:root {
            --primary: #2563eb;
            --primary-dark: #1e40af;
            --secondary: #64748b;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --text-main: #0f172a;
            --text-light: #64748b;
            --border: #e2e8f0;
            --radius: 12px;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.6;
        }

        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }

        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section { padding: 80px 0; }

        nav {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .nav-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;

        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
        }

        .nav-links { display: flex; gap: 30px; }
        .nav-links a { font-weight: 500; color: var(--text-main); }
        .nav-links a:hover { color: var(--primary); }

        .hero {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            min-height: 80vh;
        }

        .hero-text { max-width: 600px; flex: 1; }
        
        .hero h1 {
            font-size: 3.5rem;
            line-height: 1.1;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .hero h1 span { color: var(--primary); }
        
        .hero p {
            font-size: 1.25rem;
            color: var(--text-light);
            margin-bottom: 30px;
        }

        .btn {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 12px 30px;
            border-radius: var(--radius);
            font-weight: 600;
            margin-right: 15px;
            margin-top: 10px;
        }
        .btn:hover { background: var(--primary-dark); }

        .hero-image {
            width: 350px;
            height: 350px;
            border-radius: 50%;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 5px solid white;
            box-shadow: var(--shadow);
            flex-shrink: 0;
        }

        .hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .section-title {
            font-size: 2rem;
            margin-bottom: 40px;
            text-align: center;
            color: var(--primary);
        }

        .education-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .edu-card {
            background: var(--bg-card);
            padding: 30px;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: transform 0.3s ease;
        }

        .edu-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
            border-color: var(--primary);
        }

        .edu-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 15px;
        }

        .edu-card h3 { margin-bottom: 10px; font-size: 1.25rem; }
        .edu-card .degree { font-weight: 600; color: var(--text-main); }
        .edu-card .institution { color: var(--text-light); font-size: 0.9rem; margin-bottom: 15px; }
        .edu-card .year { font-size: 0.85rem; color: var(--primary); font-weight: 600; }
        .edu-card .status { font-size: 0.85rem; color: var(--primary); font-weight: 600; }
        
        .skills-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 25px;
            justify-content: center;
        }

        .skill-tag {
            background: white;
            border: 1px solid var(--border);
            border-top:1px solid var(--border);
            padding: 10px 20px;
            border-radius: 200px;
            font-weight: 500;
            color: var(--text-main);
            align-items: center;
            gap: 8px;
            display: flex;
            justify-content: center;
        }

        .skill-tag i { color: var(--primary); 
            font-size: 1.2rem;
        }
        .skill-tag:hover {
            background: var(--primary);
            color: white;
            border-color: var(--primary);
        }

        .contact-box {
            background: var(--bg-card);
            padding: 40px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid var(--border);
            max-width: 600px;
            margin: 0 auto;
        }

        .contact-box h3 { margin-bottom: 15px; }
        .contact-box p { color: var(--text-light); margin-bottom: 25px; }        
        .email-link {
            font-size: 1.2rem;
            color: var(--primary);
            font-weight: 600;
            border-bottom: 2px solid transparent;
        }
        .email-link:hover { border-bottom: 2px solid var(--primary); }
        .contact-box .btn {
            margin-top: 20px;
        }   

        footer {
            background: var(--text-main);
            color: white;
            padding: 40px 0;
            text-align: center;
            margin-top: 50px;
        }

        @media (max-width: 768px) {
            .hero { flex-direction: column-reverse; text-align: center; padding-top: 40px; }
            .hero-image { width: 250px; height: 250px; }
            .hero h1 { font-size: 2.5rem; }
            .nav-links { display: none; }
            .btn { display: block; margin-bottom: 10px; }
        }