.page-products {
  --pp-panel: rgba(14, 31, 48, 0.72);
  --pp-hair: rgba(201, 162, 39, 0.22);
  --pp-soft: rgba(168, 180, 190, 0.16);
  --pp-glass: rgba(255, 255, 255, 0.05);
  padding-bottom: 4rem;
}

/* ---------- 面包屑 ---------- */

.page-products .pp-crumb {
  padding-top: 1.5rem;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-products .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}

.page-products .breadcrumb__sep {
  color: rgba(168, 180, 190, 0.45);
}

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  position: relative;
  margin-top: 1.25rem;
  padding: 2.25rem 0 2.75rem;
  border-top: 1px solid var(--pp-hair);
  border-bottom: 1px solid var(--pp-hair);
  background:
    radial-gradient(90% 120% at 5% -20%, rgba(201, 162, 39, 0.11), transparent 58%),
    radial-gradient(75% 110% at 98% 0%, rgba(111, 168, 147, 0.10), transparent 62%),
    linear-gradient(180deg, rgba(14, 31, 48, 0.6), rgba(7, 19, 31, 0));
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(168, 180, 190, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 180, 190, 0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent);
}

.page-products .pp-hero__grid {
  position: relative;
  display: grid;
  gap: 2rem;
}

.page-products .pp-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2rem, 7.4vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--rice);
  margin: 0.8rem 0 1rem;
  max-width: 16em;
}

.page-products .pp-hero__lead {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist);
  max-width: 40em;
  margin: 0 0 1.6rem;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .pp-hero__aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-products .pp-beacon {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--pp-hair);
  border-radius: var(--radius);
  background: var(--pp-glass);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .pp-beacon__label {
  color: var(--rice);
}

.page-products .pp-beacon__meta {
  margin-left: auto;
  color: var(--celadon);
}

.page-products .pp-statgrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--pp-soft);
  border: 1px solid var(--pp-soft);
}

.page-products .pp-statgrid__cell {
  background: var(--ink-slate);
  padding: 0.9rem 0.7rem;
}

.page-products .pp-statgrid dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .pp-statgrid dd {
  margin: 0.4rem 0 0;
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--gold-light);
}

/* ---------- 主体双栏 ---------- */

.page-products .pp-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 2.5rem;
}

.page-products .pp-rail__fold {
  border: 1px solid var(--pp-soft);
  border-radius: var(--radius);
  background: var(--pp-panel);
  padding: 0.3rem;
}

.page-products .pp-rail__summary {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 0.75rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pp-rail__summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-rail__summary::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--gold);
}

.page-products .pp-rail__summary::after {
  content: "＋";
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--mist);
}

.page-products .pp-rail__fold[open] .pp-rail__summary::after {
  content: "－";
}

.page-products .pp-rail__list {
  list-style: none;
  margin: 0;
  padding: 0.15rem 0 0.35rem;
}

.page-products .pp-rail__link {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.5rem 0.75rem;
  color: var(--mist);
  font-size: 0.88rem;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 160ms var(--ease), background-color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pp-rail__link .mono {
  font-size: 0.68rem;
  color: rgba(168, 180, 190, 0.6);
}

.page-products .pp-rail__link:hover,
.page-products .pp-rail__link:focus-visible {
  color: var(--rice);
  background: rgba(201, 162, 39, 0.08);
  border-left-color: var(--gold);
}

.page-products .pp-rail__note {
  margin: 1rem 0 0;
  font-size: 0.78rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pp-rail__note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-rail__note a:hover {
  color: var(--gold-light);
}

/* ---------- 区块通用 ---------- */

.page-products .pp-sec {
  padding: 2.25rem 0;
  border-top: 1px solid var(--pp-soft);
}

.page-products .pp-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pp-kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pp-kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--gold);
  flex: 0 0 auto;
}

.page-products .pp-sec__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.6vw, 2rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--rice);
  margin: 0 0 0.75rem;
  max-width: 24em;
}

.page-products .pp-sec__note {
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mist);
  margin: 0 0 1.75rem;
  max-width: 42em;
}

.page-products .pp-subhead {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--rice);
  margin: 2rem 0 0.9rem;
}

/* ---------- 状态条 ---------- */

.page-products .pp-statusbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.85rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--pp-hair);
  border-left: 2px solid var(--celadon);
  border-radius: var(--radius);
  background: var(--pp-glass);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
}

.page-products .pp-statusbar__label {
  color: var(--rice);
}

.page-products .pp-statusbar__meta {
  color: var(--mist);
}

/* ---------- 圆点 ---------- */

.page-products .pp-dot {
  display: inline-block;
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mist);
}

.page-products .pp-dot--ok {
  background: var(--celadon);
  box-shadow: 0 0 0 3px rgba(111, 168, 147, 0.16);
}

.page-products .pp-dot--off {
  background: var(--moss);
}

/* ---------- 状态面板 ---------- */

.page-products .pp-board {
  display: grid;
  gap: 1px;
  background: var(--pp-soft);
  border: 1px solid var(--pp-soft);
}

.page-products .pp-board__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.9rem;
  padding: 1rem 1.05rem;
  background: var(--pp-panel);
  transition: background-color 160ms var(--ease);
}

.page-products .pp-board__row:hover {
  background: rgba(27, 38, 47, 0.92);
}

.page-products .pp-board__no {
  flex: 0 0 auto;
  font-size: 0.7rem;
  color: rgba(168, 180, 190, 0.7);
}

.page-products .pp-board__main {
  flex: 1 1 15rem;
  min-width: 0;
}

.page-products .pp-board__name {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1rem;
  color: var(--rice);
  margin: 0 0 0.25rem;
}

.page-products .pp-board__desc {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pp-board__link {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--gold);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--pp-hair);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pp-board__link:hover,
.page-products .pp-board__link:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold-light);
}

/* ---------- 状态标签 ---------- */

.page-products .chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex: 0 0 auto;
  padding: 0.28rem 0.6rem;
  border: 1px solid var(--pp-soft);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .chip--ok {
  color: var(--celadon);
  border-color: rgba(111, 168, 147, 0.34);
  background: rgba(111, 168, 147, 0.08);
}

/* ---------- 图片 ---------- */

.page-products .pp-figure {
  margin: 0 0 1.6rem;
}

.page-products .pp-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--pp-soft);
  background: var(--ink-slate);
  filter: saturate(0.92) contrast(1.04);
}

.page-products .pp-figure figcaption {
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 正文 ---------- */

.page-products .pp-prose p {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(243, 239, 230, 0.88);
  margin: 0 0 0.95rem;
  max-width: 44em;
}

.page-products .pp-prose p:last-child {
  margin-bottom: 0;
}

.page-products .pp-prose strong {
  font-weight: 600;
  color: var(--gold-light);
}

/* ---------- 双栏错位 ---------- */

.page-products .pp-split {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

/* ---------- SVG 示意 ---------- */

.page-products .pp-diagram {
  border: 1px solid var(--pp-soft);
  border-radius: var(--radius);
  padding: 1rem 1rem 0.8rem;
  background: linear-gradient(160deg, rgba(14, 31, 48, 0.92), rgba(7, 19, 31, 0.92));
}

.page-products .pp-diagram svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-ax {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--mist);
}

.page-products .pp-diagram__note {
  margin: 0.6rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  line-height: 1.6;
  color: rgba(168, 180, 190, 0.75);
}

/* ---------- 事实条 ---------- */

.page-products .pp-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-soft);
  border: 1px solid var(--pp-soft);
}

.page-products .pp-facts li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem 1rem;
  padding: 0.8rem 1rem;
  background: var(--pp-panel);
}

.page-products .pp-facts__k {
  font-size: 0.84rem;
  color: var(--mist);
}

.page-products .pp-facts__v {
  font-size: 0.9rem;
  color: var(--gold-light);
}

/* ---------- 六格厅别矩阵 ---------- */

.page-products .pp-halls {
  list-style: none;
  margin: 0 0 0.9rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.page-products .pp-hall {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 5.4rem;
  padding: 0.8rem 0.75rem;
  border: 1px solid var(--pp-soft);
  border-radius: var(--radius);
  background: rgba(111, 168, 147, 0.16);
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pp-hall:hover,
.page-products .pp-hall:focus-within {
  transform: translateY(-2px);
  border-color: var(--pp-hair);
}

.page-products .pp-hall--d1 {
  background: rgba(111, 168, 147, 0.28);
}

.page-products .pp-hall--d2 {
  background: rgba(111, 168, 147, 0.19);
}

.page-products .pp-hall--d3 {
  background: rgba(111, 168, 147, 0.12);
}

.page-products .pp-hall--off {
  background: rgba(168, 180, 190, 0.07);
  border-color: rgba(168, 180, 190, 0.2);
  border-style: dashed;
}

.page-products .pp-hall--off .pp-hall__name {
  color: rgba(168, 180, 190, 0.65);
}

.page-products .pp-hall__idx {
  font-size: 0.7rem;
  color: rgba(243, 239, 230, 0.6);
}

.page-products .pp-hall--off .pp-hall__idx {
  color: rgba(168, 180, 190, 0.5);
}

.page-products .pp-hall__name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--rice);
}

.page-products .pp-hall__state {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--mist);
}

.page-products .pp-legend {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.7;
  color: rgba(168, 180, 190, 0.8);
}

/* ---------- 操作顺序列表 ---------- */

.page-products .pp-flowlist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-soft);
  border: 1px solid var(--pp-soft);
}

.page-products .pp-flowlist li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  padding: 0.85rem 1rem;
  background: var(--pp-panel);
}

.page-products .pp-flowlist__no {
  flex: 0 0 auto;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .pp-flowlist p {
  flex: 1 1 16rem;
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(243, 239, 230, 0.86);
}

/* ---------- 电脑端三栏示意 ---------- */

.page-products .pp-desktop {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  border: 1px solid var(--pp-soft);
  border-radius: var(--radius);
  background: var(--pp-soft);
}

.page-products .pp-desktop__col {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-height: 7rem;
  padding: 0.85rem 0.6rem;
  background: rgba(14, 31, 48, 0.88);
}

.page-products .pp-desktop__head {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--gold);
  white-space: nowrap;
}

.page-products .pp-desktop__bar {
  display: block;
  height: 6px;
  background: rgba(168, 180, 190, 0.18);
}

.page-products .pp-desktop__col > .pp-desktop__bar:nth-child(2) {
  width: 100%;
}

.page-products .pp-desktop__col > .pp-desktop__bar:nth-child(3) {
  width: 72%;
}

.page-products .pp-desktop__col > .pp-desktop__bar:nth-child(4) {
  width: 88%;
}

/* ---------- 版本时间刻度 ---------- */

.page-products .pp-timeline {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  padding: 0.9rem 0.5rem 0.7rem;
  border: 1px solid var(--pp-soft);
  border-radius: var(--radius);
  background: rgba(14, 31, 48, 0.6);
  scrollbar-width: thin;
  scrollbar-color: rgba(201, 162, 39, 0.4) transparent;
}

.page-products .pp-timeline::-webkit-scrollbar {
  height: 6px;
}

.page-products .pp-timeline::-webkit-scrollbar-thumb {
  background: rgba(201, 162, 39, 0.35);
}

.page-products .pp-track {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0 0.5rem;
  min-width: max-content;
}

.page-products .pp-ver {
  flex: 0 0 auto;
  width: 6.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0 0.55rem 0.35rem 0;
  border-right: 1px solid rgba(168, 180, 190, 0.1);
}

.page-products .pp-ver:last-child {
  border-right: 0;
}

.page-products .pp-ver__tick {
  position: relative;
  display: block;
  width: 100%;
  height: 1px;
  background: var(--pp-hair);
}

.page-products .pp-ver__tick::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--moss-ink);
}

.page-products .pp-ver--now .pp-ver__tick::after {
  background: var(--gold-light);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
}

.page-products .pp-ver__no {
  font-size: 1.05rem;
  color: var(--rice);
}

.page-products .pp-ver--now .pp-ver__no {
  color: var(--gold-light);
}

.page-products .pp-ver__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--mist);
}

/* ---------- 三步流程 ---------- */

.page-products .pp-flow {
  display: grid;
  gap: 1rem;
}

.page-products .pp-flow__step {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.15rem 1rem;
  border: 1px solid var(--pp-soft);
  border-top: 2px solid var(--gold);
  border-radius: var(--radius);
  background: var(--pp-panel);
}

.page-products .pp-flow__no {
  font-size: 1.5rem;
  line-height: 1;
  color: rgba(201, 162, 39, 0.75);
}

.page-products .pp-flow__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1rem;
  color: var(--rice);
  margin: 0;
}

.page-products .pp-flow__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-flow__time {
  margin-top: auto;
  padding-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--celadon);
}

/* ---------- 状态说明列表 ---------- */

.page-products .pp-statuslist {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-soft);
  border: 1px solid var(--pp-soft);
}

.page-products .pp-statuslist__row {
  padding: 1rem;
  background: var(--pp-panel);
}

.page-products .pp-statuslist dt {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--gold-light);
  margin-bottom: 0.35rem;
}

.page-products .pp-statuslist dd {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.85;
  color: rgba(243, 239, 230, 0.82);
}

/* ---------- 尾段延伸入口 ---------- */

.page-products .pp-sec--tail {
  background: linear-gradient(180deg, rgba(43, 55, 66, 0.35), rgba(43, 55, 66, 0));
  border-top: 1px solid var(--pp-hair);
  padding-top: 2.5rem;
  padding-bottom: 1.5rem;
}

.page-products .pp-next {
  display: grid;
  gap: 1px;
  background: var(--pp-soft);
  border: 1px solid var(--pp-soft);
}

.page-products .pp-next__item {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.15rem 1.05rem;
  background: var(--pp-panel);
  text-decoration: none;
  transition: background-color 160ms var(--ease);
}

.page-products .pp-next__item:hover,
.page-products .pp-next__item:focus-visible {
  background: rgba(27, 38, 47, 0.95);
}

.page-products .pp-next__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 0.98rem;
  color: var(--rice);
}

.page-products .pp-next__text {
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-next__go {
  margin-top: auto;
  padding-top: 0.35rem;
  font-size: 0.72rem;
  color: var(--gold);
}

.page-products .pp-next__item:hover .pp-next__go,
.page-products .pp-next__item:focus-visible .pp-next__go {
  color: var(--gold-light);
}

.page-products .pp-tail-note {
  margin: 1.5rem 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-tail-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-tail-note a:hover {
  color: var(--gold-light);
}

/* ---------- 窄屏兜底 ---------- */

@media (max-width: 419px) {
  .page-products .pp-rail__list {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: thin;
  }

  .page-products .pp-rail__list li {
    flex: 0 0 auto;
  }

  .page-products .pp-rail__link {
    white-space: nowrap;
    padding: 0.45rem 0.8rem;
    border: 1px solid var(--pp-soft);
    border-left: 1px solid var(--pp-soft);
    border-radius: 999px;
    background: var(--pp-glass);
  }
}

/* ---------- 中等屏幕 ---------- */

@media (min-width: 560px) {
  .page-products .pp-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 760px) {
  .page-products .pp-hero {
    padding: 3rem 0 3.5rem;
  }

  .page-products .pp-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 2rem;
  }

  .page-products .pp-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
  }
}

/* ---------- 桌面端双栏 ---------- */

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.95fr);
    align-items: end;
    gap: 3rem;
  }

  .page-products .pp-layout {
    grid-template-columns: minmax(200px, 250px) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-products .pp-rail {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
  }

  .page-products .pp-sec {
    padding: 3rem 0;
  }

  .page-products .pp-sec__note {
    margin-bottom: 2rem;
  }
}

@media (min-width: 1100px) {
  .page-products .pp-layout {
    grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
    gap: 3.5rem;
  }
}

/* ---------- 减少动效 ---------- */

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

  .page-products .pp-hall:hover,
  .page-products .pp-hall:focus-within {
    transform: none;
  }
}
<<<END>>>