.page-products {
  --ps-gap: clamp(18px, 3vw, 32px);
  --ps-card-bg: rgba(14, 49, 41, .72);
}

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

.page-products .products-crumbs {
  padding-top: clamp(14px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products .product-hero {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-products .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products h1 {
  margin: 12px 0 18px;
  font-size: clamp(34px, 7vw, 72px);
  line-height: 1.05;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--paper);
}

.page-products .lede {
  max-width: 46ch;
  color: var(--mist);
  font-size: var(--fs-17);
  line-height: 1.85;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 24px;
}

.page-products .hero-link {
  color: var(--lime-soft);
  font-size: var(--fs-14);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-line);
  padding-bottom: 2px;
}

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

.page-products .hero-facts {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-top: 28px;
}

.page-products .data-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--ps-card-bg);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
}

.page-products .data-card__label {
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .data-card__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-30);
  line-height: 1.1;
  color: var(--lime);
}

.page-products .data-card--amber .data-card__value {
  color: var(--amber);
}

.page-products .data-card__value .unit {
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  color: var(--mist);
  margin-left: 2px;
}

.page-products .data-card__note {
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--mist);
}

.page-products .hero-figure {
  border-color: var(--line);
  background: var(--ink-2);
}

/* ---------- 通用小节头 ---------- */
.page-products .section-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .section-head h2,
.page-products .revision-grid h2,
.page-products .check-grid h2 {
  margin: 10px 0 12px;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.12;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--paper);
}

.page-products .section-note {
  max-width: 54ch;
  margin: 0 0 8px;
  color: var(--mist);
  font-size: var(--fs-17);
  line-height: 1.8;
}

/* ---------- 入口对照 ---------- */
.page-products .entry-map {
  margin: 0 0 clamp(24px, 4vw, 40px);
  border-color: var(--line);
  background: var(--ink-2);
}

.page-products .entry-compare {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(14, 49, 41, .55);
  overflow: hidden;
}

.page-products .compare__col {
  padding: clamp(18px, 3vw, 30px);
}

.page-products .entry-col-title {
  margin: 0 0 6px;
  font-size: var(--fs-22);
  font-weight: 800;
  color: var(--lime);
  letter-spacing: -.01em;
}

.page-products .entry-col-note {
  margin: 0 0 16px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

.page-products .spec-list {
  margin: 0;
}

.page-products .spec-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-top: 1px dashed var(--line-soft);
}

.page-products .spec-key {
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--moss);
  color: var(--mist);
}

.page-products .spec-val {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .compare__diff {
  display: inline-block;
  padding: 1px 8px;
  margin-right: 4px;
  border-radius: var(--r-xs);
  background: var(--amber);
  color: var(--char);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

/* ---------- 2025 改版 ---------- */
.page-products .revision-grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-products .revision-figure {
  border-color: var(--line);
  background: var(--ink-2);
}

.page-products .revise-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-products .revise-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .revise-no {
  font-size: var(--fs-22);
  line-height: 1.2;
  color: var(--lime);
}

.page-products .revise-item h3 {
  margin: 0 0 6px;
  font-size: var(--fs-22);
  line-height: 1.3;
  font-weight: 700;
  color: var(--paper);
}

.page-products .revise-item p {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 一屏面板（暖白区） ---------- */
.page-products .section--paper .annotation {
  color: var(--ink-3);
}

.page-products .section--paper .annotation::before {
  background: var(--ink-3);
}

.page-products .section--paper .section-head h2 {
  color: var(--char);
}

.page-products .section--paper .section-note {
  color: var(--moss);
}

.page-products .panel-layout {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-products .module-list {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.page-products .module-item {
  padding: 18px;
  background: var(--ink);
  border: 1px solid var(--ink-3);
  border-radius: var(--r-md);
  transition: border-color .2s ease-out, transform .2s ease-out;
}

.page-products .module-item:hover {
  border-color: var(--lime);
  transform: translateY(-3px);
}

.page-products .module-no {
  font-size: var(--fs-14);
  letter-spacing: .12em;
  color: var(--lime);
}

.page-products .module-item h3 {
  margin: 8px 0 6px;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--paper);
}

.page-products .module-item p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--mist);
}

.page-products .panel-aside {
  padding: 22px;
  background: var(--lime-soft);
  border-radius: var(--r-md);
  color: var(--char);
}

.page-products .panel-aside__title {
  margin: 0 0 12px;
  font-size: var(--fs-17);
  font-weight: 800;
  color: var(--ink);
}

.page-products .panel-aside p {
  margin: 0 0 10px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--ink-3);
}

.page-products .panel-aside__link {
  display: inline-block;
  margin-top: 6px;
  font-size: var(--fs-14);
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 1px;
}

/* ---------- 版本对照 ---------- */
.page-products .version-figure {
  margin: 0 0 clamp(22px, 3vw, 34px);
  border-color: var(--line);
  background: var(--ink-2);
}

.page-products .version-grid {
  display: grid;
  gap: 14px;
}

.page-products .version-col {
  position: relative;
  padding: 20px;
  background: rgba(14, 49, 41, .55);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.page-products .version-col.is-current {
  border-color: var(--lime);
  background: rgba(200, 255, 62, .08);
}

.page-products .version-year {
  margin: 0 0 4px;
  font-size: var(--fs-44);
  line-height: 1;
  color: var(--mist);
}

.page-products .version-col.is-current .version-year {
  color: var(--lime);
}

.page-products .version-badge {
  display: inline-block;
  margin: 0 0 8px;
  padding: 2px 10px;
  background: var(--lime);
  color: var(--char);
  border-radius: var(--r-pill);
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: .06em;
}

.page-products .version-name {
  margin: 0 0 8px;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--paper);
}

.page-products .version-desc {
  margin: 0 0 14px;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--mist);
}

.page-products .version-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-top: 1px dashed var(--line-soft);
  font-size: var(--fs-14);
}

.page-products .version-key {
  color: var(--mist);
}

.page-products .version-val {
  color: var(--paper);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-products .version-col.is-current .version-val {
  color: var(--lime-soft);
}

.page-products .version-hint {
  margin: 16px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 自查 ---------- */
.page-products .check-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .check-figure {
  border-color: var(--line);
  background: var(--ink-2);
  max-width: 520px;
}

.page-products .accordion {
  margin-top: 20px;
}

.page-products .accordion__item {
  margin-bottom: 10px;
  background: rgba(14, 49, 41, .6);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .2s ease-out;
}

.page-products .accordion__item:hover,
.page-products .accordion__item:focus-within {
  border-color: var(--lime);
}

.page-products .accordion__button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-height: 44px;
  padding: 14px 18px;
  background: none;
  border: 0;
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.page-products .check-step {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}

.page-products .check-step-no {
  font-size: var(--fs-14);
  color: var(--lime);
  letter-spacing: .08em;
}

.page-products .accordion__panel-inner {
  padding: 0 18px 16px;
}

.page-products .accordion__panel-inner p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 延伸阅读 ---------- */
.page-products .more-title {
  margin: 0 0 18px;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.2;
  font-weight: 800;
  color: var(--paper);
}

.page-products .more-list {
  display: grid;
  gap: 12px;
}

.page-products .more-entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "no title"
    "no desc"
    "no meta";
  gap: 4px 14px;
  padding: 18px;
  background: rgba(14, 49, 41, .5);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  text-decoration: none;
  transition: border-color .2s ease-out, background .2s ease-out;
}

.page-products .more-entry:hover,
.page-products .more-entry:focus-visible {
  border-color: var(--lime);
  background: rgba(200, 255, 62, .07);
}

.page-products .more-entry .entry__no {
  grid-area: no;
  font-size: var(--fs-22);
  color: var(--lime);
}

.page-products .more-entry .entry__title {
  grid-area: title;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.4;
}

.page-products .more-entry .entry__desc {
  grid-area: desc;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

.page-products .more-entry .entry__meta {
  grid-area: meta;
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--lime-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .entry-compare {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .entry-compare .compare__col + .compare__col {
    border-left: 1px solid var(--line);
  }

  .page-products .more-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
  }

  .page-products .revision-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .panel-layout {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-products .panel-aside {
    position: sticky;
    top: 96px;
  }

  .page-products .version-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .check-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .check-figure {
    justify-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .module-item,
  .page-products .more-entry,
  .page-products .accordion__item {
    transition: none;
  }

  .page-products .module-item:hover {
    transform: none;
  }
}