.page-products {
  background: var(--mist-050);
  color: var(--ink-950);
  overflow-x: hidden;
}

.page-products :where(ul, ol) {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products :where(p) {
  margin: 0;
}

/* ---------- 面包屑 ---------- */
.page-products .dl-crumb {
  background: var(--ink-950);
  border-bottom: 1px solid var(--ink-700);
  padding: 0.8rem 0;
}

.page-products .dl-crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin: 0 auto;
  padding: 0 var(--gutter);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--slate-400);
}

.page-products .dl-crumb__list li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.page-products .dl-crumb__list li + li::before {
  content: "/";
  color: var(--ink-700);
}

.page-products .dl-crumb__list a {
  color: var(--mist-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .dl-crumb__list a:hover,
.page-products .dl-crumb__list a:focus-visible {
  color: var(--gold-300);
  border-bottom-color: var(--gold-500);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  background: var(--ink-950);
  color: var(--mist-050);
  border-bottom: 1px solid var(--ink-700);
}

.page-products .dl-hero__grid {
  display: grid;
  gap: 2rem;
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 4rem) var(--gutter) clamp(2.5rem, 6vw, 4.5rem);
}

.page-products .dl-hero__kicker {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold-500);
  margin: 0 0 1rem !important;
}

.page-products h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.4vw, 3.55rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
  margin: 0 0 1.25rem;
  color: var(--mist-050);
}

.page-products .dl-hero__lead {
  color: var(--mist-200);
  font-size: clamp(0.98rem, 1.9vw, 1.1rem);
  line-height: 1.85;
  letter-spacing: 0.01em;
  max-width: 34em;
}

.page-products .dl-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1rem;
  margin-top: 2rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--ink-700);
}

.page-products .dl-hero__facts li span {
  display: block;
  font-size: 1.3rem;
  line-height: 1.2;
  color: var(--gold-300);
  margin-bottom: 0.2rem;
}

.page-products .dl-hero__facts li em {
  font-style: normal;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--slate-400);
}

.page-products .dl-hero__figure {
  margin: 0;
  border: 1px solid var(--ink-700);
  box-shadow: var(--shadow-gold);
  background: var(--ink-800);
}

.page-products .dl-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 检索轴 */
.page-products .dl-rail {
  border-top: 1px solid var(--ink-700);
  padding-top: 1rem;
}

.page-products .dl-rail__title {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--gold-500);
  margin: 0 0 0.75rem !important;
}

.page-products .dl-rail ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}

.page-products .dl-rail a {
  display: block;
  padding: 0.32rem 0 0.32rem 0.8rem;
  border-left: 1px solid var(--ink-700);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--slate-400);
  text-decoration: none;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .dl-rail a:hover,
.page-products .dl-rail a:focus-visible {
  color: var(--gold-300);
  border-left-color: var(--gold-500);
}

/* ---------- 区块骨架 ---------- */
.page-products .dl-sec {
  padding: clamp(2.6rem, 6vw, 5rem) 0;
}

.page-products .dl-sec--paper {
  background: var(--mist-050);
  color: var(--ink-950);
}

.page-products .dl-sec--soft {
  background: var(--mist-200);
  color: var(--ink-950);
}

.page-products .dl-sec--ink {
  background: var(--ink-800);
  color: var(--mist-050);
}

.page-products .dl-head {
  max-width: 44rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .dl-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.16;
  letter-spacing: -0.03em;
  margin: 0.5rem 0 0.9rem;
}

.page-products .dl-head__note {
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--slate-500);
  max-width: 40em;
}

.page-products .dl-sec--ink .dl-head__note {
  color: var(--mist-200);
}

.page-products .dl-body {
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--ink-700);
  max-width: 38em;
}

/* ---------- 分栏 ---------- */
.page-products .dl-split {
  display: grid;
  gap: 2rem;
}

/* ---------- 通道卡 ---------- */
.page-products .dl-channels {
  display: grid;
  gap: 1.25rem;
  align-items: start;
}

.page-products .dl-ch {
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.3rem 1.2rem;
  background: var(--mist-050);
  border: 1px solid var(--ink-700);
  box-shadow: var(--shadow-hard);
  color: var(--ink-950);
  text-decoration: none;
  transition: box-shadow 0.18s var(--ease), transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .dl-ch:hover,
.page-products .dl-ch:focus-visible {
  border-color: var(--gold-500);
  box-shadow: 6px 6px 0 rgba(201, 154, 70, 0.34);
  transform: translate(-2px, -2px);
}

.page-products .dl-ch__no {
  align-self: flex-start;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--gold-500);
  border-bottom: 1px solid var(--gold-500);
  padding-bottom: 0.22rem;
  margin-bottom: 1rem;
}

.page-products .dl-ch h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.12rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 0 0 0.65rem;
}

.page-products .dl-ch p {
  font-size: 0.88rem;
  line-height: 1.82;
  color: var(--ink-700);
  margin-bottom: 1rem !important;
}

.page-products .dl-ch__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.1rem;
}

.page-products .dl-ch__meta li {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.5rem;
  background: var(--celadon-100);
  color: var(--ink-800);
  border: 1px solid rgba(76, 140, 121, 0.35);
}

.page-products .dl-ch__go {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--mist-200);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--ink-800);
}

.page-products .dl-ch:hover .dl-ch__go {
  color: var(--gold-500);
  border-top-color: var(--gold-500);
}

/* ---------- 配图 ---------- */
.page-products .dl-figure {
  margin: 0;
  border: 1px solid var(--ink-700);
  background: var(--ink-800);
}

.page-products .dl-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .dl-figure figcaption {
  padding: 0.7rem 0.9rem;
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--mist-200);
  background: var(--ink-950);
  border-top: 1px solid var(--ink-700);
}

/* ---------- 规格表 ---------- */
.page-products .dl-spec {
  margin: 1.5rem 0 0;
  border-top: 1px solid var(--ink-700);
}

.page-products .dl-spec__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: 0.75rem;
  padding: 0.72rem 0;
  border-bottom: 1px solid rgba(27, 49, 82, 0.22);
}

.page-products .dl-spec dt {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--slate-500);
}

.page-products .dl-spec dd {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-950);
}

.page-products .dl-spec dd.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  color: var(--ink-800);
}

/* ---------- 资源包 ---------- */
.page-products .dl-packs {
  display: grid;
  gap: 1rem;
}

.page-products .dl-pack {
  position: relative;
  padding: 1.35rem 1.2rem;
  background: var(--mist-050);
  border: 1px solid var(--ink-700);
}

.page-products .dl-pack::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  width: 44%;
  height: 3px;
  background: var(--gold-500);
}

.page-products .dl-pack h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.55rem;
}

.page-products .dl-pack p {
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--ink-700);
}

/* ---------- 安装四步 ---------- */
.page-products .dl-steps {
  margin-left: 0.4rem;
}

.page-products .dl-step {
  position: relative;
  padding: 0 0 1.9rem 2.1rem;
  border-left: 1px solid var(--ink-700);
}

.page-products .dl-step:last-child {
  padding-bottom: 0.2rem;
}

.page-products .dl-step::before {
  content: "";
  position: absolute;
  left: -0.36rem;
  top: 0.28rem;
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 50%;
  background: var(--mist-200);
  border: 1px solid var(--gold-500);
}

.page-products .dl-step__no {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--gold-500);
  margin-bottom: 0.3rem;
}

.page-products .dl-step__body h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
}

.page-products .dl-step__body p {
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--ink-700);
}

.page-products .dl-steps__foot {
  margin-top: 2rem;
}

/* ---------- 版本记录 ---------- */
.page-products .dl-logs {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0 1.4rem;
}

.page-products .dl-log {
  border: 1px solid var(--ink-700);
  background: var(--ink-900);
}

.page-products .dl-log summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--mist-200);
  transition: background 0.16s var(--ease);
}

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

.page-products .dl-log summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--gold-500);
}

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

.page-products .dl-log summary:hover,
.page-products .dl-log summary:focus-visible {
  background: var(--ink-800);
}

.page-products .dl-log summary .mono {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--gold-300);
  border: 1px solid rgba(201, 154, 70, 0.4);
  padding: 0.1rem 0.42rem;
}

.page-products .dl-log p {
  padding: 0 1rem 1rem;
  font-size: 0.83rem;
  line-height: 1.85;
  color: var(--slate-400);
  border-top: 1px solid var(--ink-700);
  padding-top: 0.85rem;
}

.page-products .dl-inline-link a {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-500);
  padding-bottom: 0.15rem;
}

.page-products .dl-inline-link a:hover,
.page-products .dl-inline-link a:focus-visible {
  color: var(--mist-050);
  border-bottom-color: var(--mist-050);
}

/* ---------- 回访卡 ---------- */
.page-products .dl-return {
  border: 1px solid var(--gold-500);
  background: var(--ink-950);
  box-shadow: 6px 6px 0 rgba(201, 154, 70, 0.22);
}

.page-products .dl-return img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-bottom: 1px solid var(--ink-700);
}

.page-products .dl-return__body {
  padding: 1.3rem 1.25rem 1.4rem;
}

.page-products .dl-return__body h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.7rem;
  color: var(--mist-050);
}

.page-products .dl-return__body p {
  font-size: 0.84rem;
  line-height: 1.85;
  color: var(--mist-200);
}

.page-products .dl-return__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 1.2rem !important;
}

.page-products .dl-return__alt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-700);
  padding-bottom: 0.15rem;
}

.page-products .dl-return__alt:hover,
.page-products .dl-return__alt:focus-visible {
  border-bottom-color: var(--gold-500);
  color: var(--mist-050);
}

/* ---------- 系统要求 ---------- */
.page-products .dl-req {
  display: grid;
  gap: 1rem;
}

.page-products .dl-req__item {
  padding: 1.2rem 1.15rem;
  background: var(--mist-050);
  border-left: 3px solid var(--celadon-500);
  border-top: 1px solid var(--mist-200);
  border-right: 1px solid var(--mist-200);
  border-bottom: 1px solid var(--mist-200);
}

.page-products .dl-req__item h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
  color: var(--ink-950);
}

.page-products .dl-req__item p {
  font-size: 0.85rem;
  line-height: 1.82;
  color: var(--ink-700);
}

/* ---------- 尾段索引带 ---------- */
.page-products .dl-hub {
  background: var(--ink-950);
  color: var(--mist-050);
  border-top: 1px solid var(--ink-700);
  padding: clamp(2rem, 4.5vw, 3rem) 0;
}

.page-products .dl-hub__grid {
  display: grid;
  gap: 0.5rem;
}

.page-products .dl-hub__item {
  display: block;
  padding: 1rem 0;
  border-top: 1px solid var(--ink-700);
  text-decoration: none;
  color: var(--mist-200);
  transition: border-color 0.16s var(--ease), color 0.16s var(--ease);
}

.page-products .dl-hub__item strong {
  display: block;
  font-size: 0.98rem;
  margin-bottom: 0.35rem;
  color: var(--mist-050);
}

.page-products .dl-hub__item span {
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-products .dl-hub__item:hover,
.page-products .dl-hub__item:focus-visible {
  border-top-color: var(--gold-500);
}

.page-products .dl-hub__item:hover strong,
.page-products .dl-hub__item:focus-visible strong {
  color: var(--gold-300);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .dl-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .dl-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .dl-packs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .dl-req {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .dl-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding-bottom: 1.75rem;
  }

  .page-products .dl-ch:nth-child(2) {
    margin-top: 1.75rem;
  }

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

@media (min-width: 900px) {
  .page-products .dl-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-products .dl-split--offset {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }
}

@media (min-width: 960px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) auto;
    grid-template-areas: "copy figure rail";
    align-items: start;
    gap: 2.5rem;
  }

  .page-products .dl-hero__copy {
    grid-area: copy;
  }

  .page-products .dl-hero__figure {
    grid-area: figure;
  }

  .page-products .dl-rail {
    grid-area: rail;
    border-top: 0;
    border-left: 1px solid var(--ink-700);
    padding-top: 0;
    padding-left: 1.15rem;
    min-width: 8.5rem;
  }

  .page-products .dl-rail ul {
    flex-direction: column;
    gap: 0;
  }

  .page-products .dl-rail a {
    border-left: 0;
    border-bottom: 1px solid var(--ink-700);
    padding-left: 0;
    padding-right: 0.5rem;
  }

  .page-products .dl-rail a:hover,
  .page-products .dl-rail a:focus-visible {
    border-bottom-color: var(--gold-500);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-ch,
  .page-products .dl-hub__item,
  .page-products .dl-log summary {
    transition: none;
  }

  .page-products .dl-ch:hover,
  .page-products .dl-ch:focus-visible {
    transform: none;
  }
}