:root {
            --bg-color: #0f1923; /* Darker blue background */
            --text-color: #ffffff;
            --accent-color: #f8981d; /* Java orange */
            --secondary-color: #5382a1; /* Java blue */
            --border-color: #1c2b39;
            --card-bg: #162533;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            scroll-behavior: smooth; /* Enable smooth scrolling */
        }
        
        body {
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }
        
        header {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-color);
            flex-wrap: wrap;
        }
        
        .logo {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        
        nav ul {
            display: flex;
            list-style: none;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        nav a {
            text-decoration: none;
            color: var(--text-color);
            transition: color 0.3s ease;
        }
        
        nav a:hover {
            color: var(--accent-color);
        }
        
        .hero {
            min-height: 90vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 50px 0;
        }
        
        .hero h1 {
            font-size: clamp(36px, 5vw, 60px);
            margin-bottom: 20px;
        }
        
        .hero p {
            font-size: clamp(16px, 3vw, 22px);
            max-width: 600px;
            color: #bbb;
            margin-bottom: 40px;
        }
        
        .hero-cta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 28px;
            text-decoration: none;
            border-radius: 5px;
            font-weight: 600;
            transition: all 0.3s ease;
            margin-bottom: 10px;
        }
        
        .btn-primary {
            background-color: var(--accent-color);
            color: #0f1923; /* Dark text on orange button for better contrast */
        }
        
        .btn-primary:hover {
            background-color: #e08000;
        }
        
        .btn-secondary {
            border: 1px solid var(--secondary-color);
            color: var(--text-color);
        }
        
        .btn-secondary:hover {
            background-color: var(--secondary-color);
            color: #0f1923;
        }
        
        .section-title {
            font-size: clamp(28px, 4vw, 32px);
            margin-bottom: 30px;
            position: relative;
            display: inline-block;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 60%;
            height: 3px;
            background-color: var(--accent-color);
        }
        
        section {
            padding: 60px 0;
            border-bottom: 1px solid var(--border-color);
        }
        
        .about {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        
        .about-image {
            position: relative;
        }
        
        .about-image-box {
            width: 100%;
            height: 0;
            padding-bottom: 100%; /* Maintain aspect ratio */
            background-color: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--secondary-color);
            position: relative;
        }
        
        .about-image-box img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .about-content p {
            margin-bottom: 20px;
            font-size: clamp(16px, 2vw, 18px);
            color: #bbb;
        }
        
        .skills {
            margin-top: 30px;
        }
        
        .skill-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .tag {
            background-color: var(--card-bg);
            padding: 8px 16px;
            border-radius: 5px;
            font-size: 14px;
            border: 1px solid var(--secondary-color);
            margin-bottom: 5px;
        }
        
        .java-tag {
            background-color: var(--accent-color);
            color: #0f1923;
            border: none;
        }
        
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }
        
        .project-card {
            background-color: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid var(--border-color);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        
        .project-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
            border-color: var(--secondary-color);
        }
        
        .project-img {
            width: 100%;
            height: 0;
            padding-bottom: 56.25%; /* 16:9 aspect ratio */
            position: relative;
            background-color: #1c2f41;
            overflow: hidden;
        }
        
        .project-img img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .project-card:hover .project-img img {
            transform: scale(1.05);
        }
        
        .project-content {
            padding: 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        
        .project-content h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }
        
        .project-content p {
            color: #bbb;
            margin-bottom: 15px;
            flex-grow: 1;
        }
        
        .project-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        
        .project-tag {
            background-color: rgba(83, 130, 161, 0.2);
            color: var(--secondary-color);
            padding: 5px 10px;
            border-radius: 4px;
            font-size: 12px;
            margin-bottom: 5px;
        }
        
        .project-tag.java {
            background-color: rgba(248, 152, 29, 0.2);
            color: var(--accent-color);
        }
        
        .project-links {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            margin-top: auto;
        }
        
        .project-link {
            color: var(--text-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 5px;
            font-size: 14px;
        }
        
        .project-link:hover {
            color: var(--accent-color);
        }
        
        .experience-item {
            margin-bottom: 40px;
            padding: 20px;
            border-radius: 10px;
            background-color: var(--card-bg);
            border: 1px solid var(--border-color);
            transition: transform 0.3s ease, border-color 0.3s ease;
        }
        
        .experience-item:hover {
            transform: translateX(5px);
            border-color: var(--secondary-color);
        }
        
        .experience-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        
        .experience-title {
            font-size: clamp(20px, 3vw, 24px);
        }
        
        .experience-date {
            color: #bbb;
        }
        
        .experience-company {
            font-size: clamp(16px, 2.5vw, 18px);
            color: var(--accent-color);
            margin-bottom: 15px;
        }
        
        .experience-description {
            color: #bbb;
        }
        
        .contact-form {
            max-width: 600px;
            width: 100%;
            background-color: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }
        
        input, textarea {
            width: 100%;
            padding: 12px 15px;
            background-color: #162030;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            color: var(--text-color);
            font-size: 16px;
            transition: border-color 0.3s ease;
        }
        
        textarea {
            min-height: 150px;
            resize: vertical;
        }
        
        input:focus, textarea:focus {
            outline: none;
            border-color: var(--accent-color);
        }
        
        button {
            background-color: var(--accent-color);
            color: #0f1923;
            border: none;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        
        button:hover {
            background-color: #e08000;
        }
        
        footer {
            padding: 50px 0;
            text-align: center;
        }
        
        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        
        .social-link {
            color: var(--text-color);
            font-size: 20px;
            transition: color 0.3s ease;
            text-decoration: none;
            padding: 10px 15px;
            border-radius: 5px;
            background-color: var(--card-bg);
            margin-bottom: 10px;
        }
        
        .social-link:hover {
            color: var(--accent-color);
            background-color: #162533;
        }
        
        .footer-text {
            color: #bbb;
        }
        
        /* Scroll-to-top button */
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--accent-color);
            color: #0f1923;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            opacity: 0;
            transition: opacity 0.3s ease, transform 0.3s ease;
            transform: translateY(20px);
            z-index: 100;
        }
        
        .scroll-top.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .scroll-top:hover {
            background-color: #e08000;
        }
        
        /* Mobile menu toggle */
        .menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 30px;
            height: 21px;
            cursor: pointer;
        }
        
        .menu-toggle span {
            height: 3px;
            width: 100%;
            background-color: var(--text-color);
            border-radius: 3px;
            transition: all 0.3s ease;
        }
        
        /* Responsive styles */
        @media (max-width: 992px) {
            .about {
                grid-template-columns: 1fr;
            }
            
            .about-image-box {
                max-height: 400px;
                padding-bottom: 75%; /* 4:3 aspect ratio */
            }
        }
        
        @media (max-width: 768px) {
            header {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .logo {
                margin-bottom: 15px;
            }
            
            .menu-toggle {
                display: flex;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            
            nav {
                width: 100%;
                display: none;
            }
            
            nav.active {
                display: block;
            }
            
            nav ul {
                flex-direction: column;
                gap: 10px;
            }
            
            .hero h1 {
                font-size: 32px;
            }
            
            .hero p {
                font-size: 16px;
            }
            
            .section-title {
                font-size: 24px;
            }
            
            .projects-grid {
                grid-template-columns: 1fr;
            }
            
            .experience-header {
                flex-direction: column;
            }
            
            .experience-date {
                margin-top: 5px;
            }
            
            .contact-form {
                padding: 20px;
            }
        }
        
        @media (max-width: 480px) {
            .hero-cta {
                flex-direction: column;
                gap: 10px;
            }
            
            .btn {
                width: 100%;
                text-align: center;
            }
            
            .social-links {
                flex-direction: column;
                gap: 10px;
            }
            
            .social-link {
                width: 100%;
            }
        }