.page-products {
  --dl-gap: clamp(20px, 3vw, 36px);
  overflow-x: hidden;
  padding-bottom: var(--sp-7);
}

/* ---------- 面包屑 ---------- */
.page-products .dl-crumbs {
  max-width: var(--wrap);
  margin: var(--sp-4) auto 0;
  padding: 0 var(--sp-4);
}

.page-products .dl-crumbs__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-products .dl-crumbs__list a {
  color: var(--cyan-200);
  text-decoration: none;
}

.page-products .dl-crumbs__list a:hover,
.page-products .dl-crumbs__list a:focus-visible {
  color: var(--cyan-500);
}

.page-products .dl-crumbs__sep {
  color: var(--line-600);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  isolation: isolate;
  max-width: var(--wrap);
  margin: var(--sp-5) auto var(--sp-8);
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  background: var(--ink-900);
  overflow: hidden;
}

.page-products .dl-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-products .dl-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(205deg, rgba(52, 245, 208, 0.10), transparent 46%),
    linear-gradient(180deg, rgba(5, 11, 20, 0.30) 0%, rgba(5, 11, 20, 0.74) 46%, rgba(10, 21, 38, 0.97) 100%);
}

.page-products .dl-hero__body {
  position: relative;
  display: grid;
  gap: var(--sp-4);
  max-width: 860px;
  padding: clamp(38px, 7vw, 86px) clamp(20px, 5vw, 64px) clamp(28px, 4vw, 48px);
}

.page-products .dl-hero h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--snow-050);
}

.page-products .dl-hero__lede {
  margin: 0;
  max-width: 660px;
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-2);
}

.page-products .dl-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-4);
  margin: var(--sp-6) 0 0;
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line-600);
}

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

.page-products .dl-fact__label {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver-400);
}

.page-products .dl-fact__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(21px, 3vw, 28px);
  color: var(--cyan-500);
}

/* ---------- 通用区块 ---------- */
.page-products .dl-band {
  max-width: var(--wrap);
  margin: 0 auto var(--sp-8);
  padding: 0 var(--sp-4);
}

.page-products .dl-head {
  display: grid;
  gap: var(--sp-2);
  max-width: 780px;
  margin: 0 0 var(--sp-6);
}

.page-products .dl-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--snow-050);
}

.page-products .dl-head p {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-inline-link {
  color: var(--cyan-200);
  text-decoration: none;
  border-bottom: 1px solid rgba(155, 243, 228, 0.4);
  padding-bottom: 2px;
  font-size: 15px;
}

.page-products .dl-inline-link:hover,
.page-products .dl-inline-link:focus-visible {
  color: var(--cyan-500);
  border-bottom-color: var(--cyan-500);
}

/* ---------- 三种进入方式 ---------- */
.page-products .dl-modes {
  display: grid;
  gap: var(--sp-5);
}

.page-products .dl-mode {
  position: relative;
  display: grid;
  gap: var(--sp-3);
  padding: clamp(20px, 2.6vw, 32px);
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--ink-700), var(--ink-800) 72%);
  overflow: hidden;
}

.page-products .dl-mode::before {
  content: "";
  position: absolute;
  top: -42%;
  right: -26%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52, 245, 208, 0.16), transparent 66%);
  pointer-events: none;
}

.page-products .dl-mode__tag {
  justify-self: start;
  margin: 0;
  padding: 5px 12px;
  border: 1px solid var(--line-600);
  border-radius: var(--r-pill);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-200);
  background: rgba(52, 245, 208, 0.06);
}

.page-products .dl-mode__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 27px);
  color: var(--snow-050);
}

.page-products .dl-mode p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-mode__list {
  list-style: none;
  margin: var(--sp-1) 0 0;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
}

.page-products .dl-mode__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-400);
}

.page-products .dl-mode__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--cyan-500);
}

.page-products .dl-mode__linkline {
  margin-top: var(--sp-3) !important;
}

/* ---------- 步骤轨道 ---------- */
.page-products .dl-steps__layout {
  display: grid;
  gap: var(--sp-6);
}

.page-products .dl-track {
  display: grid;
  gap: var(--sp-4);
  align-content: start;
  padding: var(--sp-5);
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  background: var(--ink-900);
}

.page-products .dl-track__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver-400);
}

.page-products .dl-track__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
}

.page-products .dl-track__link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px 16px;
  border: 1px solid var(--line-600);
  border-radius: var(--r-pill);
  background: rgba(16, 32, 58, 0.5);
  color: var(--muted);
  font-size: 15px;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .dl-track__link:hover,
.page-products .dl-track__link:focus-visible {
  border-color: var(--cyan-500);
  background: rgba(52, 245, 208, 0.10);
  color: var(--snow-050);
}

.page-products .dl-track__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--cyan-500);
}

.page-products .dl-track__figure {
  margin: 0;
  border: 1px solid var(--stroke);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-products .dl-steps__panels {
  display: grid;
  gap: var(--sp-5);
}

.page-products .dl-step {
  display: grid;
  gap: var(--sp-3);
  padding: clamp(20px, 3vw, 36px);
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  background: var(--panel);
  scroll-margin-top: 110px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .dl-step:target {
  border-color: var(--cyan-500);
  box-shadow: var(--shadow-lift);
}

.page-products .dl-step__index {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(44px, 8vw, 84px);
  line-height: 0.92;
  color: var(--cyan-500);
}

@supports (-webkit-text-stroke: 1px black) {
  .page-products .dl-step__index {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--cyan-500);
  }
}

.page-products .dl-step__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 26px);
  color: var(--snow-050);
}

.page-products .dl-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-step__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
}

.page-products .dl-step__points li {
  padding-left: var(--sp-4);
  border-left: 2px solid var(--line-600);
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-400);
}

/* ---------- 换设备同步 ---------- */
.page-products .dl-sync__grid {
  display: grid;
  gap: var(--sp-6);
}

.page-products .dl-sync__media {
  margin: 0;
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-900);
}

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

.page-products .dl-sync__body {
  display: grid;
  gap: var(--sp-4);
  align-content: start;
}

.page-products .dl-sync__body h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  color: var(--snow-050);
}

.page-products .dl-sync__body > p {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-status {
  display: grid;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border: 1px dashed var(--line-600);
  border-radius: var(--r-md);
  background: rgba(16, 32, 58, 0.55);
}

.page-products .dl-status__row {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-400);
}

.page-products .dl-dot {
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 6px;
  border-radius: 50%;
}

.page-products .dl-dot--run {
  background: var(--coral-500);
  box-shadow: 0 0 0 4px rgba(255, 122, 89, 0.16);
}

.page-products .dl-dot--ok {
  background: var(--cyan-500);
  box-shadow: 0 0 0 4px rgba(52, 245, 208, 0.16);
}

.page-products .dl-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-4);
}

.page-products .dl-scene {
  padding-left: var(--sp-4);
  border-left: 2px solid var(--cyan-500);
  display: grid;
  gap: 5px;
}

.page-products .dl-scene h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  color: var(--snow-050);
}

.page-products .dl-scene p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 功能模块横向带 ---------- */
.page-products .dl-modules__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(236px, 80%);
  gap: var(--sp-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: var(--sp-4);
  scrollbar-color: var(--line-600) transparent;
}

.page-products .dl-modules__rail:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: 6px;
  border-radius: var(--r-md);
}

.page-products .dl-module {
  scroll-snap-align: start;
  display: grid;
  gap: var(--sp-3);
  align-content: start;
  padding: var(--sp-5);
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  background: linear-gradient(170deg, var(--ink-700), var(--ink-800));
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .dl-module:hover {
  transform: translateY(-4px);
  border-color: var(--cyan-500);
}

.page-products .dl-module__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-600);
  border-radius: 13px;
  color: var(--cyan-500);
  background: rgba(52, 245, 208, 0.07);
}

.page-products .dl-module__icon svg {
  display: block;
  width: 20px;
  height: 20px;
}

.page-products .dl-module__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  color: var(--snow-050);
}

.page-products .dl-module p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-module--media {
  padding: 0;
  overflow: hidden;
  background: var(--ink-900);
}

.page-products .dl-module--media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  opacity: 0.9;
}

/* ---------- 版本迭代 ---------- */
.page-products .dl-version__grid {
  display: grid;
  gap: var(--sp-6);
}

.page-products .dl-version__body {
  display: grid;
  gap: var(--sp-3);
  align-content: start;
}

.page-products .dl-version__body h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  color: var(--snow-050);
}

.page-products .dl-version__body > p {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-version__list {
  list-style: none;
  margin: var(--sp-2) 0 0;
  padding: 0;
  display: grid;
  gap: var(--sp-4);
}

.page-products .dl-version__list li {
  padding-left: var(--sp-4);
  border-left: 2px solid var(--line-600);
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .dl-version__k {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: var(--snow-050);
}

.page-products .dl-version__more {
  margin-top: var(--sp-2);
}

.page-products .dl-version__media {
  margin: 0;
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-900);
}

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

/* ---------- 常见问题入口 ---------- */
.page-products .dl-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
}

.page-products .dl-help__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: 15px 20px;
  border: 1px solid var(--stroke);
  border-radius: var(--r-md);
  background: rgba(16, 32, 58, 0.6);
  color: var(--snow-050);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .dl-help__link:hover,
.page-products .dl-help__link:focus-visible {
  border-color: var(--cyan-500);
  background: rgba(52, 245, 208, 0.08);
  transform: translateY(-2px);
}

.page-products .dl-help__arrow {
  flex: none;
  font-family: var(--font-mono);
  color: var(--cyan-500);
}

.page-products .dl-help__foot {
  margin: var(--sp-5) 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-help__foot a {
  color: var(--cyan-200);
}

.page-products .dl-help__foot a:hover,
.page-products .dl-help__foot a:focus-visible {
  color: var(--cyan-500);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .dl-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-products .dl-modules__rail {
    grid-auto-columns: minmax(260px, 31%);
  }
}

@media (min-width: 900px) {
  .page-products .dl-modes {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: stretch;
  }

  .page-products .dl-mode--wide {
    grid-column: 1 / -1;
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: center;
    gap: var(--sp-6);
  }

  .page-products .dl-version__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (min-width: 920px) {
  .page-products .dl-sync__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: var(--sp-7);
  }
}

@media (min-width: 960px) {
  .page-products .dl-steps__layout {
    grid-template-columns: 292px minmax(0, 1fr);
    gap: var(--sp-7);
    align-items: start;
  }

  .page-products .dl-track {
    position: sticky;
    top: 104px;
  }

  .page-products .dl-steps__panels {
    gap: var(--sp-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-module,
  .page-products .dl-help__link,
  .page-products .dl-track__link {
    transition: none;
  }

  .page-products .dl-module:hover,
  .page-products .dl-help__link:hover {
    transform: none;
  }
}