/* Layout: calm modern editorial. Light neutral ground, one restrained heritage red used only for
   accents, generous whitespace, rounded image frames, a split hero (text left, carousel right). */
:root{
  --bg:#f8f7f5;
  --surface:#ffffff;
  --soft:#f1eeea;
  --ink:#1d1b1a;
  --ink-2:#4a4644;
  --muted:#8a8480;
  --line:#e6e1dc;
  --accent:#a3352b;
  --accent-soft:#f6e9e6;
  --display:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --latin:"Manrope","Noto Sans SC",system-ui,sans-serif;
  --radius:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
body.l-ms,body.l-en{font-family:var(--latin)}
img{max-width:100%;display:block}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;line-height:1.3;margin:0;text-wrap:balance}
body.l-ms :is(h1,h2,h3,h4),body.l-en :is(h1,h2,h3,h4){font-family:var(--latin);font-weight:700;letter-spacing:-.01em}
.wrap{max-width:1160px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.eyebrow{font-family:var(--latin);font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent)}

/* ---------- top bar ---------- */
.announce{background:var(--ink);color:#f3efe9;font-size:14px;text-align:center}
.announce .wrap{padding-block:9px}
nav.top{position:sticky;top:0;z-index:20;background:rgba(248,247,245,.86);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
nav.top.scrolled{border-bottom-color:var(--line)}
nav.top .wrap{display:flex;align-items:center;gap:10px 28px;padding-block:14px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.logo{width:44px;height:44px;border-radius:50%;flex:none;display:block}
.seal{width:40px;height:40px;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-family:var(--display);font-weight:700;font-size:12px;line-height:1.1;text-align:center}
.brand b{display:block;font-family:var(--display);font-size:17px;font-weight:700;letter-spacing:.04em}
.brand small{display:block;font-family:var(--latin);font-size:11px;font-weight:600;letter-spacing:.08em;color:var(--muted)}
.links{display:flex;gap:4px 26px;flex-wrap:wrap;font-size:15px;order:3;width:100%}
.links a{color:var(--ink-2);text-decoration:none;transition:color .2s}
.links a:hover{color:var(--accent)}
@media (min-width:900px){.links{order:0;width:auto;margin-left:auto}}
.lang{display:flex;gap:2px;background:var(--soft);border-radius:999px;padding:3px;margin-left:auto}
@media (min-width:900px){.lang{margin-left:0}}
.lang a{font-family:var(--latin);font-size:13px;font-weight:600;color:var(--ink-2);padding:5px 12px;border-radius:999px;text-decoration:none;transition:background .2s,color .2s}
.lang a[aria-current="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}

/* ---------- hero ---------- */
.hero .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:center;padding-block:56px 72px}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;gap:36px;padding-block:32px 56px}}
.hero h1{font-size:clamp(32px,3.9vw,52px);letter-spacing:.03em;margin:14px 0 6px}
.l-ms .hero h1,.l-en .hero h1{letter-spacing:-.01em}
.hero .place{font-size:18px;color:var(--muted);letter-spacing:.06em}
.hero .motto{font-size:17px;color:var(--ink-2);margin:22px 0 0;max-width:34em}
.stats{display:flex;gap:36px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.stats b{display:block;font-family:var(--latin);font-size:28px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2}
.stats span{font-size:13px;color:var(--muted)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

/* gentle character-by-character entrance */
.hero h1 .ch{display:inline-block;animation:rise .8s var(--ease) both;animation-delay:calc(.1s + var(--i) * 70ms)}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.fade{animation:fade .9s var(--ease) both;animation-delay:var(--d,.4s)}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fff;text-decoration:none;padding:12px 22px;border-radius:999px;font-size:15px;font-weight:500;border:1px solid var(--ink);transition:transform .2s var(--ease),background .2s,border-color .2s}
.btn:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--ink);background:transparent;color:var(--ink)}

/* ---------- carousel ---------- */
.carousel{position:relative;border-radius:22px;overflow:hidden;background:var(--soft);box-shadow:0 30px 60px -30px rgba(40,25,20,.35)}
.slides{position:relative;aspect-ratio:4/3}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .9s var(--ease);text-decoration:none;color:#fff}
.slide.on{opacity:1;z-index:1}
.slide img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);transition:transform 6s var(--ease)}
.slide.on img{transform:scale(1)}
.slide .cap{position:absolute;left:0;right:0;bottom:0;padding:80px 28px 26px;background:linear-gradient(transparent,rgba(15,10,8,.72))}
.slide .meta{display:flex;align-items:center;gap:10px;font-family:var(--latin);font-size:13px;font-weight:600;letter-spacing:.04em}
.slide .cap h3{font-size:clamp(20px,2.4vw,28px);margin-top:8px;color:#fff}
.cnav{position:absolute;right:18px;top:18px;z-index:2;display:flex;gap:8px}
.cbtn{width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.88);color:var(--ink);font-size:18px;cursor:pointer;display:grid;place-items:center;transition:background .2s,transform .2s}
.cbtn:hover{background:#fff;transform:scale(1.06)}
.dots{position:absolute;left:28px;top:24px;z-index:2;display:flex;gap:6px}
.dots button{width:8px;height:8px;border-radius:999px;border:0;padding:0;background:rgba(255,255,255,.55);cursor:pointer;transition:width .35s var(--ease),background .3s}
.dots button[aria-current="true"]{width:26px;background:#fff}
.hero-empty{aspect-ratio:4/3;border-radius:22px;background:var(--soft);display:grid;place-items:center}
.hero-empty img{width:min(62%,320px);height:auto;filter:drop-shadow(0 18px 30px rgba(40,25,20,.18))}

/* ---------- sections ---------- */
section{padding-block:96px}
@media (max-width:700px){section{padding-block:64px}}
.band{background:var(--soft)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px 40px;margin-bottom:44px}
.sec-head h2{font-size:clamp(28px,3.6vw,40px);letter-spacing:.04em;margin-top:8px}
.l-ms .sec-head h2,.l-en .sec-head h2{letter-spacing:-.01em}
.sec-head .lead{max-width:30em;color:var(--muted);margin:0;font-size:15px}
.wave .ch{display:inline-block}
.js .wave:not(.go) .ch{opacity:0}
.wave.go .ch{animation:rise .7s var(--ease) both;animation-delay:calc(var(--i) * 45ms)}

/* history */
.origins{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:64px}
@media (max-width:760px){.origins{grid-template-columns:1fr}}
.origin{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;gap:20px;align-items:center;transition:transform .35s var(--ease),box-shadow .35s}
.origin:hover{transform:translateY(-3px);box-shadow:0 18px 40px -24px rgba(40,25,20,.35)}
.medal{flex:none;width:64px;height:64px;border-radius:18px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-family:var(--display);font-size:32px;font-weight:700}
.origin h3{font-size:19px}
.origin p{margin:2px 0 0;color:var(--muted);font-size:14px}
.history{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:72px;align-items:start}
@media (max-width:900px){.history{grid-template-columns:1fr;gap:44px}}
.prose{max-width:38em}
.prose p{margin:0 0 20px;color:var(--ink-2);font-size:17px;line-height:1.9}
.timeline{list-style:none;margin:0;padding:0;position:relative}
.timeline::before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;background:var(--line)}
.timeline li{position:relative;padding:0 0 30px 38px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:3px solid var(--accent)}
.timeline .yr{display:block;font-family:var(--latin);font-weight:700;font-size:20px;color:var(--ink);line-height:1.3}
.timeline span:last-child{color:var(--ink-2);font-size:15px}

/* events */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.chip{background:var(--surface);border:1px solid var(--line);color:var(--ink-2);font-size:14px;padding:7px 16px;border-radius:999px;text-decoration:none;transition:all .2s}
.chip:hover{border-color:var(--ink-2);color:var(--ink)}
.chip[aria-current="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.yearbar{display:flex;gap:10px;align-items:center;margin-bottom:40px;font-size:14px;color:var(--muted)}
select,.yearbar button{font:inherit;font-size:14px;padding:7px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px}
.year-group+.year-group{margin-top:56px}
.year-group h3{font-family:var(--latin);font-size:15px;font-weight:700;letter-spacing:.12em;color:var(--muted);margin-bottom:18px}
.events{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.ev{background:var(--surface);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;min-width:0;text-decoration:none;color:inherit;border:1px solid var(--line);transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.ev:hover{transform:translateY(-4px);box-shadow:0 24px 48px -28px rgba(40,25,20,.4)}
.ev .imgbox{aspect-ratio:3/2;overflow:hidden;background:var(--soft)}
.ev .cover{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.ev:hover .cover{transform:scale(1.04)}
.ev .nocover{width:100%;height:100%;display:grid;place-items:center;font-family:var(--display);font-size:46px;color:var(--accent);opacity:.5}
.ev .row{padding:20px 22px 22px;display:flex;flex-direction:column;gap:6px;flex:1}
.ev .meta{display:flex;align-items:center;gap:10px;font-family:var(--latin);font-size:13px;color:var(--muted);font-weight:600}
.ev h4{font-size:18px;line-height:1.45}
.ev p{margin:0;font-size:15px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ev .pics{margin-top:auto;padding-top:8px;font-size:13px;color:var(--muted)}
.tag{display:inline-block;font-size:12px;font-weight:500;padding:2px 10px;border-radius:999px;background:var(--soft);color:var(--ink-2)}
.tag.fest{background:var(--accent-soft);color:var(--accent)}
.tag.care{background:#eef2ee;color:#3f6150}
.slide .tag{background:rgba(255,255,255,.22);color:#fff}
.empty{color:var(--muted)}
.pager{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:44px;color:var(--muted)}
.pager a{border:1px solid var(--line);background:var(--surface);padding:8px 18px;border-radius:999px;text-decoration:none;color:var(--ink)}

/* committee */
.term{font-family:var(--latin);color:var(--muted);font-weight:600}
.board{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:900px){.board{grid-template-columns:repeat(2,1fr)}}
.member{background:var(--surface);border-radius:var(--radius);padding:22px;border:1px solid var(--line);min-width:0}
.member .avatar{width:44px;height:44px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-family:var(--display);font-weight:700;font-size:18px;margin-bottom:14px}
.member .role{font-size:13px;color:var(--muted)}
.member .name{font-family:var(--display);font-size:19px;font-weight:700;margin-top:2px}

/* support */
.support{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:760px){.support{grid-template-columns:1fr}}
.box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;min-width:0}
.box .ico{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:18px}
.box h3{font-size:21px;margin-bottom:12px}
.box p{margin:0;color:var(--ink-2)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:10px 20px;margin:0}
.kv dt{color:var(--muted);font-size:14px;padding-top:1px}
.kv dd{margin:0;overflow-wrap:anywhere}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;background:var(--ink);color:#efeae4;border-radius:24px;padding:52px}
@media (max-width:760px){.contact{grid-template-columns:1fr;padding:32px 24px;gap:28px}}
.contact .eyebrow{color:#e0a59c}
.contact h2{color:#fff;font-size:clamp(26px,3vw,34px);margin:8px 0 12px}
.contact .welcome{color:#c9c1b8;margin:0}
.contact .kv dt{color:#a39b93}
.contact a{color:#fff}
.contact .btn{background:#fff;color:var(--ink);border-color:#fff;margin-top:24px}
.contact .btn:hover{background:var(--accent);border-color:var(--accent);color:#fff}

footer{color:var(--muted);font-size:14px}
footer .wrap{padding-block:32px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}
footer .line{border-top:1px solid var(--line)}
footer a{color:var(--muted)}

/* event detail */
.detail-hero .wrap{padding-block:40px 32px;max-width:900px}
.back{display:inline-flex;gap:6px;font-size:15px;text-decoration:none;color:var(--muted);margin-bottom:24px}
.back:hover{color:var(--ink)}
.detail-hero h1{font-size:clamp(30px,4.6vw,48px);letter-spacing:.03em;margin:14px 0 10px}
.detail-hero .meta{font-family:var(--latin);color:var(--muted);font-weight:600}
.detail-body{max-width:900px;padding-block:8px 96px}
.detail-cover{border-radius:20px;overflow:hidden;margin-bottom:40px}
.detail-cover img{width:100%;max-height:560px;object-fit:cover}
.detail-text p{font-size:18px;color:var(--ink-2);line-height:1.9;margin:0}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:48px}
.gallery a{display:block;overflow:hidden;border-radius:12px;background:var(--soft)}
.gallery img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .6s var(--ease)}
.gallery a:hover img{transform:scale(1.05)}
.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:26px}
.share span{font-size:14px;color:var(--muted);margin-right:6px}
.sh{font:inherit;font-size:14px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);text-decoration:none;cursor:pointer;transition:all .2s}
.sh:hover{border-color:var(--ink)}
.sh.fb:hover{background:#1877f2;border-color:#1877f2;color:#fff}
.sh.wa:hover{background:#25d366;border-color:#25d366;color:#fff}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:50;background:rgba(15,12,10,.92);display:grid;place-items:center;padding:24px;animation:fade .3s both}
.lightbox img{max-height:86vh;max-width:92vw;border-radius:12px}
.lightbox button{position:absolute;width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:22px;cursor:pointer}
.lightbox .x{top:max(16px,env(safe-area-inset-top,0px));right:16px}
.lightbox .lp{left:16px;top:50%}
.lightbox .ln{right:16px;top:50%}

/* scroll reveal (only when JS runs) */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
.js .ev.reveal.in:hover{transform:translateY(-4px)}
.js .origin.reveal.in:hover{transform:translateY(-3px)}

@media (max-width:899px){
  nav.top .wrap{padding-block:10px;gap:10px 16px}
  .brand small{display:none}
  .brand b{font-size:16px}
  .links{flex-wrap:nowrap;overflow-x:auto;gap:20px;padding-bottom:2px;scrollbar-width:none}
  .links::-webkit-scrollbar{display:none}
  .links a{white-space:nowrap;font-size:14px}
  .stats{gap:24px}
  .slide .cap{padding:60px 20px 18px}
  .dots{left:20px;top:20px}
  .cnav{right:12px;top:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal,.js .wave:not(.go) .ch{opacity:1;transform:none}
}

/* phone: category chips and nav scroll sideways in one row, with a soft fade at the edge */
@media (max-width:700px){
  .filters{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-left:-20px;margin-right:-20px;padding-left:20px;padding-right:20px}
  .filters::-webkit-scrollbar{display:none}
  .chip{white-space:nowrap;flex:none}
}
@media (max-width:899px){
  .links{-webkit-mask-image:linear-gradient(90deg,#000 85%,transparent);mask-image:linear-gradient(90deg,#000 85%,transparent);padding-right:24px}
}

/* "see all events" button under the homepage list */
.more{display:flex;justify-content:center;margin-top:40px}