.page-products {
  --dl-radius: var(--r-lg);
  --dl-card: var(--ink-800);
  --dl-card-line: var(--line);
  padding-bottom: clamp(48px, 8vw, 96px);
  color: var(--bone);
}

.page-products .crumbs {
  padding: 18px 0 8px;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
  padding: 12px 0 clamp(28px, 5vw, 52px);
}

.page-products .dl-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .dl-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 7vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--bone);
}

.page-products .dl-hero__intro {
  margin: 0 0 14px;
  max-width: 46ch;
  font-size: clamp(16px, 2.4vw, 18px);
  line-height: 1.75;
  color: var(--bone);
}

.page-products .dl-hero__meta {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-hero__panel {
  border: 1px solid var(--dl-card-line);
  border-radius: var(--dl-radius);
  background: linear-gradient(160deg, rgba(62, 123, 250, 0.16), rgba(139, 108, 255, 0.1) 60%, transparent), var(--dl-card);
  padding: 22px 20px 24px;
}

.page-products .dl-hero__panel-label {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .dl-hero__version {
  margin: 6px 0 18px;
  font-size: clamp(40px, 10vw, 58px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-products .dl-hero__facts {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .dl-hero__facts li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.page-products .dl-hero__facts .dot {
  margin-top: 7px;
  flex: 0 0 auto;
}

/* ---------- 平台跳转条 ---------- */
.page-products .dl-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0 0 clamp(28px, 5vw, 44px);
}

.page-products .dl-jump__item {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 20px;
  border-radius: var(--r-pill);
  border: 1px solid var(--dl-card-line);
  background: var(--glass);
  font-size: 14px;
  font-weight: 600;
  color: var(--bone);
  text-decoration: none;
  transition: border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.page-products .dl-jump__item--android { border-color: rgba(62, 123, 250, 0.5); }
.page-products .dl-jump__item--ios { border-color: rgba(139, 108, 255, 0.5); }
.page-products .dl-jump__item--web { border-color: rgba(255, 122, 47, 0.5); }

.page-products .dl-jump__item:hover,
.page-products .dl-jump__item:focus-visible {
  color: var(--cyan);
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

/* ---------- 通用区块头 ---------- */
.page-products .dl-head {
  margin-bottom: var(--gap-m);
  max-width: 62ch;
}

.page-products .dl-head h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-products .dl-head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .dl-kicker {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-products .dl-kicker--violet {
  color: var(--violet);
}

.page-products .dl-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-products .dl-figure {
  margin: 0 0 var(--gap-m);
  border: 1px solid var(--dl-card-line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-products .dl-figure--tall {
  max-width: 340px;
  margin-inline: auto;
}

.page-products .dl-figure--3x2 {
  max-width: 640px;
}

.page-products .dl-figure--wide {
  max-width: 100%;
  margin-inline: 0;
}

/* ---------- 平台卡片 ---------- */
.page-products .dl-plats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
}

.page-products .dl-plat {
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--dl-card-line);
  border-radius: var(--dl-radius);
  background: var(--dl-card);
  overflow: hidden;
  scroll-margin-top: 140px;
  transition: border-color 180ms ease, transform 180ms ease;
}

.page-products .dl-plat::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--plat-color, var(--blue));
}

.page-products .dl-plat--android { --plat-color: var(--blue); }
.page-products .dl-plat--ios { --plat-color: var(--violet); }
.page-products .dl-plat--web { --plat-color: var(--orange); }

.page-products .dl-plat:hover,
.page-products .dl-plat:focus-within {
  border-color: var(--plat-color, var(--blue));
  transform: translateY(-4px);
}

.page-products .dl-plat__tag {
  margin: 0 0 12px;
}

.page-products .dl-plat__name {
  margin: 0 0 16px;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 700;
}

.page-products .dl-spec {
  margin: 0;
  display: grid;
  gap: 4px;
}

.page-products .dl-spec dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .dl-spec dd {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--bone);
}

.page-products .dl-spec dd:last-child {
  margin-bottom: 0;
}

/* ---------- 功能区块 ---------- */
.page-products .dl-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
  align-items: start;
  padding-top: clamp(40px, 7vw, 72px);
  margin-top: clamp(40px, 7vw, 72px);
  border-top: 1px solid var(--line);
}

.page-products .dl-feature__text h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 4.4vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-products .dl-feature__text > p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--bone);
}

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

.page-products .dl-points li {
  padding-left: 18px;
  position: relative;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .dl-points strong {
  color: var(--bone);
  font-weight: 700;
}

/* ---------- 筛选示意图 ---------- */
.page-products .dl-diagram {
  grid-column: 1 / -1;
  border: 1px solid var(--dl-card-line);
  border-radius: var(--dl-radius);
  background: var(--dl-card);
  padding: 18px 16px;
}

.page-products .dl-filtermap {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .dl-filtermap__chips rect {
  fill: none;
  stroke-width: 1.5;
}

.page-products .dl-filtermap__chips rect:nth-child(1) { stroke: var(--blue); }
.page-products .dl-filtermap__chips rect:nth-child(2) { stroke: var(--cyan); }
.page-products .dl-filtermap__chips rect:nth-child(3) { stroke: var(--violet); }

.page-products .dl-filtermap__labels text {
  fill: var(--bone);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
}

.page-products .dl-filtermap__wires path {
  fill: none;
  stroke: var(--mist);
  stroke-width: 1.2;
  opacity: 0.55;
}

.page-products .dl-filtermap__axis {
  stroke: var(--line-strong);
  stroke-width: 1.5;
}

.page-products .dl-filtermap__ticks circle {
  fill: var(--cyan);
}

/* ---------- 安装步骤 ---------- */
.page-products .dl-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .dl-step-item {
  position: relative;
}

.page-products .dl-step {
  border: 1px solid var(--dl-card-line);
  border-radius: var(--r-md);
  background: var(--dl-card);
  overflow: hidden;
  transition: border-color 180ms ease;
}

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

.page-products .dl-step__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .dl-step__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .dl-step__num {
  flex: 0 0 auto;
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .dl-step__title {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 700;
  color: var(--bone);
}

.page-products .dl-step__chev {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--mist);
  border-bottom: 2px solid var(--mist);
  transform: rotate(45deg);
  transition: transform 180ms ease;
}

.page-products .dl-step[open] .dl-step__chev {
  transform: rotate(-135deg);
}

.page-products .dl-step__body {
  padding: 0 18px 18px 52px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

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

/* ---------- 设备要求 ---------- */
.page-products .dl-req__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
}

.page-products .dl-req__list {
  margin: 0;
  display: grid;
  gap: 4px;
}

.page-products .dl-req__list dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products .dl-req__list dd {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--bone);
}

.page-products .dl-req__list dd:last-child { margin-bottom: 0; }

/* ---------- 更新节奏 ---------- */
.page-products .dl-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
}

.page-products .dl-cadence__item {
  padding: 20px;
  border: 1px solid var(--dl-card-line);
  border-left: 3px solid var(--orange);
  border-radius: var(--r-md);
  background: var(--dl-card);
}

.page-products .dl-cadence__key {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-products .dl-cadence__item h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--bone);
}

.page-products .dl-cadence__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-cadence__link {
  margin-top: 12px !important;
}

.page-products a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 242, 210, 0.4);
  transition: border-color 180ms ease, color 180ms ease;
}

.page-products a:hover,
.page-products a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 复制按钮 ---------- */
.page-products .dl-copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 20px 0 0;
}

.page-products .dl-copy {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: var(--glass);
  color: var(--bone);
  font-family: inherit;
  font-size: 13.5px;
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease;
}

.page-products .dl-copy:hover,
.page-products .dl-copy:focus-visible {
  border-color: var(--cyan);
  background: rgba(34, 242, 210, 0.1);
}

.page-products .dl-copy__label {
  color: var(--mist);
}

.page-products .dl-copy__value {
  color: var(--cyan);
  font-size: 14px;
}

.page-products .dl-copy[data-copied] {
  border-color: var(--orange);
}

.page-products .dl-copy[data-copied] .dl-copy__label {
  color: var(--orange);
}

.page-products .dl-copy__hint {
  font-size: 13px;
  color: var(--mist);
}

.page-products .dl-copy--sm {
  width: 100%;
  justify-content: space-between;
  border-radius: var(--r-md);
  padding: 10px 14px;
}

/* ---------- 帮助区 ---------- */
.page-products .dl-help__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
}

.page-products .dl-help__card {
  padding: 22px 20px;
  border: 1px solid var(--dl-card-line);
  border-radius: var(--dl-radius);
  background: var(--dl-card);
}

.page-products .dl-help__card--checklist {
  background: linear-gradient(150deg, rgba(255, 122, 47, 0.12), transparent 70%), var(--dl-card);
  border-color: rgba(255, 122, 47, 0.34);
}

.page-products .dl-help__card h3 {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: var(--bone);
}

.page-products .dl-help__card p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-help__link {
  margin: 0 !important;
}

.page-products .dl-help__contact {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .dl-checklist {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .dl-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--bone);
}

.page-products .dl-checklist__num {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 122, 47, 0.5);
  font-size: 12px;
  color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .dl-plats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .page-products .dl-help__card--checklist {
    grid-column: 1 / -1;
  }

  .page-products .dl-step__body {
    padding-left: 58px;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: end;
    gap: var(--gap-l);
  }

  .page-products .dl-feature {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--gap-l);
  }

  .page-products .dl-feature--flip {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .page-products .dl-feature--flip .dl-figure {
    order: 0;
  }

  .page-products .dl-figure--tall {
    max-width: 100%;
    margin-inline: 0;
  }

  .page-products .dl-req__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--gap-l);
    align-items: start;
  }

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

  .page-products .dl-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1100px) {
  .page-products .dl-hero__panel {
    padding: 28px 26px 30px;
  }

  .page-products .dl-plat {
    padding: 26px 24px 28px;
  }

  .page-products .dl-diagram {
    padding: 24px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-jump__item,
  .page-products .dl-plat,
  .page-products .dl-step__chev,
  .page-products .dl-copy,
  .page-products a {
    transition: none;
  }

  .page-products .dl-jump__item:hover,
  .page-products .dl-plat:hover,
  .page-products .dl-plat:focus-within {
    transform: none;
  }
}