*{
  box-sizing:border-box;
  -webkit-tap-highlight-color:transparent;
}
html,body{
  margin:0;
  background:
    radial-gradient(circle at 18% 0%, rgba(120,210,255,.92) 0, rgba(120,210,255,0) 34%),
    linear-gradient(180deg,#dff4ff 0%,#f3fbff 42%,#ffffff 78%);
  color:#1d1d1f;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Arial,sans-serif;
}
body{
  overflow-x:hidden;
}
.page{
  max-width:430px;
  min-height:100vh;
  margin:0 auto;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.topbar{
  position:sticky;
  top:0;
  z-index:30;
  height:52px;
  padding:0 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(238,248,255,.78);
  backdrop-filter:blur(22px);
  -webkit-backdrop-filter:blur(22px);
  border-bottom:1px solid rgba(229,229,234,0);
  transition:.22s ease;
}
.topbar.scrolled{
  border-bottom-color:#e5e5ea;
}
.top-title{
  opacity:0;
  transform:translateY(6px);
  transition:.22s ease;
  font-size:17px;
  font-weight:600;
}
.topbar.scrolled .top-title{
  opacity:1;
  transform:translateY(0);
}
.nav-btn,.share-btn{
  width:34px;
  height:34px;
  border:0;
  border-radius:50%;
  background:transparent;
  color:#007aff;
  font-size:32px;
  line-height:26px;
}
.share-btn span{
  display:block;
  font-size:23px;
  transform:rotate(-45deg);
}
.hero{
  display:flex;
  gap:18px;
  padding:24px 20px 18px;
  background:linear-gradient(180deg,rgba(218,243,255,.75),rgba(255,255,255,0));
}
.app-icon{
  width:120px;
  height:120px;
  border-radius:27px;
  box-shadow:0 10px 26px rgba(0,0,0,.14);
}
.hero-info{
  flex:1;
  padding-top:4px;
}
.hero h1{
  margin:0;
  font-size:26px;
  line-height:1.12;
  font-weight:700;
  letter-spacing:-.3px;
}
.developer{
  margin:7px 0 18px;
  color:#6e6e73;
  font-size:14px;
}
.get-btn{
  height:32px;
  min-width:76px;
  padding:0 19px;
  border:0;
  border-radius:17px;
  background:#007aff;
  color:#fff;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
}
.get-btn:active{
  transform:scale(.96);
  opacity:.82;
}
.get-btn.small{
  min-width:64px;
  height:30px;
  font-size:14px;
}
.iap{
  margin:9px 0 0;
  color:#8e8e93;
  font-size:12px;
}
.summary{
  margin:3px 20px 0;
  padding:14px 0 15px;
  border-top:1px solid #e5e5ea;
  border-bottom:1px solid #e5e5ea;
  display:grid;
  grid-template-columns:repeat(3,1fr);
}
.summary div{
  text-align:center;
  border-right:1px solid #e5e5ea;
}
.summary div:last-child{
  border-right:0;
}
.summary span{
  display:block;
  color:#636366;
  font-size:21px;
  font-weight:700;
  line-height:1.1;
}
.summary b{
  display:block;
  margin:3px 0 2px;
  color:#8e8e93;
  font-size:11px;
  font-weight:600;
  letter-spacing:-.3px;
}
.summary em{
  display:block;
  color:#8e8e93;
  font-size:11px;
  font-style:normal;
}
.sticky-install{
  position:fixed;
  top:0;
  left:50%;
  width:430px;
  max-width:100%;
  z-index:999999;

  display:flex;
  align-items:center;
  gap:10px;

  height:58px;
  padding:7px 20px;

  background:rgba(255,255,255,.96);
  backdrop-filter:blur(22px);
  -webkit-backdrop-filter:blur(22px);
  border-bottom:1px solid #e5e5ea;

  opacity:0;
  pointer-events:none;
  transform:translateX(-50%) translateY(-100%);
  transition:.22s ease;
}

.sticky-install.show{
  opacity:1;
  pointer-events:auto;
  transform:translateX(-50%) translateY(0);
}

.sticky-install img{
  width:38px;
  height:38px;
  border-radius:9px;
}
.sticky-install div{
  flex:1;
  min-width:0;
}
.sticky-install strong{
  display:block;
  font-size:14px;
}
.sticky-install span{
  display:block;
  color:#8e8e93;
  font-size:12px;
}
.section{
  padding:25px 20px 0;
}
.section-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:13px;
}
.section-head h2,.section h2{
  margin:0;
  font-size:22px;
  line-height:1.15;
  letter-spacing:-.4px;
}
.section-head a{
  color:#007aff;
  text-decoration:none;
  font-size:15px;
}
.drag-scroll{
  cursor:grab;
}
.drag-scroll:active{
  cursor:grabbing;
}
.screenshots{
  display:flex;
  gap:14px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  padding:1px 2px 12px;
}
.screenshots::-webkit-scrollbar,.reviews::-webkit-scrollbar{
  display:none;
}
.iphone-shot{
  flex:0 0 212px;
  scroll-snap-align:start;
}
.phone-frame{
  height:424px;
  padding:9px;
  border-radius:34px;
  background:#111;
  box-shadow:0 12px 28px rgba(0,0,0,.18);
}
.phone-screen{
  height:100%;
  border-radius:27px;
  overflow:hidden;
  padding:0;
  position:relative;
  background:#000;
}
.phone-screen:before{
  content:"";
  position:absolute;
  top:10px;
  left:50%;
  transform:translateX(-50%);
  width:68px;
  height:18px;
  border-radius:12px;
  background:#111;
  z-index:2;
}
.phone-screen h3{
  margin:34px 0 5px;
  font-size:24px;
  line-height:1.1;
}
.phone-screen p{
  margin:0 0 20px;
  color:#6e6e73;
  font-size:13px;
}
.s1{
  background:linear-gradient(180deg,#fff,#f2f2f7);
}
.s2{
  background:linear-gradient(180deg,#eff7ff,#fff);
}
.s3{
  background:linear-gradient(180deg,#1c1c1e,#2c2c2e);
  color:#fff;
}
.s3 p{
  color:#c7c7cc;
}
.ui-card{
  height:52px;
  margin-bottom:12px;
  border-radius:16px;
  background:#fff;
  box-shadow:0 8px 18px rgba(0,0,0,.08);
}
.ui-card.big{
  height:112px;
  background:linear-gradient(135deg,#007aff,#5ac8fa);
}
.round-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}
.round-grid i{
  height:95px;
  border-radius:22px;
  background:#fff;
  box-shadow:0 8px 18px rgba(0,0,0,.08);
}
.dark-panel{
  height:160px;
  border-radius:24px;
  background:linear-gradient(135deg,#007aff,#34c759);
  margin-top:34px;
}
.dark-line{
  height:18px;
  width:100%;
  margin-top:18px;
  border-radius:10px;
  background:#48484a;
}
.dark-line.short{
  width:68%;
}
.rating-box{
  display:flex;
  gap:18px;
  align-items:center;
}
.rating-large{
  width:96px;
}
.rating-large strong{
  display:block;
  color:#4a4a4d;
  font-size:56px;
  line-height:.95;
  letter-spacing:-2px;
}
.rating-large span{
  color:#8e8e93;
  font-size:12px;
}
.rating-bars{
  flex:1;
}
.rating-bars div{
  display:flex;
  align-items:center;
  gap:7px;
  height:14px;
}
.rating-bars em{
  width:8px;
  color:#8e8e93;
  font-size:10px;
  font-style:normal;
}
.rating-bars p{
  flex:1;
  height:4px;
  margin:0;
  border-radius:4px;
  overflow:hidden;
  background:#e5e5ea;
}
.rating-bars i{
  display:block;
  height:100%;
  border-radius:4px;
  background:#8e8e93;
}
.rating-bars small{
  display:block;
  margin-top:5px;
  text-align:right;
  color:#8e8e93;
  font-size:11px;
}
.reviews{
  display:flex;
  gap:12px;
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  padding:18px 1px 4px;
}
.review-card{
  flex:0 0 260px;
  min-height:152px;
  padding:15px;
  border-radius:18px;
  background:#f2f2f7;
  scroll-snap-align:start;
}
.review-title{
  display:flex;
  justify-content:space-between;
  gap:10px;
}
.review-title b{
  font-size:15px;
}
.review-title span{
  color:#8e8e93;
  font-size:11px;
  white-space:nowrap;
}
.review-card p{
  margin:10px 0 6px;
  color:#3a3a3c;
  font-size:14px;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.review-card.expanded p{
  -webkit-line-clamp:unset;
}
.more-btn,.text-link{
  border:0;
  background:transparent;
  color:#007aff;
  padding:0;
  font-size:14px;
}
.review-card em{
  display:block;
  margin-top:9px;
  color:#8e8e93;
  font-size:12px;
  font-style:normal;
}
.about p{
  margin:13px 0 7px;
  color:#3a3a3c;
  font-size:15px;
  line-height:1.58;
}
.info-list{
  margin:26px 20px 0;
  border-top:1px solid #e5e5ea;
}
.info-list div{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding:13px 0;
  border-bottom:1px solid #e5e5ea;
  font-size:14px;
}
.info-list span{
  color:#8e8e93;
}
.info-list b{
  font-weight:500;
  text-align:right;
}
.footer{
  padding:24px 20px 40px;
  color:#8e8e93;
  font-size:12px;
  line-height:1.45;
}
.loading-mask{
  position:fixed;
  inset:0;
  z-index:99;
  display:none;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.loading-mask.show{
  display:flex;
}
.loader{
  width:28px;
  height:28px;
  border-radius:50%;
  border:3px solid #d1d1d6;
  border-top-color:#007aff;
  animation:spin .8s linear infinite;
}
.loading-mask p{
  margin:12px 0 0;
  color:#6e6e73;
  font-size:14px;
}
@keyframes spin{
  to{transform:rotate(360deg)}
}
@media (max-width:360px){
  .app-icon{width:104px;height:104px;border-radius:23px}
  .hero h1{font-size:24px}
  .iphone-shot{flex-basis:196px}
  .phone-frame{height:392px}
}


.phone-screen img{
  width:100%;
  height:100%;
  display:block;
  object-fit:cover;
}
.s1,.s2,.s3{
  background:#000;
}


/* 顶部栏调整：左侧不显示返回，右侧改为 iOS 更多按钮 */
.nav-placeholder{
  width:34px;
  height:34px;
  flex:0 0 34px;
}
.more-menu-btn{
  width:34px;
  height:34px;
  border:0;
  border-radius:50%;
  background:rgba(0,122,255,.10);
  color:#007aff;
  font-size:17px;
  font-weight:800;
  letter-spacing:-1px;
  line-height:34px;
  text-align:center;
  padding:0;
}
.more-menu-btn:active{
  opacity:.72;
  transform:scale(.96);
}

.install-title-block{
  display:block;
  margin-bottom:13px;
}

.install-title-block h2{
  margin:0 0 6px 0;
  font-size:22px;
  font-weight:700;
}

.install-title-block .install-tip{
  display:block;
  color:#ff3b30;
  font-size:15px;
  line-height:1.5;
  font-weight:500; 
}

.iphone-shot{
  margin:0 auto;   /* 单张时居中 */
}

.preview-shot{
  display:flex;
  justify-content:center;
  width:100%;
}

.preview-shot img{
  width:85%;           /* 控制大小（推荐 75~85%） */
  border-radius:18px;  /* 苹果截图圆角 */
  display:block;
}


.nav-btn,.share-btn{display:none!important;}