*{box-sizing:border-box}
:root{
  --bg:#ffffff;
  --card:#fff;
  --text:#101010;
  --muted:#7a7a7a;
  --shadow: 0 10px 30px rgba(0,0,0,.08);
  --radius: 14px;
}
html,body{height:100%}
body{
  margin:0;
  font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Inter,Helvetica,Arial,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  color:var(--text);
  background:#fff;
}

.bg-shapes{
  position:fixed;
  inset:0;
  background:
    radial-gradient(40% 30% at 20% 25%, #edf1f6, transparent 60%),
    radial-gradient(50% 40% at 80% 30%, #f3f5f7, transparent 60%),
    radial-gradient(40% 40% at 60% 80%, #f2f3f5, transparent 70%);
  pointer-events:none;
  z-index:-1;
}

.main-container {
  width: 100%;
  background-image: url("assets/bg.png");
}

.container{
  max-width:1200px;
  margin:0 auto;
  padding:32px 24px 60px;

  width: 100%;
  background-size: cover;
}
.title{
  text-align:center;
  font-size:56px;
  margin:12px 0 28px;
  font-weight:800;
  letter-spacing:.02em;
}

.grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:24px;
  margin:8px auto 24px;
}
@media (max-width:1100px){ .grid{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:640px){
  .title{font-size:36px}
  .grid{ grid-template-columns:repeat(2,1fr); gap:16px; }
}

.card{
  position:relative;
  background:var(--card);
  border-radius:16px;
  padding:40px 40px 40px;
  text-align:center;
  box-shadow: var(--shadow);
  overflow:hidden;
  transition:transform .2s ease, box-shadow .2s ease;
  vertical-align: middle;
}
.card:hover{ transform:translateY(-4px); box-shadow:0 16px 40px rgba(0,0,0,.12); }

.icon{ color:#111; display:flex; justify-content:center; }


.label{ margin-top:12px; font-size:14px; color:#111; }

.hover{
  position:absolute;
  inset:0;
  display:flex;
  grid-template-columns: 1fr 1fr;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.96);
  opacity:0; pointer-events:none;
  transition:opacity .2s ease;
  flex-direction: column;
  vertical-align: baseline;
}

.hover-content{
  margin-top: 8px;
}

.card:hover .hover{ opacity:1; pointer-events:auto; }

.btn{
  padding:10px 16px;
  border-radius:999px;
  border:1px solid #111;
  background:#fff;
  font-weight:600;
}
.btn:hover{ background:#111; color:#fff; }

.qr{ display:flex; flex-direction:column; align-items:center; font-size:12px; color:#666; }
.qr img{ width:110px; height:110px; border-radius:12px; background:#fff; padding:6px; box-shadow:var(--shadow); }

.mock{
  display:flex;
  justify-content:center;
  margin:24px auto 32px;
}
.mock img{
  width:min(100%, 980px);
  border-radius:12px;
  box-shadow: 0 20px 60px rgba(0,0,0,.08);
}

.legal{
  text-align:center;
  color:#8a8a8a;
  padding:48px 16px 48px;
  font-size:12px;
}
.links{ display:flex; justify-content:center; gap:8px; flex-wrap:wrap; margin-bottom:8px; }
.links a{ color:#8a8a8a; text-decoration:none; }
.links a:hover{ text-decoration:underline; }



/* keep card link colors unchanged */
.card-link { display:block; color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
.card-link:link, .card-link:visited, .card-link:hover, .card-link:active { color: inherit; text-decoration: none; }