.page-products{
  position: relative;
  background:
    radial-gradient(circle at 88% 8%, rgba(126, 200, 227, 0.14), transparent 30%),
    radial-gradient(circle at 6% 42%, rgba(255, 107, 0, 0.13), transparent 24%),
    #222;
  color: #fff;
  padding-bottom: 96px;
  overflow-x: hidden;
}

.page-products::before{
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-products > *{
  position: relative;
  z-index: 1;
}

.page-products .qh-breadcrumb{
  padding: 20px 0 10px;
  color: #999;
}

.page-products .qh-breadcrumb a{
  color: #fff;
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-products .qh-breadcrumb a:hover{
  color: #FF6B00;
}

.page-products .qh-kicker{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 107, 0, 0.14);
  border: 1px solid rgba(255, 107, 0, 0.4);
  color: #FF6B00;
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 0.85rem;
}

.page-products .qh-section-head{
  margin-bottom: 22px;
}

.page-products .qh-section-head h2{
  font-family: var(--qh-font-head);
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  line-height: 1.2;
  margin: 10px 0 8px;
  color: #fff;
  letter-spacing: -0.02em;
}

.page-products .qh-section-sub{
  color: #c9c9c9;
  max-width: 36em;
  line-height: 1.7;
}

.page-products .qh-btn{
  border-radius: 999px;
  font-weight: 700;
}

.page-products .qh-btn--ghost{
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: #fff;
}

.page-products .qh-btn--ghost:hover{
  background: rgba(255, 255, 255, 0.08);
}

.pg-hero{
  padding: 30px 0 48px;
  position: relative;
}

.pg-hero::after{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: linear-gradient(90deg, #FF6B00 0 32%, #7EC8E3 32% 46%, #7B2D8B 46% 58%, transparent 58%);
  border-radius: 999px;
}

.pg-hero-inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.pg-hero-copy .pg-hero-lead{
  font-size: 1.15rem;
  line-height: 1.75;
  color: #e5e5e5;
  margin: 18px 0 28px;
  max-width: 34em;
}

.pg-hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pg-hero-stats{
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.pg-hero-stats strong{
  display: block;
  font-family: var(--qh-font-head);
  font-size: 1.75rem;
  font-weight: 800;
  color: #FF6B00;
  line-height: 1.2;
}

.pg-hero-stats span{
  color: #a0a0a0;
  font-size: 0.88rem;
}

.pg-hero-device{
  position: relative;
  width: min(300px, 100%);
  margin-inline: auto;
}

.pg-phone{
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: auto;
  border-radius: 32px;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.48);
}

.pg-phone-ring{
  position: absolute;
  inset: -14px;
  z-index: 1;
  border-radius: 42px;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.pg-phone-ring::after{
  content: "";
  position: absolute;
  inset: 15px;
  border-radius: 34px;
  border: 1px dashed rgba(255, 107, 0, 0.55);
}

.pg-float-card{
  display: none;
}

.pg-download,
.pg-features,
.pg-history,
.pg-guide{
  padding: 48px 0;
}

.pg-download{
  position: relative;
}

.pg-download::before{
  content: "";
  position: absolute;
  top: -60px;
  right: -70px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 107, 0, 0.1);
}

.pg-download-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 26px;
}

.pg-download-card{
  background: #fff;
  color: #222;
  border-radius: 20px;
  padding: 28px 20px 24px;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.24);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  border: 2px solid transparent;
}

.pg-download-card:hover{
  border-color: rgba(255, 107, 0, 0.35);
  box-shadow: 0 16px 46px rgba(255, 107, 0, 0.1);
}

.pg-download-platform{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #555;
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 0.92rem;
  margin-bottom: 10px;
}

.pg-download-dot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7EC8E3;
  box-shadow: 0 0 0 3px rgba(126, 200, 227, 0.2);
}

.pg-download-dot--green{
  background: #2E7D32;
  box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.2);
}

.pg-download-card h3{
  font-family: var(--qh-font-head);
  font-size: 1.4rem;
  margin: 0 0 4px;
}

.pg-download-card > p{
  color: #777;
  font-size: 0.94rem;
  margin: 0;
}

.pg-download-card img{
  width: 180px;
  max-width: 100%;
  height: auto;
  margin: 18px auto 12px;
  border-radius: 12px;
  display: block;
}

.pg-download-tip{
  background: #f5f5f5;
  border-radius: 999px;
  padding: 6px 14px;
  display: inline-block;
  font-size: 0.85rem;
  color: #444;
}

.pg-feature-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 24px;
}

.pg-feature-card{
  background: #fff;
  color: #222;
  border-radius: 16px;
  padding: 18px 18px 18px 16px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.pg-feature-card:hover,
.pg-feature-card:focus-within{
  box-shadow: 0 10px 30px rgba(255, 107, 0, 0.12);
  transform: translateY(-2px);
}

.pg-feature-icon{
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(255, 107, 0, 0.12);
  color: #FF6B00;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.pg-feature-card h3{
  font-size: 1.1rem;
  margin: 0 0 6px;
}

.pg-feature-card p{
  margin: 0;
  color: #555;
  line-height: 1.6;
  font-size: 0.94rem;
}

.pg-feature-screens{
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 28px;
}

.pg-feature-screens figure{
  margin: 0;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 22px 16px 16px;
  text-align: center;
}

.pg-feature-screens img{
  display: block;
  width: min(160px, 86%);
  height: auto;
  margin: 0 auto 12px;
  border-radius: 16px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.4);
}

.pg-feature-screens figcaption{
  color: #d5d5d5;
  font-size: 0.92rem;
  line-height: 1.6;
}

.pg-history-list{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 26px;
}

.pg-history-item{
  background: rgba(255, 255, 255, 0.97);
  color: #222;
  border-radius: 16px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.12);
  overflow: hidden;
}

.pg-history-item summary{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  background: #fff;
}

.pg-history-item summary::-webkit-details-marker{
  display: none;
}

.pg-history-item summary:hover{
  background: #fafafa;
}

.pg-history-item[open] summary{
  border-bottom: 1px solid #eee;
}

.pg-version{
  font-family: var(--qh-font-head);
  font-weight: 800;
  color: #FF6B00;
  white-space: nowrap;
}

.pg-version-desc{
  flex: 1;
  min-width: 180px;
  color: #444;
  font-weight: 500;
}

.pg-history-toggle{
  color: #999;
  font-size: 0.85rem;
  border: 1px solid #ddd;
  border-radius: 999px;
  padding: 3px 12px;
}

.pg-history-item[open] .pg-history-toggle::before{
  content: "收起";
}

.pg-history-item:not([open]) .pg-history-toggle::before{
  content: "展开";
}

.pg-history-item ul{
  margin: 0;
  padding: 18px 20px 20px 40px;
  background: #fafafa;
  color: #555;
  line-height: 1.8;
}

.pg-history-item li{
  margin-bottom: 4px;
}

.pg-guide-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 26px;
}

.pg-guide-steps{
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  padding: 24px 22px;
}

.pg-guide-steps ol{
  margin: 0;
  padding-left: 1.35rem;
  display: grid;
  gap: 16px;
  color: #ddd;
  line-height: 1.65;
}

.pg-guide-steps a{
  color: #7EC8E3;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pg-guide-steps a:hover{
  color: #fff;
}

.pg-guide-faq{
  margin-top: 20px;
  color: #ddd;
}

.pg-guide-banner{
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.24);
}

.pg-guide-banner img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.pg-related-box{
  margin-top: 26px;
  background: rgba(126, 200, 227, 0.1);
  border: 1px solid rgba(126, 200, 227, 0.32);
  border-radius: 18px;
  padding: 20px 22px;
  color: #cfeaf5;
}

.pg-related-box strong{
  display: block;
  color: #7EC8E3;
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.pg-related-box p{
  margin: 0 0 10px;
  line-height: 1.7;
}

.pg-related-links{
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

.pg-related-links a{
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.pg-related-links a:hover{
  color: #FF6B00;
  border-color: #FF6B00;
}

@media (min-width: 600px){
  .pg-download-grid{
    grid-template-columns: 1fr 1fr;
  }

  .pg-feature-grid{
    grid-template-columns: 1fr 1fr;
  }

  .pg-feature-screens{
    grid-template-columns: 1fr 1fr;
  }

  .pg-hero-inner{
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
  }

  .pg-float-card{
    display: block;
    position: absolute;
    z-index: 3;
    width: 158px;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.96);
    color: #222;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.3);
    font-size: 0.8rem;
    line-height: 1.45;
  }

  .pg-float-card p{
    margin: 0;
  }

  .pg-float-card strong{
    color: #222;
  }

  .pg-float-card--left{
    top: 12%;
    left: -62px;
  }

  .pg-float-card--right{
    top: 58%;
    right: -46px;
  }

  .pg-float-icon{
    display: inline-flex;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(255, 107, 0, 0.1);
    color: #FF6B00;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
  }

  .pg-guide-grid{
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

@media (min-width: 1024px){
  .pg-hero{
    padding: 44px 0 64px;
  }

  .pg-feature-card{
    padding: 22px;
  }

  .pg-history-list{
    grid-template-columns: 1fr 1fr;
  }

  .pg-history-item summary{
    padding: 20px 22px;
  }

  .pg-guide-steps{
    padding: 30px;
  }

  .pg-related-box{
    padding: 24px 28px;
  }
}