/* ===== 页面作用域：面板与工具 ===== */
.page-products {
  --pm-gap: 18px;
  --pm-band-y: 44px;
  --pm-radius: 6px;
  background: var(--paper);
  color: var(--text);
}

/* ---------- 通用骨架 ---------- */
.page-products .pm-band {
  padding: var(--pm-band-y) 0;
}
.page-products .pm-band--surface { background: var(--surface); }
.page-products .pm-band--paper { background: var(--paper); }
.page-products .pm-band--ink {
  background: var(--ink);
  color: var(--on-dark);
}

.page-products .pm-cols {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-products .pm-kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.page-products .pm-head {
  margin: 0 0 26px;
  max-width: 62ch;
}
.page-products .pm-head h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--text);
}
.page-products .pm-sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pm-head--onDark h2 { color: var(--on-dark); }
.page-products .pm-head--onDark .pm-kicker { color: var(--cyan); }
.page-products .pm-head--onDark .pm-sub { color: var(--on-dark-soft); }

.page-products .pm-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pm-note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 91, 214, 0.35);
}
.page-products .pm-note a:hover { border-bottom-color: var(--blue); }
.page-products .pm-band--ink .pm-note { color: var(--on-dark-soft); }
.page-products .pm-band--ink .pm-note a {
  color: var(--cyan);
  border-bottom-color: rgba(0, 229, 200, 0.4);
}
.page-products .pm-band--ink .pm-note a:hover { border-bottom-color: var(--cyan); }

/* ---------- 框景首屏 ---------- */
.page-products .pm-hero {
  background: var(--ink);
  color: var(--on-dark);
  padding-bottom: 44px;
}
.page-products .pm-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--on-dark-soft);
}
.page-products .pm-crumbs a {
  color: var(--on-dark-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-products .pm-crumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-products .pm-crumbs [aria-current="page"] { color: var(--on-dark); }

.page-products .pm-hero__grid {
  display: grid;
  gap: 30px;
  padding-top: 24px;
}
.page-products .pm-hero h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
}
.page-products .pm-lede {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--on-dark-soft);
}
.page-products .pm-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 24px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--hair);
  font-size: 13px;
  color: var(--on-dark-soft);
}
.page-products .pm-hero__meta .mono {
  margin-right: 6px;
  color: var(--cyan);
}

.page-products .pm-hero__diagram {
  border: 1px solid var(--hair);
  border-radius: var(--pm-radius);
  background: var(--panel);
  padding: 16px 14px 10px;
}
.page-products .pm-diagram__cap {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--on-dark-soft);
}
.page-products .pm-path {
  display: block;
  width: 100%;
  height: auto;
}
.page-products .pm-path__grid line { stroke: rgba(195, 205, 214, 0.14); }
.page-products .pm-path__line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.5;
  stroke-linejoin: round;
}
.page-products .pm-path__node {
  fill: var(--panel);
  stroke: var(--cyan);
  stroke-width: 1.5;
}
.page-products .pm-path__start { fill: var(--orange); }
.page-products .pm-path__t {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  fill: var(--on-dark-soft);
}

/* ---------- 图容器 ---------- */
.page-products .pm-fig {
  position: relative;
  display: block;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--pm-radius);
  background: var(--surface);
}
.page-products .pm-band--ink .pm-fig {
  border-color: var(--hair);
  background: var(--panel);
}
.page-products .pm-fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-products .pm-fig--169 { aspect-ratio: 16 / 9; }
.page-products .pm-fig--43 { aspect-ratio: 4 / 3; }
.page-products .pm-fig--23 { aspect-ratio: 2 / 3; }
.page-products .pm-fig--116 { aspect-ratio: 11 / 6; }

/* ---------- 两步路径 ---------- */
.page-products .pm-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .pm-step {
  position: relative;
  padding: 18px 18px 18px 62px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--pm-radius);
  transition: border-left-color var(--dur) var(--ease);
}
.page-products .pm-step:hover { border-left-color: var(--cyan); }
.page-products .pm-step__n {
  position: absolute;
  left: 18px;
  top: 17px;
  font-size: 20px;
  line-height: 1;
  color: var(--cyan-ink);
}
.page-products .pm-step__t {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--text);
}
.page-products .pm-step__d {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 模块 Bento ---------- */
.page-products .pm-modules {
  display: grid;
  gap: var(--pm-gap);
}
.page-products .pm-module {
  position: relative;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--pm-radius);
  transition: border-left-color var(--dur) var(--ease);
}
.page-products .pm-module:hover { border-left-color: var(--cyan); }
.page-products .pm-module__idx {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--paper);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-ink);
}
.page-products .pm-module__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--text);
}
.page-products .pm-module__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 折叠 ---------- */
.page-products .fold {
  margin-top: 16px;
  border-top: 1px solid var(--line);
}
.page-products .fold__btn {
  display: block;
  width: 100%;
  padding: 11px 0 11px 14px;
  background: none;
  border: 0;
  border-left: 2px solid var(--line);
  text-align: left;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  cursor: pointer;
  transition: border-left-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-products .fold__btn:hover {
  color: var(--cyan-ink);
  border-left-color: var(--cyan);
}
.page-products .fold__btn[aria-expanded="true"] {
  color: var(--cyan-ink);
  border-left-color: var(--cyan);
}
.page-products .fold__inner { padding: 10px 0 4px; }

.page-products .pm-fields {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--line);
}
.page-products .pm-field {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--paper);
}
.page-products .pm-field code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
}
.page-products .pm-field__note {
  margin-right: auto;
  font-size: 13px;
  color: var(--muted);
}
.page-products .pm-copy {
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .pm-copy:hover {
  color: var(--cyan-ink);
  border-color: var(--cyan);
}

/* ---------- 导出 ---------- */
.page-products .pm-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
}
.page-products .pm-filter .filter-bar__label {
  margin-right: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.page-products .pm-filter .filter-btn {
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-products .pm-filter .filter-btn:hover {
  color: var(--cyan-ink);
  border-color: var(--cyan);
}
.page-products .pm-filter .filter-btn[aria-pressed="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}
.page-products .pm-filter .filter-btn[aria-pressed="true"]:hover {
  color: var(--ink);
  border-color: var(--orange);
}

.page-products .pm-export-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .pm-export-item {
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--pm-radius);
  transition: border-left-color var(--dur) var(--ease);
}
.page-products .pm-export-item:hover { border-left-color: var(--cyan); }
.page-products .pm-export-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.page-products .pm-export-item__fmt {
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--surface);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-ink);
}
.page-products .pm-export-item__pts {
  margin: 0;
  padding: 0 0 0 16px;
  list-style: none;
}
.page-products .pm-export-item__pts li {
  position: relative;
  padding-left: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pm-export-item__pts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 8px;
  height: 1px;
  background: var(--line);
}

.page-products .pm-limit {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-top: 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--pm-radius);
  background: var(--paper);
}
.page-products .pm-limit__num {
  font-size: 30px;
  line-height: 1;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}
.page-products .pm-limit__txt {
  flex: 1 1 200px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 数据节奏 ---------- */
.page-products .pm-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--pm-radius);
  background: var(--hair);
}
.page-products .pm-stat {
  padding: 14px 16px;
  background: var(--panel);
}
.page-products .pm-stat dt {
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--on-dark-soft);
}
.page-products .pm-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  font-weight: 600;
  color: var(--cyan);
}

/* ---------- 多端一致性 ---------- */
.page-products .pm-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--pm-radius);
  background: var(--line);
}
.page-products .pm-check li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 13px 16px;
  background: var(--paper);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}
.page-products .pm-check .mono {
  flex: 0 0 auto;
  min-width: 44px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-ink);
}

/* ---------- 版本时间线 ---------- */
.page-products .pm-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-products .pm-tl {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 16px;
  padding: 0 0 22px 0;
  border-left: 1px solid var(--line);
  margin-left: 6px;
  padding-left: 18px;
  position: relative;
}
.page-products .pm-tl:last-child { padding-bottom: 0; border-left-color: transparent; }
.page-products .pm-tl__k {
  position: absolute;
  left: -1px;
  top: 0;
  transform: translateX(-50%);
  padding: 2px 6px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 3px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.page-products .pm-tl__b { grid-column: 1 / -1; padding-left: 34px; }
.page-products .pm-tl__b h3 {
  margin: 2px 0 6px;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--text);
}
.page-products .pm-tl__b p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pm-tl--now { border-left-color: var(--cyan); }
.page-products .pm-tl--now .pm-tl__k {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cyan);
}

/* ---------- 下一步 ---------- */
.page-products .pm-next {
  display: grid;
  gap: 12px;
}
.page-products .pm-next__item {
  position: relative;
  display: block;
  padding: 16px 40px 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--pm-radius);
  text-decoration: none;
  transition: border-left-color var(--dur) var(--ease);
}
.page-products .pm-next__item:hover { border-left-color: var(--cyan); }
.page-products .pm-next__item::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 18px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--orange);
  border-radius: 2px;
  transition: background-color var(--dur) var(--ease);
}
.page-products .pm-next__item:hover::after { background: var(--orange); }
.page-products .pm-next__k {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-ink);
}
.page-products .pm-next__d {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products { --pm-band-y: 54px; }
  .page-products .pm-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-products .pm-next { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pm-hero h1 { font-size: 34px; }
}

@media (min-width: 860px) {
  .page-products { --pm-band-y: 64px; }
  .page-products .pm-cols { gap: 32px; }
  .page-products .pm-cols--7-5 { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
  .page-products .pm-cols--6-6 { grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); }
  .page-products .pm-cols--5-7 { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }

  .page-products .pm-hero { padding-bottom: 60px; }
  .page-products .pm-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: center;
    padding-top: 34px;
  }
  .page-products .pm-hero h1 { font-size: 40px; margin-top: 12px; }

  .page-products .pm-modules {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-products .pm-module--7 { grid-column: span 7; }
  .page-products .pm-module--5 { grid-column: span 5; }

  .page-products .pm-head h2 { font-size: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pm-step,
  .page-products .pm-module,
  .page-products .pm-export-item,
  .page-products .pm-next__item,
  .page-products .pm-copy,
  .page-products .fold__btn,
  .page-products .pm-filter .filter-btn {
    transition: none;
  }
}
<<<END>>>