.page-products {
  --pf-pad: clamp(56px, 8vw, 104px);
  --pf-ink: #1B2A36;
  --pf-muted: #4A5C6B;
  --pf-line: #DDE3E6;
  --pf-accent: #0F7A72;
  --pf-card: #FFFFFF;
  --pf-signal-bg: rgba(15, 122, 114, 0.07);
  background: var(--paper);
  color: var(--pf-ink);
  overflow-x: hidden;
}

.page-products .pf-dark {
  --pf-ink: #F6F4EF;
  --pf-muted: #C7D3DC;
  --pf-line: rgba(199, 211, 220, 0.16);
  --pf-accent: #2FE3D2;
  --pf-card: rgba(47, 227, 210, 0.04);
  --pf-signal-bg: rgba(47, 227, 210, 0.07);
  color: var(--pf-ink);
}

.page-products .pf-light {
  --pf-ink: #1B2A36;
  --pf-muted: #4A5C6B;
  --pf-line: #DDE3E6;
  --pf-accent: #0F7A72;
  --pf-card: #FFFFFF;
  --pf-signal-bg: rgba(15, 122, 114, 0.07);
  color: var(--pf-ink);
}

.page-products > section {
  scroll-margin-top: 112px;
}

@media (prefers-reduced-motion: no-preference) {
  .page-products {
    scroll-behavior: smooth;
  }
}

.page-products .mono {
  font-family: var(--mono);
  letter-spacing: 0.08em;
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  background:
    radial-gradient(120% 130% at 12% 0%, #14405F 0%, #0B2C46 46%, #061726 100%);
  padding: calc(var(--pf-pad) * 0.6) 0 var(--pf-pad);
  border-bottom: 1px solid var(--pf-line);
  overflow: hidden;
}

.page-products .pf-hero .crumbs {
  margin-bottom: 28px;
}

.page-products .pf-hero .crumbs a,
.page-products .pf-hero .crumbs span {
  color: var(--pf-muted);
}

.page-products .pf-hero .crumbs [aria-current="page"] {
  color: var(--cyan);
}

.page-products .pf-hero__tag {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-products .pf-hero__title {
  margin: 0 0 24px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 74px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 16em;
  overflow-wrap: break-word;
}

.page-products .pf-hero__lead {
  margin: 0 0 36px;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--mist);
}

.page-products .pf-hero__jump {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pf-hero__jump a {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid var(--rule-dark);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  background: rgba(246, 244, 239, 0.03);
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-products .pf-hero__jump a:hover,
.page-products .pf-hero__jump a:focus-visible {
  border-color: var(--coral);
  background: rgba(255, 107, 74, 0.1);
  outline: none;
}

.page-products .pf-hero__jump .mono {
  font-size: 12px;
  color: var(--cyan);
}

/* ---------- 区块骨架 ---------- */
.page-products .pf-overview,
.page-products .pf-android,
.page-products .pf-scope,
.page-products .pf-help {
  background: var(--deep);
}

.page-products .pf-android {
  background: linear-gradient(180deg, #0B2C46 0%, #061726 100%);
}

.page-products .pf-ios {
  background: #0B2C46;
}

.page-products .pf-subscribe,
.page-products .pf-benefits {
  background: var(--paper);
}

.page-products .pf-overview,
.page-products .pf-subscribe,
.page-products .pf-android,
.page-products .pf-ios,
.page-products .pf-benefits,
.page-products .pf-scope,
.page-products .pf-help {
  padding: var(--pf-pad) 0;
  border-bottom: 1px solid var(--pf-line);
}

.page-products .pf-scope {
  position: relative;
  overflow: hidden;
}

.page-products .pf-scope .wrap {
  position: relative;
  z-index: 2;
}

.page-products .pf-scope__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.16;
  pointer-events: none;
}

.page-products .pf-scope__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 章节标题 ---------- */
.page-products .pf-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 36px;
}

.page-products .pf-head__num {
  flex: 0 0 auto;
  font-size: clamp(30px, 5.4vw, 52px);
  font-weight: 700;
  line-height: 1;
  color: var(--pf-accent);
  letter-spacing: -0.02em;
  padding-top: 4px;
}

.page-products .pf-head__text {
  min-width: 0;
}

.page-products .pf-head__title {
  margin: 0 0 12px;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--pf-ink);
}

.page-products .pf-head__sub {
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pf-muted);
}

/* ---------- 横向滚动容器 ---------- */
.page-products .pf-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid var(--pf-line);
  border-bottom: 1px solid var(--pf-line);
}

.page-products .pf-scroll--shadow {
  border: 1px solid var(--pf-line);
}

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

.page-products .pf-scroll::-webkit-scrollbar-thumb {
  background: rgba(199, 211, 220, 0.35);
}

/* ---------- 总览表 ---------- */
.page-products .pf-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .pf-table th,
.page-products .pf-table td {
  text-align: left;
  padding: 18px 16px;
  border-bottom: 1px solid var(--pf-line);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .pf-table thead th {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  font-weight: 500;
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-products .pf-table tbody th {
  color: var(--pf-ink);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .pf-table tbody td {
  color: var(--pf-muted);
}

.page-products .pf-table tbody tr:last-child th,
.page-products .pf-table tbody tr:last-child td {
  border-bottom: none;
}

/* ---------- 步骤流 ---------- */
.page-products .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pf-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 18px;
  border: 1px solid var(--pf-line);
  background: var(--pf-card);
}

.page-products .pf-step__num {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--pf-accent);
  letter-spacing: 0.02em;
  padding-top: 3px;
}

.page-products .pf-step__body {
  min-width: 0;
}

.page-products .pf-step__title {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.42;
  font-weight: 700;
  color: var(--pf-ink);
}

.page-products .pf-step__text {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pf-muted);
}

.page-products .pf-step__signal {
  margin: 0;
  padding: 10px 12px;
  border-left: 2px solid var(--pf-accent);
  background: var(--pf-signal-bg);
  font-size: 14px;
  line-height: 1.75;
  color: var(--pf-ink);
}

.page-products .pf-step__signal .mono {
  display: inline-block;
  margin-right: 8px;
  font-size: 11.5px;
  color: var(--pf-accent);
  vertical-align: 1px;
}

.page-products .pf-step__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--pf-line);
}

.page-products .pf-step__more summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--pf-accent);
}

.page-products .pf-step__more summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-step__more summary::before {
  content: "+";
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1;
}

.page-products .pf-step__more[open] summary::before {
  content: "−";
}

.page-products .pf-step__more p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pf-muted);
}

/* ---------- 图文分栏 ---------- */
.page-products .pf-split {
  display: grid;
  gap: 28px;
}

.page-products .pf-split__main,
.page-products .pf-split__side {
  min-width: 0;
}

.page-products .pf-media {
  margin: 0 0 28px;
  border: 1px solid var(--pf-line);
  background: rgba(6, 23, 38, 0.35);
  overflow: hidden;
}

.page-products .pf-split .pf-media {
  margin-bottom: 0;
}

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

.page-products .pf-media--slant img {
  clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 95%);
}

.page-products .pf-media .media__caption {
  display: block;
  padding: 12px 14px;
  border-top: 1px solid var(--pf-line);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--pf-muted);
}

.page-products .pf-after {
  margin: 28px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pf-muted);
}

.page-products .pf-after a {
  color: var(--pf-accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.page-products .pf-after a:hover,
.page-products .pf-after a:focus-visible {
  color: var(--coral);
  outline: none;
}

/* ---------- 权益对比表 ---------- */
.page-products .pf-hint {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--pf-muted);
}

.page-products .pf-spec {
  width: 100%;
  min-width: 720px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 15px;
}

.page-products .pf-spec th,
.page-products .pf-spec td {
  text-align: left;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .pf-spec th:last-child,
.page-products .pf-spec td:last-child {
  border-right: none;
}

.page-products .pf-spec thead th {
  background: var(--hull);
  color: var(--paper);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-products .pf-spec thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  background: var(--abyss);
}

.page-products .pf-spec tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--paper);
  color: var(--graphite);
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 1px 0 0 var(--line);
}

.page-products .pf-spec tbody td {
  color: #33424F;
  background: #FBFAF7;
}

.page-products .pf-spec tbody tr:nth-child(even) td {
  background: #F0EEE7;
}

.page-products .pf-spec tbody tr:last-child th,
.page-products .pf-spec tbody tr:last-child td {
  border-bottom: none;
}

.page-products .pf-spec__pick {
  box-shadow: inset 0 0 0 1px #FF6B4A;
  font-weight: 600;
}

/* ---------- 服务范围 ---------- */
.page-products .pf-scope__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .pf-scope__item {
  padding: 22px 0 22px 0;
  border-top: 1px solid var(--pf-line);
}

.page-products .pf-scope__item:last-child {
  border-bottom: 1px solid var(--pf-line);
}

.page-products .pf-scope__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  margin-bottom: 10px;
}

.page-products .pf-scope__title {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pf-scope__text {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pf-scope__edge {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(199, 211, 220, 0.66);
}

/* ---------- 卡住了怎么办 ---------- */
.page-products .pf-fallback {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .pf-fallback__item {
  border-left: 2px solid var(--coral);
  padding: 4px 0 4px 18px;
}

.page-products .pf-fallback__num {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--coral);
  margin-bottom: 8px;
}

.page-products .pf-fallback__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.42;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pf-fallback__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pf-help__close {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--pf-line);
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: flex-start;
}

.page-products .pf-help__close p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pf-muted);
  max-width: 40em;
}

.page-products .pf-help__close a:not(.btn) {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-products .pf-help__close .btn--primary {
  background: var(--coral);
  border-color: var(--coral);
  color: #10202C;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .pf-help__close .btn--primary:hover,
.page-products .pf-help__close .btn--primary:focus-visible {
  background: #FF8467;
  border-color: #FF8467;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-products .pf-scope__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }

  .page-products .pf-scope__item:last-child {
    border-bottom: none;
  }

  .page-products .pf-fallback {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }

  .page-products .pf-help__close {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-products .pf-head {
    gap: 28px;
  }
}

@media (min-width: 900px) {
  .page-products .pf-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
  }

  .page-products .pf-split--rev {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .pf-step {
    grid-template-columns: 52px minmax(0, 1fr);
    padding: 24px 24px;
  }

  .page-products .pf-step__num {
    font-size: 26px;
  }

  .page-products .pf-steps {
    gap: 20px;
  }

  .page-products .pf-step:nth-child(2) {
    margin-left: 24px;
  }

  .page-products .pf-step:nth-child(3) {
    margin-left: 48px;
  }

  .page-products .pf-step:nth-child(4) {
    margin-left: 72px;
  }

  .page-products .pf-step:nth-child(5) {
    margin-left: 96px;
  }

  .page-products .pf-media {
    margin-bottom: 32px;
  }

  .page-products .pf-hero__lead {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
    animation: none !important;
  }
}