:root{--ink:#183b3b;--ink-2:#244e4a;--paper:#f1f1f3;--cream:#ebf4f7;--mint:#e6f1dd;--light:#f8f9fb;--accent:#ea8664;--accent-dark:#cf6b4a;--muted:#617270;--border:rgba(28,62,61,.17);--serif:Georgia,'Times New Roman',serif;--sans:'Hiragino Kaku Gothic ProN','Hiragino Sans','Yu Gothic','Noto Sans JP',system-ui,-apple-system,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.container{width:min(1160px,calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;transform:translateY(-150%);background:#fff;padding:12px;z-index:99}.skip-link:focus{transform:translateY(0)}.announcement{background:var(--ink);color:#eaf2e5;text-align:center;font-size:11px;letter-spacing:.09em;padding:8px 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solid rgba(27,70,66,.18);border-radius:50%;z-index:-1}.ring-one{width:420px;height:350px;top:8%;left:5%;transform:rotate(-20deg)}.ring-two{width:360px;height:420px;top:8%;left:12%;transform:rotate(24deg)}.art-card{position:absolute;background:var(--paper);border:1px solid var(--border);box-shadow:0 22px 60px rgba(22,61,55,.11);border-radius:16px}.art-card-main{width:73%;height:67%;left:13%;top:19%;padding:27px 31px;transform:rotate(-4deg)}.art-card-label,.art-footer,.art-tag{font-family:var(--sans);font-size:10px;letter-spacing:.18em;font-weight:850}.hello-word{font-family:var(--serif);font-style:italic;font-size:clamp(58px,8vw,105px);letter-spacing:-.07em;line-height:1.4}.hello-dot{color:var(--accent)}.art-wave{border-left:3px solid var(--accent);padding:8px 0 8px 16px;color:#53726f;font-size:13px;line-height:1.8;margin:0 0 27px 6px}.art-wave 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.kicker{color:#f2b095}.program-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.program-card{min-height:340px;border-radius:9px;background:#244947;border:1px solid rgba(255,255,255,.14);padding:23px;display:flex;flex-direction:column;transition:transform .2s}.program-card:hover{transform:translateY(-4px)}.featured-program{background:#dce9d8;color:var(--ink)}.program-no{font-family:var(--serif);font-size:36px;color:#a2bcb3;line-height:1}.featured-program .program-no{color:#719a83}.program-tag{font-size:9px;font-weight:800;letter-spacing:.14em;margin-top:39px;color:#d6b6a5}.featured-program .program-tag{color:#536d62}.program-card h3{font-size:20px;line-height:1.5;margin:9px 0 10px}.program-card p{color:#d6e3db;margin:0}.featured-program p{color:#526d64}.program-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.22);padding-top:14px;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:11px}.featured-program 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p{font-size:12px;color:var(--muted);line-height:2;margin:0 0 22px}.contact-section{background:#dfeef1;padding:100px 0}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}.contact-copy h2{font-size:clamp(35px,4.2vw,56px);line-height:1.4}.contact-copy p{color:#42645b;font-size:13px}.contact-decor{font-family:var(--serif);font-style:italic;font-size:100px;letter-spacing:-.09em;color:#91b1a0;margin-top:70px;line-height:1}.contact-decor span{font-family:var(--sans);font-size:60px;color:var(--accent)}.contact-panel{background:#fbfcfd;border-radius:12px;padding:37px;box-shadow:0 12px 35px rgba(32,60,55,.07)}.contact-panel-label{font-size:10px;letter-spacing:.14em;font-weight:800;color:var(--accent-dark)}.contact-panel h3{font-size:22px;margin:10px 0 4px}.contact-instruction{font-size:12px;color:var(--muted);margin-bottom:20px}.contact-form{display:grid;gap:13px}.contact-form label{display:grid;gap:5px;font-size:11px;font-weight:800}.contact-form 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auto}.art-card-main{height:67%;top:14%;left:15%;padding:22px 27px}.hello-word{font-size:70px}.art-wave{font-size:11px}.art-wave strong{font-size:14px}.art-card-float{right:0;bottom:12%}.art-tag{bottom:7%}.trust-inner{grid-template-columns:repeat(2,1fr)}.trust-inner>div{padding:18px 12px!important;border-bottom:1px solid var(--border)}.trust-inner>div:nth-child(2){border-right:0}.trust-inner>div:nth-child(n+3){border-bottom:0}.trust-inner strong{font-size:15px}.section{padding:68px 0}.section-heading{display:block;margin-bottom:29px}.section-heading>p{margin-top:14px}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:auto;padding:22px}.feature-illustration{height:105px}.program-grid{grid-template-columns:1fr 1fr;gap:10px}.program-card{padding:16px;min-height:305px}.program-card h3{font-size:16px}.program-card p{font-size:11px}.program-tag{font-size:8px}.program-bottom{font-size:10px}.steps-layout,.pricing-layout,.contact-layout,.faq-layout{grid-template-columns:1fr;gap:35px}.price-card{padding:27px}.price-amount strong{font-size:56px}.location-grid{grid-template-columns:1fr}.location-card{min-height:205px}.contact-section{padding:70px 0}.contact-decor{display:none}.contact-panel{padding:25px}.footer-top{grid-template-columns:1fr 1fr;gap:25px}.footer-top .brand{grid-column:1/-1}.footer-bottom{flex-direction:column;align-items:start}.mobile-sticky-cta{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:60;background:var(--accent);padding:15px 24px;justify-content:center;align-items:center;gap:20px;font-size:13px;font-weight:850;box-shadow:0 -8px 30px rgba(0,0,0,.12)}body{padding-bottom:49px}}@media(max-width:420px){.announcement{font-size:9px}.brand-words{font-size:15px}.brand-mark{width:35px;height:35px;font-size:23px}.header-actions{gap:5px}.hero-art{min-height:325px}.hello-word{font-size:61px}.art-card-main{padding:18px 20px}.art-card-float{padding:10px;font-size:9px}.float-icon{font-size:29px}.program-grid{grid-template-columns:1fr}.program-card{min-height:235px}.program-tag{margin-top:15px}.location-content{padding:16px}.location-content h3{font-size:18px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{animation:none}*{transition:none!important}}

.line-external{background:#06c755;color:#103828;margin-top:12px;display:flex}.line-external[hidden]{display:none!important}

/* V2: official school identity, clearer fees and direct conversion paths */
.brand-image{display:block;width:55px;height:55px;object-fit:contain;flex-shrink:0;border-radius:50%;background:white}
.brand-footer .brand-image{background:white}
.brand-showcase .logo-stage{position:absolute;inset:7% 11%;z-index:2;display:grid;place-items:center;border-radius:27px;background:#fff;box-shadow:0 28px 70px rgba(23,59,59,.16);transform:rotate(-2deg);overflow:hidden}
.brand-showcase .logo-stage img{display:block;width:95%;height:95%;object-fit:contain;transform:rotate(2deg)}
.brand-showcase .art-card-float{z-index:3;right:-2%;bottom:8%;transform:rotate(5deg)}
.brand-showcase .art-tag{z-index:4;bottom:1%}
.pricing-layout{grid-template-columns:.63fr 1.37fr;gap:48px}
.pricing-intro p{max-width:340px}
.pricing-aside{font-size:11px;color:var(--muted);margin-top:20px}
.price-offers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.price-offers .price-card{padding:24px 22px;display:flex;flex-direction:column;min-width:0}
.price-offers .price-heading{gap:6px;flex-wrap:wrap;font-size:14px}
.price-offers .price-amount{margin-top:19px;gap:6px;flex-wrap:wrap}
.price-offers .price-amount strong{font-size:clamp(37px,3.7vw,49px);letter-spacing:-.07em}
.price-offers .price-amount small{font-size:12px}
.price-card .pre-tax{font-size:11px;color:var(--muted);margin:3px 0 0}
.price-offers .price-card ul{margin-bottom:24px}
.price-offers .price-card li{font-size:11px;line-height:1.8;margin:7px 0}
.price-offers .price-card .text-arrow{margin-top:auto;font-size:11px;padding:12px 13px;gap:6px}
.private-price{background:#edf4f0}
.joining-fee{margin-top:13px;background:#e5eef0;border:1px solid var(--border);border-radius:9px;display:flex;justify-content:space-between;gap:10px;align-items:center;flex-wrap:wrap;padding:16px 21px;font-size:13px;font-weight:750}
.joining-fee strong{font-size:22px;white-space:nowrap}.joining-fee strong small{font-size:10px;font-weight:600}
.joining-note{font-size:10px;font-weight:400;color:var(--muted)}
.contact-divider{position:relative;border-top:1px solid var(--border);text-align:center;margin:23px 0 22px;height:0}
.contact-divider span{background:#fbfcfd;position:relative;top:-12px;padding:0 14px;font-size:11px;color:var(--muted)}
.contact-panel .button-wide{justify-content:space-between}
.line-external{background:#06c755;color:#103828;margin-top:0;display:flex}
.line-external:hover{background:#16d46a}
.line-qr-block{display:flex;align-items:center;gap:16px;margin:21px 0 15px;padding:14px;background:#f1f7f8;border-radius:9px}
.line-qr-block>a{flex:0 0 134px;display:block;line-height:0}
.line-qr-block img{width:134px;height:134px;object-fit:contain;display:block}
.line-qr-block p{font-size:11px;line-height:1.8;color:#4d635d;margin:0}.line-qr-block small{color:#71817b}
.instagram-link{display:inline-flex;align-items:center;gap:8px;font-weight:750;font-size:12px;text-decoration:underline;text-underline-offset:4px}
.contact-panel>.instagram-link{padding:10px 0 0}
.footer-links .instagram-link{text-decoration:none;font-size:11px}
@media(max-width:1040px){.pricing-layout{grid-template-columns:1fr;gap:25px}.pricing-intro p{max-width:640px}.price-offers .price-amount strong{font-size:clamp(38px,5vw,55px)}}
@media(max-width:760px){.brand-image{width:48px;height:48px}.brand-showcase .logo-stage{inset:8% 10%}.brand-showcase .art-card-float{bottom:5%;right:0}.price-offers{grid-template-columns:1fr 1fr}.line-qr-block{gap:13px}.line-qr-block>a{flex-basis:115px}.line-qr-block img{width:115px;height:115px}}
@media(max-width:520px){.price-offers{grid-template-columns:1fr}.price-offers .price-card{padding:23px 24px}.price-offers .price-amount strong{font-size:54px}.price-offers .price-card ul{margin-bottom:24px}.line-qr-block{flex-wrap:wrap}.line-qr-block p{flex:1;min-width:140px}.brand-words{font-size:16px}.brand-words small{font-size:7px}}
@media(min-width:761px){.line-qr-block>a{flex-basis:156px}.line-qr-block img{width:156px;height:156px}}

/* V4 — refined, logo-inspired premium identity.
   Editorial rhythm, restraint, and cool slate/blue tones drawn from the owl logo. */
:root {
  --ink: #252626;
  --ink-2: #394347;
  --paper: #f3f5f6;
  --cream: #eaf1f5;
  --mint: #e6f2e9;
  --light: #fafbfb;
  --accent: #197da8;
  --accent-dark: #12648b;
  --muted: #626d72;
  --border: rgba(40, 58, 65, .13);
}
body { background: var(--paper); color:var(--ink); letter-spacing:.004em; }
::selection { background:#bde2ef; color:#20282b; }
.container { width:min(1160px,calc(100% - 52px)); }
.announcement { background:#262626; color:#f4f5f4; letter-spacing:.12em; padding:9px 12px; }
.announcement-dot { background:#c4d852; box-shadow:0 0 0 3px rgba(196,216,82,.12); }
.site-header { background:rgba(247,248,249,.96); border-bottom:1px solid rgba(37,48,53,.10); box-shadow:0 3px 18px rgba(35,48,55,.025); }
.header-inner {height:84px}
.brand { gap:13px; }
.brand-image { width:58px;height:58px;background:#fff;border:1px solid rgba(41,45,48,.05);box-shadow:0 2px 9px rgba(31,49,57,.04); }
.brand-words { font-size:18px; letter-spacing:.005em; line-height:1.04; }
.brand-words strong { letter-spacing:.005em; }
.brand-words small { font-size:8px;letter-spacing:.2em;color:#778087; }
.desktop-nav { gap:30px; font-size:12px; font-weight:650; }
.header-actions {gap:20px}
.button { border-radius:6px; min-height:54px; padding:17px 24px; font-size:12px; letter-spacing:.02em; transition:background .18s,border-color .18s,box-shadow .18s,transform .18s; }
.button:hover { transform:translateY(-1px); box-shadow:0 9px 24px rgba(32,58,70,.11); }
.button-dark {background:#252a2c;color:white}
.button-dark:hover {background:#414a4e}
.button-primary { background:#16769e; color:#fff; }
.button-primary:hover { background:#105c7e;color:#fff; }
.button:focus-visible,.mobile-sticky-cta:focus-visible { outline-color:#0b678e; }
.underlined-link { border-bottom-color:rgba(31,54,65,.40);font-size:12px; }
.eyebrow,.kicker { letter-spacing:.20em;font-size:10px;font-weight:850; }
.kicker {color:#176b91}
.mini-line { background:#268aad;height:1px;width:30px; }
.hero { position:relative;background:linear-gradient(120deg,#f8f9fa 0%,#f3f6f7 52%,#e9f1f5 100%);padding:84px 0 98px; }
.hero:after {content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:rgba(38,51,58,.08)}
.hero-grid { gap:56px; min-height:520px; }
.hero h1 { font-size:clamp(43px,5.15vw,70px);line-height:1.38; letter-spacing:-.055em;font-weight:820; }
.hero h1 em,.steps-layout h2 em {color:#1477a1}
.period {color:#4fbbd5}
.hero-lead { font-size:14px; color:#4e5b60; line-height:2.35; }
.hero-note {color:#6d787c;margin-top:38px;}
.note-icon {color:#168cb9}
.hero-art { min-height:475px; }
.hero-art:before {inset:15px 2px 18px 30px;transform:none;border-radius:50%;background:#e5edf1;}
.art-sun {background:#d5e8ec;width:110px;height:110px;top:4%;right:2%;}
.art-ring {border-color:rgba(57,115,135,.11)}
.brand-showcase .logo-stage {inset:5% 10%;border-radius:22px;background:#fff;transform:rotate(-1.5deg);box-shadow:0 32px 80px rgba(49,67,74,.12),0 4px 17px rgba(49,67,74,.055);border:1px solid rgba(35,50,57,.05); }
.brand-showcase .logo-stage img {width:91%;height:91%;transform:rotate(1.5deg)}
.brand-showcase .art-card-float {padding:15px 19px;right:-1%;bottom:8%;transform:rotate(3deg);background:#fcfdfd;box-shadow:0 9px 35px rgba(45,69,79,.09);font-size:10px;color:#526068}
.float-icon {color:#1682ad;font-size:31px}
.art-tag {color:#6d7b80;letter-spacing:.22em}
.trust-bar {background:#e9eef0;border-top:0;border-bottom:1px solid #d5dfe3}
.trust-inner>div {padding:24px 27px}
.trust-inner strong {font-size:17px;letter-spacing:.005em}
.trust-inner span {font-size:11px;color:#737c80}
.section {padding:112px 0}
.section-heading {margin-bottom:43px}
.section-heading h2,.steps-layout h2,.pricing-layout h2,.faq-layout h2,.contact-layout h2 {font-weight:780;line-height:1.47}
.section-heading>p {color:#59656a}
.section-approach {background:#f8f9f9}
.feature-grid {gap:19px}
.feature-card {background:#fff;border:1px solid #e1e7e9;border-radius:13px;box-shadow:0 8px 30px rgba(40,52,58,.035);padding:29px 30px 32px;min-height:337px;transition:box-shadow .2s,transform .2s;}
.feature-card:hover {transform:translateY(-3px);box-shadow:0 14px 36px rgba(40,52,58,.075)}
.feature-number {letter-spacing:.18em;color:#7b878e}
.feature-card h3 {font-weight:780}
.feature-card p {color:#626d72}
.illustration-speak span {background:#dfedf3;color:#244a5c}
.illustration-speak span+span {background:#f3e3e4;color:#754b58}
.illustration-people span {color:#a1b9c7}
.illustration-people span:nth-child(2) {color:#2c96bb}
.illustration-progress span {background:#e5f0f6;color:#1e708f}
.illustration-progress span+span {background:#e9f1db;color:#6e8b39}
.section-programs {background:#282c2e;color:#f8f9fa;}
.section-programs .kicker {color:#a6d7e9}
.section-heading-light>p {color:#c5cfd2}
.program-grid {gap:15px}
.program-card {background:#353c3f;border:1px solid rgba(255,255,255,.1);padding:27px 25px;border-radius:12px;min-height:346px;}
.program-card:hover {transform:translateY(-3px);background:#3b4549}
.program-card.featured-program {background:#e5f1f5;color:#232e33;border-color:#e5f1f5}
.program-no {color:#91b0bf;font-size:33px}
.featured-program .program-no {color:#579bb6}
.program-tag {color:#a7d9e9;letter-spacing:.15em}
.featured-program .program-tag {color:#38748c}
.program-card p {color:#cedadc}
.featured-program p {color:#54656d}
.program-bottom {border-top-color:rgba(255,255,255,.18)}
.steps-section {background:#eaf1f5}
.steps-layout .muted-copy {color:#5c6a72}
.step {border-bottom-color:rgba(40,57,65,.13)}
.pricing-section {background:#f8f9fa}
.pricing-layout {gap:55px}
.price-offers {gap:17px}
.price-offers .price-card {background:#fff;border:1px solid #dee7ea;border-radius:13px;box-shadow:0 13px 35px rgba(32,51,63,.05);padding:28px 25px;}
.price-offers .price-card.private-price {background:#f0f6f8;border-color:#d8e6eb}
.price-pill {background:#e8f2f5;color:#426b7a;font-weight:750;font-size:10px;}
.price-amount strong {color:#252a2c}
.price-card .pre-tax {color:#79858a}
.price-card .text-arrow {border-radius:5px;background:#262d31;color:white}
.price-card .text-arrow:hover {background:#176c92;color:white}
.joining-fee {background:#eaf1f4;border-color:#d8e3e8;border-radius:9px}
.locations-section {background:#eaf0f3}
.location-grid {gap:21px}
.location-card {background:#fff;border:1px solid #dee6e9;border-radius:13px;box-shadow:0 9px 22px rgba(29,53,64,.035)}
.location-art-kitahama {background:#d4e6eb}
.location-art-minami {background:#dde6db}
.location-tag {color:#2a7d99}
.faq-section {background:#f8f9fa}
.faq-list summary {padding:21px 0}
.faq-list summary span {color:#1879a1}
.contact-section {background:#e0edf2;padding:108px 0}
.contact-copy p {color:#556a74}
.contact-decor {color:#a2c2d1}
.contact-decor span {color:#258eb9}
.contact-panel {background:#fff;box-shadow:0 18px 50px rgba(31,59,72,.09);border:1px solid rgba(45,71,81,.07);border-radius:15px;padding:41px}
.contact-panel-label {color:#287c9f;letter-spacing:.15em}
.contact-divider span {background:#fff}
.line-qr-block {background:#f1f7f8}
.instagram-link {text-decoration-thickness:1px;text-underline-offset:5px}
.site-footer {background:#272a2c}
.footer-top p,.footer-bottom {color:#c0cace}
.brand-footer .brand-words small {color:#c0cace}
.mobile-sticky-cta {background:#176f95;color:#fff}
@media(max-width:1040px){.hero-grid{gap:30px}.desktop-nav{gap:17px}}
@media(max-width:760px){
 .container{width:min(100% - 36px,570px)}
 .header-inner{height:68px}
 .brand-image{width:47px;height:47px}
 .hero{padding:47px 0 58px}
 .hero-grid{gap:22px}
 .hero h1{font-size:clamp(39px,10vw,52px)}
 .hero-art{min-height:362px}
 .brand-showcase .logo-stage{inset:6% 10%;border-radius:19px}
 .section{padding:76px 0}
 .feature-card{min-height:auto;padding:25px}
 .program-card{padding:19px}
 .contact-section{padding:78px 0}
 .contact-panel{padding:27px}
 .mobile-sticky-cta{padding:16px 20px}
}
@media(max-width:420px){.hero-art{min-height:323px}.hero h1{font-size:clamp(37px,10vw,44px)}}