.page-products {
  --pr-cut: 20px;
  --pr-gap: 16px;
  color: var(--ab-text);
  background: var(--ab-ink);
}

.page-products .pr-crumb {
  padding-top: 24px;
  padding-bottom: 4px;
}

.page-products .pr-crumb a {
  color: var(--ab-muted);
  text-decoration: none;
}

.page-products .pr-crumb a:hover,
.page-products .pr-crumb a:focus-visible {
  color: var(--ab-mint);
}

/* ---------- 首屏 ---------- */

.page-products .pr-hero {
  position: relative;
  overflow: hidden;
  margin-top: 16px;
  background: var(--ab-surface);
  isolation: isolate;
}

.page-products .pr-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 150%;
  background: linear-gradient(150deg, var(--ab-layer) 0%, rgba(22, 48, 42, 0) 68%);
  clip-path: polygon(0 0, 100% 0, 100% 52%, 0 100%);
  z-index: -1;
}

.page-products .pr-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: -34%;
  height: 62%;
  background: var(--ab-accent);
  opacity: 0.05;
  transform: rotate(-6deg);
  z-index: -1;
}

.page-products .pr-hero__inner {
  position: relative;
  display: grid;
  gap: 28px;
  padding-top: clamp(34px, 6vw, 64px);
  padding-bottom: clamp(34px, 6vw, 60px);
}

.page-products .pr-hero__title {
  margin: 12px 0 16px;
  font-size: clamp(2rem, 6.6vw, 3.9rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.03em;
  max-width: 13em;
}

.page-products .pr-hero__title strong {
  font-weight: 800;
  color: var(--ab-accent);
}

.page-products .pr-hero__lead {
  margin: 0;
  max-width: 36em;
  color: var(--ab-muted);
  font-size: clamp(0.95rem, 1.7vw, 1.06rem);
  line-height: 1.82;
}

.page-products .pr-hero__aside {
  background: rgba(8, 17, 15, 0.62);
  border: 1px solid var(--ab-line);
  border-radius: 2px 20px 2px 20px;
  padding: 18px 18px 12px;
}

.page-products .pr-hero__aside-title {
  margin: 0 0 6px;
  font-family: var(--ab-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--ab-muted);
  text-transform: uppercase;
}

.page-products .pr-plan-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 2px 12px;
  padding: 12px 0;
  border-top: 1px solid rgba(31, 74, 62, 0.7);
}

.page-products .pr-plan-row__name {
  font-size: 0.92rem;
  color: var(--ab-text);
}

.page-products .pr-plan-row__num {
  font-family: var(--ab-mono);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1;
  color: var(--ab-accent);
  font-variant-numeric: tabular-nums;
}

.page-products .pr-plan-row__num--wide {
  font-size: 1.1rem;
}

.page-products .pr-plan-row__num small {
  margin-left: 6px;
  font-family: var(--ab-font);
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--ab-muted);
}

.page-products .pr-plan-row__meta {
  grid-column: 1 / -1;
  font-family: var(--ab-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ab-muted);
}

.page-products .pr-hero__note {
  margin: 8px 0 0;
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--ab-muted);
}

/* ---------- 章节跳转条 ---------- */

.page-products .pr-jump {
  position: sticky;
  top: var(--ab-top-h);
  z-index: 6;
  background: rgba(8, 17, 15, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--ab-line);
}

.page-products .pr-jump__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 10px 16px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .pr-jump__list::-webkit-scrollbar {
  display: none;
}

.page-products .pr-jump__list a {
  display: inline-block;
  white-space: nowrap;
  font-family: var(--ab-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  border: 1px solid var(--ab-line);
  border-radius: 2px 10px 2px 10px;
  color: var(--ab-muted);
  text-decoration: none;
  transition: color 0.25s var(--ab-ease), background 0.25s var(--ab-ease), border-color 0.25s var(--ab-ease);
}

.page-products .pr-jump__list a:hover,
.page-products .pr-jump__list a:focus-visible {
  color: var(--ab-ink);
  background: var(--ab-accent);
  border-color: var(--ab-accent);
}

/* ---------- 章节骨架 ---------- */

.page-products .pr-chapter {
  padding: clamp(46px, 8vw, 92px) 0;
}

.page-products .pr-chapter--last {
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-products .pr-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-products .pr-num {
  display: block;
  font-family: var(--ab-mono);
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-weight: 200;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--ab-surface);
  -webkit-text-stroke: 1px var(--ab-line);
}

.page-products .pr-h2 {
  margin: 0 0 12px;
  font-size: clamp(1.42rem, 3.6vw, 2.1rem);
  font-weight: 500;
  line-height: 1.26;
  letter-spacing: -0.015em;
}

.page-products .pr-h2--cta {
  margin-bottom: 10px;
}

.page-products .pr-text {
  margin: 0;
  max-width: 38em;
  color: var(--ab-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-products .pr-text--after {
  margin-top: clamp(20px, 3vw, 30px);
  max-width: 42em;
}

.page-products .pr-text--tight {
  margin-top: 16px;
}

.page-products .pr-text a {
  color: var(--ab-mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(111, 231, 196, 0.4);
}

.page-products .pr-text a:hover,
.page-products .pr-text a:focus-visible {
  color: var(--ab-accent);
  border-bottom-color: var(--ab-accent);
}

.page-products .pr-break {
  max-width: 1100px;
  height: 2px;
  margin: 0 auto;
  background: linear-gradient(90deg, transparent, var(--ab-line) 18%, var(--ab-line) 82%, transparent);
  transform: rotate(-0.5deg);
}

/* ---------- 01 机制对照 ---------- */

.page-products .pr-split {
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-split__col {
  padding: 20px 18px 22px;
  background: var(--ab-surface);
  border-radius: 2px 16px 2px 16px;
}

.page-products .pr-split__col--old {
  opacity: 0.74;
  border-top: 2px solid var(--ab-line);
}

.page-products .pr-split__col--new {
  background: linear-gradient(158deg, var(--ab-layer), var(--ab-surface) 72%);
  border-left: 3px solid var(--ab-accent);
}

.page-products .pr-split__col .ab-eyebrow {
  display: block;
  margin-bottom: 12px;
}

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

.page-products .pr-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--ab-text);
}

.page-products .pr-list li:last-child {
  margin-bottom: 0;
}

.page-products .pr-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--ab-line);
}

.page-products .pr-split__col--new .pr-list li::before {
  background: var(--ab-accent);
}

.page-products .pr-fig {
  margin: clamp(22px, 4vw, 34px) 0 0;
}

.page-products .pr-fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 2px 20px 2px 20px;
  filter: contrast(1.06) brightness(0.9) saturate(0.78);
}

.page-products .pr-fig figcaption {
  margin-top: 10px;
  font-family: var(--ab-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--ab-muted);
}

/* ---------- 02 方案 ---------- */

.page-products .pr-plans {
  display: grid;
  gap: var(--pr-gap);
  margin-bottom: clamp(24px, 4vw, 36px);
}

.page-products .pr-plan {
  padding: 1px;
  background: var(--ab-line);
  clip-path: polygon(0 0, calc(100% - var(--pr-cut)) 0, 100% var(--pr-cut), 100% 100%, var(--pr-cut) 100%, 0 calc(100% - var(--pr-cut)));
  transition: background 0.3s var(--ab-ease), transform 0.3s var(--ab-ease);
}

.page-products .pr-plan__in {
  height: 100%;
  padding: 20px 18px 22px;
  background: var(--ab-surface);
  clip-path: polygon(0 0, calc(100% - var(--pr-cut)) 0, 100% var(--pr-cut), 100% 100%, var(--pr-cut) 100%, 0 calc(100% - var(--pr-cut)));
  transition: background 0.3s var(--ab-ease);
}

.page-products .pr-plan:hover,
.page-products .pr-plan:focus-visible,
.page-products .pr-plan:focus-within {
  background: var(--ab-accent);
  outline: none;
}

.page-products .pr-plan:hover .pr-plan__in,
.page-products .pr-plan:focus-visible .pr-plan__in,
.page-products .pr-plan:focus-within .pr-plan__in {
  background: var(--ab-layer);
}

.page-products .pr-plan__tag {
  margin: 0 0 14px;
  font-family: var(--ab-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--ab-mint);
}

.page-products .pr-plan__big {
  margin: 0;
  font-family: var(--ab-mono);
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ab-accent);
  font-variant-numeric: tabular-nums;
}

.page-products .pr-plan__big small {
  display: inline-block;
  margin-left: 8px;
  font-family: var(--ab-font);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--ab-muted);
}

.page-products .pr-plan__sub {
  margin: 10px 0 0;
  font-size: 0.88rem;
  color: var(--ab-text);
}

.page-products .pr-plan__desc {
  margin: 10px 0 16px;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--ab-muted);
}

.page-products .pr-plan__foot {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid rgba(31, 74, 62, 0.8);
  font-family: var(--ab-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ab-text);
}

.page-products .pr-tablewrap {
  margin-top: 4px;
}

.page-products .pr-table {
  min-width: 640px;
  font-size: 0.86rem;
}

.page-products .pr-table__cap {
  caption-side: top;
  text-align: left;
  padding: 0 0 10px;
  font-family: var(--ab-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--ab-muted);
}

.page-products .pr-table th,
.page-products .pr-table td {
  padding: 12px 14px;
  line-height: 1.6;
  vertical-align: top;
}

.page-products .pr-table thead th {
  background: var(--ab-layer);
  color: var(--ab-text);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pr-table tbody th[scope="row"] {
  color: var(--ab-muted);
  font-weight: 400;
  white-space: nowrap;
}

.page-products .pr-table tbody td {
  color: var(--ab-text);
}

.page-products .pr-table tbody tr:nth-child(even) td,
.page-products .pr-table tbody tr:nth-child(even) th {
  background: rgba(22, 48, 42, 0.36);
}

.page-products .pr-table thead th:first-child,
.page-products .pr-table tbody th:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--ab-surface);
  border-right: 1px solid var(--ab-line);
}

.page-products .pr-table thead th:first-child {
  background: var(--ab-layer);
}

.page-products .pr-table tbody tr:nth-child(even) th:first-child {
  background: #0d1c17;
}

/* ---------- 03 场馆字段 ---------- */

.page-products .pr-fields {
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-field {
  display: flex;
  flex-direction: column;
  background: var(--ab-layer);
  clip-path: polygon(0 0, calc(100% - var(--pr-cut)) 0, 100% var(--pr-cut), 100% 100%, var(--pr-cut) 100%, 0 calc(100% - var(--pr-cut)));
}

.page-products .pr-field__fig {
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ab-ink);
}

.page-products .pr-field__fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05) brightness(0.86) saturate(0.7);
}

.page-products .pr-field__fig--flat {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 12px 16px;
  background:
    repeating-linear-gradient(135deg, rgba(59, 232, 168, 0.06) 0 2px, transparent 2px 14px),
    linear-gradient(140deg, var(--ab-layer), var(--ab-ink));
}

.page-products .pr-field__glyph {
  font-family: var(--ab-mono);
  font-size: 2.4rem;
  font-weight: 200;
  line-height: 1;
  color: var(--ab-surface);
  -webkit-text-stroke: 1px var(--ab-line);
}

.page-products .pr-field__body {
  padding: 18px 18px 20px;
}

.page-products .pr-field__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ab-text);
}

.page-products .pr-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ab-accent);
  box-shadow: 0 0 0 4px rgba(59, 232, 168, 0.14);
}

.page-products .pr-dot--mint {
  background: var(--ab-mint);
  box-shadow: 0 0 0 4px rgba(111, 231, 196, 0.14);
}

.page-products .pr-dot--amber {
  background: var(--ab-amber);
  box-shadow: 0 0 0 4px rgba(242, 162, 60, 0.14);
}

.page-products .pr-dot--alert {
  background: var(--ab-alert);
  box-shadow: 0 0 0 4px rgba(228, 87, 46, 0.14);
}

.page-products .pr-field__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--ab-muted);
}

.page-products .pr-field__more {
  margin-top: 14px;
}

.page-products .pr-field__more summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--ab-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--ab-mint);
}

.page-products .pr-field__more summary::-webkit-details-marker {
  display: none;
}

.page-products .pr-field__more summary::before {
  content: "+ ";
}

.page-products .pr-field__more[open] summary::before {
  content: "− ";
}

.page-products .pr-field__more summary:focus-visible {
  outline: 1px solid var(--ab-accent);
  outline-offset: 3px;
}

.page-products .pr-field__more p {
  margin: 10px 0 0;
  padding: 10px 12px;
  font-family: var(--ab-mono);
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--ab-text);
  background: rgba(8, 17, 15, 0.62);
  border-left: 2px solid var(--ab-line);
}

/* ---------- 04 节奏 ---------- */

.page-products .pr-timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pr-timeline__item {
  position: relative;
  padding: 16px 18px 18px;
  background: var(--ab-surface);
  border-left: 2px solid var(--ab-line);
}

.page-products .pr-timeline__when {
  margin: 0 0 8px;
  font-family: var(--ab-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--ab-muted);
}

.page-products .pr-timeline__title {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ab-text);
}

.page-products .pr-timeline__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.78;
  color: var(--ab-muted);
}

.page-products .pr-timeline__item:nth-child(1) {
  border-left-color: var(--ab-amber);
}

.page-products .pr-timeline__item:nth-child(1) .pr-timeline__when {
  color: var(--ab-amber);
}

.page-products .pr-timeline__item:nth-child(2) {
  border-left-color: var(--ab-accent);
}

.page-products .pr-timeline__item:nth-child(2) .pr-timeline__when {
  color: var(--ab-accent);
}

.page-products .pr-timeline__item:nth-child(3) {
  border-left-color: var(--ab-mint);
}

.page-products .pr-timeline__item:nth-child(3) .pr-timeline__when {
  color: var(--ab-mint);
}

/* ---------- 05 视图 ---------- */

.page-products .pr-fig--banner {
  margin-top: 0;
}

.page-products .pr-grid2 {
  display: grid;
  gap: var(--pr-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pr-view {
  padding: 20px 18px 22px;
  background: var(--ab-surface);
  border-top: 2px solid var(--ab-line);
}

.page-products .pr-view .ab-eyebrow {
  display: block;
  margin-bottom: 10px;
}

.page-products .pr-view__title {
  margin: 0 0 10px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ab-text);
}

.page-products .pr-view__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--ab-muted);
}

/* ---------- 06 导出 ---------- */

.page-products .pr-export {
  display: grid;
  gap: clamp(20px, 4vw, 34px);
}

.page-products .pr-cols {
  margin: 0;
  padding: 12px 0;
  list-style: none;
  font-family: var(--ab-mono);
  font-size: 0.78rem;
  background: rgba(8, 17, 15, 0.66);
  border: 1px solid var(--ab-line);
  border-radius: 2px 16px 2px 16px;
}

.page-products .pr-cols li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 6px 16px;
}

.page-products .pr-cols li:nth-child(odd) {
  background: rgba(22, 48, 42, 0.34);
}

.page-products .pr-cols__k {
  color: var(--ab-text);
  white-space: nowrap;
}

.page-products .pr-cols__v {
  color: var(--ab-muted);
  text-align: right;
  word-break: break-all;
}

.page-products .pr-fig--side {
  margin: 0;
}

/* ---------- 07 反馈 ---------- */

.page-products .pr-cta {
  display: grid;
  gap: 24px;
  padding: clamp(26px, 5vw, 44px) clamp(20px, 4vw, 40px);
  background: linear-gradient(122deg, var(--ab-layer), var(--ab-surface) 68%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 0 100%);
  border-left: 3px solid var(--ab-accent);
}

.page-products .pr-cta__desc {
  margin: 0;
  max-width: 34em;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--ab-muted);
}

.page-products .pr-cta__act {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-products .pr-cta__hint {
  margin: 0;
  font-family: var(--ab-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--ab-muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-products .pr-fields,
  .page-products .pr-grid2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pr-jump__list {
    padding: 10px 24px;
  }
}

@media (min-width: 860px) {
  .page-products .pr-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 40px;
  }

  .page-products .pr-head {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 0 26px;
    align-items: start;
  }

  .page-products .pr-num {
    font-size: clamp(2.4rem, 4.4vw, 3.6rem);
  }

  .page-products .pr-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

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

  .page-products .pr-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 24px;
  }

  .page-products .pr-timeline__item {
    padding: 28px 18px 0 0;
    background: transparent;
    border-left: 0;
  }

  .page-products .pr-timeline__item::before {
    content: "";
    position: absolute;
    top: 4px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--ab-line);
  }

  .page-products .pr-timeline__item::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 9px;
    height: 9px;
    background: var(--ab-line);
  }

  .page-products .pr-timeline__item:nth-child(1)::after {
    background: var(--ab-amber);
  }

  .page-products .pr-timeline__item:nth-child(2)::after {
    background: var(--ab-accent);
  }

  .page-products .pr-timeline__item:nth-child(3)::after {
    background: var(--ab-mint);
  }

  .page-products .pr-export {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-products .pr-cta {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: center;
    gap: 36px;
  }

  .page-products .pr-cta__act {
    align-items: flex-end;
    text-align: right;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-plan,
  .page-products .pr-plan__in,
  .page-products .pr-jump__list a,
  .page-products .pr-break {
    transition: none;
    transform: none;
  }
}
<<<END>>>