:root{
  --pink:#f7b9cb;
  --pink-deep:#e8789a;
  --blue:#b8def7;
  --blue-deep:#5599c4;
  --ink:#2c3e50;
  --ink-light:#6b7f94;
  --bg:#fdf6f8;
  --white:#ffffff;
  --radius:20px;
  --font-round:'Comic Sans MS','Quicksand','PingFang SC','Microsoft YaHei',sans-serif;
  --font-cn:'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-cn);
  color:var(--ink);
  background:linear-gradient(135deg,#fdf6f8 0%,#f0f7fc 100%);
  line-height:1.75;
  overflow-x:hidden;
  position:relative;
}
body::before{
  content:"";
  position:fixed;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:60vw;height:60vw;
  background:url('brand/logo.png') no-repeat center/contain;
  opacity:0.04;
  pointer-events:none;
  z-index:0;
}
main,header,footer{position:relative;z-index:1;}
img{display:block;max-width:100%;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
h1,h2,h3{line-height:1.3;}
.float-nav{
  position:fixed;top:0;left:0;right:0;
  height:64px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 5%;
  z-index:100;
  background:transparent;
  transition:background .35s ease,box-shadow .35s ease,backdrop-filter .35s ease;
}
.float-nav.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 2px 20px rgba(163,212,255,.18);
  border-bottom:1px solid transparent;
  border-image:linear-gradient(90deg,var(--pink),var(--blue)) 1;
}
.fn-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;font-family:var(--font-round);color:var(--ink);}
.fn-brand img{height:34px;width:auto;border-radius:8px;}
.fn-links{display:flex;gap:34px;}
.fn-links a{font-size:.95rem;color:var(--ink);position:relative;font-weight:500;transition:color .3s;}
.fn-links a::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:linear-gradient(90deg,var(--pink-deep),var(--blue-deep));transition:width .3s;}
.fn-links a:hover{color:var(--pink-deep);}
.fn-links a:hover::after{width:100%;}
.fn-right{display:flex;align-items:center;gap:14px;}
.fn-cta{
  background:var(--pink-deep);color:#fff;
  padding:9px 24px;border-radius:30px;font-size:.9rem;font-weight:700;
  box-shadow:0 4px 14px rgba(232,120,154,.3);
  transition:transform .3s,box-shadow .3s;
}
.fn-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(232,120,154,.4);}
.fn-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;flex-direction:column;gap:5px;}
.fn-toggle span{display:block;width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s;}
.fn-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.fn-toggle.open span:nth-child(2){opacity:0;}
.fn-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}
.m-menu{
  display:none;
  position:fixed;top:64px;left:0;right:0;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  padding:20px 6% 28px;
  z-index:99;
  flex-direction:column;gap:6px;
  box-shadow:0 10px 30px rgba(163,212,255,.2);
}
.m-menu.open{display:flex;}
.m-menu a{padding:12px 0;font-size:1rem;color:var(--ink);border-bottom:1px solid rgba(184,222,247,.35);}
.m-cta{
  margin-top:12px;text-align:center;background:linear-gradient(90deg,var(--pink-deep),var(--blue-deep));
  color:#fff !important;border-radius:30px;padding:12px 0;font-weight:700;border:none !important;
}
.gate{display:flex;min-height:100vh;position:relative;}
.gate-left{
  flex:1;
  background:linear-gradient(160deg,#fff0f5 0%,#fde4ee 60%,#fbd9e8 100%);
  padding:130px 5% 80px 7%;
  display:flex;flex-direction:column;justify-content:center;
}
.g-kicker{font-family:var(--font-round);font-size:.85rem;letter-spacing:3px;color:var(--pink-deep);font-weight:700;margin-bottom:16px;text-transform:uppercase;}
.g-title h1{font-family:var(--font-round);font-size:clamp(2.6rem,5vw,4.2rem);font-weight:800;color:var(--ink);letter-spacing:1px;}
.g-title h1 span{display:block;font-family:var(--font-cn);font-size:clamp(1.1rem,2vw,1.6rem);font-weight:700;color:var(--pink-deep);margin-top:6px;letter-spacing:2px;}
.g-slogan{margin:22px 0 14px;font-size:clamp(1.15rem,2vw,1.5rem);font-weight:700;color:#3c5a72;}
.g-lead{font-size:1rem;color:var(--ink-light);max-width:440px;margin-bottom:32px;}
.g-cta{display:flex;gap:14px;flex-wrap:wrap;}
.btn-main{
  background:var(--pink-deep);color:#fff;padding:14px 34px;border-radius:40px;font-weight:700;font-size:1rem;
  box-shadow:0 8px 24px rgba(232,120,154,.35);transition:transform .3s,box-shadow .3s;display:inline-block;
}
.btn-main:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(232,120,154,.45);}
.btn-ghost{
  background:#fff;color:var(--blue-deep);padding:13px 32px;border-radius:40px;font-weight:700;font-size:1rem;
  border:1.5px solid var(--blue);transition:transform .3s,box-shadow .3s;display:inline-block;
}
.btn-ghost:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(163,212,255,.35);}
.g-note{margin-top:20px;font-size:.85rem;color:var(--ink-light);}
.gate-right{
  flex:1;
  background:linear-gradient(200deg,#eef8ff 0%,#dff0fb 60%,#d2eaf8 100%);
  display:flex;align-items:center;justify-content:center;gap:20px;
  padding:110px 4% 70px;
  position:relative;
}
.gate-right::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,transparent,var(--pink-deep),var(--blue-deep),transparent);
  filter:blur(1px);box-shadow:0 0 14px rgba(232,120,154,.5);
}
.g-shot{
  width:200px;height:430px;flex-shrink:0;
  border:8px solid #1a1a1a;border-radius:24px;overflow:hidden;
  box-shadow:0 22px 50px rgba(85,153,196,.28);
  background:#fff;
}
.g-shot:nth-child(1){transform:translateY(-18px);}
.g-shot:nth-child(2){transform:translateY(22px);}
.g-shot img{width:100%;height:100%;object-fit:cover;}
.rev{transform:translateY(26px);opacity:1;transition:transform .8s cubic-bezier(.22,.8,.3,1),opacity .8s;}
.rev.in{transform:translateY(0);}
.gate-left .rev:nth-child(2){transition-delay:.06s;}
.gate-left .rev:nth-child(3){transition-delay:.12s;}
.gate-left .rev:nth-child(4){transition-delay:.18s;}
.gate-left .rev:nth-child(5){transition-delay:.24s;}
.gate-left .rev:nth-child(6){transition-delay:.3s;}
.twin-band{
  background:linear-gradient(90deg,#fce6ef 0%,#f0e6f4 50%,#e2f1fb 100%);
  padding:44px 5%;
}
.twin-band ul{
  display:flex;justify-content:space-around;align-items:center;gap:20px;flex-wrap:wrap;
  max-width:1100px;margin:0 auto;text-align:center;
}
.twin-band li{flex:1;min-width:150px;}
.twin-band span,.twin-band b{
  display:block;font-family:var(--font-round);font-size:clamp(1.9rem,3.6vw,2.8rem);
  font-weight:800;color:var(--pink-deep);letter-spacing:1px;
}
.twin-band li:nth-child(2) span,.twin-band li:nth-child(2) b{color:var(--blue-deep);}
.twin-band li:nth-child(4) b{color:var(--pink-deep);}
.twin-band i{font-style:normal;font-size:.9rem;color:var(--ink-light);display:block;margin-top:4px;}
.sec{padding:90px 6%;position:relative;}
.sec.alt{background:rgba(255,255,255,.45);}
.sec-head{text-align:center;margin-bottom:50px;}
.sec-en{font-family:var(--font-round);font-size:.85rem;letter-spacing:3px;color:var(--pink-deep);font-weight:700;display:block;margin-bottom:10px;}
.sec-head h2{font-size:clamp(1.7rem,3.2vw,2.4rem);font-weight:800;color:var(--ink);letter-spacing:1px;}
.sec-sub{margin-top:8px;font-size:.98rem;color:var(--ink-light);}
.banners{display:flex;gap:20px;max-width:1100px;margin:0 auto 20px;}
.banner-card{
  flex:1;height:200px;border-radius:var(--radius);position:relative;overflow:hidden;
  box-shadow:0 8px 24px rgba(163,212,255,.22);
  display:flex;align-items:flex-end;padding:20px 24px;
}
.banner-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;}
.banner-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(44,62,80,0) 20%,rgba(44,62,80,.82) 100%);z-index:1;}
.banner-info{position:relative;z-index:2;color:#fff;}
.banner-info .tag{
  display:inline-block;background:var(--pink-deep);color:#fff;
  font-size:.75rem;font-weight:700;padding:3px 12px;border-radius:20px;margin-bottom:8px;
}
.banner-info .tag.blue{background:var(--blue-deep);}
.banner-info h3{font-size:clamp(1.2rem,2.2vw,1.7rem);font-weight:800;letter-spacing:1px;text-shadow:0 2px 10px rgba(0,0,0,.4);}
.banner-info p{font-size:.85rem;opacity:.9;margin-top:2px;}
.grid-books{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  max-width:1100px;margin:0 auto;
}
.book-card{
  border-radius:14px;overflow:hidden;position:relative;
  background:rgba(255,255,255,.72);backdrop-filter:blur(6px);
  box-shadow:0 4px 16px rgba(163,212,255,.18);
  transition:transform .35s,box-shadow .35s;
}
.book-card:hover{transform:translateY(-6px);box-shadow:0 18px 32px rgba(232,120,154,.22);}
.book-cover{position:relative;}
.book-cover img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:12px;}
.book-cover .update-tag{
  position:absolute;top:8px;left:8px;z-index:2;
  font-size:.68rem;font-weight:700;padding:2px 9px;border-radius:12px;
}
.update-tag.pink{background:var(--pink);color:#a63a5e;}
.update-tag.blue{background:var(--blue);color:#2c6491;}
.book-meta{padding:10px 6px 12px;}
.book-meta b{display:block;font-size:.92rem;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.book-meta span{display:block;font-size:.76rem;color:var(--ink-light);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.download-wrap{
  max-width:1100px;margin:0 auto;background:rgba(255,255,255,.5);
  backdrop-filter:blur(6px);border-radius:28px;padding:28px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:20px;
}
.main-panel{
  background:#fff;border-radius:24px;padding:40px 34px;
  display:flex;flex-direction:column;align-items:center;text-align:center;
  box-shadow:0 20px 40px rgba(163,212,255,.2);
}
.main-panel img{height:56px;width:auto;border-radius:12px;margin-bottom:14px;}
.main-panel .official{font-size:.8rem;letter-spacing:2px;color:var(--ink-light);margin-bottom:26px;font-weight:700;}
.big-download{
  display:inline-block;background:linear-gradient(135deg,#f487a8,#e8789a);
  color:#fff;font-size:1.08rem;font-weight:800;padding:18px 44px;border-radius:44px;
  box-shadow:0 12px 28px rgba(232,120,154,.4),inset 0 0 18px rgba(255,255,255,.35);
  transition:transform .3s,box-shadow .3s;margin-bottom:24px;
}
.big-download:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(232,120,154,.5);}
.badges{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;}
.badges span{font-size:.78rem;color:var(--blue-deep);background:#eaf5fd;padding:5px 14px;border-radius:16px;}
.right-panels{display:grid;grid-template-rows:1fr 1fr;gap:20px;}
.ios-card{
  background:linear-gradient(150deg,#79b6e0,#4f8fc0);border-radius:24px;padding:26px;
  color:#fff;display:flex;flex-direction:column;justify-content:center;
  box-shadow:0 12px 26px rgba(79,143,192,.3);
}
.ios-card h3{font-size:1.15rem;font-weight:800;margin-bottom:6px;}
.ios-card p{font-size:.82rem;opacity:.9;margin-bottom:16px;}
.ios-card a{
  align-self:flex-start;background:#fff;color:#3d7aa8;font-weight:700;
  padding:9px 22px;border-radius:24px;font-size:.85rem;transition:transform .3s;
}
.ios-card a:hover{transform:translateY(-2px);}
.qr-card{
  background:#fff;border-radius:24px;padding:20px 26px;
  display:flex;align-items:center;gap:18px;
  box-shadow:0 12px 26px rgba(163,212,255,.2);
}
.qr-box{
  width:80px;height:80px;border-radius:12px;border:1px solid rgba(184,222,247,.8);
  background:url('brand/logo.png') no-repeat center/70%,#f6fbff;
  flex-shrink:0;
}
.qr-card h3{font-size:1rem;font-weight:800;color:var(--ink);margin-bottom:4px;}
.qr-card p{font-size:.8rem;color:var(--ink-light);}
.ferry-tip{text-align:center;font-size:.85rem;color:var(--ink-light);margin-top:24px;max-width:800px;margin-left:auto;margin-right:auto;}
.alley{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
details.qa{
  background:#fff;border-radius:16px;padding:0 24px;
  border:1.5px solid rgba(184,222,247,.5);
  transition:border-color .3s,box-shadow .3s;
}
details.qa:hover{border-color:var(--pink);box-shadow:0 6px 20px rgba(247,185,203,.25);}
details.qa[open]{border-color:var(--blue);box-shadow:0 6px 20px rgba(184,222,247,.35);}
details.qa summary{
  list-style:none;cursor:pointer;font-weight:700;font-size:1rem;
  padding:20px 0;position:relative;padding-right:30px;color:var(--ink);
}
details.qa summary::-webkit-details-marker{display:none;}
details.qa summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:1.4rem;color:var(--pink-deep);font-weight:400;transition:transform .3s;
}
details.qa[open] summary::after{content:"−";color:var(--blue-deep);}
details.qa p{padding:0 0 20px;font-size:.92rem;color:var(--ink-light);line-height:1.8;}
.postcards{
  display:grid;grid-template-columns:repeat(2,1fr);gap:22px;
  max-width:1000px;margin:0 auto;align-items:start;
}
article.pc{
  border-radius:20px;padding:24px 26px;
  box-shadow:0 10px 26px rgba(163,212,255,.18);
  transition:transform .35s,box-shadow .35s;
}
.pc.pink{background:rgba(255,255,255,.82);border-left:5px solid var(--pink-deep);}
.pc.blue{background:rgba(255,255,255,.82);border-left:5px solid var(--blue-deep);}
article.pc:nth-child(2n){transform:translateY(26px);}
article.pc:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(232,120,154,.2);}
.pc-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap;}
.pc-head img{width:44px;height:44px;border-radius:50%;object-fit:cover;padding:2px;background:linear-gradient(135deg,var(--pink),var(--blue));}
.pc-head b{font-size:.95rem;color:var(--ink);}
.pc-head time{font-size:.75rem;color:var(--ink-light);}
.pc-mark{
  margin-left:auto;font-size:.7rem;font-weight:700;padding:3px 11px;border-radius:14px;
}
.pc.pink .pc-mark{background:var(--pink);color:#a63a5e;}
.pc.blue .pc-mark{background:var(--blue);color:#2c6491;}
.pc-body{font-size:.92rem;color:#4d6275;line-height:1.8;}
.foot{
  background:rgba(255,255,255,.6);
  border-top:4px solid transparent;
  border-image:linear-gradient(90deg,var(--pink),var(--blue)) 1;
  padding:56px 6% 34px;
  position:relative;z-index:1;
}
.foot-inner{
  max-width:1100px;margin:0 auto;
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;
  padding-bottom:34px;border-bottom:1px solid rgba(184,222,247,.5);
}
.foot-brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.foot-brand img{height:34px;width:auto;border-radius:8px;}
.foot-brand b{font-family:var(--font-round);font-size:1.1rem;color:var(--ink);}
.foot-brand span{width:100%;font-size:.85rem;color:var(--ink-light);margin-top:4px;}
.foot-nav{display:flex;flex-wrap:wrap;gap:16px 28px;align-content:start;justify-content:flex-end;}
.foot-nav a{font-size:.88rem;color:var(--ink-light);transition:color .3s;}
.foot-nav a:hover{color:var(--pink-deep);}
.foot-tip,.foot-copy{
  max-width:1100px;margin:20px auto 0;text-align:center;font-size:.78rem;color:#93a6b8;
}
.foot-copy time{color:#93a6b8;}
.foot-beian{max-width:1100px;margin:8px auto 0;text-align:center;font-size:.78rem;color:#93a6b8;}
.foot-beian a{color:#93a6b8;}
.foot-beian a:hover{color:var(--pink-deep);}
.interaction-complaint-button{
  position:fixed;z-index:95;
  display:flex;align-items:center;gap:6px;
  background:#fff;color:var(--pink-deep);
  padding:10px 18px;border-radius:30px;font-size:.82rem;font-weight:700;
  box-shadow:0 8px 22px rgba(232,120,154,.25);
  right:24px;bottom:90px;
  transition:transform .3s,box-shadow .3s;
}
.interaction-complaint-button:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(232,120,154,.35);}
.back-top{
  position:fixed;right:24px;bottom:28px;z-index:95;
  width:46px;height:46px;border-radius:50%;border:none;
  background:#fff;color:var(--blue-deep);font-size:1.2rem;cursor:pointer;
  box-shadow:0 8px 22px rgba(163,212,255,.35);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .35s,visibility .35s,background .35s,color .35s;
}
.back-top:hover{background:linear-gradient(135deg,var(--pink-deep),var(--blue-deep));color:#fff;}
@media (max-width:1024px){.fn-links{display:none;}
.fn-toggle{display:flex;}
.gate{flex-direction:column;}
.gate-left{padding:110px 7% 60px;text-align:center;align-items:center;}
.gate-left .g-lead{max-width:100%;}
.g-cta{justify-content:center;}
.gate-right{padding:50px 5% 70px;}
.gate-right::before{display:none;}
.gate-right::after{
    content:"";position:absolute;top:0;left:8%;right:8%;height:2px;
    background:linear-gradient(90deg,transparent,var(--pink-deep),var(--blue-deep),transparent);
    box-shadow:0 0 14px rgba(232,120,154,.5);
  }
.grid-books{grid-template-columns:repeat(3,1fr);}
.download-wrap{grid-template-columns:1fr;}
.right-panels{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
.postcards{grid-template-columns:1fr;}
article.pc:nth-child(2n){transform:none;}}
@media (max-width:768px){.float-nav{height:58px;padding:0 5%;}
.fn-brand img{height:28px;}
.fn-brand{font-size:1rem;}
.fn-cta{display:none;}
.m-menu{top:58px;}
.gate-left{padding:96px 6% 48px;}
.g-shot{width:132px;height:284px;border-width:6px;border-radius:18px;}
.gate-right{gap:14px;padding:44px 4% 60px;}
.gate-right .g-shot:nth-child(1){transform:translateY(-12px);}
.gate-right .g-shot:nth-child(2){transform:translateY(16px);}
.sec{padding:64px 6%;}
.banners{flex-direction:column;}
.banner-card{height:170px;}
.grid-books{grid-template-columns:repeat(2,1fr);gap:14px;}
.twin-band ul li{min-width:44%;}
.download-wrap{padding:16px;border-radius:20px;}
.main-panel{padding:30px 18px;}
.big-download{font-size:1rem;padding:16px 28px;}
.right-panels{grid-template-columns:1fr;}
.qr-card{justify-content:flex-start;}
.postcards{gap:16px;}
.foot-inner{grid-template-columns:1fr;gap:22px;}
.foot-nav{justify-content:flex-start;}
.interaction-complaint-button{right:14px;bottom:80px;padding:8px 14px;font-size:.76rem;}
.back-top{right:14px;bottom:20px;width:42px;height:42px;}
body::before{width:86vw;height:86vw;}}