@charset "UTF-8";
:root{--navy:#0c1b2c;--ink:#122c43;--blue:#21546e;--cyan:#00bfd8;--pale:#e5eff3;--stone:#efede8;--orange:#bd4d15;--line:#bfced7;--muted:#516579;--white:#fff;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:#fafaf8;font:16px/1.85 'Noto Sans JP','Yu Gothic','Meiryo',sans-serif;letter-spacing:.02em}a{color:inherit;text-underline-offset:5px}a:hover{color:#087086}img{max-width:100%;height:auto;display:block}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #00778b;outline-offset:5px}h1,h2,h3,p{margin:0 0 1em}h1,h2,h3{line-height:1.45;letter-spacing:.01em}h1{font-size:clamp(2rem,3.4vw,3.4rem);font-weight:800}h2{font-size:clamp(1.7rem,2.5vw,2.55rem)}h3{font-size:1.25rem}p:last-child{margin-bottom:0}.wrap{max-width:var(--max);margin:auto;padding:0 30px}.skip{position:fixed;left:1rem;top:-100px;background:white;padding:12px;z-index:200}.skip:focus{top:1rem}.site-header{position:sticky;top:0;background:var(--navy);color:white;z-index:50;border-bottom:1px solid #426071}.header-inner{display:flex;align-items:center;gap:28px;max-width:1440px;margin:auto;padding:14px 28px}.brand{flex:none;text-decoration:none}.brand img{width:174px;border:1px solid #526474;border-radius:8px}.brand small{display:block;font-size:12px;text-align:center;letter-spacing:.14em;color:#cfe7ef;margin-top:3px}.nav{display:flex;align-items:center;gap:23px;margin-left:auto}.nav a{font-size:14px;text-decoration:none;font-weight:700;white-space:nowrap}.nav a:hover,.nav a[aria-current=page]{color:var(--cyan)}.nav .button{font-size:14px;padding:10px 20px;color:white}.menu-button{display:none;border:1px solid #768e9e;background:none;color:white;padding:8px 12px;border-radius:4px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:48px;padding:13px 25px;background:var(--orange);border:1px solid var(--orange);color:white;text-decoration:none;font-weight:700;border-radius:4px;cursor:pointer;line-height:1.6;transition:background .18s}.button:after{content:'→';font-weight:400}.button:hover{background:#963b10;color:white}.button.secondary{background:transparent;color:var(--ink);border-color:var(--ink)}.button.secondary:hover{background:#d9e6ec}.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:28px}.text-link{font-weight:700;font-size:15px}.eyebrow{font-size:13px;font-weight:700;letter-spacing:.13em;color:#235c76;margin-bottom:14px}.hero{background:var(--pale);position:relative;overflow:hidden}.hero:before,.blueprint:before{content:'';position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(#3184a314 1px,transparent 1px),linear-gradient(90deg,#3184a314 1px,transparent 1px),linear-gradient(#3184a30d 1px,transparent 1px),linear-gradient(90deg,#3184a30d 1px,transparent 1px);background-size:100px 100px,100px 100px,20px 20px,20px 20px;mask-image:linear-gradient(90deg,#000,transparent 75%)}.hero-inner{display:grid;grid-template-columns:1.02fr 1fr;min-height:530px;position:relative;max-width:1440px;margin:auto}.hero-copy{padding:78px 24px 64px max(30px,calc((100vw - 1180px)/2 + 30px));align-self:center;z-index:1}.hero h1{margin-bottom:23px}.hero h1 .headline-intro{display:block;font-size:clamp(1.4rem,2.05vw,2.05rem);margin-bottom:10px;white-space:nowrap}.hero h1 .headline-main{display:block;font-size:clamp(2.15rem,3.5vw,3.45rem);white-space:nowrap}.hero-copy>p:not(.eyebrow){max-width:35em}.hero-photo{position:relative;min-width:0}.hero-photo img{height:100%;width:100%;object-fit:cover;object-position:center}.hero-photo:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,var(--pale),transparent 18%)}.hero .caption{position:absolute;bottom:10px;right:14px;background:#ffffffdf;padding:2px 10px;font-size:12px;color:#415366;z-index:2}.facts{background:var(--stone);border-bottom:1px solid #deddd6}.facts .wrap{display:grid;grid-template-columns:repeat(3,1fr);padding-top:24px;padding-bottom:24px;gap:25px}.fact{border-right:1px solid #bdc6ca;padding-right:20px;display:flex;gap:17px;align-items:center}.fact:last-child{border:0}.fact .num{font:400 30px/1 Georgia,serif;color:#31627a}.fact strong{display:block}.fact small{font-size:13px;color:var(--muted)}.section{padding:76px 0}.stone{background:var(--stone)}.pale{background:var(--pale)}.blueprint{position:relative;background:var(--navy);color:white;overflow:hidden}.blueprint:before{background-image:linear-gradient(#22caed18 1px,transparent 1px),linear-gradient(90deg,#22caed18 1px,transparent 1px);background-size:32px 32px;mask-image:none}.blueprint .wrap{position:relative}.blueprint .eyebrow{color:#7ed8e8}.blueprint .muted{color:#ccdae5}.section-heading{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;margin-bottom:30px}.section-heading h2{margin:0}.section-heading p{max-width:420px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{min-width:0}.card img{width:100%;aspect-ratio:16/10;object-fit:cover;margin-bottom:20px}.card h3{margin-bottom:10px}.card p{color:var(--muted);font-size:15px}.card .text-link{display:inline-block;margin-top:16px}.card a.image-link{display:block;overflow:hidden}.card a.image-link img{transition:transform .3s}.card a.image-link:hover img{transform:scale(1.025)}.sheet{background:white;color:var(--ink);padding:18px}.sheet img{object-fit:contain;background:white;aspect-ratio:4/3}.sheet h3{margin:18px 0 8px}.sheet p{font-size:14px;color:var(--muted)}.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}.split>img{width:100%;aspect-ratio:4/3;object-fit:cover}.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step;margin:30px 0 0;padding:0;list-style:none}.steps li{counter-increment:step;background:white;padding:24px;color:var(--ink);border-top:3px solid #286581}.steps li:before{content:'0' counter(step);font:italic 30px/1 Georgia,serif;display:block;margin-bottom:18px;color:#27627b}.steps h3{font-size:17px}.steps p{font-size:14px;color:var(--muted)}.courses .card{background:white;padding:28px;border-top:3px solid var(--blue)}.price{font-size:1.8rem!important;font-weight:800;color:var(--ink)!important;line-height:1.4;margin:16px 0}.price small{font-size:14px;font-weight:400}.tag{font-size:12px;background:#e0edf1;padding:3px 9px;display:inline-block;color:#264a62;font-weight:700;margin-bottom:10px}.cta{padding:58px 0;background:#245770;color:white;position:relative}.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:32px}.cta h2{font-size:clamp(1.5rem,2.4vw,2.2rem);margin-bottom:12px}.cta p{color:#e0edf2}.cta .button{flex:none}.site-footer{background:var(--navy);color:#d6e2e9;padding:48px 0 22px}.footer-top{display:grid;grid-template-columns:1fr 1.5fr;gap:60px}.footer-logo{width:165px;margin-bottom:18px}.site-footer p{font-size:14px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 24px;align-content:start}.footer-links a{font-size:14px;text-decoration:none}.footer-bottom{margin-top:35px;padding-top:18px;border-top:1px solid #314859;display:flex;justify-content:space-between;font-size:12px}.mobile-actions{display:none}.page-hero{padding:50px 0 56px;position:relative;overflow:hidden;background:var(--pale)}.page-hero .wrap{position:relative}.page-hero h1{margin-bottom:14px}.page-hero p{max-width:700px}.page-hero:before{content:'';position:absolute;inset:0;background-image:linear-gradient(90deg,transparent,#ffffff99),linear-gradient(#246b8815 1px,transparent 1px),linear-gradient(90deg,#246b8815 1px,transparent 1px);background-size:100% 100%,30px 30px,30px 30px}.breadcrumb{padding:16px 0;border-bottom:1px solid #ccd6db;background:#f6f8f8;font-size:13px}.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0}.breadcrumb li+li:before{content:'/';margin-right:10px;color:#6f7e87}.lead{font-size:18px;max-width:750px}.muted{color:var(--muted)}.note{font-size:14px;color:var(--muted);margin-top:18px}.panel{padding:32px;background:white;border:1px solid #d0dce2}.panel h2{font-size:1.7rem}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;background:white}th,td{text-align:left;padding:19px;border-bottom:1px solid #c5d4de;vertical-align:top}th{background:#e0ebf0;font-size:14px}td{font-size:15px}.comparison{min-width:680px}.comparison th:first-child{width:17%}.data-table th{width:25%;min-width:120px}.anchor-nav{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:36px}.anchor-nav a{border:1px solid #9ab3c1;border-radius:3px;text-decoration:none;padding:8px 16px;background:#fff;font-size:14px}.course-row{padding:38px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:300px 1fr;gap:40px}.course-row:first-child{padding-top:0}.course-row img{width:100%;aspect-ratio:4/3;object-fit:cover}.course-row ul{padding-left:22px}.teacher-card{display:grid;grid-template-columns:220px 1fr;gap:35px;padding:35px;background:white;margin-top:24px;border-top:2px solid #5593a9}.teacher-card img{width:100%;aspect-ratio:1;object-fit:cover}.teacher-card h3{font-size:1.6rem;margin-bottom:16px}.teacher-card h4{margin:18px 0 8px;color:#21546e}.teacher-card p{font-size:15px}.faq{max-width:900px;margin:auto}.faq details{border-bottom:1px solid #b5c8d1;background:#fff;margin-bottom:12px;padding:0 26px}.faq summary{font-weight:700;padding:22px 36px 22px 0;cursor:pointer;position:relative;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'＋';position:absolute;right:0;color:#285c73}.faq details[open] summary:after{content:'−'}.faq details>div{padding:0 0 24px;color:var(--muted)}.contact-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(250px,1fr);gap:40px}.contact-grid aside .panel{margin-bottom:22px}.phone{display:block;font-size:clamp(1.4rem,2.4vw,1.85rem);font-weight:800;text-decoration:none;margin:10px 0}.form{background:white;padding:35px;border:1px solid #b9ccd7}.field{margin-bottom:23px}.field label,.field legend{font-weight:700;display:block;margin-bottom:8px}.required{font-size:12px;background:#f4e5dc;color:#96390d;padding:2px 6px;margin-left:8px;font-weight:400}.field input:not([type=checkbox]),.field select,.field textarea{width:100%;padding:13px 14px;border:1px solid #8ba3b1;border-radius:3px;background:#fafcfd;color:var(--ink);min-height:50px}.field textarea{resize:vertical}.field input:focus,.field textarea:focus{border-color:#087f99}.form fieldset{border:0;padding:0;margin:0}.checkbox{display:flex;gap:12px;align-items:flex-start;font-size:14px}.checkbox input{width:20px;height:20px;flex:none;margin-top:3px}.form-status{background:#eef5f8;padding:16px;margin:20px 0;white-space:pre-line}.form-status.error{background:#fff0e9;border-left:4px solid #b74317}.form-status:empty{display:none}.review{background:#f1f5f7;padding:24px;margin:20px 0}.review dl{display:grid;grid-template-columns:130px 1fr;gap:12px;font-size:15px}.review dt{font-weight:700}.review dd{margin:0;overflow-wrap:anywhere;white-space:pre-wrap}.trap{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.form button:disabled{opacity:.6;cursor:wait}.filterbar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 30px}.filterbar button{padding:9px 16px;border:1px solid #98b1bf;background:white;color:var(--ink);cursor:pointer;border-radius:3px}.filterbar button[aria-pressed=true]{background:var(--ink);color:white}.blog-card{background:white;border:1px solid #cbd7dd;padding-bottom:24px}.blog-card>div{padding:0 22px}.blog-card img{aspect-ratio:16/9}.blog-card time{font-size:13px;color:var(--muted)}.blog-card h3{font-size:18px;margin-top:10px}.blog-card h3 a{text-decoration:none}.article{max-width:820px;margin:auto;font-size:17px;overflow-wrap:anywhere}.article h2{font-size:1.65rem;margin-top:2.4em;padding-bottom:12px;border-bottom:2px solid #5b8fa4}.article h3{margin-top:1.8em}.article p{margin:1.2em 0}.article img{max-height:550px;object-fit:contain;margin:25px auto}.article table{display:block;overflow-x:auto}.article li{margin-bottom:8px}.article a{color:#006078}.article figure{margin:20px 0}.article .note,.article small{font-size:14px}.article-meta{font-size:14px;color:var(--muted);margin-top:20px}.empty{padding:35px}.map-panel{background:#dce9ed;padding:36px;border:1px solid #a4bdc9}.map-panel strong{font-size:1.4rem;display:block;margin-bottom:15px}[hidden]{display:none!important}.narrow{max-width:850px}.notice{border-left:4px solid var(--blue);background:#dbeaf0;padding:20px 25px;margin:24px 0}.success-check{font-size:3rem;color:#167757}.no-js{padding:16px;background:#fff3d2}
@media(min-width:1500px){.hero-copy{padding-left:90px}}@media(max-width:1180px){.nav{gap:15px}.nav a{font-size:13px}.header-inner{gap:18px;padding:12px 20px}.brand img{width:145px}.hero-copy{padding-left:30px}.hero h1 .headline-main{font-size:3vw}.hero h1 .headline-intro{font-size:1.8vw}}
@media(max-width:950px){.header-inner{justify-content:space-between}.menu-button{display:block}.nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy);padding:20px 30px;border-top:1px solid #3b5669;max-height:75vh;overflow:auto}.nav.open{display:flex;flex-direction:column;align-items:stretch;gap:0}.nav a{font-size:16px;padding:12px}.nav .button{margin-top:10px}.hero-inner{min-height:460px}.hero-copy{padding:48px 22px 48px 30px}.hero h1 .headline-intro{font-size:1.35rem;white-space:normal}.hero h1 .headline-main{font-size:2.3rem;white-space:normal}.hero .actions{gap:16px}.hero .button{padding:13px 18px}.facts .wrap{gap:16px}.fact{gap:10px}.fact small{display:none}.fact strong{font-size:14px}.section-heading{align-items:start;flex-direction:column;gap:15px}.section-heading p{max-width:none}.steps{grid-template-columns:repeat(2,minmax(0,1fr))}.split{gap:30px}.course-row{grid-template-columns:230px 1fr}.footer-links{grid-template-columns:repeat(2,1fr)}.contact-grid{grid-template-columns:minmax(0,1fr)}.contact-grid aside{display:grid;grid-template-columns:1fr 1fr;gap:20px}.cta .wrap{align-items:start;flex-direction:column}}
@media(max-width:650px){body{font-size:16px}.wrap{padding:0 22px}.site-header{position:sticky}.brand img{width:135px}.brand small{font-size:11px}.header-inner{padding:10px 18px}.hero-inner{display:flex;flex-direction:column}.hero-copy{padding:42px 22px 30px}.hero .eyebrow{font-size:12px}.hero h1 .headline-intro{font-size:clamp(1.12rem,4.8vw,1.65rem);white-space:nowrap}.hero h1 .headline-main{font-size:clamp(2rem,8vw,2.8rem);white-space:nowrap}.hero-copy>p{font-size:15px}.hero-photo{height:250px}.hero-photo:after{background:linear-gradient(180deg,var(--pale),transparent 25%)}.hero-photo img{object-position:50% 40%}.hero .actions{gap:15px}.hero .button{font-size:14px}.hero .text-link{font-size:13px}.facts .wrap{grid-template-columns:1fr;padding:18px 22px;gap:12px}.fact{border:0;padding:0;gap:16px}.fact .num{font-size:22px;min-width:25px}.fact small{display:inline;font-size:12px;margin-left:10px}.section{padding:48px 0}.grid,.grid.two{grid-template-columns:1fr;gap:28px}.grid.courses{gap:16px}.split{grid-template-columns:1fr;gap:26px}.split>img{max-height:330px}.steps{gap:12px}.steps li{padding:18px 16px}.steps h3{font-size:16px}.steps p{font-size:13px}.courses .card{padding:24px}.cta{padding:42px 0}.footer-top{grid-template-columns:1fr;gap:32px}.site-footer{padding-bottom:100px}.footer-bottom{gap:12px;flex-direction:column}.mobile-actions{display:grid;grid-template-columns:1fr 1.6fr;position:fixed;bottom:0;left:0;right:0;z-index:45;box-shadow:0 -2px 12px #0002;padding-bottom:env(safe-area-inset-bottom);background:white}.mobile-actions a{padding:12px;text-align:center;background:white;text-decoration:none;font-size:14px;font-weight:700}.mobile-actions a:last-child{background:var(--orange);color:white}.page-hero{padding:34px 0 38px}.page-hero h1{font-size:2rem}.page-hero p{font-size:15px}.course-row{grid-template-columns:1fr;gap:24px;padding:30px 0}.course-row img{max-height:270px}.teacher-card{grid-template-columns:1fr;padding:24px;gap:20px}.teacher-card img{width:160px}.panel{padding:24px}.contact-grid aside{display:block}.form{padding:23px}.review{padding:16px}.review dl{grid-template-columns:1fr;gap:3px}.review dd{margin-bottom:12px}.data-table th{width:30%;min-width:94px}.data-table th,.data-table td{padding:14px 12px;font-size:14px}.faq details{padding:0 18px}.faq summary{font-size:15px}.article{font-size:16px}.article h2{font-size:1.4rem}.section-heading h2{font-size:1.75rem}.filterbar button{font-size:14px;padding:7px 12px}.map-panel{padding:25px}}
.hero-photo img{object-position:right center}.page-hero-art{position:absolute;inset:0 0 0 auto;width:46%;mask-image:linear-gradient(90deg,transparent,#000 45%);opacity:.6}.page-hero-art img{width:100%;height:100%;object-fit:cover}.page-hero .wrap h1,.page-hero .wrap>p{max-width:720px}.page-hero .wrap>p:last-child{max-width:620px}@media(max-width:650px){.hero-photo img{object-position:right center}.page-hero-art{width:65%;opacity:.14;mask-image:linear-gradient(90deg,transparent,#000)}.page-hero .wrap>p:last-child{max-width:100%}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{.site-header,.site-footer,.mobile-actions,.cta,.menu-button{display:none}.section{padding:22px 0}body{background:white;color:black}.blueprint{background:white;color:black}.hero-inner{min-height:auto}.hero-copy{padding:20px}.button{display:none}a{color:inherit}}

/* User-selected screenshot: show its photo area without altering source pixels. */
.hero-photo{aspect-ratio:206/175;overflow:hidden}.hero-photo img{position:absolute;right:0;top:0;height:100%;width:auto;max-width:none;object-fit:contain}.hero-photo:after{background:linear-gradient(90deg,var(--pale),transparent 10%)}@media(max-width:650px){.hero-photo{height:auto;width:100%;aspect-ratio:206/175}.hero-photo:after{background:linear-gradient(180deg,var(--pale),transparent 12%)}}