:root{
  --primary:#4A1F08;
  --primary-dark:#34150A;
  --secondary:#F2B183;
  --accent:#EA5404;
  --accent-text:#B03D06;
  --text:#2E2018;
  --muted:#7A5D4D;
  --card-bg:#FBF1EA;
  --border:#EAD9CB;
  --white:#FFFFFF;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,"Noto Sans JP",sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.8;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,"Noto Sans JP",sans-serif;font-weight:700;line-height:1.5;margin:0 0 .6em;color:var(--primary);}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}

/* Header / Nav */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--white);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:1120px;margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.15rem;color:var(--primary);}
.brand-mark{width:36px;height:36px;object-fit:contain;border-radius:6px;}
.nav-toggle{
  display:none;background:none;border:1px solid var(--border);border-radius:6px;
  font-size:1.2rem;padding:4px 10px;color:var(--primary);cursor:pointer;
}
.main-nav ul{display:flex;gap:6px;flex-wrap:wrap;align-items:center;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{
  display:block;padding:10px 14px;border-radius:8px;font-size:.92rem;font-weight:600;
  color:var(--text);white-space:nowrap;
}
.main-nav>ul>li>a:hover,.main-nav>ul>li.active>a{background:var(--card-bg);color:var(--accent-text);}
.main-nav .caret{font-size:.7em;margin-left:3px;opacity:.6;}
.main-nav .submenu{
  display:none;position:absolute;top:100%;left:0;min-width:240px;
  background:var(--white);border:1px solid var(--border);border-radius:10px;
  box-shadow:0 12px 28px rgba(74,31,8,.12);padding:6px;z-index:60;
}
.main-nav li.has-children:hover .submenu,.main-nav li.has-children:focus-within .submenu{display:block;}
.main-nav .submenu li a{display:block;padding:9px 12px;border-radius:6px;font-size:.88rem;}
.main-nav .submenu li a:hover{background:var(--card-bg);color:var(--accent-text);}

/* Breadcrumb */
.breadcrumb{background:var(--card-bg);border-bottom:1px solid var(--border);}
.breadcrumb-inner{max-width:1120px;margin:0 auto;padding:10px 20px;font-size:.82rem;color:var(--muted);}
.breadcrumb-inner a{color:var(--accent-text);}
.breadcrumb-inner a:hover{text-decoration:underline;}

/* Hero */
.hero{
  background:linear-gradient(180deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:var(--white);padding:64px 20px 56px;
}
.hero.hero-photo{
  background-size:cover;background-position:center 30%;background-repeat:no-repeat;
}
.hero-inner{max-width:900px;margin:0 auto;text-align:center;}
.hero .eyebrow{
  display:inline-block;letter-spacing:.15em;font-size:.8rem;font-weight:700;
  color:var(--secondary);border:1px solid rgba(242,177,131,.5);border-radius:999px;
  padding:5px 16px;margin-bottom:18px;
}
.hero h1{color:#FFA23D;font-size:2.8rem;margin-bottom:.3em;text-shadow:0 2px 14px rgba(0,0,0,.35);}
.hero .sub{color:#FFE8D2;font-size:1.15rem;margin-bottom:1.4em;text-shadow:0 1px 8px rgba(0,0,0,.3);}
.hero .catch{font-size:1.15rem;color:#FFF6EE;white-space:pre-line;margin-bottom:1.6em;text-shadow:0 1px 8px rgba(0,0,0,.3);}
.hero .tagline{font-size:.95rem;color:#F2C79A;}

/* Sections */
.section{padding:56px 20px;}
.section-inner{max-width:1000px;margin:0 auto;}
.section.tint{background:var(--card-bg);}
.section.dark{background:var(--primary);color:var(--white);}
.section.dark h2,.section.dark h3{color:var(--white);}
.section.dark .muted{color:#D9A47E;}
.section h2{font-size:1.55rem;position:relative;padding-bottom:10px;}
.section h2::after{content:"";display:block;width:44px;height:4px;background:var(--accent);
  border-radius:2px;margin-top:10px;}
.section.dark h2::after{background:var(--secondary);}
.section h3{font-size:1.1rem;color:var(--accent-text);}
.section.dark h3{color:var(--secondary);}

/* Cards / grids */
.grid{display:grid;gap:18px;}
.grid.cols-2{grid-template-columns:repeat(2,1fr);}
.grid.cols-3{grid-template-columns:repeat(3,1fr);}
.grid.cols-4{grid-template-columns:repeat(4,1fr);}
.card{
  background:var(--card-bg);border:none;border-radius:8px;
  padding:20px 22px;
}
.section.tint .card{background:var(--white);}
.card h3{margin-top:0;}
.card ul{padding-left:0;}
.card li{margin-bottom:.5em;padding-left:1.1em;position:relative;}
.card li::before{content:"・";position:absolute;left:0;color:var(--accent-text);}
.section-inner ul:not(.badge-list):not(.people-list):not(.subpage-links) li{
  margin-bottom:.5em;padding-left:1.1em;position:relative;
}
.section-inner ul:not(.badge-list):not(.people-list):not(.subpage-links) li::before{
  content:"・";position:absolute;left:0;color:var(--accent-text);
}

/* Stats */
.stat-row{display:flex;flex-wrap:wrap;gap:28px;margin:24px 0;}
.stat{
  flex:1 1 160px;text-align:center;padding:4px 0;
}
.stat-num{font-size:1.8rem;font-weight:700;color:var(--accent-text);}
.stat-label{font-size:.82rem;color:var(--muted);margin-top:4px;}

/* Tables */
table{width:100%;border-collapse:collapse;margin:1em 0;font-size:.92rem;}
th,td{border:1px solid var(--border);padding:10px 12px;text-align:left;vertical-align:top;}
th{background:var(--primary);color:var(--white);font-weight:600;}
tr:nth-child(even) td{background:var(--card-bg);}

/* News list */
.news-list{display:flex;flex-direction:column;gap:0;}
.news-item{
  display:flex;gap:18px;padding:16px 0;border-bottom:1px solid var(--border);
  align-items:baseline;flex-wrap:wrap;
}
.news-date{flex:0 0 110px;color:var(--muted);font-size:.85rem;}
.news-source{display:inline-block;font-size:.72rem;color:var(--accent-text);background:var(--card-bg);
  border-radius:999px;padding:2px 10px;margin-right:8px;}
.news-title a{font-weight:600;}
.news-title a:hover{color:var(--accent-text);text-decoration:underline;}
.news-year-heading{margin-top:2.2em;font-size:1.2rem;border-bottom:2px solid var(--accent);
  display:inline-block;padding-bottom:4px;color:var(--primary);}

/* Year hub cards */
.year-hero{
  border-top:3px solid var(--accent);padding:28px 0 8px;margin-bottom:8px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
}
.year-hero .badge{
  display:inline-block;color:var(--accent-text);font-weight:700;
  font-size:.85rem;margin-bottom:10px;
}
.subpage-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px;}
.subpage-links a{
  background:transparent;color:var(--accent-text);border:1.5px solid var(--accent-text);
  border-radius:8px;padding:11px 20px;font-weight:700;font-size:.95rem;
}
.subpage-links a:hover{background:var(--accent-text);color:#fff;}
.subpage-links a.disabled{border-color:var(--border);color:var(--muted);pointer-events:none;opacity:.7;}

/* Timeline */
.timeline{border-left:3px solid var(--accent);padding-left:22px;margin:22px 0;}
.timeline .tl-item{margin-bottom:20px;position:relative;}
.timeline .tl-item::before{
  content:"";position:absolute;left:-28.5px;top:5px;width:12px;height:12px;
  border-radius:50%;background:var(--accent);
}
.timeline .tl-date{font-weight:700;color:var(--accent-text);}

/* FAQ */
.faq-group{margin-bottom:2em;}
.faq-item{border:1px solid var(--border);border-radius:10px;margin-bottom:10px;overflow:hidden;}
.faq-item summary{
  cursor:pointer;padding:14px 18px;font-weight:600;background:var(--card-bg);
  list-style:none;display:flex;gap:10px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"Q";color:#fff;background:var(--accent);
  border-radius:50%;width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;
  font-size:.75rem;flex:0 0 auto;}
.faq-item .a{padding:14px 18px;font-size:.95rem;display:flex;gap:10px;}
.faq-item .a::before{content:"A";color:#fff;background:var(--primary);
  border-radius:50%;width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;
  font-size:.75rem;flex:0 0 auto;}

/* CTA bar */
.cta-bar{
  background:var(--card-bg);color:var(--accent-text);
  border-top:3px solid var(--accent);border-bottom:3px solid var(--accent);
  padding:22px 30px;text-align:center;font-weight:700;font-size:1.1rem;margin-top:10px;
}

/* Content photos */
.content-photo{
  width:100%;border-radius:6px;margin:4px 0 8px;
}
.photo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:4px 0 8px;}
.photo-grid figure{margin:0;}
.photo-grid img{
  width:100%;border-radius:6px;
}
.photo-grid figcaption{font-size:.82rem;color:var(--muted);margin-top:8px;}

/* Attendee / people list */
.people-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 24px;margin:1em 0;}
.people-list li{padding-left:1.1em;position:relative;}
.people-list li::before{content:"・";position:absolute;left:0;color:var(--accent-text);}

/* Footer */
.site-footer{
  background:var(--white);color:var(--text);padding:44px 20px 26px;margin-top:40px;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.footer-inner{max-width:1120px;margin:0 auto;text-align:center;}
.footer-brand{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--primary);font-size:1.1rem;font-weight:700;margin-bottom:8px;}
.footer-tagline{color:var(--muted);font-size:.9rem;margin-bottom:18px;}
.footer-links{display:flex;justify-content:center;flex-wrap:wrap;gap:18px;margin-bottom:18px;font-size:.85rem;}
.footer-links a{color:var(--text);}
.footer-links a:hover{color:var(--accent-text);text-decoration:underline;}
.footer-copy{font-size:.78rem;color:var(--muted);}

.muted{color:var(--muted);}
.small{font-size:.85rem;}
.note{
  background:var(--card-bg);border-left:4px solid var(--accent);
  padding:14px 18px;border-radius:0 10px 10px 0;font-size:.9rem;color:var(--text);margin:1em 0;
}
.badge-list{display:flex;flex-wrap:wrap;gap:4px 4px;margin:1em 0;font-size:.9rem;}
.badge-list span{color:var(--accent-text);font-weight:600;}
.badge-list span:not(:last-child)::after{content:"・";color:var(--muted);margin-left:4px;font-weight:400;}

/* Responsive */
@media (max-width:880px){
  .grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr;}
  .photo-grid{grid-template-columns:1fr;}
  .people-list{grid-template-columns:1fr;}
  .hero h1{font-size:2rem;}
  .nav-toggle{display:inline-block;}
  .main-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--border);padding:10px 20px 16px;
  }
  .main-nav.open{display:block;}
  .main-nav ul{flex-direction:column;align-items:stretch;}
  .main-nav .submenu{position:static;box-shadow:none;border:none;padding-left:12px;display:block;}
  .main-nav li.has-children .submenu{display:none;}
  .main-nav li.has-children:hover .submenu,.main-nav li.has-children.open .submenu{display:block;}
  .header-inner{position:relative;}
  .year-hero{flex-direction:column;align-items:flex-start;}
}