/* Uniform heading font size */
 h2, h3, h4, h5, h6 {
  font-size: 1.5rem;
  font-weight: bold;
}
/* Prevent justified alignment for CFP heading */
.no-justify {
  text-align: left !important;
}
/* WCCI 2026 demo styles - uses local assets only */
:root {
  --navy: #0a2a47;
  --navy-2: #0f3a66;
  --blue: #1d6fbf;
  --light: #f6f8fb;
  --text: #0b1220;
}

* { box-sizing: border-box; }
html, body { margin: 5; padding: 4; color: var(--text); font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji", "Segoe UI Emoji"; }
body { text-align: justify; }

.container { width: min(1200px, 98%); margin-inline: auto; }

/* Top navigation */
.top-nav { position: sticky; top: 0; background: var(--navy); color: #fff; z-index: 100; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: .75rem 0; gap: 1rem; }
.brand img { height: 28px; display: block; }
.menu { display: flex; gap: 1rem; flex-wrap: wrap; }
.menu a { color: #e6eef9; text-decoration: none; padding: .4rem .5rem; border-radius: .3rem; font-size: .95rem; }
.menu a:hover, .menu a:focus { background: rgba(255,255,255,0.1); outline: none; }

/* Hero */
.hero { background: var(--light); }
.hero-grid { position: relative; display: grid; grid-template-columns: 2fr 1fr; gap: 1rem; align-items: stretch; padding: 1rem 0 0; }
.hero-image { background-image: url('homepage-banner_boven-WCCI-1.jpg'); background-size: cover; background-position: center; height: 420px; border-radius: 6px 6px 0 0; position: relative; }
.hero-overlay { position: absolute; left: 1rem; right: calc(33% + 1rem); bottom: 2rem; color: #fff; text-shadow: 0 8px 24px rgba(0,0,0,.45); }
.hero-overlay h1 { font-size: clamp(1.6rem, 3vw + 1rem, 2.6rem); margin: 0; line-height: 1.2; }

.why { background: #1b6bb6; color: #fff; padding: 1.25rem; border-radius: 6px; }
.why h2 { margin-top: 0; font-size: 1.4rem; }
.why ul { margin: .5rem 0 0; padding-left: 1.2rem; }
.why li { margin: .4rem 0; }

/* Date bar */
.date-bar { background: var(--navy); color: #fff; }
.date-bar .container { padding: 1rem 0; font-size: clamp(1rem, 1.2vw + .75rem, 1.4rem); }
.date-bar strong { font-weight: 700; }

/* Quick links */
.quick-links { background: #fff; padding: 1.25rem 0 1.75rem; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; }
.card { background: #eff4fb; color: #0d2b4e; border-radius: 6px; padding: .9rem .95rem; text-align: center; text-decoration: none; font-weight: 600; border: 1px solid #dce6f4; box-shadow: 0 1px 0 rgba(13,25,45,.04); }
.card:hover { background: #e7f0fb; }

/* Welcome */
.welcome { background: var(--light); padding: 2rem 0; }
.welcome h2 { margin: 0 0 .75rem; font-size: 2rem; color: var(--navy-2); }
.welcome .text p { margin: .5rem 0; max-width: 78ch; }
.welcome ul { max-width: 78ch; }

/* Organizers */
.organizers { background: #fff; padding: 1.5rem 0 2rem; }
.organizers h3 { color: var(--navy-2); margin: 0 0 .5rem; }
.logo-row { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.logo { height: 48px; background: #0a2a47; padding: .5rem .75rem; border-radius: 6px; }
.logo.placeholder { display: inline-flex; align-items: center; justify-content: center; height: 48px; padding: 0 12px; background: #eef2f7; color: #3b4b63; border: 1px dashed #c7d3e6; font-size: .9rem; }

/* Footer */
.footer { background: #0f1830; color: #b9c7de; font-size: .9rem; }
.footer .container { padding: .9rem 0; }

/* Responsive */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-image { border-radius: 6px; height: 360px; }
  .hero-overlay { right: 1.25rem; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .menu { display: none; }
  .hero-image { height: 280px; }
  .cards { grid-template-columns: 1fr; }
}