.page-products{
  --prod-gold-glow: rgba(255,215,0,.22);
  --prod-magenta-glow: rgba(255,20,147,.16);
  --prod-cyan-glow: rgba(0,229,255,.14);
  --prod-line-dim: 1px solid rgba(176,183,195,.14);
  --prod-line-gold: 1px solid rgba(255,215,0,.26);
  --prod-panel: linear-gradient(150deg, rgba(26,31,54,.94) 0%, rgba(11,16,38,.84) 100%);
  background: transparent;
}

/* ===== Hero 首屏 ===== */
.page-products .prod-hero{
  position: relative;
  isolation: isolate;
  padding: 104px 0 52px;
  background:
    radial-gradient(ellipse at 80% 34%, rgba(155,89,182,.42), transparent 260px),
    radial-gradient(ellipse at 10% 96%, rgba(255,20,147,.18), transparent 200px),
    linear-gradient(135deg, #0B1026 0%, #121A3A 46%, #0B1026 100%);
  border-bottom: 2px solid rgba(255,215,0,.32);
  overflow: hidden;
}
.page-products .prod-hero::before{
  content:"";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,215,0,.045) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(255,215,0,.035) 0 1px, transparent 1px 56px);
  z-index: -1;
}
.page-products .prod-hero::after{
  content:"";
  position: absolute;
  top: -70px;
  right: -54px;
  width: 340px;
  height: 520px;
  background: repeating-linear-gradient(-45deg, rgba(0,229,255,.07) 0 2px, transparent 2px 16px);
  transform: skewX(-10deg) rotate(8deg);
  border-left: 1px solid rgba(0,229,255,.26);
  z-index: -1;
  pointer-events: none;
}
.page-products .prod-hero-inner{
  position: relative;
  padding: 0 4px;
}
.page-products .prod-crumb-sep{
  margin: 0 8px;
  color: var(--gray-light);
}
.page-products .prod-hero-kicker{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 26px 0 0;
  padding: 6px 14px;
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
  border: 1px solid rgba(0,229,255,.4);
  background: rgba(0,229,255,.06);
  transform: skewX(-8deg);
  text-transform: uppercase;
}
.page-products .prod-hero-title{
  margin: 20px 0 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1.06;
  letter-spacing: .02em;
  color: var(--white);
  text-transform: uppercase;
}
.page-products .prod-hero-title-main{
  display: block;
  text-shadow: 0 0 22px rgba(255,215,0,.28), 0 3px 0 rgba(0,0,0,.35);
}
.page-products .prod-hero-title-sub{
  display: block;
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 24px);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--gold);
  text-transform: none;
  text-shadow: 0 0 14px rgba(255,20,147,.3);
}
.page-products .prod-hero-lead{
  max-width: 720px;
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--gray-light);
}
.page-products .prod-hero-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.page-products .prod-hero-stat{
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-width: 108px;
  padding: 12px 16px;
  background: rgba(26,31,54,.74);
  border-left: 3px solid var(--gold);
  border-radius: 2px 12px 2px 12px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gray-light);
}
.page-products .prod-hero-stat b{
  font-family: var(--font-head);
  font-size: 26px;
  line-height: 1;
  color: var(--gold);
}

/* ===== 双栏布局 ===== */
.page-products .prod-layout{
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 44px 0 72px;
}
@media (min-width: 992px){
  .page-products .prod-layout{
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
}

/* ===== 垂直标签 ===== */
.page-products .prod-tabs{
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px;
  background: rgba(26,31,54,.78);
  border: var(--prod-line-dim);
  border-radius: 4px 16px 4px 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
@media (min-width: 992px){
  .page-products .prod-tabs{
    position: sticky;
    top: 88px;
    flex-direction: column;
    gap: 4px;
  }
}
.page-products .prod-tabs-title{
  width: 100%;
  margin-bottom: 4px;
  padding-left: 2px;
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid rgba(0,229,255,.18);
  padding-bottom: 8px;
}
.page-products .prod-tab-link{
  display: block;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--gray-light);
  text-decoration: none;
  border: 1px solid transparent;
  border-left: 2px solid rgba(255,215,0,0);
  border-radius: 2px 8px 2px 8px;
  transition: color .16s ease, background .16s ease, border-color .16s ease;
}
.page-products .prod-tab-link:hover,
.page-products .prod-tab-link:focus-visible{
  color: var(--gold);
  background: rgba(255,215,0,.06);
  border-left-color: var(--gold);
}
.page-products .prod-tab-link:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ===== 版本区块 ===== */
.page-products .prod-version{
  position: relative;
  padding: 30px 18px;
  margin-bottom: 36px;
  background: var(--prod-panel);
  border-radius: 6px 26px 6px 26px;
  border: 1px solid rgba(0,229,255,.16);
  box-shadow: 0 18px 46px rgba(0,0,0,.32);
}
@media (min-width: 768px){
  .page-products .prod-version{
    padding: 40px 32px;
    margin-bottom: 44px;
  }
}
.page-products .prod-version::after{
  content:"";
  position: absolute;
  top: 0;
  left: 0;
  width: 76px;
  height: 3px;
  background: var(--grad-gold);
  border-radius: 0 0 4px 0;
}
.page-products .prod-version-simple{
  border-top-color: rgba(255,215,0,.55);
}
.page-products .prod-version-ios{
  border-top-color: rgba(255,20,147,.55);
}
.page-products .prod-version-ios::after{
  background: var(--grad-neon);
}
.page-products .prod-version-support{
  border-top-color: rgba(0,229,255,.55);
}
.page-products .prod-version-support::after{
  background: linear-gradient(90deg, #00E5FF 0%, #FF1493 100%);
}
.page-products .prod-version-access{
  border-top-color: rgba(255,170,0,.6);
}
.page-products .prod-version-access::after{
  background: linear-gradient(90deg, #FFAA00 0%, #FFD700 100%);
}

.page-products .prod-version-head{
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-bottom: 24px;
}
.page-products .prod-navnum{
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
  border: 1px solid rgba(0,229,255,.4);
  border-radius: 2px;
  padding: 4px 10px;
  transform: skewX(-8deg);
  background: rgba(0,229,255,.05);
}
.page-products .prod-version-title{
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(23px, 2.8vw, 31px);
  letter-spacing: .04em;
  color: var(--white);
  text-transform: uppercase;
}
.page-products .prod-version-sub{
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gray-light);
  text-transform: uppercase;
}

/* ===== 双栏交错 ===== */
.page-products .prod-version-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: center;
}
@media (min-width: 860px){
  .page-products .prod-version-grid{
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 32px;
  }
}

/* ===== 视觉容器 ===== */
.page-products .prod-version-visual{
  position: relative;
  padding: 10px 10px 36px;
  background: linear-gradient(145deg, rgba(255,215,0,.16), rgba(155,89,182,.16) 55%, rgba(0,229,255,.12));
  border: 1px solid rgba(255,215,0,.3);
  border-radius: var(--radius-cut);
  box-shadow: var(--shadow-pop);
}
.page-products .prod-version-ios .prod-version-visual{
  background: linear-gradient(145deg, rgba(255,20,147,.16), rgba(0,229,255,.12) 60%);
  border-color: rgba(255,20,147,.36);
}
.page-products .prod-version-support .prod-version-visual{
  background: linear-gradient(145deg, rgba(0,229,255,.16), rgba(255,20,147,.14) 60%);
  border-color: rgba(0,229,255,.32);
}
.page-products .prod-version-access .prod-version-visual{
  background: linear-gradient(145deg, rgba(255,170,0,.18), rgba(255,215,0,.1) 60%);
  border-color: rgba(255,170,0,.34);
}
.page-products .prod-img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 2px 12px 2px 12px;
}
.page-products .prod-visual-caption{
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 8px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gray-light);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== 功能列表 ===== */
.page-products .prod-version-text{
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.page-products .prod-feature-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .prod-feature{
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(11,16,38,.5);
  border: 1px solid rgba(176,183,195,.12);
  border-radius: 3px 14px 3px 14px;
  transition: background .16s ease, border-color .16s ease, transform .16s ease;
}
.page-products .prod-feature:hover{
  background: rgba(255,215,0,.05);
  border-color: rgba(255,215,0,.3);
  transform: translateX(4px);
}
.page-products .prod-feature-mark{
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 7px;
  background: var(--gold);
  transform: rotate(45deg);
  box-shadow: 0 0 8px rgba(255,215,0,.5);
}
.page-products .prod-version-ios .prod-feature-mark{
  background: var(--magenta);
  box-shadow: 0 0 8px rgba(255,20,147,.5);
}
.page-products .prod-version-support .prod-feature-mark{
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(0,229,255,.5);
}
.page-products .prod-feature h3{
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--gold);
}
.page-products .prod-version-ios .prod-feature h3{
  color: #FF6EC7;
}
.page-products .prod-version-support .prod-feature h3{
  color: var(--cyan);
}
.page-products .prod-feature p{
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-light);
}
.page-products .prod-nowrap{
  white-space: nowrap;
}

/* ===== 客服区块 ===== */
.page-products .prod-support-lead{
  margin: 0;
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--white);
  background: rgba(0,229,255,.06);
  border-left: 3px solid var(--cyan);
  border-radius: 2px 10px 2px 10px;
}
.page-products .prod-support-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}
.page-products .prod-support-actions .btn{
  align-self: flex-start;
}

/* ===== 设备兼容 ===== */
.page-products .prod-devices{
  position: relative;
  padding: 30px 18px;
  background:
    radial-gradient(ellipse at 90% 16%, rgba(0,229,255,.12), transparent 200px),
    rgba(11,16,38,.66);
  border: 1px solid rgba(0,229,255,.22);
  border-radius: 16px 4px 16px 4px;
  overflow: hidden;
}
@media (min-width: 768px){
  .page-products .prod-devices{
    padding: 40px 32px;
  }
}
.page-products .prod-devices::before{
  content:"";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 200px;
  height: 200px;
  border: 1px solid rgba(255,215,0,.14);
  transform: rotate(45deg);
  pointer-events: none;
}
.page-products .prod-devices-inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: center;
}
@media (min-width: 860px){
  .page-products .prod-devices-inner{
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 32px;
  }
}
.page-products .prod-devices-text p{
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--gray-light);
}
.page-products .prod-devices-text p:last-of-type{
  margin-bottom: 20px;
}
.page-products .prod-devices-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .prod-devices-visual{
  border-radius: 4px 16px 4px 16px;
  border: 1px solid rgba(255,215,0,.22);
  padding: 8px;
  background: rgba(26,31,54,.5);
}
.page-products .prod-devices-visual .prod-img{
  border-radius: 2px 12px 2px 12px;
}

/* ===== 相关卡片 ===== */
.page-products .prod-related{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 40px;
}
@media (min-width: 900px){
  .page-products .prod-related{
    grid-template-columns: repeat(3, 1fr);
  }
}
.page-products .prod-related-card{
  position: relative;
  padding: 24px;
  background: linear-gradient(145deg, rgba(26,31,54,.92), rgba(11,16,38,.56));
  border: 1px solid rgba(255,215,0,.2);
  border-radius: 3px 18px 3px 18px;
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.page-products .prod-related-card:hover{
  transform: translateY(-4px);
  border-color: rgba(255,215,0,.5);
  box-shadow: 0 14px 36px rgba(0,0,0,.35);
}
.page-products .prod-related-kicker{
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-products .prod-related-card h3{
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--white);
}
.page-products .prod-related-card p:not(.prod-related-kicker){
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray-light);
}
.page-products .prod-related-card a{
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,215,0,.4);
  padding-bottom: 2px;
  transition: color .14s ease, border-color .14s ease;
}
.page-products .prod-related-card a:hover{
  color: var(--gold-dim);
  border-color: var(--gold-dim);
}

/* ===== 窄屏保护 ===== */
@media (max-width: 480px){
  .page-products .prod-hero{
    padding: 92px 0 38px;
  }
  .page-products .prod-hero-meta{
    gap: 8px;
  }
  .page-products .prod-hero-stat{
    min-width: 92px;
    padding: 10px 12px;
  }
  .page-products .prod-hero-stat b{
    font-size: 22px;
  }
  .page-products .prod-version{
    padding: 24px 14px;
  }
  .page-products .prod-version-visual{
    padding: 8px 8px 30px;
  }
  .page-products .prod-tabs{
    padding: 12px;
  }
  .page-products .prod-tab-link{
    padding: 8px 12px;
    font-size: 13px;
  }
  .page-products .prod-related-card{
    padding: 20px;
  }
  .page-products .prod-devices-actions .btn,
  .page-products .prod-support-actions .btn{
    width: 100%;
    text-align: center;
  }
}