

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

@media (min-width: 860px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 24px;
  }

  .page-products .pp-fig--narrow {
    max-width: 760px;
  }

  .page-products .pp-fig--narrow .figure__frame {
    margin-left: 32px;
  }
}

@media (min-width: 1000px) {
  .page-products .pp-grid {
    grid-template-columns: var(--rail) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .pp-rail {
    position: sticky;
    top: 96px;
  }

  .page-products .pp-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-products .rail__link {
    width: 100%;
    border-color: transparent;
    border-left: 2px solid var(--line);
    padding-left: 12px;
  }

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

@media (min-width: 1200px) {
  .page-products .pp-hero__frame {
    padding: 58px 48px 44px;
  }

  .page-products .pp-hero__stat b {
    font-size: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 1ms !important;
  }
}