/* ==========================================================
   Kids School CUBE — shared stylesheet for sub pages
   (design tokens & components mirror index.html)
   ========================================================== */
:root{
  --paper:#F8F3E9;
  --paper-2:#F1E8D8;
  --ink:#2E2620;
  --ink-70:rgba(46,38,32,.75);
  --ink-50:rgba(46,38,32,.66);
  --line:#E0D5C1;
  --line-soft:rgba(46,38,32,.10);
  --terra:#C24E2E;
  --terra-soft:rgba(194,78,46,.09);
  --amber:#C98A3D;
  --night:#261D12;
  --night-ink:#F4ECDD;
  --night-sub:rgba(244,236,221,.68);
  --glow:#FFB65C;
  --serif:"Hiragino Mincho ProN","Hiragino Mincho Pro","Yu Mincho","YuMincho",serif;
  --sans:"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic Medium","Yu Gothic","YuGothic","Meiryo",sans-serif;
  --num:"Avenir Next","Helvetica Neue","Segoe UI",Arial,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
  --header-h:64px;
}
*{margin:0;padding:0;box-sizing:border-box}
::selection{background:rgba(227,178,60,.4)}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.9;letter-spacing:.03em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--terra);outline-offset:3px;border-radius:2px}
img,svg{max-width:100%;display:block}
.wrap{max-width:1140px;margin:0 auto;padding:0 clamp(20px,4vw,48px)}

/* ---------- type roles ---------- */
.eyebrow{
  font-family:var(--num);font-size:11px;letter-spacing:.32em;text-transform:uppercase;
  color:var(--ink-50);display:flex;align-items:center;gap:14px;
}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--ink);opacity:.4;flex-shrink:0}
.eyebrow .no{color:var(--terra);font-weight:600;letter-spacing:.18em}
.h-serif{font-family:var(--serif);font-weight:600;font-feature-settings:"palt";letter-spacing:.05em;line-height:1.42}
h1.h-serif{font-size:clamp(30px,5vw,52px)}
h2.h-serif{font-size:clamp(24px,3.6vw,38px)}
h3.h-serif{font-size:clamp(19px,2.4vw,24px)}
.lead{max-width:38em;color:var(--ink-70);font-size:clamp(15px,1.6vw,16.5px)}
.accent{color:var(--terra)}
.marker{background:linear-gradient(transparent 66%, rgba(227,178,60,.42) 66%)}
.num-face{font-family:var(--num);font-variant-numeric:tabular-nums}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.rv.on{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .rv{opacity:1;transform:none;transition:none}
}

/* ---------- header ---------- */
header{
  position:fixed;inset:0 0 auto 0;z-index:60;height:var(--header-h);
  background:rgba(248,243,233,.78);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .4s ease;
}
header.scrolled{box-shadow:0 10px 30px rgba(46,38,32,.07)}
.hd-in{max-width:1220px;margin:0 auto;height:100%;padding:0 clamp(16px,3vw,36px);display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:1;min-width:0}
.brand .logo-img{height:34px;width:auto;mix-blend-mode:multiply}
.brand>span{min-width:0;overflow:hidden}
.brand small{display:block;font-family:var(--num);font-size:9px;letter-spacing:.3em;color:var(--ink-50);text-transform:uppercase;line-height:1.4;white-space:nowrap}
nav.gnav{display:flex;gap:24px;margin-left:auto}
nav.gnav a{font-size:13px;letter-spacing:.12em;color:var(--ink-70);position:relative;padding:6px 0;white-space:nowrap}
nav.gnav a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--terra);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
nav.gnav a:hover::after,nav.gnav a[aria-current="page"]::after{transform:scaleX(1)}
nav.gnav a[aria-current="page"]{color:var(--ink)}
.hd-cta{
  flex-shrink:0;margin-left:8px;
  background:var(--terra);color:#fff;font-size:13px;letter-spacing:.1em;
  padding:10px 20px;border-radius:999px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  box-shadow:0 6px 18px rgba(194,78,46,.28);white-space:nowrap;
}
.hd-cta:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(194,78,46,.36)}
.hd-cta .cta-s{display:none}
.menu-btn{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.menu-btn span{position:absolute;left:11px;width:22px;height:1.5px;background:var(--ink);transition:transform .35s var(--ease),opacity .3s}
.menu-btn span:nth-child(1){top:18px}.menu-btn span:nth-child(2){top:26px}
.m-panel{display:none;position:absolute;top:var(--header-h);left:0;right:0;background:rgba(248,243,233,.96);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding:10px 24px 22px}
.m-panel a{display:block;padding:13px 4px;font-size:14.5px;letter-spacing:.12em;border-bottom:1px solid var(--line-soft)}
header.open .m-panel{display:block}
header.open .menu-btn span:nth-child(1){transform:translateY(4px) rotate(24deg)}
header.open .menu-btn span:nth-child(2){transform:translateY(-4px) rotate(-24deg)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-size:14px;letter-spacing:.12em;padding:15px 30px;border-radius:999px;transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s;border:0;cursor:pointer;font-family:var(--sans)}
.btn-solid{background:var(--terra);color:#fff;box-shadow:0 8px 22px rgba(194,78,46,.26)}
.btn-solid:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(194,78,46,.34)}
.btn-ghost{border:1px solid var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn .ar{font-family:var(--num);font-size:13px;transition:transform .3s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}

/* ---------- page hero (sub pages) ---------- */
.page-hero{
  padding:calc(var(--header-h) + clamp(48px,8vw,96px)) 0 clamp(40px,6vw,72px);
  position:relative;overflow:hidden;
  background:
    radial-gradient(120% 90% at 70% 0%,rgba(255,196,120,.14),transparent 60%),
    linear-gradient(rgba(46,38,32,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(46,38,32,.045) 1px,transparent 1px);
  background-size:auto,152px 152px,152px 152px;
  border-bottom:1px solid var(--line);
}
.page-hero h1{margin:18px 0 16px}
.page-hero .lead{max-width:44em}
.crumbs{display:flex;gap:8px;flex-wrap:wrap;font-family:var(--num);font-size:10.5px;letter-spacing:.2em;color:var(--ink-50);text-transform:uppercase;margin-bottom:26px}
.crumbs a{color:var(--ink-50)}
.crumbs a:hover{color:var(--terra)}
.crumbs i{font-style:normal;opacity:.5}

/* ---------- sections ---------- */
.sec{padding:clamp(56px,9vw,110px) 0;position:relative}
.sec.alt{background:var(--paper-2)}
.sec .ch-head{margin-bottom:clamp(30px,5vw,52px)}
.sec .ch-head h2{margin-top:16px}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,60px);align-items:start}
.info-tbl{border-top:1px solid var(--ink)}
.info-tbl>div{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:16px 2px;border-bottom:1px solid var(--line)}
.info-tbl dt{font-size:12.5px;letter-spacing:.2em;color:var(--ink-50);padding-top:3px}
.info-tbl dd{font-size:15px;line-height:1.9}
.info-tbl dd .tel{font-family:var(--num);font-size:22px;font-weight:500;letter-spacing:.06em;color:var(--ink)}
.info-tbl dd small{display:block;font-size:12px;color:var(--ink-50)}

/* photo frame (unified warm treatment) */
.photo-fig{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:14px 14px 0 rgba(201,138,61,.14)}
.photo-fig img{width:100%;display:block;object-fit:cover}
.photo-fig::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(160deg,rgba(255,196,120,.16),rgba(194,78,46,.05) 55%,rgba(46,38,32,.10));mix-blend-mode:multiply}
.photo-fig figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 18px 14px;color:#fff;z-index:2;
  background:linear-gradient(transparent,rgba(38,29,18,.72));font-size:12.5px;letter-spacing:.08em}

/* feature list */
.feat-list{list-style:none;display:grid;gap:14px}
.feat-list li{
  background:#FCF8EE;border:1px solid var(--line);border-radius:14px;
  padding:18px 20px;display:flex;gap:16px;align-items:flex-start;
}
.feat-list .f-no{font-family:var(--num);font-weight:600;font-size:12px;letter-spacing:.14em;color:var(--terra);padding-top:4px;flex-shrink:0}
.feat-list b{display:block;font-size:15.5px;margin-bottom:4px}
.feat-list p{font-size:13.5px;color:var(--ink-70);line-height:1.9}

/* voice / quote cards */
.voices{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.voice{
  background:#FCF8EE;border:1px solid var(--line);border-radius:16px;padding:24px 22px 20px;position:relative;
}
.voice::before{content:"“";font-family:var(--serif);font-size:44px;line-height:1;color:var(--amber);display:block;margin-bottom:6px}
.voice p{font-size:14px;line-height:2;color:var(--ink)}
.voice small{display:block;margin-top:12px;font-family:var(--num);font-size:10px;letter-spacing:.22em;color:var(--ink-50);text-transform:uppercase}

/* course cards (class pages) */
.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.course{
  background:#FCF8EE;border:1px solid var(--line);border-radius:18px;padding:26px 24px;
  display:flex;flex-direction:column;gap:12px;
}
.course .c-tag{align-self:flex-start;font-family:var(--num);font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;color:#fff;background:var(--ink);padding:5px 12px;border-radius:999px}
.course .c-tag.t2{background:var(--terra)}
.course h3{font-family:var(--serif);font-weight:600;font-size:19px;letter-spacing:.05em}
.course p{font-size:13.5px;color:var(--ink-70);line-height:1.95}
.course .c-meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 18px;font-size:12px;color:var(--ink-50)}
.course .c-meta b{color:var(--ink);font-weight:600}

/* timetable */
.tt-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#FCF8EE}
table.tt{width:100%;border-collapse:collapse;min-width:520px}
table.tt th,table.tt td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
table.tt th{font-family:var(--num);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-50);font-weight:500;background:rgba(224,213,193,.25)}
table.tt td.time{font-family:var(--num);font-variant-numeric:tabular-nums;white-space:nowrap;font-weight:500}
table.tt td .cls{display:inline-block;font-family:var(--num);font-size:11px;letter-spacing:.14em;background:var(--terra-soft);color:var(--terra);border-radius:999px;padding:2px 12px;margin-right:8px}
table.tt tr:last-child td{border-bottom:0}

/* CTA band */
.cta-band{
  background:var(--night);color:var(--night-ink);border-radius:22px;
  padding:clamp(34px,5vw,56px) clamp(24px,5vw,56px);
  display:flex;flex-wrap:wrap;align-items:center;gap:24px 40px;justify-content:space-between;
  position:relative;overflow:hidden;
}
.cta-band::before{content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,182,92,.22),transparent 70%)}
.cta-band h2{font-family:var(--serif);font-weight:600;font-size:clamp(20px,3vw,28px);letter-spacing:.06em}
.cta-band p{font-size:13.5px;color:var(--night-sub);margin-top:8px;max-width:34em}
.cta-band .btn-solid{box-shadow:0 8px 26px rgba(194,78,46,.45)}

/* ---------- contact form ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:clamp(30px,5vw,58px);align-items:start}
.contact-aside .lead{margin-bottom:26px}
.contact-aside .ca-tel{border-top:1px solid var(--ink);padding-top:18px}
.contact-aside .ca-tel .tel{font-family:var(--num);font-size:24px;font-weight:500;letter-spacing:.06em;color:var(--ink);display:inline-block}
.contact-aside .ca-tel small{display:block;font-size:12px;color:var(--ink-50);margin-top:4px;line-height:1.8}
.contact-aside .ca-privacy{margin-top:22px;font-size:12px;color:var(--ink-50);line-height:1.9}
.cform-wrap{background:#FCF8EE;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,3vw,34px);box-shadow:0 20px 46px rgba(46,38,32,.07)}
.cform{display:grid;grid-template-columns:1fr 1fr;gap:17px 20px}
.cform[hidden]{display:none}
.field{display:flex;flex-direction:column;gap:7px;min-width:0}
.field.full{grid-column:1 / -1}
.field label{font-family:var(--num);font-size:10.5px;letter-spacing:.16em;color:var(--ink-50);text-transform:uppercase}
.field label .req{color:var(--terra);margin-left:5px;font-style:normal}
.field input,.field select,.field textarea{
  font:inherit;font-size:15px;color:var(--ink);background:var(--paper);
  border:1px solid var(--line);border-radius:11px;padding:13px 14px;width:100%;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--ink-50) 50%),linear-gradient(135deg,var(--ink-50) 50%,transparent 50%);
  background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:38px}
.field textarea{min-height:120px;resize:vertical;line-height:1.8}
.field input::placeholder,.field textarea::placeholder{color:rgba(46,38,32,.32)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--terra);box-shadow:0 0 0 3px rgba(194,78,46,.13)}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#B23A22;box-shadow:0 0 0 3px rgba(178,58,34,.12)}
.field .err{font-size:11.5px;color:#B23A22;display:none}
.field.invalid .err{display:block}
.cform-actions{grid-column:1 / -1;display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:6px}
.cform-actions .cform-note{font-size:11.5px;color:var(--ink-50);line-height:1.7;max-width:24em}
.form-success{text-align:center;padding:20px 10px 8px;animation:fsIn .6s var(--ease) both}
@keyframes fsIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.form-success .fs-mark{width:56px;height:56px;border-radius:50%;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;font-size:26px;color:#fff;background:var(--terra);box-shadow:0 10px 24px rgba(194,78,46,.3)}
.form-success h3{font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:.06em;margin-bottom:12px}
.form-success p{font-size:14px;color:var(--ink-70);line-height:2}

/* ---------- footer ---------- */
footer{background:var(--ink);color:rgba(248,243,233,.85);padding:clamp(52px,7vw,84px) 0 34px;margin-top:clamp(56px,9vw,110px)}
footer.tight{margin-top:0}
.ft-grid{display:flex;flex-wrap:wrap;gap:40px;justify-content:space-between;align-items:flex-start}
.ft-brand b{font-size:16px;letter-spacing:.08em;font-weight:700;display:block;margin-top:14px}
.ft-brand p{font-size:12.5px;color:rgba(248,243,233,.55);margin-top:10px;line-height:2}
.ft-links{display:flex;gap:clamp(28px,5vw,72px);flex-wrap:wrap}
.ft-links ul{list-style:none}
.ft-links h4{font-family:var(--num);font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:rgba(248,243,233,.6);margin-bottom:14px}
.ft-links a{font-size:13.5px;line-height:2.5;color:rgba(248,243,233,.8);transition:color .3s}
.ft-links a:hover{color:#fff}
.ft-links a .ext{font-family:var(--num);font-size:10px;opacity:.5;margin-left:6px}
.ft-btm{margin-top:clamp(40px,6vw,64px);padding-top:22px;border-top:1px solid rgba(248,243,233,.14);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-family:var(--num);font-size:10.5px;letter-spacing:.2em;color:rgba(248,243,233,.6);text-transform:uppercase}

/* ---------- responsive ---------- */
@media (max-width: 900px){
  nav.gnav{display:none}
  .menu-btn{display:block}
  .two-col,.contact-grid{grid-template-columns:minmax(0,1fr)}
  .cform{grid-template-columns:1fr}
}
@media (max-width: 620px){
  .hd-cta{font-size:11.5px;padding:9px 13px}
  .hd-cta .cta-l{display:none}
  .hd-cta .cta-s{display:inline}
  .brand .logo-img{height:28px}
  .info-tbl>div{grid-template-columns:96px 1fr}
}