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

body{
font-family:'Noto Sans JP',sans-serif;
color:#0f172a;
line-height:1.7;
}

.container{
width:min(1200px,92%);
margin:auto;
}

.header{
position:fixed;
top:0;
left:0;
width:100%;
background:#fff;
z-index:1000;
box-shadow:0 2px 10px rgba(0,0,0,.08);
}

.header .container{
display:flex;
justify-content:space-between;
align-items:center;
padding:16px 0;
}

.logo{
display:flex;
align-items:center;
gap:14px;
}

.logo img{
height:120px;
}

.logo h1{
font-size:28px;
}

.logo span{
font-size:13px;
color:#64748b;
}

.phone-btn{
background:#0d6efd;
color:#fff;
padding:14px 24px;
border-radius:12px;
text-decoration:none;
font-weight:700;
}

.hero{
height:100vh;
background:url("images/hero.png") center center;
background-size:cover;
margin-top:88px;
}

.hero-overlay{
height:100%;
background:rgba(0,0,0,.25);
display:flex;
align-items:center;
}

.hero-content{
color:#fff;
max-width:600px;
}

.hero h2{
font-size:84px;
font-weight:900;
line-height:1;
}

.hero-subtitle{
font-size:42px;
margin-top:15px;
font-weight:700;
}

.hero-text{
font-size:22px;
margin-top:30px;
}

.hero-phone{
display:inline-block;
margin-top:35px;
background:#0d6efd;
padding:18px 28px;
border-radius:14px;
color:#fff;
text-decoration:none;
font-size:28px;
font-weight:700;
}

.section{
padding:100px 0;
}

.gray{
background:#f8fafc;
}

.section h2{
text-align:center;
font-size:42px;
margin-bottom:50px;
}

.services{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:24px;
}

.service-card{
background:#fff;
border-radius:20px;
padding:40px 25px;
text-align:center;
box-shadow:0 10px 30px rgba(0,0,0,.05);
}

.icon{
font-size:50px;
margin-bottom:15px;
}

.service-card h3{
margin-bottom:10px;
}

table{
width:100%;
border-collapse:collapse;
background:#fff;
}

th,td{
padding:18px;
border:1px solid #e5e7eb;
}

th{
background:#0d6efd;
color:#fff;
width:35%;
}

.invoice-grid{
/* display:grid; */
grid-template-columns:1fr 400px;
gap:60px;
align-items:center;
}

.invoice-list{
padding-left:20px;
font-size:20px;
}

.invoice-image{
width:100%;
border:1px solid #ddd;
}

footer{
background:#031633;
color:white;
padding:40px 0;
text-align:center;
}

.footer-logo{
height:50px;
margin-bottom:10px;
}

@media(max-width:768px){

.header{
    position: absolute;
}
    
.logo img {
    height: 80px;
}

.phone-btn{
display:none;
}

.hero{
height:70vh;
}

.hero h2{
font-size:52px;
}

.hero-subtitle{
font-size:24px;
}

.hero-phone{
font-size:20px;
}

.services{
grid-template-columns:1fr;
}

  .services{
    gap:16px;
  }

  .service-card{
    padding:24px 16px;
  }

.invoice-grid{
grid-template-columns:1fr;
}

.section{
padding: 50px 0px;
}

.section h2{
font-size:32px;
}

}