/* --- GLOBAL RESET & BASE STYLES --- */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Ubuntu', system-ui, -apple-system, sans-serif;
            background-color: #1a1a1a; /* Set body background to match main/footer dark color */
            color: #1e1e1e;
            line-height: 1.6;
            position: relative;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

/* --- LAYOUT & WIDTH CONFIGURATION --- */
/* This handles the 80% width and centering for all major sections */
        .container {
            width: 78%;       /* The User Request: 80% Width */
            margin: 0 auto;   /* Ensures everything stays Centered */
            max-width: 1800px; /* Safety cap for ultra-wide 4k screens */
            padding: 0px 0;  /* Vertical padding only */
        }

        .dr-icon {
            margin: 0;
            width: 75px;
            display: block;
        }
        
        .dr-icon img {
            width: 100%;
            height: auto;
            display: block;
        }

        .btn-download {
            display: inline-block;
            background: linear-gradient(145deg, #074c7a 0%, #0e5aa2 40%);
            color: #ffffff !important;
            width: 100%;
            max-width: 370px;
            padding: 10px;
            font-size: 1.25rem;
            font-weight: 500;
            text-align: center;
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
        }

        .btn-download:hover {
            background: #3d4449;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(2, 184, 245, 0.3);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 400;
            margin-bottom: 20px;
            padding-bottom: 5px;
            border-bottom: 2px solid #333;
            color: #000;
        }

/* --- Navbar Styles --- */
        nav {
            background-color: #1e1e1e;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .nav-content {
            width: 100%;
            max-width: 1100px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 60px;
        }

        .logo {
            text-decoration: none;
            display: flex;
        }

        .logo img { height: 75px; width: auto; }

        .nav-links {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .nav-links a:not(.nav-btn):not(.social-icon) {
            text-decoration: none;
            color: #fff;
            font-weight: 500;
            font-size: 1rem;
            transition: color 0.3s ease;
        }

        .nav-links a:not(.nav-btn):not(.social-icon):hover { color: #3a99e6; }

        .social-icon {
            display: flex; align-items: center; text-decoration: none;
            font-size: 1.4rem; color: #fff; transition: transform 0.3s ease;
        }
        .social-icon:hover i {
            background: linear-gradient(#0077b5 100%);
            -webkit-background-clip: text; -moz-background-clip: text; background-clip: text;
            -webkit-text-fill-color: transparent; color: transparent; transform: scale(1.1);
        }

        .nav-btn {
            background-color: #3a99e6; color: white !important; padding: 10px 25px;
            border-radius: 50px; font-weight: bold; text-decoration: none;
            animation: pulse-animation 2s infinite;
            transition: transform 0.3s ease, background-color 0.3s ease;
        }
        .nav-btn:hover { background-color: #524bd6; transform: translateY(-3px); animation: none; }

        @keyframes pulse-animation {
            0% { box-shadow: 0 0 0 0 rgba(10, 134, 206, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(108, 99, 255, 0); }
            100% { box-shadow: 0 0 0 0 rgba(108, 99, 255, 0); }
        }


        /* --- HERO SECTION --- */
        main {
            padding: 50px 0;
            background-color: #1a1a1a;
            color: #f4f4f9;
        }

        .hero {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 20px;
            gap: 4rem;
        }

        .hero-content {
            flex: 1;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.1;
            margin-bottom: 0.5rem;
        }

        .hero-subtitle {
            font-size: 1.45rem;
            font-weight: 300;
            font-style: italic;
            color: #3a99e6;
            margin-top: -0.5rem;
            padding-left: 10px;
        }

        .hero-sidebar {
            flex: 0 0 320px;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .hero-description {
            font-size: 0.85rem;
            text-align: center;
            color: #cccccc;
            line-height: 1.8;
        }

/* --- PROFILE IMAGE ANIMATION --- */
        .profile-image {
            width: 100%;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
            margin-bottom: 20px;
            background-color: #000;
        }
        
        .profile-image img {
            width: 100%;
            height: 600px;
            display: block;
            object-fit: cover;
            object-position: top;
            opacity: 1;                             /* Changed from 0 to 1 */
            transform: scale(1);                    /* Changed from 0.9 to 1 */
            transition: none;                       /* Recommended to remove the transition */
            will-change: transform, opacity;
        }

        .section5 {
            margin-bottom: 40px;
        }

/* --- BACK TO TOP BUTTON --- */
        #backToTop {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: #3a99e6;
            color: #fff;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: all 0.3s ease;
        }

        #backToTop.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        #backToTop:hover {
            background-color: #0e5aa2;
            transform: translateY(-5px);
        }

/* --- RESPONSIVE QUERIES --- */
        @media (max-width: 1024px) {
            .hero {
                flex-direction: column;
                gap: 2rem;
            }
            .hero-sidebar {
                width: 100%;
                flex: auto;
            }

            .profile-image img {
                height: auto;
                max-height: 500px;
            }
        }

        @media (max-width: 768px) {
/* On mobile, 80% is too narrow, so we bump it to 90% or 95% */
            .container {
                width: 90%;
            }
            
            .hero-title {
                font-size: 2.5rem;
            }
        }

/* --- FOOTER --- */
        footer {
            background-color: #1a1a1a; /* Matches your main section background */
            padding: 20px 0;
            color: #ccc; /* Light gray text for contrast */
            text-align: center;
            font-size: 0.85rem;
        }

        .footer-content {
            display: flex;
            justify-content: flex-end; /* Aligns content to the right, matching your previous request */
            align-items: center;
            width: 78%; /* Using your .container width */
            margin: 0 auto;
        }

        .copyright-text i.fa-lock {
            color: #3a99e6; /* Give the lock a nice blue color */
            margin-right: 8px;
            font-size: 1rem;
        }