.page-products {
  --dl-cut: 20px;
  --dl-gap: clamp(22px, 4vw, 52px);
  --dl-pad: clamp(18px, 3.2vw, 34px);
  background: var(--ub-paper);
  color: var(--ub-ink);
  font-family: var(--ub-font-body);
}

.page-products .page-shell {
  max-width: var(--ub-max);
  margin-inline: auto;
  padding-inline: var(--ub-gutter);
  padding-block: clamp(10px, 1.8vw, 18px) clamp(56px, 8vw, 104px);
}

.page-products a {
  color: var(--ub-deep);
}

/* 面包屑 */
.page-products .breadcrumb {
  padding-block: 6px 0;
}
.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--ub-font-mono);
  font-size: 12.5px;
  color: var(--ub-violet);
}
.page-products .breadcrumb__item a {
  color: var(--ub-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ub-line);
}
.page-products .breadcrumb__item a:hover,
.page-products .breadcrumb__item a:focus-visible {
  border-bottom-color: var(--ub-gold);
}
.page-products .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--ub-stone);
}

/* 首屏 */
.page-products .dl-hero {
  display: grid;
  gap: var(--dl-gap);
  padding-block: clamp(22px, 4vw, 42px) clamp(34px, 5.5vw, 66px);
  border-bottom: 1px solid var(--ub-line);
}

.page-products .dl-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  padding: 7px 14px 7px 11px;
  font-family: var(--ub-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--ub-deep);
  background: var(--ub-paper-light);
  border: 1px solid var(--ub-line);
  border-left: 3px solid var(--ub-gold);
}
.page-products .dl-eyebrow__dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--ub-teal);
  box-shadow: 0 0 0 3px rgba(0, 194, 168, 0.18);
}

.page-products .dl-hero h1 {
  margin: 0 0 18px;
  font-family: var(--ub-font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 7.2vw, 54px);
  line-height: 1.08;
  color: var(--ub-ink);
  text-wrap: balance;
}

.page-products .dl-lead {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 34em;
  font-size: clamp(16px, 2.1vw, 17.5px);
  line-height: 1.8;
  color: var(--ub-moss);
}

/* 版本卡片 */
.page-products .dl-vcard {
  background: var(--ub-deep);
  color: var(--ub-paper);
  padding: var(--dl-pad) calc(var(--dl-pad) + 6px) calc(var(--dl-pad) + 16px) var(--dl-pad);
  clip-path: polygon(
    0 0,
    calc(100% - var(--dl-cut)) 0,
    100% var(--dl-cut),
    100% 100%,
    var(--dl-cut) 100%,
    0 calc(100% - var(--dl-cut))
  );
}
.page-products .dl-vcard__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 14px;
  padding-block: 11px;
  border-bottom: 1px solid var(--ub-line-light);
}
.page-products .dl-vcard__row:first-child {
  padding-top: 0;
}
.page-products .dl-vcard__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-products .dl-vcard__k {
  font-family: var(--ub-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ub-teal);
}
.page-products .dl-vcard__v {
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ub-paper);
  overflow-wrap: break-word;
}
.page-products .dl-vcard__v--code {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: clamp(17px, 2.8vw, 21px);
  letter-spacing: 0.02em;
  color: var(--ub-gold);
  user-select: all;
}

.page-products .dl-hero__media {
  margin: 0;
}
.page-products .media-frame {
  position: relative;
  overflow: hidden;
  background: var(--ub-stone);
  border: 1px solid var(--ub-line-soft);
}
.page-products .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .media-frame__caption {
  display: block;
  padding: 10px 14px;
  font-family: var(--ub-font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ub-moss);
  background: var(--ub-paper-light);
  border-top: 1px solid var(--ub-line-soft);
}

/* 章节通用 */
.page-products .dl-section {
  padding-block: clamp(34px, 6vw, 72px);
  border-bottom: 1px solid var(--ub-line-soft);
}
.page-products .dl-section:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .dl-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 14px;
  margin-bottom: clamp(20px, 3.4vw, 34px);
}
.page-products .dl-head__num {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: clamp(13px, 2vw, 15px);
  letter-spacing: 0.08em;
  color: var(--ub-teal);
  padding-top: 4px;
}
.page-products .dl-head h2 {
  margin: 0;
  font-family: var(--ub-font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(22px, 4.2vw, 36px);
  line-height: 1.2;
  color: var(--ub-ink);
  text-wrap: balance;
}
.page-products .dl-head__note {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  max-width: 46em;
  font-size: clamp(14px, 1.9vw, 16px);
  line-height: 1.78;
  color: var(--ub-moss);
}

/* 01 三样东西 */
.page-products .dl-checks {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .dl-check {
  padding: 18px 20px 20px;
  background: var(--ub-paper-light);
  border-top: 2px solid var(--ub-teal);
}
.page-products .dl-check__idx {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ub-violet);
}
.page-products .dl-check__title {
  margin: 0 0 8px;
  font-family: var(--ub-font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.35;
  color: var(--ub-ink);
}
.page-products .dl-check__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ub-moss);
}
.page-products .dl-check__code {
  padding: 1px 5px;
  background: rgba(11, 61, 145, 0.07);
  color: var(--ub-deep);
  font-size: 13px;
  white-space: nowrap;
}

/* 02 版本矩阵 */
.page-products .dl-matrix {
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
  margin-bottom: clamp(22px, 3.6vw, 36px);
}
.page-products .dl-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: calc(var(--dl-pad) + 8px) var(--dl-pad) var(--dl-pad);
  background: var(--ub-paper-light);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - 18px),
    calc(100% - 18px) 100%,
    0 100%
  );
  box-shadow: inset 0 0 0 1px var(--ub-line-soft);
}
.page-products .dl-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--ub-teal);
}
.page-products .dl-card--mini::before {
  background: var(--ub-violet);
}
.page-products .dl-card--fav::before {
  background: var(--ub-clay);
}
.page-products .dl-card .tag {
  align-self: flex-start;
}
.page-products .dl-card__code {
  margin: 0;
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--ub-violet);
  overflow-wrap: anywhere;
}
.page-products .dl-card__title {
  margin: 0;
  font-family: var(--ub-font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 21px);
  line-height: 1.3;
  color: var(--ub-ink);
}
.page-products .dl-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ub-moss);
}
.page-products .dl-card__list {
  margin: auto 0 0;
  padding: 12px 0 0;
  list-style: none;
  border-top: 1px dashed var(--ub-line);
  display: grid;
  gap: 6px;
}
.page-products .dl-card__list li {
  font-family: var(--ub-font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ub-deep);
}
.page-products .dl-matrix__media {
  margin: 0;
}

/* 03 小屏与收藏 */
.page-products .dl-split {
  display: grid;
  gap: clamp(20px, 3.4vw, 40px);
  margin-bottom: clamp(30px, 5vw, 52px);
}
.page-products .dl-split__title {
  margin: 0 0 12px;
  font-family: var(--ub-font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.8vw, 24px);
  line-height: 1.3;
  color: var(--ub-ink);
}
.page-products .dl-split__text p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ub-moss);
}
.page-products .dl-split__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-products .dl-split__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ub-ink);
}
.page-products .dl-split__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--ub-teal);
  transform: rotate(45deg);
}
.page-products .dl-split__list strong {
  font-family: var(--ub-font-display);
  font-weight: 700;
  color: var(--ub-deep);
}
.page-products .dl-split__media {
  margin: 0;
}

.page-products .dl-fav {
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--ub-line-soft);
}
.page-products .dl-fav__title {
  margin: 0 0 8px;
  font-family: var(--ub-font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.8vw, 24px);
  line-height: 1.3;
  color: var(--ub-ink);
}
.page-products .dl-fav__intro {
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ub-moss);
}
.page-products .dl-fav__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  list-style: none;
}
.page-products .dl-fav__grid > li {
  min-width: 0;
}
.page-products .dl-fav__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  height: 100%;
  padding: 12px 12px 13px;
  text-decoration: none;
  background: var(--ub-stone);
  border-left: 2px solid transparent;
  transition: border-color 0.28s var(--ub-ease), transform 0.28s var(--ub-ease);
}
.page-products .dl-fav__item:hover,
.page-products .dl-fav__item:focus-visible {
  border-left-color: var(--ub-gold);
  transform: translateY(-3px);
}
.page-products .dl-fav__item:focus-visible {
  outline: 2px solid var(--ub-teal);
  outline-offset: 2px;
}
.page-products .dl-fav__idx {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ub-violet);
}
.page-products .dl-fav__name {
  font-family: var(--ub-font-display);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.35;
  color: var(--ub-deep);
}
.page-products .dl-fav__desc {
  font-size: 12px;
  line-height: 1.5;
  color: var(--ub-moss);
}
.page-products .dl-fav__media {
  margin: 0;
}

/* 04 安装三步 */
.page-products .dl-steps {
  display: grid;
  gap: 6px;
  margin: 0 0 clamp(22px, 3.4vw, 34px);
  padding: 0;
  list-style: none;
}
.page-products .dl-step {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2.4vw, 22px);
  align-items: start;
  padding: clamp(16px, 2.6vw, 22px) calc(var(--dl-pad) + 18px) clamp(16px, 2.6vw, 22px) clamp(16px, 2.8vw, 26px);
  background: var(--ub-paper-light);
  clip-path: polygon(0 0, 100% 0, calc(100% - 16px) 100%, 0 100%);
  box-shadow: inset 3px 0 0 0 var(--ub-teal);
}
.page-products .dl-step__num {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: clamp(18px, 2.6vw, 22px);
  line-height: 1.2;
  color: var(--ub-gold);
}
.page-products .dl-step__title {
  margin: 0 0 6px;
  font-family: var(--ub-font-display);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.35;
  color: var(--ub-ink);
}
.page-products .dl-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ub-moss);
}
.page-products .dl-step__text a {
  color: var(--ub-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ub-teal);
}
.page-products .dl-step__text a:hover,
.page-products .dl-step__text a:focus-visible {
  border-bottom-color: var(--ub-gold);
}
.page-products .dl-steps__media {
  margin: 0 0 clamp(22px, 3.4vw, 34px);
}

/* 误装提示手风琴 */
.page-products .dl-acc {
  border-top: 1px solid var(--ub-line);
}
.page-products .dl-acc__item {
  border-bottom: 1px solid var(--ub-line);
}
.page-products .dl-acc__item summary {
  position: relative;
  padding: 15px 40px 15px 0;
  list-style: none;
  cursor: pointer;
  font-family: var(--ub-font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ub-ink);
}
.page-products .dl-acc__item summary::-webkit-details-marker {
  display: none;
}
.page-products .dl-acc__item summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--ub-font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--ub-teal);
}
.page-products .dl-acc__item[open] summary::after {
  content: "−";
}
.page-products .dl-acc__item summary:focus-visible {
  outline: 2px solid var(--ub-teal);
  outline-offset: 2px;
}
.page-products .dl-acc__item p {
  margin: 0 0 18px;
  padding-right: 20px;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ub-moss);
}
.page-products .dl-acc__item p a {
  color: var(--ub-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ub-teal);
}

/* 05 批次更新 */
.page-products .dl-batch {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  padding: var(--dl-pad) calc(var(--dl-pad) + 8px) calc(var(--dl-pad) + 14px) var(--dl-pad);
  background: var(--ub-deep-dark);
  color: var(--ub-paper);
  clip-path: polygon(
    0 var(--dl-cut),
    var(--dl-cut) 0,
    100% 0,
    100% calc(100% - var(--dl-cut)),
    calc(100% - var(--dl-cut)) 100%,
    0 100%
  );
}
.page-products .dl-batch__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 5px 12px;
  font-family: var(--ub-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--ub-deep-dark);
  background: var(--ub-gold);
}
.page-products .dl-batch__intro p {
  margin: 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(246, 241, 231, 0.82);
}
.page-products .dl-batch__code {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  color: var(--ub-gold);
  overflow-wrap: anywhere;
}
.page-products .dl-batch__list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .dl-batch__list li {
  padding-top: 14px;
  border-top: 1px solid var(--ub-line-light);
}
.page-products .dl-batch__list h3 {
  margin: 0 0 6px;
  font-family: var(--ub-font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.35;
  color: var(--ub-paper);
}
.page-products .dl-batch__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(246, 241, 231, 0.72);
}

/* 06 反馈 */
.page-products .dl-feedback__grid {
  display: grid;
  gap: clamp(20px, 3.4vw, 40px);
}
.page-products .dl-feedback__main p {
  margin: 0 0 14px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ub-moss);
}
.page-products .dl-feedback__mail {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  font-size: clamp(14px, 2vw, 16px);
  color: var(--ub-deep);
  overflow-wrap: anywhere;
  user-select: all;
}
.page-products .dl-feedback__phone {
  font-size: 14.5px;
  color: var(--ub-ink);
}
.page-products .dl-feedback__phone .mono {
  font-family: var(--ub-font-mono);
  font-weight: 700;
  color: var(--ub-deep);
  user-select: all;
}
.page-products .dl-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}
.page-products .dl-feedback__tips {
  display: grid;
  gap: 10px;
  align-content: start;
  margin: 0;
  padding: 20px 20px 22px;
  list-style: none;
  background: var(--ub-stone);
  border-left: 3px solid var(--ub-clay);
}
.page-products .dl-feedback__tips li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ub-ink);
}
.page-products .dl-feedback__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background: var(--ub-clay);
}

/* 平板与桌面 */
@media (min-width: 700px) {
  .page-products .dl-checks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .dl-fav__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .dl-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }
  .page-products .dl-step {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }
  .page-products .dl-batch {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }
  .page-products .dl-batch__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 940px) {
  .page-products .dl-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
  }
  .page-products .dl-head {
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 20px;
  }
  .page-products .dl-head__note {
    grid-column: 2;
  }
  .page-products .dl-matrix {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-products .dl-matrix > .dl-card:nth-child(2) {
    margin-top: 38px;
  }
  .page-products .dl-matrix > .dl-card:nth-child(3) {
    margin-top: 16px;
  }
  .page-products .dl-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
  .page-products .dl-split__media {
    margin-top: 6px;
  }
  .page-products .dl-fav__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .dl-feedback__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 1120px) {
  .page-products .dl-vcard {
    max-width: 560px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-fav__item {
    transition: none;
  }
  .page-products .dl-fav__item:hover,
  .page-products .dl-fav__item:focus-visible {
    transform: none;
  }
}
</page_css>