/* ===== Tokens ===== */
:root{
  --blue:#0676BC;          /* なるテック青 */
  --blue-d:#055a90;
  --sky:#36AEE0;           /* 明るい水色 */
  --sky-l:#7FD0EE;
  --aqua:#E8F6FC;          /* 淡い水色背景 */
  --aqua2:#F3FAFD;
  --ink:#1d2b35;           /* 文字 */
  --ink-soft:#51616c;
  --line:#dcebed; /* placeholder, overwritten below */
  --line:#e3edf2;
  --sun:#FF8A3D;           /* アクセント暖色（夏） */
  --sun-d:#f06f1f;
  --sunny:#FFC83D;         /* ポップな黄 */
  --leaf:#6FC04A;          /* フレッシュな緑 */
  --pink:#FF7FA8;          /* やわらかピンク */
  --white:#fff;
  --radius:22px;
  --radius-s:14px;
  --shadow:0 18px 50px -22px rgba(6,86,150,.35);
  --shadow-s:0 8px 24px -12px rgba(6,86,150,.28);
  --maxw:1120px;
  --font:"Noto Sans JP",system-ui,sans-serif;
  --display:"Zen Maru Gothic","Noto Sans JP",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--ink);background:var(--aqua2);
  line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.sp{display:none}

/* ===== Mascot (汎用：見出しの上にちょこんと) ===== */
.mascot-peek{display:block;width:84px;margin:0 auto 6px;filter:drop-shadow(0 8px 14px rgba(0,40,70,.22));animation:bob 3.6s ease-in-out infinite}
.mascot-peek--r{animation-delay:.8s}
/* セクション隅に浮かべるキャラ（配置を多様化） */
.sec-char{position:absolute;width:104px;z-index:3;pointer-events:none;filter:drop-shadow(0 10px 16px rgba(0,40,70,.25));animation:bob 4s ease-in-out infinite}
.sec-char--tr{top:38px;right:4%;width:96px;transform:scaleX(-1)}      /* 右上・反転で内向き */
.sec-char--bl{bottom:30px;left:4%;width:110px;transform:scaleX(-1)}   /* 左下・反転で内向き（右向き） */
@media (max-width:760px){
  .sec-char--tr,.sec-char--bl{width:66px;top:24px;bottom:18px}
}

/* ===== Section heads ===== */
.sechead{text-align:center;margin-bottom:48px}
.sechead__en{
  display:inline-block;font-family:var(--display);font-weight:700;
  letter-spacing:.18em;color:var(--sky);font-size:.82rem;margin-bottom:10px;
}
.sechead__ja{
  font-family:var(--display);font-weight:900;font-size:clamp(1.7rem,4.4vw,2.5rem);
  line-height:1.4;color:var(--ink);letter-spacing:.02em;
}
.sechead__note{margin-top:14px;color:var(--ink-soft);font-size:.96rem}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4em;
  padding:15px 32px;border-radius:999px;font-weight:700;font-size:1rem;
  transition:transform .25s,box-shadow .25s,background .25s;white-space:nowrap;
}
.btn--primary{background:var(--sun);color:#fff;box-shadow:0 12px 26px -10px rgba(240,111,31,.6)}
.btn--primary:hover{transform:translateY(-3px);background:var(--sun-d);box-shadow:0 18px 34px -10px rgba(240,111,31,.66)}
.btn--ghost{background:rgba(255,255,255,.16);color:#fff;border:1.6px solid rgba(255,255,255,.7);backdrop-filter:blur(4px)}
.btn--ghost:hover{background:rgba(255,255,255,.28);transform:translateY(-3px)}

/* ===== Header ===== */
.hdr{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s,padding .3s;padding:14px 0}
.hdr__inner{max-width:1240px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.hdr__logo{font-family:var(--display);font-weight:900;font-size:1.28rem;color:#fff;letter-spacing:.03em;transition:color .3s;text-shadow:0 2px 10px rgba(0,0,0,.25)}
.hdr__year{color:var(--sky-l);margin-left:.15em}
.hdr__nav{display:flex;align-items:center;gap:26px}
.hdr__nav a{font-size:.92rem;font-weight:500;color:#fff;transition:color .25s,opacity .25s;text-shadow:0 1px 8px rgba(0,0,0,.3)}
.hdr__nav a:hover{opacity:.75}
.nav-cta{background:var(--sun);padding:9px 20px;border-radius:999px;box-shadow:0 8px 20px -8px rgba(240,111,31,.6);text-shadow:none!important}
.nav-cta:hover{opacity:1!important;background:var(--sun-d)}
.hdr__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.hdr__burger span{width:26px;height:2.6px;background:#fff;border-radius:2px;transition:.3s;box-shadow:0 1px 4px rgba(0,0,0,.3)}
/* scrolled */
.hdr.scrolled{background:rgba(255,255,255,.94);box-shadow:0 6px 24px -16px rgba(6,86,150,.4);backdrop-filter:blur(8px);padding:10px 0}
.hdr.scrolled .hdr__logo{color:var(--blue);text-shadow:none}
.hdr.scrolled .hdr__year{color:var(--sky)}
.hdr.scrolled .hdr__nav a{color:var(--ink);text-shadow:none}
.hdr.scrolled .nav-cta{color:#fff}
.hdr.scrolled .hdr__burger span{background:var(--ink);box-shadow:none}

/* ===== Hero ===== */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;color:#fff}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);animation:heroZoom 16s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero__veil{position:absolute;inset:0;background:linear-gradient(105deg,rgba(3,42,75,.66) 0%,rgba(4,55,95,.42) 42%,rgba(5,70,110,.4) 100%)}
.hero__inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:120px 22px 90px;width:100%}
.hero__lead{font-family:var(--display);font-weight:700;font-size:clamp(1rem,2.6vw,1.35rem);letter-spacing:.08em;color:var(--sky-l);margin-bottom:14px;opacity:0;animation:fadeUp .9s .2s forwards}
.hero__title{font-family:var(--display);font-weight:900;font-size:clamp(3.2rem,11vw,7rem);line-height:1.02;letter-spacing:.02em;text-shadow:0 4px 18px rgba(2,40,70,.7),0 2px 6px rgba(2,40,70,.6);opacity:0;animation:fadeUp 1s .35s forwards}
.hero__y{color:var(--sky-l);font-size:.5em;margin-left:.2em;vertical-align:.18em}
.hero__sub{margin-top:22px;font-size:clamp(.96rem,2vw,1.12rem);line-height:1.9;max-width:30em;text-shadow:0 2px 12px rgba(0,0,0,.3);opacity:0;animation:fadeUp 1s .5s forwards}
.hero__meta{display:flex;align-items:center;gap:20px;margin-top:34px;padding:18px 26px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.28);border-radius:var(--radius);backdrop-filter:blur(8px);width:fit-content;max-width:100%;flex-wrap:wrap;opacity:0;animation:fadeUp 1s .62s forwards}
.hero__metaItem{display:flex;flex-direction:column;gap:2px}
.hero__metaLabel{font-size:.72rem;letter-spacing:.14em;color:var(--sky-l);font-weight:700}
.hero__metaVal{font-family:var(--display);font-weight:900;font-size:1.6rem;line-height:1}
.hero__metaVal small{font-size:.5em;margin-left:.25em;font-weight:700}
.hero__metaDiv{width:1px;align-self:stretch;background:rgba(255,255,255,.32)}
.hero__btns{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;opacity:0;animation:fadeUp 1s .74s forwards}
.hero__wave{position:absolute;left:0;right:0;bottom:-1px;z-index:2;line-height:0}
.hero__wave svg{width:100%;height:100px}
.hero__wave .wave-back{fill:#cdeafa}
.hero__wave .wave-front{fill:#fff}
/* 手描き調の雲 */
.cloud{position:absolute;z-index:2;opacity:.92;pointer-events:none}
.cloud svg{width:100%;height:auto}
.cloud svg path{fill:#fff;opacity:.92}
.cloud--1{width:150px;top:16%;left:6%;animation:floatX 26s ease-in-out infinite}
.cloud--2{width:104px;top:26%;right:9%;animation:floatX 32s ease-in-out infinite reverse}
@keyframes floatX{0%,100%{transform:translateX(0)}50%{transform:translateX(26px)}}
/* ヒーローのマスコット（2体） */
.hero__mascots{position:absolute;z-index:3;right:2%;bottom:78px;display:flex;align-items:flex-end;gap:6px}
.hero__char{display:flex;flex-direction:column;align-items:center}
.hero__char img{width:100%;filter:drop-shadow(0 16px 26px rgba(0,40,70,.4))}
.hero__char figcaption{margin-top:6px;font-family:var(--display);font-weight:700;color:#fff;font-size:.92rem;letter-spacing:.04em;text-shadow:0 2px 10px rgba(0,0,0,.45)}
.hero__char--a{width:clamp(140px,16vw,230px);animation:bob 3.6s ease-in-out infinite}
.hero__char--b{width:clamp(120px,14vw,195px);margin-bottom:6px;animation:bob 3.6s ease-in-out infinite .8s}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-12px) rotate(1deg)}}
/* 左右反転しながらbob（内向きキャラ用） */
@keyframes bobflip{0%,100%{transform:scaleX(-1) translateY(0) rotate(-1deg)}50%{transform:scaleX(-1) translateY(-12px) rotate(1deg)}}
.hero__countdown{position:absolute;z-index:3;right:30px;top:96px;display:flex;gap:10px}
.cd__unit{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(6px);border-radius:14px;padding:10px 14px;text-align:center;min-width:62px}
.cd__num{font-family:var(--display);font-weight:900;font-size:1.5rem;line-height:1;display:block}
.cd__lab{font-size:.66rem;letter-spacing:.1em;color:var(--sky-l);margin-top:4px;display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Fun showcase ===== */
.fun{padding:84px 0;background:var(--aqua)}
.fun__grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:208px;gap:16px}
.fun__card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin:0;min-height:0}
.fun__card img{width:100%;height:100%;object-fit:cover;transition:transform .6s;display:block}
.fun__card:hover img{transform:scale(1.07)}
/* row1-2左に大(2x2)、右に熱気球ワイド＋通常2枚、row3に文化ワイド＋喜ぶキャラ2枠 */
.fun__card--xl{grid-column:span 2;grid-row:span 2}
.fun__card--w{grid-column:span 2}
.fun__card figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 18px 14px;display:flex;flex-direction:column;gap:3px;background:linear-gradient(0deg,rgba(2,40,70,.82),rgba(2,40,70,.1) 70%,transparent);color:#fff}
.fun__tag{align-self:flex-start;background:var(--sun);color:#fff;font-weight:700;font-size:.72rem;padding:3px 12px;border-radius:999px;margin-bottom:4px;box-shadow:0 6px 14px -6px rgba(240,111,31,.6)}
.fun__t{font-family:var(--display);font-weight:700;font-size:1.05rem;line-height:1.3;text-shadow:0 2px 8px rgba(0,0,0,.4)}
.fun__card--xl .fun__t{font-size:1.5rem}
.fun__d{font-size:.86rem;color:rgba(255,255,255,.92)}

/* カードの隙間で喜ぶキャラ（グリッドの空きマスに配置）
   反転は外側セル(scaleX)で、上下のbobは内側imgで分離（bobがtransformを上書きするため） */
.fun__joycell{position:relative;display:flex;align-items:flex-end;justify-content:center;overflow:visible;pointer-events:none}
.fun__joy{width:auto;max-height:120%;filter:drop-shadow(0 12px 16px rgba(0,40,70,.22));animation:bob 3.6s ease-in-out infinite}
/* この2体の左側に文化ステージカード（コンテンツ）がある→2体とも左(内側)を向く。
   素材は素のままで左向きなので反転しない。 */
.fun__joycell--r .fun__joy{animation-delay:.7s}

/* 昨年の様子（実写・小さめ・エビデンス） */
.lastyear{margin-top:64px;padding-top:40px;border-top:1.5px dashed var(--sky-l)}
.lastyear__head{text-align:center;margin-bottom:24px}
.lastyear__en{display:inline-block;font-family:var(--display);font-weight:700;font-size:.74rem;letter-spacing:.18em;color:var(--blue);background:rgba(255,255,255,.6);border-radius:999px;padding:4px 14px}
.lastyear__ja{font-family:var(--display);font-weight:900;font-size:1.5rem;color:var(--ink);margin:8px 0 4px}
.lastyear__note{font-size:.92rem;color:var(--ink-soft)}
.lastyear__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.ly__card{position:relative;margin:0;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-s);aspect-ratio:4/3}
.ly__card img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s;filter:saturate(.96)}
.ly__card:hover img{transform:scale(1.06)}
.ly__card figcaption{position:absolute;left:0;right:0;bottom:0;padding:18px 10px 7px;font-size:.74rem;font-weight:700;color:#fff;text-align:center;background:linear-gradient(0deg,rgba(2,40,70,.8),transparent)}

/* ===== About ===== */
.about{padding:96px 0 84px;background:var(--aqua2)}
.about__body{max-width:820px;margin:0 auto;text-align:center}
/* CSG見出しのミニマスコット */
.csg__mascot{display:inline-block;width:46px;vertical-align:-12px;margin-right:6px}
.csg__mascot img{width:100%;animation:bob 4s ease-in-out infinite}
.about__lead{font-family:var(--display);font-size:clamp(1.4rem,3.4vw,2.1rem);font-weight:700;line-height:1.7;color:var(--ink)}
.about__lead strong{color:var(--blue)}
.about__txt{margin-top:20px;color:var(--ink-soft);font-size:1rem}
.about__pills{display:flex;gap:18px;justify-content:center;margin-top:48px;flex-wrap:wrap}
.pill{background:var(--aqua);border-radius:var(--radius);padding:26px 30px;min-width:190px;text-align:center;box-shadow:var(--shadow-s)}
.pill__num{display:block;font-family:var(--display);font-weight:900;font-size:1.7rem;color:var(--blue);line-height:1.1}
.pill__txt{display:block;margin-top:8px;font-size:.9rem;color:var(--ink-soft);font-weight:500}

/* ===== CSG ===== */
.csg{padding:78px 0;background:var(--aqua2)}
.csg__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.csg__h{font-family:var(--display);font-weight:900;font-size:clamp(1.5rem,3.6vw,2.1rem);margin:10px 0 18px;line-height:1.4}
.csg__txt p{color:var(--ink-soft);margin-bottom:14px}
.csg__note{font-size:.92rem}
.csg__fig{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.csg__fig img{width:100%;height:340px;object-fit:cover}
.csg__fig figcaption{position:absolute;left:0;right:0;bottom:0;padding:24px 18px 12px;font-size:.8rem;color:#fff;background:linear-gradient(0deg,rgba(0,0,0,.5),transparent)}

/* ===== Outline ===== */
.outline{padding:90px 0;background:var(--aqua2)}
.outline__card{max-width:820px;margin:0 auto;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 38px 30px;border:1px solid var(--line)}
.outline__dl>div{display:flex;gap:24px;padding:20px 0;border-bottom:1px dashed var(--line)}
.outline__dl>div:last-child{border-bottom:0}
.outline__dl dt{flex:0 0 116px;font-weight:700;color:var(--blue);font-size:.95rem}
.outline__dl dd{flex:1;color:var(--ink)}
.outline__addr{color:var(--ink-soft);font-size:.92rem}
.outline__sup{margin-top:18px;font-size:.84rem;color:var(--ink-soft);text-align:center}

/* ===== Timetable ===== */
.tt{padding:92px 0;background:var(--aqua)}
.tt__list{max-width:760px;margin:0 auto;position:relative}
.tt__list:before{content:"";position:absolute;left:88px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--sky-l),var(--aqua))}
.tt__row{display:flex;gap:28px;align-items:flex-start;padding:14px 0;position:relative}
.tt__time{flex:0 0 76px;text-align:right;font-family:var(--display);font-weight:900;color:var(--blue);font-size:1.12rem;padding-top:2px}
.tt__body{flex:1;background:var(--aqua2);border-radius:var(--radius-s);padding:14px 20px;position:relative}
.tt__body:before{content:"";position:absolute;left:-25px;top:18px;width:13px;height:13px;border-radius:50%;background:#fff;border:3px solid var(--sky)}
.tt__title{display:block;font-weight:700;font-size:1.04rem}
.tt__desc{display:block;margin-top:4px;font-size:.88rem;color:var(--ink-soft)}
.tt__row--hl .tt__body{background:linear-gradient(135deg,#FFF1E6,#FFE3CF)}
.tt__row--hl .tt__body:before{border-color:var(--sun);background:#fff}
.tt__row--hl .tt__title{color:var(--sun-d)}
.tt__cap{text-align:center;margin-top:30px;font-size:.84rem;color:var(--ink-soft)}

/* ===== Guests ===== */
.guest{padding:96px 0;background:var(--aqua2)}
.guest__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.gcard{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);transition:transform .3s,box-shadow .3s}
.gcard:hover{transform:translateY(-6px);box-shadow:0 26px 60px -24px rgba(6,86,150,.45)}
.gcard__photo{aspect-ratio:3/4;overflow:hidden;background:var(--aqua)}
.gcard__photo img{width:100%;height:100%;object-fit:cover}
.gcard__photo--placeholder{display:flex;align-items:center;justify-content:center;background:repeating-linear-gradient(135deg,var(--aqua),var(--aqua) 14px,#e1f1f8 14px,#e1f1f8 28px)}
.gcard__ph{font-family:var(--display);font-weight:900;color:var(--sky);letter-spacing:.12em;text-align:center;font-size:1.1rem}
.gcard__ph small{font-size:.6em;letter-spacing:.05em}
.gcard__body{padding:22px 22px 26px}
.gcard__role{display:inline-block;background:var(--aqua);color:var(--blue);font-size:.74rem;font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.06em}
.gcard__name{font-family:var(--display);font-weight:900;font-size:1.3rem;margin:12px 0 0;line-height:1.35}
.gcard__yomi{display:block;font-size:.72rem;color:var(--ink-soft);font-weight:500;letter-spacing:.08em;margin-top:3px}
.gcard__amp{color:var(--sun);margin:0 .12em;font-size:.85em}
.gcard__txt{margin-top:12px;font-size:.9rem;color:var(--ink-soft);line-height:1.85}

.signing{display:flex;align-items:center;gap:24px;max-width:760px;margin:46px auto 0;background:#fff;border:1.6px dashed var(--sky-l);border-radius:var(--radius);padding:24px 30px}
.signing__mark{flex:0 0 auto;font-family:var(--display);font-weight:900;color:#fff;background:var(--sky);border-radius:14px;padding:14px 16px;font-size:.95rem;text-align:center;line-height:1.3}
.signing__name{font-family:var(--display);font-weight:700;font-size:1.12rem}
.signing__txt{margin-top:6px;font-size:.9rem;color:var(--ink-soft)}

/* ===== Contents ===== */
.cont{padding:96px 0;background:var(--aqua)}
.cont__feature{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;background:var(--aqua);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:40px}
.cont__featImg{height:100%}
.cont__featImg img{width:100%;height:100%;min-height:300px;object-fit:cover}
.cont__featTxt{padding:36px 40px 36px 0}
.cont__tag{display:inline-block;background:var(--sun);color:#fff;font-size:.74rem;font-weight:700;padding:5px 14px;border-radius:999px;letter-spacing:.06em}
.cont__featTxt h3{font-family:var(--display);font-weight:900;font-size:1.7rem;margin:14px 0 12px;color:var(--ink)}
.cont__featTxt p{color:var(--ink-soft)}
.cont__small{display:block;margin-top:8px;font-size:.8rem;color:var(--blue);font-weight:500}
.cont__feature--rev{direction:rtl}
.cont__feature--rev>*{direction:ltr}
.cont__feature--rev .cont__featTxt{padding:36px 0 36px 40px}
.cont__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ccard{background:var(--aqua2);border-radius:var(--radius);padding:30px 26px;border:1px solid var(--line);transition:transform .3s,box-shadow .3s}
.ccard:hover{transform:translateY(-5px);box-shadow:var(--shadow-s)}
.ccard__ico{width:58px;height:58px;display:flex;align-items:center;justify-content:center;font-size:1.7rem;line-height:1;margin-bottom:16px;background:#fff;border-radius:50%;box-shadow:0 6px 16px -8px rgba(6,86,150,.4);border:2px solid var(--aqua)}
.ccard h3{font-family:var(--display);font-weight:700;font-size:1.2rem;margin-bottom:8px}
.ccard p{font-size:.9rem;color:var(--ink-soft)}
.cont__photos{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cont__photos--2{grid-template-columns:repeat(2,1fr);max-width:820px;margin:0 auto}
.cphoto{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3;margin:0}
.cphoto img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cphoto:hover img{transform:scale(1.06)}
.cphoto figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 16px 14px;font-family:var(--display);font-weight:700;color:#fff;font-size:1.05rem;background:linear-gradient(0deg,rgba(2,40,70,.8),transparent);text-shadow:0 2px 8px rgba(0,0,0,.4)}
.cont__more{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px}
.cont__more li{background:#fff;border:1.6px solid var(--sky-l);color:var(--blue);font-weight:700;border-radius:999px;padding:10px 22px;font-size:.95rem}
.cont__more--lg li{padding:16px 30px;font-size:1.05rem;box-shadow:var(--shadow-s)}
.cont__card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin:0;aspect-ratio:4/3}
.cont__card img{width:100%;height:100%;object-fit:cover;transition:transform .6s;display:block}
.cont__card:hover img{transform:scale(1.07)}
.cont__card figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px 20px 16px;display:flex;flex-direction:column;gap:4px;background:linear-gradient(0deg,rgba(2,40,70,.86),rgba(2,40,70,.12) 72%,transparent);color:#fff}
.cont__card .cont__t{font-family:var(--display);font-weight:700;font-size:1.18rem;line-height:1.3;text-shadow:0 2px 8px rgba(0,0,0,.4)}
.cont__card .cont__d{font-size:.86rem;color:rgba(255,255,255,.92)}

/* ===== Students ===== */
.stu{padding:90px 0;background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff}
.stu .sechead__en{color:rgba(255,255,255,.8)}
.stu .sechead__ja{color:#fff}
.stu .sechead__note{color:rgba(255,255,255,.9)}
.stu__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px}
.stu__item{background:#fff;border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow);position:relative}
.stu__no{font-family:var(--display);font-weight:900;font-size:2rem;color:var(--sky)}
.stu__item h3{font-family:var(--display);font-weight:700;font-size:1.18rem;margin:4px 0 8px;color:var(--ink)}
.stu__item p{font-size:.9rem;color:var(--ink-soft)}

/* ===== Gallery ===== */
.gallery{padding:90px 0;background:var(--aqua2)}
/* 特大1枚(2×2) + 通常8枚 = 3列×4行にぴったり収まり、空白セルが出ない */
.gallery__grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:16px}
.gallery__item{position:relative;border-radius:var(--radius-s);overflow:hidden;box-shadow:var(--shadow-s);aspect-ratio:4/3}
.gallery__item img{width:100%;height:100%;object-fit:cover;transition:transform .5s;display:block}
.gallery__item:hover img{transform:scale(1.06)}
.gallery__item--big{grid-column:1 / 3;grid-row:1 / 3;aspect-ratio:auto}
.gallery__item--tall img{object-position:center 42%}
.gallery__cap{position:absolute;left:0;bottom:0;right:0;padding:18px 14px 10px;font-size:13px;font-weight:700;color:#fff;letter-spacing:.02em;background:linear-gradient(180deg,rgba(0,0,0,0),rgba(0,0,0,.55));pointer-events:none}
.gallery__item--big .gallery__cap{font-size:16px;padding:26px 18px 14px}
@media (max-width:760px){
  .gallery__grid{grid-template-columns:1fr 1fr}
  .gallery__item--big{grid-column:1 / 3;grid-row:auto;aspect-ratio:16/10}
  .gallery__cap{font-size:12px;padding:14px 11px 8px}
}

/* ===== Access ===== */
.access{padding:96px 0;background:var(--aqua)}
.access__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:stretch}
.access__info{display:flex;flex-direction:column}
.access__place{font-family:var(--display);font-weight:900;font-size:1.4rem;color:var(--ink)}
.access__addr{margin-top:10px;color:var(--ink-soft)}
.access__list{list-style:none;margin:22px 0 26px;display:flex;flex-direction:column;gap:14px}
.access__list li{display:flex;gap:14px;align-items:baseline;padding-bottom:14px;border-bottom:1px dashed var(--line)}
.access__list li span{flex:0 0 64px;font-weight:700;color:var(--blue);font-size:.86rem}
.access__map{align-self:flex-start;margin-top:auto}
.access__map-embed{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:340px;border:1px solid var(--line)}
.access__map-embed iframe{width:100%;height:100%;min-height:340px;border:0;display:block}

/* ===== Sponsors ===== */
.spon{padding:90px 0;background:var(--aqua2)}
.spon__block{max-width:880px;margin:0 auto 34px;text-align:center}
.spon__h{font-family:var(--display);font-weight:900;font-size:1.05rem;color:var(--blue);letter-spacing:.06em;margin-bottom:14px;position:relative;display:inline-block;padding:0 20px}
.spon__h:before,.spon__h:after{content:"";position:absolute;top:50%;width:22px;height:2px;background:var(--sky-l)}
.spon__h:before{left:-12px}.spon__h:after{right:-12px}
.spon__lead{font-family:var(--display);font-weight:700;font-size:1.3rem}
.spon__orgs{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:.98rem;color:var(--ink)}
.spon__orgs--row{flex-direction:row;justify-content:center;gap:30px;font-weight:700}
.spon__note{color:var(--ink-soft);font-size:.92rem;margin-bottom:22px}
.spon__logos{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:680px;margin:0 auto}
.spon__logo{aspect-ratio:16/7;border-radius:var(--radius-s);display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);overflow:hidden}
.spon__logo img{max-width:78%;max-height:70%;object-fit:contain}
.spon__logo--empty{border:1.6px dashed var(--sky-l);background:#fff}
.spon__logo--empty span{font-size:.74rem;color:var(--sky);font-weight:700;text-align:center;letter-spacing:.04em}
.spon__cta{display:inline-block;margin-top:24px;color:var(--blue);font-weight:700;font-size:.95rem}
.spon__cta:hover{color:var(--sun-d)}

/* ===== Achievement ===== */
.ach{padding:92px 0;background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff}
.ach .sechead__ja{color:#fff}
.ach .sechead__en{color:rgba(255,255,255,.82)}
.ach__stats{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;max-width:860px;margin:0 auto 8px;align-items:stretch}
.ach__stat{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);border-radius:var(--radius);padding:34px 26px;text-align:center;backdrop-filter:blur(4px);display:flex;flex-direction:column;justify-content:center;gap:6px}
.ach__num{display:block;font-family:var(--display);font-weight:900;font-size:2.6rem;line-height:1;color:#fff}
.ach__stat--hero .ach__num{font-size:3.6rem}
.ach__u{font-size:.42em;margin-left:.15em}
.ach__lab{display:block;font-weight:700;font-size:1rem}
.ach__goal{display:block;margin-top:6px;font-weight:400;font-size:.84rem;color:rgba(255,255,255,.85)}
.ach__goal strong{color:var(--sunny);font-weight:700}
.ach__reach{max-width:880px;margin:0 auto;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);padding:28px 34px}
.ach__rh{font-family:var(--display);font-weight:700;font-size:1.1rem;margin-bottom:14px;text-align:center}
.ach__list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 28px}
.ach__list li{font-size:.92rem;line-height:1.7;padding-left:2px}
.ach__list strong{display:block;color:var(--sunny);font-size:.82rem;letter-spacing:.04em;margin-bottom:2px}

/* ===== For Sponsors ===== */
.sponsor{padding:96px 0;background:var(--aqua2)}
.merit{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:56px}
.merit__card{background:#fff;border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-s);border:1px solid var(--line)}
.merit__no{font-family:var(--display);font-weight:900;color:var(--sky);font-size:1.4rem}
.merit__card h3{font-family:var(--display);font-weight:700;font-size:1.08rem;margin:6px 0 8px;line-height:1.4}
.merit__card p{font-size:.88rem;color:var(--ink-soft)}
.plans{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:start}
.plan{background:#fff;border-radius:var(--radius);padding:30px 24px;border:1px solid var(--line);box-shadow:var(--shadow-s);position:relative}
.plan--feat{border:2px solid var(--sun);box-shadow:0 22px 50px -20px rgba(240,111,31,.45);background:linear-gradient(180deg,#fff,#FFF7F1)}
.plan__badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--sun);color:#fff;font-family:var(--display);font-weight:900;font-size:.74rem;letter-spacing:.1em;padding:6px 16px;border-radius:999px;box-shadow:0 8px 18px -8px rgba(240,111,31,.6)}
.plan__name{font-family:var(--display);font-weight:900;font-size:1.18rem;color:var(--blue);text-align:center}
.plan--feat .plan__name{color:var(--sun-d)}
.plan__price{font-family:var(--display);font-weight:900;font-size:2.5rem;color:var(--ink);text-align:center;line-height:1;margin:8px 0 18px}
.plan__price span{font-size:.4em;margin-left:.1em;color:var(--ink-soft)}
.plan__list{list-style:none;display:flex;flex-direction:column;gap:10px}
.plan__list li{position:relative;padding-left:24px;font-size:.86rem;line-height:1.55;color:var(--ink)}
.plan__list li:before{content:"";position:absolute;left:2px;top:7px;width:13px;height:8px;border-left:2.4px solid var(--sky);border-bottom:2.4px solid var(--sky);transform:rotate(-45deg)}
.plan--feat .plan__list li:before{border-color:var(--sun)}
.plans__note{margin-top:40px;display:flex;flex-direction:column;align-items:center;gap:18px}
.plans__deadline{font-weight:700;color:var(--blue);background:#fff;border:1.6px solid var(--sky-l);border-radius:999px;padding:10px 24px;font-size:.95rem}

/* ===== Supporters ===== */
.spon__grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:820px;margin:0 auto 18px}
.spon__block--coop{max-width:820px;margin:0 auto}

/* ===== Contact ===== */
.contact{padding:80px 0 96px;background:var(--aqua2)}
.contact__card{max-width:760px;margin:0 auto;background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff;border-radius:var(--radius);padding:50px 46px;text-align:center;box-shadow:var(--shadow)}
.contact__card .sechead__en{color:rgba(255,255,255,.82)}
.contact__h{font-family:var(--display);font-weight:900;font-size:2rem;margin:4px 0 14px}
.contact__txt{color:rgba(255,255,255,.94);max-width:34em;margin:0 auto 28px}
.contact__rows{display:flex;flex-direction:column;gap:12px;max-width:460px;margin:0 auto}
.contact__row{display:flex;align-items:center;gap:16px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);border-radius:14px;padding:14px 22px;text-align:left}
.contact__label{flex:0 0 64px;font-weight:700;font-size:.82rem;color:var(--sky-l)}
.contact__val{font-weight:700;font-size:1.05rem}
.contact__link{transition:opacity .2s}
.contact__link:hover{opacity:.78;text-decoration:underline}
.contact__sns{margin-top:24px;font-size:.86rem;color:rgba(255,255,255,.88)}

/* ===== Footer ===== */
.ft{background:#0a2c45;color:#cfe3ef;padding:54px 0 40px;text-align:center}
.ft__chars{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:18px;cursor:pointer;transition:transform .25s ease}
.ft__chars:hover{transform:translateY(-3px)}
.ft__chars img{width:72px;animation:bob 3.6s ease-in-out infinite}
.ft__chars img:last-child{animation-delay:.8s}
.ft__chars span{font-family:var(--display);font-weight:700;font-size:.92rem;color:var(--sky-l);transition:color .25s ease;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px}
.ft__chars:hover span{color:#fff;text-decoration-color:var(--sky-l)}
.ft__brand{font-family:var(--display);font-weight:900;font-size:1.5rem;color:#fff}
.ft__brand span{color:var(--sky-l);margin-left:.15em}
.ft__date{margin-top:14px;font-size:.92rem;line-height:1.8}
.ft__credit{margin-top:16px;font-size:.74rem;color:#7fa3ba}
.ft__copy{margin-top:10px;font-size:.78rem;color:#7fa3ba}

/* ===== To top ===== */
.totop{position:fixed;right:20px;bottom:20px;width:48px;height:48px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:var(--shadow-s);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;z-index:40}
.totop.show{opacity:1;pointer-events:auto}
.totop:hover{transform:translateY(-4px);background:var(--blue-d)}

/* ===== Responsive ===== */
@media (max-width:900px){
  .csg__grid,.cont__feature,.access__grid{grid-template-columns:1fr}
  .cont__featTxt{padding:0 30px 34px}
  .guest__grid,.cont__grid,.stu__grid{grid-template-columns:1fr 1fr}
  .csg__fig img{height:260px}
  .ach__stats,.merit,.plans{grid-template-columns:1fr 1fr}
  .fun__grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:180px}
  .fun__card--xl{grid-column:span 2;grid-row:span 2}
  .fun__card--w{grid-column:span 2}
  .lastyear__grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:760px){
  .sp{display:inline}
  .hdr__nav{position:fixed;inset:0 0 0 auto;width:78%;max-width:320px;background:#fff;flex-direction:column;justify-content:center;gap:8px;padding:40px;transform:translateX(100%);transition:transform .35s;box-shadow:-10px 0 40px -20px rgba(0,0,0,.4)}
  .hdr__nav.open{transform:none}
  .hdr__nav a{color:var(--ink)!important;text-shadow:none!important;font-size:1.05rem;padding:10px 0;width:100%;text-align:center;border-bottom:1px solid var(--line)}
  .nav-cta{border-bottom:0!important;margin-top:10px}
  .hdr__burger{display:flex;z-index:60}
  .hdr__burger.open span:nth-child(1){transform:translateY(7.6px) rotate(45deg)}
  .hdr__burger.open span:nth-child(2){opacity:0}
  .hdr__burger.open span:nth-child(3){transform:translateY(-7.6px) rotate(-45deg)}
  .hdr__burger.open span{background:var(--ink)!important;box-shadow:none}
  .hero__meta{gap:14px;padding:14px 18px}
  .hero__metaVal{font-size:1.3rem}
  .hero__countdown{display:none}
  .hero__mascots{right:0;left:0;bottom:64px;justify-content:center;gap:0}
  .hero__char--a{width:130px}
  .hero__char--b{width:112px}
  .cloud--1{width:96px;top:13%}
  .cloud--2{width:70px}
  .guest__grid,.cont__grid,.stu__grid{grid-template-columns:1fr}
  .cont__photos{grid-template-columns:1fr}
  .signing{flex-direction:column;text-align:center}
  .outline__dl>div{flex-direction:column;gap:4px}
  .outline__dl dt{flex:none}
  .tt__list:before{left:64px}
  .tt__time{flex:0 0 54px;font-size:1rem}
  .spon__logos{grid-template-columns:1fr 1fr}
  .spon__orgs--row{flex-direction:column;gap:8px}
  .ach__stats,.merit,.plans,.spon__grid{grid-template-columns:1fr}
  .ach__list{grid-template-columns:1fr}
  .fun__grid{grid-template-columns:1fr 1fr;grid-auto-rows:150px}
  .fun__card--xl{grid-column:span 2;grid-row:span 2}
  .fun__card--w{grid-column:span 2}
  .lastyear__grid{grid-template-columns:repeat(2,1fr)}
  .lastyear{margin-top:44px}
  .contact__card{padding:38px 24px}
  .contact__row{flex-direction:column;align-items:flex-start;gap:4px}
}

/* ============================================================
   そらまめ風 ポップ・オーバーホール（ずっと子ども向け／白い余白を消す）
   ・全セクションに濃いめの空色／丘の緑／クリーム等の背景
   ・各セクション上端に白い雲のへり（有機的な区切り）
   ・雲とキャラのあしらい
   ============================================================ */
:root{
  --p-sky:linear-gradient(180deg,#bfe6fa 0%,#e3f4fd 100%);
  --p-grass:linear-gradient(180deg,#cfecb7 0%,#e9f7dd 100%);
  --p-cream:linear-gradient(180deg,#ffeec2 0%,#fff7e4 100%);
  --p-pink:linear-gradient(180deg,#ffd7e5 0%,#fff0f6 100%);
  --p-mint:linear-gradient(180deg,#c6ecdf 0%,#e7f7f1 100%);
}
body{background:#cdeafa}

/* セクション境界：お手本（ソラマメ）に倣い、現セクション色が上へ大きな1本の弧で張り出す */
.fun,.about,.outline,.tt,.guest,.cont,.gallery,.access,.sponsor,.spon,.contact{position:relative}
.fun::before,.about::before,.outline::before,.tt::before,.guest::before,.cont::before,.gallery::before,.access::before,.sponsor::before,.spon::before,.contact::before{
  content:"";position:absolute;left:-2%;right:-2%;top:-58px;height:62px;z-index:2;pointer-events:none;
  background:var(--edge,#fff);
  border-radius:50% 50% 0 0/100% 100% 0 0;
}
/* 弧の色＝現セクションの背景色（上のセクションへ張り出す） */
.fun::before{--edge:var(--p-sky)}
.about::before{--edge:var(--p-cream)}
.outline::before{--edge:var(--p-grass)}
.tt::before{--edge:var(--p-sky)}
.guest::before{--edge:var(--p-pink)}
.cont::before{--edge:var(--p-grass)}
.gallery::before{--edge:var(--p-sky)}
.access::before{--edge:var(--p-cream)}
.sponsor::before{--edge:var(--p-mint)}
.spon::before{--edge:var(--p-cream)}
.contact::before{--edge:var(--p-sky)}
/* 背景色（濃いめ・交互・ポップ）。白い極淡aquaを上書き */
.fun{background:var(--p-sky)!important;padding-top:96px}
.about{background:var(--p-cream)!important;padding-top:96px}
.csg{background:var(--p-cream)!important}
.outline{background:var(--p-grass)!important;padding-top:96px}
.tt{background:var(--p-sky)!important;padding-top:96px}
.guest{background:var(--p-pink)!important;padding-top:96px}
.cont{background:var(--p-grass)!important;padding-top:96px}
.gallery{background:var(--p-sky)!important;padding-top:96px}
.access{background:var(--p-cream)!important;padding-top:96px}
.sponsor{background:var(--p-mint)!important;padding-top:96px}
.spon{background:var(--p-cream)!important;padding-top:96px}
.contact{background:var(--p-sky)!important;padding-top:90px}

/* ふわふわ浮かぶ雲（装飾） */
.fun,.outline,.guest,.gallery,.access{}
.fun::after,.guest::after,.access::after{
  content:"";position:absolute;z-index:1;pointer-events:none;width:160px;height:60px;opacity:.85;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='60'%3E%3Cg fill='%23ffffff'%3E%3Cellipse cx='52' cy='40' rx='52' ry='20'/%3E%3Ccircle cx='58' cy='30' r='24'/%3E%3Ccircle cx='96' cy='34' r='20'/%3E%3Ccircle cx='30' cy='36' r='18'/%3E%3C/g%3E%3C/svg%3E") no-repeat;
}
.fun::after{right:4%;top:54px}
.guest::after{left:3%;top:60px;transform:scale(.8)}
.access::after{right:5%;top:58px;transform:scale(.7)}

/* セクション内の中身は雲のへり・雲より前面に */
.fun>.wrap,.about>.wrap,.outline>.wrap,.tt>.wrap,.guest>.wrap,.cont>.wrap,.gallery>.wrap,.access>.wrap,.sponsor>.wrap,.spon>.wrap,.contact>.wrap{position:relative;z-index:4}

/* 見出しをよりポップに（英語アイブロウを丸く色付き） */
.sechead__en{background:#fff;padding:5px 16px;border-radius:999px;box-shadow:0 6px 16px -8px rgba(6,86,150,.3);color:var(--sun-d)}
.sechead__ja{text-shadow:0 2px 0 #fff}

/* カード類の角丸・影をふっくら（子ども向け） */
.outline__card,.gcard,.ccard,.merit__card,.plan,.pill,.spon__logo,.signing{border-radius:22px}

/* マスコットがセクションから覗く */
.outline::after,.gallery::after{
  content:"";position:absolute;z-index:4;pointer-events:none;
  width:96px;height:120px;background:url("/images/iwaccha-clap.png") no-repeat center/contain;
  filter:drop-shadow(0 10px 16px rgba(0,40,70,.22));
}
.outline::after{right:2%;bottom:-6px;transform:rotate(4deg)}
.gallery::after{display:none}

@media (max-width:760px){
  .fun::after,.guest::after,.access::after{display:none}
  .outline::after{width:66px;height:84px;right:1%}
  .sechead__en{font-size:.74rem}
}

/* 修正：濃紺セクション上の英語ラベルは半透明ピル＋白文字（白ピル＝空白の壊れたボタンに見えるバグ対策） */
.stu .sechead__en,.ach .sechead__en,.contact__card .sechead__en{background:rgba(255,255,255,.2)!important;color:#fff!important;box-shadow:none!important}
/* 修正：青背景の白見出しに白text-shadowが乗ると文字がダブって滲む→白文字は影を消す */
.stu .sechead__ja,.ach .sechead__ja{color:#fff;text-shadow:none}
.stu .sechead__note{color:rgba(255,255,255,.88)}

/* ===== Program（主なプログラム：2カラム） ===== */
.prog__grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:900px;margin:0 auto}
.prog__col{background:#fff;border-radius:var(--radius);padding:28px 28px 22px;box-shadow:var(--shadow-s)}
.prog__h{font-family:var(--display);font-weight:900;font-size:1.18rem;color:var(--blue);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--aqua)}
.prog__list{list-style:none;display:flex;flex-direction:column}
.prog__list li{padding:13px 2px;border-bottom:1px solid var(--aqua);display:flex;flex-direction:column;gap:2px}
.prog__list li:last-child{border-bottom:0}
.prog__t{font-weight:700;font-size:1.04rem;color:var(--ink)}
.prog__d{font-size:.86rem;color:var(--ink-soft)}

/* ===== Timetable（時刻入りタイムライン＋終日ブース） ===== */
.tt__draft{display:inline-block;background:var(--sun);color:#fff;font-weight:700;font-size:.78rem;
  padding:3px 12px;border-radius:999px;margin-right:8px;vertical-align:1px;letter-spacing:.02em}
.ttx{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;max-width:980px;margin:0 auto;align-items:start}
.ttx__h{font-family:var(--display);font-weight:900;font-size:1.14rem;color:var(--ink);margin-bottom:18px;display:flex;align-items:center;gap:10px}
.ttx__hi{font-family:var(--display);font-weight:900;font-size:.66rem;letter-spacing:.12em;color:#fff;background:var(--blue);border-radius:999px;padding:4px 11px}
.ttx__hi--sun{background:var(--sun)}

/* ステージ：縦タイムライン */
.ttx__main{background:#fff;border-radius:var(--radius);padding:28px 30px 22px;box-shadow:var(--shadow-s)}
.ttl{list-style:none;position:relative;margin:0;padding:0}
.ttl:before{content:"";position:absolute;left:62px;top:10px;bottom:18px;width:2px;background:linear-gradient(var(--sky-l),var(--aqua))}
.ttl__row{display:flex;gap:24px;align-items:flex-start;padding:9px 0;position:relative}
.ttl__time{flex:0 0 52px;text-align:right;font-family:var(--display);font-weight:900;color:var(--blue);font-size:1.04rem;padding-top:9px}
.ttl__card{flex:1;background:var(--aqua2);border-radius:var(--radius-s);padding:11px 16px;position:relative}
.ttl__card:before{content:"";position:absolute;left:-23px;top:16px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--sky)}
.ttl__title{display:block;font-weight:700;font-size:1.02rem;line-height:1.45}
.ttl__sub{display:block;margin-top:2px;font-size:.84rem;color:var(--ink-soft)}
.ttl__badge{display:inline-block;font-family:var(--display);font-weight:700;font-size:.66rem;letter-spacing:.06em;
  color:#fff;background:var(--sun);border-radius:999px;padding:2px 9px;margin-bottom:5px}
.ttl__badge--mochi{background:var(--leaf)}
.ttl__row--hl .ttl__card{background:linear-gradient(135deg,#FFF3E8,#FFE6D2)}
.ttl__row--hl .ttl__card:before{border-color:var(--sun);background:#fff}
.ttl__note{margin-top:16px;font-size:.82rem;color:var(--ink-soft)}

/* 体験・ブース：終日チップ */
.ttx__side{background:#fff;border-radius:var(--radius);padding:26px 26px 24px;box-shadow:var(--shadow-s)}
.ttx__sidelead{font-size:.9rem;color:var(--ink-soft);margin-bottom:16px}
.ttx__chips{list-style:none;display:flex;flex-direction:column;gap:10px;margin:0;padding:0}
.ttx__chips li{background:var(--aqua);border-radius:12px;padding:13px 16px;font-weight:700;font-size:.96rem;color:var(--blue)}

@media (max-width:760px){
  .ttx{grid-template-columns:1fr;gap:16px}
  .ttx__main{padding:24px 18px 18px}
  .ttl:before{left:50px}
  .ttl__row{gap:16px}
  .ttl__time{flex:0 0 44px;font-size:.96rem}
}

/* ===== Characters（公式キャラクター紹介＋進化） ===== */
.nowrap{white-space:nowrap}
.chars{padding:84px 0;background:linear-gradient(180deg,var(--aqua2),var(--aqua))}
.chars__grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;max-width:960px;margin:0 auto}
.charcard{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-s);
  padding:30px 28px 28px;display:flex;flex-direction:column;align-items:center;text-align:center;
  border:2px solid var(--white);transition:transform .3s ease,box-shadow .3s ease;
}
.charcard:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.charcard__imgwrap{
  width:210px;height:210px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;margin-bottom:18px;
}
.charcard--iwa .charcard__imgwrap{background:radial-gradient(circle at 50% 45%,#f4ead7,#eadcc0)}
.charcard--ayu .charcard__imgwrap{background:radial-gradient(circle at 50% 45%,#eef6dc,#dcecbf)}
.charcard__img{width:90%;filter:drop-shadow(0 12px 18px rgba(0,40,70,.2));animation:bob 4s ease-in-out infinite}
.charcard--ayu .charcard__img{animation-delay:.7s}
.charcard__name{font-family:var(--display);font-weight:900;font-size:1.5rem;color:var(--blue);letter-spacing:.04em}
.charcard__motif{font-size:.86rem;color:var(--sky);font-weight:700;margin:4px 0 14px}
.charcard__desc{font-size:.92rem;color:var(--ink-soft);line-height:1.8}
.charcard__line{
  margin-top:14px;font-family:var(--display);font-weight:700;color:var(--sun-d);
  font-size:1rem;background:var(--aqua);border-radius:999px;padding:8px 18px;
}

/* 進化 */
.evo{margin-top:64px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-s);padding:44px 32px;max-width:960px;margin-left:auto;margin-right:auto}
.evo__head{text-align:center;margin-bottom:34px}
.evo__h{font-family:var(--display);font-weight:900;font-size:clamp(1.3rem,3.2vw,1.7rem);color:var(--ink);line-height:1.5;margin-top:6px}
.evo__note{margin-top:12px;color:var(--ink-soft);font-size:.92rem;max-width:620px;margin-left:auto;margin-right:auto}
.evo__rows{display:flex;flex-direction:column;gap:26px}
.evo__row{display:flex;align-items:center;justify-content:center;gap:20px}
.evo__cell{display:flex;flex-direction:column;align-items:center;gap:8px}
.evo__cell img{width:120px;filter:drop-shadow(0 10px 14px rgba(0,40,70,.2))}
.evo__cell--big img{width:175px}
.evo__cell figcaption{font-family:var(--display);font-weight:700;font-size:.95rem;color:var(--blue)}
.evo__cell--big figcaption{color:var(--sun-d)}
.evo__arrow{color:var(--sky);font-size:1.6rem;flex:none}
.chars__more{text-align:center;margin-top:44px}

/* 見出しの両隣にキャラ（賑やかversion） */
.sechead--duo{position:relative;padding-top:8px}
.sechead__buddy{position:absolute;top:-18px;width:128px;z-index:2;pointer-events:none;filter:drop-shadow(0 12px 18px rgba(0,40,70,.22));animation:bob 3.6s ease-in-out infinite}
/* 左のイワッチャは右(内側)向き＝反転bobflip、右のアユマルは素材が元から左(内側)向きなので通常bob */
.sechead__buddy--l{right:calc(50% + 210px);animation-name:bobflip}
.sechead__buddy--r{left:calc(50% + 210px);animation-delay:.7s}
@media (max-width:980px){
  .sechead__buddy{width:96px;top:-6px}
  .sechead__buddy--l{right:calc(50% + 150px)}
  .sechead__buddy--r{left:calc(50% + 150px)}
}
@media (max-width:680px){
  /* スマホは見出し上に2匹を並べて、文字に被らせない */
  .sechead--duo{padding-top:118px}
  .sechead__buddy{width:96px;top:0}
  .sechead__buddy--l{right:auto;left:calc(50% - 100px)}
  .sechead__buddy--r{left:auto;right:calc(50% - 100px)}
}

@media (max-width:760px){
  .chars{padding:60px 0}
  .chars__grid{grid-template-columns:1fr;gap:20px;max-width:420px}
  .charcard__imgwrap{width:180px;height:180px}
  .evo{padding:32px 18px;margin-top:48px}
  .evo__row{gap:12px}
  .evo__cell img{width:84px}
  .evo__cell--big img{width:120px}
  .evo__arrow{font-size:1.2rem}
}

/* ===== サイン会（よしひろ先生：特別ゲスト格） ===== */
.signing{align-items:center;gap:28px;background:linear-gradient(135deg,#FFF6EC,#FFE9D4);border:0;box-shadow:var(--shadow-s)}
.signing__mark{background:var(--sun);font-size:1rem}
.signing__role{display:block;font-size:.82rem;color:var(--sun-d);font-weight:700;letter-spacing:.06em;margin-bottom:2px}
.signing__name{font-family:var(--display);font-weight:900;font-size:1.34rem;color:var(--ink)}
.signing__note{margin-top:6px;font-size:.92rem;color:var(--ink-soft)}

@media (max-width:760px){
  .prog__grid{grid-template-columns:1fr;gap:16px}
  .signing__role{margin-top:8px}
}

/* ===== CONCEPT（ダム写真の上に数値オーバーレイ） ===== */
.concept{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);max-width:1000px;margin:0 auto}
.concept__img{width:100%;height:clamp(340px,46vw,520px);object-fit:cover;display:block}
.concept__overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:22px;
  padding:clamp(24px,4vw,48px);color:#fff;
  background:linear-gradient(180deg,rgba(3,42,75,0) 30%,rgba(3,42,75,.18) 55%,rgba(3,42,75,.78) 100%)}
.concept__lead{font-family:var(--display);font-weight:700;font-size:clamp(1.15rem,2.6vw,1.7rem);line-height:1.55;text-shadow:0 2px 12px rgba(0,0,0,.45)}
.concept__lead strong{color:var(--sunny)}
.concept__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.cstat{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-s);padding:16px 14px;text-align:center;backdrop-filter:blur(6px)}
.cstat__num{display:block;font-family:var(--display);font-weight:900;font-size:clamp(1.1rem,2.4vw,1.5rem);line-height:1.15}
.cstat__txt{display:block;margin-top:5px;font-size:.8rem;color:rgba(255,255,255,.9)}
@media (max-width:760px){
  .concept__stats{grid-template-columns:1fr;gap:8px}
  .cstat{display:flex;align-items:baseline;justify-content:center;gap:10px;padding:11px 14px}
  .cstat__num{font-size:1.05rem}
  .cstat__txt{margin-top:0}
}

/* ===== 跳ねるマスコット（スクロールで左→右に横断） ===== */
.hoplane{position:relative;height:0;overflow:visible;z-index:6;pointer-events:none}
.hopper{position:absolute;left:0;bottom:-22px;width:78px;
  filter:drop-shadow(0 10px 14px rgba(0,40,70,.28));
  will-change:transform;transition:transform .08s linear}
@media (max-width:760px){ .hopper{width:58px} }
@media (prefers-reduced-motion:reduce){
  .hopper{transition:none}
}

.stu__item .stu__no{display:inline-block;margin-bottom:4px}