.page-products {
  --pp-cut: 16px;
  --pp-gap: clamp(1rem, 3.2vw, 2rem);
  --pp-pad: clamp(1.1rem, 3vw, 1.75rem);
  --pp-node-x: 2.75rem;
}

/* ---------- 通用小件 ---------- */
.page-products .pp-head {
  max-width: 68ch;
  margin-bottom: clamp(1.5rem, 4vw, 2.75rem);
}
.page-products .pp-head__lede {
  margin-top: .9rem;
}
.page-products .pp-sub {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  letter-spacing: -.01em;
  line-height: 1.2;
  margin: 0 0 .7rem;
  color: var(--paper);
}
.page-products .section--paper .pp-sub {
  color: var(--ink-900);
}
.page-products .pp-note {
  margin-top: 1.25rem;
  font-size: .94rem;
  line-height: 1.75;
  color: var(--mist);
  border-left: 2px solid var(--line-soft);
  padding-left: .9rem;
}
.page-products .section--paper .pp-note {
  color: #43597c;
  border-left-color: var(--cyan-deep);
}
.page-products .pp-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .section--paper .pp-note a {
  color: #0f6b63;
}

/* ---------- 首屏拼贴 ---------- */
.page-products .pp-hero {
  padding-top: clamp(2rem, 5vw, 3.25rem);
  padding-bottom: clamp(2.25rem, 5vw, 3.75rem);
  position: relative;
  overflow: hidden;
}
.page-products .pp-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: -18%;
  width: min(560px, 60vw);
  aspect-ratio: 1;
  background: radial-gradient(circle at 30% 30%, rgba(31, 224, 206, .16), transparent 62%);
  pointer-events: none;
}
.page-products .pp-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
}
.page-products .pp-hero__lead .h-display {
  margin: .5rem 0 1.1rem;
  max-width: 22ch;
}
.page-products .pp-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}
.page-products .pp-hero__tiles {
  display: grid;
  gap: .85rem;
  grid-template-columns: 1fr 1fr;
}
.page-products .pp-tile {
  position: relative;
  padding: 1rem 1rem 1.15rem;
  background: linear-gradient(160deg, rgba(23, 50, 92, .92), rgba(10, 23, 48, .96));
  border-top: 2px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%);
}
.page-products .pp-tile--b {
  border-top-color: var(--orange);
}
.page-products .pp-tile--c {
  border-top-color: var(--amber);
}
.page-products .pp-tile--d {
  border-top-color: var(--red);
}
.page-products .pp-tile__idx {
  display: block;
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--mist);
  margin-bottom: .5rem;
}
.page-products .pp-tile__title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3.4vw, 1.22rem);
  line-height: 1.15;
  letter-spacing: -.01em;
  margin: 0 0 .4rem;
  color: var(--paper);
}
.page-products .pp-tile__desc {
  margin: 0;
  font-size: .85rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 技能树 ---------- */
.page-products .pp-skilltree {
  position: relative;
  display: grid;
  gap: .8rem;
}
.page-products .pp-skilltree::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 1.25rem;
  bottom: 1.25rem;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan) 0%, var(--cyan-deep) 34%, var(--line-soft) 100%);
}
.page-products .pp-node {
  position: relative;
  padding-left: var(--pp-node-x);
}
.page-products .pp-node::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 1.4rem;
  width: 14px;
  height: 2px;
  background: var(--line);
  transition: background var(--dur) var(--ease);
}
.page-products .pp-node[open]::before {
  background: var(--cyan);
}
.page-products .pp-node__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .4rem .8rem;
  cursor: pointer;
  list-style: none;
  padding: .95rem 1rem .95rem 0;
  border-bottom: 1px solid var(--line-faint);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .pp-node__sum::-webkit-details-marker {
  display: none;
}
.page-products .pp-node__sum::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--cyan);
  margin-left: auto;
  line-height: 1;
}
.page-products .pp-node[open] .pp-node__sum::after {
  content: "–";
}
.page-products .pp-node[open] .pp-node__sum {
  border-bottom-color: var(--cyan);
}
.page-products .pp-node__idx {
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--cyan);
}
.page-products .pp-node__name {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-products .pp-node__tag {
  font-size: .78rem;
  font-family: var(--font-mono);
  letter-spacing: .08em;
  color: var(--amber);
  border: 1px solid rgba(232, 185, 60, .45);
  padding: .12rem .45rem;
}
.page-products .pp-node__body {
  padding: .95rem 0 1.3rem;
  max-width: 62ch;
}
.page-products .pp-node__body p {
  margin: 0 0 .8rem;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .pp-node__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .35rem;
}
.page-products .pp-node__list li {
  font-size: .86rem;
  line-height: 1.6;
  color: var(--paper-dim);
  padding-left: 1rem;
  position: relative;
}
.page-products .pp-node__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 2px;
  background: var(--orange);
}

/* ---------- 左右分栏 ---------- */
.page-products .pp-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}
.page-products .pp-split__media {
  margin: 0;
}
.page-products .pp-split__media img {
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.page-products .pp-split--rev .pp-split__media img {
  aspect-ratio: 10 / 7;
}

/* ---------- 三步路径 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}
.page-products .pp-step {
  position: relative;
  padding: 1rem 1rem 1.1rem 1.15rem;
  background: rgba(23, 50, 92, .55);
  border-left: 3px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .pp-step.is-active {
  background: rgba(31, 224, 206, .1);
  border-left-color: var(--cyan);
}
.page-products .pp-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.9rem;
  height: 1.9rem;
  font-size: .95rem;
  color: var(--ink-900);
  background: var(--mist);
  margin-bottom: .6rem;
}
.page-products .pp-step.is-active .pp-step__num {
  background: var(--cyan);
}
.page-products .pp-step__title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: -.01em;
  margin: 0 0 .35rem;
  color: var(--paper);
}
.page-products .pp-step__desc {
  margin: 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 视图切换 ---------- */
.page-products .pp-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-products .pp-switch__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--line-faint);
  padding-bottom: .85rem;
}
.page-products .pp-switch__tab {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .06em;
  padding: .5rem .95rem;
  color: var(--mist);
  border: 1px solid var(--line);
  background: transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .pp-switch__tab:hover {
  color: var(--paper);
  border-color: var(--cyan-deep);
}
.page-products .pp-switch__panels .pp-panel {
  display: none;
}
.page-products #pp-lb-a:checked ~ .pp-switch__tabs label[for="pp-lb-a"],
.page-products #pp-lb-b:checked ~ .pp-switch__tabs label[for="pp-lb-b"],
.page-products #pp-lb-c:checked ~ .pp-switch__tabs label[for="pp-lb-c"] {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}
.page-products #pp-lb-a:checked ~ .pp-switch__panels .pp-panel--a,
.page-products #pp-lb-b:checked ~ .pp-switch__panels .pp-panel--b,
.page-products #pp-lb-c:checked ~ .pp-switch__panels .pp-panel--c {
  display: block;
  animation: pp-fade 220ms var(--ease);
}
@keyframes pp-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 数据表 ---------- */
.page-products .pp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}
.page-products .pp-table th,
.page-products .pp-table td {
  text-align: left;
  padding: .65rem .5rem;
  border-bottom: 1px solid var(--line-faint);
  vertical-align: middle;
}
.page-products .pp-table thead th {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--mist);
  font-weight: 400;
  border-bottom-color: var(--line);
}
.page-products .pp-table tbody th {
  font-weight: 400;
  color: var(--paper-dim);
}
.page-products .pp-table td.num,
.page-products .pp-table .num {
  font-variant-numeric: tabular-nums;
  color: var(--paper);
}
.page-products .pp-up {
  color: var(--cyan) !important;
}
.page-products .pp-down {
  color: var(--red) !important;
}
.page-products .pp-seq {
  display: inline-flex;
  gap: .22rem;
}
.page-products .pp-seq__dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  font-style: normal;
  font-size: .72rem;
  font-family: var(--font-mono);
  color: var(--ink-900);
}
.page-products .pp-seq__dot--w { background: var(--cyan); }
.page-products .pp-seq__dot--d { background: var(--amber); }
.page-products .pp-seq__dot--l { background: var(--red); color: var(--paper); }

.page-products .pp-focus {
  margin: 1.5rem 0 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--mist);
  display: flex;
  gap: .6rem;
  align-items: flex-start;
}
.page-products .pp-focus__mark {
  flex: none;
  width: 0;
  height: 0;
  margin-top: .45rem;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 10px solid var(--orange);
  animation: pp-breathe 1.6s var(--ease) infinite;
}
@keyframes pp-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: .45; }
}

/* ---------- 分布对照 ---------- */
.page-products .pp-dist__figure {
  margin: 0 0 1.5rem;
}
.page-products .pp-dist__legend-title {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--mist);
  margin: 0 0 .7rem;
}
.page-products .pp-heat {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: .5rem;
}
.page-products .pp-heat__item {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  color: var(--mist);
  font-family: var(--font-mono);
  letter-spacing: .04em;
}
.page-products .pp-heat__chip {
  flex: none;
  width: 1.6rem;
  height: .75rem;
  display: block;
}
.page-products .pp-heat__item--1 .pp-heat__chip { background: var(--heat-1); }
.page-products .pp-heat__item--2 .pp-heat__chip { background: var(--heat-2); }
.page-products .pp-heat__item--3 .pp-heat__chip { background: var(--heat-3); }
.page-products .pp-heat__item--4 .pp-heat__chip { background: var(--heat-4); }
.page-products .pp-heat__item--5 .pp-heat__chip { background: var(--heat-5); }

.page-products .pp-fields {
  display: grid;
  gap: .8rem;
}
.page-products .pp-field {
  position: relative;
  padding: 1rem 1rem 1.05rem;
  background: rgba(23, 50, 92, .5);
  border-left: 2px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .pp-field:hover {
  border-left-color: var(--cyan);
  background: rgba(31, 224, 206, .08);
}
.page-products .pp-field--new {
  border-left-color: var(--orange);
  background: rgba(255, 106, 31, .1);
}
.page-products .pp-field--new:hover {
  border-left-color: var(--orange);
}
.page-products .pp-field__no {
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--mist);
}
.page-products .pp-field__name {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: -.01em;
  margin: .35rem 0 .4rem;
  color: var(--paper);
}
.page-products .pp-field p {
  margin: 0;
  font-size: .85rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 关注工具 ---------- */
.page-products .pp-feature-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}
.page-products .pp-feature-list h3 {
  font-family: var(--font-display);
  font-size: .98rem;
  letter-spacing: -.01em;
  margin: 0 0 .3rem;
  color: var(--ink-900);
  padding-left: .8rem;
  position: relative;
}
.page-products .pp-feature-list h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 8px;
  height: 3px;
  background: var(--orange);
}
.page-products .pp-feature-list p {
  margin: 0 0 0 .8rem;
  font-size: .88rem;
  line-height: 1.7;
  color: #43597c;
}

/* ---------- 导出与时间窗 ---------- */
.page-products .pp-export__grid {
  display: grid;
  gap: clamp(1.25rem, 3.5vw, 2rem);
}
.page-products .pp-window {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}
.page-products .pp-window__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "k p" "u p";
  gap: 0 .9rem;
  align-items: center;
  padding: .75rem .9rem;
  background: rgba(23, 50, 92, .5);
  border-left: 2px solid var(--line);
}
.page-products .pp-window__k {
  grid-area: k;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--cyan);
}
.page-products .pp-window__u {
  grid-area: u;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mist);
}
.page-products .pp-window__item p {
  grid-area: p;
  margin: 0;
  font-size: .86rem;
  line-height: 1.6;
  color: var(--mist);
}
.page-products .pp-export__col p {
  margin: 0 0 .9rem;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .pp-export__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}
.page-products .pp-export__media {
  margin: 0;
}
.page-products .pp-export__media img {
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-products .pp-refresh {
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 1rem 1.1rem;
  background: rgba(31, 224, 206, .07);
  border-left: 3px solid var(--cyan);
  font-size: .92rem;
  line-height: 1.8;
  color: var(--paper-dim);
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: .6rem;
}
.page-products .pp-refresh .num {
  color: var(--cyan);
}
.page-products .pp-refresh__dot {
  flex: none;
  width: .55rem;
  height: .55rem;
  margin-top: .62em;
  background: var(--cyan);
  border-radius: 50%;
}

/* ---------- 版本节奏 ---------- */
.page-products .pp-release__figure {
  margin: 0 0 clamp(1.5rem, 4vw, 2.5rem);
}
.page-products .pp-release__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}
.page-products .pp-release__grid p {
  font-size: .92rem;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .pp-release__grid p + p {
  margin-top: .9rem;
}
.page-products .pp-release__grid a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-hero__tiles {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .pp-tile--a {
    grid-column: span 2;
  }
  .page-products .pp-fields {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
  }
  .page-products .pp-hero__tiles {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .pp-tile--a {
    grid-column: auto;
    grid-row: span 2;
  }
  .page-products .pp-split {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  }
  .page-products .pp-split--rev {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  }
  .page-products .pp-steps {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .pp-export__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-products .pp-export__media {
    grid-column: 1 / -1;
  }
  .page-products .pp-release__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-products .pp-fields {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .pp-field--new {
    grid-column: span 2;
  }
  .page-products .pp-export__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.1fr);
  }
  .page-products .pp-export__media {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-focus__mark {
    animation: none;
  }
  .page-products #pp-lb-a:checked ~ .pp-switch__panels .pp-panel--a,
  .page-products #pp-lb-b:checked ~ .pp-switch__panels .pp-panel--b,
  .page-products #pp-lb-c:checked ~ .pp-switch__panels .pp-panel--c {
    animation: none;
  }
}