body{margin:0;font-family:Meiryo,"メイリオ","Yu Gothic",sans-serif;background:#f5f5f5;color:#333}
.container{max-width:1000px;width:100%;margin:0 auto;padding:0 16px;box-sizing:border-box}
.topline{height:4px;background:#0b6fb8}
.header{background:#fff;border-bottom:1px solid #ddd}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.logo img{height:50px;display:block}
.home-btn{font-size:12px;border:1px solid #0b6fb8;padding:8px 12px;background:#0b6fb8;color:#fff;text-decoration:none}
.hero{background:#fff}
.hero-line{height:72px;background:linear-gradient(90deg,#0b6fb8 0%,#2a8fd6 100%);display:flex;align-items:center}
.hero-line h1{margin:0;color:#fff;font-size:24px;font-weight:700}
.main{padding:56px 0 72px;background:#fff}
.login-wrap{max-width:460px;margin:0 auto;border:1px solid #d8d8d8;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.06)}
.login-head{padding:26px 28px 12px;border-top:4px solid #0b6fb8;text-align:center}
.login-head img{height:46px;display:block;margin:0 auto 14px}
.login-head h2{margin:0;font-size:26px;color:#222}
.login-body{padding:16px 28px 30px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;color:#333}
.field input{width:100%;height:46px;border:1px solid #cfcfcf;padding:0 12px;font-size:15px;box-sizing:border-box}
.submit{display:block;width:100%;height:48px;border:none;background:#0b6fb8;color:#fff;font-size:18px;font-weight:700;cursor:pointer}
.help{margin-top:16px;text-align:center;font-size:14px;line-height:1.8}
.help a{color:#0b6fb8;text-decoration:none}
.footer{background:#fff;border-top:1px solid #ddd}
.footer-inner{display:flex;justify-content:space-between;align-items:center;padding:20px 0}
.footer-logo img{height:50px;display:block}
.footer-text{font-size:12px;color:#666}
@media(max-width:768px){
.header-inner,.footer-inner{flex-direction:column;gap:10px;text-align:center}
.hero-line{height:60px}
.hero-line h1{font-size:20px}
.main{padding:32px 0 48px}
.help{font-size:12px;}
}
@media(max-width:480px){
.login-head,.login-body{padding-left:18px;padding-right:18px}
.login-head h2{font-size:22px}
.submit{font-size:16px}
}