.page-products {
  --dl-gutter: 18px;
  background: var(--paper-50);
  color: var(--ink-950);
  font-family: var(--font-body);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-products .dl-inner {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--dl-gutter);
}

.page-products .mono {
  font-family: var(--font-mono);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-500);
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--brass-500);
}

.page-products .breadcrumb__link {
  color: var(--slate-700);
  text-decoration: none;
}

.page-products .breadcrumb__link:hover,
.page-products .breadcrumb__link:focus-visible {
  color: var(--brass-500);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  margin-top: 20px;
  padding: 34px 20px 26px;
  border-radius: var(--r-lg);
  background: var(--ink-950);
  color: var(--paper-50);
  overflow: hidden;
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(215, 222, 232, 0.07) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(215, 222, 232, 0.07) 0 1px, transparent 1px 64px);
  pointer-events: none;
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brass-500) 0%, var(--signal-500) 58%, rgba(232, 106, 43, 0) 100%);
}

.page-products .dl-hero .kicker {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--brass-300);
}

.page-products .dl-hero__title {
  position: relative;
  z-index: 1;
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 6.4vw, 46px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper-50);
  overflow-wrap: break-word;
}

.page-products .dl-hero__lede {
  position: relative;
  z-index: 1;
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 246, 249, 0.8);
}

.page-products .dl-hero__facts {
  position: relative;
  z-index: 1;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-hero__fact {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line-dark);
}

.page-products .dl-hero__fact-num {
  flex: 0 0 auto;
  min-width: 96px;
  font-size: 20px;
  line-height: 1;
  color: var(--brass-300);
}

.page-products .dl-hero__fact-label {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(244, 246, 249, 0.7);
}

/* ---------- 章节骨架 ---------- */
.page-products .dl-sec {
  padding-top: 52px;
}

.page-products .dl-sec__head {
  margin-bottom: 20px;
}

.page-products .dl-sec__tag {
  position: relative;
  margin: 0;
  padding-left: 18px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--slate-700);
}

.page-products .dl-sec__tag::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 2px;
  transform: translateY(-50%);
  background: var(--brass-500);
}

.page-products .dl-sec__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 28px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

.page-products .dl-sec__lede {
  margin: 10px 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-700);
}

.page-products .note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-500);
}

/* ---------- 筛选 ---------- */
.page-products .dl-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .dl-filter .chip {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--slate-700);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  padding: 9px 14px;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .dl-filter .chip:hover {
  border-color: var(--brass-500);
  color: var(--ink-950);
}

.page-products .dl-filter .chip[aria-pressed="true"] {
  background: var(--ink-950);
  border-color: var(--ink-950);
  color: var(--paper-50);
}

.page-products .filter-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-500);
}

/* ---------- 图片位 ---------- */
.page-products .dl-media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--mist-200);
  overflow: hidden;
}

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

.page-products .dl-media__cap {
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--slate-500);
  background: var(--paper-50);
  border-top: 1px solid var(--line);
}

/* ---------- 资源分类 ---------- */
.page-products .dl-cats__grid {
  display: grid;
  gap: 16px;
}

.page-products .dl-cats__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-cat {
  position: relative;
  padding: 18px 16px 16px 22px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .dl-cat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--brass-500);
}

.page-products .dl-cat__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate-500);
}

.page-products .dl-cat__title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-950);
}

.page-products .dl-cat__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate-700);
}

.page-products .dl-cat__meta {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--slate-500);
}

/* ---------- 价格 ---------- */
.page-products .dl-price__grid {
  display: grid;
  gap: 18px;
}

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

.page-products .dl-price-row {
  border-bottom: 1px solid var(--line);
  border-left: 3px solid var(--mist-200);
  background: transparent;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .dl-price-row:nth-child(odd) {
  background: rgba(215, 222, 232, 0.28);
}

.page-products .dl-price-row[open] {
  border-left-color: var(--signal-500);
  background: rgba(215, 222, 232, 0.46);
}

.page-products .dl-price-row__sum {
  display: grid;
  grid-template-columns: 34px 1fr 22px;
  grid-template-areas:
    "num name mark"
    "num tier mark";
  align-items: center;
  gap: 0 10px;
  padding: 14px 12px;
  cursor: pointer;
  list-style: none;
  min-height: 44px;
}

.page-products .dl-price-row__sum::-webkit-details-marker {
  display: none;
}

.page-products .dl-price-row__num {
  grid-area: num;
  font-size: 12px;
  color: var(--brass-500);
}

.page-products .dl-price-row__name {
  grid-area: name;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-950);
}

.page-products .dl-price-row__tier {
  grid-area: tier;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-500);
}

.page-products .dl-price-row__mark {
  grid-area: mark;
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--brass-500);
}

.page-products .dl-price-row__mark::before {
  content: "+";
}

.page-products .dl-price-row[open] .dl-price-row__mark::before {
  content: "−";
}

.page-products .dl-price-row__body {
  padding: 0 12px 16px 56px;
}

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

.page-products .dl-price-row__levels li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  padding: 7px 0;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-950);
}

.page-products .dl-price-row__who {
  min-width: 84px;
  font-size: 12px;
  color: var(--slate-500);
}

.page-products .dl-price-row__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-700);
}

.page-products .dl-price__foot {
  margin: 16px 0 0;
}

/* ---------- 手机端额度 ---------- */
.page-products .dl-quota-wrap .dl-inner {
  display: grid;
  gap: 18px;
}

.page-products .dl-quota {
  position: relative;
  padding: 28px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: #ffffff;
  overflow: hidden;
}

.page-products .dl-quota::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--signal-500);
}

.page-products .dl-quota__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 27px);
  line-height: 1.3;
  color: var(--ink-950);
}

.page-products .dl-quota__lede {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--slate-700);
}

.page-products .dl-quota__list {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-quota__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  background: var(--paper-50);
  border-left: 3px solid var(--mist-200);
}

.page-products .dl-quota__item:last-child {
  border-left-color: var(--signal-500);
  background: rgba(232, 106, 43, 0.08);
}

.page-products .dl-quota__who {
  font-size: 14px;
  color: var(--slate-700);
}

.page-products .dl-quota__val {
  font-size: 13px;
  color: var(--slate-700);
  white-space: nowrap;
}

.page-products .dl-quota__val b {
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--ink-950);
  margin-right: 2px;
}

.page-products .dl-quota__note {
  margin: 16px 0 0;
}

/* ---------- 适配周期 ---------- */
.page-products .dl-cycle__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .dl-cycle__item {
  display: grid;
  gap: 4px;
  padding: 16px 16px 15px;
  background: #ffffff;
}

.page-products .dl-cycle__item--fast {
  background: var(--ink-900);
  color: var(--paper-50);
}

.page-products .dl-cycle__name {
  font-size: 15px;
  font-weight: 600;
}

.page-products .dl-cycle__time {
  font-size: 17px;
  color: var(--brass-500);
}

.page-products .dl-cycle__item--fast .dl-cycle__time {
  color: var(--brass-300);
}

.page-products .dl-cycle__desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate-700);
}

.page-products .dl-cycle__item--fast .dl-cycle__desc {
  color: rgba(244, 246, 249, 0.72);
}

.page-products .dl-cycle__more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  text-decoration: none;
}

.page-products .dl-cycle__more .btn__arrow {
  transition: transform 0.2s var(--ease);
}

.page-products .dl-cycle__more:hover .btn__arrow {
  transform: translateX(4px);
}

/* ---------- 下载流程 ---------- */
.page-products .dl-flow__list {
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-products .dl-step {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: #ffffff;
  overflow: hidden;
}

.page-products .dl-step[open] {
  border-color: var(--brass-500);
}

.page-products .dl-step__sum {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  min-height: 44px;
}

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

.page-products .dl-step__num {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--brass-500);
  border: 1px solid var(--brass-500);
  border-radius: var(--r-pill);
  padding: 3px 9px;
}

.page-products .dl-step__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-950);
}

.page-products .dl-step__hint {
  display: none;
  grid-column: 2;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate-500);
}

.page-products .dl-step__body {
  padding: 0 16px 16px;
}

.page-products .dl-step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-700);
}

/* ---------- 设备适配 ---------- */
.page-products .dl-device__grid {
  display: grid;
  gap: 14px;
}

.page-products .dl-device__card {
  padding: 22px 18px;
  border-radius: var(--r-md);
  background: var(--ink-900);
  color: var(--paper-50);
}

.page-products .dl-device__tag {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--brass-300);
}

.page-products .dl-device__card h3 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.36;
  color: var(--paper-50);
}

.page-products .dl-device__card ul {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(244, 246, 249, 0.78);
}

.page-products .dl-device__card--alt {
  background: #ffffff;
  border: 1px solid var(--line);
  color: var(--ink-950);
}

.page-products .dl-device__card--alt .dl-device__tag {
  color: var(--signal-500);
}

.page-products .dl-device__card--alt h3 {
  color: var(--ink-950);
}

.page-products .dl-device__card--alt ul {
  color: var(--slate-700);
}

.page-products .dl-device__media {
  margin-top: 18px;
}

/* ---------- 常见场景 ---------- */
.page-products .dl-scene__grid {
  display: grid;
  gap: 12px;
}

.page-products .dl-scene__card {
  display: block;
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: #ffffff;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-products .dl-scene__card:hover,
.page-products .dl-scene__card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--brass-500);
  box-shadow: 0 12px 24px rgba(10, 20, 36, 0.08);
}

.page-products .dl-scene__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--brass-500);
}

.page-products .dl-scene__card h3 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.34;
  color: var(--ink-950);
}

.page-products .dl-scene__card p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--slate-700);
}

.page-products .dl-scene__go {
  display: inline-block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-700);
}

.page-products .dl-scene__card:hover .dl-scene__go {
  color: var(--brass-500);
}

.page-products .dl-scene__foot {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate-700);
}

.page-products .dl-scene__foot a {
  color: var(--ink-950);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .dl-scene__foot a:hover {
  color: var(--brass-500);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 479px) {
  .page-products .dl-hero__fact-num {
    min-width: 84px;
    font-size: 18px;
  }

  .page-products .dl-quota-wrap .dl-inner {
    padding-left: 0;
    padding-right: 0;
  }

  .page-products .dl-quota {
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }

  .page-products .dl-price-row__body {
    padding-left: 12px;
  }
}

/* ---------- 中等屏 ---------- */
@media (min-width: 560px) {
  .page-products .dl-step__hint {
    display: block;
  }

  .page-products .dl-step__sum {
    grid-template-columns: auto 1fr auto;
  }

  .page-products .dl-step__hint {
    grid-column: auto;
    margin-top: 0;
    text-align: right;
  }

  .page-products .dl-hero__facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 18px;
  }

  .page-products .dl-hero__fact {
    display: block;
    padding: 14px 0 0;
  }

  .page-products .dl-hero__fact-num {
    display: block;
    min-width: 0;
    margin-bottom: 6px;
  }

  .page-products .dl-price-row__sum {
    grid-template-columns: 40px 1fr auto 24px;
    grid-template-areas: "num name tier mark";
    gap: 12px;
    padding: 16px 14px;
  }

  .page-products .dl-price-row__tier {
    margin-top: 0;
  }

  .page-products .dl-price-row__body {
    padding-left: 66px;
  }

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

  .page-products .dl-quota__item {
    padding: 14px 16px;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 860px) {
  .page-products {
    --dl-gutter: 28px;
    padding-bottom: 96px;
  }

  .page-products .dl-hero {
    padding: 48px 44px 38px;
  }

  .page-products .dl-hero__lede {
    font-size: 16px;
  }

  .page-products .dl-cats__grid {
    grid-template-columns: 5fr 7fr;
    gap: 24px;
    align-items: start;
  }

  .page-products .dl-cats__list {
    grid-template-columns: 1fr 1fr;
    margin-top: 18px;
  }

  .page-products .dl-price__grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 28px;
    align-items: start;
  }

  .page-products .dl-quota-wrap .dl-inner {
    grid-template-columns: 1.45fr 1fr;
    gap: 28px;
    align-items: center;
  }

  .page-products .dl-device__grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-products .dl-device__media {
    margin-top: 22px;
  }

  .page-products .dl-scene__grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-products .dl-scene__card {
    padding: 24px 22px;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1100px) {
  .page-products .dl-sec {
    padding-top: 64px;
  }

  .page-products .dl-flow__media {
    margin-top: 4px;
  }
}

/* ---------- 动效克制 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .dl-filter .chip,
  .page-products .dl-price-row,
  .page-products .dl-scene__card,
  .page-products .dl-cycle__more .btn__arrow {
    transition: none;
  }

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

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