.page-products {
  --pp-rail-top: calc(var(--header-h) + 20px);
  --pp-radius: 2px;
}

/* ---------- 首屏 ---------- */
.page-products .hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(24px, 4.4vw, 52px);
  padding-bottom: clamp(32px, 5vw, 64px);
}

.page-products .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 16% 10%, rgba(53, 240, 192, 0.10), transparent 44%),
    radial-gradient(circle at 88% 82%, rgba(255, 138, 61, 0.09), transparent 48%);
}

.page-products .hero__grid {
  position: relative;
  align-items: end;
  row-gap: clamp(24px, 4vw, 40px);
}

.page-products .hero__lead .display-1 {
  margin: 12px 0 0;
}

.page-products .hero__lead .lede {
  margin: 16px 0 0;
}

.page-products .hero__lead .btn-group {
  margin-top: 26px;
}

.page-products .hero__snapshot {
  background: linear-gradient(180deg, rgba(22, 35, 61, 0.96), rgba(10, 20, 40, 0.96));
  border-radius: var(--pp-radius);
  padding: 20px 20px 22px;
}

.page-products .snapshot-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .snapshot-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(42, 61, 99, 0.9);
  font-size: 15px;
  line-height: 1.5;
}

.page-products .snapshot-num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mint);
  flex: 0 0 auto;
}

.page-products .hero__snapshot .form-bar {
  margin-top: 18px;
}

.page-products .snapshot-note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
}

/* ---------- 功能索引与字段区 ---------- */
.page-products .feature-layout {
  align-items: start;
  row-gap: clamp(28px, 5vw, 56px);
}

.page-products .rail {
  border-left: 2px solid var(--steel);
  padding-left: 16px;
}

.page-products .rail__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-products .rail__list li + li {
  border-top: 1px solid rgba(42, 61, 99, 0.55);
}

.page-products .rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  color: var(--muted);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.5;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-products .rail__list a .mono {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mint-deep);
  transition: color 0.2s var(--ease);
}

.page-products .rail__list a:hover,
.page-products .rail__list a:focus-visible {
  color: var(--mint);
  padding-left: 8px;
}

.page-products .rail__list a:hover .mono,
.page-products .rail__list a:focus-visible .mono {
  color: var(--mint);
}

.page-products .rail__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.6;
}

.page-products .feature-stack {
  display: grid;
  gap: clamp(36px, 6vw, 72px);
}

.page-products .feature {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .feature__head {
  display: grid;
  gap: 8px;
}

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

.page-products .feature__head .display-3 {
  margin: 0;
}

.page-products .feature__sum {
  margin: 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.page-products .feature > p {
  margin: 18px 0 0;
  max-width: 66ch;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-products .feature__foot {
  margin: 20px 0 0;
  max-width: 66ch;
  padding-left: 14px;
  border-left: 2px solid var(--mint-deep);
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .figure {
  margin: 24px 0 0;
}

.page-products .shot img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--steel);
  border-radius: var(--pp-radius);
  background: var(--ink-deep);
}

/* ---------- 字段表 ---------- */
.page-products .fieldtable {
  margin: 26px 0 0;
  display: grid;
  border-top: 1px solid var(--steel);
}

.page-products .fieldtable__row {
  display: grid;
  gap: 4px 24px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(42, 61, 99, 0.55);
}

.page-products .fieldtable dt {
  color: var(--mint);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.6;
}

.page-products .fieldtable dd {
  margin: 0;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.78;
}

/* ---------- 联赛对照列表 ---------- */
.page-products .rank-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(42, 61, 99, 0.6);
  border: 1px solid var(--steel);
}

.page-products .rank-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--ink);
}

.page-products .rank-no {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  padding-top: 3px;
}

.page-products .rank-list strong {
  display: block;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
}

.page-products .rank-list span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 费用区间带 ---------- */
.page-products .price-band {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-products .price-band__grid {
  align-items: start;
  row-gap: clamp(26px, 4vw, 44px);
}

.page-products .price-band__intro .display-3 {
  margin: 12px 0 0;
}

.page-products .price-band__intro .lede {
  margin: 16px 0 0;
}

.page-products .dims {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .dims li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-products .dims .tag {
  flex: 0 0 auto;
}

.page-products .price-band__panel {
  position: relative;
  padding: 20px;
  border: 1px solid var(--steel);
  border-radius: var(--pp-radius);
  background: rgba(6, 13, 28, 0.72);
}

.page-products .price-band__panel .figure {
  margin-top: 0;
}

.page-products .scale {
  margin-top: 22px;
}

.page-products .scale__bar {
  position: relative;
  height: 16px;
  border: 1px solid var(--steel);
  border-radius: 1px;
  background: repeating-linear-gradient(90deg, rgba(42, 61, 99, 0.95) 0 1px, transparent 1px 10%);
}

.page-products .scale__range {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 22%;
  right: 34%;
  background: linear-gradient(90deg, rgba(255, 138, 61, 0.85), rgba(255, 138, 61, 0.32));
  border-left: 2px solid var(--orange);
  border-right: 2px solid var(--orange);
}

.page-products .scale__marks {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-products .price-band__note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 收藏与更新 ---------- */
.page-products .tools-row {
  align-items: start;
  row-gap: clamp(32px, 5vw, 56px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .timeline {
  margin-top: 24px;
}

.page-products .timeline__body p {
  margin: 4px 0 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.78;
}

.page-products .timeline__item--flag .timeline__dot {
  border-radius: 1px;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.18);
}

.page-products #f-save,
.page-products #f-update,
.page-products #f-price,
.page-products #f-scenario,
.page-products #f-version {
  scroll-margin-top: calc(var(--header-h) + 22px);
}

/* ---------- 适用场景 ---------- */
.page-products .scenario-grid {
  margin-top: clamp(24px, 4vw, 40px);
  display: grid;
  gap: 1px;
  background: rgba(42, 61, 99, 0.7);
  border: 1px solid var(--steel);
}

.page-products .scenario {
  background: var(--ink-deep);
  padding: 22px 20px 26px;
  position: relative;
}

.page-products .scenario::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 3px;
  background: var(--mint);
}

.page-products .scenario h3 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.35;
  color: var(--text);
}

.page-products .scenario p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.78;
}

/* ---------- 版本对照 ---------- */
.page-products .version-lede {
  margin: 14px 0 0;
}

.page-products .version-table-wrap {
  margin-top: 28px;
  border: 1px solid var(--steel);
  border-radius: var(--pp-radius);
  background: rgba(6, 13, 28, 0.72);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .version-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

.page-products .version-table caption {
  padding: 14px 20px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  border-bottom: 1px solid var(--steel);
}

.page-products .version-table thead th {
  padding: 14px 20px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--mint);
  background: rgba(53, 240, 192, 0.06);
  border-bottom: 1px solid var(--steel);
}

.page-products .version-table tbody th {
  padding: 18px 20px;
  text-align: left;
  vertical-align: top;
  width: 22%;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid rgba(42, 61, 99, 0.6);
}

.page-products .version-table tbody td {
  padding: 18px 20px;
  vertical-align: top;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
  border-bottom: 1px solid rgba(42, 61, 99, 0.6);
}

.page-products .version-table tbody tr:last-child th,
.page-products .version-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 收尾 ---------- */
.page-products .cta-close {
  border-top: 1px solid var(--steel);
  padding-top: clamp(22px, 3.5vw, 34px);
}

.page-products .cta-close__text {
  margin: 0;
  max-width: 62ch;
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
}

.page-products .cta-close .btn-group {
  margin-top: 20px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .fieldtable__row {
    grid-template-columns: minmax(132px, 4fr) 8fr;
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-products .rail {
    position: sticky;
    top: var(--pp-rail-top);
    align-self: start;
    max-height: calc(100vh - var(--pp-rail-top) - 24px);
    overflow-y: auto;
  }

  .page-products .grid--4-8.feature-layout {
    grid-template-columns: 4fr 8fr;
  }
}

@media (min-width: 1120px) {
  .page-products .scenario-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .scenario {
    padding: 26px 22px 30px;
  }
}

@media (max-width: 599px) {
  .page-products .hero__snapshot {
    padding: 16px 16px 18px;
  }

  .page-products .price-band__panel {
    padding: 14px;
  }

  .page-products .rank-list li {
    padding: 12px 13px;
  }

  .page-products .scale__marks {
    font-size: 11px;
    letter-spacing: 0.1em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .rail__list a,
  .page-products .rail__list a .mono {
    transition: none;
  }
}
</final>