.page-products {
  --pp-gap: clamp(20px, 3vw, 36px);
  --pp-radius: var(--radius);
  padding-bottom: clamp(48px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  padding-top: clamp(14px, 2.6vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  padding-top: clamp(20px, 3.6vw, 34px);
  padding-bottom: clamp(34px, 5.5vw, 68px);
  align-items: start;
}

.page-products .prod-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--green);
}

.page-products .prod-kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--green);
  flex: 0 0 auto;
}

.page-products .prod-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(29px, 5.6vw, 52px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--ice);
  text-wrap: balance;
}

.page-products .prod-hero__lead {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--mist);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 28px;
}

.page-products .prod-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  overflow: hidden;
}

.page-products .prod-fact {
  background: var(--panel);
  padding: 14px 16px;
}

.page-products .prod-fact__v {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 2.8vw, 26px);
  line-height: 1.1;
  color: var(--ice);
}

.page-products .prod-fact__k {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-products .prod-hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  padding: 26px 22px 56px;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background:
    radial-gradient(110% 80% at 72% 12%, rgba(43, 255, 136, .10), transparent 62%),
    radial-gradient(90% 70% at 20% 90%, rgba(79, 209, 255, .10), transparent 60%),
    linear-gradient(160deg, var(--panel), var(--bg));
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-products .orbit {
  position: relative;
  width: min(260px, 76%);
  aspect-ratio: 1 / 1;
}

.page-products .orbit__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--line);
}

.page-products .orbit__ring--2 {
  inset: 15%;
  border-style: dashed;
  border-color: #2c3d59;
}

.page-products .orbit__ring--3 {
  inset: 31%;
  border-color: rgba(43, 255, 136, .38);
}

.page-products .orbit__core {
  position: absolute;
  inset: 43%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--green) 0%, rgba(43, 255, 136, .28) 52%, transparent 72%);
}

.page-products .orbit__spark {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(43, 255, 136, .16);
}

.page-products .orbit__spark--a { top: 6%; left: 63%; }
.page-products .orbit__spark--b { bottom: 15%; left: 12%; background: var(--amber); box-shadow: 0 0 0 4px rgba(255, 176, 32, .16); }
.page-products .orbit__spark--c { top: 46%; right: 2%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(79, 209, 255, .16); }

.page-products .orbit__note {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 20px;
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

/* ---------- 章节骨架 ---------- */
.page-products .section {
  padding-top: clamp(40px, 6.5vw, 76px);
}

.page-products .section__head {
  margin-bottom: clamp(18px, 2.8vw, 30px);
}

.page-products .section__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ice);
}

.page-products .section__meta {
  margin-top: 10px;
  max-width: 58ch;
  font-size: 14px;
  color: var(--mist);
}

.page-products .prod-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
}

.page-products .prod-tag .tag__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--green);
}

.page-products .prod-tag .tag__cat {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.page-products .prose p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}

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

/* ---------- 双栏 ---------- */
.page-products .prod-split {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-products .prod-side {
  display: grid;
  gap: 18px;
}

/* ---------- 时间轴示意 ---------- */
.page-products .tl {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  position: relative;
}

.page-products .tl::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--green), var(--line) 62%, transparent);
}

.page-products .tl__row {
  position: relative;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .tl__row:last-child {
  border-bottom: 0;
  padding-bottom: 2px;
}

.page-products .tl__row::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 18px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--panel);
  border: 2px solid var(--line);
  box-sizing: border-box;
}

.page-products .tl__row:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.page-products .tl__head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 8px 12px;
}

.page-products .tl__time {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--ice);
}

.page-products .tl__title {
  font-size: 14.5px;
  color: var(--ice);
}

.page-products .tl__meta {
  grid-column: 1 / -1;
  margin: 5px 0 0;
  font-size: 12.5px;
  color: var(--mist);
}

.page-products .tl__state {
  grid-column: 1 / -1;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--mist);
  white-space: nowrap;
}

.page-products .tl__state--live {
  color: var(--amber);
  border-color: rgba(255, 176, 32, .42);
  background: rgba(255, 176, 32, .08);
}

.page-products .tl__state--soon {
  color: var(--green);
  border-color: rgba(43, 255, 136, .36);
  background: rgba(43, 255, 136, .07);
}

.page-products .tl__more {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
  transition: max-height .28s ease, opacity .28s ease, margin-top .28s ease;
}

.page-products .tl__row:hover .tl__more,
.page-products .tl__row:focus-within .tl__more {
  max-height: 72px;
  margin-top: 8px;
  opacity: 1;
}

/* ---------- 收藏示意 ---------- */
.page-products .favdemo {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}

.page-products .favdemo__row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
}

.page-products .favdemo__row:last-child {
  border-bottom: 0;
}

.page-products .favdemo__time {
  font-size: 13px;
  color: var(--ice);
  white-space: nowrap;
}

.page-products .favdemo__name {
  font-size: 13.5px;
  color: var(--mist);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-products .favdemo__star {
  font-size: 15px;
  line-height: 1;
  color: #33445f;
}

.page-products .favdemo__star.is-on {
  color: var(--green);
  text-shadow: 0 0 10px rgba(43, 255, 136, .45);
}

.page-products .favdemo__note {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-products .prod-shot {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}

.page-products .prod-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.94) contrast(1.04);
}

.page-products .prod-shot__cap {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .prod-shot--wide {
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 栏目切换 ---------- */
.page-products .chips {
  margin: clamp(20px, 3vw, 28px) 0 0;
}

.page-products .chip {
  display: inline-flex;
  align-items: center;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-products .chip[aria-pressed="true"] {
  color: var(--green);
  border-color: rgba(43, 255, 136, .45);
  background: rgba(43, 255, 136, .08);
  box-shadow: inset 0 0 0 1px rgba(43, 255, 136, .12);
}

.page-products .chip[aria-pressed="true"]::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--green);
}

/* ---------- 折叠卡 ---------- */
.page-products .fold {
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--panel);
  overflow: hidden;
}

.page-products .fold__summary {
  padding: 14px 16px;
  font-size: 14px;
  color: var(--ice);
  cursor: pointer;
}

.page-products .fold[open] .fold__summary {
  color: var(--green);
  border-bottom: 1px solid var(--line);
  background: var(--lift);
}

.page-products .fold__body p {
  margin: 0;
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 配色切换 ---------- */
.page-products .themepick {
  display: inline-flex;
  gap: 1px;
  margin: clamp(20px, 3vw, 28px) 0 clamp(18px, 2.6vw, 24px);
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--line);
}

.page-products .themepick__btn {
  appearance: none;
  border: 0;
  background: var(--panel);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: .06em;
  padding: 10px 20px;
  cursor: pointer;
  transition: color .18s ease, background-color .18s ease;
}

.page-products .themepick__btn[aria-pressed="true"] {
  color: var(--green);
  background: rgba(43, 255, 136, .10);
  box-shadow: inset 0 -2px 0 var(--green);
}

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

/* ---------- 终端矩阵 ---------- */
.page-products .devicegrid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  overflow: hidden;
}

.page-products .device {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 14px;
  background: var(--panel);
}

.page-products .device__frame {
  display: block;
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, var(--lift), rgba(22, 35, 58, 0));
  overflow: hidden;
}

.page-products .device__frame::after {
  content: "";
  position: absolute;
  left: 12%;
  right: 12%;
  top: 26%;
  height: 1px;
  background: var(--line);
  box-shadow: 0 9px 0 var(--line), 0 18px 0 var(--line);
}

.page-products .device__frame--desktop { width: 100%; aspect-ratio: 16 / 10; }
.page-products .device__frame--tablet { width: 76%; aspect-ratio: 4 / 3; margin: 0 auto; }
.page-products .device__frame--phone { width: 40%; aspect-ratio: 9 / 18; margin: 0 auto; }

.page-products .device__name {
  font-size: 13.5px;
  color: var(--ice);
}

.page-products .device__note {
  font-size: 12px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- 用法卡 ---------- */
.page-products .ways {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-products .ways__card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  box-shadow: var(--shadow-1);
}

.page-products .ways__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--ice);
}

.page-products .ways__kicker {
  margin: 6px 0 0;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--green);
}

.page-products .ways__card .panel__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 尾部索引 ---------- */
.page-products .prod-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  overflow: hidden;
}

.page-products .prod-more__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding: 15px 18px;
  background: var(--panel);
}

.page-products .prod-more__link {
  font-size: 15px;
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-products .prod-more__link:hover,
.page-products .prod-more__link:focus-visible {
  color: var(--green);
  border-bottom-color: var(--green);
}

.page-products .prod-more__note {
  font-size: 12.5px;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-products .ways {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .prod-hero {
    grid-template-columns: minmax(0, 62fr) minmax(0, 38fr);
    gap: clamp(32px, 5vw, 64px);
    padding-bottom: clamp(56px, 6.5vw, 92px);
  }

  .page-products .prod-hero__visual {
    min-height: 380px;
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(28px, 4.4vw, 52px);
  }

  .page-products .prod-split--flip > :first-child {
    order: 2;
  }

  .page-products .devicegrid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .tl__head {
    grid-template-columns: auto 1fr auto;
  }

  .page-products .tl__meta {
    grid-column: 2 / 3;
  }

  .page-products .tl__state {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
    align-self: center;
  }
}

@media (max-width: 420px) {
  .page-products .prod-hero__facts {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tl__more,
  .page-products .chip,
  .page-products .themepick__btn,
  .page-products .prod-more__link {
    transition: none;
  }
}
<<<END>>>