.page-products {
  --prod-gap: 18px;
  --prod-gap-lg: 34px;
  --prod-tab-h: 44px;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero-band {
  position: relative;
  padding-top: 18px;
}

.page-products .prod-hero-band::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 340px;
  background:
    radial-gradient(720px 220px at 12% 0%, rgba(34, 211, 238, 0.14), transparent 68%),
    radial-gradient(560px 200px at 88% 18%, rgba(167, 139, 250, 0.12), transparent 70%),
    linear-gradient(180deg, rgba(17, 26, 51, 0.7), transparent 82%);
  pointer-events: none;
}

.page-products .prod-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap-lg);
  margin-top: 22px;
  padding-bottom: 8px;
}

.page-products .prod-hero-copy h1 {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 6.2vw, 3.1rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .prod-hero-copy .lede {
  max-width: 58ch;
  color: var(--ink-dim);
}

.page-products .prod-hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* 章节预览地图 */
.page-products .prod-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .prod-map-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 2px;
  padding: 14px 16px;
  background: linear-gradient(180deg, rgba(17, 26, 51, 0.94), rgba(14, 23, 44, 0.94));
  text-decoration: none;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-map-item:hover,
.page-products .prod-map-item:focus-visible {
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.12), rgba(17, 26, 51, 0.96));
  transform: translateX(2px);
}

.page-products .prod-map-num {
  grid-row: 1 / span 2;
  align-self: center;
  font-size: 0.85rem;
  color: var(--cyan);
  letter-spacing: 0.08em;
}

.page-products .prod-map-title {
  font-family: var(--font-head);
  font-size: 1.02rem;
  color: var(--ink);
}

.page-products .prod-map-sub {
  font-size: 0.82rem;
  color: var(--ink-dim);
}

/* ---------- 房间类型 ---------- */
.page-products .prod-rooms {
  position: relative;
}

.page-products .prod-rooms-banner {
  margin: 26px 0 30px;
}

.page-products .prod-tabs {
  position: relative;
}

.page-products .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-products .tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: var(--prod-tab-h);
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(17, 26, 51, 0.72);
  color: var(--ink-dim);
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .tab:hover {
  color: var(--ink);
  border-color: #33426a;
}

.page-products .tab[aria-selected="true"] {
  color: var(--ink);
  border-color: var(--cyan);
  background: rgba(34, 211, 238, 0.12);
  box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.2);
}

.page-products .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .prod-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
  background: var(--ink-dim);
}

.page-products .prod-dot--newbie { background: var(--newbie); }
.page-products .prod-dot--classic { background: var(--classic); }
.page-products .prod-dot--arena { background: var(--arena); }
.page-products .prod-dot--casual { background: var(--casual); }
.page-products .prod-dot--violet { background: var(--violet); }
.page-products .prod-dot--return { background: var(--ret); }

.page-products .tab-panel[hidden] {
  display: none;
}

.page-products .prod-room-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: 26px 22px 28px;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.08), transparent 46%),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.page-products .prod-room-body h3 {
  margin: 4px 0 2px;
  font-family: var(--font-head);
  font-size: clamp(1.15rem, 3.4vw, 1.45rem);
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-products .prod-room-body p {
  max-width: 62ch;
  color: var(--ink-dim);
}

.page-products .prod-room-facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-room-facts li {
  position: relative;
  padding-left: 16px;
  font-size: 0.9rem;
  color: var(--ink-dim);
  line-height: 1.65;
}

.page-products .prod-room-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 通用左右分栏 ---------- */
.page-products .prod-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap-lg);
  align-items: center;
}

.page-products .prod-split-copy h2 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 4.6vw, 2.1rem);
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-products .prod-split-copy .lede {
  color: var(--ink-dim);
}

/* ---------- 手机版 ---------- */
.page-products .prod-mobile {
  position: relative;
  background:
    linear-gradient(180deg, transparent, rgba(17, 26, 51, 0.6) 30%, rgba(17, 26, 51, 0.6) 70%, transparent);
}

.page-products .prod-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-products .prod-steps-num {
  font-size: 0.82rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  padding-top: 3px;
}

.page-products .prod-steps li strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 3px;
}

.page-products .prod-steps li p {
  font-size: 0.88rem;
  color: var(--ink-dim);
  line-height: 1.65;
}

.page-products .prod-mobile-img {
  border-color: rgba(34, 211, 238, 0.35);
}

/* ---------- 练习路径 ---------- */
.page-products .prod-path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 26px;
}

.page-products .prod-path-step {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--panel-deep);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prod-path-step:hover {
  transform: translateY(-3px);
  border-color: rgba(245, 197, 66, 0.5);
  border-top-color: var(--gold);
}

.page-products .prod-path-num {
  display: block;
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}

.page-products .prod-path-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.05rem;
  color: var(--ink);
}

.page-products .prod-path-step p {
  font-size: 0.88rem;
  color: var(--ink-dim);
  line-height: 1.68;
}

.page-products .prod-path-img {
  margin-top: 26px;
}

/* ---------- 回访记录 ---------- */
.page-products .prod-history {
  position: relative;
  background:
    linear-gradient(180deg, transparent 0%, rgba(251, 191, 36, 0.05) 40%, rgba(251, 191, 36, 0.05) 60%, transparent 100%);
}

.page-products .prod-timeline {
  margin-top: 28px;
}

.page-products .prod-timeline .timeline-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 18px 4px 22px;
  scroll-snap-type: x proximity;
  border-top: 1px solid var(--line);
  scrollbar-color: var(--line) transparent;
}

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

.page-products .prod-timeline .timeline-track::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 3px;
}

.page-products .prod-timeline .timeline-item {
  position: relative;
  flex: 0 0 232px;
  scroll-snap-align: start;
  padding: 18px 16px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--ret);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-products .prod-timeline .timeline-dot {
  position: absolute;
  left: -9px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ret);
  box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.16);
}

.page-products .prod-timeline .timeline-date {
  display: block;
  font-size: 0.78rem;
  color: var(--ret);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.page-products .prod-timeline .timeline-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1rem;
  color: var(--ink);
}

.page-products .prod-timeline .timeline-body p {
  font-size: 0.86rem;
  color: var(--ink-dim);
  line-height: 1.66;
}

.page-products .prod-history-img {
  margin-top: 10px;
}

/* ---------- 设备 ---------- */
.page-products .prod-platform-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 26px 0 0;
}

.page-products .prod-platform-list > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-products .prod-platform-list dt {
  font-size: 0.82rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.page-products .prod-platform-list dd {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-dim);
  line-height: 1.68;
}

.page-products .prod-devices-img {
  border-color: rgba(167, 139, 250, 0.35);
}

/* ---------- 结尾 CTA ---------- */
.page-products .prod-cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: 30px 24px;
  background:
    linear-gradient(120deg, rgba(34, 211, 238, 0.14), rgba(167, 139, 250, 0.1) 65%, transparent),
    var(--panel);
}

.page-products .prod-cta-copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 4vw, 1.7rem);
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-products .prod-cta-copy p {
  max-width: 52ch;
  color: var(--ink-dim);
  font-size: 0.94rem;
}

.page-products .prod-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .prod-room-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 22px;
  }

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

  .page-products .prod-platform-list > div {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: 42px;
    margin-top: 28px;
  }

  .page-products .prod-map-item {
    padding: 16px 18px;
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 46px;
  }

  .page-products .prod-split--reverse > .prod-devices-copy {
    order: 1;
  }

  .page-products .prod-split--reverse > .prod-devices-img {
    order: 2;
  }

  .page-products .prod-room-body {
    padding: 32px 30px 34px;
  }

  .page-products .prod-path-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .prod-cta-panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
    gap: 30px;
    padding: 38px 34px;
  }

  .page-products .prod-cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1080px) {
  .page-products .prod-hero-copy h1 {
    max-width: 17ch;
  }

  .page-products .prod-rooms-banner {
    margin-top: 32px;
  }

  .page-products .prod-timeline .timeline-item {
    flex-basis: 260px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-map-item,
  .page-products .tab,
  .page-products .prod-path-step {
    transition: none;
  }

  .page-products .prod-map-item:hover {
    transform: none;
  }

  .page-products .prod-path-step:hover {
    transform: none;
  }
}
<<<END>>>