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

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }

        .navbar {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: white !important;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .navbar-nav .nav-link {
            color: white !important;
            font-weight: 500;
            margin: 0 10px;
            transition: all 0.3s ease;
            position: relative;
            cursor: pointer;
        }

        .navbar-nav .nav-link:hover {
            color: #ffd700 !important;
            transform: translateY(-2px);
        }

        .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: #ffd700;
            transition: width 0.3s ease;
        }

        .navbar-nav .nav-link:hover::after {
            width: 100%;
        }

        .section {
            min-height: 100vh;
            padding: 100px 0;
            display: none;
            animation: fadeInUp 0.8s ease-out;
        }

        .section.active {
            display: block;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-section {
            background: linear-gradient(135deg, #112685 0%, #875db1 100%);
            color: rgb(255, 255, 255);
            text-align: center;
            position: relative;
            justify-content: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><circle cx="500" cy="500" r="200" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="2"/><circle cx="500" cy="500" r="300" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></svg>');
            animation: rotate 20s linear infinite;
        }

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

        .profile-img {
            width: 250px;
            height: 250px;
            border-radius: 50%;
            border: 5px solid rgba(255, 255, 255, 0.3);
            margin: 0 auto 30px;
            display: block;
            background: linear-gradient(45deg, #ce5151, #45ce5c);
            padding: 5px;
            transition: all 0.3s ease;
            animation: float 3s ease-in-out infinite;
        }

        .profile-img:hover {
            transform: scale(1.05);
            box-shadow: 0 20px 40px rgba(0,0,0,0.3);
        }

        .profile-img img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            object-fit: cover;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
        }

        .hero-title {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            animation: slideInFromLeft 1s ease-out;
        }

          /* Coding Profiles Styles */
        .coding-profiles {
            margin-top: 60px;
        }

        .coding-profiles h3 {
            font-size: 2rem;
            font-weight: 600;
            text-align: center;
            margin-bottom: 40px;
            color: white;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .coding-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }

        .coding-profile {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 30px 20px;
            text-align: center;
            transition: all 0.3s ease;
            border: 2px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            animation: slideInUp 0.8s ease-out;
        }

        .coding-profile:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.3);
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .coding-profile .profile-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            transition: all 0.3s ease;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }

        .coding-profile:hover .profile-icon {
            transform: scale(1.1);
            box-shadow: 0 15px 30px rgba(0,0,0,0.3);
        }

        .coding-profile h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 15px;
            color: white;
        }

        .coding-profile .problems-solved {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            margin-bottom: 15px;
        }

        .coding-profile .profile-link {
            display: inline-block;
            background: rgba(255, 255, 255, 0.2);
            color: white;
            padding: 8px 20px;
            border-radius: 25px;
            text-decoration: none;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .coding-profile .profile-link:hover {
            background: rgba(255, 255, 255, 0.3);
            color: white;
            text-decoration: none;
            transform: translateY(-2px);
        }

        /* Platform specific colors */
        .skillrack .profile-icon { background: linear-gradient(45deg, #ff6b35, #f7931e); color: white; }
        .hackerrank .profile-icon { background: linear-gradient(45deg, #2ec866, #00d4aa); color: white; }
        .leetcode .profile-icon { background: linear-gradient(45deg, #ffa116, #f89820); color: white; }
        .geeksforgeeks .profile-icon { background: linear-gradient(45deg, #0f7b0f, #2d8f2d); color: white; }

        .section-divider {
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
            margin: 50px 0 0 0;
        }

        @keyframes slideInFromLeft {
            0% {
                transform: translateX(-100px);
                opacity: 0;
            }
            100% {
                transform: translateX(0);
                opacity: 1;
            }
        }

        .hero-subtitle {
            font-size: 1.3rem;
            margin-bottom: 30px;
            opacity: 0.9;
            animation: slideInFromRight 1s ease-out;
        }

        @keyframes slideInFromRight {
            0% {
                transform: translateX(100px);
                opacity: 0;
            }
            100% {
                transform: translateX(0);
                opacity: 1;
            }
        }

        .btn-custom {
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
            border: none;
            color: white;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            margin: 10px;
            text-decoration: none;
            display: inline-block;
            backdrop-filter: blur(10px);
        }

        .btn-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            color: white;
        }

        .about-section {
            background: linear-gradient(135deg, #ad1bbd 0%, #bf6fc2 100%);
            color: white;
        }

        .skills-section {
            background: linear-gradient(135deg, #1472c4 0%, #6c95cc 100%);
            color: white;
        }
         /* Updated Skills Section Styles */
        .skills-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .skill-box {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 40px 20px;
            text-align: center;
            transition: all 0.3s ease;
            border: 2px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            animation: slideInUp 0.8s ease-out;
        }

        .skill-box:hover {
            transform: translateY(-15px);
            box-shadow: 0 25px 50px rgba(0,0,0,0.3);
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .skill-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            transition: all 0.3s ease;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }

        .skill-box:hover .skill-icon {
            transform: scale(1.1);
            box-shadow: 0 15px 30px rgba(0,0,0,0.3);
        }

        .skill-box h3 {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 15px;
            color: white;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
        }

        .skill-box p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            line-height: 1.4;
        }

        /* Skill specific colors */
        .skill-html .skill-icon { background: linear-gradient(45deg, #e34c26, #f06529); color: white; }
        .skill-css .skill-icon { background: linear-gradient(45deg, #1572b6, #33a9dc); color: white; }
        .skill-javascript .skill-icon { background: linear-gradient(45deg, #f0db4f, #f7df1e); color: #323330; }
        .skill-c .skill-icon { background: linear-gradient(45deg, #00599c, #004482); color: white; }
        .skill-python .skill-icon { background: linear-gradient(45deg, #5983a5, #fac60c); color: white; }
        .skill-java .skill-icon { background: linear-gradient(45deg, #f89820, #ed8b00); color: white; }
        .skill-mysql .skill-icon { background: linear-gradient(45deg, #6fdb8f, #12e20b); color: white; }

        .projects-section {
            background: linear-gradient(135deg, #41f17c 0%, #3f6645 100%);
            color: white;
        }

        .contact-section {
            background: linear-gradient(135deg, #db2222 0%, #df7e7e 100%);
            color: white;
        }

        .skill-bar {
            background: rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            padding: 3px;
            margin: 10px 0;
        }

        .skill-progress {
            height: 20px;
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
            border-radius: 10px;
            transition: width 2s ease-in-out;
            display: flex;
            align-items: center;
            padding-left: 10px;
            font-size: 12px;
            font-weight: 600;
        }

        .project-card {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 30px;
            margin: 20px 0;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
        }

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.2);
        }

        .contact-form {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 40px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .form-control {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            border-radius: 10px;
            padding: 15px;
            margin: 10px 0;
        }

        .form-control::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }

        .form-control:focus {
            background: rgba(255, 255, 255, 0.2);
            border-color: #ffd700;
            box-shadow: 0 0 0 0.2rem rgba(255, 215, 0, 0.25);
            color: white;
        }

        .social-links {
            margin: 30px 0;
        }

        .social-links a {
            color: white;
            font-size: 1.5rem;
            margin: 0 15px;
            transition: all 0.3s ease;
            display: inline-block;
            width: 50px;
            height: 50px;
            line-height: 50px;
            text-align: center;
            margin: 0 10px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: white;
            text-decoration: none;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .social-links a:hover {
            color: #ffffff;
            transform: translateY(-3px);
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 50px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .typing-animation {
            border-right: 3px solid white;
            animation: blink 1s infinite;
        }

        @keyframes blink {
            0%, 50% { border-color: transparent; }
            51%, 100% { border-color: white; }
        }

        .particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: -1;
        }

        .particle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: rgba(255, 255, 255, 0.5);
            border-radius: 50%;
            animation: float-particles 6s infinite linear;
        }

        @keyframes float-particles {
            0% {
                transform: translateY(100vh) rotate(0deg);
                opacity: 0;
            }
            10% {
                opacity: 1;
            }
            90% {
                opacity: 1;
            }
            100% {
                transform: translateY(-100vh) rotate(360deg);
                opacity: 0;
            }
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .section-title {
                font-size: 2rem;
            }
            .profile-img {
                width: 200px;
                height: 200px;
            }
        }

     .btn-demo {
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
            border: none;
            color: white;
            padding: 8px 20px;
            border-radius: 25px;
            font-weight: 500;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            margin-right: 10px;
        }

        .btn-demo:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            color: white;
            text-decoration: none;
        }

        .btn-github {
            background: transparent;
            border: 2px solid white;
            color: white;
            padding: 8px 20px;
            border-radius: 25px;
            font-weight: 500;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-github:hover {
            background: white;
            color: #43e97b;
            transform: translateY(-2px);
            text-decoration: none;
        }

        .badge {
            font-size: 0.75rem;
            padding: 5px 10px;
            margin: 2px;
            border-radius: 15px;
        }

        .modal {
            background: rgba(0, 0, 0, 0.8);
        }

        .modal-content {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 15px;
        }

        .modal-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        }

        .modal-footer {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }

        .btn-close {
            filter: invert(1);
        }

        .demo-preview {
            width: 100%;
            height: 300px;
            border: none;
            border-radius: 10px;
            background: white;
        }

/* about me */
        .about-info-box {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 40px;
            margin: 40px 0;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            text-align: center;
        }
        
          /* New styles for info boxes */
        .info-boxes {
            margin: 50px 0;
        }

        .info-box {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 30px 20px;
            text-align: center;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            margin-bottom: 20px;
            height: 180px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            animation: slideInUp 0.8s ease-out;
        }

        .info-box:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.2);
            background: rgba(255, 255, 255, 0.15);
        }

        .info-box i {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: #ffd700;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .info-box h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: white;
            font: bold;
        }

        .info-box p {
            font-size: 1 rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
        }

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

        /* Animation delays for staggered effect */
        .info-box:nth-child(1) { animation-delay: 0.1s; }
        .info-box:nth-child(2) { animation-delay: 0.2s; }
        .info-box:nth-child(3) { animation-delay: 0.3s; }
        .info-box:nth-child(4) { animation-delay: 0.4s; }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .section-title {
                font-size: 2rem;
            }
            .profile-img {
                width: 200px;
                height: 200px;
            }
            .info-box {
                height: auto;
                padding: 20px 15px;
            }
        }