.page-products {
  --pp-line: rgba(139, 92, 246, .30);
  --pp-line-soft: rgba(155, 161, 180, .16);
  --pp-glow: rgba(139, 92, 246, .35);
}

.page-products [id] {
  scroll-margin-top: 110px;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(32px, 5vw, 56px);
  background:
    radial-gradient(120% 95% at 86% -14%, rgba(139, 92, 246, .34), transparent 62%),
    radial-gradient(90% 70% at -6% 4%, rgba(56, 189, 248, .16), transparent 64%);
  border-bottom: 1px solid var(--pp-line);
  overflow: hidden;
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--violet), var(--blue) 46%, var(--pink));
  opacity: .8;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 22px;
}

.page-products .breadcrumb a {
  color: var(--blue);
  text-decoration: none;
}

.page-products .breadcrumb a:hover {
  text-decoration: underline;
}

.page-products .hero-eyebrow {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--violet-soft);
  margin: 0 0 14px;
}

.page-products .hero-title {
  font-size: clamp(30px, 6.4vw, 58px);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.1;
  margin: 0 0 18px;
  color: var(--white);
  max-width: 16em;
}

.page-products .hero-lede {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--text-dim);
  max-width: 60ch;
  margin: 0 0 26px;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.page-products .hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0;
}

.page-products .metric {
  background: var(--bg-card);
  padding: 16px 18px;
}

.page-products .metric dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.page-products .metric dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .metric-num {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: -.02em;
}

.page-products .metric-unit {
  font-size: 12px;
  color: var(--text-dim);
}

@media (min-width: 640px) {
  .page-products .hero-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 主体两栏骨架 ---------- */
.page-products .prod-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

@media (min-width: 1080px) {
  .page-products .prod-layout {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }
}

.page-products .prod-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 10px;
  scrollbar-width: none;
  border-bottom: 1px solid var(--pp-line-soft);
}

.page-products .prod-rail::-webkit-scrollbar {
  display: none;
}

.page-products .rail-title {
  display: none;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--text-dim);
  margin: 0 0 12px;
}

.page-products .rail-link {
  flex: 0 0 auto;
  display: block;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--pp-line-soft);
  background: rgba(15, 18, 25, .7);
  color: var(--text-dim);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-products .rail-link:hover,
.page-products .rail-link[aria-current="true"] {
  color: var(--white);
  border-color: var(--pp-line);
  background: rgba(139, 92, 246, .18);
}

@media (min-width: 1080px) {
  .page-products .prod-rail {
    position: sticky;
    top: 106px;
    display: block;
    overflow: visible;
    padding: 0;
    border-bottom: 0;
    border-left: 2px solid var(--pp-line-soft);
    padding-left: 16px;
  }

  .page-products .rail-title {
    display: block;
  }

  .page-products .rail-link {
    padding: 6px 0;
    border: 0;
    background: none;
    border-radius: 0;
    font-size: 14px;
    color: var(--text-dim);
    position: relative;
  }

  .page-products .rail-link::before {
    content: "";
    position: absolute;
    left: -18px;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 0;
    background: var(--violet);
    transition: height .24s ease;
  }

  .page-products .rail-link:hover,
  .page-products .rail-link[aria-current="true"] {
    background: none;
    color: var(--white);
  }

  .page-products .rail-link[aria-current="true"]::before {
    height: 20px;
    box-shadow: 0 0 12px var(--pp-glow);
  }
}

/* ---------- 章节骨架 ---------- */
.page-products .prod-body {
  min-width: 0;
}

.page-products .prod-sec {
  margin-top: clamp(40px, 6vw, 84px);
  padding-top: clamp(28px, 4vw, 48px);
  border-top: 1px solid var(--pp-line-soft);
}

.page-products .prod-sec:first-child {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 0;
  border-top: 0;
}

.page-products .section-head {
  margin-bottom: 26px;
}

.page-products .section-index {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--violet);
  margin: 0 0 12px;
  padding: 3px 10px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-pill);
  background: rgba(139, 92, 246, .10);
}

.page-products .sec-title {
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.24;
  color: var(--white);
  margin: 0 0 14px;
}

.page-products .sec-lede {
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.9;
  color: var(--text-dim);
  max-width: 66ch;
  margin: 0;
}

.page-products .sub-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 14px;
}

/* ---------- 图 ---------- */
.page-products .figure {
  margin: 0 0 26px;
}

.page-products .figure-frame {
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-050);
  box-shadow: 0 30px 60px -46px rgba(0, 0, 0, .95);
}

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

.page-products .figure-cap {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: .02em;
}

.page-products .prod-overview-figure {
  margin-bottom: 22px;
}

/* ---------- 分类图例 + 横向滚动带 ---------- */
.page-products .cat-legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 0 0 18px;
  padding: 0;
}

.page-products .cat-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
}

.page-products .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.page-products .dot--violet { background: var(--violet); box-shadow: 0 0 10px rgba(139, 92, 246, .8); }
.page-products .dot--blue { background: var(--blue); box-shadow: 0 0 10px rgba(56, 189, 248, .8); }
.page-products .dot--pink { background: var(--pink); box-shadow: 0 0 10px rgba(255, 77, 157, .8); }
.page-products .dot--gold { background: var(--gold); box-shadow: 0 0 10px rgba(242, 200, 121, .8); }

.page-products .track-hint {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--text-dim);
  margin: 0 0 12px;
}

.page-products .track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding: 4px 4px 20px;
  margin: 0 -4px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(139, 92, 246, .5) transparent;
}

.page-products .track:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
  border-radius: var(--radius);
}

.page-products .track::-webkit-scrollbar {
  height: 6px;
}

.page-products .track::-webkit-scrollbar-thumb {
  background: rgba(139, 92, 246, .5);
  border-radius: 99px;
}

.page-products .col-card {
  flex: 0 0 auto;
  width: clamp(224px, 72vw, 288px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(139, 92, 246, .09), transparent 58%),
    var(--bg-card);
  transition: border-color .22s ease, transform .22s ease, box-shadow .22s ease;
}

.page-products .col-card:hover {
  border-color: var(--pp-line);
  transform: translateY(-3px);
  box-shadow: 0 26px 46px -34px rgba(139, 92, 246, .95);
}

.page-products .col-card[data-cat="theme"] {
  background:
    linear-gradient(160deg, rgba(56, 189, 248, .10), transparent 58%),
    var(--bg-card);
}

.page-products .col-card[data-cat="rank"] {
  background:
    linear-gradient(160deg, rgba(255, 77, 157, .10), transparent 58%),
    var(--bg-card);
}

.page-products .col-card[data-cat="archive"] {
  background:
    linear-gradient(160deg, rgba(242, 200, 121, .10), transparent 58%),
    var(--bg-card);
}

.page-products .col-name {
  font-size: 19px;
  font-weight: 800;
  color: var(--white);
  margin: 0;
  letter-spacing: -.01em;
}

.page-products .col-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .col-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--pp-line-soft);
}

.page-products .col-freq {
  font-size: 12px;
  color: var(--blue);
}

.page-products .chip-tier {
  font-size: 11.5px;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--pp-line);
  color: var(--violet-soft);
  background: rgba(139, 92, 246, .12);
  white-space: nowrap;
}

.page-products .chip-tier--free {
  color: var(--green);
  border-color: rgba(61, 220, 151, .38);
  background: rgba(61, 220, 151, .10);
}

/* ---------- iOS 订阅 ---------- */
.page-products .ios-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-bottom: 30px;
}

@media (min-width: 900px) {
  .page-products .ios-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 40px;
    align-items: start;
  }
}

.page-products .check-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .check-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-products .check-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .62em;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--blue);
  box-shadow: 0 0 10px rgba(56, 189, 248, .85);
}

.page-products .ios-note {
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-dim);
  border-left: 2px solid var(--violet);
  padding-left: 14px;
  margin: 0 0 22px;
}

.page-products .ios-figure {
  margin: 0;
}

.page-products .figure-frame--glow {
  box-shadow: 0 30px 70px -46px rgba(139, 92, 246, .95);
}

.page-products .ver-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 760px) {
  .page-products .ver-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .ver-card {
  padding: 22px 20px 24px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
}

.page-products .ver-card--featured {
  border-color: var(--pp-line);
  background:
    linear-gradient(165deg, rgba(139, 92, 246, .20), transparent 62%),
    var(--bg-card);
  box-shadow: 0 30px 56px -40px rgba(139, 92, 246, .95);
}

.page-products .ver-label {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--violet-soft);
  margin: 0;
}

.page-products .ver-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  margin: 0;
}

.page-products .ver-desc {
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .ver-list {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--pp-line-soft);
  display: grid;
  gap: 8px;
}

.page-products .ver-list li {
  font-size: 13.5px;
  color: var(--text);
}

.page-products .ver-num {
  color: var(--gold);
  font-weight: 700;
}

/* ---------- 额度 ---------- */
.page-products .ledger-figure {
  margin-bottom: 24px;
}

.page-products .tier-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .tier-row {
  padding: 16px 18px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
}

.page-products .tier-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.page-products .tier-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-products .tier-num {
  font-size: 12.5px;
  color: var(--gold);
  letter-spacing: .02em;
}

.page-products .tier-bar {
  height: 8px;
  border-radius: 99px;
  background: rgba(27, 31, 43, .95);
  overflow: hidden;
  margin-bottom: 10px;
}

.page-products .tier-fill {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  border-radius: 99px;
  background: linear-gradient(90deg, var(--violet-deep), var(--violet) 45%, var(--blue));
  box-shadow: 0 0 14px rgba(139, 92, 246, .7);
}

.page-products .tier-fill--gold {
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  box-shadow: 0 0 14px rgba(242, 200, 121, .55);
}

.page-products .tier-note {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
}

.page-products .ledger-wrap {
  overflow-x: auto;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  margin-bottom: 18px;
}

.page-products .ledger {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .ledger th,
.page-products .ledger td {
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--pp-line-soft);
  color: var(--text);
  white-space: nowrap;
}

.page-products .ledger thead th {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
  background: rgba(139, 92, 246, .10);
  font-weight: 600;
}

.page-products .ledger tbody th {
  font-weight: 700;
  color: var(--white);
}

.page-products .ledger tbody tr:nth-child(even) td,
.page-products .ledger tbody tr:nth-child(even) th {
  background: rgba(74, 58, 34, .22);
}

.page-products .ledger tbody tr:last-child th,
.page-products .ledger tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .tier-foot {
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-dim);
  margin: 0;
}

.page-products .tier-foot a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 189, 248, .4);
}

.page-products .tier-foot a:hover {
  color: var(--white);
}

/* ---------- 四步 ---------- */
.page-products .step-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  counter-reset: none;
}

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

@media (min-width: 1080px) {
  .page-products .step-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .step-card {
  padding: 20px 18px;
  border: 1px solid rgba(56, 189, 248, .28);
  border-radius: var(--radius-sm);
  background: linear-gradient(165deg, rgba(56, 189, 248, .10), transparent 62%), var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color .22s ease, transform .22s ease;
}

.page-products .step-card:hover {
  border-color: var(--blue);
  transform: translateY(-3px);
}

.page-products .step-num {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--blue);
  padding: 2px 9px;
  border: 1px solid rgba(56, 189, 248, .45);
  border-radius: var(--radius-pill);
  align-self: flex-start;
}

.page-products .step-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
  margin: 0;
}

.page-products .step-text {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .step-link {
  font-size: 13px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px dashed rgba(56, 189, 248, .5);
  align-self: flex-start;
  padding-bottom: 1px;
}

.page-products .step-link:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 四端 ---------- */
.page-products .device-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

@media (min-width: 640px) {
  .page-products .device-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .device-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .device-card {
  padding: 20px 18px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .device-card--accent {
  border-color: rgba(255, 77, 157, .38);
  background: linear-gradient(165deg, rgba(255, 77, 157, .12), transparent 64%), var(--bg-card);
}

.page-products .device-name {
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
  margin: 0;
}

.page-products .device-text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .device-tag {
  font-size: 11.5px;
  color: var(--blue);
  letter-spacing: .06em;
  margin: 0;
}

.page-products .device-card--accent .device-tag {
  color: var(--pink);
}

.page-products .device-foot {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text-dim);
  padding: 14px 16px;
  border-left: 2px solid var(--gold);
  background: rgba(74, 58, 34, .22);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 0;
}

/* ---------- 场景 ---------- */
.page-products .scene-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 940px) {
  .page-products .scene-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .scene-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  background:
    linear-gradient(200deg, rgba(139, 92, 246, .12), transparent 55%),
    var(--bg-card);
}

.page-products .scene-badge {
  align-self: flex-start;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--pink);
  padding: 3px 10px;
  border: 1px solid rgba(255, 77, 157, .42);
  border-radius: var(--radius-pill);
  background: rgba(255, 77, 157, .10);
}

.page-products .scene-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--white);
  margin: 0;
}

.page-products .scene-text {
  font-size: 14px;
  line-height: 1.88;
  color: var(--text-dim);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .scene-pick {
  font-size: 13px;
  color: var(--text);
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pp-line-soft);
  line-height: 1.7;
}

.page-products .scene-pick .mono {
  color: var(--gold);
  font-size: 11.5px;
  letter-spacing: .1em;
  margin-right: 6px;
}

/* ---------- 支持 ---------- */
.page-products .support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-bottom: 22px;
}

@media (min-width: 860px) {
  .page-products .support-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .support-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  background: var(--bg-card);
}

.page-products .support-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
  margin: 0;
}

.page-products .support-text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
  flex: 1 1 auto;
}

.page-products .support-card .btn {
  align-self: flex-start;
}

.page-products .support-strip {
  padding: 18px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--pp-line);
  background: linear-gradient(100deg, rgba(139, 92, 246, .18), rgba(56, 189, 248, .10));
}

.page-products .support-strip-text {
  font-size: 14px;
  line-height: 1.9;
  color: var(--text);
  margin: 0;
}

.page-products .support-strip-text a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 200, 121, .5);
}

.page-products .support-strip-text a:hover {
  color: var(--white);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .col-card,
  .page-products .step-card {
    transition: none;
  }

  .page-products .col-card:hover,
  .page-products .step-card:hover {
    transform: none;
  }
}

.page-products {
  --w: 1rem;
}