.page-products {
  --pt-line: rgba(232, 237, 240, 0.13);
  --pt-line-soft: rgba(232, 237, 240, 0.07);
  --pt-panel: rgba(18, 46, 69, 0.72);
  --pt-add: #3fe0ce;
  --pt-opt: #f5a63c;
  --pt-fix: #9dbea3;
  --pt-off: #d89a78;
  padding-block-end: clamp(56px, 8vw, 112px);
}

.page-products .pt-hero {
  padding-block: clamp(20px, 3.5vw, 40px) clamp(28px, 4.5vw, 52px);
}

.page-products .pt-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

/* ---------- 快速数字 ---------- */

.page-products .pt-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.page-products .pt-stat {
  padding: 15px 15px 13px;
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-sm);
  background: var(--pt-panel);
}

.page-products .pt-stat dt {
  margin: 0;
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--rock-400);
}

.page-products .pt-stat dd {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin: 8px 0 0;
}

.page-products .pt-stat__n {
  font-size: clamp(26px, 3.6vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan-400);
}

.page-products .pt-stat__u {
  font-size: var(--fs-xs);
  color: var(--rock-400);
}

/* ---------- 目录地图 ---------- */

.page-products .pt-map {
  padding-block: clamp(18px, 3vw, 30px) clamp(32px, 5vw, 56px);
}

.page-products .pt-map-banner {
  position: relative;
  margin: 0 0 clamp(24px, 3.6vw, 38px);
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--abyss-700);
}

.page-products .pt-map-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 520;
  object-fit: cover;
}

.page-products .pt-map-banner__cap {
  position: absolute;
  left: 16px;
  bottom: 14px;
  padding: 5px 13px;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--mist-100);
  background: rgba(10, 26, 42, 0.76);
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-pill);
}

.page-products .pt-map__lede {
  max-width: 62ch;
  margin: 12px 0 clamp(22px, 3vw, 32px);
  font-size: var(--fs-base);
  line-height: 1.75;
  color: var(--rock-400);
}

.page-products .pt-map__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .pt-cat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 20px 18px;
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-md);
  background: var(--abyss-700);
  overflow: hidden;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
  scroll-margin-top: 96px;
}

.page-products .pt-cat::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--pt-cat-color, var(--cyan-400));
}

.page-products .pt-cat:hover {
  border-color: var(--pt-line-strong);
  transform: translateY(-2px);
}

.page-products .pt-cat__code {
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: clamp(36px, 5.6vw, 50px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(232, 237, 240, 0.08);
  pointer-events: none;
}

.page-products .pt-cat__head {
  display: grid;
  gap: 8px;
  padding-right: 52px;
}

.page-products .pt-cat__name {
  margin: 0;
  font-size: var(--fs-md);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--mist-100);
}

.page-products .pt-cat__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--rock-400);
}

.page-products .pt-cat__fig {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--pt-line-soft);
}

.page-products .pt-cat__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 640 / 400;
  object-fit: cover;
}

.page-products .pt-cat__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 0;
  padding-top: 2px;
  border-top: 1px solid var(--pt-line-soft);
}

.page-products .pt-cat__meta div {
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding-top: 10px;
}

.page-products .pt-cat__meta dt {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--rock-400);
}

.page-products .pt-cat__meta dd {
  margin: 0;
  font-size: 12px;
  color: var(--mist-100);
}

/* ---------- 工作台布局 ---------- */

.page-products .pt-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "aside" "filters" "log";
  gap: 18px;
  margin-top: clamp(10px, 2vw, 18px);
}

.page-products .pt-filters {
  grid-area: filters;
}

.page-products .pt-log {
  grid-area: log;
}

.page-products .pt-aside {
  grid-area: aside;
  display: grid;
  gap: 14px;
  align-content: start;
}

/* ---------- 左侧定位轴 ---------- */

.page-products .pt-filters__inner {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-md);
  background: var(--abyss-700);
}

.page-products .pt-filters__title {
  margin: 0 0 2px;
  padding-inline: 4px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--rock-400);
}

.page-products .pt-filter {
  border-radius: var(--radius-sm);
  background: rgba(10, 26, 42, 0.5);
  border: 1px solid transparent;
}

.page-products .pt-filter[open] {
  border-color: var(--pt-line-soft);
}

.page-products .pt-filter__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 12px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--mist-100);
  border-radius: var(--radius-sm);
  cursor: pointer;
  list-style: none;
}

.page-products .pt-filter__summary::-webkit-details-marker {
  display: none;
}

.page-products .pt-filter__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--rock-400);
}

.page-products .pt-filter[open] > .pt-filter__summary::after {
  content: "−";
}

.page-products .pt-filter__hint {
  margin-left: auto;
  font-size: 11px;
  color: var(--rock-400);
}

.page-products .pt-filter__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 2px 8px 10px;
  list-style: none;
}

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

.page-products .pt-filter__opt {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--mist-100);
  text-decoration: none;
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}

.page-products .pt-filter__opt:hover,
.page-products .pt-filter__opt:focus-visible {
  background: rgba(63, 224, 206, 0.12);
  color: var(--cyan-400);
}

.page-products .pt-filter__num {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--rock-400);
}

.page-products .pt-filter__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.page-products .pt-filter__dot--add {
  background: var(--pt-add);
}

.page-products .pt-filter__dot--opt {
  background: var(--pt-opt);
}

.page-products .pt-filter__dot--fix {
  background: var(--pt-fix);
}

.page-products .pt-filter__dot--off {
  background: var(--pt-off);
}

/* ---------- 右侧导出标签与摘要 ---------- */

.page-products .pt-export-tab {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(63, 224, 206, 0.32);
  background: linear-gradient(158deg, rgba(63, 224, 206, 0.15), rgba(18, 46, 69, 0.9));
  overflow: hidden;
}

.page-products .pt-export-tab::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 20%, rgba(63, 224, 206, 0.85), transparent 80%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.28s var(--ease);
  pointer-events: none;
}

.page-products .pt-export-tab:hover::before,
.page-products .pt-export-tab:focus-within::before {
  opacity: 1;
}

.page-products .pt-export-tab__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan-400);
}

.page-products .pt-export-tab__count {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--mist-100);
}

.page-products .pt-export-tab__count .mono {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--mist-100);
}

.page-products .pt-export-tab__hint {
  margin: 0;
  font-size: 12px;
  color: var(--rock-400);
}

.page-products .pt-export-tab__btn {
  margin-top: 8px;
  justify-self: start;
}

.page-products .pt-summary {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-md);
  background: var(--abyss-700);
}

.page-products .pt-summary__fig {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--pt-line-soft);
}

.page-products .pt-summary__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .pt-summary__title {
  margin: 0;
  font-size: var(--fs-md);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--mist-100);
}

.page-products .pt-summary__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--rock-400);
}

.page-products .pt-summary__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-summary__list li {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 10px;
  font-size: 12px;
  color: var(--mist-100);
  background: rgba(10, 26, 42, 0.45);
  border-radius: 10px;
}

.page-products .pt-summary__list .mono {
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan-400);
}

/* ---------- 变更记录列表 ---------- */

.page-products .pt-log {
  display: grid;
  gap: 22px;
  align-content: start;
}

.page-products .pt-log__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pt-line);
}

.page-products .pt-log__count {
  margin: 0;
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--rock-400);
}

.page-products .pt-type {
  display: grid;
  gap: 10px;
}

.page-products .pt-type__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  scroll-margin-top: 96px;
}

.page-products .pt-type__count {
  font-size: var(--fs-xs);
  color: var(--rock-400);
  letter-spacing: 0.06em;
}

.page-products .pt-rows {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-row {
  border: 1px solid var(--pt-line);
  border-radius: var(--radius-sm);
  background: rgba(18, 46, 69, 0.62);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .pt-row:hover,
.page-products .pt-row:focus-within {
  border-color: rgba(63, 224, 206, 0.34);
  background: rgba(27, 64, 92, 0.74);
}

.page-products .pt-row__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "tags chev"
    "text text";
  align-items: center;
  gap: 6px 10px;
  min-height: 62px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .pt-row__summary::-webkit-details-marker {
  display: none;
}

.page-products .pt-row__tags {
  grid-area: tags;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-products .pt-row__pill {
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  border-radius: var(--radius-pill);
  border: 1px solid;
  white-space: nowrap;
}

.page-products .pt-row__pill--add {
  color: var(--pt-add);
  background: rgba(63, 224, 206, 0.12);
  border-color: rgba(63, 224, 206, 0.38);
}

.page-products .pt-row__pill--opt {
  color: var(--pt-opt);
  background: rgba(245, 166, 60, 0.12);
  border-color: rgba(245, 166, 60, 0.38);
}

.page-products .pt-row__pill--fix {
  color: var(--pt-fix);
  background: rgba(157, 190, 163, 0.12);
  border-color: rgba(157, 190, 163, 0.38);
}

.page-products .pt-row__pill--off {
  color: var(--pt-off);
  background: rgba(216, 154, 120, 0.12);
  border-color: rgba(216, 154, 120, 0.38);
}

.page-products .pt-row__code {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--rock-400);
}

.page-products .pt-row__text {
  grid-area: text;
  min-width: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--mist-100);
}

.page-products .pt-row__chev {
  grid-area: chev;
  width: 8px;
  height: 8px;
  margin-right: 2px;
  border-right: 2px solid var(--rock-400);
  border-bottom: 2px solid var(--rock-400);
  transform: rotate(45deg);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pt-row details[open] > .pt-row__summary .pt-row__chev {
  transform: rotate(-135deg);
  border-color: var(--cyan-400);
}

.page-products .pt-row__detail {
  padding: 14px 16px 16px;
  border-top: 1px dashed var(--pt-line-soft);
  font-size: 14px;
  line-height: 1.78;
  color: var(--rock-400);
}

.page-products .pt-row__detail p {
  margin: 0;
}

.page-products .pt-row__ref {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(140, 148, 153, 0.85);
}

/* ---------- 导出与分享 ---------- */

.page-products .pt-export {
  margin-top: clamp(40px, 6vw, 76px);
  padding: clamp(24px, 4vw, 46px);
  border-radius: var(--radius-lg);
  background: var(--paper-100);
  color: var(--abyss-900);
  scroll-margin-top: 96px;
}

.page-products .pt-export__grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
  align-items: center;
}

.page-products .pt-export__eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: #5a7a5f;
}

.page-products .pt-export .display-2 {
  margin: 0;
  color: var(--abyss-900);
}

.page-products .pt-export__lead {
  margin: 14px 0 0;
  font-size: var(--fs-base);
  line-height: 1.78;
  color: #33475a;
}

.page-products .pt-export__list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-export__list li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(10, 26, 42, 0.05);
  border-left: 3px solid var(--cyan-400);
}

.page-products .pt-export__list strong {
  font-size: var(--fs-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--abyss-900);
}

.page-products .pt-export__list span {
  font-size: 14px;
  line-height: 1.72;
  color: #3f5568;
}

.page-products .pt-export__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: #3f5568;
}

.page-products .pt-export__cta {
  margin-top: 22px;
}

.page-products .pt-export__fig {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(10, 26, 42, 0.12);
}

.page-products .pt-export__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 560;
  object-fit: cover;
}

/* ---------- 往期归档 ---------- */

.page-products .pt-archive {
  padding-block: clamp(40px, 6vw, 76px) clamp(28px, 4vw, 48px);
  scroll-margin-top: 96px;
}

.page-products .pt-archive__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .pt-archive__lede {
  max-width: 62ch;
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.78;
  color: var(--rock-400);
}

.page-products .pt-archive__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 168px;
  gap: 12px;
  margin: 0;
  padding: 4px 4px 14px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-products .pt-archive__track:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-products .pt-issue {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--pt-line);
  background: var(--abyss-700);
  scroll-snap-align: start;
  scroll-margin-top: 96px;
}

.page-products .pt-issue--now {
  border-color: rgba(63, 224, 206, 0.5);
  background: linear-gradient(158deg, rgba(63, 224, 206, 0.14), rgba(18, 46, 69, 0.92));
}

.page-products .pt-issue__num {
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--rock-400);
}

.page-products .pt-issue--now .pt-issue__num {
  color: var(--cyan-400);
}

.page-products .pt-issue__theme {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist-100);
}

.page-products .pt-issue__count {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--rock-400);
}

.page-products .pt-archive__fig {
  margin: clamp(18px, 3vw, 26px) 0 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--pt-line);
}

.page-products .pt-archive__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 400;
  object-fit: cover;
}

/* ---------- 下一步 ---------- */

.page-products .pt-next {
  padding-top: clamp(24px, 4vw, 42px);
  border-top: 1px solid var(--pt-line);
}

.page-products .pt-next__title {
  margin: 0 0 16px;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--rock-400);
}

.page-products .pt-next__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pt-next__link {
  display: grid;
  gap: 4px;
  padding: 15px 17px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--pt-line);
  background: rgba(18, 46, 69, 0.5);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .pt-next__link:hover,
.page-products .pt-next__link:focus-visible {
  border-color: rgba(63, 224, 206, 0.4);
  background: rgba(27, 64, 92, 0.78);
}

.page-products .pt-next__label {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--cyan-400);
}

.page-products .pt-next__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--rock-400);
}

/* ---------- 断点 ---------- */

@media (min-width: 560px) {
  .page-products .pt-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pt-export__list li {
    grid-template-columns: 138px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}

@media (min-width: 640px) {
  .page-products .pt-map__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pt-row__summary {
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-areas: "tags text chev";
    gap: 12px;
  }
}

@media (min-width: 900px) {
  .page-products .pt-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
  }

  .page-products .pt-export__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }

  .page-products .pt-next__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .pt-map__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pt-workbench {
    grid-template-columns: 196px minmax(0, 1fr) 264px;
    grid-template-areas: "filters log aside";
    gap: 22px;
    align-items: start;
  }

  .page-products .pt-filters__inner {
    position: sticky;
    top: 92px;
  }

  .page-products .pt-aside {
    position: sticky;
    top: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pt-cat,
  .page-products .pt-row,
  .page-products .pt-row__chev,
  .page-products .pt-next__link,
  .page-products .pt-export-tab::before {
    transition: none;
  }

  .page-products .pt-cat:hover {
    transform: none;
  }
}
<<<END>>>

.page-products {
  --pt-cat-color: transparent;
  --pt-line-strong: currentColor;
}