.page-products {
  --pp-gap: clamp(18px, 3.4vw, 40px);
  --pp-block-gap: clamp(56px, 9vw, 112px);
  --pp-shadow: 6px 6px 0 var(--layer);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  max-width: 100%;
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.16;
  color: var(--paper);
}

.page-products h1 {
  font-size: clamp(30px, 6.4vw, 60px);
  max-width: 18ch;
}

.page-products h2 {
  font-size: clamp(23px, 3.6vw, 40px);
  max-width: 22ch;
}

.page-products h3 {
  font-size: clamp(17px, 2.1vw, 21px);
}

.page-products p {
  margin: 0 0 16px;
}

.page-products p:last-child {
  margin-bottom: 0;
}

.page-products .eyebrow {
  margin: 0 0 14px;
}

.page-products .rule-label {
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-products .section-head {
  margin-bottom: clamp(22px, 3.2vw, 42px);
}

.page-products .section-head p:last-child {
  margin-bottom: 0;
}

.page-products .crumb-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: 13px;
  color: var(--mist);
}

.page-products .crumb-list li + li::before {
  content: "/";
  margin: 0 9px;
  color: var(--line);
}

.page-products .crumb-link {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-products .crumb-current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */

.pp-hero {
  padding-top: clamp(96px, 15vw, 172px);
  padding-bottom: clamp(40px, 7vw, 88px);
  border-bottom: 1px solid var(--line);
}

.pp-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: end;
}

.pp-hero-copy .lede {
  margin: 18px 0 26px;
  max-width: 52ch;
  font-size: clamp(16px, 1.7vw, 18px);
  color: var(--paper);
}

.pp-hero-points {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: 11px;
  max-width: 54ch;
}

.pp-hero-points li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  line-height: 1.6;
  color: var(--steel);
}

.pp-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  background: var(--lime);
  transform: rotate(45deg);
}

.pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pp-hero-figure {
  margin: 0;
}

.pp-hero-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 区块节奏 ---------- */

.pp-block {
  padding-block: var(--pp-block-gap);
  border-bottom: 1px solid var(--line);
}

.pp-block:last-of-type {
  border-bottom: 0;
}

/* ---------- 产品总览 ---------- */

.pp-overview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.pp-overview-aside h2 {
  max-width: 16ch;
}

.pp-overview-body p {
  color: var(--steel);
  font-size: 16.5px;
  max-width: 62ch;
}

.pp-facts {
  list-style: none;
  margin: 32px 0 0;
  padding: 26px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 18px;
}

.pp-fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--lime);
}

.pp-fact-label {
  display: block;
  margin-top: 9px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--mist);
  letter-spacing: 0.03em;
}

/* ---------- 能力表 ---------- */

.pp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--field);
  box-shadow: var(--pp-shadow);
  -webkit-overflow-scrolling: touch;
}

.pp-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 15px;
  text-align: left;
}

.pp-table caption {
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--layer);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--mist);
  text-align: left;
}

.pp-table th,
.pp-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.7;
  color: var(--steel);
}

.pp-table thead th {
  background: var(--layer);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--paper);
  font-weight: 800;
}

.pp-table tbody th {
  width: 17%;
  min-width: 120px;
  font-weight: 400;
}

.pp-table tbody tr:last-child th,
.pp-table tbody tr:last-child td {
  border-bottom: 0;
}

.pp-table tbody tr:hover th,
.pp-table tbody tr:hover td {
  background: rgba(198, 255, 61, 0.045);
}

/* ---------- 横滑路径 ---------- */

.pp-block--rail {
  background: linear-gradient(180deg, var(--ink) 0%, var(--layer) 50%, var(--ink) 100%);
}

.pp-rail-wrap {
  overflow: hidden;
}

.pp-rail {
  list-style: none;
  margin: 0;
  padding: 4px 0 22px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(232px, 76vw);
  gap: 16px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: var(--steel) var(--line);
  scrollbar-width: thin;
}

.pp-rail:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 6px;
}

.pp-rail::-webkit-scrollbar {
  height: 6px;
}

.pp-rail::-webkit-scrollbar-track {
  background: var(--line);
}

.pp-rail::-webkit-scrollbar-thumb {
  background: var(--steel);
}

.pp-rail-card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  background: var(--field);
  border: 1px solid var(--line);
  box-shadow: var(--pp-shadow);
}

.pp-rail-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.pp-rail-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

/* ---------- 收藏与同步 ---------- */

.pp-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.pp-split-copy p {
  color: var(--steel);
  max-width: 60ch;
}

.pp-steps {
  list-style: none;
  margin: 26px 0 24px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.pp-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.pp-step-num {
  flex: none;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
}

.pp-note {
  font-size: 14px;
  color: var(--mist);
  border-left: 2px solid var(--amber);
  padding-left: 14px;
}

.pp-split-visual {
  display: grid;
  gap: 22px;
}

.pp-sync-svg {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--line);
  background: var(--field);
  padding: 12px 10px 6px;
}

.pp-sync-node {
  transform-origin: 191px 78px;
  animation: pp-pulse 2s ease-in-out infinite;
}

@keyframes pp-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.pp-inline-figure {
  margin: 0;
}

.pp-inline-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 记录与阵容 ---------- */

.pp-banner {
  margin: 0 0 clamp(28px, 4vw, 48px);
}

.pp-banner .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pp-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.pp-duo-item {
  padding: 26px 24px 28px;
  background: var(--field);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  transition: border-left-color var(--fast) var(--ease);
}

.pp-duo-item:hover {
  border-left-color: var(--lime);
}

.pp-duo-item h3 {
  margin: 14px 0 12px;
}

.pp-duo-item p {
  color: var(--steel);
  font-size: 15.5px;
  margin-bottom: 18px;
}

/* ---------- 周末清单 ---------- */

.pp-weekend {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.pp-weekend-figure {
  margin: 0;
}

.pp-weekend-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pp-weekend-copy p {
  color: var(--steel);
  max-width: 58ch;
}

.pp-checklist {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.pp-checklist li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

.pp-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 9px;
  background: var(--lime);
  transform: rotate(45deg);
}

/* ---------- 适用场景 ---------- */

.pp-scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.pp-scene-figure {
  margin: 0;
}

.pp-scene-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pp-scene-list {
  display: grid;
  gap: 20px;
}

.pp-scene {
  padding: 6px 0 22px 20px;
  border-left: 2px solid var(--line);
  transition: border-left-color var(--mid) var(--ease), transform var(--mid) var(--ease);
}

.pp-scene:hover {
  border-left-color: var(--lime);
  transform: translateX(4px);
}

.pp-scene h3 {
  margin: 12px 0 10px;
}

.pp-scene p {
  color: var(--steel);
  font-size: 15.5px;
  max-width: 58ch;
}

.pp-scene .mono-meta {
  display: block;
  margin: 12px 0 0;
  color: var(--mist);
}

/* ---------- 版本演进 ---------- */

.pp-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 30px;
}

.pp-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--line);
}

.pp-stage {
  position: relative;
  padding-left: 34px;
}

.pp-stage-mark {
  position: absolute;
  left: 0;
  top: 8px;
  width: 11px;
  height: 11px;
  background: var(--ink);
  border: 2px solid var(--lime);
  transform: rotate(45deg);
}

.pp-stage .mono-meta {
  display: block;
  margin: 0 0 6px;
  color: var(--mist);
  letter-spacing: 0.1em;
}

.pp-stage h3 {
  margin-bottom: 8px;
}

.pp-stage p {
  margin: 0;
  color: var(--steel);
  font-size: 15.5px;
  max-width: 66ch;
}

.pp-stage--current .pp-stage-mark {
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(198, 255, 61, 0.18);
}

.pp-stage--current h3 {
  color: var(--lime);
}

/* ---------- 开始使用 ---------- */

.pp-start {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.pp-start-intro p:last-of-type {
  color: var(--steel);
  max-width: 46ch;
}

.pp-start-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.pp-start-item {
  display: flex;
  gap: 18px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.pp-start-item:last-child {
  border-bottom: 1px solid var(--line);
}

.pp-start-index {
  flex: none;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
}

.pp-start-body h3 {
  margin-bottom: 8px;
}

.pp-start-body p {
  color: var(--steel);
  font-size: 15.5px;
  max-width: 62ch;
  margin-bottom: 14px;
}

.pp-textlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  letter-spacing: 0.03em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.42);
  padding-bottom: 2px;
  transition: border-color var(--fast) var(--ease);
}

.pp-textlink::after {
  content: "\2192";
}

.pp-textlink:hover {
  border-bottom-color: var(--lime);
}

.pp-textlink:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.pp-footnote {
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--mist);
  max-width: 70ch;
}

.pp-inline-link {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 1px;
}

.pp-inline-link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .pp-rail {
    grid-auto-columns: minmax(268px, 34vw);
  }

  .pp-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .pp-duo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }
}

@media (min-width: 900px) {
  .pp-hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: clamp(32px, 5vw, 76px);
  }

  .pp-overview-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(32px, 5vw, 84px);
  }

  .pp-split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(32px, 5vw, 76px);
    align-items: start;
  }

  .pp-weekend {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: center;
  }

  .pp-scene-grid {
    grid-template-columns: minmax(0, 0.74fr) minmax(0, 1.26fr);
    gap: clamp(32px, 5vw, 76px);
    align-items: start;
  }

  .pp-start {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(32px, 5vw, 80px);
    align-items: start;
  }
}

@media (min-width: 1120px) {
  .pp-rail {
    grid-auto-columns: minmax(250px, 280px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pp-sync-node {
    animation: none;
  }

  .pp-scene {
    transition: none;
  }
}