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

        :root {
            --primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            --success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            --warning: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
            --bg-light: #f8f9fc;
            --text-dark: #2d3436;
            --text-light: #636e72;
            --shadow: 0 10px 30px rgba(0,0,0,0.1);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
        }

        body {
            font-family: 'Poppins', sans-serif;
            background: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Navigation */
        nav {
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            background: linear-gradient(135deg, #0a2540 0%, #1a3a5a 100%);
            padding: 2rem 0;
        }
        .nav-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 2.5rem;
            font-weight: 900;
            color: #fff;
            width: 100%;
            text-align: center;
        }

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

        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            transition: all 0.3s;
        }

        .nav-links a:hover {
            color: #667eea;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Container */
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding-top: 3rem;
        }

        /* Hero Section */
        .hero {
            text-align: center;
            padding: 4rem 2rem;
            color: white;
            border-radius: 20px;
            margin-bottom: 3rem;
            animation: fadeInUp 0.6s ease;
            box-shadow: rgba(0, 0, 0, 0.16) 0px 1px 4px;
        }

        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            animation: slideDown 0.8s ease;
            color: #0171b5;
        }

        .hero p {
            font-size: 1.2rem;
            opacity: 0.9;
            margin-bottom: 2rem;
            color: #333;
        }

        .btn-primary {
            background: white;
            color: #444;
            padding: 1rem 2.5rem;
            border: none;
            border-radius: 50px;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: var(--shadow);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        /* Categories Section */
        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            color: var(--text-dark);
        }

        .categories-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-bottom: 4rem;
        }

        .category-card {
            background: white;
            border-radius: 20px;
            padding: 2rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }

        .category-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--primary);
            opacity: 0;
            transition: opacity 0.3s;
            z-index: 0;
        }

        .category-card:hover::before {
            opacity: 0.1;
        }

        .category-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-lg);
        }

        .category-icon {
            font-size: 4rem;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .category-name {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--text-dark);
            position: relative;
            z-index: 1;
        }

        /* Templates Grid */
        .templates-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }

        .template-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow);
            cursor: pointer;
            transition: all 0.3s;
        }

        .template-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .template-preview {
            width: 100%;
            height: 250px;
            object-fit: cover;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            position: relative;
        }

        .template-info {
            padding: 1.5rem;
        }

        .template-name {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .btn-use {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            transition: all 0.3s;
        }

        .btn-use:hover {
            transform: scale(1.05);
        }

        /* Editor Page */
        .editor-container {
            display: grid;
            grid-template-columns: 1fr 400px;
            gap: 2rem;
            margin-top: 2rem;
        }

        .canvas-area {
            background: white;
            border-radius: 15px;
            padding: 2rem;
            box-shadow: var(--shadow);
        }

        #greetingCanvas {
            width: 100%;
            max-width: 600px;
            height: 600px;
            border: 2px dashed #ddd;
            border-radius: 10px;
            position: relative;
            background-size: cover;
            background-position: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
        }

        .canvas-text {
            font-size: 2rem;
            color: white;
            text-align: center;
            padding: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            font-family: 'Great Vibes', cursive;
        }

        .canvas-name {
            font-size: 2.5rem;
            font-weight: 700;
            color: white;
            margin: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }

        .canvas-image {
            width: 200px;
            height: 200px;
            border-radius: 50%;
            object-fit: cover;
            border: 5px solid white;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            margin: 1rem;
        }

        .controls-panel {
            background: white;
            border-radius: 15px;
            padding: 2rem;
            box-shadow: var(--shadow);
        }

        .control-group {
            margin-bottom: 2rem;
        }

        .control-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text-dark);
        }

        .control-group input[type="text"],
        .control-group textarea,
        .control-group select {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-size: 1rem;
            font-family: 'Poppins', sans-serif;
            transition: all 0.3s;
        }

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

        .control-group textarea {
            min-height: 100px;
            resize: vertical;
        }

        .file-upload {
            position: relative;
            display: inline-block;
            width: 100%;
        }

        .file-upload input[type="file"] {
            display: none;
        }

        .file-upload-btn {
            background: var(--success);
            color: white;
            padding: 1rem;
            border-radius: 10px;
            cursor: pointer;
            display: block;
            text-align: center;
            font-weight: 600;
            transition: all 0.3s;
        }

        .file-upload-btn:hover {
            transform: scale(1.02);
        }

        .action-buttons {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 2rem;
        }

        .btn-download,
        .btn-share {
            padding: 1rem;
            border: none;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 1rem;
        }

        .btn-download {
            background: var(--primary);
            color: white;
        }

        .btn-share {
            background: var(--success);
            color: white;
        }

        .share-options {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-top: 1rem;
        }

        .share-btn {
            padding: 0.8rem;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
            color: white;
        }

        .share-whatsapp { background: #25D366; }
        .share-facebook { background: #1877F2; }
        .share-instagram { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); }
        .share-telegram { background: #0088cc; }

        .share-btn:hover {
            transform: scale(1.05);
        }

        /* Custom Creator */
        .creator-tools {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .tool-btn {
            padding: 0.8rem 1.5rem;
            border: 2px solid #667eea;
            background: white;
            color: #667eea;
            border-radius: 10px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }

        .tool-btn:hover,
        .tool-btn.active {
            background: #667eea;
            color: white;
        }

        .background-picker {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
            gap: 1rem;
            margin-top: 1rem;
        }

        .bg-option {
            width: 100%;
            aspect-ratio: 1;
            border-radius: 10px;
            cursor: pointer;
            border: 3px solid transparent;
            transition: all 0.3s;
        }

        .bg-option:hover,
        .bg-option.active {
            border-color: #667eea;
            transform: scale(1.1);
        }

        /* About & Contact */
        .about-section,
        .contact-section {
            background: white;
            border-radius: 15px;
            padding: 3rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }

        .about-section h2,
        .contact-section h2 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
            color: var(--text-dark);
        }

        .about-section p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-light);
        }

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

        .contact-form input,
        .contact-form textarea {
            padding: 1rem;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-size: 1rem;
            font-family: 'Poppins', sans-serif;
        }

        .contact-form button {
            background: var(--primary);
            color: white;
            padding: 1rem;
            border: none;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }

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


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

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

        /* Utility Classes */
        .hidden {
            display: none !important;
        }

        .fade-in {
            animation: fadeInUp 0.6s ease;
        }

        /* Responsive */
        @media (max-width: 968px) {
            .editor-container {
                grid-template-columns: 1fr;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: white;
                flex-direction: column;
                padding: 1rem;
                box-shadow: var(--shadow);
            }

            .nav-links.active {
                display: flex;
            }

            .menu-toggle {
                display: block;
            }

            #greetingCanvas {
                height: 400px;
            }
        }

        @media (max-width: 640px) {
            .categories-grid {
                grid-template-columns: 1fr;
            }

            .templates-grid {
                grid-template-columns: 1fr;
            }

            .container {
                padding: 1rem;
                margin-top: 2rem;
            }

            .hero {
                padding: 2rem 1rem;
            }
            .section-title {
                font-size: 2rem;
            }
            nav{padding: 1rem 0;}
        }