:root{
  --navy:#071d55;
  --blue:#1265d8;
  --blue2:#3b8ef3;
  --pale:#eef6ff;
  --ink:#17243a;
  --muted:#5e6c80;
  --line:#dde6f2;
  --white:#ffffff;
  --orange:#ef7b20;
  --shadow:0 8px 24px rgba(7,29,85,.08);
  --radius:12px;
  --font-body:'Inter',Arial,Helvetica,sans-serif;
  --font-disp:'Space Grotesk','Inter',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:#f6f9fc;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:16px;top:16px;background:white;padding:10px;z-index:9999}
.site-header{
  background:linear-gradient(90deg,#06194a,#0d397b);
  color:white;
  position:sticky;
  top:0;
  z-index:1000;
  box-shadow:0 2px 10px rgba(0,0,0,.15);
}
.header-inner{
  max-width:1240px;
  margin:0 auto;
  padding:12px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{font-family:var(--font-disp);font-size:1.1rem;font-weight:700;letter-spacing:.01em;color:white}
.brand small{display:block;font-family:var(--font-body);font-size:.7rem;font-weight:500;opacity:.8;letter-spacing:.01em}
.nav-toggle{display:none;border:1px solid rgba(255,255,255,.4);background:transparent;color:white;padding:8px 12px;border-radius:8px;font-family:var(--font-body);font-weight:600}
.nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.nav a{color:#dbe6f7;font-weight:600;font-size:.9rem}
.nav a.active,.nav a:hover{color:#9fd0ff;text-decoration:none}
.nav a.active{position:relative}
.nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:#9fd0ff}
.hero{
  max-width:1240px;
  margin:0 auto;
  padding:24px;
}
.hero-image{
  display:block;
  width:100%;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.hero-panel{
  margin-top:18px;
  background:white;
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  border-left:5px solid var(--blue);
}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:.12em;
  color:var(--blue);
  font-weight:700;
  font-size:.78rem;
}
h1,h2,h3{color:var(--navy);line-height:1.18;font-family:var(--font-disp);font-weight:600}
h1{font-size:clamp(1.9rem,3.6vw,2.85rem);margin:.25em 0;letter-spacing:-.01em}
h2{font-size:clamp(1.35rem,2.2vw,1.8rem);margin-top:0;letter-spacing:-.005em}
h3{font-size:1.08rem}
.lead{font-size:1.04rem;color:#33445d;max-width:920px}
.container{max-width:1180px;margin:0 auto;padding:28px 24px 64px}
.section{margin:38px 0}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  background:white;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:0 4px 14px rgba(7,29,85,.05);
}
.card h3{margin-top:0}
.icon{
  width:46px;height:46px;border-radius:10px;
  display:grid;place-items:center;
  background:var(--pale);color:var(--blue);
  font-family:var(--font-disp);
  font-size:1.35rem;font-weight:700;margin-bottom:14px;
}
.callout{
  background:linear-gradient(135deg,#061b51,#0e4e9f);
  color:white;
  border-radius:var(--radius);
  padding:30px;
  box-shadow:var(--shadow);
}
.callout h2,.callout h3{color:white}
.callout a{color:#c8e5ff}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{
  display:inline-block;
  padding:12px 18px;
  border-radius:8px;
  font-weight:700;
  font-family:var(--font-body);
  border:2px solid var(--blue);
  background:var(--blue);
  color:white;
  transition:background-color .15s,color .15s,border-color .15s;
}
.btn:hover{text-decoration:none;background:#0b54b7}
.btn.secondary{background:white;color:var(--blue)}
.btn.ghost{background:transparent;color:white;border-color:white}
table{
  width:100%;
  border-collapse:collapse;
  background:white;
  border-radius:10px;
  overflow:hidden;
  box-shadow:0 4px 14px rgba(7,29,85,.04);
}
th,td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
th{background:#e8f2ff;color:var(--navy);font-family:var(--font-disp);font-weight:600;font-size:.92rem;letter-spacing:.01em}
tr:last-child td{border-bottom:none}
.figure{
  background:white;
  border-radius:var(--radius);
  padding:14px;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.figure img{border-radius:8px;display:block;margin:auto}
figcaption{font-size:.9rem;color:var(--muted);padding:12px 4px 0}
.timeline{border-left:3px solid var(--blue);padding-left:22px}
.timeline-item{position:relative;margin:0 0 26px}
.timeline-item:before{
  content:"";position:absolute;left:-30px;top:7px;width:12px;height:12px;
  border-radius:50%;background:var(--blue);border:3px solid white;box-shadow:0 0 0 2px var(--blue)
}
.badge{display:inline-block;padding:5px 10px;border-radius:999px;background:#eaf3ff;color:#0c57b3;font-weight:700;font-size:.8rem;letter-spacing:.01em}
.notice{background:#fff8e9;border:1px solid #f5d39a;border-left:5px solid var(--orange);padding:18px;border-radius:10px}
.faq details{
  background:white;border:1px solid var(--line);border-radius:10px;
  padding:15px 18px;margin-bottom:12px;
}
.faq summary{font-weight:700;color:var(--navy);cursor:pointer}
.faq summary:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.footer{background:#06194a;color:#c3d5ef;padding:30px 24px}
.footer-inner{max-width:1240px;margin:auto;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.92rem}
.footer strong{color:#fff;font-family:var(--font-disp);font-weight:600}
.footer a{color:white}
.small{font-size:.9rem;color:var(--muted)}
ul.clean{padding-left:20px}
.download-item{display:flex;gap:16px;align-items:flex-start}
.download-item .icon{flex:0 0 46px}
a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
@media(max-width:900px){
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .nav{display:none;width:100%;padding-top:12px}
  .nav.open{display:flex;flex-direction:column;align-items:flex-start}
  .header-inner{flex-wrap:wrap}
  .hero-panel{padding:24px}
}
@media print{
  .site-header,.footer,.btn-row{display:none}
  body{background:white}
  .card,.hero-panel,.figure,table{box-shadow:none}
}

/* 2027 refinement: compact banner shown in full */
.hero-image{
  display:block;
  width:min(100%,820px);
  height:auto;
  max-height:none;
  object-fit:contain;
  object-position:center;
  margin:0 auto;
  border-radius:10px;
}
.conference-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:#fff;
  font-weight:700;
  font-size:.84rem;
  white-space:nowrap;
}
.conference-link:hover{color:#9fd0ff;text-decoration:none}
.date-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.date-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px}
.date-card time{display:block;color:var(--blue);font-family:var(--font-disp);font-size:.98rem;font-weight:700;margin-bottom:4px}
@media(max-width:700px){.date-grid{grid-template-columns:1fr}.hero-image{width:100%}}


/* V4 layout fit */
.header-inner{max-width:1280px;gap:14px}
.nav{gap:13px}
.nav a{font-size:.84rem}
.card p:last-child{margin-bottom:0}
@media(max-width:1100px){.conference-link{order:3}.nav{gap:11px}.nav a{font-size:.81rem}}