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

        /* THEME VARIABLES - Now properly defined for both themes */
        :root[data-theme="dark"] {
            --background: #000000;
            --background-secondary: #0a0a0a;
            --background-tertiary: #111111;
            --border: #333333;
            --border-hover: #525252;
            --text-primary: #ffffff;
            --text-secondary: #a3a3a3;
            --text-muted: #737373;
            --accent: #0070f3;
            --accent-hover: #0060df;
            --success: #00d924;
            --warning: #f5a623;
            --error: #e00;
            --gradient: linear-gradient(90deg, #7928ca 0%, #ff0080 100%);
            --nav-bg: rgba(0, 0, 0, 0.8);
            --nav-bg-solid: rgba(0, 0, 0, 0.95);
            --card-hover-shadow: 0 25px 50px -12px rgba(255, 255, 255, 0.1);
        }

        :root[data-theme="light"] {
            --background: #ffffff;
            --background-secondary: #f8f9fa;
            --background-tertiary: #e9ecef;
            --border: #e1e5e9;
            --border-hover: #c1c8cd;
            --text-primary: #1a1a1a;
            --text-secondary: #4a5568;
            --text-muted: #718096;
            --accent: #0070f3;
            --accent-hover: #0366d6;
            --success: #00d924;
            --warning: #f5a623;
            --error: #e00;
            --gradient: linear-gradient(90deg, #7928ca 0%, #ff0080 100%);
            --nav-bg: rgba(255, 255, 255, 0.8);
            --nav-bg-solid: rgba(255, 255, 255, 0.95);
            --card-hover-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }

        body {
            background: var(--background);
            color: var(--text-primary);
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            font-feature-settings: 'rlig' 1, 'calt' 1;
            line-height: 1.6;
            overflow-x: hidden;
            /* Smooth transition for all theme changes */
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Navigation with smooth theme transitions */
        nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--nav-bg);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: all 0.3s ease;
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .nav-logo {
            font-size: 20px;
            font-weight: 400;
            color: var(--text-primary);
            text-decoration: none;
            transition: color 0.3s ease;
            font-family: "Pavelt";
            letter-spacing: 2px;
          
        }

        .nav-content {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 32px;
            margin: 0;
        }

        .nav-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            font-weight: 400;
            transition: var(--transition);
            padding: 8px 0;
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--text-primary);
        }

        /* Theme Toggle Button */
        .theme-toggle {
            border: 1px solid var(--border);
            border-radius: 8px;
            background: var(--background-secondary);
            color: var(--text-secondary);
            padding: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .theme-toggle:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            background: var(--background-tertiary);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
        }

        .nav-toggle span {
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            transition: var(--transition);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 8px 16px;
            border: 1px solid var(--border);
            border-radius: 12px;
            background: var(--background);
            color: var(--text-primary);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .btn:hover {
            border-color: var(--border-hover);
            background: var(--background-secondary);
            transform: translateY(-1px);
        }

        .btn-primary {
            background: var(--text-primary);
            color: var(--background);
            border-color: var(--text-primary);
        }

        .btn-primary:hover {
            background: var(--text-secondary);
            border-color: var(--text-secondary);
        }

        /* Hero Section */
        .hero {
            padding: 120px 0 80px;
            text-align: center;
            background: radial-gradient(ellipse at center, rgba(120, 119, 198, 0.1) 0%, transparent 50%);
        }

        .hero h1 {
            font-size: clamp(40px, 8vw, 80px);
            font-weight: 700;
            line-height: 1.1;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
            background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-muted) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: 20px;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Sections */
        section {
            padding: 80px 0;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 48px;
            text-align: center;
            transition: color 0.3s ease;
        }

        /* Grid Layouts */
        .grid {
            display: grid;
            gap: 24px;
        }

        .grid-2 {
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        }

        .grid-3 {
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        }

        /* Cards with smooth transitions */
        .card {
            background: var(--background-secondary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 24px;
            transition: all 0.3s ease;
        }

        .card:hover {
            border-color: var(--border-hover);
            transform: translateY(-2px);
            box-shadow: var(--card-hover-shadow);
        }

        .card-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
            transition: color 0.3s ease;
        }

        .card-description {
            color: var(--text-secondary);
            margin-bottom: 20px;
            transition: color 0.3s ease;
        }

        .card-footer {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* Project Cards */
        .project-card {
            background: var(--background-secondary);
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .project-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--card-hover-shadow);
        }

        .project-image {
            width: 100%;
            height: 200px;
            background: linear-gradient(45deg, var(--background-tertiary), var(--background-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .project-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
    }

        .project-content {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .project-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            transition: color 0.3s ease;
        }

        .project-description {
            color: var(--text-secondary);
            flex: 1;
            margin-bottom: 16px;
            transition: color 0.3s ease;
        }

        .project-tech {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }

        .tech-tag {
            background: var(--background-tertiary);
            border: 1px solid var(--border);
            border-radius: 4px;
            padding: 4px 8px;
            font-size: 12px;
            color: var(--text-secondary);
            transition: all 0.3s ease;
        }

        .project-links {
            display: flex;
            gap: 12px;
        }

        /* Blog Cards */
        .blog-card {
            background: var(--background-secondary);
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .blog-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }

        .blog-content {
            padding: 24px;
        }

        .blog-date {
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 8px;
            transition: color 0.3s ease;
        }

        .blog-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
            transition: color 0.3s ease;
        }

        .blog-excerpt {
            color: var(--text-secondary);
            margin-bottom: 16px;
            transition: color 0.3s ease;
        }

        /* Forms */
        .form-group {
            margin-bottom: 24px;
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--text-primary);
            transition: color 0.3s ease;
        }

        .form-input,
        .form-textarea,
        .form-select {
            width: 100%;
            padding: 12px 16px;
            background: var(--background-secondary);
            border: 1px solid var(--border);
            border-radius: 8px;
            color: var(--text-primary);
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .form-input:focus,
        .form-textarea:focus,
        .form-select:focus {
            outline: none;
            border-color: var(--accent);
        }

        .form-textarea {
            resize: vertical;
            min-height: 120px;
        }

        /* Footer */
        footer {
            border-top: 1px solid var(--border);
            padding: 40px 0;
            margin-top: 80px;
            transition: border-color 0.3s ease;
        }

        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-links {
            display: flex;
            gap: 24px;
            list-style: none;
        }

        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--text-primary);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--nav-bg-solid);
                border-top: 1px solid var(--border);
                flex-direction: column;
                padding: 20px 24px;
            }

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

            .nav-toggle {
                display: flex;
            }

            .nav-content {
                gap: 16px;
            }

            .container {
                padding: 0 16px;
            }

            .hero {
                padding: 80px 0 60px;
            }

            section {
                padding: 60px 0;
            }

            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }

            .footer-content {
                flex-direction: column;
                text-align: center;
            }
        }

        /* Animations */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Filter Buttons */
        .filter-buttons {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 8px 16px;
            background: var(--background-secondary);
            border: 1px solid var(--border);
            border-radius: 8px;
            color: var(--text-secondary);
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .filter-btn:hover,
        .filter-btn.active {
            border-color: var(--text-primary);
            color: var(--text-primary);
            background: var(--background-tertiary);
        }