.page-products {
  --pg-soft: rgba(126, 147, 168, .16);
  --pg-cut: 16px;
}

/* ============ 通用小标题区 ============ */
.page-products .pg-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(26px, 3.4vw, 48px);
  max-width: 62ch;
}

.page-products .pg-head .index-num {
  color: var(--lava);
}

.page-products .pg-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--snow);
}

.page-products .pg-head__sub {
  margin: 0;
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--steel);
  max-width: 46ch;
}

/* ============ 首屏 ============ */
.page-products .pg-hero {
  padding-top: clamp(28px, 4vw, 56px);
}

.page-products .pg-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .pg-hero__lead h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(30px, 5.4vw, 64px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--snow);
}

.page-products .pg-hero__lead .lede {
  margin-top: 18px;
  color: var(--steel);
  max-width: 42ch;
}

.page-products .pg-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 3vw, 44px);
  margin: clamp(26px, 3.4vw, 40px) 0;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pg-fact {
  display: grid;
  gap: 4px;
}

.page-products .pg-fact .data {
  line-height: 1;
}

.page-products .pg-version {
  display: grid;
  gap: 6px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-sky);
}

.page-products .pg-version__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(72px, 13vw, 140px);
  line-height: .86;
  letter-spacing: -.04em;
  color: transparent;
  -webkit-text-stroke: 2px var(--lava);
  font-variant-numeric: tabular-nums;
}

.page-products .pg-version__note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-products .pg-hero__media {
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pg-cut)), calc(100% - var(--pg-cut)) 100%, 0 100%);
}

@media (min-width: 900px) {
  .page-products .pg-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* ============ 下载区 ============ */
.page-products .pg-band {
  position: relative;
  margin: 0 0 clamp(26px, 3.6vw, 46px);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--pg-cut) 100%, 0 calc(100% - var(--pg-cut)));
  background: linear-gradient(140deg, var(--bg-2), var(--ink));
}

.page-products .pg-band img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: .72;
}

.page-products .pg-band__cap {
  position: absolute;
  left: clamp(14px, 2.4vw, 28px);
  bottom: clamp(14px, 2.4vw, 24px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--snow);
  background: rgba(4, 12, 20, .62);
  padding: 6px 10px;
  border-left: 2px solid var(--lava);
}

.page-products .dl-group {
  position: relative;
}

.page-products .dl-radio,
.page-products .fmt-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .dl-cards {
  display: grid;
  gap: 16px;
}

.page-products .dl-card {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sky);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pg-cut)), calc(100% - var(--pg-cut)) 100%, 0 100%);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}

.page-products .dl-card__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--steel);
}

.page-products .dl-card__plat {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.2;
  color: var(--snow);
}

.page-products .dl-card__desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
  max-width: 52ch;
}

.page-products .dl-card__scene {
  font-size: 13px;
  line-height: 1.6;
  color: var(--sky-lift);
  padding-top: 8px;
  border-top: 1px dashed var(--line-soft);
}

.page-products #dl-win:checked ~ .dl-cards .dl-card[for="dl-win"],
.page-products #dl-mac:checked ~ .dl-cards .dl-card[for="dl-mac"],
.page-products #dl-and:checked ~ .dl-cards .dl-card[for="dl-and"] {
  border-left-color: var(--lava);
  background: linear-gradient(120deg, rgba(255, 90, 31, .10), var(--bg-2) 58%);
  transform: translateX(6px);
}

.page-products .dl-reqs {
  margin-top: 22px;
}

.page-products .dl-req {
  display: none;
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--ink);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--sky);
}

.page-products .dl-req__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sky-lift);
}

.page-products .dl-req__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-products #dl-win:checked ~ .dl-reqs .dl-req--win,
.page-products #dl-mac:checked ~ .dl-reqs .dl-req--mac,
.page-products #dl-and:checked ~ .dl-reqs .dl-req--and {
  display: block;
}

@media (min-width: 760px) {
  .page-products .dl-card {
    width: min(100%, 700px);
  }
  .page-products .dl-card:nth-child(2) {
    margin-left: 24px;
  }
  .page-products .dl-card:nth-child(3) {
    margin-left: 48px;
  }
}

/* ============ 导出能力 ============ */
.page-products .pg-export__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: start;
}

.page-products .pg-export__figure {
  margin: 0;
}

.page-products .pg-export__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-sky);
  clip-path: polygon(var(--pg-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--pg-cut));
  background: var(--bg-2);
}

.page-products .pg-export__figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--steel);
}

.page-products .fmt-group {
  position: relative;
}

.page-products .fmt-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-products .fmt-tab {
  padding: 9px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--steel);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-products .fmt-tab:hover {
  color: var(--snow);
  border-color: var(--line-sky);
}

.page-products #fmt-csv:checked ~ .fmt-tabs [for="fmt-csv"],
.page-products #fmt-xlsx:checked ~ .fmt-tabs [for="fmt-xlsx"],
.page-products #fmt-json:checked ~ .fmt-tabs [for="fmt-json"] {
  color: var(--ink);
  background: var(--lava);
  border-color: var(--lava);
}

.page-products .fmt-panel {
  display: none;
}

.page-products #fmt-csv:checked ~ .fmt-panels .fmt-panel--csv,
.page-products #fmt-xlsx:checked ~ .fmt-panels .fmt-panel--xlsx,
.page-products #fmt-json:checked ~ .fmt-panels .fmt-panel--json {
  display: block;
}

.page-products .fmt-panel__lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--snow);
  max-width: 44ch;
}

.page-products .fmt-panel__list {
  margin: 0 0 16px;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-products .fmt-panel__code {
  margin: 0;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  color: var(--lake);
  background: var(--ink);
  border-left: 2px solid var(--lake);
  overflow-x: auto;
  white-space: nowrap;
}

.page-products .pg-export__rules {
  display: grid;
  gap: 0;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-products .pg-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pg-row:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-products .pg-row__txt {
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

@media (min-width: 900px) {
  .page-products .pg-export__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  }
}

/* ============ 字段字典 ============ */
.page-products .pg-fd {
  min-width: 640px;
}

.page-products .pg-fd__key {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lake);
  white-space: nowrap;
}

.page-products .pg-fd__key .copy-btn {
  margin-left: 8px;
  font-size: 11px;
  padding: 2px 8px;
}

.page-products .pg-fd tbody tr:nth-child(even) {
  background: rgba(14, 39, 64, .5);
}

/* ============ 订阅 ============ */
.page-products .pg-sub__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-products .pg-sub__dims {
  display: grid;
  gap: 0;
}

.page-products .pg-dim {
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 28px) 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pg-dim:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-products .pg-dim__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--lava);
}

.page-products .pg-dim__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(20px, 2.4vw, 28px);
  color: var(--snow);
}

.page-products .pg-dim__txt {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
  max-width: 46ch;
}

.page-products .pg-dim__use {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--sky-lift);
}

.page-products .pg-push {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--paper);
  color: var(--bg);
  border-top: 3px solid var(--lake);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pg-cut)), calc(100% - var(--pg-cut)) 100%, 0 100%);
}

.page-products .pg-push__title {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(8, 25, 42, .62);
}

.page-products .pg-push__item {
  padding: 14px 0;
  border-top: 1px solid var(--on-paper-line);
}

.page-products .pg-push__item p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(8, 25, 42, .78);
}

.page-products .pg-push__foot {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--on-paper-line);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(8, 25, 42, .6);
}

@media (min-width: 900px) {
  .page-products .pg-sub__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

/* ============ 桌面端面板 ============ */
.page-products .pg-panels__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 52px);
  align-items: center;
}

.page-products .pg-panels__body h2 {
  margin: 12px 0 16px;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--snow);
}

.page-products .pg-panels__lead {
  margin: 0 0 26px;
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--steel);
  max-width: 44ch;
}

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

.page-products .pg-panels__list li {
  display: grid;
  gap: 6px;
  padding: 16px 0 16px 18px;
  border-left: 1px solid var(--line-sky);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pg-panels__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--lava);
}

.page-products .pg-panels__v {
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-products .pg-panels__foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
  max-width: 46ch;
}

.page-products .pg-panels__figure {
  margin: 0;
}

.page-products .pg-panels__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% var(--pg-cut), 100% 100%, 0 100%);
}

.page-products .pg-panels__figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--steel);
}

@media (min-width: 900px) {
  .page-products .pg-panels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

/* ============ 版本对照 ============ */
.page-products .pg-vers__table {
  min-width: 720px;
}

.page-products .pg-vers__table th[data-sort] {
  cursor: pointer;
}

.page-products .pg-vers__v {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--sky-lift);
  white-space: nowrap;
}

.page-products .pg-vers__table .meter {
  display: block;
  width: 100%;
  max-width: 140px;
  height: 5px;
  margin-bottom: 6px;
  background: rgba(126, 147, 168, .22);
}

.page-products .pg-vers__table .meter__bar {
  display: block;
  height: 100%;
  width: var(--v, 0%);
  background: var(--sky);
}

.page-products .pg-vers__table .meter--lake .meter__bar {
  background: var(--lake);
}

.page-products .pg-vers__table .meter--lava .meter__bar {
  background: var(--lava);
}

.page-products .pg-vers__table tr.is-hot td {
  background: rgba(255, 90, 31, .09);
}

.page-products .pg-vers__tip {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 16px 0 16px 18px;
  border-left: 2px solid var(--lava);
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel);
  max-width: 62ch;
}

/* ============ 常见问题 ============ */
.page-products .pg-qa__list {
  display: grid;
  gap: 0;
  margin-bottom: clamp(30px, 4vw, 54px);
}

.page-products .pg-qa {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pg-qa:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-products .pg-qa summary {
  padding: 18px 34px 18px 18px;
  position: relative;
  font-size: 16px;
  line-height: 1.6;
  color: var(--snow);
  cursor: pointer;
  list-style: none;
  border-left: 2px solid transparent;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}

.page-products .pg-qa summary::-webkit-details-marker {
  display: none;
}

.page-products .pg-qa summary::after {
  content: "+";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--lava);
}

.page-products .pg-qa[open] summary {
  border-left-color: var(--lava);
  color: var(--sky-lift);
}

.page-products .pg-qa[open] summary::after {
  content: "–";
}

.page-products .pg-qa__body {
  padding: 0 18px 20px 18px;
}

.page-products .pg-qa__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--steel);
  max-width: 68ch;
}

.page-products .pg-qa__body a {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pg-wide {
  margin: 0;
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--pg-cut) 100%, 0 calc(100% - var(--pg-cut)));
  border-top: 1px solid var(--line-soft);
}

.page-products .pg-wide img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  opacity: .8;
}

.page-products .pg-wide figcaption {
  position: absolute;
  right: clamp(14px, 2.4vw, 28px);
  bottom: clamp(14px, 2.4vw, 24px);
  max-width: 30ch;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .06em;
  color: var(--snow);
  background: rgba(4, 12, 20, .66);
  padding: 8px 12px;
  border-right: 2px solid var(--lake);
  text-align: right;
}

/* ============ 收尾数据轨道 ============ */
.page-products .pg-rail__strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-sky);
  border-bottom: 1px solid var(--line-sky);
}

.page-products .pg-rail__item {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 2.6vw, 30px) clamp(14px, 2vw, 22px);
  background: var(--bg);
}

.page-products .pg-rail__note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--steel);
  max-width: 70ch;
}

.page-products .pg-rail__note a {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 760px) {
  .page-products .pg-rail__strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ============ 触屏与无障碍收尾 ============ */
.page-products .dl-card:focus-within,
.page-products .fmt-tab:focus-visible,
.page-products .pg-qa summary:focus-visible {
  outline: 2px solid var(--lava);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-card {
    transition: none;
  }
  .page-products .dl-card {
    transform: none !important;
  }
}

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