/* General */
body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: #f4f8fb;
  color: #222;
  margin: 0;
  padding-top: 0;
}

/* Header Slideshow */
.conference-header {
  position: relative;
  height: 75vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.conference-header .slideshow {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
}

.conference-header .slideshow img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  z-index: 0;
}

.conference-header .slideshow img.active { opacity: 1; }

/* Overlay */
.conference-header .overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

/* Header text */
.conference-header .header-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 0 20px;
  text-align: center;
  margin-top: 70px;
}

.conference-header .header-content h1 {
  color: #ffd600;
  font-weight: 800;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.8);
  line-height: 1.3;
  font-size: 2.2rem;
}

.conference-header .header-content h2,
.conference-header .header-content p {
  color: #ffffff;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.8);
}

/* Side by Side Sections */
.side-by-side {
  display: flex;
  gap: 30px;
  margin-bottom: 50px;
}

.left-section, .right-section {
  flex: 1;
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

/* Updates ticker */
.updates-container {
  position: relative;
  height: 300px;
  overflow: hidden;
}

.updates-container ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.updates-container li {
  position: absolute;
  width: 100%;
  font-size: 1.1rem;
  line-height: 1.8;
  color: #333;
}

/* Sections */
section {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

h3 {
  color: #bc4749;
  font-weight: 700;
}

/* Intro paragraph */
.intro-line {
  font-size: 1.1rem;
  color: #444;
  line-height: 1.6;
  margin-bottom: 8px;
}

/* Publishers word inside paragraph */
.publishers-word {
  font-weight: 800;
  font-size: 1.5rem;
  color: #002855;
}

/* Logos */
.publishers-logos {
  display: flex;
  gap: 25px;
  justify-content: flex-start;
  align-items: center;
  margin-top: 10px;
  flex-wrap: wrap;
}

.publishers-logos img {
  height: 80px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.publishers-logos img:hover {
  transform: scale(1.1);
}

/* Responsive */
@media (max-width: 1199px) {
  .conference-header .header-content h1 { font-size: 2rem; }
  .conference-header .header-content h2 { font-size: 1.3rem; }
}

@media (max-width: 991px) {
  .conference-header { height: 60vh; }
  .conference-header .header-content { margin-top: 40px; }
  .conference-header .header-content h1 { font-size: 1.8rem; }
  .conference-header .header-content h2 { font-size: 1.2rem; }
  .conference-header .header-content p { font-size: 1rem; }

  .side-by-side { flex-direction: column; }

  .publishers-logos { justify-content: center; gap: 15px; }

  .updates-container { height: auto; }
  .updates-container li { position: relative; top: auto; margin-bottom: 10px; }
}

@media (max-width: 768px) {
  .publishers-word { font-size: 1.3rem; }
  .intro-line { font-size: 1rem; }
  .side-by-side { gap: 20px; }
  .left-section, .right-section { padding: 20px; }
}

@media (max-width: 576px) {
  .conference-header { height: 50vh; }
  .conference-header .header-content h1 { font-size: 1.5rem; }
  .conference-header .header-content h2 { font-size: 1rem; }
  .conference-header .header-content p { font-size: 0.9rem; }

  .publishers-word { font-size: 1.1rem; }
  .intro-line { font-size: 0.95rem; }
  .publishers-logos img { height: 60px; }
}