/* Custom Alert Styles */
        
#custom-alert-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 25, 47, 0.85); /* Dark Navy with opacity */
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease-in-out, visibility 0.4s ease-in-out;
}

#custom-alert-overlay.show {
    opacity: 1;
    visibility: visible;
}

#custom-alert-box {
    background-color: #112240; /* Lighter Navy */
    padding: 2rem;
    border-radius: 0.5rem;
    border: 1px solid #64ffda;
    text-align: center;
    max-width: 500px;
    margin: 1rem;
    box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
    transform: scale(0.9);
    transition: transform 0.4s ease-in-out;
}

#custom-alert-overlay.show #custom-alert-box {
    transform: scale(1);
}

        body {
            font-family: 'Poppins', sans-serif;
            background-color: #0a192f; /* Dark Navy Blue */
            color: #a8b2d1; /* Light Slate */
        }
        .nav-link {
            position: relative;
            transition: color 0.3s;
            color: #ccd6f6; /* Lighter Slate */
        }
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            background-color: #64ffda; /* Bright Mint */
            transition: width 0.3s;
        }
        .nav-link:hover, .nav-link.active {
            color: #64ffda; /* Bright Mint */
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .project-card, .service-card {
            background-color: #112240; /* Lighter Navy */
            transition: transform 0.3s, box-shadow 0.3s;
            border-radius: 0.5rem;
            border: 1px solid #1e293b; /* slate-800 */
        }
        .project-card:hover, .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
        }
        .skill-bar-fill {
            transition: width 1.5s ease-in-out;
            width: 0%;
        }
        .timeline::before {
            background-color: #233554; /* Slate Navy */
        }
        .timeline-item::before {
            background-color: #0a192f;
            border: 3px solid #64ffda; /* Bright Mint */
        }
        .form-input {
            background-color: #112240;
            border: 1px solid #233554;
            color: #ccd6f6;
        }
        .form-input:focus {
            outline: none;
            border-color: #64ffda;
        }
        .btn-primary {
             background-color: transparent;
             border: 1px solid #64ffda;
             color: #64ffda;
             transition: background-color 0.3s, box-shadow 0.3s;
        }
        .btn-primary:hover {
            background-color: rgba(100, 255, 218, 0.1);
            box-shadow: 0 0 10px 0 #64ffda;
        }
        
        /* Animation for scroll */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s, transform 0.8s;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        /* Chat Widget Styles */
#chat-messages::-webkit-scrollbar {
    width: 5px;
}
#chat-messages::-webkit-scrollbar-thumb {
    background-color: #64ffda;
    border-radius: 10px;
}
.chat-message {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
}
.user-message .message-bubble {
    background-color: #64ffda;
    color: #0a192f;
    align-self: flex-end;
}
.bot-message .message-bubble {
    background-color: #233554;
    color: #ccd6f6;
    align-self: flex-start;
}
.message-bubble {
    padding: 8px 12px;
    border-radius: 18px;
    max-width: 80%;
    font-size: 0.9rem;
    line-height: 1.4;
}