.page-products {
  --pp-radius: 34px;
  --pp-line: rgba(232, 178, 58, 0.62);
  --pp-ink-soft: rgba(248, 242, 230, 0.68);
}

/* ---------- 首屏 ---------- */
.page-products .hero-p {
  position: relative;
  overflow: hidden;
  padding: 22px 0 52px;
  color: var(--ivory);
  background:
    radial-gradient(120% 86% at 92% -14%, rgba(196, 58, 47, 0.62) 0%, rgba(196, 58, 47, 0) 60%),
    radial-gradient(90% 70% at 8% 118%, rgba(232, 178, 58, 0.24) 0%, rgba(232, 178, 58, 0) 62%),
    linear-gradient(158deg, #221d19 0%, var(--ink) 58%);
  border-radius: 0 0 var(--pp-radius) var(--pp-radius);
}

.page-products .hero-p::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -96px;
  width: 260px;
  height: 260px;
  border: 2px dashed rgba(232, 178, 58, 0.3);
  border-radius: 50%;
  pointer-events: none;
}

.page-products .hero-p .crumbs {
  position: relative;
  z-index: 1;
  margin-bottom: 22px;
  color: var(--pp-ink-soft);
}

.page-products .hero-p .crumbs a {
  color: var(--gold-soft);
  text-decoration: none;
}

.page-products .hero-p .crumbs a:hover,
.page-products .hero-p .crumbs a:focus-visible {
  text-decoration: underline;
}

.page-products .hero-p .crumbs li[aria-current="page"] {
  color: rgba(248, 242, 230, 0.62);
}

.page-products .hero-p__inner {
  position: relative;
  z-index: 1;
  max-width: 46rem;
}

.page-products .hero-p__eyebrow {
  color: var(--gold);
}

.page-products h1 {
  margin: 10px 0 16px;
  font-size: clamp(2rem, 8.4vw, 4.1rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  font-weight: 900;
  color: var(--ivory);
}

.page-products .hero-p__lead {
  max-width: 40rem;
  font-size: clamp(0.98rem, 2.4vw, 1.12rem);
  line-height: 1.85;
  color: rgba(248, 242, 230, 0.86);
}

.page-products .hero-p__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 30px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .hero-p__stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-left: 14px;
  border-left: 2px solid rgba(232, 178, 58, 0.55);
}

.page-products .hero-p__stat-num {
  font-size: clamp(1.1rem, 3.6vw, 1.5rem);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: -0.01em;
}

.page-products .hero-p__stat-label {
  font-size: 0.8rem;
  color: rgba(248, 242, 230, 0.62);
}

.page-products .hero-p__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .hero-p__actions .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* ---------- 技能树骨架 ---------- */
.page-products .tree {
  padding: 38px 0 12px;
}

.page-products .tree__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.page-products .tree__rail-title {
  margin: 0 0 10px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--grey);
  text-transform: uppercase;
}

.page-products .tree__nodes {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .tree__nodes > li {
  flex: 0 0 auto;
}

.page-products .tree__node {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 16px;
  border: 1px solid rgba(21, 18, 16, 0.14);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.2s var(--ease-out), border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-products .tree__node:hover,
.page-products .tree__node:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-products .tree__num {
  font-size: 0.72rem;
  color: var(--red);
  letter-spacing: 0.06em;
}

.page-products .tree__node:hover .tree__num,
.page-products .tree__node:focus-visible .tree__num {
  color: var(--red-deep);
}

/* ---------- 节点区块 ---------- */
.page-products .node-sec {
  position: relative;
  margin-bottom: 22px;
  padding: 26px 18px 30px;
  border-radius: var(--pp-radius);
  background: var(--ivory);
  color: var(--ink);
  scroll-margin-top: 84px;
  box-shadow: var(--shadow-soft);
}

.page-products .node-sec--ink {
  background: linear-gradient(162deg, #201b17 0%, var(--ink) 72%);
  color: var(--ivory);
}

.page-products .node-sec--sand {
  background: linear-gradient(158deg, var(--sand) 0%, #e7d7b6 100%);
}

.page-products .node-sec__head {
  max-width: 44rem;
  margin-bottom: 22px;
}

.page-products .node-sec h2 {
  margin: 8px 0 12px;
  font-size: clamp(1.5rem, 5.4vw, 2.3rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-products .node-sec .lead {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--grey);
}

.page-products .node-sec--ink .lead,
.page-products .node-sec--ink .muted {
  color: var(--pp-ink-soft);
}

.page-products .node-sec--ink .eyebrow {
  color: var(--gold);
}

.page-products .node-sec__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

/* 步骤 */
.page-products .steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .steps__item {
  position: relative;
  padding: 16px 16px 16px 58px;
  border-radius: 20px;
  background: rgba(232, 178, 58, 0.14);
}

.page-products .steps__num {
  position: absolute;
  left: 16px;
  top: 17px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--red);
}

.page-products .steps__item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 800;
}

.page-products .steps__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--grey);
}

/* 图片框 */
.page-products .shot {
  margin: 0;
  overflow: hidden;
  border-radius: 30px 8px 30px 8px;
  background: rgba(21, 18, 16, 0.08);
}

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

.page-products .node-sec--ink .shot {
  margin-top: 22px;
  background: rgba(248, 242, 230, 0.1);
}

.page-products .node-sec .shot--wide {
  margin-top: 22px;
}

.page-products .node-sec .shot--narrow {
  margin-top: 22px;
  max-width: 34rem;
}

/* 加载对比条 */
.page-products .meter {
  margin-top: 20px;
  padding: 16px 16px 14px;
  border: 1px dashed var(--pp-line);
  border-radius: 22px;
}

.page-products .meter__title {
  margin: 0 0 12px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--grey);
}

.page-products .meter__row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr) 34px;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-products .meter__label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .meter__track {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: rgba(21, 18, 16, 0.1);
  overflow: hidden;
}

.page-products .meter__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
}

.page-products .meter__fill--old {
  width: 100%;
  background: linear-gradient(90deg, #8d8279, #b8ada1);
}

.page-products .meter__fill--new {
  width: 65%;
  background: linear-gradient(90deg, var(--gold), var(--gold-soft));
}

.page-products .meter__val {
  font-size: 0.82rem;
  font-weight: 700;
  text-align: right;
  color: var(--ink);
}

.page-products .meter__note {
  margin: 6px 0 0;
  font-size: 0.82rem;
  color: var(--grey);
}

/* 折叠 */
.page-products .fold {
  margin-top: 18px;
  border-radius: 20px;
  border: 1px solid rgba(21, 18, 16, 0.12);
  padding: 12px 16px;
}

.page-products .fold summary {
  cursor: pointer;
  font-weight: 800;
  font-size: 0.94rem;
  min-height: 28px;
  color: var(--ink);
}

.page-products .fold summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-products .fold__body p {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--grey);
}

/* 版本台账 */
.page-products .log {
  display: grid;
  gap: 18px;
}

.page-products .log__item {
  padding-left: 16px;
  border-left: 3px solid var(--gold);
}

.page-products .log__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .log__ver {
  font-size: clamp(1.4rem, 5vw, 1.9rem);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: -0.02em;
}

.page-products .log__meta {
  margin: 6px 0 10px;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--pp-ink-soft);
}

.page-products .log__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-products .log__list li {
  position: relative;
  padding-left: 16px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(248, 242, 230, 0.84);
}

.page-products .log__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--red);
}

/* 四类视图 */
.page-products .views {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .view {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(21, 18, 16, 0.17);
  background: rgba(248, 242, 230, 0.42);
}

.page-products .view__num {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--red);
  margin-bottom: 6px;
}

.page-products .view__name {
  margin: 0 0 6px;
  font-size: 1.02rem;
  font-weight: 900;
  color: var(--ink);
}

.page-products .view p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: #4a4038;
}

/* 设备 */
.page-products .devices {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-products .device {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--gold-soft);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-products .device__note {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--grey);
}

/* 场景 */
.page-products .scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .scene {
  padding: 16px;
  border-radius: 18px;
  background: rgba(232, 178, 58, 0.12);
  border-left: 3px solid var(--gold);
}

.page-products .scene__num {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 6px;
}

.page-products .scene h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 900;
  color: var(--ivory);
}

.page-products .scene p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: rgba(248, 242, 230, 0.8);
}

/* ---------- 推送节奏 ---------- */
.page-products .rollout {
  margin-top: 28px;
  padding: 44px 0 50px;
  background: linear-gradient(172deg, var(--red-deep) 0%, var(--red) 62%, #a83024 100%);
  color: var(--ivory);
  border-radius: var(--pp-radius) var(--pp-radius) 0 0;
}

.page-products .rollout__head {
  max-width: 40rem;
  margin-bottom: 26px;
}

.page-products .rollout .eyebrow {
  color: var(--gold-soft);
}

.page-products .rollout h2 {
  margin: 8px 0 12px;
  font-size: clamp(1.5rem, 5.6vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--ivory);
}

.page-products .rollout__lead {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.85;
  color: rgba(248, 242, 230, 0.88);
}

.page-products .rollout__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .rollout__item {
  padding: 16px;
  border-radius: 18px;
  background: rgba(21, 18, 16, 0.28);
  border: 1px solid rgba(247, 217, 139, 0.24);
}

.page-products .rollout__num {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-soft);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.page-products .rollout__item h3 {
  margin: 0 0 6px;
  font-size: 0.98rem;
  font-weight: 900;
  color: var(--ivory);
}

.page-products .rollout__item p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(248, 242, 230, 0.82);
}

/* ---------- 收束 ---------- */
.page-products .next {
  padding: 40px 0 56px;
  background: var(--ivory);
}

.page-products .next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.page-products .next__intro h2 {
  margin: 8px 0 10px;
  font-size: clamp(1.35rem, 4.6vw, 1.95rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-products .next__intro p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--grey);
}

.page-products .next__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .next__links a {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-height: 44px;
  padding: 13px 16px;
  border-radius: 16px;
  border: 1px solid rgba(21, 18, 16, 0.13);
  background: #fffaf0;
  text-decoration: none;
  transition: border-color 0.2s var(--ease-out), background-color 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.page-products .next__links a:hover,
.page-products .next__links a:focus-visible {
  border-color: var(--gold);
  background: #fff3d9;
  transform: translateX(3px);
}

.page-products .next__label {
  font-size: 0.95rem;
  font-weight: 900;
  color: var(--red);
}

.page-products .next__desc {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--grey);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .hero-p {
    padding: 26px 0 62px;
  }

  .page-products .node-sec {
    padding: 32px 26px 36px;
  }

  .page-products .views,
  .page-products .scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .rollout__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .next__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-products .tree {
    padding: 52px 0 16px;
  }

  .page-products .tree__grid {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 44px;
  }

  .page-products .tree__rail {
    position: sticky;
    top: 26px;
  }

  .page-products .tree__nodes {
    display: block;
    overflow: visible;
    padding: 0 0 0 24px;
    position: relative;
  }

  .page-products .tree__nodes::before {
    content: "";
    position: absolute;
    left: 6px;
    top: 16px;
    bottom: 16px;
    border-left: 2px dashed var(--pp-line);
  }

  .page-products .tree__nodes > li + li {
    margin-top: 6px;
  }

  .page-products .tree__node {
    position: relative;
    border-color: transparent;
    border-radius: 14px;
    padding: 9px 12px;
  }

  .page-products .tree__node::before {
    content: "";
    position: absolute;
    left: -23px;
    top: 50%;
    width: 9px;
    height: 9px;
    margin-top: -5px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 0 3px rgba(232, 178, 58, 0.24);
  }

  .page-products .node-sec {
    padding: 40px 38px 44px;
    margin-bottom: 26px;
  }

  .page-products .node-sec__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    gap: 26px;
    align-items: stretch;
  }

  .page-products .node-sec__grid .shot {
    height: 100%;
  }

  .page-products .node-sec__grid .shot img {
    height: 100%;
    object-fit: cover;
  }

  .page-products .views {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .rollout__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .rollout {
    padding: 60px 0 66px;
  }

  .page-products .next__grid {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 40px;
  }

  .page-products .next__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tree__node,
  .page-products .next__links a {
    transition: none;
  }

  .page-products .next__links a:hover,
  .page-products .next__links a:focus-visible {
    transform: none;
  }
}
<<<END>>>