body {
    font-family: Arial, sans-serif;
}

header, nav, main, footer {
    padding: 20px;
    text-align: center;
}

/* Add more styles as needed */
/****************************************header section **********************************************************/
.hero-header {
    background: url('collaborations.webp') no-repeat center center;
    background-size: cover; /* Keeps it covering fully */
    /*background-position: top center; /* Adjust to keep the focus area */
    color: white;
    padding: 0;
    width: 100%;
    height: 30vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: sticky;
    top: 0;
    z-index:1000000;
    transition: height 0.5s ease-in-out; /* Slower transition for smooth effect */
}


/* Header Content Box */
.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70%;
    height: 12vh;
    background: rgba(0, 0, 0, 0.5); /* Semi-transparent overlay */
    padding: 15px;
    border-radius: 10px;
    transition: padding 1.5s ease-in-out; /* Smooth shrinking effect */

}

/* Ensure smooth centering of h1 */
.header-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all 1.2s ease-in-out;
}

.header-text h1 {
    margin: 0;
    font-size: 1.8rem;
    transition: font-size 1s ease-in-out, transform 1s ease-in-out;
    transform: translateY(0);
}

/* h2 and h3 initial styles */
.header-text h2, .header-text h3 {
    margin: 5px 0;
    font-size: 1.2rem;
    opacity: 1;
    visibility: visible;
    transition: opacity 1.2s ease-in-out, visibility 1.2s ease-in-out;
}


/* Logo Container (Outside the Overlay) */
.logo-container {
    position: absolute;
    right: 55px; /* Adjust as needed */
    top: 50%;
    transform: translateY(-50%); /* Keeps logo vertically centered */
    transition: opacity 1.5s ease-in-out; /* Smooth fade-out */
}

/* Initial Styles */
.logo-snmg {
    position: absolute;
    right: 77%;
    top: 50%;
    transform: translateY(-50%);
    height: 14vh;
    opacity: 0.85;
    display: flex;
    align-items: center;
    transition: height 1.2s ease-in-out, right 1.2s ease-in-out;
}

.logo-snmg img.logo {
    height: 100%;
    width: auto;
    border-radius: 10px;
    object-fit: contain;
    transition: height 1.2s ease-in-out;
}


.header-logo {
    max-height: auto; /* Adjust based on logo size */
    width: 120px;
}


/* Shrinking Header */
.hero-header.shrink-header {
    height: 10vh; /* Shrinks header when scrolled */
    background-size: cover; /* Keeps background responsive */
}

/* When scrolling, reduce the padding */
.hero-header.shrink-header .header-content {
    padding: 5px;
    height: 8vh;
}

/* Header Text */
.header-text {
    text-align: center;
    transition: opacity 1.5s ease-in-out, transform 1.5s ease-in-out;
}

/* Shrink text size when scrolling */
.hero-header.shrink-header .header-text h1 {
    font-size: 1.2rem; /* Reduce size */
    transform: translateY(27px); /* Adjust slightly down for visual centering */
    position: relative;
    
}

/* Center main text vertically clearly when scrolled */
.hero-header.shrink-header .header-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}


/* Hide the logo when scrolling */
.hero-header.shrink-header .logo-container {
    opacity: 0;
}

.hero-header.shrink-header .header-text h2,
.hero-header.shrink-header .header-text h3 {
    opacity: 0;
    visibility: hidden;
    
}

/* Hide the logo when scrolling */
.hero-header.shrink-header .logo-snmg {
    height: 8vh;
    right: 79%;
}


/************************************header section end**********************************************************/




/*********************************** Style the navigation menu ****************************************************/
/* Style the top navigation */
.topnav {
    background-color: #ffffff; /* Dark background */
    overflow: visible;
    position: fixed; /* Stay on top */
    width: 98.9%;
    top: 0;
    z-index: 1000000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: top 0s ease; /* Smooth transition for any top value adjustments */
}

.topnav a, .dropdown-btn {
    padding: 14px 16px;
    color: rgb(0, 0, 0);
    text-decoration: none;
    display: block;
    transition: background-color 0.00003s;
    z-index: 1000000;
    border-radius: 10px;
    margin-top: 5px;
    font-weight: 600;
    text-shadow: 1px 1px 2px rgba(112, 109, 109, 0.689);
}

.topnav a:hover, .dropdown-content a:hover {
    background-color: #825732;
    color: rgb(255, 255, 255);
}

/* Dropdown styles */
.dropdown {
    position: relative; /* Necessary for absolute positioning of dropdown content */
}

.menuPanel {
    opacity: 0;
    top: 100%;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 200px;
    pointer-events: none;
    box-shadow: 0px 8px 16px 0 rgba(0, 0, 0, 0.2);
    z-index: 1000001;
}

.menuPanel a {
    float: none;
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
    z-index: 1000001;
}

/* Slide down animation */
.menuPanel.slide-down {
    animation: slideDown 0.4s forwards ease;
    pointer-events: auto;
    opacity: 1;
}
  
/* Slide up animation */
.menuPanel.slide-up {
    animation: slideUp 0.4s forwards ease;
    pointer-events: none;
    opacity: 0;
}
  
@keyframes slideDown {
    0% {
      height: 0;
      opacity: 0;
    }
    100% {
      height: 200px;
      opacity: 1;
    }
}
  
@keyframes slideUp {
    0% {
      height: 200px;
      opacity: 1;
    }
    100% {
      height: 0;
      opacity: 0;
    }
}


.dropdown-icon {
    font-size: 0.75em;
    transition: transform 0.4s ease;
    display: inline-block;   /* Important for transform to work */
    
}



.dropdown-icon.rotate {
    transform: rotate(180deg);
}




/************************************************navigation end************************************************/


/**********************************************scroll to top button************************************************/

#back-to-top-btn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    font-size: 26px;
    width: 50px;
    height: 50px;
    background-color: #fff;
    color: #333;
    cursor: pointer;
    outline: none;
    border: 3px solid #333;
    border-radius: 50%;
    transition: all 0.3s ease-in-out;
    z-index: 999;
}

#back-to-top-btn:hover {
    background-color: #333;
    color: #fff;
}

/* Entrance Animation */
.btnEntrance {
    animation: fadeInUp 0.5s ease-in-out;
}

/* Exit Animation */
.btnExit {
    animation: fadeOutDown 0.3s ease-in-out;
}

/* Keyframes for Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOutDown {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
        transform: translateY(20px);
    }
}
/****************************************************scroll to top button end****************************************************/

/**************************************************collaborations***************************************************************/
/* Ensuring Collaborators Stay in a Row */
.collab-grid {
    display: flex;
    justify-content: center; /* Centers items in the row */
    flex-wrap: wrap; /* Allows wrapping for smaller screens */
    gap: 70px; /* Adds space between items */
    margin-right: 30px;
}


/* Collaborator Card */
.collaborator {
    position: relative; /* This ensures the overlay is constrained inside */
    text-align: center;
    width: 450px; /* Ensures uniform width */
    margin-bottom: 90px;
    
}


/* Collaboration Sections */
.collab-section {
    margin-bottom: 120px; /* Adds space between sections */
}
/* Circular Image */
.collaborator img {
    width: 100%;
    height: 100%;
    aspect-ratio: 16/10;
    object-fit: contain; /* Ensures full image fits without cropping */
    border-radius: 50%; /* Circular shape */
    border: 4px solid #070707; /* Soft border */
}

/* Overlay Effect for "Visit Website" */
.collab-overlay {
    position: absolute;
    top: 4px;
    left: 4px;
   
    width: 100%;
    height: 100%;
   
    background: rgba(0, 0, 0, 0.5); /* Transparent overlay */
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

/* Visit Website Link */
.collab-link {
    color: white;
    font-size: 0.9rem;
    font-weight: bold;
    text-decoration: none;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

/* Hover Effects */
.collaborator:hover .collab-overlay {
    opacity: 1;
}

.collaborator:hover .collab-link {
    opacity: 1;
}


/* Common Styling for Captions */
.collab-caption-indian {
    font-size: 1rem; /* Increase font size */
    font-weight: 600;
    color: #28282a; /* Dark grey for readability */
    text-align: center;
    margin-top: 10px;
    padding: 8px 15px;
    background: rgba(128, 128, 203, 0); /* Transparent background */
    border-radius: 8px; /* Soft rounded edges */
    display: inline-block;
    box-shadow: 0px 4px 6px rgba(255, 255, 255, 0.15); /* Soft shadow for depth */
    width: auto; /* Auto width for dynamic text */
    min-width: 100px; /* Ensures it doesn’t shrink too much */
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

/* Ensure all icons are properly spaced */
.collab-caption-indian i {
    color: #007bff; /* Professional blue */
    margin-right: 8px;
    font-size: 1.2rem;
}

/* Spacing between each section */
.collab-caption-indian br {
    margin-bottom: 2px; /* Increases space between lines */
    display: block;
    content: " "; /* Ensures spacing works */
}

/* Research Group Styling */
.group-container-indian {
    display: flex;
    align-items: center;
    justify-content: center; /* Centers the group name and icon */
    margin-top: -30px;
    color: #007bff; /* Professional blue */
}

/* Research Group Name Styling */
.group-name-indian {
    font-size: 1rem;
    color: #000000;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 6px;
}





.collab-caption {
    font-size: 1rem; /* Increase font size */
    font-weight: 600; /* Slightly bold */
    color: #28282a; /* Dark grey for readability */
    text-align: left;
    margin-top: 10px;
    padding: 5px 10px;
    background: rgba(128, 128, 203, 0); /* Light background for subtle effect */
    border-radius: 25px; /* Rounded edges */
    display: inline-block; /* Prevents full-width stretching */
    box-shadow: 0px 4px 6px rgba(255, 255, 255, 0.541); /* Soft shadow for depth */
    align-items: flex-start;
    width: 30vw;
    
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

/* Styling for Icons */
.collab-caption i {
    color: #007bff; /* Blue for professionalism */
    margin: 0 6px;
    font-size: 1.2rem;
    align-items: flex-start;
}
/* Add a slight hover effect */
/*.collab-caption:hover {
    transform: scale(1.05); /* Slight zoom effect */
    /*box-shadow: 0px 6px 10px rgba(0, 0, 0, 0.15); /* Increase shadow 
}


/* Add spacing between each line */
.collab-caption br {
    margin-bottom: 2px; /* Increases space between lines */
    display: block;
    content: " "; /* Ensures spacing works */
}

/* Increase spacing between each section */
.collab-caption i {
    margin-bottom: 2px; /* Extra space below each icon */
}

/* Research Group Name Styling */
.group-name {
    font-size: 1rem;
    color: #000000;
    display: flex;
    text-align: center;
    align-items: center;
    margin: 0 6px;
    font-weight: 600; /* Slightly bold */
    margin-right: -30px;
}


/* Center align only the research group row */
.group-container {
    display: flex;
    align-items: center;
    justify-content: center; /* Centers the group name and icon */
    margin-top: -15px;
    color: #007bff; /* Blue for professionalism */
}




















/**********************************************************Footer section*******************************************************************/

/******************************************************* Footer Styling ************************************************************/
footer {
    background: linear-gradient(135deg, #595959, #323233,#060606); /* Gradient Background */
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between; /* Keeps contact, clock, and map in one row */
    align-items: center; /* Centers everything vertically */
    border-radius: 15px;
    width: 100%;
    box-sizing: border-box;
    flex-wrap: wrap;
}

/* Contact Info */
.contact-info {
    flex: 1;
    text-align: left;
}




/* Right Section: Map */
.map {
    text-align: right;
}

.map iframe {
    width: 30vw;  /* Ensures it adapts inside the footer */
    height: 200px; /* Adjust this as needed */
    border-radius: 15px; /* Keeps rounded corners */
}


@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}




.map img {
    border-radius: 15px; /* Rounded corners for the map */
}

/* Styles for the digital clock are included in the body of the HTML */


.rounded-social-buttons {
    
    text-align: left;
}

.rounded-social-buttons .social-button {
    display: inline-block;
    position: relative;
    cursor: pointer;
    width: 3.125rem;
    height: 3.125rem;
    border: 0.125rem solid transparent;
    padding: 0;
    text-decoration: none;
    text-align: center;
    color: #fefefe;
    font-size: 1.5625rem;
    line-height: 2em;
    border-radius: 1.6875rem;
    transition: all 0.5s ease;
    margin-right: 0.25rem;
    margin-bottom: 0.25rem;
}

.rounded-social-buttons .social-button:hover, .rounded-social-buttons .social-button:focus {
    transform: rotate(360deg);
    color: #fefefe;
    background: transparent;
    border-color: #fefefe;
}

.rounded-social-buttons .fa-linkedin, .google-scholar img {
    font-size: 25px;
}

.rounded-social-buttons .social-button.linkedin {
    background: #007bb5;
}

.rounded-social-buttons .social-button.linkedin:hover, .rounded-social-buttons .social-button.linkedin:focus {
    color: #007bb5;
    background: #fefefe;
    border-color: #007bb5;
}

.rounded-social-buttons .social-button.google-scholar {
    background: black;
}

.rounded-social-buttons .social-button.google-scholar:hover, .rounded-social-buttons .social-button.google-scholar:focus {
    color: black;
    background: #fefefe;
    border-color: black;
}

.clock-container {
    margin-top: 30px;
    background-color: #080808;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 1px 1px 5px rgba(255,255,255,0.15),
                0 15px 90px 30px rgba(0,0,0,0.25);
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-family: 'Montserrat', sans-serif;
    transform: translateX(-100px);
}
  
  .clock-col {
    text-align: center;
    margin: 0 8px;
    min-width: 80px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  
  .clock-col:not(:last-child)::after {
    content: ':';
    color: rgba(255,255,255,0.5);
    font-size: 2rem;
    position: absolute;
    top: 20%;
    right: -14px;
    transform: translateY(-50%);
  }
  
  .clock-timer {
    font-size: 2rem;
    margin: 0;
    line-height: 1;
  }
  
  .clock-label {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    margin-top: 6px;
  }
  
  .clock-col:last-child::after {
    display: none;
  }
  
.site-footer {
    width: 100%;
    background-color: #2f0aa000; /* Dark footer background */
    color: #ffffff;            /* White text */
    text-align: center;
    padding: 15px 10px;
    font-size: 0.9rem;
    position: relative;
    bottom: 0;
    margin-top: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}