.page-products {
  --pr-panel: rgba(255, 255, 255, 0.05);
  --pr-line-soft: rgba(143, 166, 184, 0.16);
  --pr-lime-soft: rgba(200, 244, 90, 0.14);
  --pr-lime-line: rgba(200, 244, 90, 0.42);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* 面包屑 */
.page-products .tac-breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* 首屏 */
.page-products .pr-hero {
  position: relative;
  padding: clamp(22px, 4vw, 44px) 0 clamp(18px, 3vw, 32px);
}
.page-products .pr-hero__title {
  margin: 0.24em 0 0.36em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 8vw, 82px);
  line-height: 0.94;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-wrap: balance;
}
.page-products .pr-hero__title em {
  font-style: normal;
  color: var(--lime);
}
.page-products .pr-hero__lede {
  max-width: 56ch;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.7;
  color: var(--blue);
}
.page-products .pr-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(18px, 2.6vw, 26px);
}
.page-products .pr-jump {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease);
}
.page-products .pr-jump__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime);
}
.page-products .pr-jump:hover,
.page-products .pr-jump:focus-visible {
  border-color: var(--pr-lime-line);
  background: var(--pr-lime-soft);
}

/* 技能树：左轨道 + 右内容 */
.page-products .pr-flow {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  align-items: start;
}
.page-products .pr-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
}
.page-products .pr-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-products .pr-rail__node {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--blue);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}
.page-products .pr-rail__node:hover,
.page-products .pr-rail__node:focus-visible {
  color: var(--paper);
  border-color: var(--pr-lime-line);
}
.page-products .pr-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime);
}

/* 章节 */
.page-products .pr-flow__body {
  min-width: 0;
}
.page-products .pr-sec {
  position: relative;
  padding: clamp(28px, 4.2vw, 48px) 0;
  border-top: 1px solid var(--line);
}
.page-products .pr-sec:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-products .pr-sec__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(16px, 2.6vw, 28px);
  max-width: 60ch;
}
.page-products .pr-sec__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
}
.page-products .pr-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(25px, 4.6vw, 42px);
  line-height: 1.02;
  letter-spacing: -0.005em;
  color: var(--paper);
}
.page-products .pr-sec__sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.68;
  color: var(--blue);
}
.page-products .pr-note {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--blue);
}
.page-products .pr-inline {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 01 四入口拼贴 */
.page-products .pr-collage {
  display: grid;
  gap: 12px;
}
.page-products .pr-tile {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 152px;
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
}
.page-products .pr-tile--glass {
  background: var(--pr-panel);
  backdrop-filter: blur(8px);
}
.page-products .pr-tile--lime {
  background: linear-gradient(160deg, rgba(200, 244, 90, 0.14), rgba(200, 244, 90, 0.03));
  border-color: var(--pr-lime-line);
}
.page-products .pr-tile--indigo {
  background: linear-gradient(200deg, var(--indigo), var(--ink-3));
}
.page-products .pr-tile__kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--blue);
}
.page-products .pr-tile__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: clamp(17px, 2.4vw, 20px);
  line-height: 1.4;
  color: var(--paper);
}
.page-products .pr-tile__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--blue);
}
.page-products .pr-tile__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--orange);
}
.page-products .pr-tile__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13px;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.24s var(--ease);
}
.page-products .pr-tile__link::after {
  content: " →";
}
.page-products .pr-tile__link:hover,
.page-products .pr-tile__link:focus-visible {
  border-bottom-color: var(--lime);
}

/* 图片容器 */
.page-products .pr-figure {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-3);
}
.page-products .pr-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-products .pr-figure--band img {
  aspect-ratio: 2 / 1;
}
.page-products .pr-figure--tall img {
  aspect-ratio: 3 / 4;
  height: 100%;
}

/* 02 筛选 */
.page-products .pr-split {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}
.page-products .pr-steps {
  counter-reset: prstep;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.page-products .pr-steps li {
  position: relative;
  min-height: 30px;
  padding-left: 44px;
  font-size: 15px;
  line-height: 1.62;
  color: var(--paper);
}
.page-products .pr-steps li::before {
  counter-increment: prstep;
  content: counter(prstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime);
}
.page-products .pr-ui {
  display: grid;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--ink-3);
}
.page-products .pr-ui__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 4px;
}
.page-products .pr-ui__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line-strong);
}
.page-products .pr-ui__tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--blue);
}
.page-products .pr-ui__row {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid var(--pr-line-soft);
  border-radius: 9px;
  background: var(--pr-panel);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--blue);
}
.page-products .pr-ui__row--on {
  background: var(--pr-lime-soft);
  border-color: var(--pr-lime-line);
  color: var(--lime);
}
.page-products .pr-ui__row--match {
  color: var(--paper);
}
.page-products .pr-ui__pill {
  flex: 0 0 auto;
  height: 8px;
  border-radius: 999px;
  background: rgba(143, 166, 184, 0.34);
}
.page-products .pr-ui__pill--s { width: 26px; }
.page-products .pr-ui__pill--m { width: 46px; background: var(--lime); }
.page-products .pr-ui__pill--l { width: 64px; background: rgba(200, 244, 90, 0.55); }

/* 03 时间轴 */
.page-products .pr-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-bottom: 14px;
}
.page-products .pr-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--blue);
}
.page-products .pr-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
}
.page-products .pr-dot--lime { background: var(--lime); }
.page-products .pr-dot--orange { background: var(--orange); }
.page-products .pr-dot--blue { background: var(--blue); }
.page-products .pr-tl {
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(178px, 1fr);
  gap: 12px;
  padding: 18px 2px 8px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
}
.page-products .pr-tl::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 8px;
  border-top: 1px dashed var(--line-strong);
}
.page-products .pr-tl__item {
  position: relative;
  scroll-snap-align: start;
  display: grid;
  gap: 4px;
  padding: 14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
}
.page-products .pr-tl__item::before {
  content: "";
  position: absolute;
  top: -14px;
  left: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--ink);
}
.page-products .pr-tl__item--lime::before { background: var(--lime); }
.page-products .pr-tl__item--orange::before { background: var(--orange); }
.page-products .pr-tl__item--blue::before { background: var(--blue); }
.page-products .pr-tl__min {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--paper);
}
.page-products .pr-tl__label {
  font-size: 12px;
  color: var(--orange);
}
.page-products .pr-tl__item--lime .pr-tl__label { color: var(--lime); }
.page-products .pr-tl__item--blue .pr-tl__label { color: var(--blue); }
.page-products .pr-tl__desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--blue);
}

/* 04 转会卡片流 */
.page-products .pr-sec--transfer {
  overflow: hidden;
}
.page-products .pr-transfer__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.page-products .pr-transfer__bg img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.4;
}
.page-products .pr-transfer__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 19, 15, 0.86), rgba(7, 19, 15, 0.96));
}
.page-products .pr-sec--transfer > .pr-sec__head,
.page-products .pr-sec--transfer > .pr-cards,
.page-products .pr-sec--transfer > .pr-transfer__notes {
  position: relative;
  z-index: 1;
}
.page-products .pr-cards {
  display: flex;
  gap: 12px;
  padding: 4px 2px 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.page-products .pr-cards:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 4px;
}
.page-products .pr-tcard {
  flex: 0 0 76%;
  max-width: 300px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 31, 25, 0.92);
}
.page-products .pr-badge {
  align-self: flex-start;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--orange);
  color: #1A0C03;
  font-size: 11.5px;
  font-weight: 500;
}
.page-products .pr-badge--cool {
  background: rgba(143, 166, 184, 0.24);
  color: var(--paper);
  border: 1px solid var(--line-strong);
}
.page-products .pr-tcard__team {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  color: var(--paper);
}
.page-products .pr-tcard__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--blue);
}
.page-products .pr-tcard__time {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
}
.page-products .pr-transfer__notes {
  display: grid;
  gap: 0 24px;
}

/* 05 苹果版 */
.page-products .pr-ios {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}
.page-products .pr-ios .pr-figure {
  margin-bottom: 0;
}
.page-products .pr-ios__body {
  min-width: 0;
}

/* 06 设备适配 */
.page-products .pr-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-3);
}
.page-products .pr-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}
.page-products .pr-table th {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-align: left;
  color: var(--blue);
}
.page-products .pr-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--pr-line-soft);
  line-height: 1.5;
  color: var(--paper);
  vertical-align: top;
}
.page-products .pr-table tr:last-child td {
  border-bottom: 0;
}
.page-products .pr-table td:first-child {
  color: var(--lime);
  font-weight: 500;
  white-space: nowrap;
}

/* 出口 */
.page-products .pr-next {
  margin-top: clamp(28px, 4vw, 46px);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
}
.page-products .pr-next__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.05;
  color: var(--paper);
}
.page-products .pr-next__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.page-products .pr-next__link {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease);
}
.page-products .pr-next__kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
}
.page-products .pr-next__link em {
  font-style: normal;
}
.page-products .pr-next__link:hover,
.page-products .pr-next__link:focus-visible {
  border-color: var(--pr-lime-line);
  background: var(--pr-lime-soft);
}

/* 焦点环 */
.page-products a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* 平板：拼贴与非对称排布 */
@media (min-width: 720px) {
  .page-products .pr-collage {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: stretch;
  }
  .page-products .pr-tile--a { grid-column: span 7; }
  .page-products .pr-tile--b { grid-column: span 5; }
  .page-products .pr-tile--c { grid-column: span 5; }
  .page-products .pr-tile--d { grid-column: span 7; }
  .page-products .pr-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
  .page-products .pr-tcard {
    flex-basis: 260px;
  }
  .page-products .pr-transfer__notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pr-ios {
    grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
    align-items: start;
  }
}

/* 桌面：左轨道固定，右侧内容错位 */
@media (min-width: 1000px) {
  .page-products .pr-flow {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: clamp(28px, 3.6vw, 56px);
  }
  .page-products .pr-rail {
    position: sticky;
    top: 96px;
  }
  .page-products .pr-rail__list {
    display: grid;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
    position: relative;
  }
  .page-products .pr-rail__list::before {
    content: "";
    position: absolute;
    left: 15px;
    top: 16px;
    bottom: 16px;
    border-left: 1px dashed var(--line-strong);
  }
  .page-products .pr-rail__node {
    position: relative;
    padding: 9px 0;
    border: 0;
    border-radius: 0;
    white-space: normal;
    gap: 12px;
  }
  .page-products .pr-rail__num {
    display: grid;
    place-items: center;
    width: 31px;
    height: 31px;
    flex: 0 0 auto;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: var(--ink);
    transition: border-color 0.24s var(--ease), background 0.24s var(--ease);
  }
  .page-products .pr-rail__node:hover .pr-rail__num,
  .page-products .pr-rail__node:focus-visible .pr-rail__num {
    border-color: var(--lime);
    background: var(--pr-lime-soft);
  }
  .page-products .pr-sec__head {
    max-width: 54ch;
  }
  .page-products .pr-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(24px, 3vw, 40px);
  }
  .page-products .pr-tl {
    overflow-x: visible;
    padding-bottom: 0;
  }
}

/* 降低动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-products .pr-jump,
  .page-products .pr-rail__node,
  .page-products .pr-tile__link,
  .page-products .pr-next__link {
    transition: none;
  }
  .page-products .pr-cards,
  .page-products .pr-tl,
  .page-products .pr-rail__list {
    scroll-behavior: auto;
  }
}
<<<END>>>