*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family:"Helvetica Neue","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  background:#f5f9ff;
  color:#1f2a44;
}


.bg{
  position:fixed;
  inset:0;
  z-index:-1;
  background-image:
    radial-gradient(circle at 28% 22%, rgba(230,43,30,.22), transparent 58%),
    radial-gradient(circle at 72% 78%, rgba(230,43,30,.16), transparent 62%),
    linear-gradient(to bottom, rgba(0,0,0,.32), rgba(0,0,0,.60)),
    url("images/background.png");
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
  filter:saturate(.95) contrast(1.05);
}


.container{
  width:90%;
  max-width:1200px;
  margin:0 auto;
}


.header{
  position:sticky;
  top:0;
  z-index:50;
  height:70px;             
  background:#ffffff;
  border-bottom:1px solid rgba(0,0,0,.1);
  display:flex;            
  align-items:center;   
}

.header-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
}


.nav{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.nav a{
  text-decoration:none;
  color:rgba(0,0,0,.78);
  font-size:13px;
  letter-spacing:.12em;
  padding:10px 12px;
  border-radius:999px;
  transition:all .2s ease;
}

.nav a:hover{
  background:rgba(0,0,0,.06);
  color:rgba(0,0,0,.95);
  transform:translateY(-1px);
}



.hamburger{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:28px;
  height:22px;
  background:none;
  border:none;
  cursor:pointer;
  padding:0;
}

.hamburger span{
  width:100%;
  height:3px;
  background:#000;
  border-radius:3px;
}



.contact-section{
  width:90%;
  max-width:900px;
  margin:0 auto;
  padding:100px 0 140px;
}

.contact-title{
  text-align:center;
  font-size:clamp(32px, 5vw, 48px);
  font-weight:900;
  margin-bottom:40px;
}

.glow-title{
  background: linear-gradient(
    90deg,
    #fbb8b3,
    #ffe8e5,
    #ffbdbd,
    #ffa196,
    #fddbd8
  );
  background-size:400% 100%;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  animation:textShift 10s ease-in-out infinite;
}

@keyframes textShift{
  0%{ background-position:0% 50%; }
  50%{ background-position:100% 50%; }
  100%{ background-position:0% 50%; }
}


.form-embed{
  background:#ffffff;
  border-radius:22px;
  padding:12px;
  border:4px solid #cfe0ff;
  box-shadow:0 18px 40px rgba(42,78,155,.18);
}

.form-embed iframe{
  width:100%;
  height:1100px;
  border:0;
  border-radius:14px;
}


.site-footer{
  width:100%;
  display:flex;
  justify-content:center;
  align-items:center;
  overflow:hidden;
}

.site-footer img{
  width:120%;
  max-width:none;
  height:auto;
}

@media (max-width:600px){

  .header{
    position:relative;
  }

  .nav{
    display:none;
    position:absolute;
    top:70px;
    left:0;
    width:100%;
    background:#ffffff;
    flex-direction:column;
    align-items:center;
    gap:22px;
    padding:28px 0;
    box-shadow:0 12px 30px rgba(0,0,0,0.12);
    z-index:100;
  }

  .nav.open{
    display:flex;
  }

  .hamburger{
    display:flex;
  }

}