.page-products {
  --prod-line: rgba(46, 196, 182, .28);
  --prod-hair: rgba(159, 179, 200, .22);
  background: var(--deep-sea);
  color: var(--text-on-deep);
  font-family: var(--font-sans);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

.page-products .prod-inner {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 768px) {
  .page-products .prod-inner { padding-inline: 36px; }
}

@media (min-width: 1200px) {
  .page-products .prod-inner { padding-inline: 48px; }
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero-wrap {
  position: relative;
  padding-block: 4px 48px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(46, 196, 182, .16), transparent 62%),
    radial-gradient(90% 80% at 0% 100%, rgba(255, 107, 44, .10), transparent 58%);
}

.page-products .prod-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 14px 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--steel);
}

.page-products .prod-crumbs .crumb-link {
  color: var(--steel);
  text-decoration: none;
}

.page-products .prod-crumbs a.crumb-link:hover,
.page-products .prod-crumbs a.crumb-link:focus-visible {
  color: var(--mint);
}

.page-products .prod-crumb-here { color: var(--text-on-deep); }

.page-products .prod-kicker {
  display: inline-flex;
  align-items: center;
  margin: 0 0 18px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--prod-line);
  background: rgba(46, 196, 182, .08);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mint);
}

.page-products .prod-h1 {
  margin: 0 0 22px;
  max-width: 17em;
  font-size: clamp(2rem, 7.2vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -.03em;
  font-weight: 800;
  color: #fff;
}

.page-products .prod-h1-accent { color: var(--warm-orange); }

.page-products .prod-lead {
  margin: 0 0 28px;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-on-deep);
}

.page-products .prod-lead--tight {
  margin-bottom: 26px;
  color: var(--steel);
}

.page-products .prod-hero-stats {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--prod-hair);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .prod-hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: var(--deep-sea);
}

@media (min-width: 720px) {
  .page-products .prod-hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.page-products .prod-stat-val {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: .02em;
  color: #fff;
}

.page-products .prod-stat-unit {
  margin-left: 2px;
  font-size: .85em;
  color: var(--mint);
}

.page-products .prod-stat-lab {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 速览索引 ---------- */
.page-products .prod-index {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(11, 42, 74, .93);
  border-block: 1px solid var(--prod-hair);
}

.page-products .prod-index-list {
  display: flex;
  gap: 8px;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 10px 20px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .prod-index-list::-webkit-scrollbar { height: 3px; }

.page-products .prod-index-list::-webkit-scrollbar-thumb {
  border-radius: var(--radius-pill);
  background: var(--sub-teal);
}

.page-products .prod-index-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--prod-hair);
  border-radius: var(--radius-pill);
  font-size: 13px;
  white-space: nowrap;
  color: var(--text-on-deep);
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease), background .18s var(--ease);
}

.page-products .prod-index-no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mint);
}

.page-products .prod-index-link:hover,
.page-products .prod-index-link:focus-visible {
  border-color: var(--sub-teal);
  background: rgba(46, 196, 182, .14);
  color: #fff;
}

/* ---------- 章节骨架 ---------- */
.page-products .prod-sec { padding-block: 56px; }

@media (min-width: 900px) {
  .page-products .prod-sec { padding-block: 84px; }
}

.page-products .prod-sec--screen { background: var(--deep-sea); }
.page-products .prod-sec--modules { background: var(--lane-blue); }
.page-products .prod-sec--follow { background: var(--deep-sea); }
.page-products .prod-sec--release { background: var(--wine); }

.page-products .prod-sec--rounds {
  position: relative;
  background: var(--indigo);
}

.page-products .prod-sec--rounds::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 84px;
  background: linear-gradient(105deg, rgba(46, 196, 182, .30) 0%, rgba(46, 196, 182, 0) 62%);
  pointer-events: none;
}

.page-products .prod-sec--help {
  background: var(--fog);
  color: var(--ink);
}

.page-products .prod-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--prod-line);
}

.page-products .prod-sec--rounds .prod-head { border-top-color: rgba(168, 230, 223, .34); }
.page-products .prod-sec--release .prod-head { border-top-color: rgba(255, 176, 138, .34); }
.page-products .prod-sec--help .prod-head { border-top-color: rgba(14, 20, 32, .2); }

.page-products .prod-no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--mint);
}

.page-products .prod-sec--help .prod-no { color: #0f7a70; }

.page-products .prod-h2 {
  margin: 0;
  max-width: 20em;
  font-size: clamp(1.5rem, 4.2vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 800;
  color: #fff;
}

.page-products .prod-sec--help .prod-h2 { color: var(--ink); }

/* ---------- 双栏与正文 ---------- */
.page-products .prod-two {
  display: grid;
  gap: 30px;
}

@media (min-width: 900px) {
  .page-products .prod-two {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 48px;
    align-items: start;
  }
  .page-products .prod-two:has(.prod-figure) {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }
}

.page-products .prod-copy p {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.85;
  color: inherit;
}

.page-products .prod-sec--help .prod-copy p { color: var(--ink); }

.page-products .prod-link {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .prod-sec--help .prod-link { color: #0d6b62; }

.page-products .prod-points {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .prod-points li {
  position: relative;
  padding-left: 20px;
  max-width: 32em;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--steel);
}

.page-products .prod-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sub-teal);
}

/* ---------- 手机示意 ---------- */
.page-products .prod-phone {
  margin: 0 auto;
  width: min(100%, 340px);
}

.page-products .prod-phone-frame {
  position: relative;
  padding: 14px;
  border-radius: 42px;
  background: linear-gradient(158deg, #1b4269 0%, #0a1f36 62%, #06172a 100%);
  box-shadow:
    inset 0 0 0 1px rgba(159, 179, 200, .28),
    inset 0 0 30px rgba(0, 0, 0, .55),
    0 34px 64px -34px rgba(0, 0, 0, .92);
}

.page-products .prod-phone-frame::before {
  content: "";
  position: absolute;
  top: 19px;
  left: 50%;
  transform: translateX(-50%);
  width: 62px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: rgba(159, 179, 200, .42);
  z-index: 2;
}

.page-products .prod-phone-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 30px;
  object-fit: cover;
  background: var(--abyss);
}

.page-products .prod-phone-cap {
  margin-top: 12px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--steel);
}

/* ---------- 通用图片 ---------- */
.page-products .prod-figure { margin: 0; }

.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.page-products .prod-figure--wide { margin-top: 32px; }

.page-products .prod-figure--board {
  margin-bottom: 28px;
  max-width: 640px;
}

.page-products .prod-figure-cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-products .prod-sec--help .prod-figure-cap { color: #4a5f70; }

/* ---------- 模块清单 ---------- */
.page-products .prod-mods {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-mod {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 6px 14px;
  padding-block: 20px;
  border-bottom: 1px solid var(--prod-hair);
}

.page-products .prod-mod:first-child { border-top: 1px solid var(--prod-hair); }

.page-products .prod-mod-no {
  grid-column: 1;
  grid-row: 1;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--mint);
}

.page-products .prod-mod-name {
  grid-column: 2;
  grid-row: 1;
}

.page-products .prod-mod-name h3 {
  margin: 0 0 4px;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: #fff;
}

.page-products .prod-mod-where {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--teal-soft);
}

.page-products .prod-mod-desc {
  grid-column: 2;
  grid-row: 2;
  margin: 6px 0 0;
  max-width: 44em;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--text-on-deep);
}

@media (min-width: 860px) {
  .page-products .prod-mod {
    grid-template-columns: 4rem 11rem minmax(0, 1fr);
    align-items: baseline;
    column-gap: 26px;
  }
  .page-products .prod-mod-desc {
    grid-column: 3;
    grid-row: 1;
    margin-top: 0;
  }
}

/* ---------- 排序演示 ---------- */
.page-products .prod-demo {
  margin-top: 26px;
  padding: 20px;
  border: 1px solid rgba(168, 230, 223, .24);
  border-radius: var(--radius-lg);
  background: rgba(6, 23, 42, .44);
}

.page-products .prod-demo-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .prod-demo-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.page-products .prod-demo-pill {
  padding: 8px 16px;
  border: 1px solid rgba(168, 230, 223, .38);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--teal-soft);
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-products #prod-sort-current:checked ~ .prod-demo-tabs label[for="prod-sort-current"],
.page-products #prod-sort-time:checked ~ .prod-demo-tabs label[for="prod-sort-time"] {
  background: var(--sub-teal);
  border-color: var(--sub-teal);
  color: var(--abyss);
  font-weight: 700;
}

.page-products #prod-sort-current:focus-visible ~ .prod-demo-tabs label[for="prod-sort-current"],
.page-products #prod-sort-time:focus-visible ~ .prod-demo-tabs label[for="prod-sort-time"] {
  box-shadow: var(--focus-ring);
}

.page-products .prod-demo-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .prod-demo-item {
  order: 9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid rgba(159, 179, 200, .2);
  border-radius: var(--radius-md);
  background: rgba(11, 42, 74, .9);
  font-size: .92rem;
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

.page-products .prod-demo-item b {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: .02em;
  color: #fff;
}

.page-products .prod-demo-item[data-r="current"] { border-color: rgba(255, 107, 44, .55); }

.page-products #prod-sort-current:checked ~ .prod-demo-track .prod-demo-item[data-r="current"] { order: 1; }
.page-products #prod-sort-current:checked ~ .prod-demo-track .prod-demo-item[data-r="next"] { order: 2; }
.page-products #prod-sort-current:checked ~ .prod-demo-track .prod-demo-item[data-r="past"] { order: 3; }
.page-products #prod-sort-time:checked ~ .prod-demo-track .prod-demo-item[data-r="past"] { order: 1; }
.page-products #prod-sort-time:checked ~ .prod-demo-track .prod-demo-item[data-r="current"] { order: 2; }
.page-products #prod-sort-time:checked ~ .prod-demo-track .prod-demo-item[data-r="next"] { order: 3; }

/* ---------- 关注列表数据 ---------- */
.page-products .prod-facts {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--prod-hair);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .prod-facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 14px;
  background: var(--deep-sea);
}

.page-products .prod-fact-num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 600;
  line-height: 1;
  color: var(--mint);
}

.page-products .prod-fact-lab {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--steel);
}

/* ---------- 迭代时间线 ---------- */
.page-products .prod-timeline {
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
  position: relative;
  display: grid;
  gap: 24px;
}

.page-products .prod-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--warm-orange), rgba(255, 176, 138, .12));
}

.page-products .prod-timeline li { position: relative; }

.page-products .prod-timeline li::before {
  content: "";
  position: absolute;
  left: -22px;
  top: .5em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--wine);
  box-shadow: 0 0 0 2px var(--warm-orange);
}

.page-products .prod-timeline h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: #fff;
}

.page-products .prod-timeline p {
  margin: 0;
  max-width: 40em;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--text-on-deep);
}

.page-products .prod-tail-note {
  margin: 30px 0 0;
  max-width: 40em;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--teal-soft);
}

/* ---------- 折叠说明 ---------- */
.page-products .prod-details {
  margin-top: 14px;
  border: 1px solid rgba(255, 176, 138, .32);
  border-radius: var(--radius-md);
  background: rgba(6, 23, 42, .34);
  overflow: hidden;
}

.page-products .prod-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  list-style: none;
}

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

.page-products .prod-details summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--warm-orange);
}

.page-products .prod-details[open] summary::after { content: "－"; }

.page-products .prod-details summary:focus-visible {
  outline: 2px solid var(--leyu-orange);
  outline-offset: -2px;
}

.page-products .prod-details p {
  margin: 0;
  padding: 0 18px 16px;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--text-on-deep);
}

/* ---------- 尾部引导 ---------- */
.page-products .prod-cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: 72px;
  background: var(--abyss);
}

.page-products .prod-cta-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .5;
}

.page-products .prod-cta-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 768px) {
  .page-products .prod-cta-inner { padding-inline: 36px; }
}

@media (min-width: 1200px) {
  .page-products .prod-cta-inner { padding-inline: 48px; }
}

.page-products .prod-cta-title {
  margin: 0 0 16px;
  max-width: 18em;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1.18;
  letter-spacing: -.02em;
  font-weight: 800;
  color: #fff;
}

.page-products .prod-cta-lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-on-deep);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-index-link,
  .page-products .prod-demo-pill,
  .page-products .prod-demo-item {
    transition: none;
  }
}
<<<END>>>