/* ===== 页面专属：.page-products ===== */
.page-products{
  --pp-bg: #0B1E3B;
  --pp-purple: #6D28D9;
  --pp-ultra: #4C1D95;
  --pp-gold: #F2B705;
  --pp-cream: #F5F0E1;
  --pp-ink: #2D1B0E;
  --pp-white: #FFFFFF;
  --pp-goldgray: #D4C4AD;
  --pp-success: #34D399;
  --pp-shadow: 0 18px 40px rgba(11,30,59,.22);
  position: relative;
  z-index: 1;
  background: var(--pp-bg);
  color: var(--pp-white);
  overflow-x: clip;
}

.page-products img{
  max-width: 100%;
  height: auto;
  display: block;
}

.page-products .prod-hero,
.page-products .plat-select-inner,
.page-products .dl-zone,
.page-products .install-wrap,
.page-products .prod-feature{
  width: min(100%, var(--container-width, 1280px));
  margin-inline: auto;
}

/* ===== 首屏主题区 ===== */
.page-products .prod-hero{
  position: relative;
  padding: 1.5rem clamp(1.25rem, 4vw, 2.5rem) 2.6rem;
  background:
    radial-gradient(ellipse at 82% -18%, rgba(109,40,217,.42), transparent 58%),
    linear-gradient(135deg, var(--pp-bg) 0%, var(--pp-ultra) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1.2rem), 0 100%);
}
.page-products .prod-hero::before{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(244,240,225,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244,240,225,.045) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}
.page-products .prod-hero > *{
  position: relative;
  z-index: 1;
}
.page-products .prod-hero .breadcrumbs{
  margin-bottom: 2rem;
}
.page-products .prod-hero .breadcrumbs{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-size: .82rem;
  color: rgba(255,255,255,.68);
}
.page-products .prod-hero .breadcrumb-link{
  color: rgba(255,255,255,.68);
  text-decoration: none;
  transition: color .3s ease;
}
.page-products .prod-hero .breadcrumb-link:hover{
  color: var(--pp-gold);
}
.page-products .prod-hero .breadcrumb-current{
  color: var(--pp-gold);
}
.page-products .prod-sep{
  margin: 0 .5rem;
  color: rgba(255,255,255,.32);
}
.page-products .prod-hero-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  align-items: center;
}
.page-products .prod-hero-copy{
  min-width: 0;
}
.page-products .prod-hero-eyebrow{
  margin-bottom: .7rem;
  color: var(--pp-gold);
}
.page-products .prod-hero h1{
  margin: 0 0 .9rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: clamp(1.8rem, 5.4vw, 2.75rem);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--pp-white);
  text-shadow: 0 0 22px rgba(109,40,217,.4);
}
.page-products .hero-accent{
  color: var(--pp-gold);
  text-shadow: 0 0 20px rgba(242,183,5,.32);
}
.page-products .prod-hero-lead{
  margin: 1rem 0 0;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: 1rem;
  line-height: 1.75;
  letter-spacing: .02em;
  color: rgba(255,255,255,.86);
  max-width: 58ch;
}
.page-products .prod-hero-stats{
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 1.5rem;
}
.page-products .hero-stat{
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.14);
  border-left: 3px solid var(--pp-gold);
  padding: .85rem 1rem;
  min-width: 100px;
  flex: 1 1 130px;
}
.page-products .hero-stat-num{
  display: block;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: 1.45rem;
  line-height: 1.15;
  color: var(--pp-gold);
}
.page-products .hero-stat-label{
  display: block;
  margin-top: .25rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-size: .76rem;
  color: rgba(255,255,255,.72);
}
.page-products .prod-hero-figure{
  margin: 0;
}
.page-products .prod-hero-img{
  border: 1px solid rgba(255,255,255,.12);
  border-right: 4px solid var(--pp-gold);
  box-shadow: var(--pp-shadow);
  transform: skewY(-.8deg);
}

/* ===== 平台选择 ===== */
.page-products .plat-select{
  position: relative;
  padding: 2.2rem clamp(1.25rem, 4vw, 2.5rem) 2.8rem;
  background:
    linear-gradient(115deg, rgba(11,30,59,.12) 0%, rgba(109,40,217,.28) 100%),
    linear-gradient(160deg, var(--pp-bg) 0%, #1B0B3B 100%);
}
.page-products .plat-select .section-header{
  margin-bottom: 1.4rem;
}
.page-products .plat-select .eyebrow{
  color: var(--pp-gold);
}
.page-products .plat-select .section-title{
  color: var(--pp-white);
}
.page-products .plat-tabs{
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: 1.6rem;
}
.page-products .plat-tab{
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.15rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 700;
  font-size: .95rem;
  color: rgba(255,255,255,.76);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius-small, 4px);
  cursor: pointer;
  transition: border-color .3s ease, background .3s ease, color .3s ease;
}
.page-products .plat-tab:hover{
  border-color: var(--pp-gold);
  color: var(--pp-gold);
}
.page-products .plat-tab.is-active{
  background: linear-gradient(135deg, var(--pp-gold) 0%, #FAE05C 100%);
  color: var(--pp-ink);
  border-color: var(--pp-gold);
  box-shadow: 0 4px 14px rgba(242,183,5,.32);
}
.page-products .plat-tab-icon{
  flex: 0 0 auto;
}
.page-products .plat-panels{
  min-height: 220px;
}
.page-products .plat-panel{
  display: none;
}
.page-products .plat-panel.is-active{
  display: block;
  animation: ppFadeIn .3s ease both;
}
@keyframes ppFadeIn{
  from{ opacity: 0; transform: translateY(8px); }
  to{ opacity: 1; transform: translateY(0); }
}
.page-products .plat-card{
  position: relative;
  padding: 1.6rem 1.5rem 1.5rem;
  background: var(--pp-cream);
  color: var(--pp-ink);
  border: 1px solid var(--pp-ink);
  border-radius: var(--radius-medium, 10px);
  box-shadow: 6px 6px 0 rgba(242,183,5,.28);
  max-width: 720px;
}
.page-products .plat-card-head{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .8rem;
  margin-bottom: 1.1rem;
}
.page-products .plat-card-label{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .1em;
  color: rgba(45,27,14,.6);
}
.page-products .plat-card-ver{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: clamp(2.1rem, 7vw, 3.2rem);
  line-height: 1.05;
  color: var(--pp-ultra);
  text-shadow: 0 0 18px rgba(109,40,217,.18);
}
.page-products .plat-card-list{
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem .9rem;
}
.page-products .plat-card-list li{
  display: flex;
  flex-direction: column;
  gap: .15rem;
  padding: .6rem .75rem;
  background: rgba(212,196,173,.22);
  border-left: 3px solid var(--pp-gold);
}
.page-products .plat-card-list span{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-size: .74rem;
  color: rgba(45,27,14,.62);
}
.page-products .plat-card-list strong{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-size: .9rem;
  color: var(--pp-ink);
}
.page-products .plat-card-btn{
  width: 100%;
  justify-content: center;
  box-shadow: 0 6px 22px rgba(242,183,5,.36);
}
.page-products .plat-card-note{
  margin: .9rem 0 0;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .85rem;
  line-height: 1.65;
  color: rgba(45,27,14,.68);
}
.page-products .plat-link{
  color: var(--pp-purple);
  text-decoration: underline;
  text-underline-offset: .15em;
  transition: color .3s ease;
}
.page-products .plat-link:hover{
  color: var(--pp-gold);
}

/* ===== 下载清单 + 版本日志 ===== */
.page-products .dl-zone{
  background: var(--pp-cream);
  color: var(--pp-ink);
  padding: 3rem clamp(1.25rem, 4vw, 2.5rem) 3.2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.6rem;
}
.page-products .dl-zone .section-header{
  margin-bottom: 1rem;
}
.page-products .dl-zone .eyebrow{
  color: var(--pp-purple);
}
.page-products .dl-zone .section-title{
  color: var(--pp-ink);
}
.page-products .dl-main{
  min-width: 0;
}
.page-products .dl-main-desc{
  margin: .9rem 0 1.4rem;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .96rem;
  line-height: 1.7;
  color: rgba(45,27,14,.82);
  max-width: 62ch;
}
.page-products .dl-zone-img{
  margin-bottom: 1.4rem;
  border: 1px solid rgba(45,27,14,.16);
  border-bottom: 3px solid var(--pp-gold);
  box-shadow: 0 10px 24px rgba(11,30,59,.14);
}
.page-products .dl-table-scroll{
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-products .dl-table{
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  background: rgba(255,255,255,.5);
}
.page-products .dl-table th{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 700;
  font-size: .75rem;
  letter-spacing: .08em;
  color: rgba(45,27,14,.78);
  text-align: left;
  padding: .8rem .75rem;
  background: var(--pp-goldgray);
  border-bottom: 2px solid var(--pp-ink);
  text-transform: none;
}
.page-products .dl-table td{
  padding: .85rem .75rem;
  border-bottom: 1px solid rgba(45,27,14,.12);
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .9rem;
  color: var(--pp-ink);
  vertical-align: middle;
}
.page-products .dl-table tbody tr:hover td{
  background: rgba(242,183,5,.08);
}
.page-products .dl-ver-cell{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: 1.05rem;
  color: var(--pp-ultra);
}
.page-products .dl-table .btn-small{
  padding: .5rem .9rem;
  font-size: .8rem;
}
.page-products .dl-side{
  min-width: 0;
}
.page-products .dl-side-img{
  margin: 1.2rem 0 1.4rem;
  border: 1px solid rgba(45,27,14,.16);
  transform: rotate(.6deg);
  box-shadow: 0 10px 24px rgba(11,30,59,.14);
}
.page-products .dl-log-list{
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .dl-log-entry{
  position: relative;
  margin-bottom: 1rem;
  padding: 1rem 1rem 1rem 1.15rem;
  background: rgba(255,255,255,.65);
  border-left: 4px solid var(--pp-gold);
  box-shadow: 0 4px 12px rgba(11,30,59,.08);
}
.page-products .dl-log-head{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: .5rem;
}
.page-products .dl-log-ver{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--pp-ink);
}
.page-products .dl-log-entry p{
  margin: 0;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .86rem;
  line-height: 1.65;
  color: rgba(45,27,14,.78);
}
.page-products .dl-log-more{
  margin-top: .6rem;
  display: inline-flex;
}

/* ===== 安装步骤 ===== */
.page-products .install-wrap{
  padding: 3rem clamp(1.25rem, 4vw, 2.5rem) 3rem;
  background:
    radial-gradient(circle at 85% 20%, rgba(109,40,217,.28), transparent 42%),
    var(--pp-bg);
}
.page-products .install-wrap .section-header{
  margin-bottom: 1.8rem;
}
.page-products .install-wrap .eyebrow{
  color: var(--pp-gold);
}
.page-products .install-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  align-items: center;
}
.page-products .install-art{
  margin: 0;
}
.page-products .install-img{
  border: 1px solid rgba(255,255,255,.14);
  border-right: 4px solid var(--pp-gold);
  box-shadow: var(--pp-shadow);
}
.page-products .install-list{
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: install-step;
}
.page-products .install-item{
  position: relative;
  padding: 1.15rem 1rem 1.15rem 4.3rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.13);
  border-right: 3px solid var(--pp-gold);
  margin-bottom: .8rem;
  transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
}
.page-products .install-item:hover{
  transform: translateY(-2px);
  box-shadow: var(--pp-shadow);
  background: rgba(255,255,255,.09);
}
.page-products .install-num{
  position: absolute;
  left: 1rem;
  top: 1.1rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--pp-gold);
}
.page-products .install-item h3{
  margin: 0 0 .35rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 800;
  font-size: 1.08rem;
  color: var(--pp-white);
}
.page-products .install-item p{
  margin: 0;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .88rem;
  line-height: 1.68;
  color: rgba(255,255,255,.76);
}
.page-products .install-link{
  color: var(--pp-gold);
  text-decoration: underline;
  text-underline-offset: .15em;
  transition: color .3s ease;
}
.page-products .install-link:hover{
  color: var(--pp-white);
}

/* ===== 客户端特色 ===== */
.page-products .prod-feature{
  padding: 3rem clamp(1.25rem, 4vw, 2.5rem) 3.4rem;
  background:
    linear-gradient(140deg, var(--pp-ultra) 0%, var(--pp-bg) 74%);
}
.page-products .prod-feature .section-header{
  margin-bottom: 1.8rem;
}
.page-products .prod-feature .eyebrow{
  color: var(--pp-gold);
}
.page-products .feature-card{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-medium, 10px);
  padding: 1.2rem;
  box-shadow: var(--pp-shadow);
}
.page-products .feature-img{
  border: 1px solid rgba(255,255,255,.12);
  border-bottom: 3px solid var(--pp-gold);
}
.page-products .feature-copy{
  min-width: 0;
}
.page-products .feature-tag{
  display: inline-block;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 700;
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--pp-ink);
  background: var(--pp-gold);
  padding: .45rem .8rem;
  margin-bottom: .9rem;
  border-radius: var(--radius-small, 4px);
}
.page-products .feature-copy h3{
  margin: 0 0 .6rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 900;
  font-size: 1.35rem;
  color: var(--pp-white);
}
.page-products .feature-copy p{
  margin: 0 0 1rem;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .92rem;
  line-height: 1.72;
  color: rgba(255,255,255,.82);
}
.page-products .feature-list{
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}
.page-products .feature-list li{
  position: relative;
  padding: .28rem 0 .28rem 1.5rem;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-size: .86rem;
  color: rgba(255,255,255,.84);
}
.page-products .feature-list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .66rem;
  width: .72rem;
  height: .72rem;
  background: var(--pp-gold);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.page-products .feature-more{
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-size: .86rem;
}
.page-products .feature-link{
  color: var(--pp-gold);
  text-decoration: underline;
  text-underline-offset: .15em;
  transition: color .3s ease;
}
.page-products .feature-link:hover{
  color: var(--pp-white);
}

/* ===== 二维码浮层 ===== */
.page-products .qr-layer{
  position: fixed;
  inset: 0;
  z-index: 1200;
  background: rgba(11,30,59,.74);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}
.page-products .qr-layer[hidden]{
  display: none;
}
.page-products .qr-layer-box{
  background: var(--pp-cream);
  color: var(--pp-ink);
  border: 2px solid var(--pp-ink);
  border-radius: var(--radius-medium, 10px);
  box-shadow: 10px 10px 0 rgba(242,183,5,.5);
  padding: 1.8rem 1.6rem 1.4rem;
  text-align: center;
  max-width: 360px;
  width: 100%;
}
.page-products .qr-layer-title{
  display: block;
  font-family: var(--font-primary, "Noto Sans SC", sans-serif);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}
.page-products .qr-layer-code{
  background: var(--pp-cream);
  padding: .4rem;
  width: 170px;
  margin-inline: auto;
}
.page-products .qr-layer-code svg{
  width: 150px;
  height: 150px;
  display: block;
}
.page-products .qr-layer-text{
  margin: .8rem 0 1.2rem;
  font-family: var(--font-body, "Noto Serif SC", serif);
  font-size: .85rem;
  color: rgba(45,27,14,.72);
}
.page-products .qr-layer-close{
  display: inline-flex;
}

/* ===== 桌面布局 ===== */
@media (min-width: 900px){
  .page-products .prod-hero{
    padding-top: 2rem;
    padding-bottom: 3.6rem;
  }
  .page-products .prod-hero-grid{
    grid-template-columns: 1.08fr .92fr;
    gap: 2.6rem;
  }
  .page-products .prod-hero-figure{
    justify-self: end;
    width: 100%;
  }
  .page-products .prod-hero-img{
    aspect-ratio: 4 / 3;
    object-fit: cover;
    width: 100%;
  }
  .page-products .plat-select-inner{
    padding-inline: clamp(1.5rem, 5vw, 3rem);
  }
  .page-products .plat-tabs{
    gap: .65rem;
  }
  .page-products .plat-card-list{
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .dl-zone{
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, .8fr);
    align-items: start;
    gap: 3rem;
  }
  .page-products .dl-side{
    position: sticky;
    top: 1.5rem;
  }
  .page-products .install-grid{
    grid-template-columns: .9fr 1.1fr;
    gap: 2.6rem;
  }
  .page-products .install-img{
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .page-products .feature-card{
    grid-template-columns: .85fr 1.15fr;
    gap: 1.8rem;
    align-items: center;
  }
  .page-products .feature-img{
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}

/* ===== 窄屏细节 ===== */
@media (max-width: 480px){
  .page-products .plat-card-list{
    grid-template-columns: 1fr;
  }
  .page-products .prod-hero-stats{
    flex-direction: column;
  }
  .page-products .hero-stat{
    flex: 1 1 100%;
  }
  .page-products .prod-hero h1{
    font-size: 1.65rem;
  }
}