* {
  box-sizing: border-box;
}

body.dark-mode .hero,
body.dark-mode .section-title,
body.dark-mode .intro-section {
  background-color: #1a1a1a;
}

body.dark-mode .text_hide {
  background-color: #1a1a1a;
}

body.dark-mode .text {
  color: #966E6D !important;
}

body.dark-mode .text_cursor {
  background-color: #faf9f9 !important;
}

body.dark-mode .subtitle {
  color: #faf9f9 !important;
}

body.dark-mode .intro-paragraph {
  color: #faf9f9 !important;
}

/* ================= HERO SECTION STYLES ================ */
.hero {
  opacity: 0;
  transform: translateY(40px) scaleY(0.95);
  transition: opacity 1.2s ease, transform 1.2s ease;
  margin: 70px 60px;
  border-radius: 25px;
  background-image: none;
  background-size: cover;
  background-position: center;
  padding: 4rem 2rem 6rem;
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
body.page-loaded .hero {
  opacity: 1;
  transform: translateY(0) scaleY(1);
}

.hero-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s ease 0.3s, transform 1.2s ease 0.3s;
  transform-origin: top;
}

body.page-loaded .hero-inner {
  opacity: 1;
  transform: translateY(0);
}

.hero .name {
  font-size: 90px;
  font-weight: normal;
  color: #1a1a1a;
  margin: 0.3rem 0;
  z-index: 2;
}

.hero .position,
.hero .institution {
  font-size: 40px;
  color: #1a1a1a;
  text-align: center;
  margin: 0.2rem 0;
  z-index: 2;
  font-family:'Times New Roman', Times, serif !important;
}

/* ================= HEADER TEXT ================ */
.text_wrapper {
  position: relative;
  display: inline-block;
}

.text {
  font-size: 90px;
  position: relative;
  z-index: 1;
  color: #966E6D;
}

.text_hide {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: #faf9f9;
  z-index: 2;
}

.text_cursor {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: #1a1a1a;
  z-index: 3;
}

.subtitle {
  color: #1a1a1a;
  font-size: 40px;
}

.section-title {
  margin: 18px 60px 0;
  font-size: 50px;
  color: #966E6D;
  text-align: center;
  text-decoration: none;
}

/* ================= BODY OF TEXT ================ */

.subtitle-header {
  text-align: left; 
  font-size: 20px; 
  padding: 16px 0px;
  margin-left: 0px;
}

.intro-section {
  padding: 16px 80px;
  background-color: #faf9f9;
}

.intro-paragraph{
  font-size: 20px;
  text-align: left;
  padding: 16px 0px;
  color: #1a1a1a;
  margin-bottom: 60px;
}

/* ================= ABSTRACT TEXT ================ */
.fancy-abstract-button {
  margin-top: 0;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: transform 0.3s ease;
}

.fancy-abstract-button svg {
  width: 25px;
  height: 25px;
  stroke: #966E6D;
  fill: none;
  transition: fill 0.3s ease, stroke 0.3s ease, transform 0.3s ease;
}

.fancy-abstract-button:hover svg {
  fill: none
;
}

.fancy-abstract-button:active svg {
  stroke: #966E6D;
  fill: none;
  transition-duration: 0s;
}

.fancy-abstract-button.active svg {
  transform: rotate(45deg);
}

.dropdown-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.dropdown-menu.open {
  max-height: 400px; /* large enough to fit content */
}

.pub-info {
  font-size: 20px; 
  color: #966E6D;
}


/* ================= RESPONSIVE STYLES ================ */
@media (max-width: 999px) {
          
  .hero {  
    margin-top: 70px;     
    margin-left: 50px;        
    margin-right: 50px;      
  }
            
  .hero .text {    
    font-size: 75px;      
  }

  .hero .subtitle {        
    font-size: 30px;      
  }
              
  .intro-section {
    padding: 16px 80px;      
  }
            
  .intro-paragraph{
    font-size: 20px;    
    padding: 16px 0px;      
  }
}   

@media (max-width: 680px) {
              
  .hero {
    margin-top: 70px;     
    margin-left: 30px;        
    margin-right: 30px;        
    min-height: 450px;              
  }
              
  .hero .text {    
    font-size: 75px;     
  }

  .hero .subtitle {        
    font-size: 30px;      
  }
      
  .section-title {
    font-size: 35px;        
    text-align: center;  
  }
      
  .intro-section {
    padding: 16px 40px;      
  }
      
  .intro-paragraph{
    font-size: 20px;    
    padding: 16px 0px;      
  }
}