.page-products {
  --prod-card: rgba(18, 38, 63, .78);
  --prod-sticky: calc(var(--bs-header-h) + 28px);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-products .prod-crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 0 0;
  font-size: 13px;
  letter-spacing: .02em;
}
.page-products .prod-crumbs__link {
  color: var(--bs-gray);
  text-decoration: none;
  transition: color .2s ease;
}
.page-products .prod-crumbs__link:hover { color: var(--bs-cyan); }
.page-products .prod-crumbs__sep { color: var(--bs-line); }
.page-products .prod-crumbs__current { color: var(--bs-cyan); }

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: 26px 0 54px;
}
.page-products .prod-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -190px;
  right: -170px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(53, 224, 208, .28), rgba(53, 224, 208, 0) 70%);
  pointer-events: none;
}
.page-products .prod-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -14%;
  right: -14%;
  bottom: 4%;
  height: 130px;
  transform: rotate(-4deg);
  background: linear-gradient(90deg, rgba(255, 106, 43, .18), rgba(255, 106, 43, 0) 64%);
  pointer-events: none;
}
.page-products .prod-hero__inner { position: relative; }
.page-products .prod-hero__eyebrow { color: var(--bs-cyan); }
.page-products .prod-hero__title {
  margin: 14px 0 0;
  font-size: clamp(34px, 9.4vw, 80px);
  line-height: 1.02;
  letter-spacing: -.018em;
  color: var(--bs-white);
  max-width: 16em;
}
.page-products .prod-hero__lede {
  margin: 20px 0 0;
  max-width: 48ch;
  color: rgba(247, 250, 255, .78);
}
.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .prod-hero__stats {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--bs-line-soft);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  overflow: hidden;
}
.page-products .prod-hero__stat {
  background: rgba(10, 24, 48, .84);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.page-products .prod-hero__num {
  font-family: var(--bs-font-mono);
  font-size: 30px;
  line-height: 1;
  color: var(--bs-orange);
  letter-spacing: .01em;
}
.page-products .prod-hero__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--bs-gray);
}

/* ---------- 对照页双栏 ---------- */
.page-products .prod-focus { padding: 16px 0 56px; }
.page-products .prod-focus__grid {
  display: grid;
  gap: 28px;
}
.page-products .prod-preview {
  border-radius: var(--bs-radius-lg);
  border: 1px solid var(--bs-line);
  background: var(--bs-night);
  box-shadow: var(--bs-shadow-2);
  overflow: hidden;
  transform: rotate(-1deg);
}
.page-products .prod-preview__facts {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-products .prod-preview__fact {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 14px;
  border-left: 2px solid var(--bs-line-cyan);
  border-radius: 0 var(--bs-radius) var(--bs-radius) 0;
  background: linear-gradient(90deg, rgba(53, 224, 208, .10), rgba(53, 224, 208, 0));
  font-size: 14px;
  color: var(--bs-gray);
}
.page-products .prod-preview__fact b {
  font-family: var(--bs-font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--bs-cyan);
  flex: 0 0 auto;
}

.page-products .prod-h2 {
  margin: 10px 0 0;
  color: var(--bs-white);
}
.page-products .prod-p {
  margin: 16px 0 0;
  color: rgba(143, 163, 184, .96);
  max-width: 64ch;
}
.page-products .prod-points {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .prod-point {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 1px solid var(--bs-line-soft);
  border-radius: var(--bs-radius);
  background: var(--prod-card);
  box-shadow: var(--bs-shadow-1);
}
.page-products .prod-point__idx {
  font-family: var(--bs-font-mono);
  font-size: 19px;
  line-height: 1.3;
  color: var(--bs-orange);
}
.page-products .prod-point__t {
  margin: 0;
  font-size: 17px;
  color: var(--bs-white);
}
.page-products .prod-point__d {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--bs-gray);
}

/* ---------- 筛选维度 ---------- */
.page-products .prod-filter { padding: 8px 0 56px; }
.page-products .prod-filter__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}
.page-products .prod-filter__tab {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--bs-line);
  background: rgba(18, 38, 63, .6);
  color: var(--bs-gray);
  font-size: 14px;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.page-products .prod-filter__tab:hover {
  color: var(--bs-cyan);
  border-color: var(--bs-line-cyan);
  background: rgba(53, 224, 208, .08);
}
.page-products .prod-filter__grid {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}
.page-products .prod-filter__card {
  position: relative;
  overflow: hidden;
  padding: 24px 22px 26px;
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  background: linear-gradient(160deg, rgba(18, 38, 63, .92), rgba(10, 24, 48, .94));
  box-shadow: var(--bs-shadow-1);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.page-products .prod-filter__card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 92px;
  height: 92px;
  background: linear-gradient(135deg, rgba(255, 106, 43, .26), rgba(255, 106, 43, 0));
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  pointer-events: none;
}
.page-products .prod-filter__card:target {
  border-color: var(--bs-line-cyan);
  box-shadow: 0 0 0 1px var(--bs-line-cyan), var(--bs-shadow-2);
}
.page-products .prod-filter__badge {
  display: inline-block;
  padding: 4px 11px;
  border: 1px solid var(--bs-line-cyan);
  border-radius: 999px;
  font-family: var(--bs-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--bs-cyan);
}
.page-products .prod-filter__t {
  margin: 16px 0 0;
  font-size: 22px;
  color: var(--bs-white);
}
.page-products .prod-filter__d {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--bs-gray);
}
.page-products .prod-filter__use {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--bs-line-soft);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(247, 250, 255, .6);
}
.page-products .prod-figure {
  margin: 36px 0 0;
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
  background: var(--bs-night);
  box-shadow: var(--bs-shadow-1);
}

/* ---------- 安装四步 ---------- */
.page-products .prod-install { padding: 60px 0; }
.page-products .prod-install__grid {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}
.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .prod-step__box {
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  background: var(--prod-card);
  overflow: hidden;
  transition: border-color .25s ease;
}
.page-products .prod-step__box[open] { border-color: rgba(255, 106, 43, .38); }
.page-products .prod-step__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}
.page-products .prod-step__head::-webkit-details-marker { display: none; }
.page-products .prod-step__num {
  flex: 0 0 auto;
  font-family: var(--bs-font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--bs-orange);
}
.page-products .prod-step__ttl {
  flex: 1 1 auto;
  font-size: 17px;
  font-weight: 600;
  color: var(--bs-white);
}
.page-products .prod-step__chev {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--bs-cyan);
  border-bottom: 2px solid var(--bs-cyan);
  transform: rotate(45deg);
  transition: transform .25s ease;
}
.page-products .prod-step__box[open] .prod-step__chev { transform: rotate(-135deg); }
.page-products .prod-step__body { padding: 0 18px 18px 46px; }
.page-products .prod-step__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--bs-gray);
}
.page-products .prod-install__shot {
  margin: 0;
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
  background: var(--bs-night);
  box-shadow: var(--bs-shadow-2);
}

/* ---------- 更新节奏 ---------- */
.page-products .prod-cadence {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 68px 0;
}
.page-products .prod-cadence__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  margin: 0;
}
.page-products .prod-cadence__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .26;
}
.page-products .prod-cadence::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(105deg, rgba(10, 24, 48, .97) 34%, rgba(10, 24, 48, .6) 100%);
  pointer-events: none;
}
.page-products .prod-cadence__inner {
  display: grid;
  gap: 30px;
}
.page-products .prod-cadence__more {
  margin: 20px 0 0;
  font-size: 14px;
}
.page-products .prod-cadence__more a {
  color: var(--bs-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--bs-line-cyan);
  padding-bottom: 2px;
}
.page-products .prod-cadence__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--bs-line-soft);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
}
.page-products .prod-cadence__stat {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 18px 20px;
  background: rgba(10, 24, 48, .88);
}
.page-products .prod-cadence__num {
  font-family: var(--bs-font-mono);
  font-size: 26px;
  line-height: 1.1;
  color: var(--bs-cyan);
}
.page-products .prod-cadence__cap {
  font-size: 13px;
  color: var(--bs-gray);
}

/* ---------- 平台适配（奶油纸） ---------- */
.page-products .prod-platforms { padding: 68px 0; }
.page-products .prod-platforms .prod-h2 { color: var(--bs-ink); }
.page-products .prod-platforms .prod-p { color: rgba(23, 17, 13, .74); }
.page-products .prod-platforms__eyebrow { color: rgba(23, 17, 13, .58); }
.page-products .prod-plats {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .prod-plat {
  padding: 20px 18px;
  border: 1px solid rgba(23, 17, 13, .14);
  border-radius: var(--bs-radius);
  background: rgba(255, 255, 255, .48);
  box-shadow: var(--bs-shadow-paper);
}
.page-products .prod-plat__name {
  display: block;
  font-family: var(--bs-font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #0A1830;
}
.page-products .prod-plat__t {
  margin: 10px 0 0;
  font-size: 17px;
  color: var(--bs-ink);
}
.page-products .prod-plat__d {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(23, 17, 13, .74);
}
.page-products .prod-figure--plats {
  border-color: rgba(23, 17, 13, .16);
  box-shadow: var(--bs-shadow-paper);
}
.page-products .prod-vol {
  margin: 22px 0 0;
  padding: 18px 20px;
  border-radius: var(--bs-radius);
  border: 1px solid rgba(23, 17, 13, .16);
  background: rgba(23, 17, 13, .05);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
  align-items: baseline;
  font-size: 14px;
  color: rgba(23, 17, 13, .78);
}
.page-products .prod-vol b {
  font-family: var(--bs-font-mono);
  font-size: 19px;
  color: #0A1830;
}

/* ---------- 下载后求助 ---------- */
.page-products .prod-help { padding: 68px 0 96px; }
.page-products .prod-help__grid {
  display: grid;
  gap: 32px;
}
.page-products .prod-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-products .prod-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--bs-line-soft);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
}
.page-products .prod-help__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 18px 20px;
  background: rgba(18, 38, 63, .74);
}
.page-products .prod-help__k {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--bs-cyan);
}
.page-products .prod-help__v {
  font-family: var(--bs-font-mono);
  font-size: 17px;
  color: var(--bs-white);
  word-break: break-all;
}
.page-products .prod-help__n {
  font-size: 13px;
  color: var(--bs-gray);
}
.page-products .prod-help__fine {
  margin: 32px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--bs-line-soft);
  font-size: 13px;
  line-height: 1.85;
  color: var(--bs-gray);
}
.page-products .prod-help__fine a {
  color: var(--bs-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--bs-line-cyan);
}

/* ---------- 图片与响应式 ---------- */
.page-products .bs-media__img {
  display: block;
  max-width: 100%;
  height: auto;
}
.page-products .prod-cadence__bg img { max-width: none; }

@media (min-width: 620px) {
  .page-products .prod-hero__stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-products .prod-plats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .page-products .prod-focus__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6.6fr);
    gap: 46px;
    align-items: start;
  }
  .page-products .prod-focus__sticky {
    position: sticky;
    top: var(--prod-sticky);
  }
  .page-products .prod-filter__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-products .prod-filter__card--b { margin-top: 34px; }
  .page-products .prod-filter__card--c { margin-top: 14px; }
  .page-products .prod-install__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }
  .page-products .prod-cadence__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4.2fr);
    gap: 48px;
    align-items: center;
  }
  .page-products .prod-help__grid {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5fr);
    gap: 54px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-products .prod-plats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-products .prod-hero { padding: 34px 0 64px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-preview { transform: none; }
  .page-products .prod-step__chev { transition: none; }
}