.page-products {
  background:
    radial-gradient(90% 60% at 88% -8%, rgba(79, 179, 170, 0.1), transparent 62%),
    var(--canal-deep);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .crumbs {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products .biz-hero {
  padding: clamp(18px, 3.4vw, 34px) 0 clamp(26px, 5vw, 54px);
}

.page-products .biz-hero__arch {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 64px) clamp(20px, 4vw, 56px) clamp(30px, 4.4vw, 56px);
  border: 1px solid var(--line-strong);
  border-radius: clamp(84px, 15vw, 210px) clamp(84px, 15vw, 210px) 20px 20px;
  background:
    radial-gradient(110% 90% at 50% 0%, rgba(235, 217, 172, 0.13), transparent 62%),
    linear-gradient(180deg, rgba(17, 49, 46, 0.94), rgba(10, 27, 38, 0.97));
  box-shadow: var(--shadow-deep);
}

.page-products .biz-hero__arch::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, rgba(201, 162, 39, 0.55) 0 1px, transparent 1px 18px);
}

.page-products .biz-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--champagne);
}

.page-products .biz-hero__kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral);
}

.page-products .biz-hero__title {
  margin: 0 0 20px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .biz-hero__title em {
  font-style: normal;
  color: var(--gold);
}

.page-products .biz-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-0);
  line-height: 1.82;
  color: rgba(245, 241, 230, 0.82);
}

.page-products .biz-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 40px);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: var(--line-soft);
}

.page-products .biz-fact {
  padding: 15px 16px;
  background: rgba(10, 27, 38, 0.66);
}

.page-products .biz-fact__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-products .biz-fact__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(245, 241, 230, 0.58);
}

/* ---------- 航道式两栏 ---------- */
.page-products .biz-lane {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(26px, 4.6vw, 56px);
}

.page-products .biz-rail {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: 12px 0;
}

.page-products .biz-rail__title {
  display: none;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(235, 217, 172, 0.5);
}

.page-products .biz-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

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

.page-products .biz-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12.5px;
  color: rgba(245, 241, 230, 0.68);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-products .biz-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-products .biz-rail__link:hover,
.page-products .biz-rail__link:focus-visible {
  color: var(--champagne);
  border-color: var(--line-strong);
  background: rgba(201, 162, 39, 0.09);
}

/* ---------- 通用区块 ---------- */
.page-products .biz-block {
  padding: clamp(28px, 4vw, 46px) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-products .biz-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .biz-block__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--aqua);
}

.page-products .biz-block__kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--aqua);
  opacity: 0.7;
}

.page-products .biz-block__title {
  margin: 0 0 14px;
  max-width: 24ch;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 700;
  line-height: 1.32;
  color: var(--paper);
}

.page-products .biz-block__lead {
  margin: 0 0 clamp(20px, 3vw, 28px);
  max-width: 66ch;
  font-size: var(--step-0);
  line-height: 1.82;
  color: rgba(245, 241, 230, 0.78);
}

.page-products .prose p,
.page-products .biz-block > p:not([class]) {
  max-width: 66ch;
  margin: 0 0 14px;
  font-size: var(--step-0);
  line-height: 1.8;
  color: rgba(245, 241, 230, 0.76);
}

.page-products .biz-note {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(245, 241, 230, 0.72);
}

/* ---------- 错位图文 ---------- */
.page-products .biz-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

/* ---------- 入口清单 ---------- */
.page-products .biz-entries {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .biz-entry {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 2px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .biz-entry__no {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-products .biz-entry__name {
  margin: 0 0 4px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--champagne);
}

.page-products .biz-entry__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(245, 241, 230, 0.72);
}

/* ---------- 图片 ---------- */
.page-products .biz-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px 20px 12px 12px;
  background: var(--slate-blue);
}

.page-products .biz-figure--banner {
  margin-bottom: clamp(18px, 3vw, 28px);
}

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

.page-products .biz-figure figcaption {
  padding: 11px 16px;
  border-top: 1px solid var(--line-soft);
  background: rgba(10, 27, 38, 0.58);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: rgba(235, 217, 172, 0.74);
}

/* ---------- 版本条目 ---------- */
.page-products .biz-vers {
  display: grid;
  gap: 10px;
}

.page-products .biz-ver {
  overflow: hidden;
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  border-radius: 4px 16px 16px 4px;
  background: rgba(28, 59, 71, 0.5);
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .biz-ver[open] {
  border-left-color: var(--coral);
  background: rgba(28, 59, 71, 0.78);
}

.page-products .biz-ver summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .biz-ver summary::after {
  content: "▸";
  font-size: 12px;
  color: var(--coral);
  transition: transform 0.25s var(--ease);
}

.page-products .biz-ver[open] summary::after {
  transform: rotate(90deg);
}

.page-products .biz-ver__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--gold);
}

.page-products .biz-ver__name {
  flex: 1 1 auto;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--paper);
}

.page-products .biz-ver__body {
  padding: 0 18px 16px;
}

.page-products .biz-ver__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(245, 241, 230, 0.76);
}

/* ---------- 系统要求 ---------- */
.page-products .biz-specs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .biz-spec {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 18px 18px 10px 10px;
  background: linear-gradient(180deg, rgba(17, 49, 46, 0.72), rgba(10, 27, 38, 0.56));
}

.page-products .biz-spec__os {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--champagne);
}

.page-products .biz-spec__os::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--aqua);
}

.page-products .biz-spec--mac .biz-spec__os::before {
  background: var(--champagne);
}

.page-products .biz-spec dl {
  margin: 0;
}

.page-products .biz-spec__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
  border-bottom: 1px dashed rgba(235, 217, 172, 0.09);
}

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

.page-products .biz-spec dt {
  font-size: 12.5px;
  color: rgba(245, 241, 230, 0.54);
}

.page-products .biz-spec dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: right;
  color: var(--champagne);
}

/* ---------- 规则条目 ---------- */
.page-products .biz-rules {
  margin: 0 0 clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line-soft);
}

.page-products .biz-rule {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .biz-rule summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 2px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .biz-rule summary::after {
  content: "▸";
  font-size: 11px;
  color: var(--coral);
  transition: transform 0.25s var(--ease);
}

.page-products .biz-rule[open] summary::after {
  transform: rotate(90deg);
}

.page-products .biz-rule__no {
  flex: 0 0 62px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--gold);
}

.page-products .biz-rule__title {
  flex: 1 1 auto;
  font-size: 15px;
  color: var(--paper);
}

.page-products .biz-rule__flag {
  flex: 0 0 auto;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--coral);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--canal-deep);
}

.page-products .biz-rule__body {
  padding: 0 2px 16px;
}

.page-products .biz-rule__body p {
  margin: 0 0 8px;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(245, 241, 230, 0.74);
}

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

/* ---------- 使用场景 ---------- */
.page-products .biz-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .biz-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 18px 18px;
  border: 1px solid var(--line);
  border-radius: 58px 58px 14px 14px;
  background: linear-gradient(180deg, rgba(46, 42, 74, 0.52), rgba(10, 27, 38, 0.62));
  transition: border-color 0.25s var(--ease), transform 0.3s var(--ease);
}

.page-products .biz-scene:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.page-products .biz-scene__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .biz-scene__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .biz-scene__desc {
  flex: 1 1 auto;
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(245, 241, 230, 0.72);
}

.page-products .biz-scene__link {
  align-self: flex-start;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(79, 179, 170, 0.4);
  font-size: 13px;
  color: var(--aqua);
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .biz-scene__link:hover,
.page-products .biz-scene__link:focus-visible {
  color: var(--champagne);
  border-bottom-color: var(--gold);
}

/* ---------- 收束区 ---------- */
.page-products .biz-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(28px, 4.4vw, 48px);
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  background:
    radial-gradient(90% 140% at 100% 0%, rgba(201, 162, 39, 0.16), transparent 62%),
    rgba(17, 49, 46, 0.78);
}

.page-products .biz-cta__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .biz-cta__text {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(245, 241, 230, 0.76);
}

.page-products .biz-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .biz-entry {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 20px;
  }

  .page-products .biz-rule__no {
    flex-basis: 74px;
  }

  .page-products .biz-rule__body {
    padding-left: 86px;
  }
}

@media (min-width: 760px) {
  .page-products .biz-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 880px) {
  .page-products .biz-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(28px, 4vw, 48px);
    align-items: center;
  }

  .page-products .biz-split--offset .biz-figure {
    margin-top: 26px;
  }

  .page-products .biz-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 1024px) {
  .page-products .biz-lane {
    grid-template-columns: minmax(150px, 196px) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-products .biz-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding: 0;
    border-top: 0;
    border-bottom: 0;
  }

  .page-products .biz-rail__title {
    display: block;
  }

  .page-products .biz-rail__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-products .biz-rail__list > li {
    flex: initial;
  }

  .page-products .biz-rail__link {
    display: flex;
    width: 100%;
    padding: 9px 10px 9px 12px;
    border: 0;
    border-left: 1px solid var(--line);
    border-radius: 0;
    font-size: 13.5px;
    white-space: normal;
  }

  .page-products .biz-rail__link:hover,
  .page-products .biz-rail__link:focus-visible {
    border-left-color: var(--gold);
  }

  .page-products .biz-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
<<<PAGE_CSS_END>>>