.page-products{
  --pp-radius-xl: 28px;
  --pp-radius-lg: 22px;
  background: var(--c-bg);
  color: var(--c-text-light);
}

/* ===== 首屏 Hero ===== */
.pp-hero{
  position: relative;
  overflow: hidden;
  padding: 88px 0 80px;
  background: var(--grad-primary);
}
.pp-hero::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 16%, rgba(0,255,156,.16), transparent 34%),
    radial-gradient(circle at 10% 88%, rgba(255,106,0,.14), transparent 30%),
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px;
  pointer-events: none;
}
.pp-hero .container{
  position: relative;
  z-index: 1;
}
.pp-hero-inner{
  display: grid;
  gap: 30px;
  margin-top: 30px;
}
.pp-hero-copy h1{
  position: relative;
  margin: 14px 0 16px;
  font-size: clamp(2.1rem, 6.5vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 800;
}
.pp-hero-copy h1::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 64px;
  height: 4px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--c-green), var(--c-orange));
}
.pp-hero-copy > p{
  margin: 24px 0 0;
  color: rgba(255,255,255,.72);
  font-size: 15px;
  line-height: 1.7;
  max-width: 34em;
}
.pp-hero-meta{
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.pp-hero-meta li{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--c-border);
  font-size: 13px;
  color: rgba(255,255,255,.62);
}
.pp-hero-meta li:first-child{
  border-top: 1px solid var(--c-border);
}
.pp-hero-meta strong{
  color: var(--c-green);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.pp-hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.pp-download-btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
}
.pp-download-btn:hover{
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,255,156,.28);
}
.pp-cta-ic{
  width: 18px;
  height: 18px;
}

/* ===== 首屏侧栏 ===== */
.pp-hero-side{
  display: grid;
  gap: 18px;
}
.pp-device{
  position: relative;
  max-width: 320px;
  padding: 10px;
  border: 1px solid rgba(0,255,156,.42);
  border-radius: 30px;
  background: linear-gradient(140deg, rgba(10,29,58,.94), rgba(46,26,71,.9));
  box-shadow: 0 28px 60px rgba(2,8,18,.46);
}
.pp-device-screen{
  overflow: hidden;
  background: var(--c-bg-deep);
  border-radius: 20px;
  aspect-ratio: 1 / 1.35;
}
.pp-device-img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pp-version-card{
  position: relative;
  padding: 20px;
  background: rgba(10,29,58,.72);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  transform: rotate(1deg);
}
.pp-version-num{
  display: block;
  margin: 14px 0 6px;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  line-height: 1;
  color: var(--c-green);
  font-weight: 700;
}
.pp-version-card p{
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(255,255,255,.72);
}
.pp-archive-shortcut{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--c-orange);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.pp-archive-shortcut:hover{
  color: var(--c-green);
  border-color: var(--c-green);
}

/* ===== 系统要求 ===== */
.pp-sys-section{
  padding: 0 0 60px;
  background: var(--c-light);
  color: var(--c-text-dark);
}
.pp-sys-panel{
  position: relative;
  z-index: 2;
  margin-top: -46px;
  padding: 26px 18px;
  background: var(--c-light);
  border: 1px solid rgba(44,74,110,.18);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 50px rgba(7,20,40,.14);
}
.pp-section-head{
  display: grid;
  gap: 6px;
  margin-bottom: 22px;
}
.pp-section-head h2{
  margin: 0;
  font-size: clamp(1.55rem, 4vw, 2.3rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
}
.pp-section-head p{
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(28,46,74,.72);
  max-width: 38em;
}
.pp-sys-grid{
  display: grid;
  gap: 12px;
}
.pp-sys-item{
  position: relative;
  padding: 18px;
  background: #fff;
  border: 1px solid rgba(44,74,110,.16);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(7,20,40,.06);
}
.pp-sys-ic{
  display: block;
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  color: var(--c-bg);
}
.pp-sys-item h3{
  margin: 0 0 4px;
  font-size: 15px;
}
.pp-sys-item p{
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(28,46,74,.72);
}
.pp-sys-tip{
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: calc(100% + 10px);
  padding: 8px 10px;
  background: var(--c-bg-deep);
  color: var(--c-text-light);
  font-size: 12px;
  line-height: 1.5;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 24px rgba(7,20,40,.26);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .25s var(--ease), transform .25s var(--ease);
  pointer-events: none;
  z-index: 4;
}
.pp-sys-item:hover .pp-sys-tip,
.pp-sys-item:focus-within .pp-sys-tip{
  opacity: 1;
  transform: translateY(0);
}

/* ===== 版本更新日志 ===== */
.pp-changelog{
  padding: 64px 0;
  background: var(--grad-primary);
}
.pp-changelog-head{
  display: grid;
  gap: 12px;
}
.pp-insights-link{
  justify-self: start;
  align-self: end;
  padding-bottom: 4px;
  color: var(--c-green);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(0,255,156,.35);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.pp-insights-link:hover{
  color: var(--c-orange);
  border-color: var(--c-orange);
}
.pp-timeline{
  display: grid;
  gap: 14px;
  margin: 26px 0 24px;
}
.pp-tl-item{
  position: relative;
  padding: 18px 16px;
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-green);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.045);
}
.pp-tl-current{
  border-color: rgba(0,255,156,.5);
  border-left-color: var(--c-orange);
  background: linear-gradient(135deg, rgba(0,255,156,.12), rgba(255,106,0,.06));
}
.pp-tl-ver{
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-green);
}
.pp-tl-current .pp-tl-ver{
  color: var(--c-orange);
}
.pp-tl-item h3{
  margin: 0 0 6px;
  font-size: 16px;
}
.pp-tl-item p{
  margin: 0;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(255,255,255,.66);
}
.pp-tl-item ul{
  margin: 8px 0 0;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(255,255,255,.72);
}
.pp-tl-item li::marker{
  color: var(--c-orange);
}
.pp-tl-dot{
  display: none;
}
.pp-tl-figure{
  margin: 0;
}
.pp-tl-figure img{
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
}
.pp-changelog .pp-section-head p{
  color: rgba(255,255,255,.68);
}

/* ===== 历史归档 ===== */
.pp-archive{
  padding: 64px 0;
  background: var(--c-light);
  color: var(--c-text-dark);
}
.pp-archive-top{
  display: grid;
  gap: 26px;
}
.pp-archive-btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}
.pp-archive-figure{
  margin: 0;
}
.pp-archive-figure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}
.pp-archive-grid{
  display: grid;
  gap: 14px;
  margin-top: 28px;
}
.pp-archive-card{
  padding: 18px;
  background: #fff;
  border: 1px solid rgba(44,74,110,.16);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(7,20,40,.06);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.pp-archive-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(7,20,40,.1);
}
.pp-archive-card h3{
  margin: 12px 0 6px;
  font-size: 16px;
}
.pp-archive-card p{
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(28,46,74,.72);
}

/* ===== 安卓优化 ===== */
.pp-android{
  padding: 64px 0;
  background: linear-gradient(135deg, #0A1D3A 0%, #2E1A47 72%);
}
.pp-android-inner{
  display: grid;
  gap: 28px;
}
.pp-opt-list{
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.pp-opt-list li{
  display: grid;
  gap: 2px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-border);
}
.pp-opt-list strong{
  font-size: 14px;
  color: var(--c-green);
}
.pp-opt-list span{
  font-size: 13px;
  line-height: 1.55;
  color: rgba(255,255,255,.66);
}
.pp-android-visual img{
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
}
.pp-android-stats{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 16px;
}
.pp-android-stats div{
  padding: 14px 4px;
  text-align: center;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
}
.pp-stat{
  display: block;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-green);
}
.pp-stat em{
  font-style: normal;
  font-size: 1.7rem;
}
.pp-android-stats small{
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: rgba(255,255,255,.58);
}
.pp-android .pp-section-head p{
  color: rgba(255,255,255,.68);
}

/* ===== 安装步骤 ===== */
.pp-install{
  padding: 64px 0;
  background: var(--c-light);
  color: var(--c-text-dark);
}
.pp-install-inner{
  display: grid;
  gap: 28px;
}
.pp-steps{
  list-style: none;
  counter-reset: pp-step;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.pp-step{
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  background: #fff;
  border: 1px solid rgba(44,74,110,.16);
  border-radius: var(--radius-md);
}
.pp-step-num{
  flex: 0 0 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  border-radius: 50%;
  background: var(--c-bg);
  color: var(--c-green);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}
.pp-step h3{
  margin: 2px 0 4px;
  font-size: 15px;
}
.pp-step p{
  margin: 0;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(28,46,74,.72);
}
.pp-install-figure{
  margin: 0;
}
.pp-install-figure img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* ===== 客服支持 ===== */
.pp-support{
  padding: 64px 0;
  background: var(--c-bg-deep);
}
.pp-support-inner{
  display: grid;
  gap: 22px;
}
.pp-support h2{
  color: var(--c-text-light);
}
.pp-support .pp-section-head p{
  color: rgba(255,255,255,.68);
}
.pp-support-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  align-content: center;
}
.pp-support-contact{
  flex-basis: 100%;
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,.72);
}

/* ===== 响应式 ===== */
@media (min-width: 600px){
  .pp-sys-grid{
    grid-template-columns: repeat(2, 1fr);
  }
  .pp-archive-grid{
    grid-template-columns: repeat(2, 1fr);
  }
  .pp-support-inner{
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
  .pp-support-contact{
    flex-basis: auto;
  }
}

@media (min-width: 900px){
  .pp-hero{
    padding-top: 108px;
    padding-bottom: 100px;
  }
  .pp-hero-inner{
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 44px;
    align-items: center;
  }
  .pp-hero-side{
    grid-template-columns: minmax(0, 1fr) minmax(190px, .74fr);
    align-items: end;
    gap: 16px;
  }
  .pp-device{
    max-width: 270px;
    margin-left: auto;
  }
  .pp-device-screen{
    aspect-ratio: 1 / 2;
  }
  .pp-version-card{
    margin-bottom: 10px;
  }
  .pp-changelog-head{
    grid-template-columns: 1fr auto;
    align-items: end;
  }
  .pp-archive-top{
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
  }
  .pp-android-inner{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }
  .pp-install-inner{
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: start;
  }
}

@media (min-width: 1024px){
  .pp-sys-panel{
    padding: 30px;
  }
  .pp-sys-grid{
    grid-template-columns: repeat(4, 1fr);
  }
  .pp-archive-grid{
    grid-template-columns: repeat(3, 1fr);
  }
  .pp-timeline{
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    position: relative;
    margin-top: 30px;
  }
  .pp-timeline::before{
    content: "";
    position: absolute;
    left: 5%;
    right: 5%;
    top: 27px;
    height: 2px;
    background: linear-gradient(90deg, rgba(0,255,156,.7), rgba(255,106,0,.7));
    border-radius: 99px;
  }
  .pp-tl-item{
    padding-top: 56px;
  }
  .pp-tl-dot{
    display: block;
    position: absolute;
    left: 18px;
    top: 18px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--c-bg);
    border: 3px solid var(--c-green);
    box-shadow: 0 0 0 6px rgba(0,255,156,.14);
  }
  .pp-tl-current .pp-tl-dot{
    border-color: var(--c-orange);
    box-shadow: 0 0 0 6px rgba(255,106,0,.14);
  }
  .pp-android-stats{
    gap: 14px;
  }
  .pp-step{
    padding: 18px;
  }
}

.page-products {
  --radius-xl: var(--radius-lg);
}