:root{
  --header-h:80px;
  --black:#121212;
  --gray:#f5f5f5;
  --line:#ddd;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Arial,"Helvetica Neue","Noto Sans JP",sans-serif;color:var(--black);line-height:1.7}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrapper{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
.section{padding:100px 0 60px}
.section-title{text-align:center;font-size:36px;line-height:1.2;margin-bottom:45px;letter-spacing:.03em}

/* header */
#header{position:fixed;inset:0 0 auto 0;height:var(--header-h);background:#fff;z-index:1000;display:flex;align-items:center;padding:0 40px;box-shadow:0 1px 8px rgba(0,0,0,.06)}
.site-title{width:180px}
.site-title img{width:100%}
#navi{position:fixed;top:0;left:-320px;width:300px;height:100vh;background:#121212;color:#fff;z-index:1200;padding:60px 25px;transition:.35s}
#navi.open{left:0}
.nav-menu{border-top:1px solid #fff;margin-bottom:55px}
.nav-menu li{border-bottom:1px solid #fff}
.nav-menu a{display:block;padding:20px 0;font-size:14px}
.nav-sns li{margin-bottom:12px}
.nav-sns a{font-size:14px}
.toggle-btn{position:absolute;right:40px;top:25px;width:34px;height:30px;z-index:1300}
.toggle-btn span{position:absolute;left:0;width:34px;height:2px;background:#121212;transition:.35s}
.toggle-btn span:nth-child(1){top:4px}.toggle-btn span:nth-child(2){top:14px}.toggle-btn span:nth-child(3){top:24px}
.toggle-btn.open span{background:#fff}
.toggle-btn.open span:nth-child(1){transform:translateY(10px) rotate(-45deg)}
.toggle-btn.open span:nth-child(2){opacity:0}
.toggle-btn.open span:nth-child(3){transform:translateY(-10px) rotate(45deg)}
#mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:1100}
#mask.open{display:block}

/* main visual */
.mainvisual{padding-top:var(--header-h);height:100vh}
.mainvisual video{width:100%;height:100%;object-fit:cover}

/* pickup */
.pickup-section{overflow:hidden}
.pickup-slider{width:100%}
.pickup-slider .slick-slide{padding:0 30px}
.pickup-slider img{width:100%;aspect-ratio:16/10;object-fit:cover}
.slick-list{overflow:visible}

/* feature */
.feature-section{padding-top:70px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.feature-card{background:#fff;box-shadow:0 0 10px rgba(0,0,0,.18)}
.feature-card img{width:100%;aspect-ratio:1.5/1;object-fit:cover}
.card-body{padding:26px 28px 24px}
.category{font-size:12px;margin-bottom:16px}
.card-body h3{font-size:15px;margin-bottom:25px}
.card-body time{display:block;text-align:right;font-size:12px}
.fade-up{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.fade-up.is-visible{opacity:1;transform:none}

/* contact */
.contact-section{background:#121212;color:#fff;padding:55px 0}
.contact-section .section-title{margin-bottom:35px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:120px}
.contact-copy p{margin-bottom:28px}
.contact-form label{display:block;margin-bottom:6px}
.contact-form input,.contact-form textarea{width:100%;background:#fff;color:#121212;padding:11px 12px;margin-bottom:20px;border:1px solid #fff}
.contact-form button{width:200px;border:1px solid #fff;padding:12px 20px;transition:.25s}
.contact-form button:hover{background:#fff;color:#121212}
.form-status{min-height:1.5em;margin-top:12px;font-size:13px}
#footer{background:#121212;color:#fff;text-align:center;padding:12px 20px;font-size:12px}

@media(max-width:900px){
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{gap:60px}
}
@media(max-width:767px){
  :root{--header-h:72px}
  #header{height:var(--header-h);padding:0 18px}
  .site-title{width:145px}
  .toggle-btn{right:18px;top:21px}
  .mainvisual{height:100vh}
  .section{padding:80px 0 45px}
  .section-title{font-size:26px;margin-bottom:30px}
  .pickup-slider .slick-slide{padding:0 10px}
  .feature-grid{grid-template-columns:1fr;gap:24px}
  .card-body{padding:20px}
  .contact-section{padding:50px 0}
  .contact-grid{grid-template-columns:1fr;gap:28px}
  .contact-form button{width:100%}
}