.page-products {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.16;
  color: var(--ink);
}

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

.page-products .dl-crumb {
  padding-top: 5.5rem;
  font-size: 0.82rem;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  padding: 1.6rem 0 2.25rem;
}

.page-products .dl-hero__title {
  font-size: clamp(2.1rem, 7.6vw, 3.9rem);
  max-width: 15em;
}

.page-products .dl-hero__lead {
  margin: 1.2rem 0 0;
  max-width: 38em;
  font-size: 1rem;
  color: var(--rock);
}

.page-products .dl-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--rock);
}

.page-products .dl-facts b {
  font-weight: 600;
  color: var(--ink);
}

.page-products .dl-jump {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.9rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--mist);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .dl-jump::-webkit-scrollbar {
  display: none;
}

.page-products .dl-jump__link {
  flex: 0 0 auto;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--mist);
  border-radius: 999px;
  background: #fff;
  font-size: 0.82rem;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-products .dl-jump__link:hover,
.page-products .dl-jump__link:focus-visible {
  border-color: var(--maple);
  color: var(--maple-deep);
}

/* ---------- 通用区块 ---------- */
.page-products .dl-section {
  padding: 2.75rem 0;
}

.page-products .dl-colhead {
  margin-bottom: 1.5rem;
}

.page-products .dl-h2 {
  font-size: clamp(1.45rem, 4.6vw, 2.05rem);
}

.page-products .dl-sub {
  margin: 0.5rem 0 0;
  max-width: 34em;
  font-size: 0.92rem;
  color: var(--rock);
}

.page-products .dl-banner {
  margin-bottom: 2rem;
  border: 1px solid var(--mist);
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(107, 79, 168, 0.16), rgba(46, 158, 126, 0.12));
}

.page-products .dl-banner img,
.page-products .dl-adapt__fig img,
.page-products .dl-docs__fig img,
.page-products .dl-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* ---------- 上半区：版本 + 适配 ---------- */
.page-products .dl-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
}

.page-products .dl-versions {
  display: grid;
  gap: 1rem;
}

.page-products .dl-version {
  position: relative;
  padding: 1.3rem 1.25rem 1.1rem;
  border: 1px solid var(--mist);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow-tile);
  transition: transform 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.page-products .dl-version:hover {
  transform: translateY(-2px);
}

.page-products .dl-version--pick {
  border-color: rgba(215, 38, 61, 0.42);
  border-left: 3px solid var(--maple);
}

.page-products .dl-version__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.7rem;
}

.page-products .dl-version__name {
  font-size: 1.05rem;
}

.page-products .dl-version__badge {
  padding: 0.12rem 0.55rem;
  border-radius: 999px;
  background: var(--maple);
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #fff;
}

.page-products .dl-version__tag {
  padding: 0.12rem 0.55rem;
  border: 1px solid var(--mist);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--rock);
}

.page-products .dl-version__for {
  margin: 0.6rem 0 0;
  font-size: 0.87rem;
  color: var(--rock);
}

.page-products .dl-version__spec {
  margin: 0.9rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--mist);
  display: grid;
  gap: 0.3rem;
}

.page-products .dl-version__spec > div {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

.page-products .dl-version__spec dt {
  font-size: 0.76rem;
  color: var(--rock);
}

.page-products .dl-version__spec dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.79rem;
  font-weight: 600;
  color: var(--ink);
  text-align: right;
}

/* 适配清单 */
.page-products .dl-adapt__head {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.page-products .dl-adapt__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--rock);
}

.page-products .dl-legend {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  color: var(--rock);
}

.page-products .dl-legend__item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-products .dl-tag {
  display: inline-block;
  flex: 0 0 auto;
  padding: 0.14rem 0.6rem;
  border: 1px solid var(--glacier);
  border-radius: 999px;
  background: #fff;
  font-size: 0.73rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--glacier);
  white-space: nowrap;
}

.page-products .dl-tag--rec {
  border-color: var(--maple);
  background: rgba(215, 38, 61, 0.06);
  color: var(--maple-deep);
}

.page-products .dl-table-wrap {
  border: 1px solid var(--mist);
  border-radius: 14px;
  background: #fff;
  overflow-x: auto;
}

.page-products .dl-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.page-products .dl-table caption {
  padding: 0.85rem 1rem 0.35rem;
  font-size: 0.75rem;
  text-align: left;
  color: var(--rock);
}

.page-products .dl-table th {
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--mist);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 600;
  text-align: left;
  color: var(--rock);
  white-space: nowrap;
}

.page-products .dl-table td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid rgba(199, 203, 210, 0.55);
  vertical-align: middle;
}

.page-products .dl-table tbody tr:nth-child(even) {
  background: rgba(220, 233, 245, 0.3);
}

.page-products .dl-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .dl-table__sys {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--rock);
  white-space: nowrap;
}

.page-products .dl-adapt__fig {
  margin: 1.25rem 0 0;
  border: 1px solid var(--mist);
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(150deg, rgba(47, 111, 178, 0.12), rgba(46, 158, 126, 0.12));
}

/* ---------- 系统要求与安装 ---------- */
.page-products .dl-install {
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
  background: #fff;
}

.page-products .dl-install__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: start;
}

.page-products .dl-figure {
  margin: 0;
  border: 1px solid var(--mist);
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(160deg, rgba(107, 79, 168, 0.14), rgba(220, 233, 245, 0.6));
}

.page-products .dl-req {
  display: grid;
  gap: 1rem;
}

.page-products .dl-req__item {
  padding-left: 0.9rem;
  border-left: 2px solid var(--ice);
}

.page-products .dl-req__os {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.79rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--glacier);
}

.page-products .dl-req__line {
  margin: 0.2rem 0 0;
  font-size: 0.88rem;
  color: var(--ink);
}

.page-products .dl-req__line span {
  color: var(--rock);
}

.page-products .dl-steps {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .dl-step {
  position: relative;
  padding: 1.05rem 1.15rem 1.15rem;
  border: 1px solid var(--mist);
  border-radius: 14px;
  background: var(--paper);
}

.page-products .dl-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1;
  color: rgba(215, 38, 61, 0.24);
}

.page-products .dl-step__title {
  margin-top: 0.3rem;
  font-size: 1.02rem;
}

.page-products .dl-step__text {
  margin: 0.45rem 0 0;
  font-size: 0.86rem;
  color: var(--rock);
}

.page-products .dl-step__more {
  margin-top: 0.7rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--mist);
}

.page-products .dl-step__more summary {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.79rem;
  font-weight: 600;
  color: var(--glacier);
  cursor: pointer;
  list-style: none;
}

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

.page-products .dl-step__more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-weight: 600;
}

.page-products .dl-step__more[open] summary::after {
  content: "−";
}

.page-products .dl-step__more p {
  margin: 0.6rem 0 0;
  font-size: 0.83rem;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 校验与线路 ---------- */
.page-products .dl-verify {
  position: relative;
  background: var(--graphite);
  color: var(--paper);
  overflow: hidden;
}

.page-products .dl-verify::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--aurora-purple), var(--aurora-green), transparent);
  opacity: 0.85;
}

.page-products .dl-verify__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.page-products .dl-verify__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: rgba(246, 245, 242, 0.62);
}

.page-products .dl-verify__title {
  margin-top: 0.55rem;
  font-size: clamp(1.5rem, 4.6vw, 2.15rem);
  color: var(--paper);
}

.page-products .dl-verify__lead {
  margin: 0.85rem 0 0;
  max-width: 36em;
  font-size: 0.92rem;
  color: rgba(246, 245, 242, 0.72);
}

.page-products .dl-hash {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-products .dl-hash__row {
  padding: 0.85rem 1rem;
  border: 1px solid rgba(246, 245, 242, 0.16);
  border-radius: 12px;
  background: rgba(246, 245, 242, 0.045);
}

.page-products .dl-hash__name {
  margin: 0;
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--paper);
}

.page-products .dl-hash__size {
  margin: 0.1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: rgba(246, 245, 242, 0.58);
}

.page-products .dl-hash__val {
  margin: 0.45rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--ice);
  word-break: break-all;
  user-select: all;
}

.page-products .dl-figure--dark {
  border-color: rgba(246, 245, 242, 0.18);
  background: linear-gradient(160deg, rgba(47, 111, 178, 0.28), rgba(46, 158, 126, 0.16));
}

.page-products .dl-nodes__title {
  margin: 1.35rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: rgba(246, 245, 242, 0.62);
}

.page-products .dl-nodes {
  margin: 0.6rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.page-products .dl-nodes li {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(246, 245, 242, 0.16);
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: rgba(246, 245, 242, 0.8);
}

.page-products .dl-nodes b {
  font-weight: 600;
  color: var(--paper);
}

.page-products .dl-nodes__note {
  margin: 0.7rem 0 0;
  font-size: 0.8rem;
  color: rgba(246, 245, 242, 0.6);
}

/* ---------- 资料下载 ---------- */
.page-products .dl-docs__fig {
  margin: 0 0 1.5rem;
  max-width: 760px;
  border: 1px solid var(--mist);
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(140deg, rgba(47, 111, 178, 0.12), rgba(107, 79, 168, 0.12));
}

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

.page-products .dl-doc {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.05rem 1rem;
  border: 1px solid var(--mist);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.2s var(--ease-out), border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.page-products .dl-doc:hover,
.page-products .dl-doc:focus-visible {
  transform: translateY(-3px);
  border-color: var(--glacier);
  box-shadow: var(--shadow-tile);
}

.page-products .dl-doc__type {
  align-self: flex-start;
  padding: 0.1rem 0.5rem;
  border-radius: 6px;
  background: var(--ice);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--glacier);
}

.page-products .dl-doc__name {
  font-size: 1rem;
}

.page-products .dl-doc__desc {
  margin: 0;
  font-size: 0.83rem;
  line-height: 1.65;
  color: var(--rock);
}

.page-products .dl-doc__size {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--mist);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--rock);
}

/* ---------- 历史版本 ---------- */
.page-products .dl-legacy {
  border-top: 1px solid var(--mist);
}

.page-products .dl-verline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-ver {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 0 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--mist);
}

.page-products .dl-ver:first-child {
  border-top: 0;
}

.page-products .dl-ver__dot {
  width: 10px;
  height: 10px;
  margin-top: 0.62rem;
  border-radius: 50%;
  background: var(--mist);
}

.page-products .dl-ver__dot--now {
  background: var(--maple);
  box-shadow: 0 0 0 4px rgba(215, 38, 61, 0.14);
}

.page-products .dl-ver__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink);
}

.page-products .dl-ver__note {
  margin: 0.15rem 0 0;
  font-size: 0.87rem;
  color: var(--rock);
}

.page-products .dl-legacy__link {
  margin: 1.5rem 0 0;
}

/* ---------- 后续路径 ---------- */
.page-products .dl-next__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-products .dl-next__item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--mist);
  border-radius: 12px;
  background: #fff;
  text-decoration: none;
  transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.page-products .dl-next__item:hover,
.page-products .dl-next__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--maple);
}

.page-products .dl-next__label {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .dl-next__text {
  font-size: 0.82rem;
  color: var(--rock);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 640px) {
  .page-products .dl-docs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .dl-legacy__link {
    margin-top: 1.75rem;
  }
}

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

  .page-products .dl-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -0.72rem;
    width: 0.5rem;
    height: 0.5rem;
    border-top: 1px solid var(--mist);
    border-right: 1px solid var(--mist);
    transform: translateY(-50%) rotate(45deg);
  }

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

@media (min-width: 900px) {
  .page-products .dl-install__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 2.5rem;
  }

  .page-products .dl-adapt__head {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1rem;
  }
}

@media (min-width: 960px) {
  .page-products .dl-section {
    padding: 3.5rem 0;
  }

  .page-products .dl-top {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-products .dl-verify__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2.75rem;
  }

  .page-products .dl-next__list {
    gap: 1rem;
  }
}

@media (min-width: 1040px) {
  .page-products .dl-docs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-jump__link,
  .page-products .dl-version,
  .page-products .dl-doc,
  .page-products .dl-next__item {
    transition: none;
  }

  .page-products .dl-version:hover,
  .page-products .dl-doc:hover,
  .page-products .dl-doc:focus-visible,
  .page-products .dl-next__item:hover,
  .page-products .dl-next__item:focus-visible {
    transform: none;
  }
}