.page-products {
  --step-rail: 2px;
  --device-ring: var(--silver);
  --dock-w: 220px;
  display: block;
}

/* ---------- 面包屑与首屏 ---------- */
.page-products .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-products .dl-hero {
  padding-top: clamp(28px, 5vw, 48px);
}

.page-products .dl-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
}

.page-products .dl-hero__lead .display-xl {
  margin: 12px 0 20px;
  line-height: 1.06;
  letter-spacing: -0.01em;
}

.page-products .dl-hero__lead .lede {
  max-width: 34ch;
}

.page-products .dl-hero__lead .tag-row {
  margin-top: 22px;
}

.page-products .dl-hero__aside {
  position: relative;
  background: var(--paper-3);
  border: 1px solid var(--silver);
  border-radius: 22px 22px 22px 6px;
  padding: clamp(20px, 3vw, 30px);
}

.page-products .dl-hero__aside::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  border-radius: 22px 0 0 6px;
  background: linear-gradient(180deg, var(--dai), var(--gold));
}

.page-products .dl-hero__aside-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--dai);
  margin: 0 0 14px;
}

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

.page-products .dl-checklist li {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
  counter-increment: dlcheck;
}

.page-products .dl-checklist li::before {
  content: counter(dlcheck,decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-products .dl-hero__aside-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--silver);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------- 设备卡 ---------- */
.page-products .device-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
}

.page-products .device-card {
  position: relative;
  background: var(--paper-3);
  border: 1px solid var(--device-ring);
  border-radius: 26px 26px 26px 8px;
  padding: clamp(22px, 3vw, 32px);
  transition: transform 200ms ease, border-color 200ms ease;
}

.page-products .device-card:hover,
.page-products .device-card.is-open {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-products .device-card__glyph {
  display: block;
  width: 48px;
  height: 48px;
  color: var(--dai);
  margin-bottom: 14px;
}

.page-products .device-card__glyph svg {
  width: 100%;
  height: 100%;
}

.page-products .device-card .card-title {
  margin: 0 0 6px;
}

.page-products .device-card__spec {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gold);
  margin: 0 0 14px;
}

.page-products .device-card__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.page-products .device-card__toggle {
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--dai);
  background: none;
  border: 0;
  border-bottom: 1px solid var(--silver);
  padding: 4px 0;
  cursor: pointer;
}

.page-products .device-card__toggle:hover {
  border-bottom-color: var(--gold);
  color: var(--cinnabar);
}

.page-products .device-card__toggle:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

.page-products .device-card__detail {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--silver);
}

.page-products .device-card__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .device-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .device-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--dai);
}

/* ---------- 步骤轨道 ---------- */
.page-products .dl-figure {
  margin: 0 0 clamp(30px, 5vw, 54px);
}

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

.page-products .step-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-products .step-track__item {
  position: relative;
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  padding-bottom: 6px;
}

.page-products .step-track__item::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 46px;
  bottom: -22px;
  width: var(--step-rail);
  background: linear-gradient(180deg, var(--dai), transparent);
  opacity: 0.55;
}

.page-products .step-track__item:last-child::before {
  display: none;
}

.page-products .step-track__no {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--dai);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  border: 1px solid var(--gold);
}

.page-products .step-track__body .card-title {
  margin: 6px 0 10px;
}

.page-products .step-track__body p {
  max-width: 34ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 0 10px;
}

.page-products .step-track__pitfall {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--cinnabar);
  border-left: 2px solid var(--cinnabar);
  padding-left: 12px;
  margin: 0;
}

/* ---------- 兼容设置 ---------- */
.page-products .split--compat,
.page-products .split--columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
}

.page-products .section-head--flush {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-products .compat-list {
  display: grid;
  gap: 0;
  margin-top: 26px;
  border-top: 1px solid var(--silver);
}

.page-products .compat-item {
  border-bottom: 1px solid var(--silver);
  padding: 20px 0;
}

.page-products .compat-item__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-products .compat-item p {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 36ch;
  margin: 0;
}

.page-products .split__aside .callout {
  margin-top: 26px;
}

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

/* ---------- 苹果端排查折叠 ---------- */
.page-products .apple-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 52px);
  align-items: start;
}

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

.page-products .apple-grid__figures .media {
  margin: 0;
}

.page-products .apple-grid__list {
  display: grid;
  gap: 10px;
}

.page-products .fold {
  background: var(--paper-3);
  border: 1px solid var(--silver);
  border-radius: 4px 18px 18px 18px;
  transition: border-color 200ms ease, background 200ms ease;
}

.page-products .fold[open] {
  border-color: var(--cinnabar);
  background: var(--paper);
}

.page-products .fold__summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px 18px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

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

.page-products .fold__summary:hover .fold__label {
  color: var(--dai);
}

.page-products .fold__summary:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-products .fold__no {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.05em;
  border-right: 1px solid var(--silver);
  padding-right: 12px;
}

.page-products .fold__conclusion {
  margin: 0;
  padding: 0 18px 18px 72px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cinnabar);
}

/* ---------- 两栏使用 ---------- */
.page-products .split--columns .split__aside .media {
  margin: 0;
}

.page-products .card-grid--duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-products .card-grid--duo .card {
  background: var(--paper-3);
  border: 1px solid var(--silver);
  border-radius: 18px 18px 18px 4px;
  padding: 20px;
  transition: transform 200ms ease, border-color 200ms ease;
}

.page-products .card-grid--duo .card:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-products .card-grid--duo .card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.page-products .card-grid--duo .card__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0;
}

.page-products .card-grid--duo .card__pin {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 4px 4px 4px 0;
  border: 1px solid var(--silver);
  background: var(--paper);
  color: var(--mist);
  font-size: 12px;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-products .card-grid--duo .card__pin[aria-pressed="true"] {
  border-color: var(--gold);
  background: var(--gold);
  color: var(--paper-3);
}

.page-products .card-grid--duo .card__pin:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-products .card-grid--duo .card__text {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 10px 0 12px;
}

.page-products .card-grid--duo .card__meta {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gold);
  margin: 0;
}

/* ---------- 版本记录 ---------- */
.page-products .filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-products .filter-chip {
  font: inherit;
  font-size: 13.5px;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--silver);
  background: var(--paper-3);
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-products .filter-chip:hover {
  border-color: var(--dai);
  color: var(--dai);
}

.page-products .filter-chip.is-active {
  background: var(--dai);
  border-color: var(--dai);
  color: var(--paper);
}

.page-products .filter-chip:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-products .changelog-wrap {
  position: relative;
}

.page-products .changelog-bg {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0.08;
  pointer-events: none;
}

.page-products .changelog-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .log-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .log-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  background: var(--paper-3);
  border: 1px solid var(--silver);
  border-radius: 4px 18px 18px 18px;
  padding: 20px;
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-products .log-item:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-products .log-item[hidden] {
  display: none;
}

.page-products .log-item__ver {
  font-size: 20px;
  font-weight: 600;
  color: var(--dai);
  border-right: 1px solid var(--silver);
  padding-right: 14px;
  line-height: 1.4;
}

.page-products .log-item__title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 8px;
}

.page-products .log-item__desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 12px;
}

/* ---------- 帮助带 ---------- */
.page-products .help-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-products .help-band__tags .tag {
  text-decoration: none;
}

.page-products .help-band__actions {
  background: var(--paper-3);
  border: 1px solid var(--silver);
  border-radius: 22px 22px 22px 6px;
  padding: clamp(20px, 3vw, 30px);
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .help-band__actions .btn {
  justify-self: start;
}

.page-products .help-band__contact {
  margin: 6px 0 0;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--silver);
  padding-top: 16px;
}

.page-products .help-band__contact div {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 10px;
  align-items: baseline;
}

.page-products .help-band__contact dt {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--gold);
}

.page-products .help-band__contact dd {
  margin: 0;
  font-size: 14px;
  color: var(--ink);
  word-break: break-word;
}

.page-products .help-band__actions .muted {
  font-size: 13px;
  line-height: 1.7;
  margin: 0;
}

/* ---------- 相关入口 ---------- */
.page-products .related-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(30px, 5vw, 52px);
}

.page-products .related-link {
  display: grid;
  grid-template-columns: 32px 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  text-decoration: none;
  color: inherit;
  border-top: 1px solid var(--silver);
  padding-top: 16px;
  transition: color 180ms ease;
}

.page-products .related-link:hover .related-link__title {
  color: var(--cinnabar);
}

.page-products .related-link__no {
  grid-row: 1 / span 2;
  font-size: 12px;
  color: var(--gold);
  padding-top: 3px;
}

.page-products .related-link__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  transition: color 180ms ease;
}

.page-products .related-link__desc {
  grid-column: 2;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  margin-top: 6px;
}

/* ---------- 浮动入口 ---------- */
.page-products .quick-dock {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 40;
  display: grid;
  justify-items: end;
  gap: 10px;
}

.page-products .quick-dock__btn {
  font: inherit;
  font-size: 13.5px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--cinnabar);
  background: var(--paper-3);
  color: var(--cinnabar);
  cursor: pointer;
  box-shadow: 0 2px 0 var(--silver);
}

.page-products .quick-dock__btn:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

.page-products .quick-dock__panel {
  width: min(84vw, 300px);
  background: var(--paper-3);
  border: 1px solid var(--dai);
  border-radius: 18px 18px 6px 18px;
  padding: 18px;
}

.page-products .quick-dock__panel .tool-pop__list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .quick-dock__panel .tool-pop__list a {
  display: block;
  font-size: 14px;
  color: var(--dai);
  text-decoration: none;
  border-bottom: 1px solid var(--silver);
  padding-bottom: 8px;
}

.page-products .quick-dock__panel .tool-pop__list a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-products .quick-dock__note {
  font-size: 12.5px;
  line-height: 1.7;
  margin: 12px 0 0;
}

.page-products .quick-dock__note a {
  color: var(--cinnabar);
}

/* ---------- 图片与胶囊约束 ---------- */
.page-products .media img {
  max-width: 100%;
  height: auto;
}

.page-products img {
  max-width: 100%;
}

.page-products .media__frame {
  overflow: hidden;
}

.page-products .media--wide .media__frame img {
  aspect-ratio: 16 / 9;
}

.page-products .media--tall .media__frame img {
  aspect-ratio: 3 / 4;
}

.page-products .media--square .media__frame img {
  aspect-ratio: 1 / 1;
}

.page-products .btn {
  text-decoration: none;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-products .device-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .related-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-products .related-link {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .page-products .related-link__no {
    grid-row: auto;
    padding-top: 0;
    margin-bottom: 6px;
  }

  .page-products .related-link__desc {
    grid-column: 1;
  }

  .page-products .log-item {
    grid-template-columns: 92px 1fr;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-products .dl-hero__grid {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
    gap: clamp(40px, 6vw, 88px);
  }

  .page-products .dl-hero__aside {
    margin-top: 34px;
  }

  .page-products .split--compat {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }

  .page-products .split--columns {
    grid-template-columns: 1fr 1.25fr;
    align-items: start;
  }

  .page-products .split__offset {
    margin-top: -28px;
  }

  .page-products .split--compat .split__aside {
    margin-top: 34px;
  }

  .page-products .apple-grid {
    grid-template-columns: 1.05fr 1fr;
  }

  .page-products .step-track__item {
    grid-template-columns: 62px 1fr;
    gap: 24px;
  }

  .page-products .step-track__item::before {
    left: 30px;
    top: 62px;
  }

  .page-products .step-track__no {
    width: 62px;
    height: 62px;
    font-size: 19px;
  }

  .page-products .step-track {
    gap: clamp(34px, 5vw, 60px);
  }

  .page-products .step-track__body p {
    max-width: 52ch;
  }

  .page-products .help-band {
    grid-template-columns: 1.3fr 1fr;
    align-items: start;
  }

  .page-products .quick-dock {
    right: 24px;
    bottom: 24px;
    width: var(--dock-w);
  }

  .page-products .quick-dock__btn {
    width: 100%;
    justify-content: center;
  }

  .page-products .quick-dock__panel {
    width: 100%;
  }

  .page-products .fold__conclusion {
    padding-left: 88px;
  }
}

@media (min-width: 1180px) {
  .page-products .step-track__body p {
    max-width: 56ch;
  }

  .page-products .compat-item p {
    max-width: 44ch;
  }
}