* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body,
        html,
        body {
            margin: 0;
            padding-top: 30px;
            /* pushes all content below the fixed header */

            height: 100%;
            font-family: "Poppins", sans-serif;
            overflow-x: hidden;
            /* prevent sideways scroll */
            overflow-y: auto;
            /* allow vertical scroll */
            background: #f9f9f9;
        }


        #content {
            padding: 40px;
            text-align: center;
        }

        #content h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }

        #content p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: #555;
        }

        /* Floating Navigator */
        #unitNavigator {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: #ffffff;
            border: 2px solid #2980b9;
            border-radius: 10px;
            padding: 10px;
            width: 180px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            font-family: Arial, sans-serif;
            z-index: 1000;
        }

        #unitNavigator textarea {
            width: 100%;
            height: 20px;
            resize: none;
            padding: 5px;
            font-size: 14px;
            border-radius: 6px;
            border: 1px solid #ccc;
            margin-bottom: 6px;
        }

        #unitNavigator button {
            width: 48%;
            padding: 6px;
            margin-bottom: 6px;
            font-size: 14px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            background: #2980b9;
            color: white;
        }

        #unitNavigator button:hover {
            background: #1f6391;
        }

        #unitNavigator ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: none;
            /* hidden by default */
            max-height: 200px;
            overflow-y: auto;
        }

        #unitNavigator ul li {
            margin: 4px 0;
        }

        #unitNavigator ul li a {
            text-decoration: none;
            color: #2980b9;
            font-size: 14px;
        }

        #unitNavigator ul li a:hover {
            text-decoration: underline;
        }

        /* Navigation links */

        /* Mobile menu button */
        .menu-toggle {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #0072ff;
            margin-bottom: 20px;
        }



        /* Background with animated gradient */
        #splash {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(-45deg, #1e3c72, #2a5298, #00c6ff, #0072ff);
            background-size: 400% 400%;
            animation: gradientShift 10s ease infinite;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            transition: opacity 1s ease, visibility 1s ease;
            text-align: center;
            color: #fff;
        }

        #splash.fade-out {
            opacity: 0;
            visibility: hidden;
        }

        @keyframes gradientShift {
            0% {
                background-position: 0% 50%;
            }

            50% {
                background-position: 100% 50%;
            }

            100% {
                background-position: 0% 50%;
            }
        }

        /* Logo with pulse */
        .logo {
            font-size: 3rem;
            font-weight: 700;
            letter-spacing: 3px;
            opacity: 0;
            animation: fadeInScale 1.5s ease forwards, pulse 2s infinite 2s;
            text-shadow: 0 0 15px rgba(255, 255, 255, 0.6);
        }

        @keyframes fadeInScale {
            from {
                opacity: 0;
                transform: scale(0.8);
            }

            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        @keyframes pulse {

            0%,
            100% {
                transform: scale(1);
            }

            50% {
                transform: scale(1.05);
            }
        }

        /* Subtitle */
        .subtitle {
            margin-top: 10px;
            font-size: 1.2rem;
            font-weight: 300;
            opacity: 0;
            animation: slideUp 1s ease forwards 1s;
        }

        /* University */
        .university {
            margin-top: 8px;
            font-size: 1rem;
            font-weight: 400;
            opacity: 0;
            animation: slideUp 1s ease forwards 1.5s;
        }

        /* Maintainer */
        .maintain {
            margin-top: 5px;
            font-size: 1rem;
            color: rgb(87, 10, 10);
            font-weight: bold;
            opacity: 0;
            animation: slideUp 1s ease forwards 2s;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Progress bar */
        .progress {
            margin-top: 30px;
            width: 240px;
            height: 6px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 3px;
            overflow: hidden;
            position: relative;
        }

        .progress span {
            display: block;
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, #fff, #00f2fe, #fff);
            animation: load 4s forwards;
        }

        @keyframes load {
            to {
                width: 100%;
            }
        }

        /* Main content */
        #content {
            display: none;
            padding: 60px;
            text-align: center;
            animation: fadeIn 4.5s ease forwards;
        }

        #content.show {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Responsive adjustments */
        @media (max-width: 768px) {
            .logo {
                font-size: 2.2rem;
            }

            .subtitle {
                font-size: 1rem;
            }

            .university {
                font-size: 0.9rem;
            }

            .maintain {
                font-size: 0.8rem;
            }

            .progress {
                width: 180px;
            }
        }

        @media (max-width: 480px) {
            .logo {
                font-size: 1.8rem;
            }

            .subtitle {
                font-size: 0.9rem;
            }

            .university {
                font-size: 0.8rem;
            }

            .maintain {
                font-size: 0.7rem;
            }

            .progress {
                width: 150px;
            }
        }
                /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                gap: 15px;
                margin-top: 20px;
            }

            .nav-links.show {
                display: flex;
            }

            .menu-toggle {
                display: inline-block;
            }
        }