.page-products {
  --svc-line: rgba(231, 200, 122, 0.42);
  --svc-shadow: 0 18px 40px -28px rgba(14, 59, 54, 0.65);
  background: var(--cream);
  color: var(--ink);
}

.page-products .breadcrumb {
  padding: 1.15rem 0 0.25rem;
  font-size: var(--step--1);
}

.page-products .title-serif {
  font-family: var(--font-display);
  color: var(--lagoon);
  letter-spacing: -0.01em;
  line-height: 1.18;
}

.page-products .lede {
  max-width: 36ch;
  font-family: var(--font-body);
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-products .svc-more {
  display: inline-block;
  margin-top: 0.5rem;
  color: var(--brick);
  font-size: var(--step--1);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.page-products .svc-more:hover,
.page-products .svc-more:focus-visible {
  color: var(--lagoon);
}

/* ---------- 首屏 ---------- */
.page-products .svc-hero {
  padding: 1.25rem 0 2.75rem;
}

.page-products .svc-hero__grid {
  display: grid;
  gap: 1.75rem;
}

.page-products .svc-hero__intro h1 {
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  margin: 0.5rem 0 1rem;
}

.page-products .section-label {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  color: var(--tide);
}

.page-products .svc-legend {
  list-style: none;
  margin: 1.75rem 0 1.25rem;
  padding: 0;
  border-top: 1px solid var(--hair-light);
}

.page-products .svc-legend__item {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 0.15rem 0.75rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--hair-light);
}

.page-products .svc-legend__no {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--dusk);
  grid-row: span 2;
  padding-top: 0.2rem;
}

.page-products .svc-legend__link {
  color: var(--lagoon);
  font-family: var(--font-body);
  font-size: var(--step-1);
  font-weight: 600;
  text-decoration: none;
  border-left: 3px solid transparent;
  padding-left: 0.5rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-products .svc-legend__link:hover,
.page-products .svc-legend__link:focus-visible {
  border-left-color: var(--dusk);
  color: var(--tide);
}

.page-products .svc-legend__desc {
  grid-column: 2;
  padding-left: 0.5rem;
  font-size: var(--step--1);
  color: var(--ink-soft);
  line-height: 1.6;
}

.page-products .svc-hero__foot {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--mist);
  letter-spacing: 0.06em;
}

.page-products .svc-hero__aside {
  display: grid;
  gap: 1rem;
}

.page-products .svc-hero__media {
  border-radius: 0;
}

.page-products .svc-status {
  background: var(--lagoon);
  color: var(--cream);
  padding: 1.35rem 1.4rem 1.5rem;
  box-shadow: var(--svc-shadow);
}

.page-products .svc-status__label {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--pale);
  letter-spacing: 0.08em;
  margin: 0 0 0.6rem;
}

.page-products .svc-status__value {
  margin: 0 0 0.7rem;
}

.page-products .svc-status__note {
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--cream-soft);
  margin: 0 0 1.1rem;
}

/* ---------- 通用章节 ---------- */
.page-products .svc-section {
  padding: 2.75rem 0;
}

.page-products .svc-head {
  margin-bottom: 1.75rem;
}

.page-products .svc-head h2 {
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  margin: 0.45rem 0 0.8rem;
}

.page-products .svc-head--onDark .title-serif {
  color: var(--cream);
}

.page-products .svc-head--onDark .section-label {
  color: var(--pale);
}

.page-products .svc-head--onDark .lede {
  color: var(--cream-soft);
}

.page-products .rule-slant {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--svc-line) 18%, var(--svc-line) 72%, transparent);
  transform: skewX(-16deg);
  opacity: 0.85;
}

/* ---------- 索引卡 ---------- */
.page-products .svc-cards {
  display: grid;
  gap: 1rem;
}

.page-products .svc-card {
  background: var(--paper);
  border: 1px solid var(--hair-light);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-products .svc-card[open] {
  background: var(--cream);
  box-shadow: var(--svc-shadow);
}

.page-products .svc-card:hover,
.page-products .svc-card:focus-within {
  transform: translateY(-2px);
}

.page-products .svc-card__summary {
  display: grid;
  grid-template-columns: 2rem 1fr auto;
  align-items: baseline;
  gap: 0.5rem;
  padding: 1.05rem 1.1rem;
  cursor: pointer;
  list-style: none;
}

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

.page-products .svc-card__summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--dusk);
  font-size: var(--step-0);
}

.page-products .svc-card[open] .svc-card__summary::after {
  content: "－";
}

.page-products .svc-card__no {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--brick);
}

.page-products .svc-card__title {
  font-family: var(--font-body);
  font-size: var(--step-1);
  font-weight: 600;
  color: var(--lagoon);
  line-height: 1.4;
}

.page-products .svc-card__hint {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--mist);
  letter-spacing: 0.05em;
}

.page-products .svc-card__body {
  padding: 0 1.1rem 1.2rem;
  border-top: 1px dashed var(--hair-light);
  margin-top: 0.2rem;
}

.page-products .svc-card__body p {
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--ink-soft);
  margin: 0.9rem 0 0.6rem;
}

.page-products .svc-card__list {
  margin: 0;
  padding-left: 1.1rem;
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 安卓版流程 ---------- */
.page-products .svc-install {
  position: relative;
  background: var(--lagoon);
  overflow: hidden;
  isolation: isolate;
}

.page-products .svc-install__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  z-index: -1;
}

.page-products .svc-install__inner {
  position: relative;
}

.page-products .svc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
  counter-reset: step;
}

.page-products .svc-step {
  position: relative;
  background: rgba(247, 240, 225, 0.06);
  border-top: 2px solid var(--svc-line);
  padding: 1rem 1.05rem 1.15rem;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-products .svc-step:hover,
.page-products .svc-step:focus-within {
  background: rgba(247, 240, 225, 0.12);
  border-top-color: var(--dusk);
}

.page-products .svc-step__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--pale);
}

.page-products .svc-step__title {
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--cream);
  margin: 0.35rem 0 0.4rem;
}

.page-products .svc-step__text {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--cream-soft);
}

.page-products .svc-install__foot {
  margin-top: 1.6rem;
  display: grid;
  gap: 0.9rem;
  align-items: center;
  padding-top: 1.2rem;
  border-top: 1px solid var(--svc-line);
}

.page-products .svc-install__note {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--cream-soft);
}

/* ---------- 记录与对照 ---------- */
.page-products .svc-records {
  background: var(--cream);
}

.page-products .svc-records__grid {
  display: grid;
  gap: 1.75rem;
}

.page-products .svc-records__intro h2 {
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  margin: 0.45rem 0 0.8rem;
}

.page-products .svc-records__media {
  margin-top: 1.25rem;
}

.page-products .cmp {
  background: var(--paper);
  border: 1px solid var(--hair-light);
  padding: 1rem;
}

.page-products .cmp-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .cmp-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.page-products .cmp-tab {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.04em;
  padding: 0.5rem 0.85rem;
  color: var(--lagoon);
  background: var(--cream);
  border: 1px solid var(--hair-light);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-products .cmp-input:focus-visible ~ .cmp-tabs .cmp-tab {
  outline: 2px solid var(--brick);
  outline-offset: 2px;
}

.page-products #cmp-a:checked ~ .cmp-tabs .cmp-tab[for="cmp-a"],
.page-products #cmp-b:checked ~ .cmp-tabs .cmp-tab[for="cmp-b"] {
  background: var(--lagoon);
  color: var(--cream);
  border-color: var(--lagoon);
}

.page-products .cmp-panel {
  display: none;
  animation: svc-fade 0.25s ease both;
}

.page-products #cmp-a:checked ~ .cmp-panels .cmp-panel--a,
.page-products #cmp-b:checked ~ .cmp-panels .cmp-panel--b {
  display: block;
}

@keyframes svc-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.page-products .cmp-list {
  margin: 0;
}

.page-products .cmp-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--hair-light);
}

.page-products .cmp-row dt {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--brick);
  letter-spacing: 0.04em;
}

.page-products .cmp-row dd {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-products .cmp-foot {
  margin: 1rem 0 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 通道状态 ---------- */
.page-products .svc-channel {
  background: linear-gradient(180deg, var(--cream) 0%, var(--paper) 100%);
}

.page-products .svc-states {
  display: grid;
  gap: 1rem;
}

.page-products .svc-state {
  background: var(--cream);
  border: 1px solid var(--hair-light);
  padding: 1.25rem 1.2rem 1.35rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-products .svc-state:hover,
.page-products .svc-state:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--svc-shadow);
}

.page-products .svc-state--live {
  background: var(--lagoon);
  border-color: var(--dusk);
}

.page-products .svc-state--live .svc-state__title {
  color: var(--cream);
}

.page-products .svc-state--live p {
  color: var(--cream-soft);
}

.page-products .svc-state__title {
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--lagoon);
  margin: 0.65rem 0 0.5rem;
  line-height: 1.42;
}

.page-products .svc-state p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------- 版本节奏 ---------- */
.page-products .svc-rhythm {
  background: var(--cream);
}

.page-products .svc-rhythm__grid {
  display: grid;
  gap: 1.5rem;
}

.page-products .svc-rhythm__intro h2 {
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  margin: 0.45rem 0 0.8rem;
}

.page-products .svc-facts {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  border-top: 1px solid var(--hair-light);
}

.page-products .svc-facts li {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--hair-light);
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-products .svc-facts__k {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--tide);
  padding-top: 0.15rem;
}

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

.page-products .svc-band {
  display: flex;
  gap: 0.9rem;
  overflow-x: auto;
  padding: 0.35rem 0 1rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .svc-band:focus-visible {
  outline: 2px solid var(--brick);
  outline-offset: 4px;
}

.page-products .svc-band__card {
  flex: 0 0 15.5rem;
  scroll-snap-align: start;
  background: var(--paper);
  border: 1px solid var(--hair-light);
  padding: 1rem 1rem 1.15rem;
  display: grid;
  gap: 0.5rem;
  align-content: start;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-products .svc-band__card:hover {
  transform: translateY(-2px);
  box-shadow: var(--svc-shadow);
}

.page-products .svc-band__time {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin: 0;
}

.page-products .svc-band__ver {
  font-family: var(--font-mono);
  font-size: var(--step-2);
  color: var(--lagoon);
  margin: 0;
  letter-spacing: 0.02em;
}

.page-products .svc-band__desc {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 订阅提醒 ---------- */
.page-products .svc-alerts {
  background: var(--paper);
}

.page-products .svc-alerts__grid {
  display: grid;
  gap: 1.75rem;
}

.page-products .svc-alerts__intro h2 {
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  margin: 0.45rem 0 0.8rem;
}

.page-products .svc-alert-opts {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.35rem;
}

.page-products .svc-alert-opt {
  background: var(--cream);
  border-left: 3px solid var(--dusk);
  padding: 0.9rem 1rem;
}

.page-products .svc-alert-opt__k {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--brick);
  margin: 0 0 0.35rem;
  letter-spacing: 0.06em;
}

.page-products .svc-alert-opt p:last-child {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-products .svc-alerts__note {
  margin: 1.1rem 0 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .svc-alerts__frame {
  border: 1px solid var(--hair-light);
}

.page-products .svc-alerts__media .media-caption {
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 下一页 ---------- */
.page-products .svc-next {
  background: var(--lagoon);
  padding: 2.5rem 0 3rem;
}

.page-products .svc-next__inner {
  display: grid;
  gap: 1.5rem;
}

.page-products .svc-next .section-label {
  color: var(--pale);
}

.page-products .svc-next h2 {
  font-size: clamp(1.45rem, 4.4vw, 2.2rem);
  color: var(--cream);
  margin: 0.45rem 0 0.7rem;
}

.page-products .svc-next .lede {
  color: var(--cream-soft);
}

.page-products .svc-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 桌面 ---------- */
@media (min-width: 720px) {
  .page-products .svc-cards {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-products .svc-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .svc-states {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }

  .page-products .svc-install__foot {
    grid-template-columns: 1fr auto;
  }

  .page-products .svc-alert-opts {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .svc-next__inner {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-products .svc-hero {
    padding-top: 2rem;
  }

  .page-products .svc-hero__grid {
    grid-template-columns: 0.92fr 1.08fr;
    gap: 3rem;
    align-items: start;
  }

  .page-products .svc-hero__aside {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: end;
    gap: 1.1rem;
  }

  .page-products .svc-section {
    padding: 3.5rem 0;
  }

  .page-products .svc-cards {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .page-products .svc-card:nth-child(2) {
    margin-top: 1.5rem;
  }

  .page-products .svc-card:nth-child(3) {
    margin-top: 3rem;
  }

  .page-products .svc-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.1rem;
  }

  .page-products .svc-install__inner {
    padding-top: 0.5rem;
  }

  .page-products .svc-records__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
    align-items: start;
  }

  .page-products .cmp {
    margin-top: 2.5rem;
    padding: 1.35rem;
  }

  .page-products .svc-rhythm__grid {
    grid-template-columns: 1.15fr 0.55fr;
    grid-template-areas:
      "intro side"
      "band band";
    gap: 1.75rem 2.5rem;
    align-items: start;
  }

  .page-products .svc-rhythm__intro { grid-area: intro; }
  .page-products .svc-rhythm__side { grid-area: side; }
  .page-products .svc-band { grid-area: band; }

  .page-products .svc-band__card {
    flex: 0 0 18rem;
  }

  .page-products .svc-alerts__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.5rem;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .svc-card,
  .page-products .svc-state,
  .page-products .svc-band__card,
  .page-products .svc-legend__link {
    transition: none;
  }

  .page-products .cmp-panel {
    animation: none;
  }
}