.page-products {
  --pp-hair: rgba(36, 64, 92, 0.55);
  --pp-hover: rgba(255, 122, 41, 0.09);
  padding-bottom: 72px;
}

/* ---------- 页首 ---------- */
.page-products .pp-head {
  padding: 26px 0 6px;
}

.page-products .pp-head .crumbs {
  margin-bottom: 16px;
}

.page-products .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--violet);
  margin: 0 0 10px;
}

.page-products .pp-h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 30px;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 14px;
  max-width: 22em;
}

.page-products .pp-h1-mark {
  color: var(--signal);
}

.page-products .pp-head > .lede {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 34em;
  margin: 0 0 18px;
}

.page-products .pp-meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-products .pp-meta b {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--text);
}

/* ---------- 筛选台 ---------- */
.page-products .pp-dock {
  margin: 22px 0 4px;
  border: 1px solid var(--line);
  background: var(--ink);
}

.page-products .pp-dock-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 12px 14px;
}

.page-products .pp-dock-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .pp-dock-label {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-products .pp-chip {
  appearance: none;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: border-color 120ms var(--ease), background-color 120ms var(--ease), color 120ms var(--ease);
}

.page-products .pp-chip:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.page-products .pp-chip:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 2px;
}

.page-products .pp-chip[aria-pressed="true"],
.page-products .pp-chip.is-active {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--on-amber);
}

.page-products .pp-dock-status {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 符号总览横带 ---------- */
.page-products .pp-band {
  margin: 20px 0 0;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 180ms var(--ease);
}

.page-products .pp-band:hover {
  border-color: var(--signal);
}

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

.page-products .pp-band figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 双栏错位 ---------- */
.page-products .pp-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
  margin-top: 22px;
}

/* ---------- 面板基础 ---------- */
.page-products .pp-block {
  position: relative;
  padding: 22px 18px 26px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .pp-block:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
}

.page-products .panel-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
  margin-bottom: 10px;
  transition: color 180ms var(--ease);
}

.page-products .pp-block:hover .panel-num {
  color: var(--signal);
}

.page-products .pp-block h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 10px;
}

.page-products .pp-block > .lede,
.page-products .pp-update-body > .lede {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 36em;
  margin: 0 0 18px;
}

.page-products .pp-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-note a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 41, 0.4);
}

.page-products .pp-note a:hover {
  border-bottom-color: var(--signal);
}

/* ---------- 旁注 ---------- */
.page-products .panel--with-marginalia {
  padding-left: 18px;
}

.page-products .marginalia {
  position: absolute;
  top: 22px;
  bottom: 22px;
  left: 14px;
  width: 32px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  pointer-events: none;
}

.page-products .marginalia > span {
  writing-mode: vertical-rl;
  transform: translate(-6px, 0) rotate(180deg);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--muted);
  opacity: 0.7;
  transition: transform 180ms var(--ease), opacity 180ms var(--ease), color 180ms var(--ease);
}

.page-products .pp-block:hover .marginalia > span {
  transform: translate(0, 0) rotate(180deg);
  opacity: 1;
  color: var(--violet);
}

/* ---------- 分类总表 ---------- */
.page-products .pp-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.page-products .pp-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13px;
}

.page-products .pp-table caption {
  caption-side: top;
  text-align: left;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table th {
  text-align: left;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pp-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  vertical-align: middle;
  white-space: nowrap;
}

.page-products .pp-table tbody tr {
  transition: background-color 120ms var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: var(--pp-hover);
}

.page-products .pp-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-table .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--haze);
}

.page-products .pp-cat {
  appearance: none;
  font-family: var(--font-body);
  font-size: 13px;
  padding: 4px 9px;
  border: 1px solid rgba(124, 92, 255, 0.55);
  border-radius: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: border-color 120ms var(--ease), color 120ms var(--ease), background-color 120ms var(--ease);
}

.page-products .pp-cat:hover {
  border-color: var(--violet);
  background: rgba(124, 92, 255, 0.16);
  color: var(--text);
}

.page-products .pp-cat:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 2px;
}

.page-products .pp-bar {
  display: block;
  width: 76px;
  height: 6px;
  background: rgba(36, 64, 92, 0.7);
}

.page-products .pp-bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--signal));
}

/* ---------- 档位面板 ---------- */
.page-products .pp-tier-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .pp-tier {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: start;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-tier:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .pp-tier-code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--violet);
  padding-top: 3px;
}

.page-products .pp-tier-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 15px;
  line-height: 1.3;
  color: var(--text);
  margin: 0 0 4px;
}

.page-products .pp-tier-body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-density {
  display: inline-grid;
  grid-template-columns: repeat(2, 9px);
  grid-auto-rows: 9px;
  gap: 3px;
  padding-top: 3px;
}

.page-products .pp-density i {
  display: block;
  width: 9px;
  height: 9px;
  background: var(--line);
}

.page-products .tier-t01 .pp-density i:nth-child(-n + 1) {
  background: var(--muted);
}

.page-products .tier-t02 .pp-density i:nth-child(-n + 2) {
  background: var(--haze);
}

.page-products .tier-t03 .pp-density i:nth-child(-n + 3) {
  background: var(--signal);
}

.page-products .tier-t04 .pp-density i:nth-child(-n + 4) {
  background: var(--signal);
}

/* ---------- 档位在条目卡上的映射 ---------- */
.page-products .tier-t01 {
  --tier-w: 25%;
}

.page-products .tier-t02 {
  --tier-w: 50%;
}

.page-products .tier-t03 {
  --tier-w: 75%;
}

.page-products .tier-t04 {
  --tier-w: 100%;
}

/* ---------- 条目卡网格 ---------- */
.page-products .pp-entries {
  margin-top: 22px;
}

.page-products .pp-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .pp-card {
  position: relative;
  padding: 34px 16px 18px;
  border: 1px solid var(--line);
  background: rgba(16, 36, 56, 0.72);
  transition: border-color 120ms var(--ease), transform 120ms var(--ease), background-color 120ms var(--ease);
}

.page-products .pp-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--cat, var(--line));
}

.page-products .pp-card:hover {
  border-color: var(--signal);
  background: var(--panel);
  transform: translateY(-2px);
}

.page-products .pp-card-code {
  position: absolute;
  top: 14px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-products .pp-card-tier {
  position: absolute;
  top: 12px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--haze);
  border: 1px solid var(--line);
  padding: 3px 6px;
}

.page-products .pp-card h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 10px 0 8px;
}

.page-products .pp-card .tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.06em;
}

.page-products .pp-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-meter {
  display: block;
  width: 64px;
  height: 4px;
  margin: 14px 0 0;
  background: rgba(36, 64, 92, 0.7);
}

.page-products .pp-meter i {
  display: block;
  height: 100%;
  width: var(--tier-w, 25%);
  background: var(--signal);
}

.page-products .pp-card-tags {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  opacity: 0.35;
  transition: opacity 120ms var(--ease), color 120ms var(--ease);
}

.page-products .pp-card:hover .pp-card-tags,
.page-products .pp-card:focus-within .pp-card-tags {
  opacity: 1;
  color: var(--violet);
}

.page-products .cat-c01 {
  --cat: var(--violet);
}

.page-products .cat-c02 {
  --cat: var(--teal);
}

.page-products .cat-c03 {
  --cat: var(--signal);
}

.page-products .cat-c04 {
  --cat: var(--violet);
}

.page-products .cat-c05 {
  --cat: var(--teal);
}

.page-products .cat-c06 {
  --cat: var(--signal);
}

.page-products .cat-c07 {
  --cat: var(--muted);
}

.page-products .cat-c08 {
  --cat: var(--haze);
}

/* ---------- 快捷访问 ---------- */
.page-products .pp-quick {
  margin-top: 22px;
}

.page-products .pp-paths {
  display: grid;
  gap: 16px;
}

.page-products .pp-path {
  border: 1px solid var(--line);
  padding: 16px 16px 18px;
  transition: border-color 120ms var(--ease);
}

.page-products .pp-path:hover {
  border-color: var(--signal);
}

.page-products .pp-path h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 15px;
  line-height: 1.4;
  color: var(--text);
  margin: 0 0 14px;
}

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

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

.page-products .pp-step-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-products .pp-step-target {
  grid-column: 2;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .pp-path .btn {
  justify-self: start;
}

/* ---------- 收录与更新 ---------- */
.page-products .pp-update {
  margin-top: 22px;
}

.page-products .pp-update-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

.page-products .pp-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .pp-facts li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-facts li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .pp-facts .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--haze);
}

.page-products .pp-media {
  margin: 0 0 18px;
}

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

.page-products .pp-media--ring {
  max-width: 320px;
}

/* ---------- 锚点补偿 ---------- */
.page-products section[id] {
  scroll-margin-top: 120px;
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-products .pp-h1 {
    font-size: 36px;
  }

  .page-products .pp-block {
    padding: 26px 24px 30px;
  }

  .page-products .pp-block h2 {
    font-size: 24px;
  }

  .page-products .pp-cards {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-products .pp-card:nth-child(1) {
    grid-column: span 7;
  }

  .page-products .pp-card:nth-child(2) {
    grid-column: span 5;
  }

  .page-products .pp-card:nth-child(3) {
    grid-column: span 4;
  }

  .page-products .pp-card:nth-child(4) {
    grid-column: span 4;
  }

  .page-products .pp-card:nth-child(5) {
    grid-column: span 4;
  }

  .page-products .pp-card:nth-child(6) {
    grid-column: span 7;
  }

  .page-products .pp-card:nth-child(7) {
    grid-column: span 5;
  }

  .page-products .pp-card:nth-child(8) {
    grid-column: span 12;
  }

  .page-products .pp-card:nth-child(odd) {
    min-height: 176px;
  }

  .page-products .pp-card:nth-child(even) {
    min-height: 150px;
  }

  .page-products .pp-paths {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .pp-update-inner {
    grid-template-columns: 4fr 7fr;
    gap: 28px;
  }

  .page-products .pp-media--ring {
    margin-bottom: 0;
  }

  .page-products .pp-facts li {
    grid-template-columns: 118px 1fr;
    gap: 14px;
    align-items: baseline;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-products .pp-head {
    padding-top: 34px;
  }

  .page-products .pp-h1 {
    font-size: 40px;
    line-height: 1.2;
  }

  .page-products .pp-dock {
    position: sticky;
    top: var(--topbar);
    z-index: 6;
    margin-top: 26px;
  }

  .page-products .pp-dock-inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 26px;
    padding: 11px 16px;
  }

  .page-products .pp-dock-label {
    width: auto;
  }

  .page-products .pp-dock-status {
    margin-left: auto;
  }

  .page-products .pp-row {
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    margin-top: 26px;
  }

  .page-products .pp-row > .col-7 {
    grid-column: span 7;
  }

  .page-products .pp-row > .col-5 {
    grid-column: span 5;
  }

  .page-products .panel--with-marginalia {
    padding-left: 74px;
  }

  .page-products .pp-update-inner {
    grid-template-columns: 4fr 8fr;
  }

  .page-products .pp-media--ring {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-block:hover,
  .page-products .pp-card:hover {
    transform: none;
  }

  .page-products .marginalia > span,
  .page-products .pp-block:hover .marginalia > span {
    transform: rotate(180deg);
  }
}
<<<END>>>