.page-products {
  --cl-gap: clamp(20px, 3vw, 32px);
  --cl-shadow: 6px 6px 0 var(--lime-soft);
  display: block;
  padding-bottom: clamp(56px, 8vw, 112px);
}

/* ---------- 首屏 ---------- */
.page-products .cl-hero {
  padding-top: clamp(22px, 4vw, 44px);
  padding-bottom: clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--rule);
}

.page-products .cl-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-products .cl-hero__title {
  margin: 12px 0 0;
  font-weight: 300;
  font-size: clamp(2.5rem, 9vw, 5rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
}

.page-products .cl-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 58ch;
  color: var(--ink);
}

.page-products .cl-hero__actions {
  margin-top: clamp(20px, 3vw, 32px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .cl-stamp {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 20px 20px 18px;
  box-shadow: var(--cl-shadow);
}

.page-products .cl-stamp__label {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: 0.12em;
  color: var(--grey);
}

.page-products .cl-stamp__ver {
  margin: 6px 0 0;
  font-size: clamp(1.6rem, 5vw, 2rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-products .cl-copy {
  margin-top: 14px;
}

.page-products .cl-stamp__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--rule);
  display: grid;
  gap: 8px;
}

.page-products .cl-stamp__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: var(--step-2);
}

.page-products .cl-stamp__row dt {
  color: var(--grey);
}

.page-products .cl-stamp__row dd {
  margin: 0;
  color: var(--ink);
  font-weight: 500;
}

@media (min-width: 900px) {
  .page-products .cl-hero__grid {
    grid-template-columns: minmax(0, 1fr) 278px;
    align-items: end;
  }
}

/* ---------- 三级层次布局 ---------- */
.page-products .cl-layout {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  padding-top: clamp(32px, 5vw, 56px);
}

@media (min-width: 900px) {
  .page-products .cl-layout {
    grid-template-columns: 188px minmax(0, 1fr);
  }

  .page-products .cl-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

@media (min-width: 1180px) {
  .page-products .cl-layout {
    grid-template-columns: 188px minmax(0, 1fr) 220px;
  }

  .page-products .cl-aside {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

/* ---------- 左侧目录 ---------- */
.page-products .cl-index__title {
  margin: 0 0 12px;
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--grey);
}

.page-products .cl-index__list {
  list-style: none;
  margin: 0;
  padding: 12px 0 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  border-top: 1px solid var(--rule);
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-products .cl-index__list li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-products .cl-index__link {
  display: block;
  padding: 7px 12px;
  white-space: nowrap;
  font-size: var(--step-2);
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--rule);
  background: var(--paper);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-products .cl-index__link:hover,
.page-products .cl-index__link.is-active {
  color: var(--ink);
  border-color: var(--ink);
  background: var(--lime-soft);
}

@media (min-width: 900px) {
  .page-products .cl-index__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-top: 0;
    border-top: 0;
    border-left: 1px solid var(--rule);
    scroll-snap-type: none;
  }

  .page-products .cl-index__link {
    padding: 7px 10px;
    white-space: normal;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    color: var(--grey);
    line-height: 1.5;
  }

  .page-products .cl-index__link:hover,
  .page-products .cl-index__link.is-active {
    border-left-color: var(--lime);
    background: var(--lime-soft);
    color: var(--ink);
  }
}

/* ---------- 章节骨架 ---------- */
.page-products .cl-section {
  padding-top: clamp(48px, 7vw, 88px);
  scroll-margin-top: 96px;
}

.page-products .cl-main > .cl-section:first-child {
  padding-top: 0;
}

.page-products .cl-section + .cl-section {
  border-top: 1px solid var(--rule);
}

.page-products .cl-section__head {
  display: grid;
  gap: 8px;
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.5vw, 36px);
}

.page-products .cl-no {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-products .cl-section__lede {
  margin: 0;
  color: var(--grey);
}

.page-products .section-title {
  margin: 0;
  font-size: clamp(1.45rem, 3.4vw, 2rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
}

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

.page-products .cl-banner {
  margin: 0 0 var(--cl-gap);
}

/* ---------- 01 清单构成 ---------- */
.page-products .cl-cat-grid {
  display: grid;
  gap: var(--cl-gap);
  margin-bottom: var(--cl-gap);
}

.page-products .cl-cat {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 20px 20px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--ink);
}

.page-products .cl-cat .tag,
.page-products .cl-feature__body .tag {
  justify-self: start;
}

.page-products .cl-points {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .cl-points li {
  position: relative;
  padding-left: 22px;
  font-size: var(--step-2);
  line-height: 1.65;
  color: var(--grey);
}

.page-products .cl-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.55em;
  width: 11px;
  height: 6px;
  border-left: 1.5px solid var(--forest);
  border-bottom: 1.5px solid var(--forest);
  transform: rotate(-45deg) translateY(-2px);
}

.page-products .cl-feature {
  display: grid;
  gap: 0;
  padding: 0;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--rule);
}

.page-products .cl-feature__media {
  margin: 0;
  overflow: hidden;
  background: var(--mist);
}

.page-products .cl-feature__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-products .cl-feature__body {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(20px, 3vw, 30px);
}

@media (min-width: 760px) {
  .page-products .cl-cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .cl-feature {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .page-products .cl-feature__media {
    max-height: 430px;
  }

  .page-products .cl-feature__media img {
    aspect-ratio: auto;
    min-height: 100%;
  }
}

/* ---------- 02 版本号 ---------- */
.page-products .cl-version-grid {
  display: grid;
  gap: clamp(24px, 3.5vw, 40px);
}

.page-products .cl-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-products .cl-steps li {
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding: 12px 16px;
  background: var(--paper);
  font-size: var(--step-2);
  line-height: 1.6;
  color: var(--grey);
}

.page-products .cl-step-no {
  flex: 0 0 auto;
  min-width: 58px;
  font-size: var(--step-3);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-products .cl-version__note {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(20px, 3vw, 28px);
  background: var(--lime-soft);
  border: 1px solid var(--ink);
  box-shadow: 6px 6px 0 rgba(21, 23, 27, 0.08);
}

.page-products .cl-version__note p {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.72;
  color: var(--ink);
}

.page-products .cl-note-title {
  margin: 0;
  font-size: var(--step-3);
  font-weight: 800;
  letter-spacing: -0.01em;
}

@media (min-width: 860px) {
  .page-products .cl-version-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 03 内地同步 ---------- */
.page-products .cl-mainland {
  display: grid;
  gap: clamp(24px, 3.5vw, 40px);
}

.page-products .cl-mainland__stat {
  display: grid;
  gap: 2px;
  padding: 26px 22px;
  background: var(--forest);
  color: var(--paper);
}

.page-products .cl-mainland__num {
  font-size: clamp(3.2rem, 10vw, 4.6rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--lime);
}

.page-products .cl-mainland__unit {
  font-size: var(--step-3);
  font-weight: 600;
}

.page-products .cl-mainland__caption {
  margin: 14px 0 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: rgba(252, 251, 247, 0.8);
}

.page-products .cl-sync {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.page-products .cl-sync li {
  padding: 15px 16px;
  background: var(--paper);
  font-size: var(--step-2);
  line-height: 1.72;
  color: var(--grey);
}

.page-products .cl-sync strong {
  color: var(--ink);
  font-weight: 800;
}

.page-products .cl-sync__foot {
  margin: 18px 0 0;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--grey);
}

.page-products .cl-sync__foot a,
.page-products .cl-log__more a {
  color: var(--ink);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--lime);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

@media (min-width: 860px) {
  .page-products .cl-mainland {
    grid-template-columns: 252px minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 04 下载 ---------- */
.page-products .cl-download {
  display: grid;
  gap: clamp(24px, 3.5vw, 40px);
}

.page-products .cl-download__cards {
  display: grid;
  gap: var(--cl-gap);
}

.page-products .cl-dl {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 20px;
  background: var(--paper);
  border: 1px solid var(--rule);
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-products .cl-dl:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}

.page-products .cl-dl__fmt {
  margin: 0;
  justify-self: start;
  padding-bottom: 4px;
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ink);
  border-bottom: 3px solid var(--lime);
}

.page-products article.cl-dl:nth-of-type(2) .cl-dl__fmt {
  border-bottom-color: var(--clay);
}

.page-products .cl-dl__meta {
  margin: 8px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--rule);
  display: grid;
  gap: 7px;
}

.page-products .cl-dl__meta > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: var(--step-2);
}

.page-products .cl-dl__meta dt {
  color: var(--grey);
}

.page-products .cl-dl__meta dd {
  margin: 0;
  color: var(--ink);
  text-align: right;
}

.page-products .cl-dl__media {
  margin: 0;
  grid-column: 1 / -1;
}

.page-products .cl-download__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .cl-dl__phone {
  margin: 0;
}

.page-products .cl-swap {
  margin: 4px 0 0;
  padding-left: 1.25em;
  display: grid;
  gap: 8px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--grey);
}

.page-products .cl-download__tip {
  margin: 0;
  padding: 12px 14px;
  background: var(--clay-soft);
  border-left: 3px solid var(--clay);
  font-size: var(--step-2);
  line-height: 1.65;
  color: var(--ink);
}

@media (min-width: 700px) {
  .page-products .cl-download__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-products .cl-download {
    grid-template-columns: minmax(0, 1fr) 296px;
    align-items: start;
  }
}

/* ---------- 05 版本记录 ---------- */
.page-products .cl-log {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .cl-log__rail {
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 2px 2px 12px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .cl-log__rail::-webkit-scrollbar {
  height: 3px;
}

.page-products .cl-log__rail::-webkit-scrollbar-thumb {
  background: var(--rule);
}

.page-products .cl-log__item {
  flex: 0 0 min(78vw, 300px);
  display: flex;
  scroll-snap-align: start;
}

.page-products .cl-log__card {
  display: grid;
  gap: 8px;
  align-content: start;
  width: 100%;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--ink);
}

.page-products .cl-log__item:first-child .cl-log__card {
  background: var(--lime-soft);
  border-left-color: var(--forest);
}

.page-products .cl-log__ver {
  margin: 0;
  font-size: var(--step-3);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-products .cl-log__card .tag {
  justify-self: start;
}

.page-products .cl-log__media {
  margin: 0;
}

@media (min-width: 1000px) {
  .page-products .cl-log {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
  }

  .page-products .cl-log__media {
    position: sticky;
    top: 96px;
  }
}

.page-products .cl-log__more {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--grey);
}

/* ---------- 06 疑问去处 ---------- */
.page-products .cl-help {
  display: grid;
  gap: var(--cl-gap);
}

.page-products .cl-help__card {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 24px 22px;
  background: var(--paper);
  border: 1px solid var(--rule);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-products .cl-help__card:hover {
  border-color: var(--ink);
  background: var(--lime-soft);
  transform: translateY(-2px);
}

.page-products .cl-help__no {
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-products .cl-help__card h3 {
  margin: 0;
  font-size: var(--step-4);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-products .cl-help__card p {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--grey);
}

.page-products .cl-help__go {
  margin-top: 6px;
  font-size: var(--step-2);
  font-weight: 700;
  color: var(--ink);
}

@media (min-width: 760px) {
  .page-products .cl-help {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 右侧旁注 ---------- */
.page-products .cl-aside {
  display: grid;
  gap: var(--cl-gap);
  align-content: start;
}

.page-products .cl-aside__box {
  padding: 18px 16px;
  background: var(--paper);
  border: 1px solid var(--rule);
}

.page-products .cl-aside__title {
  margin: 0 0 12px;
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--grey);
}

.page-products .cl-aside__list {
  margin: 0;
  display: grid;
  gap: 8px;
}

.page-products .cl-aside__row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--rule);
  font-size: var(--step-2);
}

.page-products .cl-aside__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .cl-aside__row dt {
  color: var(--grey);
}

.page-products .cl-aside__row dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
}

.page-products .cl-aside__btn {
  margin-top: 14px;
  width: 100%;
  text-align: center;
}

.page-products .cl-aside__box--ink {
  background: var(--forest);
  border-color: var(--forest);
}

.page-products .cl-aside__box--ink .cl-aside__title {
  color: var(--lime);
}

.page-products .cl-aside__text {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: rgba(252, 251, 247, 0.82);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cl-dl,
  .page-products .cl-help__card,
  .page-products .cl-index__link {
    transition: none;
  }

  .page-products .cl-dl:hover,
  .page-products .cl-help__card:hover {
    transform: none;
  }
}