/* style.css */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary: #667eea;
            --secondary: #764ba2;
            --accent: #f093fb;
            --dark: #2c3e50;
            --light: #ffffff;
            --text-primary: #2c3e50;
            --text-secondary: #7f8c8d;
            --success: #27ae60;
            --warning: #f39c12;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            line-height: 1.6;
            color: var(--text-primary);
            overflow-x: hidden;
        }

        /* Animated Background */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
            z-index: -2;
        }

        .bg-animation::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.03"/><circle cx="75" cy="75" r="1.5" fill="%23ffffff" opacity="0.02"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
            animation: float 20s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(30px, -30px) rotate(120deg); }
            66% { transform: translate(-20px, 20px) rotate(240deg); }
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 2rem;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            padding: 1rem 2rem;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        nav.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        nav a {
            text-decoration: none;
            color: var(--light);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            transition: all 0.3s ease;
        }

        nav.scrolled a {
            color: var(--text-primary);
        }

        nav a:hover, nav a.active {
            background: #ffffff33;
            transform: translateY(-2px);
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            overflow: hidden;
            color: #000;
        }

        .hero::before {
            content: '';
            position: absolute;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 50%);
            animation: rotate 20s linear infinite;
        }

        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            padding: 0 2rem;
        }

        .hero h1 {
            font-size: 4.5rem;
            font-weight: 800;
            color:var(--dark);
            margin-bottom: 1rem;
            opacity: 0;
            transform: translateY(50px);
            animation: fadeInUp 1s ease 0.2s forwards;
        }

        .hero .subtitle {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 0.5rem;
            opacity: 0;
            transform: translateY(30px);
            animation: fadeInUp 1s ease 0.4s forwards;
        }

        .hero .tagline {
            font-size: 1.2rem;
            color: rgba(44, 62, 80, 0.8);
            margin-bottom: 2rem;
            opacity: 0;
            transform: translateY(30px);
            animation: fadeInUp 1s ease 0.6s forwards;
        }

        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-cta {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
            opacity: 0;
            animation: fadeInUp 1s ease 0.8s forwards;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 1rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s;
        }

        .btn:hover::before {
            left: 100%;
        }

        .btn-primary {
            background: rgba(102, 126, 234, 0.3);
            color: var(--dark);
            border: 2px solid rgba(255, 255, 255, 0.3);
        }

        .btn-primary:hover {
            background: var(--light);
            color: var(--dark);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(255, 255, 255, 0.3);
        }

        .btn-secondary {
            background: transparent;
            color: var(--dark);
            border: 2px solid rgba(255, 255, 255, 0.1);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }

        /* Floating Elements */
        .floating-icon {
            position: absolute;
            font-size: 2rem;
            color:rgba(102, 126, 234, 0.3);
            animation: floatIcon 6s ease-in-out infinite;
        }

        .floating-icon:nth-child(1) {
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }

        .floating-icon:nth-child(2) {
            top: 60%;
            right: 15%;
            animation-delay: 2s;
        }

        .floating-icon:nth-child(3) {
            bottom: 30%;
            left: 20%;
            animation-delay: 4s;
        }

        @keyframes floatIcon {
            0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.1; }
            50% { transform: translateY(-20px) rotate(180deg); opacity: 0.3; }
        }

        /* Sections */
        section {
            padding: 6rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            background:var(--light);
            margin-bottom: 2rem;
            border-radius: 30px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }

        section:nth-child(even) {
            background: linear-gradient(135deg, #f8f9ff 0%, #f0f2ff 100%);
        }

        section h2 {
            font-size: 3rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 3rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            position: relative;
        }

        section h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 2px;
        }

        /* About Section */
        .about-content {
            display: grid;
            grid-template-columns: 200px 1fr;
            gap: 3rem;
            align-items: center;
        }

        .about-image {
            width: 200px;
            height: 200px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 4rem;
            box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
            animation: pulse 3s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }

        .about-text p {
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 1.5rem;
            color: var(--text-secondary);
        }

        /* Skills Section */
        .skills-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .skill-card {
            background: var(--light);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border: 1px solid rgba(102, 126, 234, 0.1);
        }

        .skill-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .skill-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: block;
        }

        .skill-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .skill-card p {
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Experience Cards */
        .experience-cards-list,
        .certification-cards-list,
        .education-cards-list {
            list-style: none;
            display: grid;
            gap: 2rem;
        }

        .experience-card,
        .certification-card,
        .education-card {
            background: var(--light);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border-left: 5px solid var(--primary);
        }

        .experience-card:hover,
        .certification-card:hover,
        .education-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .card-header {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            padding: 2rem;
            background: linear-gradient(135deg, #f8f9ff 0%, #f0f2ff 100%);
        }

        .org-logo,
        .certification-logo {
            width: 60px;
            height: 60px;
            border-radius: 12px;
            object-fit: contain;
            background: var(--light);
            padding: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .role-info,
        .certification-info,
        .school-info {
            flex: 1;
        }

        .role-info strong,
        .certification-info strong,
        .school-info .org-name {
            font-size: 1.3rem;
            color: var(--text-primary);
            display: block;
            margin-bottom: 0.5rem;
        }

        .org-name {
            color: var(--primary);
            font-weight: 600;
        }

        .card-description {
            padding: 0 2rem 2rem;
        }

        .card-description ul {
            list-style: none;
        }

        .card-description li {
            padding: 0.5rem 0;
            position: relative;
            padding-left: 2rem;
        }

        .card-description li::before {
            content: '▶';
            color: var(--primary);
            position: absolute;
            left: 0;
            font-size: 0.8rem;
        }

        .card-footer {
            padding: 1rem 2rem;
            background: #f8f9fa;
            color: var(--text-secondary);
            font-weight: 600;
            border-top: 1px solid #e9ecef;
        }

        /* Projects Grid */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
        }

        .project-card {
            background: var(--light);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            position: relative;
        }

        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

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

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .project-image {
            height: 200px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 4rem;
            color: var(--light);
        }

        .project-info {
            padding: 2rem;
        }

        .project-info h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .project-info p {
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        .project-links {
            display: flex;
            gap: 1rem;
        }

        .project-links a {
            padding: 0.5rem 1rem;
            background: var(--primary);
            color: var(--light);
            text-decoration: none;
            border-radius: 25px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .project-links a:hover {
            background: var(--secondary);
            transform: translateY(-2px);
        }

        /* Contact Section */
        .contact-content {
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
        }

        .contact-content p {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .form-group {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .contact-form input,
        .contact-form textarea {
            padding: 1rem;
            border: 2px solid #e9ecef;
            border-radius: 10px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
            background: var(--light);
        }

        .contact-form input:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

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

        .social-links {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 2rem;
        }

        .social-links a {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .social-links a:hover {
            background: var(--secondary);
            transform: translateY(-3px);
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: var(--light);
            text-align: center;
            padding: 2rem;
            margin-top: 4rem;
        }

        /* Animations */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }

        .animate-on-scroll.animated {
            opacity: 1;
            transform: translateY(0);
        }

        /* Progress Indicator */
        .progress-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: rgba(255, 255, 255, 0.2);
            z-index: 1001;
        }

        .progress-bar {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            width: 0%;
            transition: width 0.3s ease;
        }

        /* Mobile Responsiveness */
        @media (max-width: 768px) {
            nav ul {
                gap: 1rem;
            }

            nav a {
                font-size: 0.9rem;
                padding: 0.4rem 0.8rem;
            }

            .hero h1 {
                font-size: 3rem;
            }

            .hero .subtitle {
                font-size: 1.4rem;
            }

            .hero .tagline {
                font-size: 1rem;
            }

            .hero-cta {
                flex-direction: column;
                align-items: center;
            }

            section {
                padding: 4rem 1rem;
            }

            section h2 {
                font-size: 2.5rem;
            }

            .about-content {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 2rem;
            }

            .skills-grid,
            .projects-grid {
                grid-template-columns: 1fr;
            }

            .form-group {
                grid-template-columns: 1fr;
            }

            .card-header {
                flex-direction: column;
                text-align: center;
                gap: 1rem;
            }
        }

        /* Scroll to top button */
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 50px;
            height: 50px;
            background: var(--primary);
            color: var(--light);
            border: none;
            border-radius: 50%;
            cursor: pointer;
            opacity: 0;
            transform: translateY(100px);
            transition: all 0.3s ease;
            z-index: 1000;
        }

        .scroll-top.show {
            opacity: 1;
            transform: translateY(0);
        }

        .scroll-top:hover {
            background: var(--secondary);
            transform: translateY(-5px);
        }