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

        :root {
            --primary-blue: #3D52D5;
            --dark-blue: #2A3B8F;
            --accent-orange: #FF9E44;
            --accent-red: #E63946;
            --text-dark: #1A1A2E;
            --text-gray: #6B7280;
            --bg-light: #F8F9FB;
            --bg-gray: #E8EBF0;
            --white: #FFFFFF;
        }

        body {
            font-family: 'Poppins', sans-serif;
            color: var(--text-dark);
            overflow-x: hidden;
            background: var(--white);
        }

        /* Navigation */
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 8%;
            background: var(--white);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        .logo {
            display: flex;
            gap: 10px;
        }

        .logo-bar {
            width: 8px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
            border-radius: 4px;
            animation: float 3s ease-in-out infinite;
        }

        .logo-bar:nth-child(2) {
            animation-delay: 0.2s;
        }

        .logo-bar:nth-child(3) {
            animation-delay: 0.4s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 2.5rem;
            align-items: center;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.3s;
        }

        .nav-menu a:hover {
            color: var(--primary-blue);
        }

        .btn-talk {
            background: var(--primary-blue);
            color: var(--white);
            padding: 0.7rem 1.8rem;
            border-radius: 25px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(61, 82, 213, 0.3);
        }

        .btn-talk:hover {
            background: var(--dark-blue);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(61, 82, 213, 0.4);
        }

        /* Hero Section */
        .hero {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10rem 8% 6rem;
            background: linear-gradient(135deg, #F8F9FB 0%, #E8EBF5 100%);
            position: relative;
            overflow: hidden;
            margin-top: 80px;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: linear-gradient(135deg, rgba(61, 82, 213, 0.1), rgba(255, 158, 68, 0.1));
            border-radius: 50%;
            filter: blur(80px);
        }

        .hero-content {
            flex: 1;
            z-index: 2;
            animation: fadeInLeft 1s ease-out;
        }

        @keyframes fadeInLeft {
            from {
                opacity: 0;
                transform: translateX(-50px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        .hero-content h3 {
            font-size: 1.2rem;
            font-weight: 400;
            color: var(--text-dark);
            margin-bottom: 0.5rem;
        }

        .hero-title {
            font-size: 4rem;
            font-weight: 800;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 1.5rem;
        }

        .hero-description {
            color: var(--text-gray);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 500px;
            margin-bottom: 2.5rem;
        }

        .hero-buttons {
            display: flex;
            gap: 1.5rem;
        }

        .btn-primary {
            background: var(--primary-blue);
            color: var(--white);
            padding: 1rem 2.5rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(61, 82, 213, 0.3);
        }

        .btn-primary:hover {
            background: var(--dark-blue);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: var(--white);
            color: var(--text-dark);
            padding: 1rem 2.5rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            border: 2px solid var(--text-dark);
            transition: all 0.3s;
        }

        .btn-secondary:hover {
            background: var(--text-dark);
            color: var(--white);
        }

        .hero-image {
            flex: 1;
            position: relative;
            z-index: 2;
            animation: fadeInRight 1s ease-out;
        }

        @keyframes fadeInRight {
            from {
                opacity: 0;
                transform: translateX(50px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        .hero-photo-container {
            position: relative;
        }

        .hero-photo {
            width: 100%;
            max-width: 500px;
            border-radius: 20px;
            position: relative;
            z-index: 2;
        }

        .decoration-dots {
            position: absolute;
            top: -30px;
            right: -30px;
            width: 150px;
            height: 150px;
            background-image: 
                repeating-linear-gradient(45deg, transparent, transparent 10px, var(--primary-blue) 10px, var(--primary-blue) 12px);
            opacity: 0.3;
            z-index: 1;
        }

        .review-badge {
            position: absolute;
            left: -50px;
            top: 100px;
            background: var(--white);
            padding: 1rem 1.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            animation: float 3s ease-in-out infinite;
        }

        .stars {
            color: #FFB800;
            font-size: 0.9rem;
        }

        .review-text {
            font-size: 0.85rem;
            font-weight: 600;
            margin-top: 0.3rem;
        }

        .location-badge {
            position: absolute;
            right: -30px;
            bottom: 150px;
            background: var(--primary-blue);
            color: var(--white);
            padding: 1rem;
            border-radius: 50%;
            box-shadow: 0 10px 30px rgba(61, 82, 213, 0.4);
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            animation: float 3s ease-in-out infinite 0.5s;
        }

        .social-links {
            position: absolute;
            right: -30px;
            bottom: 50px;
            display: flex;
            gap: 0.8rem;
        }

        .social-icon {
            background: var(--white);
            color: var(--primary-blue);
            width: 45px;
            height: 45px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: all 0.3s;
            text-decoration: none;
        }

        .social-icon:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(61, 82, 213, 0.3);
        }

        /* About Section */
        .about {
            padding: 6rem 8%;
            background: var(--white);
            display: flex;
            align-items: center;
            gap: 5rem;
        }

        .about-image {
            flex: 0 0 400px;
            position: relative;
        }

        .about-photo {
            width: 100%;
            border-radius: 20px;
            position: relative;
            z-index: 2;
        }

        .about-bg-shape {
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 300px;
            height: 300px;
            background: var(--primary-blue);
            border-radius: 50%;
            z-index: 1;
        }

        .about-content {
            flex: 1;
        }

        .section-title {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .section-subtitle {
            color: var(--text-gray);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 2.5rem;
        }

        .skills-list {
            list-style: none;
        }

        .skill-item {
            margin-bottom: 2rem;
        }

        .skill-name {
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
            color: var(--text-dark);
        }

        .skill-bar {
            height: 8px;
            background: var(--bg-gray);
            border-radius: 10px;
            position: relative;
            overflow: hidden;
        }

        .skill-progress {
            height: 100%;
            border-radius: 10px;
            position: relative;
            animation: progressLoad 2s ease-out;
        }

        @keyframes progressLoad {
            from { width: 0; }
        }

        .skill-progress::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 16px;
            height: 16px;
            background: var(--white);
            border-radius: 50%;
            border: 3px solid currentColor;
        }

        .skill-ux .skill-progress {
            width: 95%;
            background: linear-gradient(90deg, var(--accent-red), #FF6B7A);
        }

        .skill-web .skill-progress {
            width: 88%;
            background: linear-gradient(90deg, var(--accent-orange), #FFB86C);
        }

        .skill-app .skill-progress {
            width: 75%;
            background: linear-gradient(90deg, #6B7280, #9CA3AF);
        }

        .skill-graphic .skill-progress {
            width: 92%;
            background: linear-gradient(90deg, var(--primary-blue), #5B6FCF);
        }

        /* Services Section */
        .services {
            padding: 6rem 8%;
            background: var(--bg-light);
        }

        .services-header {
            text-align: center;
            margin-bottom: 4rem;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }

        .service-card {
            background: var(--white);
            padding: 2.5rem;
            border-radius: 20px;
            text-align: center;
            transition: all 0.3s;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.1);
        }

        .service-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 1.5rem;
            background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 2.5rem;
        }

        .service-card:nth-child(2) .service-icon {
            background: linear-gradient(135deg, var(--accent-orange), #FF6B3D);
        }

        .service-card:nth-child(3) .service-icon {
            background: linear-gradient(135deg, #6B7280, #374151);
        }

        .service-card:nth-child(4) .service-icon {
            background: linear-gradient(135deg, var(--primary-blue), #5B6FCF);
        }

        .service-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .service-description {
            color: var(--text-gray);
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 1rem;
        }

        .service-link {
            color: var(--primary-blue);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
        }

        .service-link:hover {
            text-decoration: underline;
        }

        /* Portfolio Section */
        .portfolio {
            padding: 6rem 8%;
            background: var(--white);
        }

        .portfolio-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        .portfolio-filters {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 3rem;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 0.7rem 1.8rem;
            border: none;
            background: transparent;
            color: var(--text-dark);
            font-weight: 600;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s;
            font-family: 'Poppins', sans-serif;
            font-size: 0.95rem;
        }

        .filter-btn.active,
        .filter-btn:hover {
            background: var(--primary-blue);
            color: var(--white);
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2.5rem;
        }

        .portfolio-card {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: all 0.3s;
            cursor: pointer;
            position: relative;
        }

        .portfolio-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.15);
        }

        .portfolio-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }

        .portfolio-info {
            padding: 2rem;
            background: linear-gradient(135deg, #4A5568, #2D3748);
        }

        .portfolio-category {
            color: var(--accent-orange);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 0.5rem;
        }

        .portfolio-title {
            color: var(--white);
            font-size: 1.2rem;
            font-weight: 700;
            line-height: 1.4;
        }

        /* Hamburger Menu */
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            z-index: 1001;
        }

        .hamburger span {
            width: 28px;
            height: 3px;
            background: var(--text-dark);
            margin: 3px 0;
            transition: all 0.3s ease;
            border-radius: 3px;
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(8px, 8px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -7px);
        }

        /* Mobile Menu Overlay */
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .mobile-menu-overlay.active {
            display: block;
            opacity: 1;
        }

        /* Responsive - Tablet */
        @media (max-width: 1024px) {
            .navbar {
                padding: 1.2rem 5%;
            }

            .nav-menu {
                gap: 1.5rem;
                font-size: 0.9rem;
            }

            .btn-talk {
                padding: 0.6rem 1.5rem;
                font-size: 0.9rem;
            }

            .hero {
                flex-direction: column;
                padding: 8rem 5% 4rem;
                gap: 3rem;
            }

            .hero-content {
                text-align: center;
                display: flex;
                flex-direction: column;
                align-items: center;
            }

            .hero-title {
                font-size: 3.5rem;
            }

            .hero-description {
                max-width: 600px;
            }

            .hero-buttons {
                justify-content: center;
            }

            .hero-image {
                max-width: 500px;
            }

            .about {
                flex-direction: column;
                gap: 3rem;
                padding: 5rem 5%;
            }

            .about-image {
                flex: 0 0 350px;
                margin: 0 auto;
            }

            .about-content {
                text-align: center;
            }

            .services-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }

            .portfolio-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }

            .section-title {
                font-size: 2.5rem;
            }
        }

        /* Responsive - Mobile */
        @media (max-width: 768px) {
            .navbar {
                padding: 1rem 5%;
            }

            .hamburger {
                display: flex;
            }

            .nav-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 70%;
                max-width: 300px;
                height: 100vh;
                background: var(--white);
                flex-direction: column;
                padding: 5rem 2rem 2rem;
                gap: 2rem;
                box-shadow: -5px 0 20px rgba(0,0,0,0.1);
                transition: right 0.4s ease;
                z-index: 999;
                overflow-y: auto;
            }

            .nav-menu.active {
                right: 0;
            }

            .nav-menu li {
                width: 100%;
            }

            .nav-menu a {
                display: block;
                padding: 0.8rem 0;
                font-size: 1.1rem;
                border-bottom: 1px solid var(--bg-light);
            }

            .btn-talk {
                width: 100%;
                text-align: center;
                padding: 1rem;
            }

            .hero {
                padding: 7rem 5% 3rem;
                gap: 2rem;
            }

            .hero-content h3 {
                font-size: 1rem;
            }

            .hero-title {
                font-size: 2.5rem;
            }

            .hero-description {
                font-size: 0.95rem;
                max-width: 100%;
            }

            .hero-buttons {
                flex-direction: column;
                width: 100%;
                gap: 1rem;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
                padding: 0.9rem 2rem;
            }

            .hero-image {
                width: 100%;
                max-width: 400px;
            }

            .hero-photo {
                max-width: 100%;
            }

            .review-badge {
                left: 10px;
                top: 50px;
                padding: 0.8rem 1rem;
            }

            .review-text {
                font-size: 0.75rem;
            }

            .location-badge {
                right: 10px;
                bottom: 120px;
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }

            .social-links {
                right: 10px;
                bottom: 40px;
                gap: 0.5rem;
            }

            .social-icon {
                width: 40px;
                height: 40px;
                font-size: 0.9rem;
            }

            .about {
                padding: 4rem 5%;
                gap: 2.5rem;
            }

            .about-image {
                flex: 0 0 280px;
            }

            .about-bg-shape {
                width: 250px;
                height: 250px;
                bottom: -20px;
                left: -20px;
            }

            .section-title {
                font-size: 2rem;
            }

            .section-subtitle {
                font-size: 0.95rem;
            }

            .skill-name {
                font-size: 1rem;
            }

            .services,
            .portfolio {
                padding: 4rem 5%;
            }

            .services-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .service-card {
                padding: 2rem;
            }

            .service-icon {
                width: 70px;
                height: 70px;
                font-size: 2rem;
            }

            .service-title {
                font-size: 1.2rem;
            }

            .portfolio-filters {
                gap: 0.5rem;
                padding: 0 1rem;
            }

            .filter-btn {
                padding: 0.6rem 1.3rem;
                font-size: 0.85rem;
            }

            .portfolio-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .portfolio-image {
                height: 300px;
            }

            .portfolio-info {
                padding: 1.5rem;
            }

            .portfolio-category {
                font-size: 0.8rem;
            }

            .portfolio-title {
                font-size: 1.1rem;
            }

            .decoration-dots {
                width: 100px;
                height: 100px;
                top: -20px;
                right: -20px;
            }
        }

        /* Responsive - Small Mobile */
        @media (max-width: 480px) {
            .hero-title {
                font-size: 2rem;
                line-height: 1.3;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .hero {
                padding: 6rem 5% 2rem;
            }

            .about,
            .services,
            .portfolio {
                padding: 3rem 5%;
            }

            .logo {
                gap: 6px;
            }

            .logo-bar {
                width: 6px;
                height: 30px;
            }

            .services-header,
            .portfolio-header {
                margin-bottom: 2.5rem;
            }

            .portfolio-filters {
                flex-direction: column;
                align-items: stretch;
            }

            .filter-btn {
                width: 100%;
            }

            .hero-photo-container {
                position: relative;
            }

            .review-badge,
            .location-badge,
            .social-links,
            .decoration-dots {
                display: none;
            }
        }

        /* Landscape Tablet */
        @media (max-width: 1024px) and (orientation: landscape) {
            .hero {
                padding: 6rem 5% 3rem;
            }

            .hero-title {
                font-size: 3rem;
            }

            .about {
                flex-direction: row;
                text-align: left;
            }

            .about-image {
                flex: 0 0 300px;
            }
        }