.collapsible-header a {
  text-decoration: none;          /* remove link underline */
  color: #333;                    /* normal text color */
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}

.page-narrow {
    max-width: 900px;   /* adjust to taste: 800–1000 is typical */
    margin: 0 auto;     /* center horizontally */
}

.pub-badge {
  background: #f2f2f2;
  border: 1px solid #bbb;
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 11px;
}
.pub-badge:hover {
  background: #e0e0e0;
}




.collapsible-header a::before {
  content: "▸";                   /* arrow closed */
  margin-right: 8px;
  transition: transform 0.2s ease;
}

/* When open */
.collapsible-header a[aria-expanded="true"]::before {
  content: "▾";                   /* arrow open */
}

.page-content {
    max-width: 900px;  /* readable */
    margin: 0 auto;    /* centers horizontally */
    padding-left: 20px;
    padding-right: 20px;
}



.video-thumbnail {
    width: 100%;
    max-width: 560px;   /* matches your layout */
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.video-thumbnail:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 18px rgba(0,0,0,0.32);
}



.talk-video-wrapper {
    text-align: center;       /* center the iframe */
    margin: 20px 0;
}

.talk-video {
    width: 560px;             /* desired width */
    max-width: 100%;          /* shrink on small screens */
    height: 315px;            /* 16:9 height for 560px width */
    border: none;
}




/* Minimal nav styling, in case your global CSS doesn't already handle it */
.top-nav {
	background-color: #f7f7f7;
	border-bottom: 1px solid #ddd;
	padding: 10px 0;
	font-weight: bold;
	text-align: center;
	letter-spacing: 0.05em;
}

.top-nav a {
	margin: 0 15px;
	text-decoration: none;
	color: #333;
}

.top-nav a:hover,
.top-nav a:focus {
	text-decoration: underline;
}

/* Page spacing */
.page-header {
	margin-top: 30px;
	margin-bottom: 20px;
}

/* Responsive video embeds */
.video-container {
	position: relative;
	padding-bottom: 56.25%; /* 16:9 ratio */
	height: 0;
	overflow: hidden;
	margin-bottom: 20px;
}

.video-container iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

/* Section spacing */
.talks-section {
	margin-bottom: 35px;
}

.talks-section h3 {
	margin-top: 25px;
}

.talks-section ul {
	padding-left: 20px;
}


.navbar-fixed-top{
	background-color: #ffffff;
	height: 40px;
	
	
}

.navbar-fixed-top a{
    color: #5a5a5a;
    font-size: 28px;
    font-weight: bold;
    padding-top: 14px;
    padding-bottom: 14px;
    padding-left: 10px;
    padding-right: 10px;
    text-transform: uppercase;
    
}

.navbar-fixed-top li{
    display: inline;
}

.jumbotron{
    margin-top: 20px;
    height: clamp(220px, 35vh, 420px);
	min-height: 220px;
    background-image: url('../Images/Frontpage1.jpg');
	background-repeat: no-repeat;
	background-size: 100%;
	background-position: center 50%;
	text-align: center;	
}

.jumbotron_research{
    margin-top: 20px;
    height: clamp(220px, 35vh, 420px);
	min-height: 220px;
    background-image: url('../Images/ResearchCover2.jpg');
	background-repeat: no-repeat;
	background-size: 100%;
	background-position: center 15%;
	text-align: center;
}

.jumbotron_aboutme{
    margin-top: 20px;
    height: clamp(220px, 35vh, 420px);
	min-height: 220px;
    background-image: url('../Images/Cover-Large.png');
	background-repeat: no-repeat;
	background-size: 100%;
	background-position: center 70%;
	text-align: center;
}

.jumbotron_award{
    margin-top: 20px;
    height: clamp(220px, 35vh, 420px);
	min-height: 220px;
    background-image: url('../Images/Award.jpeg');
	background-repeat: no-repeat;
	background-size: 100%;
	background-position: center 30%;
	text-align: center;
}



.jumbotron h1{
    color: #ffffff;
    font-size: 48px;
    font-weight: bold;
    font-family: 'Style/Shift',sans-serif;
    
}

.jumbotron p{
    color: #ffffff;
    font-size: 20px;
    
}

.people{
	padding-top: 50px;
	background-color: #efefef;
	/* border-bottom: 1px solid #dbdbdb; */
}




.resume1 li{
    font-family: 'Style/Shift',sans-serif;
}

.resume1 ul{
	margin-top: 35px;
	list-style-type: none;
}

.tableresume td{
	font-family: 'Style/Shift',sans-serif;
	vertical-align: top;

}

table {
    border-collapse: collapse;
	width: 100%;
}


.resume1{
	padding-top: 50px;
	padding-bottom: 0px;
	background-color: #efefef;
}

.resume2{
	padding-left: 100px;
	padding-top: 50px;
	padding-bottom: 50px;
	background-color: #efefef;
}

.resume2 p{
	font-family: 'Style/Shift',sans-serif;
}

.resume2 h3{
	font-family: 'Style/Shift',sans-serif;
	border-bottom: 1px solid #dbdbdb;
}

.resume2 ul{
	list-style-type: none;
}

.entry{
	padding-top: 50px;
	padding-bottom: 50px;
	background-color: #efefef;
    border-bottom: 1px solid #dbdbdb;
}

.entry p{
	padding-top: 50px;
	background-color: #efefef;
    font-family: 'Style/Shift', sans-serif;	
}

.research_entry p{
	padding-top: 20px;
	background-color: #efefef;
    font-family: 'Style/Shift', sans-serif;	
}

.entryprojresume{
	padding-top: 50px;
	padding-bottom: 50px;
	background-color: #efefef;
    border-bottom: 1px solid #dbdbdb;
}

.entryprojresume p{
	background-color: #efefef;
	font-family: 'Style/Shift', sans-serif;
}

.entryprojresume h3{
	font-family: 'Style/Shift',sans-serif;
	border-bottom: 1px solid #dbdbdb;
}


.entryprojresume li{
	padding-bottom: 10px;
	font-family: 'Style/Shift', sans-serif;

}

.entryproj{
	padding-top: 50px;
	padding-bottom: 50px;
	background-color: #efefef;
    border-bottom: 1px solid #dbdbdb;
}

.entryproj p{
	padding-top: 70px;
	background-color: #efefef;
	font-family: 'Style/Shift', sans-serif;
}

.entryproj li{
	padding-bottom: 10px;
	font-family: 'Style/Shift', sans-serif;

}

.blogentry{
	padding-top: 50px;
	padding-bottom: 50px;
	background-color: #efefef;
    border-bottom: 1px solid #dbdbdb;
}

.blogentry a{
	background-color: #efefef;
    font-family: 'Style/Shift', sans-serif;
    font-size: 18px;
    font-weight: bold;
	
}

.blogentry h3{
	background-color: #efefef;
    font-family: 'Style/Shift', sans-serif;
    font-size: 18px;
    font-weight: bold;
}

.blogentry p{
	margin-top: 70px;
	background-color: #efefef;
    font-family: 'Style/Shift', sans-serif;	
}

.blog {
	border-bottom: 1px solid #dbdbdb;
	height: 250px;
    background-image: url('Blog_Preview.jpg');
	background-size: 100%;
	text-align: center;
    
}

.blog a{
    color: #ffffff;
    font-size: 48px;
    font-weight: bold;
    font-family: 'Style/Shift',sans-serif;
    
}

.blogtitle{
	padding-top: 10px;
	text-align: center;
	background: #efefef;
    font-family: 'Style/Shift', sans-serif;	
}

.socialmedia{
	padding-top: 10px;
	text-align: center;
	background: #efefef;
}

.socialmediaresume{
	padding-top: 30px;
	text-align: center;
	background: #efefef;
}


.learn-more {
    background-color: #f7f7f7;
    
}

.learn-more h3{
    font-family: 'Style/Shift', sans-serif;
    font-size: 18px;
    font-weight: bold;
}

.learn-more a{
    color: #00b0ff;
    
}

.bottom li{
    color: #5a5a5a;
    font-size: 11px;
    font-weight: bold;
    padding-top: 14px;
    padding-bottom: 14px;
    padding-left: 10px;
    padding-right: 10px;
    text-transform: uppercase;
	display: block;
	text-align: center;
    
}