.page-products {
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
  padding-bottom: 4rem;
}

/* 面包屑 */
.page-products .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding: 1.5rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--mute);
}
.page-products .crumbs a {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-products .crumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-products .crumbs__sep {
  color: var(--line);
}
.page-products .crumbs [aria-current="page"] {
  color: var(--gold);
}

/* 首屏 */
.page-products .prod-hero {
  padding: 2rem 0 2.5rem;
}
.page-products .prod-hero__inner {
  border-bottom: var(--bd) solid var(--line);
  padding-bottom: 2.5rem;
}
.page-products .prod-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 1.1rem;
}
.page-products .prod-hero__title {
  margin: 0 0 1.15rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(2.1rem, 7.5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 22ch;
}
.page-products .prod-hero__lede {
  max-width: 62ch;
  margin: 0 0 1.75rem;
  color: var(--paper);
  font-size: 1rem;
  line-height: 1.8;
}
.page-products .prod-hero__lede::first-letter {
  color: var(--gold-lit);
}
.page-products .prod-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: var(--bd) solid var(--line);
}
.page-products .prod-hero__stats li {
  background: var(--panel);
  padding: 0.9rem 1rem;
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}
.page-products .prod-hero__num {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
}
.page-products .prod-hero__lab {
  font-size: 0.82rem;
  color: var(--mute);
  letter-spacing: 0.03em;
}

/* 通用章节 */
.page-products .prod-sec {
  padding: 3rem 0;
  border-bottom: var(--bd) solid var(--line);
}
.page-products .prod-sec--alt {
  background: linear-gradient(180deg, var(--panel) 0%, var(--ink) 100%);
}
.page-products .prod-sec__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: start;
}
.page-products .prod-sec__idx {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gold);
  padding-top: 0.35rem;
  border-top: var(--bd) solid var(--gold);
  min-width: 2.4rem;
}
.page-products .prod-sec__lead h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(1.55rem, 5vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--paper);
  max-width: 24ch;
}
.page-products .prod-sec__lead .lede {
  margin: 0;
  max-width: 62ch;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--paper);
}

/* 设备横向滑轨 */
.page-products .prod-devices {
  margin-bottom: 1.75rem;
}
.page-products .prod-devices__rail {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--gold) var(--line);
  padding-bottom: 0.9rem;
  margin-inline: calc(var(--gutter) * -1);
  padding-inline: var(--gutter);
}
.page-products .prod-devices__rail::-webkit-scrollbar {
  height: 6px;
}
.page-products .prod-devices__rail::-webkit-scrollbar-track {
  background: var(--line);
}
.page-products .prod-devices__rail::-webkit-scrollbar-thumb {
  background: var(--gold);
}
.page-products .prod-devcard {
  flex: 0 0 min(80vw, 320px);
  scroll-snap-align: start;
  border: var(--bd) solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
  padding: 1.2rem 1.15rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.page-products .prod-devcard__head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.7rem;
}
.page-products .prod-devcard__idx {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.page-products .prod-devcard__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
}
.page-products .prod-devcard__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--paper);
}
.page-products .prod-devcard__caps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.page-products .prod-devcard__caps .tag {
  border: 1px solid var(--line);
  color: var(--cyan);
  font-size: 0.74rem;
  padding: 0.28rem 0.6rem;
  background: var(--ink);
}
.page-products .prod-devcard__note {
  margin: auto 0 0;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--mute);
}
.page-products .prod-rail-hint {
  margin: 0.15rem 0 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--mute);
}
.page-products .prod-rail-hint::before {
  content: "← ";
  color: var(--cyan);
}

/* 图片容器 */
.page-products .prod-fig {
  margin: 0;
  border: var(--bd) solid var(--line);
  background: linear-gradient(155deg, var(--panel) 0%, var(--ink) 72%);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}
.page-products .prod-fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .prod-fig figcaption {
  padding: 0.7rem 0.95rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--mute);
  background: var(--ink);
}

/* 检索章节 */
.page-products .prod-search {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.15rem;
}
.page-products .prod-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  border-left: var(--bd) solid var(--line);
  padding-left: 1rem;
}
.page-products .prod-step__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}
.page-products .prod-step__t {
  margin: 0 0 0.35rem;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}
.page-products .prod-step p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--paper);
}
.page-products .prod-panel {
  border: var(--bd) solid var(--line);
  background: var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 0.75rem;
}
.page-products .prod-svg {
  display: block;
  width: 100%;
  height: auto;
}

/* 版本对照 */
.page-products .prod-compare {
  display: grid;
  gap: 1.5rem;
}
.page-products .prod-compare__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}
.page-products .prod-cmp {
  border: var(--bd) solid var(--line);
  border-left-width: 6px;
  border-left-color: var(--gold);
  background: var(--panel);
  padding: 1.05rem 1.1rem;
}
.page-products .prod-cmp__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold-lit);
  margin-bottom: 0.5rem;
}
.page-products .prod-cmp__t {
  margin: 0 0 0.4rem;
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--paper);
}
.page-products .prod-cmp p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--paper);
}

/* iOS 章节 */
.page-products .prod-sec--ios {
  background:
    radial-gradient(circle at 88% 12%, rgba(53, 224, 208, 0.16) 0%, transparent 46%),
    linear-gradient(180deg, var(--ink) 0%, #08211c 100%);
}
.page-products .prod-ios {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}
.page-products .prod-ios__steps {
  display: grid;
  gap: 1rem;
}
.page-products .prod-iostep {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  border: var(--bd) solid var(--line);
  background: rgba(11, 43, 36, 0.82);
  padding: 1.05rem 1.1rem;
}
.page-products .prod-iostep__num {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 0.9;
  color: var(--gold);
  min-width: 1.6rem;
}
.page-products .prod-iostep__t {
  margin: 0 0 0.35rem;
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--paper);
}
.page-products .prod-iostep p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--paper);
}

/* 检查清单 */
.page-products .prod-check {
  display: grid;
  gap: 1.5rem;
}
.page-products .prod-check__list {
  display: grid;
  gap: 0.75rem;
}
.page-products .prod-acc {
  border: var(--bd) solid var(--line);
  background: var(--panel);
}
.page-products .prod-acc__q {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.8rem;
  align-items: center;
  padding: 0.95rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper);
}
.page-products .prod-acc__q::-webkit-details-marker {
  display: none;
}
.page-products .prod-acc__q::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--cyan);
  transition: transform 0.2s var(--ease);
}
.page-products .prod-acc[open] .prod-acc__q::after {
  transform: rotate(45deg);
}
.page-products .prod-acc__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}
.page-products .prod-acc__no {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gold);
}
.page-products .prod-acc__txt {
  min-width: 0;
}
.page-products .prod-acc__a {
  margin: 0;
  padding: 0 1rem 1.05rem 2.6rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper);
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
}

/* 收束 CTA */
.page-products .prod-cta {
  margin-top: 2.25rem;
  border: var(--bd) solid var(--line);
  border-left-width: 6px;
  border-left-color: var(--cyan);
  background: linear-gradient(135deg, var(--panel) 0%, var(--ink) 100%);
  box-shadow: var(--shadow-hard);
  padding: 1.5rem 1.25rem;
  display: grid;
  gap: 1.25rem;
}
.page-products .prod-cta__t {
  margin: 0 0 0.5rem;
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--paper);
}
.page-products .prod-cta__text p {
  margin: 0;
  max-width: 54ch;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mute);
}
.page-products .prod-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.page-products .prod-cta__acts .btn {
  border: var(--bd) solid var(--gold);
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.7rem 1.35rem;
  text-decoration: none;
  box-shadow: 4px 4px 0 rgba(18, 61, 51, 0.85);
}
.page-products .prod-cta__acts .btn--ghost {
  background: transparent;
  color: var(--cyan);
  border-color: var(--cyan);
}
.page-products .prod-cta__acts .btn--ghost:hover {
  background: rgba(53, 224, 208, 0.1);
}

/* 页尾返回 */
.page-products .prod-back {
  padding-top: 2rem;
}
.page-products .prod-back__link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}
.page-products .prod-back__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* 桌面端 */
@media (min-width: 780px) {
  .page-products .prod-hero {
    padding: 3rem 0 3.5rem;
  }
  .page-products .prod-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .prod-sec {
    padding: 4rem 0;
  }
  .page-products .prod-sec__head {
    grid-template-columns: 3.5rem 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
  }
  .page-products .prod-devcard {
    flex: 0 0 clamp(300px, 36%, 400px);
  }
  .page-products .prod-search,
  .page-products .prod-compare,
  .page-products .prod-check {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 2rem;
  }
  .page-products .prod-ios {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 2rem;
  }
  .page-products .prod-cta {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 1.75rem 2rem;
  }
  .page-products .prod-cta__acts {
    justify-content: flex-end;
  }
}

@media (min-width: 1080px) {
  .page-products .prod-hero__inner {
    padding-bottom: 3rem;
  }
  .page-products .prod-compare__list {
    gap: 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-acc__q::after {
    transition: none;
  }
}