:root{
  --pink:#e8336f; --pink-d:#c21f58; --pink-l:#fde3ec; --pink-ll:#fff4f7;
  --orange:#f08a1c; --blue:#2f7fc1; --ink:#2b2226; --ink2:#5d5157;
  --cream:#fffaf6; --gold:#b8894a;
  --r:22px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Zen Maru Gothic",sans-serif;color:var(--ink);background:var(--cream);line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.mincho{font-family:"Zen Old Mincho",serif}
.hand{font-family:"Klee One",cursive}
.grad-txt{background:linear-gradient(90deg,var(--pink) 0%,var(--pink) 45%,var(--orange) 46%,var(--orange) 70%,var(--pink) 71%);-webkit-background-clip:text;background-clip:text;color:transparent}

/* watercolor wash backgrounds */
.wash{position:relative;isolation:isolate}
.wash::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
   radial-gradient(40% 30% at 8% 12%, rgba(255,170,200,.45), transparent 70%),
   radial-gradient(35% 28% at 95% 20%, rgba(255,214,150,.40), transparent 70%),
   radial-gradient(40% 30% at 85% 90%, rgba(170,210,255,.40), transparent 70%),
   radial-gradient(30% 25% at 10% 85%, rgba(190,235,190,.35), transparent 70%);}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,250,246,.88);backdrop-filter:blur(10px);border-bottom:1px solid rgba(232,51,111,.12)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.hdr .logo{font-weight:900;font-size:15px;letter-spacing:.04em}
.hdr .logo b{color:var(--pink)}
.hdr nav{display:flex;gap:22px;font-size:14px;font-weight:700}
.hdr nav a{text-decoration:none;color:var(--ink2)}
.hdr nav a:hover{color:var(--pink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;font-weight:900;border-radius:999px;transition:transform .2s, box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-pink{background:linear-gradient(135deg,#f0477f,var(--pink-d));color:#fff;box-shadow:0 8px 22px -8px rgba(194,31,88,.6)}
.btn-sm{padding:9px 18px;font-size:13px}
.btn-lg{padding:20px 40px;font-size:19px;min-width:300px}
.btn-line{background:#fff;color:var(--pink-d);border:2px solid var(--pink)}
@media(max-width:820px){.hdr nav{display:none}}

/* hero */
.hero{padding:56px 0 40px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}
.hero .lead{font-weight:700;font-size:16px;color:var(--ink2);line-height:1.7}
.hero h1{font-family:"Zen Old Mincho",serif;font-weight:900;line-height:1.25;margin:16px 0 10px}
.hero h1 .big{display:block;white-space:nowrap;font-size:clamp(34px,5.6vw,68px);letter-spacing:-.02em;color:var(--pink-d)}
.hero h1 .big em{font-style:normal;color:var(--orange)}
.hero h1 .sub{display:block;font-size:clamp(20px,3.1vw,36px);white-space:nowrap}
.hero .motto{display:inline-block;margin-top:14px;background:var(--pink-l);color:var(--pink-d);font-weight:700;padding:8px 22px;border-radius:999px;font-size:clamp(14px,1.8vw,17px)}
.hero-photo{position:relative}
.hero-photo .ph{border-radius:200px 200px 28px 28px;overflow:hidden;aspect-ratio:4/5;background:#fff;box-shadow:0 30px 60px -30px rgba(120,30,60,.45);border:6px solid #fff}
.hero-photo .ph img{width:100%;height:100%;object-fit:cover;object-position:52% 0}
.hero-photo .tate{position:absolute;right:-6px;top:20px;writing-mode:vertical-rl;font-size:28px;color:var(--pink-d);background:rgba(255,255,255,.85);padding:14px 8px;border-radius:14px;line-height:1.5}
.hero-photo .bubble{position:absolute;left:-26px;bottom:34px;background:#fff;border:2px solid var(--pink);color:var(--pink-d);font-weight:900;font-size:14px;line-height:1.5;padding:14px 18px;border-radius:50%;width:140px;height:140px;display:grid;place-items:center;text-align:center;transform:rotate(-8deg);box-shadow:0 10px 24px -12px rgba(194,31,88,.5)}
.datecard{margin-top:28px;background:#fff;border-radius:var(--r);padding:20px 24px;box-shadow:0 18px 40px -26px rgba(120,30,60,.4);display:flex;flex-wrap:wrap;align-items:center;gap:6px 22px}
.datecard .d{font-family:"Zen Old Mincho",serif;font-weight:900;color:var(--pink-d);line-height:1}
.datecard .d small{font-size:20px;color:var(--ink)}
.datecard .d span{font-size:56px}
.datecard .d .dow{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--pink);color:#fff;font-size:22px;vertical-align:middle;margin-left:4px}
.datecard .t{font-weight:900;font-size:20px;line-height:1.5}
.datecard .t small{font-size:14px;color:var(--ink2);font-weight:700}
.hero-cta{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}
@media(max-width:820px){
  .hero{padding:30px 0 30px}
  .hero .wrap{grid-template-columns:1fr}
  .hero-photo{order:-1;max-width:300px;margin:0 auto}
  .hero-photo .bubble{left:-40px;width:116px;height:116px;font-size:12px}
  .hero-photo .tate{font-size:22px;right:-30px}
  .hero-text{text-align:center}
  .datecard{justify-content:center;text-align:center}
  .hero-cta{justify-content:center}
  .btn-lg{min-width:0;width:100%}
}

/* section common */
section{padding:84px 0}
.sec-head{text-align:center;margin-bottom:44px}
.sec-head .en{font-family:"Klee One",cursive;color:var(--pink);font-size:18px;letter-spacing:.1em}
.sec-head h2{font-family:"Zen Old Mincho",serif;font-weight:900;font-size:clamp(28px,4.4vw,42px);line-height:1.4;text-wrap:balance}
.sec-head h2 em{font-style:normal;color:var(--pink-d)}
.sec-head p{margin-top:12px;color:var(--ink2);font-weight:500}
@media(max-width:820px){section{padding:60px 0}}

/* message */
.message{background:#fff;text-align:center}
.message .copy{font-family:"Zen Old Mincho",serif;font-weight:900;font-size:clamp(24px,3.6vw,36px);line-height:1.7}
.message .copy .p{color:var(--pink-d)} .message .copy .b{color:var(--blue)}
.message .body{max-width:640px;margin:28px auto 0;color:var(--ink2);font-size:16px;text-wrap:pretty}
.pillars{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:30px}
.pillars span{border:1.5px solid var(--pink);color:var(--pink-d);border-radius:999px;padding:6px 20px;font-weight:700;font-size:15px;background:var(--pink-ll)}

/* recommend */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:0 18px 40px -28px rgba(120,30,60,.45)}
.card .im{aspect-ratio:240/128;overflow:hidden}
.card .im img{width:100%;height:100%;object-fit:cover}
.card .tx{padding:18px 20px 22px;display:flex;gap:12px;align-items:flex-start;font-weight:700;line-height:1.65}
.card .ck{flex:none;width:26px;height:26px;border-radius:50%;background:var(--pink);display:grid;place-items:center;margin-top:2px}
.card .ck svg{width:14px;height:14px}
@media(max-width:900px){.cards{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.cards{grid-template-columns:1fr}.card{display:grid;grid-template-columns:42% 1fr}.card .im{aspect-ratio:auto;height:100%}.card .tx{padding:14px;font-size:14px}}

/* speaker */
.speaker{background:var(--pink-ll)}
.sp-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.sp-photos{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.sp-photos .main{grid-column:1/-1;border-radius:var(--r);overflow:hidden;box-shadow:0 18px 40px -28px rgba(120,30,60,.45)}
.sp-photos .main img{width:100%;height:auto;display:block}
.sp-photos .sub{border-radius:16px;overflow:hidden;aspect-ratio:16/9}
.sp-photos .sub img{width:100%;height:100%;object-fit:cover}
.sp-name .role{display:inline-block;background:var(--pink);color:#fff;font-weight:900;padding:4px 16px;border-radius:8px;font-size:15px}
.sp-name h3{font-family:"Zen Old Mincho",serif;font-size:44px;font-weight:900;color:var(--pink-d);line-height:1.3;margin-top:10px}
.sp-name h3 small{font-size:16px;color:var(--ink2);font-weight:700;margin-left:8px}
.sp-name .title{font-weight:700;color:var(--ink2)}
.sp-intro{margin:20px 0;font-size:15.5px;text-wrap:pretty}
.prof{list-style:none;display:grid;gap:10px;margin-top:6px}
.prof li{position:relative;padding:12px 16px 12px 36px;background:#fff;border-radius:14px;font-size:14.5px;line-height:1.7}
.prof li::before{content:"";position:absolute;left:16px;top:21px;width:8px;height:8px;border-radius:50%;background:var(--pink)}
.books{margin-top:22px;display:flex;align-items:center;gap:18px;background:#fff;border-radius:var(--r);padding:16px 20px}
.books img{width:180px;border-radius:6px}
.books p{font-weight:700;font-size:14.5px}
.books p b{display:block;color:var(--pink-d);font-size:16px;margin-bottom:4px}
@media(max-width:820px){.sp-grid{grid-template-columns:1fr;gap:28px}.sp-name h3{font-size:36px}.books img{width:140px}}

/* overview */
.ov{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:stretch}
.ov-table{background:#fff;border-radius:var(--r);padding:12px 28px;box-shadow:0 18px 40px -28px rgba(120,30,60,.45)}
.ov-row{display:grid;grid-template-columns:96px 1fr;gap:16px;padding:18px 0;border-bottom:1px dashed #f1c6d5}
.ov-row:last-child{border:none}
.ov-row dt{font-weight:900;color:var(--pink-d)}
.ov-row dd{font-weight:700}
.ov-row dd small{display:block;font-weight:500;color:var(--ink2);font-size:14px}
.ov-row dd .price{font-size:26px;font-family:"Zen Old Mincho",serif;font-weight:900}
.venue{position:relative;border-radius:var(--r);overflow:hidden;min-height:420px;box-shadow:0 18px 40px -28px rgba(120,30,60,.45)}
.venue img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.venue .tag{position:absolute;left:16px;bottom:16px;right:16px;background:rgba(255,255,255,.94);border-radius:16px;padding:14px 18px}
.venue .tag b{font-family:"Zen Old Mincho",serif;font-size:19px;display:block;line-height:1.4}
.venue .tag span{font-size:13px;color:var(--ink2)}
.access{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr auto;gap:14px;align-items:center}
.acc{display:flex;gap:14px;align-items:center;background:#fff;border-radius:18px;padding:16px 20px}
.acc .ic{flex:none;width:48px;height:48px;border-radius:50%;background:var(--pink);display:grid;place-items:center}
.acc .ic svg{width:24px;height:24px}
.acc small{display:block;font-size:12.5px;color:var(--ink2);font-weight:700;line-height:1.4}
.acc b{font-size:18px;line-height:1.4}
.acc em{font-style:normal;font-size:13px;color:var(--ink2);margin-left:4px}
@media(max-width:820px){.ov{grid-template-columns:1fr}.venue{min-height:340px}.access{grid-template-columns:1fr}.ov-table{padding:6px 20px}.ov-row{grid-template-columns:78px 1fr}}

/* sponsor */
.sponsor{background:linear-gradient(180deg,#fff, #fff6f0)}
.sp-cta{text-align:center;display:flex;flex-direction:column;align-items:center;gap:18px}
.sp-title{font-family:"Zen Old Mincho",serif;font-weight:900;font-size:clamp(24px,3.6vw,34px);line-height:1.4;color:var(--pink-d)}
.sp-intro{font-weight:700;font-size:clamp(14px,1.9vw,16.5px);color:var(--ink);line-height:1.9;max-width:640px;margin:0 auto}
.sp-lead{font-weight:700;font-size:clamp(14px,1.9vw,16.5px);color:var(--ink2)}
.sp-detail{color:var(--pink-d);font-weight:900;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;transition:color .2s ease}
.sp-detail:hover{color:var(--pink)}

/* final cta */
.final{text-align:center;padding:84px 0 0}
.final .copy{font-family:"Zen Old Mincho",serif;font-weight:900;font-size:clamp(24px,3.6vw,36px);line-height:1.7}
.final .copy .p{color:var(--pink-d)}.final .copy .b{color:var(--blue)}
.final .box{margin:34px auto 0;max-width:640px;background:#fff;border-radius:28px;padding:34px 26px;box-shadow:0 24px 50px -30px rgba(120,30,60,.5)}
.final .box .meta{font-weight:700;color:var(--ink2);margin-bottom:20px;line-height:1.7}
.final .box .meta b{color:var(--pink-d);font-size:20px}
.final .crowd{margin-top:50px;width:100%;max-width:1080px;margin-left:auto;margin-right:auto;-webkit-mask:linear-gradient(180deg,transparent,#000 30%);mask:linear-gradient(180deg,transparent,#000 30%)}
.org-head{margin-top:56px;text-align:center}
.org-head h2{font-family:"Zen Old Mincho",serif;font-weight:900;font-size:clamp(24px,3.6vw,34px);line-height:1.4;color:var(--pink-d)}
.org-body{margin-top:30px;display:flex;gap:36px;align-items:flex-start;text-align:left;background:#fff;border-radius:var(--r);padding:32px 34px;box-shadow:0 18px 40px -28px rgba(120,30,60,.45)}
.org-logo{flex:none;width:200px;height:auto}
.org-block{flex:1;min-width:0}
.org-block h3{font-family:"Zen Old Mincho",serif;font-size:22px;font-weight:900;color:var(--pink-d);line-height:1.5}
.org-list,.org-shops{list-style:none;margin-top:12px;display:grid;gap:10px}
.org-list li{position:relative;padding-left:24px;font-size:14.5px;line-height:1.8;color:var(--ink)}
.org-list li::before{content:"";position:absolute;left:9px;top:12px;width:7px;height:7px;border-radius:50%;background:var(--pink)}
.org-sub{margin-top:22px;font-size:16px;font-weight:900;color:var(--pink-d);border-left:4px solid var(--pink);padding-left:10px;line-height:1.4}
.org-shops li{background:var(--pink-ll);border-radius:12px;padding:12px 16px;font-size:14.5px;line-height:1.7}
.org-shops li b{display:flex;align-items:center;justify-content:flex-start;gap:8px;color:var(--pink-d);margin-bottom:2px}
.org-shops li span{color:var(--ink2)}
.shop-ig{margin-left:auto;display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;color:#fff;background:linear-gradient(135deg,#f9ce34 0%,#ee2a7b 50%,#6228d7 100%);flex:none;transition:transform .2s ease, box-shadow .2s ease;box-shadow:0 3px 8px -2px rgba(98,40,215,.5)}
.shop-ig svg{width:15px;height:15px}
.shop-ig:hover{transform:scale(1.12);box-shadow:0 5px 14px -2px rgba(98,40,215,.65)}
.org-flyer{margin:24px auto 0;width:100%;max-width:420px;height:auto;border-radius:14px;box-shadow:0 14px 34px -20px rgba(120,30,60,.5)}
@media(max-width:820px){.org-body{flex-direction:column;gap:20px;padding:24px 22px}.org-logo{width:170px;margin:0 auto}.org-flyer{max-width:100%}}
footer{background:var(--ink);color:#fff;text-align:center;padding:30px 20px 100px;font-size:13.5px;line-height:1.9}
footer b{font-size:15px}
footer small{opacity:.6}

/* sticky mobile cta */
.mcta{display:none}
@media(max-width:820px){
  .mcta{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:60;gap:10px;align-items:center;background:#fff;border-radius:999px;padding:8px 8px 8px 20px;box-shadow:0 10px 30px -10px rgba(0,0,0,.35)}
  .mcta .i{flex:1;font-size:12.5px;font-weight:700;line-height:1.35}
  .mcta .i b{color:var(--pink-d);font-size:15px}
  .mcta .btn{padding:12px 20px;font-size:14px}
}

/* scroll navigation（画面右端に追尾する最上部／最下部ボタン） */
.scrollnav{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:70;display:flex;flex-direction:column;gap:10px;opacity:0;visibility:hidden;transition:opacity .35s ease, visibility .35s ease}
.scrollnav.on{opacity:1;visibility:visible}
.scrollnav-btn{width:46px;height:46px;border:none;border-radius:50%;cursor:pointer;display:grid;place-items:center;background:rgba(255,255,255,.92);color:var(--pink-d);border:2px solid var(--pink);backdrop-filter:blur(8px);box-shadow:0 10px 24px -12px rgba(194,31,88,.55);transition:transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease}
.scrollnav-btn svg{width:22px;height:22px}
.scrollnav-btn:hover{background:var(--pink-d);color:#fff;transform:scale(1.1);box-shadow:0 12px 28px -10px rgba(194,31,88,.7)}
.scrollnav-btn:active{transform:scale(.96)}
.scrollnav-btn:focus-visible{outline:3px solid var(--pink);outline-offset:2px}
@media(max-width:820px){
  .scrollnav{right:8px;gap:8px;top:auto;bottom:96px;transform:none}
  .scrollnav-btn{width:40px;height:40px}
  .scrollnav-btn svg{width:19px;height:19px}
}

/* reveal （JS有効時のみ初期非表示。未読込・スクリーンショット等では全文表示） */
html.js .rv{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
html.js .rv.in{opacity:1;transform:none}
html.js .rv.instant{transition:none}
@media(prefers-reduced-motion:reduce){html.js .rv{opacity:1;transform:none;transition:none}}