.page-products {
  --pr-line: rgba(186, 201, 206, 0.22);
  --pr-line-strong: rgba(186, 201, 206, 0.46);
  --pr-line-dark: rgba(10, 15, 19, 0.14);
  --pr-glass: rgba(11, 18, 23, 0.72);
  --pr-glass-light: rgba(186, 201, 206, 0.1);
  background: var(--cloud);
  color: var(--ink);
}

.page-products .section {
  padding-block: clamp(52px, 7vw, 96px);
}

.page-products .pr-band {
  position: relative;
  overflow: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .pr-hero {
  position: relative;
  overflow: hidden;
  padding-block: 0 clamp(52px, 8vw, 92px);
  color: var(--cloud);
  background:
    radial-gradient(115% 85% at 84% -6%, rgba(240, 161, 59, 0.18), transparent 58%),
    radial-gradient(85% 70% at 4% 8%, rgba(121, 214, 198, 0.12), transparent 62%),
    var(--ink);
}

.page-products .pr-hero__inner {
  position: relative;
  padding-inline: clamp(14px, 3vw, 34px);
  border-inline: 1px solid var(--pr-line);
}

.page-products .pr-hero__inner::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(240, 161, 59, 0.18) 42%, transparent 72%);
}

.page-products .pr-hero__crumbs {
  padding-top: 18px;
}

.page-products .pr-hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  padding-block: clamp(22px, 4vw, 46px) 0;
}

.page-products .pr-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.85rem, 5.2vw, 3.3rem);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--cloud);
  max-width: 17ch;
}

.page-products .pr-hero__lede {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: var(--t-sm);
  line-height: 1.8;
  color: var(--haze);
}

.page-products .pr-version {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin-top: 26px;
  padding: 14px 18px;
  border: 1px solid var(--pr-line);
  border-left: 3px solid var(--gold);
  background: var(--pr-glass);
}

.page-products .pr-version__num {
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.02em;
  line-height: 1;
}

.page-products .pr-version__text {
  flex: 1 1 200px;
  font-size: var(--t-xs);
  line-height: 1.6;
  color: var(--mist);
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pr-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: 32px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--pr-line);
}

.page-products .pr-stats .stat__value {
  font-family: var(--font-mono);
  color: var(--gold);
  font-weight: 600;
  display: block;
  margin-top: 4px;
}

.page-products .pr-stats .stat__label {
  font-size: var(--t-xs);
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-products .pr-stats > .stat {
  margin: 0;
}

/* 设备框 */
.page-products .pr-device {
  margin: 0;
  align-self: end;
}

.page-products .pr-device__frame {
  padding: 10px;
  border: 1px solid var(--pr-line-strong);
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(186, 201, 206, 0.14), rgba(10, 15, 19, 0.72));
  box-shadow: var(--shadow-soft);
}

.page-products .pr-device__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 18px;
  object-fit: cover;
}

.page-products .pr-device__cap {
  display: block;
  margin-top: 12px;
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist);
}

/* ---------- 通用标题组 ---------- */
.page-products .pr-head {
  max-width: 62ch;
}

.page-products .pr-title--light {
  color: var(--cloud);
}

.page-products .pr-lede--light {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: var(--t-sm);
  line-height: 1.8;
  color: var(--haze);
}

.page-products .pr-inline-link {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-products .section--ink .pr-inline-link,
.page-products .section--dai .pr-inline-link {
  color: var(--gold);
}

.page-products .pr-inline-link:hover {
  color: var(--gold);
}

/* ---------- 下载步骤 ---------- */
.page-products .pr-steps {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
}

.page-products .pr-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px 16px;
  padding: 22px 0;
  border-top: 1px solid var(--pr-line-dark);
}

.page-products .pr-step:last-child {
  border-bottom: 1px solid var(--pr-line-dark);
}

.page-products .pr-step__num {
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.06em;
  padding-top: 4px;
}

.page-products .pr-step__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: var(--t-md);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.page-products .pr-step__text {
  margin: 8px 0 0;
  font-size: var(--t-sm);
  line-height: 1.78;
  color: var(--cloud-ink);
}

.page-products .pr-tip {
  margin: 22px 0 0;
  padding: 14px 18px;
  font-size: var(--t-xs);
  line-height: 1.7;
  color: var(--cloud-ink);
  background: var(--paper);
  border-left: 3px solid var(--mist);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

/* ---------- 会员中心 ---------- */
.page-products .pr-member__grid {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  align-items: start;
}

.page-products .pr-member__figure {
  margin: 26px 0 0;
}

.page-products .pr-member__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--r-md);
  border: 1px solid var(--pr-line);
  object-fit: cover;
}

.page-products .pr-member__cap {
  display: block;
  margin-top: 10px;
  font-size: var(--t-xs);
  color: var(--mist);
}

.page-products .pr-stack {
  position: relative;
}

.page-products .pr-stack__solid {
  padding: clamp(20px, 3vw, 28px);
  background: var(--ink-raise);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
}

.page-products .pr-stack__glass {
  margin-top: 16px;
  padding: clamp(18px, 3vw, 26px);
  background: var(--pr-glass-light);
  border: 1px solid rgba(186, 201, 206, 0.3);
  border-radius: var(--r-md);
  backdrop-filter: blur(12px);
}

.page-products .pr-stack .panel__label,
.page-products .pr-support__card .panel__label {
  color: var(--gold);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.page-products .pr-sub {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pr-sub__item {
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(186, 201, 206, 0.22);
}

.page-products .pr-sub__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pr-sub__key {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--cloud);
}

.page-products .pr-sub__key::before {
  content: "";
  width: 16px;
  height: 2px;
  flex: none;
  background: var(--gold);
}

.page-products .pr-sub__text {
  margin: 7px 0 0 26px;
  font-size: var(--t-xs);
  line-height: 1.7;
  color: var(--mist);
}

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

.page-products .pr-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: var(--t-xs);
  line-height: 1.5;
  color: var(--haze);
}

.page-products .pr-toggle__switch {
  position: relative;
  flex: none;
  width: 38px;
  height: 20px;
  border-radius: var(--r-pill);
  background: rgba(186, 201, 206, 0.24);
}

.page-products .pr-toggle__switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--haze);
  transition: left var(--speed) var(--ease), background var(--speed) var(--ease);
}

.page-products .pr-toggle--on .pr-toggle__switch {
  background: rgba(240, 161, 59, 0.34);
}

.page-products .pr-toggle--on .pr-toggle__switch::after {
  left: 21px;
  background: var(--gold);
}

.page-products .pr-stack__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(186, 201, 206, 0.22);
  font-size: var(--t-xs);
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 三条路径 ---------- */
.page-products .pr-paths-band {
  background:
    radial-gradient(90% 60% at 78% 0%, rgba(240, 161, 59, 0.13), transparent 60%),
    var(--ink);
  color: var(--cloud);
}

.page-products .pr-paths__head {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-products .pr-paths__figure {
  margin: 0;
}

.page-products .pr-paths__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--r-md);
  border: 1px solid var(--pr-line);
  object-fit: cover;
}

.page-products .pr-paths__cap {
  display: block;
  margin-top: 10px;
  font-size: var(--t-xs);
  color: var(--mist);
}

.page-products .pr-paths {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 44px);
  align-items: start;
}

.page-products .pr-path {
  padding: 22px 20px;
  background: rgba(20, 46, 54, 0.62);
  border: 1px solid var(--line-soft);
  border-top: 1px solid var(--pr-line-strong);
  border-radius: var(--r-md);
}

.page-products .pr-path--first {
  border-top: 2px solid var(--gold);
}

.page-products .pr-path__idx {
  display: block;
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .pr-path--first .pr-path__idx {
  color: var(--gold);
}

.page-products .pr-path__title {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-size: var(--t-md);
  font-weight: 600;
  line-height: 1.45;
  color: var(--cloud);
}

.page-products .pr-path__nodes {
  position: relative;
  list-style: none;
  margin: 18px 0 0;
  padding: 0 0 0 20px;
  display: grid;
  gap: 14px;
}

.page-products .pr-path__nodes::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 5px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), rgba(240, 161, 59, 0.12));
}

.page-products .pr-node {
  position: relative;
  font-size: var(--t-xs);
  line-height: 1.65;
  color: var(--haze);
}

.page-products .pr-node::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dai);
  border: 1px solid var(--gold);
}

.page-products .pr-paths__foot {
  margin: clamp(26px, 3vw, 36px) 0 0;
  font-size: var(--t-xs);
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 能力清单 ---------- */
.page-products .pr-cap__head {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  align-items: center;
}

.page-products .pr-cap__thumb {
  display: block;
  width: 100%;
  height: 150px;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--r-sm);
  border: 1px solid var(--pr-line-dark);
}

.page-products .pr-table-wrap {
  margin-top: clamp(24px, 3vw, 34px);
}

.page-products .pr-matrix {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-products .pr-matrix th,
.page-products .pr-matrix td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  font-size: var(--t-xs);
  line-height: 1.68;
  border-bottom: 1px solid var(--pr-line-dark);
}

.page-products .pr-matrix th {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cloud-ink);
  background: rgba(216, 213, 204, 0.55);
}

.page-products .pr-matrix td:first-child {
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.page-products .pr-matrix .is-accent {
  color: var(--amber);
  font-weight: 600;
}

.page-products .pr-accs {
  margin-top: clamp(24px, 3vw, 34px);
}

.page-products .pr-acc {
  border-top: 1px solid var(--pr-line-dark);
  padding: 16px 0;
}

.page-products .pr-acc:last-child {
  border-bottom: 1px solid var(--pr-line-dark);
}

.page-products .pr-acc summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
}

.page-products .pr-acc summary::-webkit-details-marker {
  display: none;
}

.page-products .pr-acc summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: var(--t-md);
  line-height: 1;
  color: var(--amber);
}

.page-products .pr-acc[open] summary::after {
  content: "−";
}

.page-products .pr-acc p {
  margin: 10px 0 0;
  font-size: var(--t-xs);
  line-height: 1.8;
  color: var(--cloud-ink);
  max-width: 68ch;
}

/* ---------- 设备与支持 ---------- */
.page-products .pr-support__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-products .pr-support__list {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .pr-support__item {
  padding-left: 18px;
  border-left: 2px solid rgba(240, 161, 59, 0.5);
}

.page-products .pr-support__item h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--cloud);
}

.page-products .pr-support__item p {
  margin: 7px 0 0;
  font-size: var(--t-xs);
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pr-support__more {
  margin: 24px 0 0;
  font-size: var(--t-xs);
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pr-support__card {
  padding: clamp(20px, 3vw, 28px);
  background: var(--pr-glass);
  border: 1px solid var(--pr-line);
  border-radius: var(--r-md);
  backdrop-filter: blur(10px);
}

.page-products .pr-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pr-contact__row {
  display: grid;
  gap: 4px;
}

.page-products .pr-contact__key {
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-products .pr-contact__val {
  font-size: var(--t-sm);
  line-height: 1.5;
  color: var(--cloud);
  word-break: break-word;
}

.page-products .pr-contact__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pr-line);
  font-size: var(--t-xs);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 下载前检查 ---------- */
.page-products .pr-check__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-products .pr-checklist {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pr-checklist__item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  font-size: var(--t-xs);
  line-height: 1.72;
  color: var(--cloud-ink);
  background: rgba(216, 213, 204, 0.5);
  border-radius: var(--r-sm);
}

.page-products .pr-checklist__item strong {
  color: var(--ink);
  font-weight: 600;
}

.page-products .pr-checklist__mark {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink);
  background: var(--gold);
}

.page-products .pr-check__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pr-check__figure {
  margin: 0;
}

.page-products .pr-check__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--r-md);
  border: 1px solid var(--pr-line-dark);
  object-fit: cover;
}

.page-products .pr-check__cap {
  display: block;
  margin-top: 10px;
  font-size: var(--t-xs);
  color: var(--cloud-ink);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 620px) {
  .page-products .pr-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-products .pr-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-products .pr-path:nth-child(2) {
    margin-top: 30px;
  }

  .page-products .pr-path:nth-child(3) {
    margin-top: 12px;
  }

  .page-products .pr-paths__head {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }

  .page-products .pr-cap__head {
    grid-template-columns: minmax(0, 1fr) 260px;
  }

  .page-products .pr-cap__thumb {
    height: 170px;
  }
}

@media (min-width: 880px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr);
    align-items: end;
  }

  .page-products .pr-device {
    padding-bottom: 8px;
  }

  .page-products .pr-step {
    grid-template-columns: 64px minmax(0, 1fr);
  }
}

@media (min-width: 920px) {
  .page-products .pr-member__grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  }

  .page-products .pr-support__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-products .pr-check__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-products .pr-stack__glass {
    position: relative;
    z-index: 2;
    margin-top: -32px;
    margin-left: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-toggle__switch::after {
    transition: none;
  }
}