:root{
  --bg:#f7f3eb;
  --paper:#fffdf8;
  --ink:#1f2d3d;
  --muted:#5a6472;
  --nav:#14253d;
  --nav2:#1b3554;
  --gold:#c79a44;
  --gold-soft:#e7c98d;
  --line:#e6dcc8;
  --card:#ffffff;
  --shadow:0 12px 30px rgba(20,37,61,.08);
  --radius:20px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans JP","Hiragino Sans","Yu Gothic",Meiryo,Arial,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at top right, rgba(199,154,68,.08), transparent 25%),
    linear-gradient(180deg, #fbf8f2 0%, #f7f3eb 100%);
  line-height:1.72;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto}
.topbar{
  position:sticky; top:0; z-index:1000;
  background:rgba(20,37,61,.94);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(231,201,141,.18);
}
.navwrap{
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  min-height:78px;
}
.brand{display:flex; align-items:center; gap:14px; color:#fff}
.brand img{width:58px; height:58px; object-fit:contain}
.brand-title{font-family:Georgia,"Times New Roman",serif; letter-spacing:.03em; font-size:1.65rem}
.brand-sub{font-size:.8rem; opacity:.85; margin-top:2px}
.navlinks{display:flex; flex-wrap:wrap; gap:18px}
.navlinks a{
  color:#f6efe2; font-size:.96rem; padding:8px 0; position:relative
}
.navlinks a::after{
  content:""; position:absolute; left:0; right:0; bottom:2px; height:2px;
  background:var(--gold); transform:scaleX(0); transform-origin:center; transition:.25s ease;
}
.navlinks a:hover::after, .navlinks a.active::after{transform:scaleX(1)}
.hero{
  position:relative; overflow:hidden;
  background:
    linear-gradient(180deg, rgba(20,37,61,.55), rgba(20,37,61,.58)),
    url("./Figures/SIM2_2.png") center/cover no-repeat;
  color:#fff;
}
.hero-inner{
  min-height:500px; display:grid; place-items:center; text-align:center;
  padding:72px 0 78px;
}
.hero-panel{
  width:min(900px, 100%);
  padding:22px 22px 28px;
  background:rgba(17,26,44,.28);
  border:1px solid rgba(255,255,255,.14);
  border-radius:28px;
  box-shadow:0 18px 42px rgba(0,0,0,.18);
}
.hero-logo{width:120px; margin:0 auto 20px; filter:drop-shadow(0 8px 16px rgba(0,0,0,.2))}
.kicker{
  display:inline-block; margin-bottom:12px; padding:6px 14px;
  border:1px solid rgba(255,255,255,.34); border-radius:999px; font-size:.92rem;
  letter-spacing:.08em; text-transform:uppercase; background:rgba(255,255,255,.08)
}
.hero h1{
  margin:0; font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(2.2rem, 5vw, 4rem); line-height:1.08; letter-spacing:.02em;
}
.hero h2{
  margin:12px 0 0; font-weight:500; font-size:clamp(1.12rem, 2.2vw, 1.5rem); color:#f8ecd3
}
.hero-meta{
  margin:22px auto 0; color:#fff7e7; font-size:1.05rem;
}
.hero-actions{margin-top:28px; display:flex; justify-content:center; flex-wrap:wrap; gap:14px}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  border-radius:999px; padding:13px 22px; font-weight:600; transition:.25s ease;
  border:1px solid transparent;
}
.btn-primary{background:var(--gold); color:#1d2430; box-shadow:0 10px 24px rgba(199,154,68,.28)}
.btn-primary:hover{transform:translateY(-1px); background:#d7aa53}
.btn-ghost{background:rgba(255,255,255,.08); color:#fff; border-color:rgba(255,255,255,.25)}
.btn-ghost:hover{background:rgba(255,255,255,.13)}
.section{padding:70px 0}
.section-tight{padding:48px 0}
.section-title{
  font-family:Georgia,"Times New Roman",serif; font-size:2.15rem; line-height:1.16;
  margin:0 0 12px; color:#1d2a3a;
}
.section-lead{margin:0; color:var(--muted); max-width:850px}
.divider{
  display:flex; align-items:center; justify-content:center; gap:16px; color:var(--gold);
  font-family:Georgia,"Times New Roman",serif; font-size:1.2rem; letter-spacing:.3em;
  margin:0 auto;
}
.divider::before,.divider::after{
  content:""; display:block; width:90px; max-width:22vw; height:1px; background:linear-gradient(90deg, transparent, var(--gold), transparent);
}
.grid-2{display:grid; grid-template-columns:1.2fr .8fr; gap:28px}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
.card{
  background:rgba(255,255,255,.78);
  border:1px solid rgba(199,154,68,.18);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card-pad{padding:26px}
.info-list{display:grid; gap:14px; margin-top:16px}
.info-item{
  padding:15px 16px; border:1px solid var(--line); border-radius:16px; background:#fffdfa
}
.info-label{font-size:.84rem; letter-spacing:.08em; text-transform:uppercase; color:#8a6d34; margin-bottom:4px}
.badge-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:18px}
.badge{
  display:inline-flex; align-items:center; padding:8px 12px; border-radius:999px;
  background:#fff6df; color:#6d5322; border:1px solid #ead5a3; font-size:.92rem
}
.note{
  padding:14px 16px; background:#fff7e8; border:1px solid #edd8a9;
  border-radius:14px; color:#6b5328
}
.schedule-nav{
  display:flex; flex-wrap:wrap; gap:10px; margin-top:24px
}
.schedule-nav a{
  padding:10px 14px; border-radius:999px; background:#fff; border:1px solid var(--line);
  color:var(--ink); font-weight:600
}
.schedule-nav a:hover{border-color:var(--gold); color:#6b5328}
.day-block{margin-top:34px}
.day-header{
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; align-items:end;
  margin-bottom:14px
}
.day-title{
  margin:0; font-family:Georgia,"Times New Roman",serif; font-size:1.75rem
}
.day-sub{color:var(--muted)}
.table-wrap{
  overflow:auto; border-radius:20px; border:1px solid var(--line); background:#fff; box-shadow:var(--shadow)
}
table{width:100%; border-collapse:collapse; min-width:860px}
thead th{
  background:linear-gradient(180deg, var(--nav), var(--nav2));
  color:#fff7e8; text-align:left; padding:16px 18px; font-weight:600; font-size:.94rem; letter-spacing:.03em
}
tbody td{
  padding:16px 18px; border-bottom:1px solid #eee6d9; vertical-align:top; background:#fff
}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#fffcf5}
.col-time{width:130px}
.col-session{width:88px}
.col-speaker{width:220px}
.col-aff{width:290px}
.event-row td{
  background:linear-gradient(180deg, #fff9ec, #fffdf8);
  font-weight:600
}
.smallcaps{letter-spacing:.08em; text-transform:uppercase; color:#8a6d34; font-size:.8rem}
.program-title{font-weight:700; line-height:1.45}
.muted{color:var(--muted)}
.footer{
  margin-top:40px; background:linear-gradient(180deg, #162740, #102136); color:#f7efdf
}
.footer-grid{
  display:grid; grid-template-columns:1.2fr .8fr; gap:26px; align-items:center; padding:34px 0
}
.footer-brand{display:flex; align-items:center; gap:18px}
.footer-brand img:first-child{width:70px}
.footer-brand img:last-child{width:76px}
.footer h3{margin:0 0 6px; font-family:Georgia,"Times New Roman",serif; font-size:1.5rem}
.footer p{margin:0; color:#ece2cf}
.center{text-align:center}
@media (max-width:960px){
  .grid-2,.grid-3,.footer-grid{grid-template-columns:1fr}
  .navwrap{padding:10px 0 14px; align-items:flex-start; flex-direction:column}
  .brand img{width:52px;height:52px}
}
@media (max-width:720px){
  .container{width:min(var(--max), calc(100% - 24px))}
  .hero-inner{min-height:440px}
  .hero-panel{padding:18px 14px 22px}
  .section{padding:56px 0}
  thead th, tbody td{padding:13px 12px}
}
.map-link{
  display:inline-block;
  padding:7px 11px;
  background:#c79a44;
  color:#1d2430;
  font-weight:700;
  border-radius:999px;
  text-decoration:none;
  box-shadow:0 8px 20px rgba(199,154,68,.28);
  transition:0.2s ease;
}

.map-link:hover{
  background:#d7aa53;
  transform:translateY(-1px);
  text-decoration:none;
}

.map-link:visited{
  color:#1d2430;
}

#venue{
  padding-bottom:30px;
}

#schedule{
  padding-top:30px;
}