/* Root Inc. corporate site */

body{margin:0;background:#E9E3D9;font-family:'Noto Sans JP',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:#C94E10}a:hover{color:#F2661F}
@keyframes fvDraw{from{stroke-dashoffset:var(--ds)}}
@keyframes fvRise{from{clip-path:inset(101% 0 0 0);transform:translateY(4%)}}
@keyframes fvPop{0%{transform:scale(0)}62%{transform:scale(1.28)}}
@keyframes fvOut{to{opacity:0}}
@keyframes fvLogoIn{from{opacity:0}}
@keyframes fvGuide{0%{opacity:0}10%{opacity:1}76%{opacity:1}100%{opacity:0}}
@keyframes fvOrbit{from{transform:rotate(-260deg)}}
@keyframes fvDrop{0%{transform:translateY(-42px) scale(.5);opacity:0}55%{transform:translateY(5px) scale(1.08);opacity:1}100%{transform:none;opacity:1}}
@keyframes rtTrace{from{stroke-dashoffset:100}to{stroke-dashoffset:-100}}
@keyframes rtPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.3)}}
@media (prefers-reduced-motion: reduce){*{animation:none !important;transition:none !important}}

body.dark{background:#221B14}
body.light{background:#FFFFFF}
img{max-width:100%}
.pc-view{display:none}
.sp-view{display:block;width:100%;max-width:480px;margin:0 auto}
@media (min-width:768px){
  .pc-view{display:block;width:100%;max-width:1280px;margin:0 auto}
  .sp-view{display:none}
}

/* ---- FV オープニング演出（トップページ） ---- */
#intro{
  position:fixed; inset:0; z-index:9999;
  background:#221B14;
  display:grid; place-items:center; gap:34px; align-content:center;
  transition:transform .85s cubic-bezier(.76,0,.24,1), opacity .6s ease .2s;
  will-change:transform,opacity;
}
#intro.is-out{ transform:translateY(-100%); opacity:0; }
#intro-mark{
  position:relative;
  width:min(420px, 68vw); aspect-ratio:487/170;
}
#intro-mark svg{ position:absolute; inset:0; animation:fvOut .24s ease 1.5s both; }
#intro-logo{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:contain; opacity:0;
  animation:fvLogoIn .34s ease 1.62s both;
}
#intro-bar{
  width:min(160px, 40vw); height:1px;
  background:rgba(251,241,230,.16); overflow:hidden;
}
#intro-bar i{
  display:block; height:100%; width:100%;
  background:#F2661F; transform-origin:left center;
  animation:introBar 2.1s cubic-bezier(.5,0,.2,1) both;
}
@keyframes introBar{ from{transform:scaleX(0)} to{transform:scaleX(1)} }
@media (prefers-reduced-motion: reduce){ #intro{display:none} }