.page-products {
  --pp-shadow: 6px 6px 0 rgba(6, 16, 31, .9);
  background: var(--deep);
  color: var(--paper);
  overflow-x: clip;
}

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

/* ---------- 面包屑 ---------- */
.page-products .crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  padding-top: 1.75rem;
  font-family: var(--font-label);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .crumb__item {
  color: var(--mist);
  text-decoration: none;
}

.page-products a.crumb__item:hover {
  color: var(--mint);
  text-decoration: underline;
}

.page-products .crumb__item[aria-current] {
  color: var(--green);
}

.page-products .crumb__sep {
  color: var(--line-strong);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  display: grid;
  gap: 2.25rem;
  padding-top: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 2px solid var(--line);
}

.page-products .dl-hero__kicker {
  margin: 0 0 .9rem;
  font-family: var(--font-label);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products .dl-hero__title {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 10.5vw, 4.4rem);
  font-weight: 800;
  line-height: .98;
  letter-spacing: .05em;
  color: var(--paper);
}

.page-products .dl-hero__lead {
  max-width: 60ch;
  margin: 0 0 1.6rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-products .dl-hero__aside {
  align-self: end;
  padding: 1.35rem 1.35rem 1.5rem;
  border: 2px solid var(--line-strong);
  background: var(--night);
  box-shadow: var(--pp-shadow);
}

.page-products .dl-hero__aside-title {
  margin: 0 0 1rem;
  padding-bottom: .7rem;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-label);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
}

/* ---------- 环境清单 ---------- */
.page-products .dl-envlist {
  margin: 0;
}

.page-products .dl-envlist__row {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: .45rem .9rem;
  padding: .55rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .dl-envlist__row:last-child {
  border-bottom: 0;
}

.page-products .dl-envlist dt {
  font-family: var(--font-label);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .dl-envlist dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: .88rem;
  line-height: 1.65;
  color: var(--paper);
}

/* ---------- 三张下载卡 ---------- */
.page-products .dl-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.75rem;
}

.page-products .dl-card-wrap {
  --tilt: 0deg;
  min-width: 0;
  transform: rotate(var(--tilt));
}

.page-products .dl-card {
  position: relative;
  min-width: 0;
  padding: 1.9rem 1.4rem 1.8rem;
  border: 2px solid var(--line-strong);
  background: var(--night);
  box-shadow: var(--pp-shadow);
  transition: transform .26s ease, border-color .26s ease;
}

.page-products .dl-card:hover {
  transform: translateY(-4px);
  border-color: var(--green);
}

.page-products .dl-card .stamp {
  position: absolute;
  top: 0;
  left: 1.4rem;
  transform: translateY(-52%);
}

.page-products .dl-card__title {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: .05em;
  line-height: 1.2;
  color: var(--paper);
}

.page-products .dl-card .figure {
  margin: 0 0 1.2rem;
}

.page-products .dl-card__text {
  margin: 0 0 1rem;
  font-family: var(--font-body);
  font-size: .92rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .dl-card__list {
  margin: 0 0 1.4rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-products .dl-card__list li {
  position: relative;
  padding: .6rem 0 .6rem 1.15rem;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-body);
  font-size: .86rem;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .dl-card__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--green);
}

/* ---------- 场景对号入座 ---------- */
.page-products .dl-pick {
  display: grid;
  gap: 0;
}

.page-products .dl-pick__row {
  display: grid;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 2px solid var(--line);
}

.page-products .dl-pick__row:last-child {
  border-bottom: 2px solid var(--line);
}

.page-products .dl-pick__tag {
  display: inline-block;
  margin-bottom: .7rem;
  padding: .2rem .55rem;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--font-label);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.page-products .dl-pick__head {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.28;
  color: var(--paper);
}

.page-products .dl-pick__body p {
  margin: 0 0 .9rem;
  font-family: var(--font-body);
  font-size: .92rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .dl-pick__body .dl-pick__tool {
  margin: 0;
  padding-left: .75rem;
  border-left: 3px solid var(--green);
  font-family: var(--font-label);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--green);
}

.page-products .dl-pick__tool span {
  display: block;
  margin-bottom: .2rem;
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .dl-pick__figure {
  margin: 2.5rem 0 0;
}

/* ---------- 系统与浏览器要求 ---------- */
.page-products .dl-req {
  display: grid;
  gap: 2rem;
}

.page-products .dl-req__head {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--green);
}

.page-products .dl-req__note {
  margin: 1.75rem 0 0;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--amber);
  background: rgba(255, 159, 28, .07);
  font-family: var(--font-body);
  font-size: .88rem;
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- 版本对照 ---------- */
.page-products .dl-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .dl-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--line);
}

.page-products .dl-tabs__label {
  margin-bottom: -2px;
  padding: .65rem .95rem;
  border: 2px solid transparent;
  border-bottom: 0;
  cursor: pointer;
  font-family: var(--font-label);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
  transition: color .2s ease, background-color .2s ease, border-color .2s ease;
}

.page-products .dl-tabs__label:hover {
  color: var(--mint);
}

.page-products .dl-tabs__panel {
  display: none;
  overflow-x: auto;
}

.page-products .dl-tabs__radio:focus-visible ~ .dl-tabs__bar .dl-tabs__label {
  outline: 1px dashed var(--mint);
  outline-offset: 2px;
}

.page-products #dl-tab-client:checked ~ .dl-tabs__bar label[for="dl-tab-client"],
.page-products #dl-tab-check:checked ~ .dl-tabs__bar label[for="dl-tab-check"],
.page-products #dl-tab-book:checked ~ .dl-tabs__bar label[for="dl-tab-book"] {
  color: var(--ink);
  background: var(--green);
  border-color: var(--green);
}

.page-products #dl-tab-client:checked ~ .dl-tabs__panels [data-panel="client"],
.page-products #dl-tab-check:checked ~ .dl-tabs__panels [data-panel="check"],
.page-products #dl-tab-book:checked ~ .dl-tabs__panels [data-panel="book"] {
  display: block;
}

.page-products .dl-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: .86rem;
  line-height: 1.7;
}

.page-products .dl-table th,
.page-products .dl-table td {
  padding: .85rem .9rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.page-products .dl-table thead th {
  border-bottom: 2px solid var(--green);
  background: var(--night);
  font-family: var(--font-label);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products .dl-table tbody tr:nth-child(even) {
  background: rgba(19, 41, 75, .55);
}

.page-products .dl-table tbody td:first-child {
  border-left: 3px solid var(--green);
  color: var(--paper);
  font-weight: 700;
}

.page-products .dl-tabs__note {
  margin: 1.4rem 0 0;
  padding-left: .85rem;
  border-left: 3px solid var(--cyan);
  font-family: var(--font-body);
  font-size: .84rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .dl-version-figure {
  margin: 2.5rem 0 0;
}

/* ---------- 三步设置 ---------- */
.page-products .dl-steps {
  display: grid;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-steps__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1.1rem;
  padding: 1.4rem 1.2rem;
  border: 2px solid var(--mist);
  background: var(--night);
  transition: border-color .25s ease, box-shadow .25s ease;
}

.page-products .dl-steps__item:hover {
  border-color: var(--green);
  box-shadow: 0 0 0 1px var(--green);
}

.page-products .dl-steps__num {
  min-width: 2.4rem;
  padding-top: .1rem;
  font-family: var(--font-body);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--green);
}

.page-products .dl-steps__body h3 {
  margin: 0 0 .5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--paper);
}

.page-products .dl-steps__body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 下载常见问题 ---------- */
.page-products .dl-faq {
  display: grid;
  gap: .75rem;
}

.page-products .dl-faq__item {
  border: 2px solid var(--line);
  background: var(--night);
}

.page-products .dl-faq__item[open] {
  border-color: var(--line-strong);
}

.page-products .dl-faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  color: var(--paper);
}

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

.page-products .dl-faq__item summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-body);
  font-size: 1.3rem;
  line-height: 1;
  color: var(--green);
}

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

.page-products .dl-faq__item summary:hover {
  color: var(--mint);
}

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

.page-products .dl-faq__item p {
  margin: 0;
  padding: 0 1.2rem 1.2rem;
  font-family: var(--font-body);
  font-size: .9rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 页尾引导 ---------- */
.page-products .dl-outro {
  margin-top: .5rem;
}

.page-products .dl-outro__box {
  display: grid;
  gap: 1.25rem;
  padding: 1.75rem 1.4rem;
  border: 2px solid var(--line-strong);
  border-left: 6px solid var(--green);
  background: var(--night);
  box-shadow: var(--pp-shadow);
}

.page-products .dl-outro__text {
  max-width: 58ch;
  margin: 0;
  font-family: var(--font-body);
  font-size: .95rem;
  line-height: 1.85;
  color: var(--paper);
}

.page-products .dl-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ---------- 中屏 ---------- */
@media (min-width: 820px) {
  .page-products .dl-pick__row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.45fr);
    gap: 2.5rem;
    align-items: start;
    padding: 1.75rem 0;
  }

  .page-products .dl-req {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 3rem;
    align-items: start;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 880px) {
  .page-products .dl-hero {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .95fr);
    gap: 3rem;
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .page-products .dl-hero__title {
    font-size: clamp(3rem, 5.2vw, 4.6rem);
  }

  .page-products .dl-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem;
    align-items: start;
  }

  .page-products .dl-card-wrap--a {
    margin-top: 0;
  }

  .page-products .dl-card-wrap--b {
    margin-top: 3.5rem;
    --tilt: -1deg;
  }

  .page-products .dl-card-wrap--c {
    margin-top: 1.5rem;
    --tilt: 1.1deg;
  }

  .page-products .dl-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-products .dl-steps__item {
    grid-template-columns: minmax(0, 1fr);
    gap: .85rem;
    padding: 1.6rem 1.4rem;
  }

  .page-products .dl-steps__num {
    font-size: 2.2rem;
  }

  .page-products .dl-outro__box {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
    padding: 2rem;
  }

  .page-products .dl-outro__links {
    justify-content: flex-end;
  }
}

/* ---------- 动效减弱 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .dl-card,
  .page-products .dl-steps__item,
  .page-products .dl-tabs__label {
    transition: opacity .2s linear;
  }

  .page-products .dl-card:hover,
  .page-products .dl-steps__item:hover {
    transform: none;
  }

  .page-products .dl-card-wrap {
    transform: none;
  }
}