@import url('https://fonts.googleapis.com/css2?family=Baloo+Bhai+2&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            /* font-family: 'Arial', sans-serif; */
            font-family: "Poppins", sans-serif;
            background: linear-gradient(135deg, #000000 0%, #572ede 100%);
            min-height: 100vh;
            color: #000000;
        }

        h2{
            text-align: center;
        }
        /* Navigation using Flexbox */
        nav {
            background: rgba(255, 255, 255, 0.19);
            backdrop-filter: blur(10px);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        nav ul {
            display: flex;
            justify-content: center;
            list-style: none;
            gap: 3rem;
        }

        nav a {
            color: white;
            text-decoration: none;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: background 0.3s;
        }

        nav a:hover, nav a.active {
            background: rgba(255, 255, 255, 0.2);
        }

        /* Main Layout using CSS Grid */
        .container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            align-items: center;
        }

        .section {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            display: none;
        }

        .section.active {
            display: block;
        }

        /* Contact Form Styles */
        .form-group {
            margin-bottom: 1.5rem;
            align-content: center;
        }

        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: bold;
            color: #555;
        }

        input, textarea, select {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #667eea;
        }

        .error {
            border-color: #e74c3c !important;
        }

        .error-message {
            color: #e74c3c;
            font-size: 0.9rem;
            margin-top: 0.25rem;
        }

        .success-message {
            color: #27ae60;
            font-size: 0.9rem;
            margin-top: 0.25rem;
        }

        button {
            background: linear-gradient(45deg, #2d52f6, #401c63);
            color: white;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: 8px;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.3s;
            font-weight: bold;
        }

        button:hover {
            transform: translateY(-2px);
        }

        /* To-Do List Styles */
        .todo-input {
            display: flex;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .todo-input input {
            flex: 1;
        }

        .todo-list {
            max-height: 400px;
            overflow-y: auto;
        }

        .todo-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem;
            margin-bottom: 0.5rem;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid #667eea;
        }

        .todo-item.completed {
            opacity: 0.6;
            text-decoration: line-through;
        }

        .todo-item input[type="checkbox"] {
            width: auto;
        }

        .todo-text {
            flex: 1;
        }

        .delete-btn {
            background: #e74c3c;
            padding: 0.25rem 0.75rem;
            font-size: 0.8rem;
        }

        /* Responsive Design */
        @media (min-width: 768px) {
            .container {
                grid-template-columns: 1fr 1fr;
            }
            
            nav ul {
                gap: 3rem;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding: 1rem;
            }
            
            nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            
            .todo-input {
                flex-direction: column;
            }
        }

        /* Image Gallery Styles */
        .gallery {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1rem;
            margin-top: 2rem;
            text-align: center;
        }

        .gallery-item {
            position: relative;
            background: #f0f0f0;
            border-radius: 8px;
            overflow: hidden;
            min-height: 200px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px dashed #ddd;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .gallery-item .remove-img {
            position: absolute;
            top: 5px;
            right: 5px;
            background: rgba(231, 76, 60, 0.8);
            color: white;
            border: none;
            border-radius: 50%;
            width: 25px;
            height: 25px;
            cursor: pointer;
            font-size: 0.8rem;
        }

        .file-input {
            margin-bottom: 1rem;
        }