:root{
  --vermilion:#D93915;--vermilion-dark:#B32A0E;--navy:#1f242b;--navy-soft:#3a4149;
  --red:#D93915;--blue:#D93915;--ink:#1a1c20;--paper:#FFFFFF;--paper-2:#F7F4F1;
  --line:#ece7e1;--muted:#6b7280;--track:#f0ebe5;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans JP",system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.75;-webkit-font-smoothing:antialiased}
h1,h2,h3{line-height:1.25;letter-spacing:.01em}
.display{font-family:"Noto Sans JP","Noto Sans JP",sans-serif}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-family:"Noto Sans JP",sans-serif;font-weight:700;letter-spacing:.22em;text-transform:uppercase;font-size:12px;color:var(--vermilion);margin-bottom:18px}
.section-title{font-size:clamp(26px,3.4vw,40px);font-weight:900;color:var(--navy);position:relative;padding-top:20px;margin-bottom:12px}
.section-title.sightseeing-title{font-size:clamp(22px,3vw,34px)}
.section-title::before{content:"";position:absolute;top:0;left:0;width:64px;height:5px;background:var(--vermilion);border-radius:3px}
.lead{color:var(--muted);font-size:17px;max-width:680px}
.welcome-back{color:var(--vermilion);font-size:1.33em;font-weight:900}
.society-title-link{transition:color .2s ease}
.society-title-link:hover{color:var(--vermilion)}
section{padding:80px 0}
#committee{padding-top:40px;scroll-margin-top:68px}
#themes{padding-top:40px}
.alt{background:#fff}

header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:.3s}
header.scrolled{border-bottom-color:var(--line);box-shadow:0 4px 24px rgba(12,35,64,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;font-family:"Noto Sans JP";font-weight:800;color:var(--navy)}
.brand>span:last-child{font-size:30px;line-height:1;letter-spacing:.01em;color:var(--vermilion);font-weight:900}
.brand .mark{width:38px;height:38px;border-radius:50%;background:var(--vermilion);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800}
.brand small{display:block;font-family:"Noto Sans JP";font-weight:500;font-size:11px;color:var(--muted);letter-spacing:.08em}
.menu{display:flex;align-items:center;gap:14px;font-size:12px;font-weight:500}
.menu a{position:relative;display:inline-flex;align-items:center;height:68px;color:var(--navy-soft);transition:color .2s}
.menu a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--vermilion);border-radius:2px;transform:scaleX(0);transform-origin:left center;transition:transform .22s ease}
.menu a:hover{color:var(--vermilion)}
.menu a:hover::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:16px}
.langsw{display:flex;align-items:center;gap:9px}
.langsw a{display:block;line-height:0;border-radius:4px;opacity:.45;transition:.2s;outline:2px solid transparent;outline-offset:1px}
.langsw a:hover{opacity:1}
.langsw a.active{opacity:1;outline-color:var(--vermilion)}
.langsw .flag{width:28px;height:19px;border-radius:3px;display:block;overflow:hidden;box-shadow:0 0 0 1px rgba(0,0,0,.08)}
.cta{background:var(--vermilion);color:#fff !important;padding:10px 20px;border-radius:999px;font-weight:700;font-size:14px;transition:.2s}
.cta:hover{background:var(--vermilion-dark);transform:translateY(-1px)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--navy)}
.only-mobile{display:none}
.menu{margin-left:auto}
.social{display:flex;align-items:center;gap:12px;margin-left:16px}
.social a{display:block;line-height:0;opacity:.92;transition:.2s}
.social a:hover{opacity:1;transform:translateY(-2px)}
.social img{width:26px;height:26px;display:block}
#enjoy{scroll-margin-top:88px}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden;padding:120px 0 80px}
.hero-bg{position:absolute;inset:0;background:url('images/IFOS-1.jpg') center/cover no-repeat;transform:scale(1.05)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(120deg,rgba(18,16,15,.92) 0%,rgba(38,24,18,.80) 42%,rgba(179,42,14,.66) 100%)}
.hero .wrap{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:10px;border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:8px 18px;font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;font-family:"Noto Sans JP";margin-bottom:28px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(216,30,40,.25)}
.hero h1{font-family:"Noto Sans JP";font-weight:900;font-size:clamp(56px,12vw,150px);line-height:.92;letter-spacing:-.02em}
.hero h1 span{color:var(--vermilion)}
.hero .sub{font-size:clamp(18px,2.4vw,26px);font-weight:700;margin-top:18px}
.hero .place{font-size:15px;color:rgba(255,255,255,.78);margin-top:6px;letter-spacing:.04em}
.hero-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:14px 22px;backdrop-filter:blur(4px)}
.chip b{display:block;font-family:"Noto Sans JP";font-size:20px;font-weight:800}
.chip small{font-size:12px;color:rgba(255,255,255,.72);letter-spacing:.05em}
.hero-actions{margin-top:40px;display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{background:var(--vermilion);color:#fff;padding:14px 30px;border-radius:999px;font-weight:700;transition:.2s}
.btn-primary:hover{background:var(--vermilion-dark);transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(255,255,255,.4);padding:14px 30px;border-radius:999px;font-weight:600;transition:.2s}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* HERO (cover image) */
.hero-new{background:#fff;padding:68px 0 0}
.hero-new .cover{width:100%;display:block}

/* MOVIE */
#movie{padding:64px 0;background:var(--vermilion)}
.video-wrap{position:relative;max-width:960px;margin:0 auto;aspect-ratio:16/9;border-radius:18px;overflow:hidden;background:#000;box-shadow:0 24px 60px rgba(12,35,64,.18)}
.video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.hero-below{max-width:1120px;margin:0 auto;padding:32px 24px 4px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px}
.chip2{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 20px}
.chip2 b{display:block;font-family:"Noto Sans JP";font-size:19px;font-weight:800;color:var(--navy)}
.chip2 small{font-size:12px;color:var(--muted);letter-spacing:.05em}
.btn-outline{border:1px solid var(--vermilion);color:var(--vermilion);padding:14px 30px;border-radius:999px;font-weight:700;transition:.2s}
.btn-outline:hover{background:var(--vermilion);color:#fff}

/* HISTORY */
.history{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.history .year{font-family:"Noto Sans JP";font-weight:900;font-size:clamp(40px,5.4vw,72px);color:var(--vermilion);line-height:1;margin:6px 0 20px;white-space:nowrap}
.figure{border-radius:18px;overflow:hidden;box-shadow:0 24px 60px rgba(12,35,64,.22);position:relative}
.figure img{width:100%;height:100%;object-fit:cover}
.figure figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(0deg,rgba(0,0,0,.8),transparent);color:#fff;font-size:13px;padding:34px 22px 16px;letter-spacing:.03em}

/* EXEC SUMMARY */
.exec-top{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;margin-bottom:16px}
.exec-top img{border-radius:16px}
.grid{display:grid;gap:22px;margin-top:40px}
.cols-3{grid-template-columns:repeat(3,1fr)}
.reason{background:#fff;border:1px solid var(--line);border-radius:20px;padding:40px 34px 36px;transition:.25s}
.reason:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(12,35,64,.09)}
.reason .num{font-family:"Noto Sans JP";font-weight:900;font-size:80px;line-height:1;color:var(--vermilion);text-align:center;margin:8px 0 22px}
.reason h3{font-size:24px;font-weight:900;color:var(--ink);margin-bottom:12px}
.reason p{font-size:15px;color:var(--muted);line-height:1.7}

/* SOCIETY */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.stat{background:#fff;border:1px solid var(--line);border-radius:20px;padding:38px 32px 34px;text-align:center}
.stat-ic{width:56px;height:56px;object-fit:contain;display:block;margin:8px auto 18px}
.stat b{font-family:"Noto Sans JP";font-weight:900;font-size:30px;color:var(--vermilion);display:block;line-height:1.15}
.stat span{font-size:18px;color:var(--ink);font-weight:900;display:block;margin-top:4px}
.stat small{display:block;font-size:15px;color:var(--muted);margin-top:10px;line-height:1.7;font-weight:400}
.mapfig{margin-top:40px;background:#fff;border-radius:20px;overflow:hidden;padding:24px}
.mapfig h3{font-size:clamp(16px,2vw,20px);font-weight:900;color:var(--ink);text-align:center;margin-bottom:20px;line-height:1.5}
.mapfig img{margin:0 auto}
.mapfig-title h3{margin-bottom:0}
.mapfig .cap{color:var(--muted);font-size:13px;text-align:center;margin-top:14px}
.chart{margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px}
.chart h3{font-size:18px;color:var(--navy);margin-bottom:6px}
.chart .capt{font-size:13px;color:var(--muted);margin-bottom:26px}
.bar{display:grid;grid-template-columns:150px 1fr 92px;align-items:center;gap:14px;margin-bottom:12px}
.bar .name{font-size:13px;font-weight:600;color:var(--navy);text-align:right}
.bar .track{background:var(--track);border-radius:8px;height:26px;overflow:hidden}
.bar .fill{height:100%;width:0;border-radius:8px;transition:width 1.2s cubic-bezier(.2,.8,.2,1)}
.bar .val{font-family:"Noto Sans JP";font-weight:700;font-size:13px;color:var(--navy)}
.bar.jp .name{color:var(--vermilion);font-weight:800}

/* COMMITTEE */
.committee{position:relative;border-radius:22px;overflow:hidden;margin-top:40px;box-shadow:0 24px 60px rgba(12,35,64,.2)}
.committee img{width:100%}
.committee .ov{position:absolute;left:0;bottom:0;right:0;padding:56px 34px 26px;background:linear-gradient(0deg,rgba(12,35,64,.85),transparent);color:#fff}
.committee .ov h3{font-size:20px}
.committee .ov p{font-size:13.5px;color:rgba(255,255,255,.8)}

/* VENUE */
.venue{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.venue-info .kv{display:flex;align-items:baseline;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.venue-info .kv:first-of-type{border-top:1px solid var(--line)}
.venue-info .k{font-family:"Noto Sans JP";font-weight:700;font-size:12px;letter-spacing:.12em;color:#fff;background:var(--vermilion);padding:6px 12px;border-radius:6px;white-space:nowrap}
.venue-info .v{font-size:clamp(19px,2.4vw,26px);font-weight:700;color:var(--navy)}
.venue-info .venue-name-link{transition:color .2s ease}
.venue-info .venue-name-link:hover{color:var(--vermilion)}
.venue-info .venue-english-link{display:inline-flex;align-items:center;margin-left:10px;padding:3px 10px;border-radius:999px;background:var(--vermilion);color:#fff;font-size:11px;font-weight:700;line-height:1.5;vertical-align:middle;transition:background .2s ease,transform .2s ease}
.venue-info .venue-english-link:hover{background:var(--vermilion-dark);transform:translateY(-1px)}
.venue-info .v small{display:block;font-size:14px;color:var(--muted);font-weight:400}
.venue-img{border-radius:18px;overflow:hidden;box-shadow:0 24px 60px rgba(12,35,64,.25)}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
.fact{background:#1E52D9;color:#fff;border-radius:16px;padding:32px 22px 30px;text-align:center;display:flex;flex-direction:column;align-items:center}
.fact .fic{width:56px;height:56px;margin-bottom:14px}
.fact b{font-family:"Noto Sans JP";font-weight:900;font-size:24px;display:block;color:#fff;line-height:1.2}
.fact b em{color:#fff;font-style:normal;font-size:32px}
.fact span{font-size:14px;color:rgba(255,255,255,.94);line-height:1.65;margin-top:6px;display:block}

/* THEMES */
.themes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.theme{border-radius:20px;overflow:hidden;background:#fff;border:1px solid var(--line);transition:.25s}
.theme:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(12,35,64,.12)}
.theme .ph{aspect-ratio:16/10;overflow:hidden}
.theme .ph img{width:100%;height:100%;object-fit:cover}
.theme .tx{padding:24px 26px 30px}
.theme .tg{font-family:"Noto Sans JP";font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--vermilion);font-weight:700}
.theme h3{font-size:20px;color:var(--navy);margin:6px 0 8px}
.theme p{font-size:14px;color:var(--muted)}

/* ACCESS */
.access{background:var(--paper)}
#access{scroll-margin-top:68px}
.access-map{margin-top:44px;border-radius:20px;overflow:hidden;background:#fff}
.access-top{display:flex;gap:20px;flex-wrap:wrap;margin-top:36px}
.access-top .a{flex:1;min-width:160px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;text-align:center}
.access-top .a b{font-family:"Noto Sans JP";font-weight:900;font-size:38px;color:var(--blue);display:block}
.access-top .a span{font-size:14px;color:var(--navy);font-weight:600}
.flights{margin-top:28px;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.flight{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 16px;display:flex;justify-content:space-between;align-items:center}
.flight .c{font-size:14px;font-weight:600;color:var(--navy)}
.flight .t{font-family:"Noto Sans JP";font-weight:700;font-size:14px;color:var(--vermilion)}

/* COST + VISA */
.food-banner{border-radius:20px;overflow:hidden;margin-bottom:40px;box-shadow:0 20px 50px rgba(12,35,64,.18)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:stretch}
.panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px}
.visa-big{font-family:"Noto Sans JP";font-weight:900;font-size:72px;color:var(--red);line-height:1}
.visa-regions{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.visa-regions span{background:var(--paper-2);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;color:var(--navy)}
table{width:100%;border-collapse:collapse;margin-top:8px;font-size:14px}
th,td{padding:11px 10px;text-align:left;border-bottom:1px solid var(--line)}
th{font-size:12px;letter-spacing:.04em;color:var(--muted);text-transform:uppercase;font-weight:700}
td:first-child{font-weight:600;color:var(--navy)}
td.jp{color:var(--vermilion);font-weight:700;font-family:"Noto Sans JP"}

/* TEAM */
#team{scroll-margin-top:68px}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.org{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;font-size:13.5px;font-weight:600;color:var(--navy);display:flex;align-items:center;min-height:92px;transition:.2s}
.org:hover{border-color:var(--vermilion);color:var(--vermilion)}

.cta-band{background:#fff;color:var(--ink);text-align:center;border-top:1px solid var(--line)}
.cta-band h2{font-family:"Noto Sans JP";font-weight:900;font-size:clamp(28px,4vw,46px);color:var(--vermilion)}
.cta-band h2::before{display:none}
.cta-band p{color:var(--muted);margin:16px auto 0;max-width:600px}
footer{background:var(--navy);color:rgba(255,255,255,.66);padding:56px 0 40px;font-size:13px}
footer .f-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.12)}
footer .brand{color:#fff}
footer .brand small{color:rgba(255,255,255,.6);margin-top:6px}
footer .f-bottom{padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* LOGOS */
.brand-logos{display:flex;align-items:center;gap:8px}
.brand-logos img{height:38px;width:auto}
.hero-logos{display:flex;gap:16px;align-items:center;margin-bottom:26px}
.hero-logos img{height:70px;width:auto;filter:drop-shadow(0 4px 12px rgba(0,0,0,.35))}
.venue-logo{display:flex;align-items:center;gap:14px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.venue-logo .lbl{font-size:12px;color:var(--muted);font-weight:600}
.venue-logo img{height:42px;width:auto}
.visa-block{margin-top:8px}
.visa-map{background:#fff url('images/IFOS-11.jpg') center/cover no-repeat;border-radius:18px;padding:46px 34px;margin-top:22px}
.visa-map img{width:100%;max-width:1040px;margin:0 auto}
.team-logos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
#team .team-support-title{font-size:clamp(20px,2.3vw,29px)}
.team-logo{background:#fff;border-radius:14px;padding:22px;display:flex;align-items:center;justify-content:center;min-height:118px;transition:.2s}
.team-logo:hover{transform:translateY(-3px)}
.team-logo img{max-height:76px;max-width:100%;width:auto;object-fit:contain}
.footer-logos{display:flex;gap:14px;align-items:center;margin-bottom:14px}
.footer-logos img{height:54px;width:auto}

/* BACK TO TOP */
.totop{position:fixed;right:26px;bottom:26px;z-index:60;width:52px;height:52px;border-radius:50%;background:var(--vermilion);color:#fff;display:grid;place-items:center;font-size:22px;line-height:1;box-shadow:0 10px 26px rgba(217,57,21,.4);opacity:0;visibility:hidden;transform:translateY(12px);transition:.25s;cursor:pointer}
.totop.show{opacity:1;visibility:visible;transform:none}
.totop:hover{background:var(--vermilion-dark);transform:translateY(-3px)}
@media(max-width:560px){.totop{right:16px;bottom:16px;width:46px;height:46px;font-size:20px}}

.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ENJOY JAPAN — destinations */
.enjoy{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;align-items:start}
.dest{display:block;border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--line);transition:.25s}
.dest:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(12,35,64,.12)}
.dest .ph{aspect-ratio:1/1;overflow:hidden}
.dest .ph img{width:100%;height:100%;object-fit:cover;object-position:center top;transition:.45s}
.dest:hover .ph img{transform:scale(1.05)}
.dest .bar-img{display:block;width:100%}

@media(max-width:900px){
  .burger{display:flex}
  .nav{position:relative}
  .social{margin-left:auto;margin-right:14px}
  .menu{
    display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;gap:0;
    background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(12,35,64,.10);padding:6px 0;
  }
  .menu a{display:block;height:auto;padding:14px 24px;font-size:15px;border-bottom:1px solid var(--line)}
  .menu a:last-child{border-bottom:none}
  .history,.venue,.split,.exec-top{grid-template-columns:1fr;gap:32px}
  .cols-3,.stat-row,.themes,.team-grid,.facts,.enjoy{grid-template-columns:1fr 1fr}
  .team-logos{grid-template-columns:repeat(3,1fr)}
  section{padding:60px 0}
}
@media(max-width:560px){
  .wrap{padding:0 18px}
  .nav{height:60px}
  .menu{top:60px}
  .hero-new{padding-top:60px}
  .nav-right{display:none}
  .menu .only-mobile{display:block}
  .brand{gap:8px;min-width:0}
  .brand>span:last-child{font-size:22px;white-space:nowrap}
  .brand-logos img{height:30px}
  .social{gap:9px;margin-right:10px}
  .social img{width:22px;height:22px}
  .cols-3,.stat-row,.themes,.team-grid,.team-logos{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr 1fr}
  .section-title{font-size:clamp(22px,6vw,30px)}
  .reason{padding:30px 24px}
  .reason .num{font-size:60px;margin:4px 0 14px}
  .reason h3{font-size:20px}
  .stat{padding:30px 24px}
  .committee .ov{padding:40px 22px 20px}
  .fact{padding:26px 16px}
  .fact b{font-size:20px}
  .fact b em{font-size:26px}
  .panel{padding:24px 18px;overflow-x:auto}
  .visa-map{padding:26px 16px}
  table{font-size:12.5px}
  th,td{padding:9px 6px}
  .bar{grid-template-columns:96px 1fr 70px;gap:8px}
  .bar .name{font-size:11px}
  .enjoy{grid-template-columns:1fr 1fr;gap:14px}
  footer .f-top{gap:16px}
}