.page-products {
  --dl-line: rgba(212, 169, 74, 0.3);
  --dl-line-soft: rgba(212, 169, 74, 0.16);
  --dl-body: rgba(244, 240, 230, 0.84);
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

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

.page-products .dl-fig img,
.page-products .dl-install__fig img,
.page-products .dl-records__fig img,
.page-products .dl-env__fig img,
.page-products .dl-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- hero ---------- */

.page-products .dl-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 52px;
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(28, 90, 67, 0.92) 0%, rgba(11, 43, 34, 0) 62%),
    linear-gradient(165deg, var(--ink) 0%, var(--ink-2) 58%, var(--felt) 100%);
  border-bottom: var(--line-w) solid var(--dl-line);
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -46%;
  width: 76%;
  height: 92%;
  background: repeating-linear-gradient(
    135deg,
    rgba(212, 169, 74, 0.1) 0 10px,
    transparent 10px 26px
  );
  transform: rotate(-8deg);
  pointer-events: none;
}

.page-products .dl-hero__inner {
  position: relative;
  z-index: 2;
}

.page-products .dl-hero__crumbs {
  margin-bottom: 22px;
}

.page-products .dl-hero__grid {
  display: grid;
  gap: 30px;
}

.page-products .dl-hero__title {
  margin: 12px 0 0;
  font-size: clamp(2.5rem, 9.5vw, 5.2rem);
  font-weight: 900;
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: var(--cream);
}

.page-products .dl-hero__title em {
  font-style: normal;
  color: var(--gold);
}

.page-products .dl-hero__lede {
  margin-top: 18px;
  max-width: 44ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--dl-body);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.page-products .dl-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  color: rgba(244, 240, 230, 0.7);
}

.page-products .dl-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.page-products .dl-hero__facts .sk-mono {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--brass);
}

.page-products .dl-hero__media {
  position: relative;
  margin: 0;
  border: 3px solid var(--gold);
  background: var(--ink-2);
  box-shadow: var(--shadow-hard);
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.page-products .dl-hero__media::after {
  content: "第 3 版说明";
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 8px 12px;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  z-index: 3;
}

@media (min-width: 900px) {
  .page-products .dl-hero {
    padding: 34px 0 76px;
  }

  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: center;
    gap: 46px;
  }
}

/* ---------- band ---------- */

.page-products .dl-band {
  padding: 52px 0;
  border-bottom: var(--line-w) solid var(--dl-line-soft);
}

.page-products .dl-band:nth-of-type(even) {
  background: var(--ink-2);
}

.page-products .dl-head .sk-h2 {
  margin: 10px 0 0;
}

.page-products .dl-head .sk-lede {
  margin-top: 14px;
  max-width: 62ch;
  color: var(--dl-body);
}

@media (min-width: 900px) {
  .page-products .dl-band {
    padding: 78px 0;
  }
}

/* ---------- versions ---------- */

.page-products .dl-ver-grid {
  display: grid;
  gap: 20px;
  margin-top: 34px;
}

.page-products .dl-ver {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 22px 24px;
  background: var(--ink-2);
  border: var(--line-w) solid var(--dl-line);
  box-shadow: var(--shadow-mid);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .dl-ver:hover {
  border-color: var(--gold);
  transform: translate(-1px, -1px);
}

.page-products .dl-ver--new {
  background: linear-gradient(180deg, var(--felt) 0%, var(--ink-2) 78%);
  border-color: var(--gold);
}

.page-products .dl-ver__no {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--brass);
}

.page-products .dl-ver .sk-h3 {
  margin: 0;
}

.page-products .dl-ver__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--dl-body);
}

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

.page-products .dl-ver__list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(244, 240, 230, 0.8);
}

.page-products .dl-ver__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 9px;
  height: 2px;
  background: var(--gold);
}

.page-products .dl-ver__cta {
  align-self: flex-start;
  margin-top: auto;
}

.page-products .dl-fig {
  margin: 34px 0 0;
  border: var(--line-w) solid var(--dl-line);
  background: var(--ink);
  box-shadow: var(--shadow-mid);
}

.page-products .dl-fig .sk-figure__cap,
.page-products .dl-install__fig .sk-figure__cap,
.page-products .dl-records__fig .sk-figure__cap,
.page-products .dl-env__fig .sk-figure__cap {
  padding: 12px 14px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(244, 240, 230, 0.66);
  border-top: var(--line-w) solid var(--dl-line-soft);
}

@media (min-width: 860px) {
  .page-products .dl-ver-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }

  .page-products .dl-ver {
    padding: 32px 28px 28px;
  }
}

/* ---------- install ---------- */

.page-products .dl-install__layout {
  display: grid;
  gap: 30px;
  margin-top: 34px;
}

.page-products .dl-path {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: dl-step;
}

.page-products .dl-path .sk-path__item {
  position: relative;
  counter-increment: dl-step;
  padding: 20px 18px 20px 62px;
  background: rgba(28, 90, 67, 0.34);
  border: var(--line-w) solid var(--dl-line-soft);
  margin-bottom: 14px;
}

.page-products .dl-path .sk-path__item::before {
  content: "0" counter(dl-step);
  position: absolute;
  left: 16px;
  top: 20px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
}

.page-products .dl-path .sk-path__item:last-child {
  margin-bottom: 0;
}

.page-products .dl-path .sk-path__title {
  margin: 0 0 6px;
}

.page-products .dl-path .sk-path__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--dl-body);
}

.page-products .dl-install__fig {
  margin: 0;
  border: var(--line-w) solid var(--dl-line);
  background: var(--ink);
  box-shadow: var(--shadow-mid);
  align-self: start;
}

.page-products .dl-fold-group {
  margin-top: 30px;
  display: grid;
  gap: 12px;
}

.page-products .dl-fold {
  border: var(--line-w) solid var(--dl-line);
  background: var(--ink-2);
}

.page-products .dl-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.97rem;
  color: var(--cream);
  list-style: none;
  transition: color 0.2s var(--ease);
}

.page-products .dl-fold > summary::-webkit-details-marker {
  display: none;
}

.page-products .dl-fold > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gold);
}

.page-products .dl-fold[open] > summary {
  color: var(--gold);
  border-bottom: var(--line-w) solid var(--dl-line-soft);
}

.page-products .dl-fold[open] > summary::after {
  content: "–";
}

.page-products .dl-fold__body {
  padding: 16px 18px 20px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--dl-body);
}

@media (min-width: 900px) {
  .page-products .dl-install__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 42px;
    align-items: start;
  }
}

/* ---------- records ---------- */

.page-products .dl-records__layout {
  display: grid;
  gap: 30px;
  margin-top: 34px;
}

.page-products .dl-timeline {
  display: grid;
  gap: 0;
  border-left: var(--line-w) solid var(--dl-line);
  padding-left: 0;
}

.page-products .dl-tl-item {
  position: relative;
  padding: 0 0 28px 28px;
}

.page-products .dl-tl-item:last-child {
  padding-bottom: 0;
}

.page-products .dl-tl-item::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 5px;
  width: 16px;
  height: 16px;
  background: var(--ink);
  border: var(--line-w) solid var(--gold);
  transform: rotate(45deg);
}

.page-products .dl-tl-item--live::before {
  background: var(--gold);
}

.page-products .dl-tl-ver {
  margin: 0 0 8px;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--rock);
}

.page-products .dl-tl-item--live .dl-tl-ver {
  color: var(--brass);
}

.page-products .dl-tl-item .sk-h3 {
  margin: 0 0 8px;
}

.page-products .dl-tl-text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--dl-body);
}

.page-products .dl-records__fig {
  margin: 0;
  border: var(--line-w) solid var(--dl-line);
  background: var(--ink);
  box-shadow: var(--shadow-mid);
  align-self: start;
}

@media (min-width: 900px) {
  .page-products .dl-records__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }
}

/* ---------- env ---------- */

.page-products .dl-env-layout {
  display: grid;
  gap: 30px;
  margin-top: 34px;
}

.page-products .dl-env {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--line-w) solid var(--dl-line);
}

.page-products .dl-env__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: var(--line-w) solid var(--dl-line-soft);
}

.page-products .dl-env__k {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .dl-env__v {
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--dl-body);
}

.page-products .dl-env__fig {
  margin: 0;
  border: var(--line-w) solid var(--dl-line);
  background: var(--ink);
  box-shadow: var(--shadow-mid);
  align-self: start;
}

@media (min-width: 700px) {
  .page-products .dl-env__row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-products .dl-env-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 44px;
    align-items: start;
  }
}

/* ---------- checklist ---------- */

.page-products .dl-check-band {
  background: var(--ink-2);
}

.page-products .dl-check {
  display: grid;
  gap: 14px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-check__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 18px 16px;
  background: rgba(11, 43, 34, 0.72);
  border: var(--line-w) solid var(--dl-line-soft);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .dl-check__item:hover {
  border-color: var(--gold);
  transform: translate(-1px, -1px);
}

.page-products .dl-check__idx {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  background: var(--gold);
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 700;
}

.page-products .dl-check__item .sk-h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.page-products .dl-check__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: rgba(244, 240, 230, 0.78);
}

@media (min-width: 720px) {
  .page-products .dl-check {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

/* ---------- outro ---------- */

.page-products .dl-outro {
  padding: 54px 0 62px;
  background:
    linear-gradient(140deg, var(--felt) 0%, var(--ink-2) 52%, var(--ink) 100%);
  border-top: var(--line-w) solid var(--gold);
}

.page-products .dl-outro__inner {
  display: grid;
  gap: 30px;
}

.page-products .dl-outro .sk-h2 {
  margin: 10px 0 0;
}

.page-products .dl-outro__copy p {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 0.98rem;
  line-height: 1.82;
  color: var(--dl-body);
}

.page-products .dl-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.page-products .dl-outro__aside {
  padding: 20px 18px;
  background: rgba(11, 43, 34, 0.78);
  border: var(--line-w) solid var(--dl-line);
  box-shadow: var(--shadow-mid);
}

.page-products .dl-outro__label {
  margin: 0 0 10px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .dl-outro__code {
  margin: 0;
  padding: 12px 14px;
  background: var(--ink);
  border: var(--line-w) dashed var(--dl-line);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--brass);
  word-break: break-all;
}

.page-products .dl-outro__hint {
  margin: 14px 0 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: rgba(244, 240, 230, 0.76);
}

.page-products .dl-outro__hint a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .dl-outro__hint a:hover {
  color: var(--brass);
}

@media (min-width: 900px) {
  .page-products .dl-outro {
    padding: 76px 0 86px;
  }

  .page-products .dl-outro__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: center;
  }
}
</br>
</br>