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

        :root {
            --page-bg: #f8fafc; /* subtle modern off-white */
            --text-dark: #0f172a; /* deep navy for readable text */
            --accent-cyan: #06b6d4;
            --accent-violet: #7c3aed;
            --card-bg: #ffffff;
            --muted: #334155;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background: var(--page-bg);
            overflow-x: hidden;
            scroll-behavior: smooth;
        }

        html {
            scroll-behavior: smooth;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            background: linear-gradient(135deg, #0f172a 0%, var(--accent-cyan) 50%, var(--accent-violet) 100%);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 20% 50%, rgba(56, 189, 248, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(14, 165, 233, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(125, 211, 252, 0.2) 0%, transparent 50%);
            animation: gradientShift 15s ease infinite;
        }

        @keyframes gradientShift {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.8; }
        }

        .hero-content {
            max-width: 1200px;
            width: 100%;
            position: relative;
            z-index: 1;
            text-align: center;
            color: white;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 30px;
            padding: 4rem 2rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
        }

        .hero h1 {
            font-size: clamp(2.5rem, 8vw, 6rem);
            font-weight: 900;
            margin-bottom: 1rem;
            background: linear-gradient(to right, #fff, #e0f2fe, #bae6fd);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
        }

        .hero p {
            font-size: clamp(1.2rem, 3vw, 1.6rem);
            margin-bottom: 2rem;
            opacity: 0.95;
            font-weight: 300;
        }

        .cta-button {
            display: inline-block;
            padding: 1.2rem 3rem;
            background: linear-gradient(135deg, #0ea5e9, #0284c7);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 10px 30px rgba(14, 165, 233, 0.3);
            border: 2px solid rgba(255, 255, 255, 0.2);
            position: relative;
            overflow: hidden;
        }

        .cta-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
            transition: left 0.5s;
        }

        .cta-button:hover::before {
            left: 100%;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(14, 165, 233, 0.4);
            border-color: rgba(255, 255, 255, 0.4);
        }

        /* About Section */
        .about {
            padding: 5rem 2rem;
            background: var(--card-bg);
            text-align: center;
        }

        .about h2 {
            font-size: 2.5rem;
            background: linear-gradient(135deg, #0ea5e9, #0284c7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }

        .about p {
            max-width: 800px;
            margin: 0 auto 2rem;
            font-size: 1.2rem;
            color: var(--text-dark);
        }

        /* Tech Stack Section */
        .tech-stack {
            padding: 5rem 2rem;
            background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
            position: relative;
        }

        .tech-stack::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 10% 20%, rgba(14, 165, 233, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 90% 80%, rgba(56, 189, 248, 0.05) 0%, transparent 50%);
        }

        .tech-stack h2 {
            text-align: center;
            font-size: 2.5rem;
            background: linear-gradient(135deg, #0ea5e9, #0284c7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 3rem;
            font-weight: 800;
            position: relative;
            z-index: 1;
        }

        .tech-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .tech-card {
            background: var(--card-bg);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: 0 8px 24px rgba(16, 24, 40, 0.06);
            transition: all 0.3s;
            border: 1px solid rgba(15, 23, 42, 0.06);
            position: relative;
            overflow: hidden;
            color: var(--text-dark);
        }

        .tech-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #0ea5e9, #38bdf8, #7dd3fc);
            transform: scaleX(0);
            transition: transform 0.3s;
        }

        .tech-card:hover::before {
            transform: scaleX(1);
        }

        .tech-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(14, 165, 233, 0.2);
            border-color: rgba(14, 165, 233, 0.3);
            background: rgba(255, 255, 255, 0.9);
        }

        .tech-card h3 {
            background: linear-gradient(135deg, #0ea5e9, #0284c7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 1rem;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
        }

        .tech-card ul {
            list-style: none;
            padding-left: 0;
        }

        .tech-card li {
            padding: 0.5rem 0;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .tech-card li::before {
            content: '✓';
            color: #0ea5e9;
            font-weight: bold;
            font-size: 1.1rem;
        }

        /* Services Section */
        .services {
            padding: 5rem 2rem;
            background: white;
        }

        .services h2 {
            text-align: center;
            font-size: 2.5rem;
            background: linear-gradient(135deg, #0ea5e9, #0284c7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 3rem;
            font-weight: 800;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .service-card {
            padding: 2.5rem;
            background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
            color: white;
            border-radius: 20px;
            text-align: center;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.3s;
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-card:hover {
            transform: scale(1.05) rotate(1deg);
            box-shadow: 0 20px 60px rgba(14, 165, 233, 0.3);
        }

        .service-card h3 {
            font-size: 1.8rem;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .service-card p {
            opacity: 0.95;
            position: relative;
            z-index: 1;
        }

        /* Contact Section */
        .contact {
            padding: 5rem 2rem;
            background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 50%, #0369a1 100%);
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .contact::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 30% 50%, rgba(125, 211, 252, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(56, 189, 248, 0.2) 0%, transparent 50%);
        }

        .contact h2 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
        }

        .contact p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.95;
            position: relative;
            z-index: 1;
        }

        .icon {
            font-size: 2rem;
            margin-right: 0.5rem;
        }

        /* Animated Background Elements */
        .floating-shapes {
            position: absolute;
            width: 100%;
            height: 100%;
            overflow: hidden;
            top: 0;
            left: 0;
        }

        .shape {
            position: absolute;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            animation: float 20s infinite ease-in-out;
        }

        .shape:nth-child(1) {
            width: 120px;
            height: 120px;
            top: 20%;
            left: 10%;
            animation-delay: 0s;
            background: radial-gradient(circle, rgba(224, 242, 254, 0.3), rgba(186, 230, 253, 0.1));
        }

        .shape:nth-child(2) {
            width: 180px;
            height: 180px;
            top: 60%;
            right: 10%;
            animation-delay: 2s;
            background: radial-gradient(circle, rgba(186, 230, 253, 0.3), rgba(125, 211, 252, 0.1));
        }

        .shape:nth-child(3) {
            width: 100px;
            height: 100px;
            bottom: 20%;
            left: 20%;
            animation-delay: 4s;
            background: radial-gradient(circle, rgba(125, 211, 252, 0.3), rgba(56, 189, 248, 0.1));
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0) rotate(0deg) scale(1);
            }
            33% {
                transform: translateY(-30px) rotate(120deg) scale(1.1);
            }
            66% {
                transform: translateY(-15px) rotate(240deg) scale(0.9);
            }
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .tech-grid, .services-grid {
                grid-template-columns: 1fr;
            }
        }
        /* Footer styles */
        .site-footer {
            padding: 1.5rem 2rem;
            text-align: center;
            color: var(--muted);
            font-size: 0.95rem;
            border-top: 1px solid rgba(15, 23, 42, 0.04);
            background: transparent;
        }

        .site-footer a {
            color: var(--accent-violet);
            text-decoration: none;
            margin: 0 0.5rem;
        }

        .site-footer a:hover {
            text-decoration: underline;
        }