:root{
  --navy:#0b1836;
  --navy-2:#122451;
  --ink:#1a1f2e;
  --vermilion:#d43d2a;
  --vermilion-2:#b3301f;
  --gold:#e5a53b;
  --gold-soft:#f0c66e;
  --paper:#f6f1e7;
  --paper-2:#efe7d6;
  --cream:#fbf8f1;
  --line:rgba(11,24,54,.12);
  --shadow:0 18px 50px -20px rgba(11,24,54,.35);
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans JP",sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.pc{display:inline}
@media(max-width:640px){.pc{display:none}}

/* film grain */
.grain{
  position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* headings */
.sec-label{
  font-family:"Shippori Mincho",serif;font-weight:600;
  letter-spacing:.28em;font-size:.78rem;color:var(--vermilion);
  text-transform:uppercase;margin-bottom:14px;
  display:inline-flex;align-items:center;gap:10px;
}
.sec-label::before{content:"";width:26px;height:1px;background:var(--vermilion)}
.sec-label.light{color:var(--gold-soft)}
.sec-label.light::before{background:var(--gold-soft)}
.sec-title{
  font-family:"Shippori Mincho",serif;font-weight:800;
  font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.35;color:var(--navy);
  letter-spacing:.02em;
}
.sec-title.light{color:#fff}
.sec-head{text-align:center;max-width:720px;margin:0 auto 60px}
.sec-head .sec-label{justify-content:center}
.sec-desc{margin-top:18px;color:rgba(26,31,46,.7);font-size:1.02rem}
.sec-desc.light{color:rgba(255,255,255,.72)}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:"Noto Sans JP";font-weight:500;font-size:.98rem;
  padding:15px 34px;border-radius:2px;cursor:pointer;border:none;
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s,background .3s,color .3s;
  position:relative;letter-spacing:.05em;
}
.btn-primary{background:var(--vermilion);color:#fff;box-shadow:0 12px 30px -12px var(--vermilion)}
.btn-primary:hover{background:var(--vermilion-2);transform:translateY(-3px);box-shadow:0 18px 40px -14px var(--vermilion)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.btn.full{width:100%}

/* header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:20px 0;transition:padding .4s,background .4s,box-shadow .4s;
}
.site-header.scrolled{
  padding:12px 0;background:rgba(246,241,231,.92);
  backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:13px}
.brand-mark{color:var(--vermilion);display:flex;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.08)}
.mask-logo{filter:drop-shadow(0 2px 4px rgba(0,0,0,.25))}
.brand-text strong{
  font-family:"Shippori Mincho",serif;font-weight:800;font-size:1.15rem;
  color:var(--navy);display:block;line-height:1.2;letter-spacing:.04em;
}
.brand-text small{font-size:.68rem;color:rgba(26,31,46,.6);letter-spacing:.06em}
.site-header:not(.scrolled) .brand-text strong{color:#fff}
.site-header:not(.scrolled) .brand-text small{color:rgba(255,255,255,.75)}
.site-nav{display:flex;align-items:center;gap:34px}
.site-nav a{font-size:.92rem;font-weight:500;position:relative;color:var(--navy);transition:color .3s}
.site-header:not(.scrolled) .site-nav a{color:rgba(255,255,255,.9)}
.site-nav a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--vermilion);transition:width .3s;
}
.site-nav a:not(.nav-cta):hover::after{width:100%}
.nav-cta{
  background:var(--vermilion);color:#fff!important;padding:10px 22px;border-radius:2px;
  transition:background .3s,transform .3s;
}
.nav-cta:hover{background:var(--vermilion-2);transform:translateY(-2px)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:2px;background:var(--navy);transition:.3s}
.site-header:not(.scrolled) .nav-toggle span{background:#fff}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;background:var(--navy)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-sea{
  position:absolute;inset:0;
  background:linear-gradient(180deg,#0b1836 0%,#152a5c 45%,#1f3d78 68%,#3a5a94 100%);
}
.hero-sun{
  position:absolute;right:3%;top:38%;transform:translateY(-50%);
  width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,var(--gold-soft) 0%,var(--gold) 42%,rgba(213,61,42,.45) 72%,transparent 78%);
  filter:blur(3px);opacity:.68;animation:sunpulse 8s ease-in-out infinite;
}
@keyframes sunpulse{0%,100%{transform:translateY(-50%) scale(1)}50%{transform:translateY(-50%) scale(1.06)}}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,16,38,.72) 0%,rgba(8,16,38,.45) 42%,transparent 72%);
}
.hero-mountain{position:absolute;bottom:0;width:100%;background:var(--navy)}
.hero-mountain.m1{
  height:26%;clip-path:polygon(0 100%,0 62%,14% 40%,28% 55%,42% 28%,58% 50%,72% 30%,86% 52%,100% 38%,100% 100%);
  background:#0b1836;opacity:.9;
}
.hero-mountain.m2{
  height:16%;clip-path:polygon(0 100%,0 70%,20% 48%,40% 66%,60% 42%,80% 62%,100% 48%,100% 100%);
  background:#081026;
}
.hero-inner{position:relative;z-index:2;padding-top:90px;color:#fff;max-width:820px}
.hero-eyebrow{
  font-family:"Shippori Mincho",serif;letter-spacing:.24em;font-size:.82rem;
  color:var(--gold-soft);margin-bottom:26px;opacity:0;animation:fadeUp .9s .2s forwards;
}
.hero-title{
  font-family:"Shippori Mincho",serif;font-weight:800;
  font-size:clamp(2.8rem,8vw,6rem);line-height:1.12;letter-spacing:.03em;
  text-shadow:0 4px 30px rgba(0,0,0,.4);opacity:0;animation:fadeUp .9s .35s forwards;
}
.hero-title .accent{color:var(--gold-soft);position:relative}
.hero-title .accent::after{
  content:"";position:absolute;left:-4%;bottom:6%;width:108%;height:14px;
  background:var(--vermilion);z-index:-1;transform:skewX(-8deg);opacity:.85;
}
.hero-lead{
  margin-top:30px;font-size:clamp(1rem,2vw,1.2rem);max-width:640px;
  color:rgba(255,255,255,.9);opacity:0;animation:fadeUp .9s .5s forwards;
}
.hero-actions{margin-top:42px;display:flex;gap:18px;flex-wrap:wrap;opacity:0;animation:fadeUp .9s .65s forwards}
@keyframes fadeUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}

/* reveal */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.2,.7,.3,1),transform .9s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* marquee */
.marquee{background:var(--vermilion);color:#fff;overflow:hidden;padding:16px 0;white-space:nowrap}
.marquee-track{display:inline-flex;animation:marq 28s linear infinite}
.marquee-track span{font-family:"Shippori Mincho",serif;font-weight:600;letter-spacing:.1em;font-size:1rem}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* about */
.about{padding:120px 0;background:var(--cream);position:relative}
.about-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:70px;align-items:start}
.about-lead .sec-title{margin-top:0}
.about-body p{margin-bottom:22px;font-size:1.05rem;color:rgba(26,31,46,.82)}
.about-tags{list-style:none;display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.about-tags li{
  font-family:"Shippori Mincho",serif;font-size:.86rem;font-weight:500;
  padding:8px 18px;border:1px solid var(--line);border-radius:40px;color:var(--navy);
  background:#fff;
}

/* activities */
.activities{padding:120px 0;background:var(--paper);position:relative}
.act-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.act-card{
  background:#fff;padding:44px 40px;border-radius:4px;position:relative;overflow:hidden;
  border:1px solid var(--line);transition:transform .5s cubic-bezier(.2,.7,.3,1),box-shadow .5s;
}
.act-card::before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;
  background:var(--vermilion);transform:scaleY(0);transform-origin:top;transition:transform .5s;
}
.act-card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.act-card:hover::before{transform:scaleY(1)}
.act-no{
  font-family:"Shippori Mincho",serif;font-weight:800;font-size:2.4rem;
  color:var(--paper-2);position:absolute;top:28px;right:34px;line-height:1;
}
.act-icon{color:var(--vermilion);width:48px;height:48px;margin-bottom:24px}
.act-card h3{font-family:"Shippori Mincho",serif;font-size:1.4rem;color:var(--navy);margin-bottom:14px;font-weight:600}
.act-card p{color:rgba(26,31,46,.72);font-size:.98rem}

/* area */
.area{padding:130px 0;background:var(--navy);position:relative;overflow:hidden}
.area::before{
  content:"";position:absolute;top:-120px;right:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(229,165,59,.22),transparent 70%);
}
.area-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.area-item{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:4px;padding:36px 28px;transition:transform .5s,background .5s,border-color .5s;
}
.area-item:hover{transform:translateY(-8px);background:rgba(255,255,255,.08);border-color:var(--gold-soft)}
.area-tag{
  display:inline-block;font-family:"Shippori Mincho",serif;font-size:.72rem;letter-spacing:.15em;
  color:var(--navy);background:var(--gold-soft);padding:5px 14px;border-radius:40px;margin-bottom:20px;font-weight:600;
}
.area-item h3{font-family:"Shippori Mincho",serif;font-size:1.5rem;color:#fff;margin-bottom:14px;font-weight:600}
.area-item p{color:rgba(255,255,255,.72);font-size:.92rem;line-height:1.9}

/* philosophy */
.philo{padding:120px 0;background:var(--cream)}
.philo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.philo-card{
  position:relative;padding:56px 40px 44px;background:#fff;border-radius:6px;
  border:1px solid var(--line);overflow:hidden;transition:transform .5s,box-shadow .5s;
}
.philo-card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.philo-kanji{
  position:absolute;top:-14px;right:16px;font-family:"Shippori Mincho",serif;font-weight:800;
  font-size:7rem;line-height:1;color:var(--paper-2);z-index:0;transition:color .5s;
}
.philo-card:hover .philo-kanji{color:rgba(213,61,42,.14)}
.philo-card h3{position:relative;font-family:"Shippori Mincho",serif;font-size:1.45rem;color:var(--navy);margin-bottom:16px;font-weight:600}
.philo-card p{position:relative;color:rgba(26,31,46,.74);font-size:.98rem}

/* calendar */
.calendar{padding:120px 0;background:var(--paper)}
.cal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cal-item{
  background:#fff;border:1px solid var(--line);border-radius:6px;padding:38px 30px;
  position:relative;transition:transform .5s,box-shadow .5s;overflow:hidden;
}
.cal-item::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:4px;background:linear-gradient(90deg,var(--vermilion),var(--gold));transform:scaleX(0);transform-origin:left;transition:transform .5s}
.cal-item:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.cal-item:hover::after{transform:scaleX(1)}
.cal-season{
  font-family:"Shippori Mincho",serif;font-weight:800;font-size:2rem;color:var(--vermilion);line-height:1;
}
.cal-months{font-size:.78rem;letter-spacing:.14em;color:rgba(26,31,46,.5);margin:8px 0 20px}
.cal-item h3{font-family:"Shippori Mincho",serif;font-size:1.2rem;color:var(--navy);margin-bottom:12px;font-weight:600}
.cal-item p{font-size:.9rem;color:rgba(26,31,46,.7);line-height:1.85}

/* voices */
.voices{padding:120px 0;background:var(--cream)}
.voices-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:6px;padding:40px 34px;
  position:relative;transition:transform .5s,box-shadow .5s;
}
.voice-card::before{
  content:"\201C";position:absolute;top:8px;left:24px;font-family:"Shippori Mincho",serif;
  font-size:4.5rem;color:var(--paper-2);line-height:1;
}
.voice-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.voice-card blockquote{position:relative;font-size:.98rem;color:rgba(26,31,46,.82);line-height:1.95;margin-bottom:26px}
.voice-card figcaption{display:flex;align-items:center;gap:14px;border-top:1px solid var(--line);padding-top:20px}
.voice-avatar{
  flex:none;width:44px;height:44px;border-radius:50%;background:var(--navy);color:var(--gold-soft);
  display:flex;align-items:center;justify-content:center;font-family:"Shippori Mincho",serif;font-weight:700;font-size:1.15rem;
}
.voice-meta strong{display:block;color:var(--navy);font-size:.98rem}
.voice-meta small{color:rgba(26,31,46,.55);font-size:.8rem}

/* stats */
.stats{background:var(--vermilion);padding:70px 0;color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat-num{
  font-family:"Shippori Mincho",serif;font-weight:800;font-size:clamp(2.4rem,5vw,3.4rem);
  line-height:1;color:#fff;
}
.stat-label{margin-top:14px;font-size:.9rem;color:rgba(255,255,255,.85)}
.stat{position:relative}
.stat:not(:last-child)::after{content:"";position:absolute;right:-15px;top:10%;height:80%;width:1px;background:rgba(255,255,255,.25)}

/* join */
.join{padding:130px 0;background:var(--cream)}
.join-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center}
.join-text .sec-title{margin-top:0}
.join-desc{margin-top:22px;font-size:1.05rem;color:rgba(26,31,46,.78)}
.join-steps{margin-top:38px;display:flex;flex-direction:column;gap:24px}
.join-step{display:flex;gap:20px;align-items:flex-start}
.js-no{
  flex:none;width:44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;font-family:"Shippori Mincho",serif;
  font-weight:800;font-size:1.1rem;
}
.join-step strong{font-family:"Shippori Mincho",serif;color:var(--navy);font-size:1.08rem;display:block;margin-bottom:2px}
.join-step p{font-size:.94rem;color:rgba(26,31,46,.7)}
.join-card{
  background:var(--navy);color:#fff;padding:48px 44px;border-radius:6px;box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.join-card::before{
  content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(229,165,59,.3),transparent 70%);
}
.join-card h3{font-family:"Shippori Mincho",serif;font-size:1.4rem;margin-bottom:26px;font-weight:600;position:relative}
.join-list{list-style:none;display:flex;flex-direction:column;gap:15px;position:relative}
.join-list li{padding-left:30px;position:relative;color:rgba(255,255,255,.88);font-size:.98rem}
.join-list li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:14px;background:var(--gold-soft);border-radius:2px;transform:rotate(45deg)}
.join-note{margin:26px 0;font-size:.8rem;color:rgba(255,255,255,.55);position:relative}

/* contact */
.contact{padding:130px 0;background:var(--navy);position:relative;overflow:hidden}
.contact::before{
  content:"";position:absolute;bottom:-160px;left:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(213,61,42,.28),transparent 70%);
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:66px;align-items:start;position:relative;z-index:2}
.contact-intro .sec-title{margin-top:0}
.contact-desc{margin-top:22px;margin-bottom:36px}
.contact-info{list-style:none;display:flex;flex-direction:column;gap:20px}
.contact-info li{display:flex;flex-direction:column;gap:4px;color:rgba(255,255,255,.85);font-size:1rem;border-left:2px solid var(--gold-soft);padding-left:18px}
.ci-label{font-family:"Shippori Mincho",serif;font-size:.72rem;letter-spacing:.18em;color:var(--gold-soft);text-transform:uppercase}
.contact-info a{color:#fff;transition:color .3s}
.contact-info a:hover{color:var(--gold-soft)}
.contact-form{background:var(--cream);padding:46px 42px;border-radius:6px;box-shadow:var(--shadow)}
.field{margin-bottom:22px}
.field label{display:block;font-size:.86rem;font-weight:500;color:var(--navy);margin-bottom:8px}
.field label span{background:var(--vermilion);color:#fff;font-size:.66rem;padding:2px 8px;border-radius:3px;margin-left:8px;letter-spacing:.05em}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:3px;
  font-family:"Noto Sans JP";font-size:.96rem;background:#fff;color:var(--ink);
  transition:border-color .3s,box-shadow .3s;resize:vertical;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--vermilion);box-shadow:0 0 0 3px rgba(213,61,42,.12);
}
.field.err input,.field.err textarea,.field.err select{border-color:var(--vermilion);box-shadow:0 0 0 3px rgba(213,61,42,.12)}
.form-note{margin-top:16px;font-size:.78rem;color:rgba(26,31,46,.55);text-align:center}

/* toast */
.toast{
  position:fixed;bottom:34px;left:50%;transform:translate(-50%,140%);
  z-index:2000;transition:transform .55s cubic-bezier(.2,.9,.3,1.2);
}
.toast.show{transform:translate(-50%,0)}
.toast-inner{
  display:flex;align-items:center;gap:16px;background:var(--navy);color:#fff;
  padding:18px 26px;border-radius:6px;box-shadow:0 20px 50px -15px rgba(0,0,0,.5);
  border-left:4px solid var(--gold-soft);max-width:90vw;
}
.toast-ico{
  flex:none;width:36px;height:36px;border-radius:50%;background:var(--gold-soft);color:var(--navy);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;
}
.toast strong{font-size:.98rem;display:block}
.toast p{font-size:.82rem;color:rgba(255,255,255,.75)}

/* footer */
.site-footer{background:#081026;color:#fff;padding:56px 0 30px}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand .brand-mark{color:var(--vermilion)}
.footer-brand strong{font-family:"Shippori Mincho",serif;font-size:1.15rem;display:block;letter-spacing:.04em}
.footer-brand small{font-size:.72rem;color:rgba(255,255,255,.55)}
.footer-nav{display:flex;gap:26px;flex-wrap:wrap}
.footer-nav a{font-size:.9rem;color:rgba(255,255,255,.8);transition:color .3s}
.footer-nav a:hover{color:var(--gold-soft)}
.footer-bottom{display:flex;justify-content:space-between;padding-top:24px;flex-wrap:wrap;gap:10px}
.footer-bottom p{font-size:.8rem;color:rgba(255,255,255,.5)}

/* responsive */
@media(max-width:960px){
  .about-grid{grid-template-columns:1fr;gap:36px}
  .area-grid{grid-template-columns:repeat(2,1fr)}
  .join-inner,.contact-grid{grid-template-columns:1fr;gap:44px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:40px 20px}
  .stat:nth-child(2)::after{display:none}
  .philo-grid,.voices-grid{grid-template-columns:1fr;gap:22px}
  .cal-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .site-nav{
    position:fixed;inset:0 0 0 auto;width:min(78vw,320px);background:var(--navy);
    flex-direction:column;justify-content:center;gap:28px;padding:40px;
    transform:translateX(100%);transition:transform .45s cubic-bezier(.2,.7,.3,1);z-index:1200;
  }
  .site-nav.open{transform:translateX(0)}
  .site-nav a{color:#fff!important;font-size:1.1rem}
  .nav-toggle{display:flex;z-index:1300}
  .nav-toggle.open span{background:#fff}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media(max-width:640px){
  .act-grid,.cal-grid{grid-template-columns:1fr}
  .about,.activities,.area,.join,.contact,.philo,.calendar,.voices{padding:80px 0}
  .contact-form{padding:34px 26px}
  .footer-inner,.footer-bottom{flex-direction:column;align-items:flex-start}
}