.page-products {
  --pp-index-w: 236px;
  --pp-bleed: clamp(1rem, 3vw, 2.5rem);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3.25rem) 0 clamp(1.75rem, 4vw, 3rem);
  border-bottom: var(--frame) solid var(--line-strong);
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(255, 106, 26, 0.14), transparent 58%),
    linear-gradient(180deg, var(--moss) 0%, var(--ink) 78%);
  overflow: hidden;
}

.page-products .pp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.page-products .pp-hero__eyebrow {
  margin: 1rem 0 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.16em;
  color: var(--lava);
  text-transform: uppercase;
}

.page-products .pp-hero__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-44);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--slate);
}

.page-products .pp-hero__lede {
  margin: 0;
  max-width: 52ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-strong);
  border: var(--frame) solid var(--line-strong);
}

.page-products .pp-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.85rem 0.95rem;
  background: var(--ink);
}

.page-products .pp-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  line-height: 1;
  color: var(--lava);
  letter-spacing: -0.02em;
}

.page-products .pp-num__label {
  font-size: var(--fs-12);
  color: var(--mist);
  letter-spacing: 0.06em;
}

.page-products .pp-hero__board {
  padding: clamp(0.75rem, 2vw, 1.15rem);
  border: var(--frame) solid var(--line-strong);
  background: linear-gradient(135deg, rgba(27, 58, 46, 0.92), rgba(11, 15, 13, 0.96));
  box-shadow: var(--hard-shadow);
}

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

/* ---------- 双栏骨架 ---------- */
.page-products .pp-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.25rem);
  padding-top: clamp(1.75rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.page-products .pp-index {
  padding: 1rem 0.95rem 1.1rem;
  border: var(--frame) solid var(--line-strong);
  background: var(--moss);
}

.page-products .pp-index__label {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--lava);
  text-transform: uppercase;
}

.page-products .pp-index__list {
  display: flex;
  gap: 0.4rem;
  margin: 0;
  padding: 0 0 0.45rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pp-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.5rem 0.6rem;
  white-space: nowrap;
  font-size: var(--fs-14);
  color: var(--slate);
  text-decoration: none;
  border-bottom: var(--frame) solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-products .pp-index__link:hover,
.page-products .pp-index__link:focus-visible {
  color: var(--lava-soft);
  border-bottom-color: var(--lava);
  background: rgba(255, 106, 26, 0.08);
}

.page-products .pp-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--lava);
}

.page-products .pp-index__foot {
  margin: 0.8rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--mist);
}

.page-products .pp-canvas {
  display: flex;
  flex-direction: column;
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
  min-width: 0;
}

/* ---------- 模块 ---------- */
.page-products .pp-mod {
  scroll-margin-top: calc(var(--header-h) + 5rem);
  min-width: 0;
}

.page-products .pp-mod__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 0.6rem 0.85rem;
  margin-bottom: 1.1rem;
  padding-bottom: 0.7rem;
  border-bottom: var(--frame) solid var(--line-strong);
}

.page-products .pp-mod__head .section__num {
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1;
  color: var(--deep-blue);
  transition: color 0.35s ease;
}

.page-products .pp-mod.is-visible .section__num {
  color: var(--lava);
}

.page-products .pp-mod__head .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-28);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--slate);
}

.page-products .pp-copy {
  margin: 0 0 1em;
  max-width: 68ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-link {
  color: var(--lava-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--cool);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-products .pp-link:hover,
.page-products .pp-link:focus-visible {
  color: var(--lava);
  border-bottom-color: var(--lava);
}

.page-products .pp-hint {
  margin: 0.9rem 0 0;
  max-width: 66ch;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 数值卡 ---------- */
.page-products .pp-figure {
  margin: 1.25rem 0;
  padding: 1rem 1.15rem 1.1rem;
  border: var(--frame) solid var(--line-strong);
  border-left: 8px solid var(--lava);
  background: var(--moss);
  box-shadow: var(--hard-shadow);
}

.page-products .pp-figure__value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-72);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--lava);
}

.page-products .pp-figure__label {
  margin: 0.55rem 0 0;
  font-size: var(--fs-13);
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-products .pp-media {
  margin: 1.4rem 0;
}

.page-products .pp-media .media__img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-media--inset {
  max-width: 560px;
}

/* ---------- 表格 ---------- */
.page-products .pp-table-scroll {
  margin: 1.25rem 0;
  border: var(--frame) solid var(--line-strong);
  background: rgba(27, 58, 46, 0.5);
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.page-products .pp-table-scroll:focus-visible {
  outline: 2px solid var(--lava-soft);
  outline-offset: 2px;
}

.page-products .pp-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

.page-products .pp-table caption {
  caption-side: top;
  padding: 0.85rem 1rem 0.55rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 0.7rem 1rem;
  text-align: left;
  white-space: nowrap;
  color: var(--slate);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table thead th {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cool);
  background: var(--moss-mid);
  border-bottom: 1px solid var(--line-strong);
}

.page-products .pp-table tbody tr {
  transition: background-color 0.16s ease, box-shadow 0.16s ease;
}

.page-products .pp-table tbody tr:hover {
  background: rgba(255, 106, 26, 0.07);
  box-shadow: inset 2px 0 0 var(--lava);
}

.page-products .pp-table .num {
  font-family: var(--font-mono);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.page-products .pp-table tfoot td {
  border-top: var(--frame) solid var(--lava);
  border-bottom: 0;
  font-weight: 600;
  background: rgba(18, 38, 31, 0.7);
}

/* ---------- 条形图 ---------- */
.page-products .pp-bars {
  display: grid;
  gap: 0.7rem;
  margin: 1.4rem 0;
  padding: 1rem 1.1rem;
  border: var(--frame) solid var(--line);
  background: var(--moss);
}

.page-products .pp-bar {
  display: grid;
  grid-template-columns: minmax(5.5rem, 7rem) minmax(0, 1fr) 3.4rem;
  align-items: center;
  gap: 0.7rem;
}

.page-products .pp-bar__label {
  font-size: var(--fs-12);
  color: var(--mist);
}

.page-products .pp-bar__track {
  display: block;
  height: 10px;
  background: rgba(126, 151, 166, 0.15);
  border-left: 1px solid var(--line-strong);
}

.page-products .pp-bar__fill {
  display: block;
  height: 100%;
  width: var(--bar, 0%);
  background: linear-gradient(90deg, var(--lava), var(--lava-soft));
}

.page-products .pp-bar__val {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  text-align: right;
  color: var(--lava);
}

/* ---------- 筛选条件 ---------- */
.page-products .pp-filters {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 1.3rem 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: var(--frame) solid var(--line-strong);
}

.page-products .pp-filter {
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: baseline;
  padding: 0.8rem 1rem;
  background: var(--ink);
}

.page-products .pp-filter__key {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--lava);
}

.page-products .pp-filter__val {
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 版本切换 ---------- */
.page-products .pp-switch {
  margin: 1.3rem 0;
}

.page-products .pp-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  clip-path: inset(50%);
}

.page-products .pp-switch__ui {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.page-products .pp-switch__ui:focus-within {
  outline: 2px solid var(--lava-soft);
  outline-offset: 4px;
}

.page-products .pp-switch__opt {
  padding: 0.5rem 0.9rem;
  border: var(--frame) solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--mist);
  cursor: pointer;
  user-select: none;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.page-products .pp-switch__opt:hover {
  color: var(--lava-soft);
  border-color: var(--lava-soft);
}

.page-products #pp-h2h-v1:checked ~ .pp-switch__ui [for="pp-h2h-v1"],
.page-products #pp-h2h-v2:checked ~ .pp-switch__ui [for="pp-h2h-v2"] {
  color: var(--ink);
  background: var(--lava);
  border-color: var(--lava);
}

.page-products .pp-switch__panel {
  display: none;
}

.page-products #pp-h2h-v1:checked ~ .pp-switch__panel[data-version="v1"],
.page-products #pp-h2h-v2:checked ~ .pp-switch__panel[data-version="v2"] {
  display: block;
}

/* ---------- 术语 ---------- */
.page-products .pp-terms {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 1.3rem 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: var(--frame) solid var(--line-strong);
}

.page-products .pp-term {
  padding: 1rem 1.1rem 1.1rem;
  background: var(--moss);
}

.page-products .pp-term__cn {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 700;
  color: var(--slate);
}

.page-products .pp-term__en {
  margin: 0.2rem 0 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--lava);
}

.page-products .pp-term__def {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 公开字段 ---------- */
.page-products .pp-views {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1px;
  margin: 1.3rem 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: var(--frame) solid var(--line-strong);
}

.page-products .pp-views__item {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.75rem 0.9rem;
  background: var(--ink);
  font-size: var(--fs-14);
  color: var(--slate);
}

.page-products .pp-views__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--cool);
}

/* ---------- 呼吸带 ---------- */
.page-products .pp-breath {
  height: 12px;
  margin: 0 calc(-1 * var(--pp-bleed));
  background:
    linear-gradient(90deg, var(--lava) 0 96px, var(--moss-mid) 96px 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* ---------- 收尾 ---------- */
.page-products .pp-outro {
  padding: clamp(1.25rem, 3vw, 1.85rem);
  border: var(--frame) solid var(--line-strong);
  border-top: 8px solid var(--lava);
  background: linear-gradient(160deg, var(--moss) 0%, var(--ink) 92%);
  box-shadow: var(--hard-shadow);
}

.page-products .pp-outro__lead {
  margin: 0 0 1.1rem;
  max-width: 60ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-products .pp-outro__note {
  margin: 1.1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .pp-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-products .pp-hero__title {
    font-size: var(--fs-72);
  }

  .page-products .pp-media--inset {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (min-width: 1080px) {
  .page-products .pp-shell {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-index {
    position: sticky;
    top: calc(var(--header-h) + 4.5rem);
    max-height: calc(100vh - var(--header-h) - 6rem);
    overflow-y: auto;
  }

  .page-products .pp-index__list {
    display: block;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-products .pp-index__link {
    border-bottom: 0;
    border-left: var(--frame) solid transparent;
    white-space: normal;
  }

  .page-products .pp-index__link:hover,
  .page-products .pp-index__link:focus-visible {
    border-left-color: var(--lava);
  }

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

  .page-products .pp-breath {
    height: 16px;
    margin-right: calc(-1 * clamp(2rem, 8vw, 12rem));
  }
}

@media (min-width: 1440px) {
  .page-products .pp-filters {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-index__link,
  .page-products .pp-switch__opt,
  .page-products .pp-table tbody tr,
  .page-products .pp-link,
  .page-products .pp-mod__head .section__num {
    transition: none;
  }
}
</main>

.page-products {
  --bar: 1rem;
}