.page-products{
  --line-soft: rgba(26,42,108,.12);
  --dark-line: rgba(255,255,255,.16);
  --dark-grid: rgba(255,255,255,.06);
  --blue-tint: rgba(245,249,255,.72);
  --accent-glow: rgba(255,111,0,.18);
  background-color: var(--color-bg);
  background-image:
    linear-gradient(rgba(26,42,108,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,42,108,.045) 1px, transparent 1px);
  background-size: 30px 30px;
  overflow-x: hidden;
}

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

.container{
  width: min(var(--container-w), 92%);
  margin-inline: auto;
}

/* ================= 首屏 ================= */
.apps-hero{
  position: relative;
  color: var(--color-white);
  padding: 32px 0 64px;
  background:
    linear-gradient(135deg, #0e173f 0%, var(--color-primary) 58%, #23358c 100%);
  overflow: hidden;
}
.apps-hero::before{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--dark-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--dark-grid) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}
.apps-hero::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 62%, rgba(255,111,0,.14) 62%, rgba(255,111,0,.26) 65%, transparent 65%);
  pointer-events: none;
}
.apps-hero .container{
  position: relative;
  z-index: 2;
}
.apps-hero .breadcrumb{
  margin-bottom: 40px;
}
.apps-hero .breadcrumb a{
  color: rgba(255,255,255,.72);
  text-decoration: none;
}
.apps-hero .breadcrumb a:hover{
  color: var(--color-accent-soft);
}
.hero-grid{
  display: grid;
  gap: 44px;
}
.hero-kicker{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--color-accent-soft);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
  padding: 6px 16px;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.hero-copy h1{
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(1.7rem, 5vw, 3.1rem);
  line-height: 1.15;
  margin: 0 0 18px;
  letter-spacing: .01em;
}
.hero-lede{
  font-size: .98rem;
  line-height: 1.82;
  color: rgba(255,255,255,.86);
  max-width: 34em;
  margin: 0 0 24px;
}
.hero-stats{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 0 0 24px;
}
.stat-item{
  background: rgba(255,255,255,.08);
  border: 1px solid var(--dark-line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.stat-item dt{
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: rgba(255,255,255,.62);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.stat-item dd{
  font-size: .98rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.4;
}
.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.platform-pill{
  background: var(--color-accent);
  color: var(--color-white);
  font-size: .8rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 999px;
  letter-spacing: .02em;
}

/* 设备框景 */
.device-scene{
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 16px 0 30px;
}
.device-shell{
  position: relative;
  width: 210px;
  background: var(--color-primary);
  border: 4px solid rgba(255,255,255,.78);
  border-radius: 30px;
  padding: 12px 10px 16px;
  box-shadow: 0 24px 60px rgba(0,0,0,.38), inset 0 0 0 1px rgba(255,255,255,.2);
}
.device-camera{
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  margin: 0 auto 10px;
  position: relative;
}
.device-camera::after{
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  background: rgba(26,42,108,.75);
}
.device-shell img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  object-fit: cover;
}
.device-screen-glow{
  position: absolute;
  inset: 44px 8px 16px;
  border-radius: 16px;
  background: linear-gradient(160deg, transparent 40%, rgba(255,111,0,.16) 78%, rgba(255,255,255,.12) 100%);
  pointer-events: none;
}
.device-coord{
  position: absolute;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: rgba(255,255,255,.66);
  border: 1px solid rgba(255,255,255,.22);
  padding: 4px 8px;
  background: rgba(26,42,108,.35);
  border-radius: var(--radius-sm);
}
.coord-tl{
  top: -4px;
  left: -2px;
}
.coord-br{
  bottom: 8px;
  right: -2px;
}
.track-slash{
  position: absolute;
  top: 32%;
  right: 8%;
  width: 220px;
  height: 18px;
  background: repeating-linear-gradient(-45deg, transparent 0 12px, var(--color-accent) 12px 22px, transparent 22px 32px);
  opacity: .55;
  transform: rotate(-18deg);
  pointer-events: none;
  z-index: 0;
}

/* ================= 通用标题 ================= */
.section-heading{
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}
.section-heading .section-title{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: clamp(1.35rem, 3vw, 2rem);
  margin: 0 0 8px;
  color: var(--color-primary);
  position: relative;
  padding-bottom: 10px;
}
.section-heading .section-title::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 52px;
  height: 3px;
  background: var(--color-accent);
}
.section-note{
  color: var(--color-text);
  opacity: .72;
  font-size: .9rem;
  line-height: 1.6;
  margin: 0 0 0 4px;
  max-width: 46em;
}
.index-label{
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-accent);
  font-size: .82rem;
  letter-spacing: .06em;
  border: 1px solid rgba(255,111,0,.4);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  background: rgba(255,111,0,.05);
  flex-shrink: 0;
}

/* ================= 核心功能 ================= */
.function-section{
  padding: 72px 0;
  background:
    linear-gradient(rgba(26,42,108,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,42,108,.04) 1px, transparent 1px);
  background-size: 26px 26px;
}
.function-board{
  position: relative;
  margin-top: 34px;
  padding-left: 24px;
  border-left: 3px solid var(--color-primary);
  background: var(--blue-tint);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-1);
}
.function-board::before{
  content: "";
  position: absolute;
  left: -9px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--color-accent) 0 8px, transparent 8px 16px);
  opacity: .38;
  pointer-events: none;
}
.func-row{
  position: relative;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 8px 14px;
  padding: 22px 8px;
  border-bottom: 1px dashed var(--line-soft);
}
.func-row:last-child{
  border-bottom: none;
}
.func-row::after{
  content: "";
  position: absolute;
  left: -31px;
  top: 26px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 0 4px rgba(255,111,0,.18);
}
.func-index{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-accent);
  line-height: 1.5;
}
.func-main h3{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--color-primary);
  margin: 0 0 6px;
}
.func-main p{
  font-size: .88rem;
  line-height: 1.72;
  color: var(--color-text);
  margin: 0;
}
.func-chip{
  grid-column: 1 / -1;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .05em;
  color: var(--color-primary);
  background: rgba(26,42,108,.07);
  border: 1px solid rgba(26,42,108,.18);
  border-radius: 999px;
  padding: 5px 12px;
  white-space: nowrap;
}

/* ================= 平板适配 ================= */
.tablet-section{
  padding: 72px 0;
  background: var(--color-white);
}
.tablet-panel{
  display: grid;
  gap: 32px;
  align-items: center;
}
.tablet-visual{
  margin: 0;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}
.tablet-visual::after{
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(26,42,108,.14);
  border-radius: var(--radius-md);
  pointer-events: none;
}
.tablet-visual img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.tablet-copy .index-label{
  margin-bottom: 14px;
  display: inline-block;
}
.tablet-copy h2{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: clamp(1.25rem, 3vw, 1.9rem);
  color: var(--color-primary);
  margin: 0 0 14px;
  line-height: 1.3;
}
.tablet-copy > p{
  font-size: .92rem;
  line-height: 1.78;
  color: var(--color-text);
  margin: 0 0 18px;
  max-width: 42em;
}
.tablet-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.tablet-list li{
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .88rem;
  line-height: 1.65;
  color: var(--color-text);
}
.tablet-list li::before{
  content: "→";
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ================= 版本更新 ================= */
.release-section{
  padding: 72px 0;
  background: var(--color-primary);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}
.release-section::before{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--dark-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--dark-grid) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}
.release-section .container{
  position: relative;
  z-index: 2;
}
.release-section .section-title{
  color: var(--color-white);
}
.release-section .section-title::after{
  background: var(--color-accent);
}
.release-section .section-note{
  color: rgba(255,255,255,.78);
}
.release-section .index-label{
  border-color: rgba(255,255,255,.35);
  color: var(--color-accent-soft);
  background: rgba(255,255,255,.06);
}
.release-stage{
  position: relative;
  margin-top: 40px;
  padding: 28px 20px;
  background: rgba(0,0,0,.18);
  border: 1px solid var(--dark-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.release-bg{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
  pointer-events: none;
}
.timeline-row{
  position: relative;
  display: grid;
  gap: 16px;
  margin-bottom: 24px;
}
.timeline-item{
  position: relative;
  background: rgba(255,255,255,.07);
  border: 1px solid var(--dark-line);
  border-radius: var(--radius-sm);
  padding: 4px;
  backdrop-filter: blur(2px);
}
.timeline-details summary{
  list-style: none;
  cursor: pointer;
  padding: 16px;
  display: grid;
  gap: 6px;
}
.timeline-details summary::-webkit-details-marker{
  display: none;
}
.timeline-phase{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-white);
  letter-spacing: .02em;
}
.timeline-snippet{
  font-size: .78rem;
  color: var(--color-accent-soft);
  font-family: var(--font-mono);
  letter-spacing: .03em;
}
.timeline-body{
  padding: 0 16px 16px;
}
.timeline-body p{
  font-size: .82rem;
  line-height: 1.68;
  color: rgba(255,255,255,.82);
  margin: 0;
}
.release-more{
  margin-top: 20px;
  border-top: 1px solid var(--dark-line);
  padding-top: 16px;
}
.release-more summary{
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--color-accent-soft);
  letter-spacing: .04em;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.release-more summary::-webkit-details-marker{
  display: none;
}
.release-more summary::before{
  content: "＋";
  font-weight: 700;
  color: var(--color-accent);
}
.release-more[open] summary::before{
  content: "－";
}
.release-more ul{
  margin: 14px 0 4px;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}
.release-more li{
  font-size: .83rem;
  line-height: 1.65;
  color: rgba(255,255,255,.82);
}

/* ================= 下载指引 ================= */
.download-section{
  padding: 72px 0;
  background:
    linear-gradient(120deg, rgba(255,111,0,.04) 0%, transparent 38%),
    var(--color-bg);
}
.download-grid{
  display: grid;
  gap: 18px;
  margin: 36px 0 28px;
}
.platform-card{
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 26px 22px 22px;
  box-shadow: var(--shadow-1);
  border-top: 4px solid var(--color-accent);
}
.platform-icon{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: rgba(255,111,0,.1);
  color: var(--color-primary);
  border-radius: 6px;
  padding: 8px 12px;
  margin-bottom: 14px;
  border: 1px solid rgba(255,111,0,.25);
}
.platform-card h3{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.12rem;
  color: var(--color-primary);
  margin: 0 0 10px;
}
.platform-card p{
  font-size: .86rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0 0 16px;
}
.download-tip{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--color-accent);
  border: 1px dashed rgba(255,111,0,.45);
  border-radius: 999px;
  padding: 6px 14px;
  background: rgba(255,111,0,.05);
}
.download-extra{
  display: grid;
  gap: 24px;
  background: rgba(255,255,255,.68);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 24px 18px;
}
.qr-block{
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  align-items: center;
}
.qr-block img{
  width: 110px;
  height: 110px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
}
.qr-block p{
  font-size: .82rem;
  line-height: 1.68;
  color: var(--color-text);
  margin: 0;
}
.download-steps-wrap h3{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--color-primary);
  margin: 0 0 12px;
}
.download-steps{
  margin: 0 0 18px;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}
.download-steps li{
  font-size: .85rem;
  line-height: 1.65;
  color: var(--color-text);
}
.download-note{
  font-size: .82rem;
  line-height: 1.7;
  color: var(--color-text);
  opacity: .85;
  margin: 0;
}
.download-note a{
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ================= 常见问题速览 ================= */
.faq-section{
  padding: 72px 0;
  background:
    linear-gradient(rgba(26,42,108,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,42,108,.05) 1px, transparent 1px),
    var(--color-white);
  background-size: 32px 32px;
}
.faq-layout{
  display: grid;
  gap: 40px;
}
.faq-aside .index-label{
  display: inline-block;
  margin-bottom: 16px;
}
.faq-aside h2{
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  color: var(--color-primary);
  margin: 0 0 16px;
  position: relative;
  padding-bottom: 10px;
}
.faq-aside h2::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 52px;
  height: 3px;
  background: var(--color-accent);
}
.faq-aside img{
  display: block;
  width: 100%;
  max-width: 240px;
  height: auto;
  border-radius: var(--radius-md);
  margin: 20px 0;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-1);
}
.faq-more{
  font-size: .86rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0;
}
.faq-more a{
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.faq-list{
  display: grid;
  gap: 14px;
}
.faq-item{
  background: var(--color-card-bg);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  border-left: 4px solid var(--color-accent);
  box-shadow: 0 2px 8px rgba(17,17,17,.05);
}
.faq-item h3{
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: .98rem;
  color: var(--color-primary);
  margin: 0 0 8px;
  line-height: 1.4;
}
.faq-item p{
  font-size: .84rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0;
}

/* ================= 响应式断点 ================= */
@media (min-width: 700px){
  .hero-stats{
    grid-template-columns: repeat(4, 1fr);
  }
  .func-row{
    grid-template-columns: 48px 1fr auto;
    align-items: center;
  }
  .func-chip{
    grid-column: auto;
    justify-self: end;
  }
  .download-grid{
    grid-template-columns: repeat(2, 1fr);
  }
  .platform-card:last-child{
    grid-column: 1 / -1;
  }
  .download-extra{
    grid-template-columns: 200px 1fr;
    align-items: start;
  }
  .qr-block{
    display: block;
  }
  .qr-block img{
    width: 180px;
    height: 180px;
  }
  .faq-layout{
    grid-template-columns: 300px 1fr;
    gap: 48px;
  }
}

@media (min-width: 960px){
  .apps-hero{
    padding: 40px 0 76px;
  }
  .hero-grid{
    grid-template-columns: 1.15fr .85fr;
    gap: 48px;
    align-items: center;
  }
  .hero-copy h1{
    font-size: clamp(2rem, 4vw, 3.4rem);
  }
  .device-shell{
    width: 292px;
    padding: 14px 12px 18px;
  }
  .device-shell img{
    border-radius: 18px;
  }
  .tablet-panel{
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
  .timeline-row{
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
  .timeline-item{
    padding: 6px;
  }
  .download-grid{
    grid-template-columns: repeat(3, 1fr);
  }
  .platform-card:last-child{
    grid-column: auto;
  }
  .download-extra{
    grid-template-columns: 220px 1fr;
    padding: 30px 34px;
  }
  .qr-block img{
    width: 220px;
    height: 220px;
  }
}

@media (min-width: 1200px){
  .hero-grid{
    grid-template-columns: 1.2fr .8fr;
  }
  .function-board{
    padding-left: 32px;
  }
}