.page-products {
  --pp-param-w: 168px;
  --pp-gap: clamp(24px, 4vw, 48px);
  --pp-rule: rgba(244, 247, 243, .14);
  --pp-rule-ink: rgba(10, 15, 13, .14);
  background: var(--night);
  color: var(--paper);
  overflow-x: hidden;
}

.page-products .mono { font-family: var(--font-mono); }

/* ============ 面包屑 ============ */
.page-products .breadcrumb {
  padding-top: clamp(96px, 12vw, 132px);
  padding-bottom: 8px;
}
.page-products .crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--step-13);
  letter-spacing: .04em;
  color: var(--haze);
}
.page-products .crumb-list .crumb + .crumb::before {
  content: "/";
  margin-right: 10px;
  color: rgba(143, 167, 155, .5);
}
.page-products .crumb-list a {
  color: var(--haze);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-products .crumb-list a:hover,
.page-products .crumb-list a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.page-products .crumb-list [aria-current="page"] { color: var(--paper); }

/* ============ 首屏 ============ */
.page-products .pp-hero {
  position: relative;
  padding: 24px 0 clamp(48px, 7vw, 84px);
}
.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto -20%;
  height: 620px;
  background:
    radial-gradient(58% 62% at 22% 30%, rgba(20, 80, 58, .55), transparent 70%),
    radial-gradient(46% 54% at 84% 12%, rgba(53, 224, 208, .14), transparent 72%);
  pointer-events: none;
  z-index: 0;
}
.page-products .pp-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}
.page-products .pp-hero-copy .eyebrow {
  display: inline-block;
  font-size: var(--step-13);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold-line);
  padding: 5px 12px;
  margin: 0 0 20px;
}
.page-products .pp-hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7vw, 68px);
  line-height: 1.06;
  letter-spacing: -.02em;
  margin: 0 0 20px;
  color: var(--paper);
}
.page-products .pp-hero-lede {
  max-width: 60ch;
  font-size: var(--step-17);
  line-height: 1.85;
  color: rgba(244, 247, 243, .82);
  margin: 0 0 28px;
}
.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}
.page-products .pp-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--pp-rule);
}
.page-products .pp-hero-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-products .pp-hero-stats .stat-label {
  order: 2;
  font-size: var(--step-13);
  letter-spacing: .05em;
  color: var(--haze);
}
.page-products .pp-hero-stats .stat-value {
  order: 1;
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 600;
  line-height: 1.1;
}
.page-products .pp-hero-stats .text-gold { color: var(--gold); }
.page-products .pp-hero-stats .text-cyan { color: var(--cyan); }

.page-products .pp-hero-visual { margin: 0; }
.page-products .pp-hero-visual .figure-media {
  border: 1px solid var(--pp-rule);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(160deg, #0A1A12 0%, #06110C 70%);
}
.page-products .pp-hero-visual img,
.page-products .pp-rhythm-figure img,
.page-products .pp-perm-figure img,
.page-products .pp-fees-figure img,
.page-products .pp-device-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .figure-cap {
  margin-top: 12px;
  font-size: var(--step-13);
  line-height: 1.7;
  color: var(--haze);
}

/* ============ 功能轨道 ============ */
.page-products .pp-rail-section {
  padding: clamp(40px, 6vw, 72px) 0;
  background: var(--grass);
  border-top: 1px solid var(--pp-rule);
  border-bottom: 1px solid var(--pp-rule);
}
.page-products .pp-rail-section .section-head {
  max-width: 62ch;
  margin-bottom: 32px;
}
.page-products .pp-rail-section .eyebrow {
  font-size: var(--step-13);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 12px;
}
.page-products .pp-rail-section .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.2vw, 42px);
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0 0 12px;
}
.page-products .pp-rail-section .section-lede {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.8;
  color: rgba(244, 247, 243, .72);
}

.page-products .pp-rail {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  padding: 4px var(--pad-x) 24px;
  margin: 0;
  list-style: none;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--pitch) transparent;
}
.page-products .pp-rail:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}
.page-products .pp-rail::-webkit-scrollbar { height: 6px; }
.page-products .pp-rail::-webkit-scrollbar-thumb { background: var(--pitch); border-radius: 999px; }
.page-products .pp-rail::-webkit-scrollbar-track { background: transparent; }

.page-products .pp-rail-card {
  scroll-snap-align: start;
  flex: 0 0 min(280px, 78vw);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 24px;
  background: var(--pitch);
  border: 1px solid var(--gold-line);
  border-radius: 4px 20px 4px 4px;
  transition: transform .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}
.page-products .pp-rail-card:hover,
.page-products .pp-rail-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--gold);
  background: var(--island);
}
.page-products .pp-rail-card .card-label {
  font-family: var(--font-mono);
  font-size: var(--step-13);
  letter-spacing: .1em;
  color: var(--gold);
  border: 1px solid var(--gold-line);
  padding: 2px 8px;
  align-self: flex-start;
}
.page-products .pp-rail-name {
  font-family: var(--font-display);
  font-size: var(--step-20);
  font-weight: 700;
  margin: 0;
  color: var(--paper);
}
.page-products .pp-rail-desc {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.75;
  color: rgba(244, 247, 243, .78);
}

/* ============ 通用章节 ============ */
.page-products .pp-section {
  padding: clamp(56px, 8vw, 104px) 0;
}
.page-products .pp-section.band-grass {
  background: var(--grass);
  border-top: 1px solid var(--pp-rule);
  border-bottom: 1px solid var(--pp-rule);
}
.page-products .pp-section.band-paper {
  background: var(--paper);
  color: var(--ink);
}
.page-products .pp-split {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}
.page-products .pp-param {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--gold);
}
.page-products .band-paper .pp-param { border-bottom-color: var(--gold); }
.page-products .pp-param .tag {
  align-self: flex-start;
  font-size: var(--step-13);
  letter-spacing: .1em;
  padding: 3px 9px;
  border: 1px solid currentColor;
}
.page-products .pp-param .tag-gold { color: var(--gold); }
.page-products .pp-param .tag-cyan { color: var(--cyan); }
.page-products .band-paper .pp-param .tag-cyan { color: var(--cyan-deep); }
.page-products .pp-param-num {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--gold);
  margin: 4px 0 0;
}
.page-products .pp-param-label {
  margin: 0;
  font-size: var(--step-13);
  letter-spacing: .08em;
  color: var(--haze);
}
.page-products .band-paper .pp-param-label { color: var(--ink-mute); }

.page-products .pp-body > .eyebrow {
  font-size: var(--step-13);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan-deep);
  margin: 0 0 12px;
}
.page-products .band-grass .pp-body > .eyebrow { color: var(--cyan); }
.page-products .pp-body .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 0 0 20px;
}
.page-products .band-paper .pp-body .section-title { color: var(--ink); }
.page-products .pp-body p {
  max-width: 66ch;
  font-size: var(--step-17);
  line-height: 1.85;
  margin: 0 0 18px;
}
.page-products .band-paper .pp-body p { color: var(--ink-soft); }
.page-products .band-grass .pp-body p { color: rgba(244, 247, 243, .82); }

/* 章节通用 head */
.page-products .pp-section > .container > .section-head {
  max-width: 68ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}
.page-products .pp-section > .container > .section-head .eyebrow {
  font-size: var(--step-13);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 12px;
}
.page-products .band-paper .pp-section > .container > .section-head .eyebrow,
.page-products.band-paper .pp-section > .container > .section-head .eyebrow { color: var(--cyan-deep); }
.page-products .pp-section > .container > .section-head .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 0 0 14px;
}
.page-products .band-paper .section-title { color: var(--ink); }
.page-products .pp-section > .container > .section-head .section-lede {
  margin: 0;
  font-size: var(--step-17);
  line-height: 1.8;
  color: rgba(244, 247, 243, .76);
}
.page-products .band-paper .section-lede { color: var(--ink-soft); }

/* ============ 联赛切换小节 ============ */
.page-products .pp-mini-grid {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}
.page-products .pp-mini {
  padding: 20px 18px;
  border: 1px solid var(--pp-rule);
  border-left: 3px solid var(--gold);
  background: rgba(6, 17, 12, .5);
}
.page-products .pp-mini-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-17);
  font-weight: 700;
  color: var(--gold);
}
.page-products .pp-mini-text {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.75;
  color: rgba(244, 247, 243, .78);
}

/* ============ 数据节奏时间线 ============ */
.page-products .pp-rhythm-figure { margin: 0; }
.page-products .pp-rhythm-figure .figure-media {
  border: 1px solid var(--pp-rule-ink);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(140deg, #EEF3EE 0%, #DDE7E1 100%);
}
.page-products .band-paper .figure-cap { color: var(--ink-mute); }

.page-products .pp-timeline {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-products .pp-timeline .timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 16px;
  padding: 18px 0 18px 16px;
  border-left: 2px solid rgba(10, 15, 13, .16);
}
.page-products .pp-timeline .timeline-item:last-child { border-left-color: var(--gold); }
.page-products .pp-timeline .timeline-num {
  font-size: var(--step-13);
  letter-spacing: .06em;
  color: var(--cyan-deep);
  padding-top: 2px;
}
.page-products .pp-timeline .timeline-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: var(--step-17);
  font-weight: 700;
  color: var(--ink);
}
.page-products .pp-timeline .timeline-body {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ============ 权限标签页 ============ */
.page-products .pp-perm-figure {
  margin: 0 0 32px;
}
.page-products .pp-perm-figure .figure-media {
  border: 1px solid var(--pp-rule);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(150deg, #0A1A12 0%, #06110C 70%);
}

.page-products .pp-tabs {
  border: 1px solid var(--pp-rule);
  border-radius: var(--radius);
  background: rgba(12, 36, 24, .55);
  overflow: hidden;
}
.page-products .pp-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--pp-rule);
  background: rgba(6, 17, 12, .6);
}
.page-products .pp-tab {
  flex: 1 1 auto;
  min-width: 100px;
  padding: 16px 20px;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--haze);
  font-family: var(--font-display);
  font-size: var(--step-17);
  font-weight: 700;
  letter-spacing: .02em;
  cursor: pointer;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}
.page-products .pp-tab:hover { color: var(--paper); background: rgba(20, 80, 58, .35); }
.page-products .pp-tab[aria-selected="true"] {
  color: var(--gold);
  border-bottom-color: var(--gold);
  background: rgba(20, 80, 58, .45);
}
.page-products .pp-tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}
.page-products .pp-panel { padding: 4px 0 0; }

.page-products .pp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--step-15);
}
.page-products .pp-table-cap {
  caption-side: top;
  text-align: left;
  padding: 20px 22px 6px;
  font-family: var(--font-display);
  font-size: var(--step-20);
  font-weight: 700;
  color: var(--paper);
}
.page-products .pp-table th,
.page-products .pp-table td {
  text-align: left;
  padding: 16px 22px;
  border-bottom: 1px solid var(--pp-rule);
  vertical-align: top;
  line-height: 1.7;
}
.page-products .pp-table thead th {
  font-size: var(--step-13);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid var(--gold-line);
  background: rgba(6, 17, 12, .5);
}
.page-products .pp-table tbody th {
  width: 34%;
  font-weight: 600;
  color: var(--gold);
}
.page-products .pp-table tbody td { color: rgba(244, 247, 243, .84); }
.page-products .pp-table tbody tr {
  transition: background .18s var(--ease);
}
.page-products .pp-table tbody tr:hover { background: rgba(53, 224, 208, .07); }
.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td { border-bottom: 0; }

/* ============ 费用章节 ============ */
.page-products .pp-fees-head { max-width: 72ch; }
.page-products .pp-fees-layout {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}
.page-products .pp-fees-figure {
  margin: 0;
}
.page-products .pp-fees-figure .figure-media {
  border: 1px solid var(--gold-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(150deg, #0F2A1D 0%, #06110C 72%);
}

.page-products .pp-acc {
  display: grid;
  gap: 12px;
}
.page-products .pp-acc-item {
  border: 1px solid var(--pp-rule);
  border-radius: 4px 20px 4px 4px;
  background: rgba(6, 17, 12, .6);
  overflow: hidden;
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}
.page-products .pp-acc-item:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
}
.page-products .pp-acc-trigger {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px 16px;
  width: 100%;
  padding: 18px 20px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--paper);
  font-family: var(--font-display);
  transition: background .18s var(--ease);
}
.page-products .pp-acc-trigger:hover { background: rgba(20, 80, 58, .35); }
.page-products .pp-acc-trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}
.page-products .pp-acc-idx {
  font-size: var(--step-13);
  letter-spacing: .1em;
  color: var(--gold);
  border: 1px solid var(--gold-line);
  padding: 2px 8px;
}
.page-products .pp-acc-name {
  font-size: var(--step-20);
  font-weight: 700;
}
.page-products .pp-acc-hint {
  font-size: var(--step-13);
  letter-spacing: .04em;
  color: var(--haze);
}
.page-products .pp-acc-trigger[aria-expanded="true"] { background: rgba(20, 80, 58, .5); }
.page-products .pp-acc-trigger[aria-expanded="true"] .pp-acc-hint { color: var(--cyan); }
.page-products .pp-acc-panel {
  padding: 4px 20px 20px;
  border-top: 1px solid var(--pp-rule);
}
.page-products .pp-acc-panel p {
  margin: 14px 0 0;
  font-size: var(--step-15);
  line-height: 1.8;
  color: rgba(244, 247, 243, .82);
}
.page-products .pp-acc-meta {
  font-size: var(--step-13);
  color: var(--haze);
}
.page-products .pp-acc-meta .mono {
  display: inline-block;
  margin-right: 8px;
  letter-spacing: .08em;
}

/* ============ 更新节奏 ============ */
.page-products .pp-cycle-grid {
  display: grid;
  gap: 18px;
  margin: 26px 0 24px;
}
.page-products .pp-cycle-card {
  padding: 20px 18px;
  background: #fff;
  border: 1px solid var(--pp-rule-ink);
  border-top: 3px solid var(--cyan-deep);
  border-radius: 4px;
}
.page-products .pp-cycle-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-17);
  font-weight: 700;
  color: var(--ink);
}
.page-products .pp-cycle-card p {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-products .pp-inline-links {
  font-size: var(--step-15);
  color: var(--ink-mute);
  margin: 0;
}
.page-products .pp-inline-links a {
  color: var(--cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color .18s var(--ease);
}
.page-products .pp-inline-links a:hover,
.page-products .pp-inline-links a:focus-visible { color: var(--ink); }

/* ============ 设备与兼容性 ============ */
.page-products .pp-device-layout {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}
.page-products .pp-device-figure { margin: 0; }
.page-products .pp-device-figure .figure-media {
  border: 1px solid var(--pp-rule);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(150deg, #0A1A12 0%, #06110C 70%);
}
.page-products .pp-device-list {
  display: grid;
  gap: 14px;
}
.page-products .pp-device {
  padding: 20px 20px 18px;
  border: 1px solid var(--pp-rule);
  border-left: 3px solid var(--cyan);
  background: rgba(12, 36, 24, .5);
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}
.page-products .pp-device:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  border-left-color: var(--gold);
}
.page-products .pp-device-name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-20);
  font-weight: 700;
  color: var(--paper);
}
.page-products .pp-device p {
  margin: 0 0 10px;
  font-size: var(--step-15);
  line-height: 1.78;
  color: rgba(244, 247, 243, .8);
}
.page-products .pp-device-meta {
  margin: 0;
  font-size: var(--step-13);
  letter-spacing: .06em;
  color: var(--haze);
}

.page-products .pp-callout {
  margin-top: 32px;
  padding: 22px 24px;
  border: 1px solid var(--pp-rule);
  border-left: 4px solid var(--orange);
  background: rgba(255, 107, 74, .08);
}
.page-products .pp-callout p {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.8;
  color: rgba(244, 247, 243, .88);
}
.page-products .pp-callout a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.page-products .pp-callout a:hover,
.page-products .pp-callout a:focus-visible { color: var(--gold); border-bottom-color: var(--gold); }

/* ============ 尾部行动区 ============ */
.page-products .pp-cta {
  padding: clamp(48px, 7vw, 80px) 0 clamp(56px, 8vw, 96px);
  background: var(--grass);
  border-top: 1px solid var(--pp-rule);
}
.page-products .pp-cta-shell {
  display: grid;
  gap: 24px;
  align-items: center;
}
.page-products .pp-cta-copy .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.16;
  letter-spacing: -.02em;
  margin: 0 0 12px;
  color: var(--paper);
}
.page-products .pp-cta-copy p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-15);
  line-height: 1.8;
  color: rgba(244, 247, 243, .78);
}
.page-products .pp-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-products .pp-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pp-mini-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pp-cycle-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pp-device-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pp-cta-shell {
    grid-template-columns: 1fr auto;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero-grid {
    grid-template-columns: 7fr 5fr;
    align-items: center;
  }
  .page-products .pp-split {
    grid-template-columns: var(--pp-param-w) minmax(0, 1fr);
  }
  .page-products .pp-split-rev {
    grid-template-columns: minmax(0, 1fr) var(--pp-param-w);
  }
  .page-products .pp-split-rev .pp-rhythm-figure { order: 1; grid-column: 1; }
  .page-products .pp-split-rev .pp-body { order: 2; grid-column: 2; }
  .page-products .pp-device-layout {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
  .page-products .pp-device-list {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-products .pp-fees-layout {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }
}

@media (min-width: 1140px) {
  .page-products .pp-body .section-title,
  .page-products .pp-section > .container > .section-head .section-title {
    letter-spacing: -.025em;
  }
  .page-products .pp-timeline .timeline-item {
    grid-template-columns: 132px 1fr;
  }
}

@media (max-width: 719px) {
  .page-products .pp-hero::before { height: 400px; }
  .page-products .pp-rail-card { flex-basis: min(264px, 82vw); }
  .page-products .pp-table th,
  .page-products .pp-table td { padding: 14px 16px; }
  .page-products .pp-table-cap { padding: 18px 16px 4px; font-size: var(--step-17); }
  .page-products .pp-timeline .timeline-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
  .page-products .pp-acc-trigger {
    grid-template-columns: auto 1fr;
    gap: 8px 12px;
  }
  .page-products .pp-acc-hint {
    grid-column: 1 / -1;
    padding-left: 0;
  }
  .page-products .pp-hero-actions .btn,
  .page-products .pp-cta-actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-rail-card,
  .page-products .pp-acc-item,
  .page-products .pp-device,
  .page-products .pp-tab,
  .page-products .pp-acc-trigger,
  .page-products .pp-table tbody tr {
    transition: none;
  }
  .page-products .pp-rail-card:hover,
  .page-products .pp-acc-item:hover,
  .page-products .pp-device:hover {
    transform: none;
  }
}
<<<END>>>

等等，我需要重新确认：输出必须以 ``、`` 标签（每个只出现一次）包裹 `main_html`，并严格按此顺序输出，不能有任何额外文字。用户要求在 `` 和 `` 标记之间只输出 `main_html`。