#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: -1;
}
        
.header {
    background: linear-gradient(to right, #1e3a8a, #3b82f6);
    padding: 5rem 1rem;
    text-align: center;
    color: white;
    margin-bottom: 2rem;
}
        
.header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}
        
.event-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
        
.category-label {
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    background-color: #f3f4f6;
    color: #4b5563;
    font-size: 0.875rem;
    transition: all 0.2s;
}
        
.category-input:checked + .category-label {
    background-color: #1e3a8a;
    color: white;
}
        
.event-year {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: #1e3a8a;
    color: white;
    border-radius: 9999px;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
}
        
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}
        
.photo-card {
    transition: transform 0.3s ease;
}
        
.photo-card:hover {
    transform: translateY(-5px);
}
        
        /* Custom pagination styles */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}
        
.page-item {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.2s;
}
        
.page-item.active {
    background-color: #1e3a8a;
    color: white;
}
        
.page-item:hover:not(.active) {
    background-color: #e5e7eb;
}

        /* Footer styling */
footer {
    background: linear-gradient(to right, #000428, #004e92);
    color: white !important;
    padding: 30px 0;
}

footer p {
    color: rgba(255, 255, 255, 0.8) !important;
    margin: 5px 0;
}

footer img.logo {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    margin-bottom: 16px;
    object-fit: cover;
    filter: drop-shadow(0 0 10px rgba(255, 0, 255, 0.5));
    transition: transform 0.3s ease, filter 0.3s ease;
}


                      /* By tool */
.header img {
	/* Font & Text */
	font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
	font-size: 16px;
	font-style: normal;
	font-variant: normal;
	font-weight: 400;
	letter-spacing: normal;
	line-height: 24px;
	text-decoration: none solid rgb(255, 255, 255);
	text-align: center;
	text-indent: 0px;
	text-transform: none;
	vertical-align: middle;
	white-space: normal;
	word-spacing: 0px;

	/* Color & Background */
	background-attachment: scroll;
	background-color: rgba(0, 0, 0, 0);
	background-image: none;
	background-position: 0% 0%;
	background-repeat: repeat;
	color: rgb(255, 255, 255);

	/* Box */
	height: 151.5px;
	width: 150px;
	border: 0px solid rgb(229, 231, 235);
	border-top: 0px solid rgb(229, 231, 235);
	border-right: 0px solid rgb(229, 231, 235);
	border-bottom: 0px solid rgb(229, 231, 235);
	border-left: 0px solid rgb(229, 231, 235);
	margin: 0px 0px 20px;
	padding: 0px;
	max-height: none;
	min-height: auto;
	max-width: 100%;
	min-width: auto;

	/* Positioning */
	position: static;
	top: auto;
	bottom: auto;
	right: auto;
	left: auto;
	float: none;
	display: block;
	clear: none;
	z-index: auto;

	/* List */
	list-style-image: none;
	list-style-type: disc;
	list-style-position: outside;

	/* Table */
	border-collapse: separate;
	border-spacing: 0px 0px;
	caption-side: top;
	empty-cells: show;
	table-layout: auto;

	/* Miscellaneous */
	overflow: clip;
	cursor: auto;
	visibility: visible;

	/* Effects */
	transform: none;
	transition: all;
	outline-offset: 0px;
	box-sizing: border-box;
	resize: none;
	text-shadow: none;
	text-overflow: clip;
	word-wrap: normal;
	box-shadow: none;
	border-top-left-radius: 0px;
	border-top-right-radius: 0px;
	border-bottom-left-radius: 0px;
	border-bottom-right-radius: 0px;
}

/* Navigation Bar Styling */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

nav.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav .text-blue-900 {
    font-family: 'Arial', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 0.5px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin: 0 15px;
    position: relative;
}

nav ul li a {
    color: #1e3a8a;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    padding: 8px 0;
    position: relative;
}

nav ul li a:hover {
    color: #3b82f6;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #3b82f6;
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

nav ul li.Past a {
    color: #3b82f6;
}

nav ul li.Past a::after {
    width: 100%;
}

/* Mobile menu button (add to your HTML if needed) */
.mobile-menu-button {
    display: none;
    cursor: pointer;
}

/* Responsive design */
@media (max-width: 768px) {
    nav ul {
        display: none;
    }
    
    .mobile-menu-button {
        display: block;
    }
    
    /* Mobile menu when active */
    nav ul.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        padding: 20px 0;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }
    
    nav ul.active li {
        margin: 10px 0;
        text-align: center;
    }
}