.gm-btn{position:fixed;top:18px;right:20px;z-index:200;width:52px;height:52px;border-radius:50%;border:1px solid rgba(255,255,255,.22);
  background:rgba(7,18,31,.72);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(7,18,31,.25);
  display:grid;place-items:center;cursor:pointer;padding:0;}
.gm-btn span{position:relative;display:block;width:22px;height:2px;background:#fff;border-radius:1px;transition:background .2s;}
.gm-btn span::before,.gm-btn span::after{content:"";position:absolute;left:0;width:22px;height:2px;background:#fff;border-radius:1px;transition:transform .35s cubic-bezier(.22,.61,.36,1),top .35s cubic-bezier(.22,.61,.36,1);}
.gm-btn span::before{top:-7px;} .gm-btn span::after{top:7px;}
.gm-open .gm-btn span{background:transparent;}
.gm-open .gm-btn span::before{top:0;transform:rotate(45deg);}
.gm-open .gm-btn span::after{top:0;transform:rotate(-45deg);}
.gm-btn:focus-visible{outline:3px solid #74D3DE;outline-offset:3px;}
@media(max-width:560px){.gm-btn{top:12px;right:12px;width:46px;height:46px;}}

.gm{position:fixed;inset:0;z-index:190;background:#07121F;color:#fff;visibility:hidden;opacity:0;transition:opacity .35s ease,visibility 0s linear .35s;overflow:auto;}
.gm::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(55% 70% at 85% 10%,rgba(90,155,224,.22),rgba(90,155,224,0) 70%),radial-gradient(45% 60% at 5% 95%,rgba(116,211,222,.14),rgba(116,211,222,0) 70%);}
.gm::after{content:"";position:absolute;top:-10%;right:18%;width:120px;height:120%;pointer-events:none;background:linear-gradient(180deg,rgba(90,155,224,.14),rgba(116,211,222,0));transform:skewX(-21deg);}
.gm-open .gm{visibility:visible;opacity:1;transition:opacity .35s ease;}
.gm-in{position:relative;z-index:1;max-width:1160px;margin:0 auto;padding:110px 40px 60px;min-height:100%;display:flex;flex-direction:column;}
@media(max-width:820px){.gm-in{padding:88px 24px 40px;}}
.gm-logo img{width:150px;height:auto;display:block;margin-bottom:44px;}
.gm-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;}
.gm-list a{display:inline-flex;align-items:center;gap:20px;padding:12px 0;color:#fff;text-decoration:none;font-family:'Noto Sans JP',sans-serif;font-weight:900;font-size:clamp(26px,4vw,44px);line-height:1.3;letter-spacing:.02em;
  opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s cubic-bezier(.22,.61,.36,1);}
.gm-list a::before{content:"";flex:0 0 auto;width:6px;height:.9em;border-radius:1px;background:linear-gradient(180deg,#5A9BE0,#74D3DE);transform:skewX(-21deg);}
.gm-list a small{font-family:'Barlow',sans-serif;font-weight:600;font-size:12px;letter-spacing:.24em;color:#8FA2B6;text-transform:uppercase;margin-left:4px;}
.gm-list a[aria-current="page"]{color:#74D3DE;}
.gm-open .gm-list a{opacity:1;transform:none;}
.gm-open .gm-list li:nth-child(2) a{transition-delay:.04s;} .gm-open .gm-list li:nth-child(3) a{transition-delay:.08s;}
.gm-open .gm-list li:nth-child(4) a{transition-delay:.12s;} .gm-open .gm-list li:nth-child(5) a{transition-delay:.16s;}
.gm-foot{margin-top:auto;padding-top:48px;font-size:12.5px;color:#8FA2B6;}
html.gm-open,html.gm-open body{overflow:hidden;}
@media(prefers-reduced-motion:reduce){.gm,.gm-list a,.gm-btn span::before,.gm-btn span::after{transition:none!important;}}

.gm-in,.gm-in *{box-sizing:border-box;}
.gm-in{height:100%;min-height:0;padding:clamp(56px,11vh,110px) 40px clamp(20px,5vh,56px);}
@media(max-width:820px){.gm-in{padding:clamp(60px,10vh,88px) 24px clamp(18px,4vh,40px);}}
.gm-logo img{margin-bottom:clamp(16px,5vh,44px);}
.gm-list{gap:0;}
.gm-list a{padding:clamp(4px,1.2vh,12px) 0;font-size:clamp(22px,min(4vw,5.4vh),44px);}
.gm-foot{padding-top:clamp(12px,4vh,48px);}
.gm::after{top:0!important;height:100%!important;}
.gm::before,.gm::after{position:fixed!important;}

.ft .ft-co{color:#C9D6E3;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(201,214,227,.45);}
.ft .ft-co:hover{color:#fff;text-decoration-color:#fff;}