/* Import Bootstrap */
@import url('https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css');

/* Define color variables */
:root {
    /* Source: https://colorhunt.co/palette/f9ed69f08a5db83b5e6a2c70 */
    --primary-color-dark: #0f3761;
    --primary-color-light: #1f5691;
    --background-color: #f4f7fc;
}


body {
    background: var(--background-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar {
    background: linear-gradient(90deg, var(--primary-color-dark), var(--primary-color-light), var(--primary-color-dark));    
    padding: 8px 0;
    transition: all 0.5s ease-out;
}

.navbar-brand {
    font-size: 1.2rem;
    font-weight: bold;
    color: white;
    visibility: hidden;
}

#header {
    height: 400px;
    background: linear-gradient(90deg, var(--primary-color-dark), var(--primary-color-light), var(--primary-color-dark));
    align-content: center;
}

.header-content {
    display: block;
    margin: 0 30px;
    align-content: center;
    text-align: center;
    color: white;
}

.header-content-inner {
    justify-content: center;
    align-content: center;
}

.profile-img {
    max-width: 160px;
    max-height: 160px;
    border-radius: 50%;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.2);
    margin-bottom: 10px;
    justify-content: center;
    align-content: center;
}

.social-icon:hover {
    transform: scale(1.2) translateY(-3px);
}

/* Main Content */
.section {
    background: white;
    padding: 30px;
    padding-top: 0;
    margin-bottom: 50px;
    border-radius: 8px;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.1);
}

.section h2 {
  color: var(--primary-color-dark);
  padding-top: 30px;
  font-weight: bold;
  font-size: 2rem;
  margin-bottom: 30px;
}

.section h3 {
  color: var(--primary-color-dark);
  padding-top: 8px;
  font-weight: bold;
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.publications-inner {
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.1);
    flex-grow: 1;
    margin-bottom: 30px;
}

/* .publications-inner:hover {
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
} */

.publications-inner h3 {
    color: var(--primary-color-dark);
    font-weight: bold;
    font-size: 1.4rem;
    margin-bottom: 16px;
}

/* Timeline */
.timeline {
    position: relative;
    list-style: none;
    padding-left: 0;
}

.timeline-item {
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.1);
    flex-grow: 1;
    margin-bottom: 30px;
}

/* .timeline-item:hover {
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
} */

.timeline-item-period {
    font-size: 1.1rem;
}

.timeline-item ul {
  list-style-type: disc;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background: linear-gradient(90deg, var(--primary-color-dark), var(--primary-color-light), var(--primary-color-dark));
    color: white;
    margin-top: 40px;
}