.page-products {
  --dl-line: rgba(155, 170, 184, 0.28);
  --dl-gap: clamp(18px, 3vw, 34px);
  --dl-rhythm: clamp(46px, 7vw, 88px);
}

.page-products .dl-section {
  padding-block: var(--dl-rhythm);
}

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

.page-products .dl-mono {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--cool);
  text-transform: uppercase;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  padding-block: clamp(18px, 3vw, 40px) clamp(8px, 2vw, 18px);
}

.page-products .dl-hero__grid {
  display: grid;
  gap: var(--dl-gap);
  align-items: start;
}

.page-products .dl-hero__intro h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 6vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0.35em 0 0.5em;
  color: var(--paper-white);
}

.page-products .dl-hero__lede {
  max-width: 38rem;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: clamp(0.98rem, 1.2vw, 1.06rem);
  line-height: 1.85;
  color: var(--cool);
}

.page-products .dl-specs {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--dl-line);
  border: 1px solid var(--dl-line);
}

.page-products .dl-specs > div {
  background: var(--ink-900);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-products .dl-specs dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--cool);
}

.page-products .dl-specs dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--paper-white);
}

/* ---------- 下载面板 ---------- */
.page-products .dl-download {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--dl-line);
  background: linear-gradient(165deg, #14324f 0%, var(--ink-800) 55%, var(--ink-900) 100%);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-products .dl-download::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--pulse), transparent);
  opacity: 0.85;
}

.page-products .dl-download::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(var(--dl-line) 1px, transparent 1px);
  background-size: 100% 24px;
  opacity: 0.08;
}

.page-products .dl-download > * {
  position: relative;
  z-index: 1;
}

.page-products .dl-download__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .dl-download__title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  line-height: 1.25;
  margin: 0 0 8px;
  color: var(--paper-white);
}

.page-products .dl-download__sub {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--cool);
}

.page-products .dl-size {
  display: flex;
  align-items: baseline;
  gap: 0.3em;
  margin: clamp(18px, 3vw, 26px) 0 4px;
}

.page-products .dl-size b {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 3.6rem);
  line-height: 0.95;
  color: var(--pulse);
  letter-spacing: -0.03em;
}

.page-products .dl-size__unit {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--pulse);
}

.page-products .dl-size__note {
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--cool);
}

.page-products .dl-checksum {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin: 16px 0 8px;
  padding-top: 14px;
  border-top: 1px dashed var(--rule);
}

.page-products .dl-checksum span {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: var(--signal);
}

.page-products .dl-checksum code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.7;
  letter-spacing: 0.05em;
  color: var(--paper);
  word-break: break-all;
  background: rgba(7, 26, 43, 0.6);
  padding: 4px 8px;
  border: 1px solid var(--dl-line);
}

.page-products .dl-hint {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--cool);
}

.page-products .dl-actions {
  display: grid;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 24px);
}

.page-products .dl-actions .px-btn {
  justify-content: center;
  width: 100%;
}

/* ---------- 图片 ---------- */
.page-products .dl-shot {
  margin: 0;
}

.page-products .dl-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--dl-line);
  background: var(--ink-800);
}

.page-products .dl-shot--hero img {
  aspect-ratio: 16 / 10;
}

.page-products .dl-shot--wide img {
  aspect-ratio: 2 / 1;
  margin-top: clamp(22px, 4vw, 38px);
}

.page-products .dl-shot--square img {
  aspect-ratio: 10 / 7;
}

/* ---------- 区块标题 ---------- */
.page-products .dl-head {
  max-width: 44rem;
  margin-bottom: clamp(20px, 3.5vw, 36px);
}

.page-products .dl-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.6vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0.32em 0 0.5em;
  color: var(--paper-white);
}

.page-products .dl-head > p:last-child {
  margin: 0;
  max-width: 40rem;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--cool);
}

.page-products .dl-head--paper h2 {
  color: var(--ink-900);
}

.page-products .dl-head--paper > p:last-child {
  color: #46586a;
}

.page-products .dl-head--paper .px-eyebrow {
  color: var(--archive);
}

/* ---------- 下载前确认 ---------- */
.page-products .dl-checkwrap {
  display: grid;
  gap: var(--dl-gap);
}

.page-products .dl-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--dl-line);
  border: 1px solid var(--dl-line);
}

.page-products .dl-check > li {
  background: var(--ink-900);
  padding: clamp(18px, 2.6vw, 26px);
}

.page-products .dl-no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--pulse);
}

.page-products .dl-check h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  line-height: 1.4;
  margin: 0.5em 0 0.45em;
  color: var(--paper-white);
}

.page-products .dl-check p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--cool);
}

/* ---------- 分段与步骤 ---------- */
.page-products .dl-tabs {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-products .px-segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .dl-panels {
  display: grid;
  gap: var(--dl-gap);
}

.page-products .dl-step {
  border-left: 2px solid var(--pulse);
  padding: 2px 0 2px clamp(16px, 2.4vw, 24px);
}

.page-products .dl-step h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.4;
  margin: 0 0 0.4em;
  color: var(--paper-white);
}

.page-products .dl-step__lead {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--cool);
}

.page-products .dl-step ul {
  list-style: none;
  padding: 0;
  margin: 0.85em 0 0;
  display: grid;
  gap: 0.55em;
}

.page-products .dl-step li {
  position: relative;
  padding-left: 1.1em;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--cool);
}

.page-products .dl-step li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  background: var(--pulse);
  clip-path: polygon(0 0, 100% 0, 0 100%);
}

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

/* ---------- 资料清单 ---------- */
.page-products .dl-dossier {
  background: var(--paper);
  color: var(--ink-900);
  padding: clamp(22px, 4vw, 44px);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}

.page-products .dl-dossier .px-eyebrow {
  color: var(--archive);
}

.page-products .dl-dossier .px-segmented__btn {
  color: var(--ink-900);
  background: transparent;
  border-color: rgba(7, 26, 43, 0.22);
}

.page-products .dl-dossier .px-segmented__btn[aria-selected="true"] {
  background: var(--ink-900);
  color: var(--paper-white);
  border-color: var(--ink-900);
}

.page-products .dl-tablewrap {
  overflow-x: auto;
  border-top: 1px solid rgba(7, 26, 43, 0.18);
}

.page-products .dl-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-products .dl-table__cap {
  text-align: left;
  padding: 12px 0 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--archive);
}

.page-products .dl-table th,
.page-products .dl-table td {
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid rgba(7, 26, 43, 0.14);
  vertical-align: top;
  line-height: 1.65;
}

.page-products .dl-table th {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: #5b6d7d;
  background: rgba(7, 26, 43, 0.05);
}

.page-products .dl-table td:first-child {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--archive);
  white-space: nowrap;
}

.page-products .dl-table tbody tr:hover {
  background: rgba(47, 227, 200, 0.16);
}

/* ---------- 版本选择 ---------- */
.page-products .dl-scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .dl-scale__item {
  border: 1px solid var(--dl-line);
  border-left-width: 3px;
  border-left-color: var(--rule);
  padding: clamp(16px, 2.4vw, 22px);
  background: linear-gradient(120deg, rgba(14, 39, 64, 0.92), rgba(7, 26, 43, 0.92));
  transition: background var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
}

.page-products .dl-scale__item:hover {
  transform: translateX(3px);
  background: linear-gradient(120deg, rgba(19, 47, 75, 0.98), rgba(7, 26, 43, 0.98));
}

.page-products .dl-scale__item.is-main {
  border-left-color: var(--signal);
}

.page-products .dl-scale__item.is-archive {
  border-left-color: var(--cool);
}

.page-products .dl-scale__item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0.45em 0 0.4em;
  color: var(--paper-white);
}

.page-products .dl-scale__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--cool);
}

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

.page-products .dl-note {
  margin-top: clamp(18px, 3vw, 26px);
  color: var(--cool);
}

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

/* ---------- 支持 ---------- */
.page-products .dl-support {
  display: grid;
  gap: var(--dl-gap);
  padding: clamp(22px, 3.5vw, 40px);
  border: 1px solid var(--dl-line);
  background: var(--ink-800);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-products .dl-support h2 {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.2vw, 2.1rem);
  line-height: 1.22;
  margin: 0.35em 0 0.55em;
  color: var(--paper-white);
}

.page-products .dl-support__lead {
  margin: 0 0 1.1em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--cool);
}

.page-products .dl-maillist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .dl-maillist li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--paper);
  border-bottom: 1px dashed var(--rule);
  padding-bottom: 10px;
}

.page-products .dl-maillist .dl-mono {
  color: var(--signal);
  flex: none;
}

.page-products .dl-contact {
  border: 1px solid var(--dl-line);
  background: rgba(7, 26, 43, 0.55);
  padding: clamp(16px, 2.4vw, 22px);
}

.page-products .dl-contact__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: var(--cool);
}

.page-products .dl-contact__value {
  margin: 4px 0 16px;
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--paper-white);
  word-break: break-word;
}

.page-products .dl-contact__btn {
  width: 100%;
  justify-content: center;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 480px) {
  .page-products .dl-actions {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 800px) {
  .page-products .dl-check {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .dl-scale {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .dl-support {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 920px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    grid-template-rows: auto auto;
  }

  .page-products .dl-hero__intro {
    grid-column: 1;
    grid-row: 1;
  }

  .page-products .dl-download {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: start;
  }

  .page-products .dl-shot--hero {
    grid-column: 1;
    grid-row: 2;
  }
}

@media (min-width: 980px) {
  .page-products .dl-checkwrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.62fr);
    align-items: start;
  }

  .page-products .dl-table {
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-scale__item {
    transition: none;
  }

  .page-products .dl-scale__item:hover {
    transform: none;
  }
}
<<<END>>>