:root {
            /* ASP.NET / Microsoft inspired colors */
            --primary: #5c2d91; /* Visual Studio purple */
            --primary-light: #8e54e9;
            --secondary: #0078d4; /* .NET blue */
            --secondary-light: #29b6f6;
            
            /* Dark mode (default) */
            --bg-color: #0b0c10;
            --surface: rgba(30, 31, 38, 0.6);
            --surface-hover: rgba(45, 47, 56, 0.8);
            --border: rgba(255, 255, 255, 0.1);
            --text-main: #f8f9fa;
            --text-muted: #adb5bd;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            --glow: 0 0 20px rgba(92, 45, 145, 0.4);
        }

        .light-mode {
            /* Light mode */
            --bg-color: #f8fafc;
            --surface: rgba(255, 255, 255, 0.7);
            --surface-hover: rgba(255, 255, 255, 0.95);
            --border: rgba(92, 45, 145, 0.15);
            --text-main: #1e293b;
            --text-muted: #475569;
            --shadow: 0 8px 32px rgba(92, 45, 145, 0.1);
            --glow: 0 0 20px rgba(0, 120, 212, 0.2);
        }

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

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-color);
            color: var(--text-main);
            transition: background-color 0.5s ease, color 0.5s ease;
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* --- BACKGROUND BLOBS --- */
        .bg-blobs {
            position: fixed;
            top: 0; left: 0; width: 100vw; height: 100vh;
            z-index: -1;
            overflow: hidden;
            pointer-events: none;
        }
        .blob {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            opacity: 0.5;
            animation: float 20s infinite alternate cubic-bezier(0.4, 0, 0.2, 1);
        }
        .blob-1 { top: -10%; left: -10%; width: 500px; height: 500px; background: radial-gradient(circle, var(--primary) 0%, transparent 70%); animation-delay: 0s; }
        .blob-2 { bottom: -10%; right: -10%; width: 600px; height: 600px; background: radial-gradient(circle, var(--secondary) 0%, transparent 70%); animation-delay: -5s; }
        .blob-3 { top: 40%; left: 50%; width: 400px; height: 400px; background: radial-gradient(circle, rgba(142, 84, 233, 0.4) 0%, transparent 70%); animation-delay: -10s; }

        @keyframes float {
            0% { transform: translate(0, 0) scale(1); }
            50% { transform: translate(50px, 30px) scale(1.1); }
            100% { transform: translate(-30px, 50px) scale(0.9); }
        }

        /* --- NAVIGATION --- */
        header {
            position: fixed;
            top: 0; width: 100%;
            z-index: 1000;
            padding: 1.2rem 0;
            background: rgba(11, 12, 16, 0.4);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: all 0.3s ease;
        }
        .light-mode header { background: rgba(248, 250, 252, 0.6); }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-family: 'Fira Code', monospace;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        .nav-links a {
            color: var(--text-main);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            transition: color 0.3s;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0; height: 2px;
            bottom: -5px; left: 0;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transition: width 0.3s ease;
            border-radius: 2px;
        }
        .nav-links a:hover { color: var(--primary-light); }
        .nav-links a:hover::after { width: 100%; }

        #theme-toggle {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-main);
            width: 40px; height: 40px;
            border-radius: 50%;
            cursor: pointer;
            display: grid;
            place-items: center;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            backdrop-filter: blur(5px);
        }
        #theme-toggle:hover {
            background: var(--surface-hover);
            transform: translateY(-2px);
            box-shadow: var(--glow);
        }

        .mobile-menu-btn {
            display: none;
            background: none; border: none;
            color: var(--text-main);
            font-size: 1.5rem; cursor: pointer;
        }

        /* --- MAIN LAYOUT --- */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        section { padding: 6rem 0; opacity: 0; transform: translateY(30px); transition: 0.8s all cubic-bezier(0.22, 1, 0.36, 1); }
        section.active { opacity: 1; transform: translateY(0); }

        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding-top: 5rem;
        }

        .code-tag {
            font-family: 'Fira Code', monospace;
            color: var(--primary-light);
            background: rgba(92, 45, 145, 0.1);
            padding: 0.5rem 1rem;
            border-radius: 8px;
            border: 1px solid var(--border);
            display: inline-block;
            margin-bottom: 1.5rem;
            font-size: 0.9rem;
            font-weight: 500;
        }

        .hero h1 {
            font-size: clamp(3rem, 6vw, 5rem);
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -1px;
            margin-bottom: 1.5rem;
        }
        .hero h1 span.gradient-text {
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-light) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 750px;
            margin-bottom: 2.5rem;
            font-weight: 400;
        }
        .hero p b { color: var(--text-main); font-weight: 600; }

        .btn-container { display: flex; gap: 1rem; flex-wrap: wrap; }
        .btn {
            padding: 0.8rem 1.8rem;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            cursor: pointer;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: white;
            border: none;
            box-shadow: 0 4px 15px rgba(92, 45, 145, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 120, 212, 0.4);
        }
        .btn-outline {
            background: var(--surface);
            color: var(--text-main);
            border: 1px solid var(--border);
            backdrop-filter: blur(10px);
        }
        .btn-outline:hover {
            background: var(--surface-hover);
            border-color: var(--primary-light);
            transform: translateY(-5px);
        }

        /* --- GLASS CARDS --- */
        .glass-panel {
            background: var(--surface);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 2.5rem;
            box-shadow: var(--shadow);
            transition: all 0.4s ease;
        }
        .glass-panel:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: var(--glow);
        }

        .section-header {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 2rem;
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .section-header i {
            color: var(--secondary-light);
            font-size: 1.8rem;
            background: rgba(0, 120, 212, 0.1);
            padding: 0.8rem;
            border-radius: 12px;
        }

        /* --- GRID LAYOUT --- */
        .bento-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 2rem;
        }

        .col-main { grid-column: span 8; display: flex; flex-direction: column; gap: 2rem; }
        .col-side { grid-column: span 4; display: flex; flex-direction: column; gap: 2rem; }

        /* --- EXPERIENCE TIMELINE --- */
        .timeline { position: relative; padding-left: 2rem; }
        .timeline::before {
            content: '';
            position: absolute; left: 0; top: 0;
            width: 2px; height: 100%;
            background: linear-gradient(to bottom, var(--primary), var(--secondary), transparent);
        }
        .timeline-item { position: relative; margin-bottom: 2.5rem; }
        .timeline-item:last-child { margin-bottom: 0; }
        .timeline-item::before {
            content: '';
            position: absolute; left: -2.35rem; top: 0.3rem;
            width: 14px; height: 14px;
            background: var(--bg-color);
            border: 3px solid var(--secondary-light);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--secondary-light);
            transition: 0.3s ease;
        }
        .timeline-item:hover::before { background: var(--secondary-light); transform: scale(1.2); }

        .exp-role { font-size: 1.4rem; font-weight: 700; color: var(--text-main); margin-bottom: 0.2rem; }
        .exp-company { font-size: 1rem; color: var(--primary-light); font-weight: 600; display: block; margin-bottom: 1rem; }
        .timeline-item ul { list-style: none; margin-top: 1rem; }
        .timeline-item li {
            position: relative;
            padding-left: 1.5rem;
            margin-bottom: 0.8rem;
            color: var(--text-muted);
        }
        .timeline-item li::before {
            content: "\f105";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--primary);
            font-size: 0.9rem;
        }
        .timeline-item li b { color: var(--text-main); }

        /* --- SKILLS --- */
        .skills-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .skill-chip {
            background: rgba(92, 45, 145, 0.08);
            border: 1px solid rgba(142, 84, 233, 0.3);
            color: var(--text-main);
            padding: 0.6rem 1.2rem;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.3s ease;
            cursor: default;
        }
        .skill-chip i { color: var(--primary-light); }
        .skill-chip:hover {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: white;
            transform: translateY(-3px);
            border-color: transparent;
            box-shadow: 0 5px 15px rgba(92, 45, 145, 0.3);
        }
        .skill-chip:hover i { color: white; }

        /* --- SMALL CARDS (Education, Achievements, Contact) --- */
        .info-block { margin-bottom: 1.5rem; }
        .info-block:last-child { margin-bottom: 0; }
        .info-title { font-size: 1.1rem; font-weight: 700; color: var(--text-main); }
        .info-subtitle { color: var(--primary-light); font-size: 0.9rem; font-weight: 600; margin: 0.3rem 0; }
        .info-desc { color: var(--text-muted); font-size: 0.95rem; }

        .contact-list { list-style: none; }
        .contact-list li {
            display: flex; align-items: center; gap: 1rem;
            margin-bottom: 1rem; color: var(--text-muted);
        }
        .contact-list li i {
            width: 35px; height: 35px;
            background: rgba(0, 120, 212, 0.1);
            color: var(--secondary-light);
            border-radius: 10px;
            display: grid; place-items: center;
            font-size: 1.1rem;
        }

        /* --- MEDIA QUERIES --- */
        @media (max-width: 992px) {
            .bento-grid { grid-template-columns: 1fr; }
            .col-main, .col-side { grid-column: span 1; }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: absolute;
                top: 100%; left: 0; width: 100%;
                background: var(--surface);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 2rem;
                gap: 1.5rem;
                border-bottom: 1px solid var(--border);
                transform: translateY(-150%);
                opacity: 0;
                transition: all 0.3s ease;
                z-index: -1;
            }
            .nav-links.nav-open {
                transform: translateY(0);
                opacity: 1;
            }
            .mobile-menu-btn { display: block; }

            .hero h1 { font-size: 2.5rem; }
            section { padding: 4rem 0; }
            .glass-panel { padding: 1.5rem; }
        }