:root{--ocean:#007eb8;--ocean-dark:#005884;--aqua:#69d6ec;--ink:#14394d;--ink-soft:#456579;--surface:#f5fbfd;--orange:#007eb8;--orange-soft:#b8efff;--orange-deep:#005884}
body{background:#fff}section{scroll-margin-top:90px}[hidden]{display:none!important}a:focus-visible,button:focus-visible{outline:3px solid #ffbd4a;outline-offset:5px}
.site-header,.site-header.is-scrolled{background:rgba(255,255,255,.96);border-bottom:1px solid #d8eef4;box-shadow:none;padding:17px 4vw;backdrop-filter:blur(12px)}
.brand-ja{font-size:24px;color:var(--ocean)}.brand-en{color:var(--ocean-dark)}.global-nav{gap:clamp(12px,1.6vw,25px)}.global-nav a{color:var(--ink);font-size:13px}.global-nav .nav-cta{background:var(--ocean);color:#fff;border-color:var(--ocean)}.nav-toggle span{background:var(--ocean)}
.hero{min-height:760px;height:93svh;max-height:1050px;background:linear-gradient(115deg,#f4fcff 0%,#e3f6fb 42%,#a5e3f2 74%,#72cce6 100%);border-bottom:8px solid var(--ocean)}
.hero:after{content:"";position:absolute;left:-10%;bottom:-90px;width:130%;height:190px;border-radius:50% 50% 0 0;background:rgba(255,255,255,.45);transform:rotate(-5deg);pointer-events:none}
.hero-inner{width:min(1280px,90vw);grid-template-columns:1.1fr 1fr;gap:0;padding-top:90px;align-items:center;flex:1}.hero-copy{z-index:2;padding:30px 0 50px}.hero-title{color:var(--ocean);font-size:clamp(48px,6.1vw,88px);line-height:1.3;letter-spacing:-.045em}.hero-title .line{padding-bottom:.02em}.hero-title em{color:var(--ocean)}
.hero-eyebrow{color:var(--ocean-dark);letter-spacing:.13em;margin-bottom:24px}.hero-person{display:flex;align-items:baseline;gap:8px;color:var(--ocean-dark);font-weight:700;font-size:30px;margin-top:24px;line-height:1.3}.hero-person strong{font-size:40px}.hero-person small{font-size:12px;letter-spacing:.1em;margin-left:10px}.hero-sub{color:var(--ink);font-size:15px;margin-top:18px;line-height:2}.hero-actions{margin-top:25px}.btn{border-radius:4px;padding:15px 25px}.btn-primary{background:var(--ocean)}.btn-primary:hover{background:var(--ocean-dark)}.btn-ghost{border-color:var(--ocean);color:var(--ocean-dark);background:rgba(255,255,255,.5)}.btn-ghost:hover{background:#fff;color:var(--ocean)}
.hero-portrait{width:100%;z-index:1;align-self:end;margin:0;max-height:85%;display:flex;align-items:end;justify-content:center}.hero-portrait img{width:auto;max-width:110%;max-height:75svh;object-fit:contain;filter:drop-shadow(0 12px 24px rgba(0,80,130,.12));transform-origin:bottom center}.sun-disc{width:115%;bottom:7%;background:rgba(255,255,255,.35);box-shadow:none;border:1px solid rgba(255,255,255,.7)}.sunrise{opacity:.3}.hero-canvas{opacity:.4}.wave{opacity:.16}.ray{opacity:.35}.hero-watermark{color:rgba(0,126,184,.06);-webkit-text-stroke:0;font-size:19vw;bottom:1%;left:2%;z-index:0}.hero-news{bottom:30px;right:4vw;background:#fff;border:1px solid #c9e9f1;box-shadow:0 6px 25px #00588412;border-radius:4px;z-index:6}.hero-news-body p{color:var(--ink)}.hero-news-icon{background:var(--ocean);border-radius:50%;width:42px;height:42px}.hero-news-arrow{color:var(--ocean)}.scroll-cue{left:4vw;bottom:25px;color:var(--ocean);z-index:3}.scroll-cue-text{color:var(--ocean)}
.section{padding:100px 0}.section-light{background:#fff}.section-dark{background:#eff8fc;color:var(--ink)}.section-deep{background:#fff;color:var(--ink)}.section-title,.section-title-light{color:var(--ocean-dark);letter-spacing:.02em;font-size:clamp(28px,3.3vw,46px)}.section-en,.section-en-orange{color:var(--ocean);font-size:13px;letter-spacing:.18em}.section-desc{color:var(--ink-soft);max-width:740px}.giant-bg{color:rgba(0,126,184,.035);-webkit-text-stroke:0}.section-head{margin-bottom:42px}.message-photo img{border-radius:2px}.message-lead{font-family:var(--font-ja);color:var(--ocean-dark)}.marker{background:linear-gradient(transparent 70%,#b8efff 70%)}
.policy-card{background:#fff;border:0;border-top:3px solid var(--aqua);border-radius:0;padding:32px}.policy-title{color:var(--ocean-dark)}.policy-card>p{color:var(--ink-soft);line-height:2}.policy-num{font-size:32px;font-weight:500;color:var(--ocean)}.policy-num:after{display:none}.policy-card:hover{border-color:var(--ocean);box-shadow:0 10px 30px #0058840a}.activity-card{background:#eff8fc;border:1px solid #cee8f1;border-radius:0}.activity-title{color:var(--ocean-dark)}.activity-text{color:var(--ink-soft)}.activity-link{color:var(--ocean)}.activity-card:hover .activity-link{color:var(--ocean-dark)}
#profile{background:#f2f9fc}.join-card{background:#f0f9fc;border:1px solid #d0eaf4;border-radius:0}.join-card h3{color:var(--ocean-dark)}.join-card p{color:var(--ink-soft)}.join-availability{padding:25px;border-top:1px solid #cce6f0;color:var(--ink-soft)}.join-availability a{text-decoration:underline;color:var(--ocean)}.section-contact{background:var(--ocean);color:#fff}.section-contact .section-title,.section-contact .section-desc,.section-contact .section-en{color:#fff}.sns-card{border:1px solid #ffffff60;background:#ffffff08;border-radius:0}.sns-name{color:#fff}.sns-desc{color:#e0f5ff}.sns-arrow{color:#fff}.site-footer{background:#00547e;color:#fff}.footer-brand{color:#fff}.footer-note,.footer-copy{color:#c4e8f6}
#loader{background:var(--ocean-dark);pointer-events:none}.loader-name{color:#fff}.loader-sub{color:#c4efff}.loader-bar span{background:var(--aqua)}
.channel-section{background:linear-gradient(var(--ocean) 0 285px,#fff 285px);padding:65px 0 80px}.channel-heading-row{display:flex;align-items:center;justify-content:space-between;gap:25px;color:#fff;margin-bottom:40px}.channel-kicker{font:600 12px var(--font-en);letter-spacing:.2em;margin-bottom:13px}.channel-heading-row h2{font-size:clamp(26px,3vw,40px);line-height:1.4;margin-bottom:13px}.channel-heading-row p:not(.channel-kicker){color:#e0f6ff;font-size:14px}.channel-all{border:1px solid #ffffff80;padding:12px 18px;font-size:13px;white-space:nowrap}.channel-all span{margin-left:15px}.video-toolbar{display:flex;justify-content:space-between;align-items:center;color:#fff;margin-bottom:15px}.video-toolbar p{font-weight:700;font-size:15px}.video-toolbar span{font:11px var(--font-en);letter-spacing:.15em;margin-left:15px;opacity:.8}.video-toolbar button{width:42px;height:42px;border:1px solid #fff;background:transparent;color:#fff;cursor:pointer;font-size:20px;margin-left:8px;border-radius:50%}.video-toolbar button:disabled{opacity:.35;cursor:default}.video-rail{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 48px)/3);gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#8bcfe5 #ecf8fc;padding-bottom:22px}.video-card{scroll-snap-align:start;min-width:0;background:#fff}.video-card a{display:block}.video-thumb{position:relative;aspect-ratio:16/9;background:#d4eef7;overflow:hidden}.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}.video-card a:hover img{transform:scale(1.04)}.video-play{position:absolute;right:12px;bottom:12px;width:42px;height:42px;background:var(--ocean);color:#fff;display:grid;place-items:center;border-radius:50%;font-size:14px}.video-card h3{color:var(--ink);font-size:16px;line-height:1.7;margin:17px 0 12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.video-card time{color:var(--ocean);font:600 13px var(--font-en);letter-spacing:.04em}.video-status{padding:30px;background:#eff8fc;color:var(--ink);min-width:280px}.video-status a{display:block;color:var(--ocean);text-decoration:underline}.video-dialog{border:0;padding:22px;max-width:960px;width:92vw;margin:auto;background:#fff;color:var(--ink);max-height:95svh;overflow:auto}.video-dialog::backdrop{background:#00233edb}.video-dialog-bar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:15px}.video-dialog h2{font-size:16px;line-height:1.6}.video-dialog button{border:0;background:#e5f5fb;color:var(--ocean-dark);font-size:28px;min-width:44px;height:44px;cursor:pointer}.video-dialog iframe{width:100%;aspect-ratio:16/9;border:0;display:block}.video-dialog>a{display:inline-block;color:var(--ocean);margin-top:15px;text-decoration:underline}.privacy-banner{position:fixed;bottom:16px;left:16px;right:16px;max-width:640px;background:white;padding:20px;box-shadow:0 3px 30px #002d4b33;border:1px solid #b4d9e8;z-index:200}.privacy-banner p{font-size:13px}.privacy-banner button{margin:12px 10px 0 0;padding:8px 16px;background:var(--ocean);color:#fff;border:0;cursor:pointer}
@media(min-width:1100px){.hero-title .line>span{white-space:nowrap}}
@media(min-width:769px) and (max-width:900px){.hero-inner{grid-template-columns:1.1fr 1fr}.hero-portrait{width:100%;margin:0}.global-nav{background:white}.global-nav a{font-size:18px}}
@media(max-width:1000px){.global-nav{gap:12px}.global-nav a{font-size:12px}.hero{min-height:680px}.hero-title{font-size:6vw}.hero-sub{font-size:14px}.hero-person{font-size:24px}.hero-person strong{font-size:32px}.video-rail{grid-auto-columns:calc((100% - 24px)/2)}}
@media(max-width:768px){.site-header,.site-header.is-scrolled{padding:12px 5vw}.brand-ja{font-size:21px}.global-nav{background:#fff}.global-nav a{color:var(--ink);font-size:17px}.global-nav .nav-cta{color:#fff}.hero{height:auto;max-height:none;min-height:920px;justify-content:flex-start}.hero-inner{display:block;width:90%;padding-top:95px}.hero-copy{padding:20px 0 0;position:relative}.hero-title{font-size:clamp(38px,9.3vw,66px);line-height:1.23}.hero-eyebrow{font-size:10px;margin-bottom:18px;letter-spacing:.12em}.hero-person{margin-top:15px;font-size:22px}.hero-person strong{font-size:29px}.hero-sub{font-size:13px;margin-top:13px}.hero-actions{margin-top:20px;gap:10px}.btn{font-size:12px;padding:12px 19px}.hero-portrait{height:420px;width:80%;margin:10px -3% 0 auto;max-height:none}.hero-portrait img{height:100%;max-width:100%;max-height:none}.sun-disc{width:115%;bottom:0}.hero-news{bottom:18px;right:5vw;width:280px}.hero-news-body p{font-size:11px}.scroll-cue{display:none}.hero-watermark{bottom:4%;font-size:26vw}.channel-section{padding:45px 0 45px;background:linear-gradient(var(--ocean) 0 280px,#fff 280px)}.channel-heading-row{display:block;margin-bottom:25px}.channel-heading-row p:not(.channel-kicker){font-size:12px}.channel-all{display:inline-block;margin-top:20px;padding:8px 14px}.video-rail{grid-auto-columns:84%;gap:16px}.video-card h3{font-size:15px}.section{padding:65px 0}.section-head{margin-bottom:30px}.section-title{font-size:28px}.policy-card{padding:25px}.join-cards{grid-template-columns:1fr}.message-grid{gap:30px}.video-dialog{padding:14px}.video-toolbar{margin-bottom:12px}}
@media(prefers-reduced-motion:reduce){.sunrise,.ray,.wave{animation:none!important}.video-thumb img{transition:none}.video-rail{scroll-behavior:auto}}