.page-products {
  --pro-panel: rgba(16, 24, 43, .88);
  --pro-panel-2: rgba(27, 39, 64, .82);
  --pro-gap: clamp(14px, 2.2vw, 26px);
  --pro-glow: rgba(240, 78, 35, .18);
}

/* ============ 首屏 ============ */
.page-products .pro-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 6vw, 56px) 0 clamp(44px, 7vw, 84px);
  background:
    radial-gradient(120% 90% at 86% -12%, var(--pro-glow), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--navy) 100%);
}

.page-products .pro-hero-slice {
  position: absolute;
  top: -14%;
  right: -26%;
  width: min(880px, 82vw);
  height: 132%;
  background: linear-gradient(158deg, rgba(240, 78, 35, .20), rgba(232, 176, 75, .07) 52%, transparent 78%);
  clip-path: polygon(36% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .pro-breadcrumb {
  position: relative;
  z-index: 2;
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-products .pro-hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products .pro-hero-copy {
  min-width: 0;
}

.page-products .pro-kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--steel);
}

.page-products .pro-hero-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6.6vw, 54px);
  line-height: 1.18;
  letter-spacing: .02em;
  color: var(--cream);
  text-wrap: balance;
}

.page-products .pro-hero-lead {
  max-width: 36em;
  margin: 0 0 26px;
  font-size: clamp(15px, 2vw, 16.5px);
  line-height: 1.82;
  color: var(--steel);
}

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

/* ============ 状态条 ============ */
.page-products .pro-status-row {
  display: grid;
  gap: 1px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--line);
  box-shadow: var(--shadow-soft);
}

.page-products .pro-status {
  padding: 20px 18px 22px;
  background: linear-gradient(180deg, var(--pro-panel-2), rgba(11, 14, 20, .94));
}

.page-products .pro-status-key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--flame);
}

.page-products .pro-status-val {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 23px);
  color: var(--cream);
}

.page-products .pro-status-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--steel);
}

/* ============ 章节骨架 ============ */
.page-products .pro-band {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 16%, var(--line-gold) 50%, var(--line-strong) 84%, transparent);
}

.page-products .pro-section {
  position: relative;
  padding: clamp(48px, 8vw, 96px) 0;
}

.page-products .pro-head {
  max-width: var(--wrap-narrow);
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-products .pro-num {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--flame);
}

.page-products .pro-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 37px);
  line-height: 1.26;
  letter-spacing: .018em;
  color: var(--cream);
}

.page-products .pro-lead {
  margin: 0;
  font-size: clamp(15px, 1.9vw, 16px);
  line-height: 1.82;
  color: var(--steel);
}

.page-products .pro-sub {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 21px);
  color: var(--cream);
}

.page-products .pro-note {
  max-width: var(--wrap-narrow);
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pro-note a,
.page-products .pro-chooser-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}

.page-products .pro-note a:hover,
.page-products .pro-chooser-note a:hover {
  color: var(--flame-hi);
  border-bottom-color: var(--flame);
}

/* ============ 图片 ============ */
.page-products .pro-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  object-fit: cover;
  background: var(--navy);
}

.page-products .pro-img--soft {
  height: clamp(150px, 24vw, 250px);
  opacity: .78;
  border-radius: 0;
  border: 0;
}

.page-products .pro-img--wide {
  height: clamp(170px, 26vw, 300px);
}

.page-products .pro-figure {
  margin: 0;
  min-width: 0;
}

.page-products .pro-caption {
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--steel);
}

.page-products .pro-metric-figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pro-version-banner {
  margin: 0 0 clamp(22px, 3.6vw, 36px);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pro-version-banner .pro-img {
  border: 0;
  border-radius: 0;
}

/* ============ 01 总览 ============ */
.page-products .pro-overview-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: start;
}

.page-products .pro-abilities {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-products .pro-ability {
  position: relative;
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--pro-panel-2), rgba(11, 14, 20, .9));
  box-shadow: var(--shadow-soft);
  transition: border-color .26s var(--ease), transform .26s var(--ease);
}

.page-products .pro-ability:hover {
  border-color: var(--line-gold);
  transform: translateY(-2px);
}

.page-products .pro-ability-idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-products .pro-ability h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: var(--cream);
}

.page-products .pro-ability p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--steel);
}

/* ============ 02 指标 ============ */
.page-products .pro-section--metrics {
  background: linear-gradient(180deg, transparent, rgba(16, 24, 43, .55) 40%, transparent);
}

.page-products .pro-metrics {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-products .pro-metric {
  padding: 16px 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(16, 24, 43, .72);
  transition: border-color .24s var(--ease), background .24s var(--ease), transform .24s var(--ease);
}

.page-products .pro-metric:hover {
  border-color: var(--line-gold);
  background: rgba(27, 39, 64, .86);
  transform: translateY(-2px);
}

.page-products .pro-metric-idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-products .pro-metric-name {
  margin: 9px 0 7px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-products .pro-metric-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel);
}

.page-products .pro-fold {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(11, 14, 20, .62);
  overflow: hidden;
}

.page-products .pro-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 17px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--flame);
}

.page-products .pro-fold > summary::-webkit-details-marker {
  display: none;
}

.page-products .pro-fold > summary::after {
  content: "＋";
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--gold);
}

.page-products .pro-fold[open] > summary::after {
  content: "－";
}

.page-products .pro-fold > summary:hover {
  color: var(--flame-hi);
}

.page-products .pro-fold-body {
  padding: 0 18px 18px;
}

/* ============ 03 对比 ============ */
.page-products .pro-compare {
  display: grid;
  gap: clamp(24px, 3.6vw, 42px);
  align-items: start;
}

.page-products .pro-compare-copy {
  min-width: 0;
}

.page-products .pro-compare-copy > p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--steel);
}

.page-products .pro-filter-list {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pro-filter-list li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(16, 24, 43, .92);
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-products .pro-filter-k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cream);
}

.page-products .pro-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pro-pick {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: rgba(16, 24, 43, .7);
  font-size: 13.5px;
  color: var(--steel);
}

.page-products .pro-pick--on {
  border-color: var(--line-gold);
  background: rgba(232, 176, 75, .10);
  color: var(--gold);
}

.page-products .pro-hint {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: .02em;
  color: var(--steel);
}

.page-products .pro-tracks {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 16px 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(16, 24, 43, .6);
}

.page-products .pro-track {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.page-products .pro-track-name {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--steel);
}

.page-products .pro-track-cells {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.page-products .pro-track-cells i {
  display: block;
  height: 7px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--flame), var(--gold));
  justify-self: start;
}

.page-products .pro-track-cells i:nth-child(1) { width: 92%; opacity: .92; }
.page-products .pro-track-cells i:nth-child(2) { width: 66%; opacity: .66; }
.page-products .pro-track-cells i:nth-child(3) { width: 80%; opacity: .80; }
.page-products .pro-track-cells i:nth-child(4) { width: 48%; opacity: .50; }

/* ============ 04 收藏同步 ============ */
.page-products .pro-sync {
  display: grid;
  gap: clamp(24px, 3.6vw, 42px);
  align-items: start;
}

.page-products .pro-sync-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pro-sync-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--pro-panel-2), rgba(11, 14, 20, .9));
}

.page-products .pro-sync-list h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--cream);
}

.page-products .pro-sync-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--steel);
}

/* ============ 05 注册三步 ============ */
.page-products .pro-steps {
  display: grid;
  gap: 14px;
  counter-reset: step;
}

.page-products .pro-step {
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(27, 39, 64, .62), rgba(11, 14, 20, .9));
  overflow: hidden;
}

.page-products .pro-step::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 1px;
  background: linear-gradient(90deg, var(--flame), transparent);
}

.page-products .pro-step-num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  color: var(--flame);
}

.page-products .pro-step-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  color: var(--cream);
}

.page-products .pro-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--steel);
}

/* ============ 06 两端分工 ============ */
.page-products .pro-ends {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--line);
}

.page-products .pro-end {
  padding: 24px 20px 26px;
  background: rgba(16, 24, 43, .94);
}

.page-products .pro-end-head {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--flame);
}

.page-products .pro-end-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--cream);
}

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

.page-products .pro-end-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--steel);
}

.page-products .pro-end-list li::before {
  content: "";
  position: absolute;
  top: .72em;
  left: 0;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

/* ============ 07 版本记录 ============ */
.page-products .pro-scale {
  overflow: hidden;
}

.page-products .pro-versions {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding-bottom: 10px;
  -webkit-overflow-scrolling: touch;
}

.page-products .pro-version {
  flex: 0 0 min(310px, 78vw);
  scroll-snap-align: start;
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(170deg, var(--pro-panel-2), rgba(11, 14, 20, .92));
  box-shadow: var(--shadow-soft);
}

.page-products .pro-version-tag {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 13px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-products .pro-version-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.42;
  color: var(--cream);
}

.page-products .pro-version p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--steel);
}

/* ============ 08 入口选择 ============ */
.page-products .pro-section--chooser {
  padding-bottom: clamp(30px, 5vw, 60px);
}

.page-products .pro-chooser {
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 8% 0%, rgba(240, 78, 35, .14), transparent 58%),
    linear-gradient(150deg, rgba(27, 39, 64, .7), rgba(11, 14, 20, .94));
}

.page-products .pro-chooser .pro-lead {
  max-width: 40em;
}

.page-products .pro-chooser-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 20px;
}

.page-products .pro-chooser-note {
  margin: 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.82;
  color: var(--steel);
}

/* ============ 卷末留白 ============ */
.page-products .pro-rest {
  height: clamp(48px, 9vw, 130px);
  background: linear-gradient(180deg, transparent, rgba(11, 14, 20, .6));
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-products .pro-abilities {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 768px) {
  .page-products .pro-status-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 1000px) {
  .page-products .pro-hero-grid {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5.6fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-products .pro-status-row {
    grid-template-columns: 1fr;
  }

  .page-products .pro-overview-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-products .pro-compare-copy {
    order: 0;
  }

  .page-products .pro-figure--compare {
    order: 1;
  }
}

@media (min-width: 1200px) {
  .page-products .pro-abilities {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pro-version {
    flex: 0 0 min(360px, 30vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pro-ability,
  .page-products .pro-metric {
    transition: none;
  }

  .page-products .pro-ability:hover,
  .page-products .pro-metric:hover {
    transform: none;
  }

  .page-products .pro-versions {
    scroll-behavior: auto;
  }
}
<<<END>>>