.page-products {
  --dl-band-pad: clamp(44px, 7vw, 92px);
  --dl-card-radius: var(--radius-m);
  --dl-hair: 1px solid var(--line);
}

.page-products .section {
  padding-block: clamp(48px, 8vw, 96px);
}

.page-products .dl-copy {
  max-width: 60ch;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
}

.page-products .dl-copy a,
.page-products .dl-sync-more a,
.page-products .dl-next a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}

.page-products .dl-copy a:hover,
.page-products .dl-sync-more a:hover,
.page-products .dl-next a:hover {
  color: var(--gold);
}

/* ---------- 首屏索引面板 ---------- */
.page-products .dl-hero {
  padding-top: clamp(24px, 4vw, 40px);
}

.page-products .dl-hero-panel {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  padding: clamp(22px, 4vw, 48px);
  background: var(--white);
  border: var(--dl-hair);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-products .dl-hero-panel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--gold), var(--red));
}

.page-products .dl-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .dl-lede {
  margin-top: 18px;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .dl-hero-side {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 4px;
  border-top: 2px solid var(--gold-soft);
}

.page-products .dl-hero-side .numeral {
  font-size: clamp(76px, 16vw, 150px);
  line-height: 0.82;
  color: var(--gold);
  opacity: 0.34;
}

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

.page-products .dl-facts li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.page-products .dl-fact-value {
  font-size: 19px;
  font-weight: 600;
  color: var(--navy);
}

.page-products .dl-fact-label {
  font-size: 14px;
  line-height: 1.5;
  color: var(--stone);
}

/* ---------- 版本一览 ---------- */
.page-products .dl-devices-top {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-products .dl-devices h2,
.page-products .dl-flow h2,
.page-products .dl-sync h2,
.page-products .dl-install h2,
.page-products .dl-log h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-products .dl-shot {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-m);
  border: var(--dl-hair);
}

.page-products .dl-shot--install {
  aspect-ratio: 2 / 1;
}

.page-products .dl-shot--log {
  aspect-ratio: 7 / 3;
}

.page-products .dl-devices-shot,
.page-products .dl-flow-shot,
.page-products .dl-install-shot,
.page-products .dl-log-shot,
.page-products .dl-sync-shot {
  margin: 0;
}

.page-products .media-caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
}

.page-products .dl-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-products .dl-count {
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--stone);
  text-transform: none;
}

.page-products .dl-count .mono {
  color: var(--gold);
  font-weight: 600;
}

.page-products .dl-device-grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-products .dl-device-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--white);
  border: var(--dl-hair);
  border-radius: var(--dl-card-radius);
  box-shadow: var(--shadow-1);
  transition: transform var(--t-mid), box-shadow var(--t-mid), border-color var(--t-mid);
}

.page-products .dl-device-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-gold);
  box-shadow: var(--shadow-2);
}

.page-products .dl-device-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-products .dl-device-head h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .dl-device-sub {
  margin: 4px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-products .device-shape {
  position: relative;
  flex: none;
  display: block;
  width: 34px;
  height: 54px;
  border: 2px solid var(--gold);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(200, 150, 62, 0.12), rgba(200, 150, 62, 0));
}

.page-products .device-shape::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 5px;
  width: 12px;
  height: 2px;
  transform: translateX(-50%);
  background: var(--gold);
  border-radius: 2px;
}

.page-products .device-shape--ios {
  border-color: var(--clay);
  background: linear-gradient(180deg, rgba(156, 91, 59, 0.14), rgba(156, 91, 59, 0));
}

.page-products .device-shape--ios::after {
  background: var(--clay);
}

.page-products .device-shape--browser {
  width: 50px;
  height: 40px;
  border-radius: 6px;
  border-color: var(--navy);
  background: linear-gradient(180deg, rgba(22, 33, 62, 0.12), rgba(22, 33, 62, 0));
}

.page-products .device-shape--browser::after {
  left: 0;
  right: 0;
  bottom: auto;
  top: 8px;
  width: auto;
  height: 2px;
  transform: none;
  background: var(--navy);
}

.page-products .dl-spec {
  display: grid;
  gap: 8px;
  margin: 0;
}

.page-products .dl-spec-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}

.page-products .dl-spec-row dt {
  color: var(--stone);
}

.page-products .dl-spec-row dd {
  margin: 0;
  text-align: right;
  color: var(--ink);
}

.page-products .dl-device-note {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 深空蓝能力条带 ---------- */
.page-products .dl-center {
  padding-block: 0;
}

.page-products .dl-band {
  padding-block: var(--dl-band-pad);
  background:
    radial-gradient(120% 80% at 88% 0%, rgba(200, 150, 62, 0.22), rgba(200, 150, 62, 0) 60%),
    var(--navy);
  clip-path: polygon(0 2.2%, 100% 0, 100% 97.8%, 0 100%);
  color: var(--snow);
}

.page-products .dl-band-head {
  max-width: 720px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .dl-band .eyebrow--light {
  color: var(--gold-soft);
}

.page-products .dl-band h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--snow);
}

.page-products .dl-band-lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(247, 245, 241, 0.78);
}

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

.page-products .dl-ability {
  padding: 22px 20px 24px;
  border: 1px solid var(--line-light);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius-s);
  background: rgba(247, 245, 241, 0.05);
  transition: transform var(--t-mid), border-color var(--t-mid), background var(--t-mid);
}

.page-products .dl-ability:hover {
  transform: translateY(-6px);
  border-color: var(--line-light-gold);
  background: rgba(247, 245, 241, 0.09);
}

.page-products .dl-ability-no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-soft);
}

.page-products .dl-ability h3 {
  margin: 12px 0 8px;
  font-size: 19px;
  font-weight: 700;
  color: var(--snow);
}

.page-products .dl-ability p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(247, 245, 241, 0.76);
}

.page-products .dl-band-note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-light-gold);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(235, 203, 139, 0.9);
}

/* ---------- 五步流程长卷 ---------- */
.page-products .dl-flow-top {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-products .dl-steps {
  position: relative;
  display: grid;
  gap: 14px;
  margin: clamp(30px, 5vw, 56px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-steps::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), var(--line-gold) 70%, rgba(200, 150, 62, 0));
}

.page-products .dl-step {
  position: relative;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: start;
}

.page-products .dl-step-no {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-gold);
  border-radius: 50%;
  background: var(--snow);
  font-size: 14px;
  font-weight: 600;
  color: var(--gold);
}

.page-products .dl-step-fold {
  background: var(--white);
  border: var(--dl-hair);
  border-radius: var(--dl-card-radius);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-products .dl-step-fold > summary {
  position: relative;
  padding: 18px 48px 18px 20px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.page-products .dl-step-fold > summary::-webkit-details-marker {
  display: none;
}

.page-products .dl-step-fold > summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--gold);
}

.page-products .dl-step-fold[open] > summary::after {
  content: "–";
}

.page-products .dl-step-fold > summary:hover {
  color: var(--clay);
}

.page-products .dl-step-fold .fold-body {
  padding: 0 20px 20px;
  border-top: 1px dashed var(--line);
}

.page-products .dl-step-fold .fold-body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-products .dl-step-fold .fold-body a {
  color: var(--clay);
  border-bottom: 1px solid var(--line-gold);
  text-decoration: none;
}

/* ---------- 收藏与同步 ---------- */
.page-products .dl-sync {
  background: linear-gradient(180deg, rgba(235, 203, 139, 0.18), rgba(247, 245, 241, 0));
}

.page-products .dl-sync-grid {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-products .dl-sync-list {
  display: grid;
  gap: 18px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-sync-list li {
  padding-left: 18px;
  border-left: 2px solid var(--moss);
}

.page-products .dl-sync-list h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

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

.page-products .dl-sync-more {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 安装与更新 ---------- */
.page-products .dl-install-head {
  max-width: 720px;
}

.page-products .dl-install-shot {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-products .dl-install-grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .dl-install-col {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--white);
  border: var(--dl-hair);
  border-radius: var(--dl-card-radius);
  box-shadow: var(--shadow-1);
}

.page-products .dl-install-col h3 {
  margin: 0 0 16px;
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
}

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

.page-products .dl-plain-list li {
  position: relative;
  padding-left: 34px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--stone);
}

.page-products .dl-plain-list li::before {
  counter-increment: dl-step;
  content: counter(dl-step);
  position: absolute;
  left: 0;
  top: 1px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gold-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
}

.page-products .dl-plain-list--dot li::before {
  content: "";
  width: 8px;
  height: 8px;
  left: 4px;
  top: 8px;
  border-radius: 2px;
  background: var(--red);
}

.page-products .dl-req {
  margin-top: clamp(30px, 4vw, 52px);
}

.page-products .dl-req-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--gold-soft);
}

.page-products .dl-req-head h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .dl-req-head .dl-chips {
  margin-top: 0;
}

.page-products .dl-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .dl-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .dl-table th,
.page-products .dl-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.page-products .dl-table thead th {
  background: var(--gold-soft);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink);
  border-bottom: 1px solid var(--line-gold);
}

.page-products .dl-table tbody th {
  font-weight: 600;
  color: var(--ink);
}

.page-products .dl-table tbody tr:hover {
  background: rgba(235, 203, 139, 0.16);
}

/* ---------- 更新日志 ---------- */
.page-products .dl-log-top {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-products .dl-timeline {
  display: grid;
  gap: 14px;
  margin: clamp(30px, 5vw, 52px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-log-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--white);
  border: var(--dl-hair);
  border-left: 4px solid var(--gold-soft);
  border-radius: var(--radius-s);
  transition: transform var(--t-mid), border-color var(--t-mid);
}

.page-products .dl-log-item:hover {
  transform: translateY(-4px);
  border-left-color: var(--gold);
}

.page-products .dl-log-item--current {
  border-left-color: var(--red);
  background: linear-gradient(90deg, rgba(192, 57, 43, 0.06), rgba(255, 255, 255, 0) 55%), var(--white);
}

.page-products .dl-log-ver {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-products .dl-log-item--current .dl-log-ver {
  color: var(--red);
}

.page-products .dl-log-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

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

.page-products .dl-log-body .tag {
  margin-top: 14px;
}

.page-products .dl-next {
  margin-top: clamp(30px, 4vw, 48px);
  padding: clamp(20px, 3vw, 30px);
  background: var(--navy);
  border-radius: var(--dl-card-radius);
}

.page-products .dl-next p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 245, 241, 0.82);
}

.page-products .dl-next a {
  color: var(--gold-soft);
  border-bottom-color: var(--line-light-gold);
}

.page-products .dl-next a:hover {
  color: var(--white);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .dl-hero-panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-products .dl-hero-side {
    padding-top: 46px;
    padding-left: 26px;
    border-top: 0;
    border-left: 2px solid var(--gold-soft);
  }

  .page-products .dl-devices-top,
  .page-products .dl-flow-top,
  .page-products .dl-log-top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

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

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

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

  .page-products .dl-log-item {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: start;
    gap: 20px;
  }
}

@media (min-width: 1040px) {
  .page-products .dl-device-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .dl-abilities {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .dl-sync-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

  .page-products .dl-flow-shot,
  .page-products .dl-devices-shot {
    margin-top: 28px;
  }

  .page-products .dl-steps {
    max-width: 880px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-device-card,
  .page-products .dl-ability,
  .page-products .dl-log-item {
    transition: none;
  }
}