:root{
  --blue:#0057B7; --blue-dark:#003a7a; --yellow:#FFD500; --yellow-soft:#fff3bf;
  --ink:#1c2733; --muted:#5b6b7b; --bg:#fdfcf8; --card:#ffffff; --line:#e8e4d8;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{font-family:'Noto Sans JP',sans-serif;color:var(--ink);background:var(--bg);line-height:1.8}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
h2{font-family:'Zen Maru Gothic',sans-serif;font-size:clamp(1.6rem,3.5vw,2.2rem);text-align:center;margin-bottom:.4rem}
.sub-en{display:block;text-align:center;color:var(--blue);font-size:.85rem;letter-spacing:.2em;text-transform:uppercase;font-weight:700;margin-bottom:2.2rem}
.sub-en::after{content:"";display:block;width:48px;height:4px;border-radius:2px;margin:10px auto 0;background:linear-gradient(90deg,var(--blue) 50%,var(--yellow) 50%)}
section{padding:72px 0}

/* header */
header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(253,252,248,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:1200px;margin:0 auto;padding:0 20px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Zen Maru Gothic',sans-serif;font-weight:900;font-size:1.15rem;color:var(--ink)}
.brand small{display:block;font-size:.6rem;font-weight:500;color:var(--muted);letter-spacing:.05em}
nav ul{display:flex;gap:4px;list-style:none;align-items:center}
nav a{padding:8px 12px;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--ink)}
nav a:hover{background:var(--yellow-soft)}
nav a.donate{background:var(--yellow);font-weight:700;border-radius:999px;padding:8px 18px}
nav a.donate:hover{background:#ffdf40}
#menu-btn{display:none;background:none;border:none;font-size:1.6rem;cursor:pointer;color:var(--ink)}
@media(max-width:900px){
  #menu-btn{display:block}
  nav ul{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:10px 20px 20px;border-bottom:1px solid var(--line)}
  nav ul.open{display:flex}
  nav ul a{display:block;padding:12px}
}

/* hero */
.hero{padding:130px 0 70px;background:
  radial-gradient(700px 400px at 85% 0%, rgba(255,213,0,.25), transparent),
  radial-gradient(700px 400px at 0% 100%, rgba(0,87,183,.12), transparent), var(--bg)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{font-family:'Zen Maru Gothic',sans-serif;font-size:clamp(1.9rem,4.5vw,3rem);line-height:1.4;margin-bottom:14px}
.hero h1 .accent{background:linear-gradient(transparent 65%,var(--yellow) 65%)}
.hero .lead{color:var(--muted);margin-bottom:10px}
.hero .lead-en{font-size:.85rem;color:var(--blue);font-weight:700;letter-spacing:.06em;margin-bottom:26px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 30px;border-radius:999px;font-weight:700;transition:.2s}
.btn-primary{background:var(--yellow);color:var(--ink);box-shadow:0 6px 18px rgba(255,180,0,.35)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{border:2px solid var(--blue);color:var(--blue)}
.btn-ghost:hover{background:var(--blue);color:#fff}
.hero-img{position:relative}
.hero-img img{border-radius:20px;box-shadow:0 20px 50px rgba(28,39,51,.22);transform:rotate(1.5deg)}
.hero-img::before{content:"";position:absolute;inset:-14px 14px 14px -14px;border-radius:24px;background:linear-gradient(135deg,var(--blue),var(--yellow));opacity:.18;transform:rotate(-2deg);z-index:-1}
.hero-img figcaption{margin-top:14px;font-size:.8rem;color:var(--muted);text-align:right}
@media(max-width:800px){.hero .wrap{grid-template-columns:1fr}}

/* stats */
.stats{background:var(--blue);color:#fff;padding:34px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats b{display:block;font-size:2rem;font-family:'Zen Maru Gothic',sans-serif;color:var(--yellow)}
.stats span{font-size:.85rem;opacity:.9}
@media(max-width:700px){.stats .wrap{grid-template-columns:repeat(2,1fr)}}

/* activities */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 4px 14px rgba(28,39,51,.06);transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(28,39,51,.12)}
.card img{height:230px;width:100%;object-fit:cover}
.card .body{padding:22px 24px 26px}
.card h3{font-family:'Zen Maru Gothic',sans-serif;font-size:1.2rem;margin-bottom:8px}
.card h3 em{font-style:normal;font-size:.75rem;color:var(--blue);letter-spacing:.12em;display:block;font-weight:700}
.card p{font-size:.93rem;color:var(--muted)}
@media(max-width:700px){.cards{grid-template-columns:1fr}}

/* sumo */
#sumo{background:linear-gradient(180deg,#fffdf2,var(--bg))}
.sumo-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.sumo-grid img{border-radius:16px;box-shadow:0 10px 30px rgba(28,39,51,.15)}
.sumo-grid h3{font-family:'Zen Maru Gothic',sans-serif;font-size:1.3rem;margin-bottom:12px}
.sumo-grid p{margin-bottom:14px;color:var(--muted);font-size:.95rem}
.taglist{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.taglist span{background:var(--yellow-soft);border:1px solid #f2e29a;border-radius:999px;padding:4px 14px;font-size:.8rem;font-weight:700}
@media(max-width:800px){.sumo-grid{grid-template-columns:1fr}}

/* evacuation */
#evacuation .wrap>p{max-width:760px;margin:0 auto 16px;color:var(--muted);font-size:.98rem}
.evac-quote{max-width:760px;margin:26px auto;padding:22px 28px;background:var(--card);border-left:5px solid var(--blue);border-radius:10px;box-shadow:0 8px 24px rgba(28,39,51,.08)}
.evac-quote p{font-family:'Zen Maru Gothic',sans-serif;font-size:1.15rem;color:var(--ink);margin-bottom:10px}
.evac-quote cite{display:block;font-style:normal;font-size:.85rem;color:var(--muted);text-align:right}

/* timeline */
.timeline{position:relative;max-width:760px;margin:0 auto;padding-left:34px}
.timeline::before{content:"";position:absolute;left:10px;top:6px;bottom:6px;width:4px;border-radius:2px;background:linear-gradient(180deg,var(--blue),var(--yellow))}
.tl-item{position:relative;padding:0 0 30px 14px}
.tl-item::before{content:"";position:absolute;left:-32px;top:8px;width:16px;height:16px;border-radius:50%;background:#fff;border:4px solid var(--blue)}
.tl-item:nth-child(even)::before{border-color:#d9a900}
.tl-item time{font-weight:900;color:var(--blue);font-family:'Zen Maru Gothic',sans-serif}
.tl-item h3{font-size:1.02rem;margin:2px 0 4px}
.tl-item p{font-size:.9rem;color:var(--muted)}

/* gallery */
#gallery{background:#f4f7fb}
.g-note{text-align:center;color:var(--muted);font-size:.9rem;margin:-14px auto 30px;max-width:640px}
.masonry{columns:3;column-gap:16px}
.g-item{break-inside:avoid;margin-bottom:16px;position:relative;border-radius:14px;overflow:hidden;cursor:pointer;background:#000;display:block}
.g-item img{transition:.3s;width:100%}
.g-item:hover img{opacity:.75;transform:scale(1.03)}
.g-item figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 10px;background:linear-gradient(transparent,rgba(10,20,35,.85));color:#fff;font-size:.78rem;line-height:1.5}
.g-item figcaption time{color:var(--yellow);font-weight:700;display:block;font-size:.72rem}
@media(max-width:900px){.masonry{columns:2}}
@media(max-width:560px){.masonry{columns:1}}

/* lightbox */
#lb{position:fixed;inset:0;background:rgba(10,15,25,.94);display:none;z-index:200;align-items:center;justify-content:center;flex-direction:column;padding:30px}
#lb.on{display:flex}
#lb img{max-height:74vh;max-width:92vw;border-radius:10px}
#lb .cap{color:#fff;margin-top:16px;text-align:center;font-size:.9rem;max-width:700px}
#lb .cap a{color:var(--yellow)}
#lb .close{position:absolute;top:18px;right:26px;font-size:2rem;color:#fff;cursor:pointer;background:none;border:none}
#lb .navbtn{position:absolute;top:50%;transform:translateY(-50%);font-size:2.4rem;color:#fff;background:none;border:none;cursor:pointer;padding:20px}
#lb .prev{left:6px}#lb .next{right:6px}

/* donate */
#donate{background:linear-gradient(135deg,var(--blue-dark),var(--blue))}
#donate h2,#donate .sub-en{color:#fff}
#donate .sub-en{color:var(--yellow)}
.don-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;color:#fff}
.don-grid p{font-size:.95rem;margin-bottom:14px;opacity:.95}
.don-box{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:26px}
.don-box h3{font-family:'Zen Maru Gothic',sans-serif;color:var(--yellow);margin-bottom:12px;font-size:1.05rem}
.don-box ul{list-style:none;font-size:.88rem}
.don-box li{padding:7px 0 7px 26px;position:relative;border-bottom:1px dashed rgba(255,255,255,.15)}
.don-box li::before{content:"✿";position:absolute;left:2px;color:var(--yellow)}
.don-cta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap}
.don-cta .btn-primary{box-shadow:none}
.don-cta .btn-white{border:2px solid #fff;color:#fff}
.don-cta .btn-white:hover{background:#fff;color:var(--blue)}
.don-small{font-size:.8rem;opacity:.85;margin-top:16px}
@media(max-width:800px){.don-grid{grid-template-columns:1fr}}

/* media/book */
.book{display:grid;grid-template-columns:200px 1fr;gap:34px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:0 6px 18px rgba(28,39,51,.07)}
.book img{border-radius:8px;box-shadow:0 8px 20px rgba(28,39,51,.25)}
.book h3{font-family:'Zen Maru Gothic',sans-serif;margin-bottom:10px}
.book p{font-size:.9rem;color:var(--muted);margin-bottom:16px}
.media-list{margin:0 auto 40px;max-width:820px;display:grid;gap:10px}
.media-list a{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;font-size:.92rem;display:flex;gap:12px;align-items:baseline;color:var(--ink);transition:.2s}
.media-list a:hover{border-color:var(--blue);transform:translateX(4px)}
.media-list time{color:var(--blue);font-weight:700;font-size:.8rem;white-space:nowrap}
@media(max-width:640px){.book{grid-template-columns:1fr}.book img{max-width:180px}}

/* X section */
#x .x-card{max-width:640px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px;text-align:center;box-shadow:0 6px 18px rgba(28,39,51,.07)}
#x .x-card .avatar{width:84px;height:84px;border-radius:50%;margin:0 auto 14px;background:linear-gradient(180deg,var(--blue) 50%,var(--yellow) 50%);display:flex;align-items:center;justify-content:center;font-size:2.2rem}
#x .x-card h3{font-family:'Zen Maru Gothic',sans-serif}
#x .x-card p{color:var(--muted);font-size:.9rem;margin:10px 0 18px}

/* about */
#about{background:#f4f7fb}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.about-grid h3{font-family:'Zen Maru Gothic',sans-serif;margin-bottom:14px;padding-left:12px;border-left:5px solid var(--yellow)}
table{width:100%;border-collapse:collapse;font-size:.9rem;background:#fff;border-radius:12px;overflow:hidden}
th,td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:var(--blue);color:#fff;font-weight:700;white-space:nowrap}
tr:last-child td{border-bottom:none}
.about-grid .greeting{font-size:.92rem;color:var(--muted);margin-bottom:20px}
.reports{margin-top:14px;font-size:.9rem}
.reports a{display:inline-block;margin:4px 8px 4px 0;padding:6px 14px;background:#fff;border:1px solid var(--line);border-radius:999px}
.reports a:hover{border-color:var(--blue)}
@media(max-width:800px){.about-grid{grid-template-columns:1fr}}

/* reports */
#reports .rep-note{text-align:center;color:var(--muted);font-size:.92rem;max-width:720px;margin:-14px auto 34px}
.rep-list{max-width:820px;margin:0 auto}
.rep-list details{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
.rep-list summary{cursor:pointer;padding:16px 20px;font-weight:700;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px}
.rep-list summary::-webkit-details-marker{display:none}
.rep-list summary::after{content:"＋";color:var(--blue);font-weight:900;flex-shrink:0}
.rep-list details[open] summary::after{content:"−"}
.rep-list summary .period{font-size:.78rem;color:var(--muted);font-weight:500}
.rep-list .rep-body{padding:0 20px 20px}
.rep-list .rep-body p{font-size:.85rem;color:var(--muted);margin:10px 0}
.rep-table{width:100%;border-collapse:collapse;font-size:.88rem}
.rep-table th,.rep-table td{padding:9px 12px;border-bottom:1px solid var(--line)}
.rep-table th{background:#f4f7fb;color:var(--ink);font-weight:700;text-align:left;white-space:nowrap}
.rep-table td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.rep-table tr.total{font-weight:700;background:var(--yellow-soft)}
.rep-pdfs{max-width:820px;margin:26px auto 0;text-align:center}
.rep-pdfs a{display:inline-block;margin:5px 6px;padding:9px 20px;background:var(--card);border:1px solid var(--line);border-radius:999px;font-size:.9rem;font-weight:700}
.rep-pdfs a::before{content:"📄 "}
.rep-pdfs a:hover{border-color:var(--blue)}

/* footer */
footer{background:var(--ink);color:#cfd8e0;padding:50px 0 30px;font-size:.88rem}
footer .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:30px}
footer h4{color:#fff;font-family:'Zen Maru Gothic',sans-serif;margin-bottom:10px}
footer a{color:var(--yellow)}
.copyright{grid-column:1/-1;text-align:center;border-top:1px solid #37424e;padding-top:22px;margin-top:14px;color:#8fa0b0}
@media(max-width:700px){footer .wrap{grid-template-columns:1fr}}

/* paypal embed */
.paypal-card{background:#fff;border-radius:16px;padding:24px 22px 14px;margin-top:22px;max-width:420px}
.paypal-card h4{color:var(--ink);font-family:'Zen Maru Gothic',sans-serif;font-size:1rem;margin-bottom:12px;text-align:center}
.paypal-card select#item-options{width:100%;padding:11px 12px;border:2px solid var(--line);border-radius:10px;font-size:.95rem;font-family:inherit;margin-bottom:14px;background:#fff;color:var(--ink)}

/* category subpages */
.page-hero{padding:120px 0 46px;background:radial-gradient(600px 300px at 90% 0%,rgba(255,213,0,.22),transparent),radial-gradient(600px 300px at 0% 100%,rgba(0,87,183,.1),transparent),var(--bg)}
.page-hero h1{font-family:'Zen Maru Gothic',sans-serif;font-size:clamp(1.7rem,4vw,2.5rem)}
.page-hero .crumb{font-size:.85rem;color:var(--muted);margin-bottom:8px}
.page-hero .crumb a{color:var(--blue)}
.page-hero .lead{color:var(--muted);margin-top:12px;max-width:760px}
.records{max-width:860px;margin:0 auto}
.record{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:start;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:18px;box-shadow:0 4px 12px rgba(28,39,51,.05)}
.record img{border-radius:10px;width:100%;object-fit:cover;aspect-ratio:4/3}
.record time{color:var(--blue);font-weight:900;font-family:'Zen Maru Gothic',sans-serif;display:block}
.record h3{font-size:1.05rem;margin:2px 0 6px}
.record p{font-size:.92rem;color:var(--muted)}
.record.noimg{grid-template-columns:1fr}
@media(max-width:640px){.record{grid-template-columns:1fr}}
.back-cta{text-align:center;margin:44px 0 10px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}