:root{--ink:#eaf4f7;--muted:#9fb3b9;--gold:#c8a96a;--deep:#01070b;--panel:rgba(8,31,40,.72);--line:rgba(220,241,245,.13)}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--deep)}body{margin:0;color:var(--ink);background:#031018;font-family:"Noto Serif JP",serif;line-height:1.9;overflow-x:hidden}a{color:inherit;text-decoration:none}.ocean{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse at 50% -10%,rgba(149,229,246,.2),transparent 42%),linear-gradient(180deg,#092f42 0%,#041923 38%,#01070b 100%)}.ocean::after{content:"";position:absolute;inset:0;opacity:.34;background-image:radial-gradient(circle,rgba(218,246,250,.8) 0 1px,transparent 1.5px),radial-gradient(circle,rgba(172,227,237,.55) 0 1px,transparent 1.5px);background-size:93px 117px,151px 163px;background-position:20px 40px,80px 10px}.page{position:relative;z-index:1}.site-header{position:fixed;z-index:20;top:0;left:0;width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px clamp(24px,5vw,76px);border-bottom:1px solid rgba(255,255,255,.08);background:rgba(5,38,52,.9);box-shadow:0 8px 30px rgba(0,0,0,.18);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);font-family:"Outfit","Noto Serif JP",sans-serif}.logo{display:flex;align-items:center;gap:14px;letter-spacing:.15em;font-size:.82rem}.mark{width:46px;height:46px;overflow:hidden;border-radius:50%;background:#fff;box-shadow:0 0 0 1px rgba(132,208,225,.32),0 7px 22px rgba(0,0,0,.25)}.mark img{display:block;width:100%;height:100%;object-fit:cover}.site-nav{display:flex;align-items:center;gap:30px;color:#c7d6da;font-size:.75rem;letter-spacing:.12em}.site-nav .active,.site-nav a:hover{color:#ecd69e}.nav-contact{padding:10px 18px;border:1px solid rgba(200,169,106,.7);color:#ead9b8}.sub-hero{padding:185px clamp(24px,10vw,160px) 78px;border-bottom:1px solid var(--line)}.eyebrow{margin:0 0 18px;color:var(--gold);font:300 .72rem/1 "Outfit",sans-serif;letter-spacing:.27em}.sub-hero h1{margin:0;font-size:clamp(2.4rem,5vw,4.8rem);font-weight:400;letter-spacing:.07em;line-height:1.35}.sub-hero p:last-child{max-width:680px;margin:24px 0 0;color:#aac0c5;letter-spacing:.05em}.content{width:min(1060px,calc(100% - 48px));margin:0 auto;padding:80px 0 110px}.section{margin-bottom:68px}.section-head{margin-bottom:30px}.section-no{color:var(--gold);font:300 .68rem/1 "Outfit",sans-serif;letter-spacing:.22em}.section h2{margin:14px 0 0;font-size:clamp(1.55rem,3vw,2.3rem);font-weight:400;letter-spacing:.06em}.notice,.form-card,.document-card,.policy{border:1px solid var(--line);background:linear-gradient(145deg,rgba(12,43,55,.7),rgba(2,10,14,.68));box-shadow:0 18px 55px rgba(0,0,0,.12)}.notice{padding:28px 32px;color:#b6c8cc}.notice p{margin:0}.notice p+p{margin-top:12px}.examples{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:25px}.example{padding:22px;border:1px solid rgba(255,255,255,.08);background:rgba(1,9,13,.38)}.example h3{margin:0 0 10px;color:#d9c494;font-size:1rem;font-weight:400}.example p{margin:0;color:#9fb3b8;font-size:.9rem}.download{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;margin-top:17px;padding:12px 17px;border:1px solid rgba(200,169,106,.65);color:#ead9b8;font:400 .8rem/1.5 "Outfit","Noto Serif JP",sans-serif;letter-spacing:.09em;transition:.25s}.download:hover{background:linear-gradient(120deg,#d5b776,#ad8c4f);color:#081016}.form-card{padding:clamp(25px,5vw,55px)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px 28px}.field.full{grid-column:1/-1}.field label{display:block;margin-bottom:8px;color:#b7c9cd;font-size:.87rem;letter-spacing:.07em}.required{margin-left:8px;color:#d9c494;font-size:.68rem}.field input,.field textarea{display:block;width:100%;border:1px solid rgba(220,241,245,.17);border-radius:0;outline:0;background:rgba(0,8,12,.62);padding:14px 15px;color:#edf6f8;font:inherit;transition:.2s}.field textarea{min-height:145px;resize:vertical}.field input:focus,.field textarea:focus{border-color:rgba(200,169,106,.85);box-shadow:0 0 0 2px rgba(200,169,106,.08)}.field input[type=file]{padding:11px;font-size:.82rem}.agree{margin:28px 0;color:#bac9cc;font-size:.88rem}.agree input{accent-color:#c8a96a;margin-right:9px}.submit{display:flex;justify-content:center}.submit button{min-width:220px;border:0;padding:16px 25px;cursor:pointer;background:linear-gradient(120deg,#d5b776,#ad8c4f);color:#081016;font:500 .85rem/1.5 "Outfit","Noto Serif JP",sans-serif;letter-spacing:.14em;transition:.25s}.submit button:hover{transform:translateY(-2px);box-shadow:0 12px 35px rgba(200,169,106,.2)}.policy{padding:clamp(25px,5vw,52px)}.policy-item{display:grid;grid-template-columns:58px 1fr;gap:18px;padding:21px 0;border-bottom:1px solid rgba(255,255,255,.08)}.policy-item:last-child{border-bottom:0}.policy-item .num{color:#d9c494}.policy-item .text,.terms p{color:#aebfc3}.terms h3{margin:34px 0 9px;color:#d9c494;font-size:1.06rem;font-weight:400}.terms h3:first-child{margin-top:0}.terms p{margin:0}.terms ul{margin:8px 0 0;padding-left:1.4em;color:#aebfc3}.site-footer{display:flex;justify-content:space-between;gap:20px;padding:28px clamp(24px,5vw,76px);border-top:1px solid rgba(255,255,255,.08);background:#000305;color:#71868c;font:300 .7rem/1.6 "Outfit",sans-serif;letter-spacing:.12em}
@media(max-width:850px){.site-header{padding:16px 20px}.logo span:last-child{display:none}.menu-toggle{display:block}.site-nav{position:absolute;top:100%;left:0;width:100%;display:none;align-items:stretch;flex-direction:column;gap:0;padding:10px 20px 22px;background:rgba(3,28,39,.97);border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 18px 35px rgba(0,0,0,.3)}.site-nav.is-open{display:flex}.site-nav a,.site-nav .nav-contact{display:block;padding:14px 10px;border:0;border-bottom:1px solid rgba(255,255,255,.08);text-align:center}.sub-hero{padding:145px 25px 62px}.content{width:min(100% - 36px,1060px);padding:60px 0 85px}.examples,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.site-footer{flex-direction:column}}
@media(max-width:520px){.notice,.form-card,.policy{padding:22px 18px}.policy-item{grid-template-columns:1fr;gap:4px}.group-info{grid-template-columns:1fr}.sub-hero h1{font-size:2.25rem}}
.menu-toggle{display:none;width:44px;height:42px;padding:10px;border:1px solid rgba(200,169,106,.55);background:transparent;cursor:pointer}.menu-toggle span{display:block;width:100%;height:1px;margin:5px 0;background:#ead9b8;transition:.25s}.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}@media(max-width:850px){.menu-toggle{display:block}}
