.page-products {
  --pr-gap: clamp(1rem, 2.5vw, 1.75rem);
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(255, 209, 102, 0.28);
}

/* ---------- 面包屑 ---------- */
.page-products .pr-crumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-block: clamp(0.9rem, 2.5vw, 1.5rem) 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--steel);
}
.page-products .pr-crumb a {
  color: var(--silver);
  text-decoration: none;
  transition: color 0.18s ease;
}
.page-products .pr-crumb a:hover {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .pr-hero {
  position: relative;
  overflow: clip;
  padding-block: clamp(1.75rem, 5vw, 3.5rem) clamp(2rem, 5vw, 3.25rem);
}
.page-products .pr-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -34%;
  right: -14%;
  width: min(74vw, 700px);
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 34% 32%, rgba(53, 242, 208, 0.18), transparent 62%),
    linear-gradient(148deg, rgba(53, 242, 208, 0.1) 0%, rgba(255, 122, 26, 0.12) 100%);
  clip-path: polygon(20% 0%, 100% 0%, 100% 74%, 0% 100%);
  pointer-events: none;
}
.page-products .pr-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 62rem;
}
.page-products .pr-hero__kicker {
  display: flex;
  align-items: center;
  margin: 0 0 clamp(0.9rem, 2.5vw, 1.4rem);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-products .pr-hero__kicker::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  margin-right: 0.65rem;
  border-radius: 50%;
  background: var(--cyan);
  animation: pr-pulse 2.6s ease-in-out infinite;
}
@keyframes pr-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.62); }
}
.page-products .pr-hero__title {
  margin: 0 0 clamp(1rem, 2.5vw, 1.5rem);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--paper);
}
.page-products .pr-hero__lede {
  margin: 0 0 clamp(1.25rem, 3vw, 2rem);
  max-width: 48rem;
  font-size: clamp(0.96rem, 1.6vw, 1.1rem);
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.82);
}
.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.page-products .pr-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--line-soft);
  overflow: hidden;
}
.page-products .pr-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.85rem 1rem;
  background: var(--ink-900);
}
.page-products .pr-hero__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  line-height: 1;
  color: var(--cyan);
}
.page-products .pr-hero__unit {
  margin-left: 0.12em;
  font-size: 0.6em;
  color: var(--silver);
}
.page-products .pr-hero__lab {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--steel);
}

/* ---------- 布局 ---------- */
.page-products .pr-layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(1.5rem, 4vw, 2.5rem);
}
.page-products .pr-flow {
  min-width: 0;
}

/* ---------- 侧栏 ---------- */
.page-products .pr-rail {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-sm);
}
.page-products .pr-rail > * + * {
  margin-top: 1.1rem;
}
.page-products .pr-rail__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-products .pr-rail__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.1rem;
  margin: 0.55rem 0 0;
  padding: 0;
  list-style: none;
}
.page-products .pr-rail__list a {
  display: block;
  padding: 0.42rem 0.5rem;
  border-left: 2px solid transparent;
  color: rgba(244, 235, 221, 0.76);
  font-size: 0.84rem;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.page-products .pr-rail__list a:hover,
.page-products .pr-rail__list a:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 242, 208, 0.07);
}
.page-products .pr-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
}
.page-products .pr-chips .chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.3rem 0.65rem;
  cursor: pointer;
}
.page-products .pr-rail__note {
  padding-top: 0.9rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--steel);
}
.page-products .pr-rail__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.4);
}

/* ---------- 章节 ---------- */
.page-products .pr-sec {
  padding-block: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--line-soft);
}
.page-products .pr-flow > .pr-sec:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-products .pr-sec .section-head {
  display: grid;
  gap: 0.4rem;
  margin-bottom: clamp(1.1rem, 3vw, 1.75rem);
}
.page-products .pr-sec .section-head__index {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: rgba(53, 242, 208, 0.45);
}
.page-products .pr-sec .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.25rem, 3.2vw, 1.8rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-products .pr-sec .section-head__desc {
  margin: 0;
  max-width: 54ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: rgba(244, 235, 221, 0.72);
}
.page-products .pr-text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.82;
  color: rgba(244, 235, 221, 0.84);
}

/* ---------- 功能标签页 ---------- */
.page-products .pr-tabs {
  position: relative;
}
.page-products .pr-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-products .pr-tabs__bar {
  display: flex;
  gap: 0.45rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line-soft);
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-products .pr-tabs__tab {
  flex: 0 0 auto;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--silver);
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.page-products .pr-tabs__tab:hover {
  color: var(--paper);
  border-color: var(--line-strong);
}
.page-products .pr-tabs__panel {
  display: none;
  gap: var(--pr-gap);
  padding-top: clamp(1rem, 2.5vw, 1.5rem);
}
.page-products .pr-tabs__pantitle {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--cyan);
}
.page-products .pr-tabs__pantext {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.82);
}
.page-products #pr-tab-1:checked ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(1),
.page-products #pr-tab-2:checked ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(2),
.page-products #pr-tab-3:checked ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(3),
.page-products #pr-tab-4:checked ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(4) {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--cyan-ink);
}
.page-products #pr-tab-1:checked ~ .pr-tabs__panels > .pr-tabs__panel:nth-child(1),
.page-products #pr-tab-2:checked ~ .pr-tabs__panels > .pr-tabs__panel:nth-child(2),
.page-products #pr-tab-3:checked ~ .pr-tabs__panels > .pr-tabs__panel:nth-child(3),
.page-products #pr-tab-4:checked ~ .pr-tabs__panels > .pr-tabs__panel:nth-child(4) {
  display: grid;
}
.page-products .pr-tabs__radio:nth-of-type(1):focus-visible ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(1),
.page-products .pr-tabs__radio:nth-of-type(2):focus-visible ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(2),
.page-products .pr-tabs__radio:nth-of-type(3):focus-visible ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(3),
.page-products .pr-tabs__radio:nth-of-type(4):focus-visible ~ .pr-tabs__bar > .pr-tabs__tab:nth-child(4) {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* ---------- 列表与规格 ---------- */
.page-products .pr-list {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .pr-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.6rem;
  align-items: start;
  font-size: 0.88rem;
  line-height: 1.62;
  color: rgba(244, 235, 221, 0.8);
}
.page-products .pr-list--tags {
  margin-top: 1rem;
  gap: 0.5rem;
}
.page-products .pr-spec {
  margin: 1.25rem 0 0;
  border-top: 1px solid var(--line-soft);
}
.page-products .pr-spec > div {
  display: grid;
  grid-template-columns: 7.2rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.68rem 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .pr-spec dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--steel);
}
.page-products .pr-spec dd {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(244, 235, 221, 0.86);
}

/* ---------- 图片 ---------- */
.page-products .pr-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.page-products .pr-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .pr-figure--wide img {
  aspect-ratio: 3 / 2;
}
.page-products .pr-figure--sq img {
  aspect-ratio: 1 / 1;
}
.page-products .pr-figure__tag {
  position: absolute;
  left: 0.7rem;
  bottom: 0.7rem;
  padding: 0.24rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(7, 28, 23, 0.84);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* ---------- 分栏内容 ---------- */
.page-products .pr-split,
.page-products .pr-collect,
.page-products .pr-scenes-wrap {
  display: grid;
  gap: var(--pr-gap);
  align-items: start;
}
.page-products .pr-split__body,
.page-products .pr-collect__body {
  min-width: 0;
}

/* ---------- 地区导航 ---------- */
.page-products .pr-region {
  display: grid;
  gap: var(--pr-gap);
  align-items: start;
}
.page-products .pr-bignum {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  line-height: 1;
  color: var(--orange);
}
.page-products .pr-bignum small {
  font-size: 0.26em;
  letter-spacing: 0.1em;
  color: var(--silver);
}
.page-products .pr-zones {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}
.page-products .pr-zones li {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-800);
  font-size: 0.8rem;
  line-height: 1.55;
  color: rgba(244, 235, 221, 0.78);
}

/* ---------- 战报 ---------- */
.page-products .pr-report {
  display: grid;
  gap: var(--pr-gap);
  align-items: start;
}
.page-products .pr-report .btn {
  margin-top: 1.1rem;
}
.page-products .pr-timeline {
  display: block;
  width: 100%;
  height: auto;
  margin-top: clamp(1.1rem, 3vw, 1.75rem);
  padding: 0.75rem 0.5rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-800);
}

/* ---------- 收藏同步 ---------- */
.page-products .pr-devices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}
.page-products .pr-device {
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(53, 242, 208, 0.08), transparent 65%);
}
.page-products .pr-device__name {
  margin: 0 0 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-products .pr-device__desc {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(244, 235, 221, 0.76);
}
.page-products .pr-note {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--steel);
}
.page-products .pr-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.4);
}

/* ---------- 场景 ---------- */
.page-products .pr-scenes {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .pr-scene {
  padding: 0.9rem 1rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid rgba(255, 122, 26, 0.62);
  border-radius: var(--radius);
  background: var(--ink-800);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.page-products .pr-scene:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}
.page-products .pr-scene__name {
  margin: 0 0 0.35rem;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--paper);
}
.page-products .pr-scene__desc {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.68;
  color: rgba(244, 235, 221, 0.76);
}

/* ---------- 版本 ---------- */
.page-products .pr-versions {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .pr-version {
  position: relative;
  padding: 0.85rem 1rem 0.85rem 1.15rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-800);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.page-products .pr-version::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  border-radius: var(--radius) 0 0 var(--radius);
  background: transparent;
  transition: background 0.2s ease;
}
.page-products .pr-version:hover,
.page-products .pr-version:focus-within {
  border-color: var(--line-strong);
  background: var(--ink-700);
  transform: translateY(-2px);
}
.page-products .pr-version:hover::before,
.page-products .pr-version:focus-within::before {
  background: var(--cyan);
}
.page-products .pr-version__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0;
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--paper);
}
.page-products .pr-version__year {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--orange);
}
.page-products .pr-version__note {
  display: block;
  margin: 0.35rem 0 0;
  font-size: 0.83rem;
  line-height: 1.68;
  color: rgba(244, 235, 221, 0.62);
  transition: color 0.2s ease;
}
.page-products .pr-version:hover .pr-version__note,
.page-products .pr-version:focus-within .pr-version__note {
  color: rgba(244, 235, 221, 0.92);
}

/* ---------- 步骤 ---------- */
.page-products .pr-steps {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pr-step;
}
.page-products .pr-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  counter-increment: pr-step;
}
.page-products .pr-steps li::before {
  content: "0" counter(pr-step);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.2;
  color: var(--orange);
}
.page-products .pr-step__name {
  margin: 0 0 0.3rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--paper);
}
.page-products .pr-step__desc {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(244, 235, 221, 0.76);
}

/* ---------- 结尾行动区 ---------- */
.page-products .pr-cta {
  display: grid;
  gap: 1rem;
  margin-top: clamp(1.25rem, 3vw, 1.9rem);
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: 1px solid var(--line-orange);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 122, 26, 0.1), transparent 62%),
    var(--ink-800);
}
.page-products .pr-cta__title {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--paper);
}
.page-products .pr-cta__text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.86rem;
  line-height: 1.72;
  color: rgba(244, 235, 221, 0.76);
}
.page-products .pr-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pr-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pr-tabs__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: start;
  }
  .page-products .pr-zones {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .pr-split,
  .page-products .pr-collect,
  .page-products .pr-report {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
  .page-products .pr-region {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }
  .page-products .pr-scenes-wrap {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  }
  .page-products .pr-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
  .page-products .pr-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1000px) {
  .page-products .pr-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }
  .page-products .pr-rail {
    position: sticky;
    top: 1.25rem;
  }
  .page-products .pr-rail__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-hero__kicker::before {
    animation: none;
  }
  .page-products .pr-scene:hover,
  .page-products .pr-version:hover,
  .page-products .pr-version:focus-within {
    transform: none;
  }
}