:root{
  --sun:#FFC93C;
  --sun-deep:#F5A623;
  --sky:#3EC6E0;
  --sky-deep:#1CA7C6;
  --coral:#FF6B6B;
  --coral-deep:#E8515A;
  --grass:#4CAF7D;
  --grape:#9B6BFF;
  --ink:#1E2A4A;
  --ink-soft:#3B4A6B;
  --cloud:#FFFDF7;
  --cloud-dim:#FFF7E8;
  --line:rgba(30,42,74,0.10);
  --radius-lg:32px;
  --radius-md:20px;
  --radius-sm:12px;
  --shadow-soft:0 12px 30px -12px rgba(30,42,74,0.25);
  --shadow-pop:0 18px 40px -14px rgba(255,107,107,0.35);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--cloud);
  color:var(--ink);
  font-family:'Nunito',sans-serif;
  overflow-x:hidden;
}
body.lang-ja{font-family:'Noto Sans JP',sans-serif;}
h1,h2,h3,h4,.display{font-family:'Fredoka',sans-serif;font-weight:600;margin:0;}
body.lang-ja h1, body.lang-ja h2, body.lang-ja h3, body.lang-ja h4, body.lang-ja .display{font-family:'Zen Maru Gothic',sans-serif;font-weight:700;}
p{line-height:1.7;margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit;}
ul{margin:0;padding:0;list-style:none;}

/* language toggling */
.lang-en .jp, .lang-en .jp-inline{display:none !important;}
.lang-ja .en, .lang-ja .en-inline{display:none !important;}

.wrap{max-width:1180px;margin:0 auto;padding:0 28px;}
.section-pad{padding:110px 0;}
@media (max-width:768px){.section-pad{padding:70px 0;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Fredoka',sans-serif;font-weight:600;font-size:14px;
  letter-spacing:0.04em;text-transform:uppercase;
  color:var(--coral-deep);
  background:#FFF0EE;
  padding:7px 16px;border-radius:99px;
  margin-bottom:18px;
}
body.lang-ja .eyebrow{font-family:'Zen Maru Gothic',sans-serif;}

.section-head{max-width:640px;margin-bottom:56px;}
.section-head h2{font-size:clamp(30px,4vw,46px);line-height:1.12;color:var(--ink);}
.section-head p{margin-top:16px;font-size:18px;color:var(--ink-soft);}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ===== NAV ===== */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,253,247,0.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:1180px;margin:0 auto;padding:14px 28px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--sun);}
.brand-name{font-family:'Fredoka',sans-serif;font-weight:700;font-size:19px;line-height:1.1;color:var(--ink);}
body.lang-ja .brand-name{font-family:'Zen Maru Gothic',sans-serif;}
.brand-name small{display:block;font-family:'Nunito',sans-serif;font-weight:700;font-size:11px;letter-spacing:0.06em;color:var(--sky-deep);text-transform:uppercase;}

.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{font-weight:700;font-size:15px;color:var(--ink-soft);position:relative;padding:4px 0;}
.nav-links a:hover{color:var(--coral-deep);}
.nav-actions{display:flex;align-items:center;gap:14px;}

.lang-toggle{
  display:flex;background:var(--cloud-dim);border-radius:99px;padding:4px;border:1px solid var(--line);
}
.lang-toggle button{
  padding:7px 14px;border-radius:99px;font-weight:800;font-size:13px;color:var(--ink-soft);
  transition:all .25s ease;
}
.lang-toggle button.active{background:var(--ink);color:#fff;}

.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:99px;font-weight:700;font-size:15px;
  transition:transform .2s ease, box-shadow .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--coral);color:#fff;box-shadow:var(--shadow-pop);}
.btn-primary:hover{box-shadow:0 22px 44px -14px rgba(255,107,107,0.5);}
.btn-outline{background:transparent;border:2px solid var(--ink);color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-sm{padding:10px 20px;font-size:14px;}
.nav-cta{display:none;}
@media(min-width:900px){.nav-cta{display:inline-flex;}}
.burger{display:none;font-size:22px;}
@media(max-width:899px){.nav-links{display:none;}.burger{display:block;}}

/* mobile drawer */
.drawer{
  position:fixed;inset:0;background:var(--ink);color:#fff;z-index:200;
  display:flex;flex-direction:column;padding:28px;gap:26px;
  transform:translateX(100%);transition:transform .35s ease;
}
.drawer.open{transform:translateX(0);}
.drawer a{font-size:22px;font-weight:700;color:#fff;}
.drawer-close{align-self:flex-end;font-size:26px;}

/* ===== HERO ===== */
.hero{
  position:relative;padding:70px 0 40px;overflow:hidden;
  background:radial-gradient(circle at 85% 10%, #FFF3D6 0%, transparent 55%),
             radial-gradient(circle at 5% 90%, #E4F8FC 0%, transparent 55%),
             var(--cloud);
}
.hero-inner{
  display:grid;grid-template-columns:1.05fr 0.95fr;gap:50px;align-items:center;
}
@media(max-width:960px){.hero-inner{grid-template-columns:1fr;}}
.hero-copy h1{font-size:clamp(38px,5.4vw,64px);line-height:1.06;color:var(--ink);}
.hero-copy h1 .hi{color:var(--coral);}
.hero-copy p.lede{margin-top:22px;font-size:19px;color:var(--ink-soft);max-width:520px;}
.hero-cta-row{display:flex;gap:16px;margin-top:34px;flex-wrap:wrap;}
.trust-row{display:flex;gap:26px;margin-top:44px;flex-wrap:wrap;}
.trust-item{display:flex;align-items:center;gap:10px;font-weight:700;font-size:14px;color:var(--ink-soft);}
.trust-item i{color:var(--sun-deep);font-size:20px;}

/* orbit graphic */
.orbit-stage{position:relative;width:100%;aspect-ratio:1/1;max-width:480px;margin:0 auto;}
.orbit-ring{
  position:absolute;border-radius:50%;border:2px dashed rgba(30,42,74,0.15);
  top:50%;left:50%;transform:translate(-50%,-50%);
}
.orbit-ring.r1{width:78%;height:78%;animation:spin 40s linear infinite;}
.orbit-ring.r2{width:100%;height:100%;animation:spin 60s linear infinite reverse;}
@keyframes spin{from{transform:translate(-50%,-50%) rotate(0deg);}to{transform:translate(-50%,-50%) rotate(360deg);}}
.orbit-core{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:44%;height:44%;border-radius:50%;
  background:linear-gradient(135deg,var(--sky),var(--grass));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 20px 50px -16px rgba(62,198,224,0.55);
}
.orbit-core img{width:72%;height:72%;border-radius:50%;object-fit:cover;border:5px solid #fff;}
.orbit-node{
  position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center;
  border-radius:50%;color:#fff;font-family:'Fredoka',sans-serif;font-weight:700;text-align:center;
  box-shadow:var(--shadow-soft);line-height:1.05;
}
body.lang-ja .orbit-node{font-family:'Zen Maru Gothic',sans-serif;}
.orbit-node span{font-size:10px;font-weight:700;letter-spacing:.02em;opacity:.9;}
.orbit-node b{font-size:15px;}
.n1{width:96px;height:96px;background:var(--sun);top:-2%;left:8%;}
.n2{width:78px;height:78px;background:var(--coral);top:6%;right:-2%;}
.n3{width:84px;height:84px;background:var(--grape);bottom:0%;right:10%;}
.n4{width:88px;height:88px;background:var(--sky-deep);bottom:-4%;left:2%;}

/* ===== ABOUT / STATS ===== */
.about-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:60px;align-items:center;}
@media(max-width:900px){.about-grid{grid-template-columns:1fr;}}
.about-media{position:relative;}
.about-media .frame{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-soft);
  border:6px solid #fff;outline:2px solid var(--line);
}
.about-badge{
  position:absolute;bottom:-24px;left:-24px;background:var(--ink);color:#fff;
  padding:18px 22px;border-radius:var(--radius-md);box-shadow:var(--shadow-soft);
  display:flex;align-items:center;gap:14px;
}
.about-badge i{font-size:26px;color:var(--sun);}
.about-badge b{display:block;font-family:'Fredoka',sans-serif;font-size:20px;}
body.lang-ja .about-badge b{font-family:'Zen Maru Gothic',sans-serif;}
.about-badge span{font-size:12px;opacity:.8;}
.about-copy p{color:var(--ink-soft);font-size:17px;margin-bottom:16px;}
.about-copy p.lead{color:var(--ink);font-size:19px;font-weight:700;}

.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:46px;}
@media(max-width:700px){.stat-row{grid-template-columns:1fr;}}
.stat-card{
  background:#fff;border-radius:var(--radius-md);padding:26px 22px;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);
}
.stat-card .num{font-family:'Fredoka',sans-serif;font-size:38px;color:var(--coral);}
body.lang-ja .stat-card .num{font-family:'Zen Maru Gothic',sans-serif;}
.stat-card p{margin-top:8px;font-size:14.5px;color:var(--ink-soft);}

/* ===== PROGRAMS TIMELINE ===== */
.timeline{position:relative;padding-left:0;}
.timeline-track{position:relative;}
.timeline-track::before{
  content:'';position:absolute;left:29px;top:12px;bottom:12px;width:3px;
  background:repeating-linear-gradient(to bottom, var(--sun) 0 10px, transparent 10px 18px);
}
@media(max-width:700px){.timeline-track::before{left:21px;}}
.tl-item{display:grid;grid-template-columns:60px 1fr;gap:24px;padding:18px 0;position:relative;}
@media(max-width:700px){.tl-item{grid-template-columns:44px 1fr;}}
.tl-dot{
  width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:22px;z-index:2;box-shadow:var(--shadow-soft);
}
@media(max-width:700px){.tl-dot{width:44px;height:44px;font-size:16px;}}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px 28px;box-shadow:var(--shadow-soft);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;align-items:center;
}
.tl-card h4{font-size:20px;}
.tl-card .age-pill{
  display:inline-block;margin-top:6px;font-size:12.5px;font-weight:800;color:var(--sky-deep);
  background:#E7F8FC;padding:4px 12px;border-radius:99px;
}
.tl-time{font-family:'Fredoka',sans-serif;font-weight:600;font-size:19px;color:var(--ink);text-align:right;}
body.lang-ja .tl-time{font-family:'Zen Maru Gothic',sans-serif;}
.tl-time span{display:block;font-size:11.5px;font-weight:700;color:var(--ink-soft);text-transform:uppercase;font-family:'Nunito',sans-serif;}

/* ===== CURRICULUM ===== */
.tabs{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:40px;}
.tab-btn{
  padding:12px 22px;border-radius:99px;font-weight:800;font-size:14.5px;
  border:2px solid var(--line);background:#fff;color:var(--ink-soft);
  transition:all .2s ease;
}
.tab-btn.active{background:var(--ink);border-color:var(--ink);color:#fff;}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fadein .4s ease;}
@keyframes fadein{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}

.week-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
@media(max-width:960px){.week-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.week-grid{grid-template-columns:1fr;}}
.day-card{
  background:#fff;border-radius:var(--radius-md);border:1px solid var(--line);
  padding:20px 18px;box-shadow:var(--shadow-soft);
}
.day-card .day-label{
  font-family:'Fredoka',sans-serif;font-weight:700;font-size:16px;color:#fff;
  background:var(--grass);display:inline-block;padding:5px 14px;border-radius:99px;margin-bottom:14px;
}
body.lang-ja .day-card .day-label{font-family:'Zen Maru Gothic',sans-serif;}
.day-card:nth-child(2) .day-label{background:var(--sky-deep);}
.day-card:nth-child(3) .day-label{background:var(--coral);}
.day-card:nth-child(4) .day-label{background:var(--grape);}
.day-card:nth-child(5) .day-label{background:var(--sun-deep);}
.day-card ul li{
  font-size:14px;color:var(--ink-soft);padding:8px 0;border-top:1px dashed var(--line);
  display:flex;gap:8px;align-items:flex-start;
}
.day-card ul li:first-child{border-top:none;}
.day-card ul li i{color:var(--coral);margin-top:3px;font-size:11px;}

.program-note{
  margin-top:36px;background:var(--cloud-dim);border-radius:var(--radius-md);padding:24px 28px;
  display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line);
}
.program-note i{font-size:22px;color:var(--sun-deep);margin-top:2px;}
.program-note p{font-size:14.5px;color:var(--ink-soft);}

/* ===== WHY CHOOSE US ===== */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
@media(max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.feature-grid{grid-template-columns:1fr;}}
.feature-card{
  background:#fff;border-radius:var(--radius-md);padding:30px 26px;border:1px solid var(--line);
  box-shadow:var(--shadow-soft);transition:transform .25s ease;
}
.feature-card:hover{transform:translateY(-6px);}
.feature-icon{
  width:56px;height:56px;border-radius:18px;display:flex;align-items:center;justify-content:center;
  font-size:24px;color:#fff;margin-bottom:18px;
}
.feature-card h4{font-size:19px;margin-bottom:10px;}
.feature-card p{font-size:14.5px;color:var(--ink-soft);}
.fi-1{background:var(--coral);} .fi-2{background:var(--sky-deep);} .fi-3{background:var(--grass);}
.fi-4{background:var(--grape);} .fi-5{background:var(--sun-deep);} .fi-6{background:var(--ink);}

/* seven areas strip */
.areas-strip{margin-top:60px;}
.areas-strip h3{font-size:24px;margin-bottom:24px;text-align:center;}
.areas-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.area-chip{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  padding:12px 20px;border-radius:99px;font-weight:700;font-size:14px;box-shadow:var(--shadow-soft);
}
.area-chip i{color:var(--coral);}

/* ===== PRICING ===== */
.price-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.price-table-wrap{
  background:#fff;border-radius:var(--radius-lg);border:1px solid var(--line);
  box-shadow:var(--shadow-soft);overflow:hidden;
}
.price-head{
  background:linear-gradient(120deg,var(--ink),var(--ink-soft));color:#fff;
  padding:26px 30px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;align-items:center;
}
.price-head h4{font-size:22px;}
.price-head .age-pill{background:rgba(255,255,255,0.15);color:#fff;}
table.price-table{width:100%;border-collapse:collapse;}
table.price-table th,table.price-table td{
  padding:16px 30px;text-align:left;font-size:15px;border-bottom:1px solid var(--line);
}
table.price-table th{
  font-family:'Fredoka',sans-serif;font-weight:600;color:var(--ink-soft);font-size:13px;
  text-transform:uppercase;letter-spacing:.04em;background:var(--cloud-dim);
}
body.lang-ja table.price-table th{font-family:'Zen Maru Gothic',sans-serif;}
table.price-table td.days{font-weight:800;color:var(--ink);}
table.price-table td.yen{font-family:'Fredoka',sans-serif;color:var(--coral-deep);font-weight:600;}
body.lang-ja table.price-table td.yen{font-family:'Zen Maru Gothic',sans-serif;}
table.price-table tr:last-child td{border-bottom:none;}
table.price-table tr:hover td{background:#FFFBF0;}
.price-panel{display:none;}
.price-panel.active{display:block;animation:fadein .4s ease;}

/* ===== TRIAL / CTA BANNER ===== */
.cta-banner{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(135deg,var(--coral) 0%, var(--grape) 100%);
  padding:64px 50px;color:#fff;text-align:center;
  box-shadow:0 30px 60px -20px rgba(155,107,255,0.45);
}
.cta-banner h2{font-size:clamp(28px,4vw,42px);color:#fff;}
.cta-banner p{margin-top:16px;font-size:18px;opacity:.95;max-width:560px;margin-left:auto;margin-right:auto;}
.cta-banner .btn-primary{background:#fff;color:var(--coral-deep);box-shadow:0 14px 30px -10px rgba(0,0,0,0.25);}
.cta-banner .btn-primary:hover{color:var(--grape);}
.cta-actions{display:flex;gap:16px;justify-content:center;margin-top:32px;flex-wrap:wrap;}
.cta-deco{position:absolute;border-radius:50%;background:rgba(255,255,255,0.14);}
.cta-deco.d1{width:180px;height:180px;top:-60px;left:-60px;}
.cta-deco.d2{width:120px;height:120px;bottom:-40px;right:10%;}
.cta-deco.d3{width:70px;height:70px;top:20%;right:6%;}

/* ===== CONTACT / FOOTER ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;}}
.info-card{
  background:#fff;border-radius:var(--radius-md);border:1px solid var(--line);padding:14px 0;
}
.info-line{display:flex;gap:16px;padding:16px 22px;align-items:flex-start;}
.info-line + .info-line{border-top:1px dashed var(--line);}
.info-line i{width:38px;height:38px;border-radius:12px;background:var(--cloud-dim);color:var(--coral-deep);
  display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;}
.info-line b{display:block;font-size:15px;}
.info-line span{font-size:13.5px;color:var(--ink-soft);}
.map-embed{border-radius:var(--radius-md);overflow:hidden;margin-top:20px;border:1px solid var(--line);box-shadow:var(--shadow-soft);}
.map-embed iframe{width:100%;height:220px;border:0;display:block;}

.form-card{background:#fff;border-radius:var(--radius-md);border:1px solid var(--line);box-shadow:var(--shadow-soft);padding:32px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
@media(max-width:520px){.form-row{grid-template-columns:1fr;}}
.form-row.full{grid-template-columns:1fr;}
.field label{display:block;font-size:13px;font-weight:800;color:var(--ink-soft);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--radius-sm);border:1.5px solid var(--line);
  font:inherit;font-size:15px;color:var(--ink);background:var(--cloud-dim);
}
.field textarea{resize:vertical;min-height:90px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--sky-deep);outline-offset:1px;background:#fff;}
.form-submit{width:100%;justify-content:center;margin-top:6px;}
.form-note{font-size:12.5px;color:var(--ink-soft);margin-top:12px;text-align:center;}

footer{background:var(--ink);color:#fff;padding:56px 0 28px;}
.footer-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,0.12);}
.footer-brand{max-width:340px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:rgba(255,255,255,0.65);font-size:14.5px;}
.footer-cols{display:flex;gap:60px;flex-wrap:wrap;}
.footer-col h5{font-size:14px;text-transform:uppercase;letter-spacing:.05em;color:var(--sun);margin-bottom:16px;font-family:'Nunito',sans-serif;font-weight:800;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:rgba(255,255,255,0.75);font-size:14.5px;}
.footer-col ul li a:hover{color:#fff;}
.footer-bottom{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;padding-top:24px;font-size:13px;color:rgba(255,255,255,0.5);}
.social-row{display:flex;gap:12px;}
.social-row a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;}
.social-row a:hover{background:var(--coral);}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.visible{opacity:1;transform:translateY(0);}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
}
:focus-visible{outline:3px solid var(--sky-deep);outline-offset:2px;}

/* ===================== IMAGE / VIDEO SLIDER ===================== */
.slider-section{background:var(--ink);padding:22px 0;position:relative;}
.slider{
  position:relative;width:100%;aspect-ratio:16/6.2;border-radius:0;overflow:hidden;
  max-height:460px;
}
@media(max-width:700px){.slider{aspect-ratio:4/3.4;}}

.slide{
  position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .8s ease;
  display:flex;align-items:flex-end;
}
.slide .media-slot {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.slide.is-active{opacity:1;visibility:visible;z-index:2;}
.slide-media-fill{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.slide-caption{
  position:relative;z-index:3;padding:34px 44px; color:#fff; width:100%;
  background:linear-gradient(to top, rgba(0,0,0,0.65) 0%, transparent 80%);
}
.slide-caption .tag{
  display:inline-flex;align-items:center;gap:8px;font-family:'Fredoka',sans-serif;font-weight:600;
  font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;background:rgba(255,255,255,0.18);
  backdrop-filter:blur(6px);padding:6px 14px;border-radius:99px;margin-bottom:10px;
}
body.lang-ja .slide-caption .tag{font-family:'Zen Maru Gothic',sans-serif;}
.slide-caption h3{font-size:clamp(20px,3vw,32px);color:#fff;}
.slider-arrows{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;z-index:5;padding:0 16px;pointer-events:none;}
.slider-arrow{
  pointer-events:all;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,0.9);
  color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:16px;
  box-shadow:var(--shadow-soft);transition:transform .2s ease, background .2s ease;
}
.slider-arrow:hover{background:#fff;transform:scale(1.08);}
.slider-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);z-index:5;display:flex;gap:9px;}
.slider-dots button{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,0.45);transition:all .25s ease;}
.slider-dots button.is-active{background:#fff;width:26px;border-radius:99px;}

/* ===================== MEDIA SLOT (swappable image/video) ===================== */
.media-slot{
  position:relative;width:100%;height:100%;overflow:hidden;border-radius:inherit;
  background:linear-gradient(135deg,var(--slot-c1,var(--sky)),var(--slot-c2,var(--grass)));
  display:flex;align-items:center;justify-content:center;min-height:180px;
}
.media-slot .slot-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}

.media-slot iframe.slot-media { 
  position:absolute; 
  top: 50%; 
  left: 50%;
  width:100%; 
  height:100%; 
  border:none;
  transform: translate(-50%, -50%) scale(1.7); 
  pointer-events: none;
}

.media-slot .slot-placeholder{
  position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:10px;
  color:#fff;text-align:center;padding:18px;
}
.media-slot .slot-placeholder i{font-size:30px;opacity:.9;}
.media-slot .slot-placeholder span{font-family:'Fredoka',sans-serif;font-weight:600;font-size:13.5px;
  letter-spacing:.02em;max-width:180px;opacity:.95;}
body.lang-ja .media-slot .slot-placeholder span{font-family:'Zen Maru Gothic',sans-serif;}
.media-slot .slot-key{
  position:absolute;top:8px;left:8px;z-index:3;font-family:monospace;font-size:10px;
  background:rgba(0,0,0,0.35);color:#fff;padding:3px 8px;border-radius:6px;letter-spacing:.02em;
}

/* about photo slot */
.about-media .frame{aspect-ratio:4/3.1;}
.about-media .frame .media-slot{border-radius:var(--radius-lg);}

/* curriculum tab photo */
.curr-photo{aspect-ratio:16/6;border-radius:var(--radius-md);overflow:hidden;margin-bottom:26px;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);}

/* flyer styles */
.flyer-section{background:var(--cloud-dim);}
.flyer-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;}
@media(max-width:860px){.flyer-grid{grid-template-columns:1fr;}}
.flyer-card{
  background:#fff;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);
  display:flex;flex-direction:column;
}
.flyer-poster{width:100%;aspect-ratio:2/3;overflow:hidden;background:var(--cloud-dim); position: relative;}
.flyer-poster img{width:100%;height:100%;object-fit:cover;display:block;}
.flyer-body{padding:28px 26px 30px;}
.flyer-body h3{font-size:24px;color:var(--ink);margin-bottom:4px;}
.flyer-pills{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 16px;}
.flyer-pill{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:800;
  padding:6px 14px;border-radius:99px;background:var(--cloud-dim);color:var(--ink-soft);
  border:1px solid var(--line);
}
.flyer-pill i{color:var(--coral-deep);}
.flyer-body p.desc{color:var(--ink-soft);font-size:15px;margin-bottom:18px;}
.flyer-features{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px;}
@media(max-width:420px){.flyer-features{grid-template-columns:1fr;}}
.flyer-feature{
  display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--ink-soft);
  background:var(--cloud-dim);border-radius:var(--radius-sm);padding:10px 12px;
}
.flyer-feature i{color:var(--grass);margin-top:2px;font-size:12px;}
.flyer-feature b{display:block;color:var(--ink);font-size:13px;}
.flyer-cta-row{display:flex;gap:12px;flex-wrap:wrap;}

/* gallery grid */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:130px;gap:16px;}
.gallery-grid .g-item{border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-soft);border:1px solid var(--line);}
.gallery-grid .g-big{grid-column:span 2;grid-row:span 2;}
@media(max-width:900px){.gallery-grid{grid-template-columns:repeat(2,1fr);}.gallery-grid .g-big{grid-column:span 2;grid-row:span 2;}}
@media(max-width:560px){.gallery-grid{grid-template-columns:1fr;grid-auto-rows:180px;}.gallery-grid .g-big{grid-column:span 1;grid-row:span 1;}}

/* cta background slot */
.cta-banner{position:relative;}
.cta-bg-slot{position:absolute;inset:0;z-index:0;opacity:0;transition:opacity .4s ease;}
.cta-bg-slot.has-media{opacity:.28;}
.cta-banner > *:not(.cta-bg-slot){position:relative;z-index:1;}