.page-products {
  --pp-radius: 4px;
  --pp-panel: rgba(8, 18, 38, .55);
  --pp-panel-deep: rgba(16, 32, 74, .5);
  padding-bottom: 3rem;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding: 1.15rem 0 .25rem;
  font-size: .82rem;
  color: var(--text-dim);
}
.page-products .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.page-products .breadcrumb a:hover { color: var(--cyan); }
.page-products .breadcrumb__sep {
  margin: 0 .5rem;
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  overflow: hidden;
  padding: 1.75rem 0 2.5rem;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .dl-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(47, 224, 240, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 224, 240, .055) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(120% 95% at 82% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 95% at 82% 0%, #000 0%, transparent 72%);
  pointer-events: none;
}
.page-products .dl-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.5rem;
}
.page-products .eyebrow {
  margin: 0;
  color: var(--cyan);
  font-size: .74rem;
  letter-spacing: .14em;
}
.page-products .dl-hero__ver {
  margin: .4rem 0 .45rem;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3.2rem, 15vw, 6.5rem);
  line-height: .84;
  letter-spacing: -.035em;
  color: var(--text);
  background-image: linear-gradient(170deg, #E9EFFA 10%, #2FE0F0 115%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-products .dl-hero__vercap {
  margin: 0;
  color: var(--text-dim);
  font-size: .78rem;
  letter-spacing: .04em;
}
.page-products h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.65rem, 5.4vw, 2.6rem);
  line-height: 1.24;
  letter-spacing: -.015em;
  color: var(--text);
}
.page-products .lede {
  margin: .85rem 0 0;
  max-width: 44rem;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.85;
}
.page-products .dl-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.35rem;
}
@media (min-width: 900px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: 3rem;
    align-items: end;
  }
  .page-products .dl-hero { padding: 2.5rem 0 3rem; }
}

/* ---------- 非对称栅格 ---------- */
.page-products .layout { display: block; }
.page-products .rail { margin: 1.5rem 0 0; }
.page-products .rail-nav {
  border: 1px solid var(--line-soft);
  border-radius: var(--pp-radius);
  background: rgba(5, 12, 28, .55);
  padding: .7rem;
}
.page-products .rail__title {
  margin: .1rem 0 .6rem .6rem;
  color: var(--text-dim);
  font-size: .7rem;
  letter-spacing: .14em;
}
.page-products .rail-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: .4rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-products .rail-nav__list::-webkit-scrollbar { display: none; }
.page-products .rail-nav__list li { flex: 0 0 auto; }
.page-products .rail-link {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem .6rem;
  border-bottom: 2px solid transparent;
  border-radius: 3px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: .88rem;
  line-height: 1.4;
  white-space: nowrap;
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.page-products .rail-link:hover {
  color: var(--text);
  background: rgba(47, 224, 240, .07);
}
.page-products .rail-link[aria-current="true"] {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  background: rgba(47, 224, 240, .09);
}
.page-products .rail-link__idx {
  font-size: .7rem;
  color: inherit;
  opacity: .7;
  letter-spacing: .06em;
}
@media (min-width: 1024px) {
  .page-products .layout {
    display: grid;
    grid-template-columns: var(--rail) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }
  .page-products .rail {
    margin-top: 2.5rem;
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }
  .page-products .rail__title { margin-left: .2rem; }
  .page-products .rail-nav__list {
    flex-direction: column;
    overflow: visible;
  }
  .page-products .rail-nav__list li { flex: none; }
  .page-products .rail-link {
    border-bottom: 0;
    border-left: 2px solid transparent;
    white-space: normal;
  }
  .page-products .rail-link[aria-current="true"] {
    border-left-color: var(--cyan);
    border-bottom-color: transparent;
  }
}

/* ---------- 章节通用 ---------- */
.page-products .section {
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .section--deep {
  background: var(--pp-panel-deep);
  border-radius: var(--pp-radius);
  border-bottom: 0;
  padding: 1.6rem 1.15rem 1.9rem;
  margin: 1rem 0;
}
.page-products .section-head { margin-bottom: 1.4rem; }
.page-products .section-head__title {
  margin: 0 0 .5rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.4rem, 4.4vw, 1.95rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--text);
}
.page-products .section-head__note {
  margin: 0;
  max-width: 48ch;
  color: var(--text-dim);
  font-size: .93rem;
  line-height: 1.75;
}
.page-products .footnote {
  margin: 1.25rem 0 0;
  padding-left: .75rem;
  border-left: 2px solid var(--line);
  color: var(--text-dim);
  font-size: .85rem;
  line-height: 1.75;
}
.page-products .footnote a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 224, 240, .35);
}
.page-products .footnote a:hover { border-bottom-color: var(--cyan); }

/* ---------- 媒体 ---------- */
.page-products .media { margin: 1.2rem 0; }
.page-products .media__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--pp-radius);
  background: rgba(16, 32, 74, .6);
}
.page-products .media__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .media__cap {
  margin: .6rem 0 0;
  color: var(--text-dim);
  font-size: .8rem;
  line-height: 1.6;
}

/* ---------- 版本双卡 ---------- */
.page-products .ver-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.2rem;
}
@media (min-width: 720px) {
  .page-products .ver-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.page-products .ver-card {
  position: relative;
  overflow: hidden;
  padding: 1.2rem 1.1rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: linear-gradient(180deg, rgba(16, 32, 74, .92), rgba(8, 18, 38, .92));
}
.page-products .ver-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), transparent 72%);
}
.page-products .ver-card--android::before {
  background: linear-gradient(90deg, var(--orange), transparent 72%);
}
.page-products .ver-card__idx {
  margin: 0;
  color: var(--text-dim);
  font-size: .72rem;
  letter-spacing: .12em;
}
.page-products .ver-card__ver {
  margin: .2rem 0 .9rem;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 11vw, 3.5rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--text);
}
.page-products .ver-card__meta {
  margin: 0;
  display: grid;
  gap: .55rem;
}
.page-products .ver-card__meta > div {
  display: grid;
  grid-template-columns: 5.6rem minmax(0, 1fr);
  gap: .7rem;
  align-items: baseline;
  padding-bottom: .55rem;
  border-bottom: 1px dashed var(--line-soft);
}
.page-products .ver-card__meta > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-products .ver-card__meta dt {
  color: var(--text-dim);
  font-size: .8rem;
}
.page-products .ver-card__meta dd {
  margin: 0;
  color: var(--text);
  font-size: .9rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.page-products .ver-card__note {
  margin: .9rem 0 0;
  color: var(--text-dim);
  font-size: .86rem;
  line-height: 1.7;
}
.page-products .dot--live {
  display: inline-block;
  width: .46rem;
  height: .46rem;
  margin-right: .4rem;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(107, 242, 164, .18);
  vertical-align: middle;
  animation: pp-live 1.6s var(--ease) infinite;
}
@keyframes pp-live {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.28); opacity: .72; }
}

/* ---------- 复制入口 ---------- */
.page-products .copyfield {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .7rem;
  margin-top: 1.2rem;
  padding: .8rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: rgba(5, 12, 28, .6);
}
.page-products .copyfield__value {
  flex: 1 1 12rem;
  min-width: 0;
  color: var(--text-dim);
  font-size: .8rem;
  overflow-wrap: anywhere;
}
.page-products .copyfield__btn {
  border: 1px solid var(--cyan);
  border-radius: 2px;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  padding: .45rem .8rem;
  cursor: pointer;
  transition: background .12s var(--ease), color .12s var(--ease);
}
.page-products .copyfield__btn:hover { background: rgba(47, 224, 240, .14); }
.page-products .copyfield__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 下载前确认 ---------- */
.page-products .check-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}
@media (min-width: 760px) {
  .page-products .check-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.page-products .check-item {
  padding: 1.05rem 1rem;
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--cyan);
  border-radius: 3px;
  background: rgba(5, 12, 28, .5);
}
.page-products .check-item__num {
  display: block;
  color: var(--cyan);
  font-size: .72rem;
  letter-spacing: .12em;
}
.page-products .check-item__title {
  margin: .55rem 0 .4rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--text);
}
.page-products .check-item p {
  margin: 0;
  color: var(--text-dim);
  font-size: .89rem;
  line-height: 1.78;
}

/* ---------- 步骤轨道 ---------- */
.page-products .steps {
  list-style: none;
  margin: .5rem 0 0;
  padding: 0;
}
.page-products .step {
  position: relative;
  padding: 0 0 1.7rem 3rem;
}
.page-products .step::before {
  content: "";
  position: absolute;
  left: 1.02rem;
  top: 2.35rem;
  bottom: .2rem;
  width: 1px;
  background: linear-gradient(180deg, rgba(47, 224, 240, .55), rgba(30, 53, 96, .12));
}
.page-products .step:last-child {
  padding-bottom: 0;
}
.page-products .step:last-child::before { display: none; }
.page-products .step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 2.05rem;
  height: 2.05rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: var(--navy-800);
  color: var(--cyan);
  font-size: .84rem;
}
.page-products .step__title {
  margin: .3rem 0 .45rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  line-height: 1.45;
  color: var(--text);
}
.page-products .step__body p {
  margin: 0 0 .5rem;
  color: var(--text-dim);
  font-size: .91rem;
  line-height: 1.8;
}
.page-products .step__body .step__result {
  margin: .55rem 0 0;
  padding-left: .65rem;
  border-left: 2px solid rgba(107, 242, 164, .5);
  color: var(--green);
  font-size: .85rem;
  line-height: 1.7;
}

/* ---------- 新版入口变化 ---------- */
.page-products .change-grid {
  display: grid;
  gap: .9rem;
}
@media (min-width: 860px) {
  .page-products .change-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.page-products .change-card {
  padding: 1.1rem 1rem;
  border: 1px solid var(--line-soft);
  border-radius: 3px;
  background: rgba(5, 12, 28, .5);
}
.page-products .change-card__tag {
  margin: 0;
  color: var(--orange);
  font-size: .7rem;
  letter-spacing: .14em;
}
.page-products .change-card h3 {
  margin: .55rem 0 .45rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--text);
}
.page-products .change-card p {
  margin: 0;
  color: var(--text-dim);
  font-size: .89rem;
  line-height: 1.78;
}
.page-products .change-card a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 224, 240, .35);
}
.page-products .change-card a:hover { border-bottom-color: var(--cyan); }

/* ---------- 故障排查 ---------- */
.page-products .fix-list {
  display: grid;
  gap: .55rem;
  margin-top: 1.1rem;
}
.page-products .fix-item {
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: 3px;
  background: rgba(5, 12, 28, .55);
}
.page-products .fix-item summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .9rem 1rem;
  color: var(--text);
  font-size: .97rem;
  cursor: pointer;
  list-style: none;
  transition: background .15s var(--ease);
}
.page-products .fix-item summary:hover { background: rgba(47, 224, 240, .06); }
.page-products .fix-item summary::-webkit-details-marker { display: none; }
.page-products .fix-item summary::after {
  content: "+";
  margin-left: auto;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
}
.page-products .fix-item[open] summary::after { content: "−"; }
.page-products .fix-item[open] summary { border-bottom: 1px solid var(--line-soft); }
.page-products .fix-item__body { padding: .9rem 1rem 1.05rem; }
.page-products .fix-item__body p {
  margin: 0 0 .6rem;
  color: var(--text-dim);
  font-size: .89rem;
  line-height: 1.8;
}
.page-products .fix-item__body p:last-child { margin-bottom: 0; }

/* ---------- 反馈收尾 ---------- */
.page-products .ticket-card {
  display: grid;
  gap: 1.15rem;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: linear-gradient(160deg, rgba(16, 32, 74, .85), rgba(5, 12, 28, .92));
}
.page-products .ticket-card .media { margin: 0; }
.page-products .ticket-card__body h2 {
  margin: 0 0 .6rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.3rem, 4vw, 1.75rem);
  line-height: 1.3;
  color: var(--text);
}
.page-products .ticket-card__body > p {
  margin: 0;
  color: var(--text-dim);
  font-size: .92rem;
  line-height: 1.8;
}
.page-products .ticket-card__meta {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .45rem;
}
.page-products .ticket-card__meta li {
  display: flex;
  gap: .75rem;
  align-items: baseline;
  color: var(--text);
  font-size: .9rem;
  overflow-wrap: anywhere;
}
.page-products .ticket-card__meta span {
  flex: 0 0 3rem;
  color: var(--text-dim);
  font-size: .75rem;
  letter-spacing: .06em;
}
.page-products .ticket-card__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.25rem;
}
@media (min-width: 860px) {
  .page-products .ticket-card {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: 2rem;
    align-items: center;
    padding: 1.75rem;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .dot--live { animation: none; }
  .page-products [data-reveal] { opacity: 1; transform: none; }
}
</main>