/* --- Modern Academic Theme - Green Version --- */

/* 1. Overall Page & Theme Colors */
body {
  background-color: #f4f9f7; /* Light green-gray background */
  font-family: 'Lato', 'Helvetica Neue', Arial, sans-serif;
  color: #333333;
}

/* Main content wrapper */
#template_wrapper {
  background-color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-radius: 4px;
}

/* 2. Main Title and Links */
.titre, .titre a {
  color: #1d6f42; /* Primary green */
  text-decoration: none;
}

/* 3. Color & Border System */
.template_color {
  color: #1d6f42; /* Primary green */
}

.template_border_color {
  border-color: #e0e0e0;
}

.template_backgroundcolor {
  background-color: #1d6f42; /* Primary green */
  color: #ffffff;
}

/* 4. Navigation Menu */
.menu_niveau_1_on {
  background-color: #1d6f42; /* Primary green */
  color: #ffffff;
}

.menu_niveau_1 a, .menu_niveau_1_on a {
  padding: 12px 20px;
  text-transform: uppercase;
  font-size: 0.9em;
  letter-spacing: 0.5px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.menu_niveau_1 a:hover {
  background-color: #e3f7e9; /* Light green hover */
  color: #1d6f42;
}

/* 5. Headings and Links */
h1, h2, h3 {
  font-family: 'Merriweather', 'Georgia', serif;
  color: #13482a; /* Dark green for headings */
}

a {
  color: #1d6f42; /* Primary green for links */
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #13482a; /* Darker green on hover */
  text-decoration: underline;
}

/* Speaker Cards */
.speaker-card {
  display: flex;
  gap: 30px;
  margin-bottom: 50px;
  padding: 25px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 5px 25px rgba(0,0,0,0.08);
  transition: transform 0.3s ease;
}

.speaker-card:hover {
  transform: translateY(-5px);
}

.photo-frame {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid #f0f8f4; /* Light green border */
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.speaker-details {
  flex: 1;
}

.accent-bar {
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #1d6f42, #13482a); /* Green gradient */
  margin: 15px 0;
  border-radius: 2px;
}

h3 {
  color: #13482a; /* Dark green */
  margin-bottom: 5px;
  font-size: 1.8rem;
}

.affiliation {
  color: #7f8c8d;
  font-style: italic;
  margin-bottom: 10px;
}

.bio {
  line-height: 1.7;
  color: #2d4e3a; /* Green-gray text */
  margin-bottom: 20px;
}

.talk-title {
  font-weight: 600;
  color: #1d6f42; /* Primary green */
  margin: 15px 0 8px;
}

.talk-abstract {
  background: #f8f9fa;
  padding: 15px;
  border-left: 3px solid #1d6f42; /* Primary green */
  border-radius: 0 4px 4px 0;
  font-style: italic;
}

.intro-text {
  font-size: 1.1rem;
  max-width: 800px;
  line-height: 1.7;
  margin-bottom: 40px;
  color: #2d4e3a; /* Green-gray text */
}