.page-products {
  --dl-pad-y: clamp(2.75rem, 6vw, 4.75rem);
  --dl-gap: clamp(1.25rem, 3vw, 2.25rem);
  overflow-x: hidden;
}

.page-products .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-products h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-h2);
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 0 0 0.85rem;
}

.page-products h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-products .dl-crumb {
  background: var(--bone);
  color: var(--ink);
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--hairline);
}

.page-products .dl-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--milan-red);
  margin-bottom: 0.6rem;
}

.page-products .dl-num--light {
  color: var(--sky);
}

.page-products .dl-section-head {
  max-width: 62ch;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .dl-section-head p {
  color: var(--ridge);
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--bone);
  padding-block: clamp(2.25rem, 5vw, 3.5rem) clamp(2.75rem, 7vw, 5rem);
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -18%;
  right: -28%;
  width: 78%;
  height: 150%;
  background: linear-gradient(155deg, var(--milan-red), var(--milan-red-deep));
  transform: rotate(15deg);
  opacity: 0.86;
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: auto 0 0 0;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--sky) 0%,
    var(--teal) 24%,
    var(--yellow) 50%,
    var(--ember) 74%,
    var(--milan-red) 100%
  );
}

.page-products .dl-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--dl-gap);
  align-items: center;
}

.page-products .dl-hero .eyebrow {
  color: var(--yellow);
}

.page-products .dl-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 5.2vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--bone);
  margin: 0.6rem 0 1rem;
  max-width: 22ch;
}

.page-products .dl-hero .lede {
  color: rgba(245, 241, 232, 0.84);
  margin: 0;
  max-width: 46ch;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.page-products .dl-hero__meta {
  list-style: none;
  margin: 2rem 0 0;
  padding: 1.1rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.9rem;
  border-top: 1px solid var(--hairline-light);
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.68);
}

.page-products .dl-hero__meta .mono {
  display: block;
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  font-weight: 700;
  color: var(--bone);
  margin-bottom: 0.15rem;
}

.page-products .dl-hero__device {
  display: flex;
  justify-content: center;
}

.page-products .dl-device {
  position: relative;
  width: min(100%, 460px);
  padding: 0.6rem;
  border: 1px solid var(--hairline-light);
  border-radius: 14px;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.12), rgba(22, 35, 58, 0.9));
  transform: rotate(-2.2deg);
  box-shadow: 1.1rem 1.1rem 0 -0.4rem rgba(16, 17, 20, 0.55);
}

.page-products .dl-device .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 9px;
  object-fit: cover;
}

.page-products .dl-device__badge {
  position: absolute;
  left: -0.6rem;
  bottom: 1.2rem;
  padding: 0.35rem 0.7rem;
  background: var(--yellow);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 2px;
  transform: rotate(2.2deg);
  box-shadow: 4px 4px 0 rgba(16, 17, 20, 0.45);
}

/* ---------- 平台选择 ---------- */
.page-products .dl-platforms {
  background: var(--bone);
  color: var(--ink);
  padding-block: var(--dl-pad-y);
}

.page-products .dl-platforms__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
}

.page-products .dl-plat {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.page-products .dl-plat::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: var(--milan-red);
}

.page-products .dl-plat:nth-child(2)::before {
  background: var(--sky);
}

.page-products .dl-plat:nth-child(3)::before {
  background: var(--teal);
}

.page-products .dl-plat .card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
}

.page-products .dl-plat h3 {
  margin: 0;
  font-size: var(--fs-h3);
}

.page-products .dl-plat p {
  margin: 0;
  color: var(--ridge);
  font-size: var(--fs-sm);
}

.page-products .dl-spec {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
}

.page-products .dl-spec > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.55rem;
  border-top: 1px dashed var(--hairline);
}

.page-products .dl-spec dt {
  color: var(--ridge);
  font-size: var(--fs-sm);
}

.page-products .dl-spec dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--ink);
  text-align: right;
}

.page-products .dl-plat__cta {
  align-self: flex-start;
  margin-top: 1.15rem;
}

/* ---------- 稳定版特性 ---------- */
.page-products .dl-features {
  background: linear-gradient(180deg, var(--night) 0%, #101a2c 100%);
  color: var(--bone);
  padding-block: var(--dl-pad-y);
}

.page-products .dl-features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
  align-items: start;
}

.page-products .dl-features h2 {
  color: var(--bone);
}

.page-products .dl-features p {
  color: rgba(245, 241, 232, 0.82);
  margin: 0 0 1rem;
}

.page-products .dl-points {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-products .dl-points li {
  position: relative;
  padding-left: 1.4rem;
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.86);
}

.page-products .dl-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--yellow);
  border-radius: 1px;
}

.page-products .dl-features__figure {
  margin: 0;
}

.page-products .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-products .media-frame__caption {
  margin-top: 0.6rem;
  font-size: var(--fs-sm);
  color: var(--ridge);
}

.page-products .dl-features .media-frame__caption,
.page-products .dl-live .media-frame__caption {
  color: rgba(245, 241, 232, 0.62);
}

.page-products .dl-bars {
  margin-top: clamp(2rem, 5vw, 3rem);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--hairline-light);
  border: 1px solid var(--hairline-light);
}

.page-products .dl-bars > div {
  background: var(--night);
  padding: 1.25rem 1rem;
}

.page-products .dl-bar__num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  font-weight: 800;
  color: var(--sky);
  margin-bottom: 0.35rem;
}

.page-products .dl-bar__lab {
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.7);
}

/* ---------- 安装步骤 ---------- */
.page-products .dl-steps {
  background: var(--bone);
  color: var(--ink);
  padding-block: var(--dl-pad-y);
}

.page-products .dl-steps__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
  align-items: start;
}

.page-products .dl-steps__figure {
  margin: 0;
}

.page-products .dl-steps__list ol {
  list-style: none;
  counter-reset: dlstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .dl-steps__list li {
  counter-increment: dlstep;
  position: relative;
  padding: 1.1rem 1.1rem 1.1rem 3.6rem;
  background: var(--paper-white);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  color: var(--ridge);
}

.page-products .dl-steps__list li strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1rem;
  color: var(--ink);
}

.page-products .dl-steps__list li::before {
  content: counter(dlstep, decimal-leading-zero);
  position: absolute;
  left: 1.05rem;
  top: 1.1rem;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--milan-red);
}

.page-products .dl-details {
  margin-top: 1.25rem;
  padding: 0.9rem 1.1rem;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--hairline);
  border-left: 4px solid var(--milan-red);
  border-radius: var(--radius);
}

.page-products .dl-details summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--ink);
}

.page-products .dl-details summary:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 3px;
}

.page-products .dl-details p {
  margin: 0.75rem 0 0;
  font-size: var(--fs-sm);
  color: var(--ridge);
}

.page-products .dl-steps__note {
  margin: 1.1rem 0 0;
  font-size: var(--fs-sm);
  color: var(--milan-red-deep);
  padding-left: 0.9rem;
  border-left: 3px solid var(--yellow);
}

/* ---------- 直播预约 ---------- */
.page-products .dl-live {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--bone);
  padding-block: var(--dl-pad-y);
}

.page-products .dl-live::before {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -42%;
  width: 62%;
  height: 130%;
  background: radial-gradient(circle at 50% 50%, rgba(200, 16, 46, 0.42), transparent 66%);
  pointer-events: none;
}

.page-products .dl-live__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
  align-items: center;
}

.page-products .dl-live h2 {
  color: var(--bone);
}

.page-products .dl-live p {
  color: rgba(245, 241, 232, 0.82);
}

.page-products .dl-flow {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  counter-reset: dlflow;
}

.page-products .dl-flow li {
  counter-increment: dlflow;
  padding: 0.45rem 0.75rem 0.45rem 1.9rem;
  position: relative;
  border: 1px solid var(--hairline-light);
  border-radius: 2px;
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.9);
}

.page-products .dl-flow li::before {
  content: counter(dlflow);
  position: absolute;
  left: 0.6rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--yellow);
}

.page-products .dl-live__hint {
  margin-top: 1.15rem;
  font-size: var(--fs-sm);
}

.page-products .dl-live .btn {
  margin-top: 1.4rem;
}

.page-products .dl-live__figure {
  margin: 0;
}

/* ---------- 版本演进 ---------- */
.page-products .dl-versions {
  background: var(--bone);
  color: var(--ink);
  padding-block: var(--dl-pad-y);
}

.page-products .dl-versions__rail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .dl-vercard {
  padding: 1.1rem;
  background: var(--paper-white);
  border: 1px solid var(--hairline);
  border-top: 4px solid var(--milan-red);
  border-radius: var(--radius);
}

.page-products .dl-vercard:nth-child(2) {
  border-top-color: var(--sky);
}

.page-products .dl-vercard:nth-child(3) {
  border-top-color: var(--teal);
}

.page-products .dl-vercard:nth-child(4) {
  border-top-color: var(--yellow);
}

.page-products .dl-vercard__tag {
  display: inline-block;
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ridge);
  margin-bottom: 0.5rem;
}

.page-products .dl-vercard strong {
  display: block;
  font-size: clamp(1.5rem, 3.2vw, 1.9rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1.1;
  margin-bottom: 0.6rem;
}

.page-products .dl-vercard p {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--ridge);
}

.page-products .dl-versions__note {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: clamp(1.5rem, 3vw, 2rem);
  border-top: 1px solid var(--hairline);
}

.page-products .dl-versions__note img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  display: block;
}

.page-products .dl-versions__note p {
  margin: 0;
  color: var(--ridge);
  font-size: var(--fs-sm);
}

/* ---------- 下载前检查与客服 ---------- */
.page-products .dl-support {
  background: var(--night);
  color: var(--bone);
  padding-block: var(--dl-pad-y);
}

.page-products .dl-support__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
  align-items: start;
}

.page-products .dl-support h2 {
  color: var(--bone);
}

.page-products .dl-check {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-products .dl-check li {
  position: relative;
  padding-left: 1.7rem;
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.86);
}

.page-products .dl-check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -0.05em;
  color: var(--teal);
  font-weight: 700;
}

.page-products .dl-support__links {
  margin: 1.5rem 0 0;
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.7);
}

.page-products .dl-support__links a {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
  margin: 0 0.2rem;
}

.page-products .dl-support__card {
  padding: 1.35rem;
  background: rgba(245, 241, 232, 0.06);
  border: 1px solid var(--hairline-light);
  border-left: 4px solid var(--yellow);
  border-radius: var(--radius);
}

.page-products .dl-support__card h3 {
  margin: 0 0 0.6rem;
  font-size: var(--fs-h3);
  color: var(--bone);
}

.page-products .dl-support__card p {
  margin: 0;
  font-size: var(--fs-sm);
  color: rgba(245, 241, 232, 0.78);
}

.page-products .dl-contact {
  display: grid;
  gap: 0.7rem;
  margin: 1.15rem 0 1.35rem;
}

.page-products .dl-contact > div {
  padding-top: 0.6rem;
  border-top: 1px solid var(--hairline-soft);
}

.page-products .dl-contact dt {
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  color: rgba(245, 241, 232, 0.55);
  margin-bottom: 0.25rem;
}

.page-products .dl-contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--bone);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .dl-versions__rail {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

  .page-products .dl-bars {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .dl-versions__note {
    grid-template-columns: 170px 1fr;
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(2rem, 5vw, 3.5rem);
  }

  .page-products .dl-features__grid {
    grid-template-columns: 1fr 1.05fr;
    gap: clamp(2rem, 5vw, 3.25rem);
  }

  .page-products .dl-steps__grid {
    grid-template-columns: 0.72fr 1.28fr;
    gap: clamp(2rem, 5vw, 3.25rem);
  }

  .page-products .dl-live__grid {
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 3.25rem);
  }

  .page-products .dl-support__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 5vw, 3.25rem);
  }
}

@media (min-width: 1000px) {
  .page-products .dl-versions__rail {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .dl-plat:nth-child(2) {
    transform: translateY(-1.1rem);
  }
}

@media (max-width: 899px) {
  .page-products .dl-hero::before {
    top: auto;
    bottom: -18%;
    right: -34%;
    width: 92%;
    height: 78%;
    transform: rotate(12deg);
    opacity: 0.4;
  }

  .page-products .dl-device {
    transform: rotate(-1.2deg);
    box-shadow: 0.7rem 0.7rem 0 -0.3rem rgba(16, 17, 20, 0.5);
  }
}

@media (max-width: 479px) {
  .page-products .dl-hero__actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-products .dl-spec > div {
    align-items: baseline;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-device,
  .page-products .dl-device__badge,
  .page-products .dl-plat:nth-child(2) {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>