:root {
            --primary-yellow: #FFD166;
            --primary-orange: #FF9E64;
            --primary-green: #06D6A0;
            --primary-blue: #118AB2;
            --dark-blue: #073B4C;
            --light-bg: #F8F9FA;
            --dark-text: #333333;
            --light-text: #FFFFFF;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--light-bg);
            color: var(--dark-text);
            line-height: 1.6;
        }

        header {
            background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
            color: var(--light-text);
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--light-text);
            text-decoration: none;
            display: flex;
            align-items: center;
        }

        .logo i {
            margin-right: 10px;
            color: var(--primary-yellow);
        }

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

        nav ul li {
            margin-left: 1.5rem;
        }

        nav ul li a {
            color: var(--light-text);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            padding: 5px 10px;
            border-radius: 4px;
        }

        nav ul li a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }

        .mobile-menu {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--light-text);
        }

        .hero {
            background: linear-gradient(135deg, var(--primary-blue), var(--primary-green));
            color: var(--light-text);
            padding: 4rem 0;
            text-align: center;
            margin-bottom: 2rem;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.1)"/></svg>');
            background-size: cover;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
        }

        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 2rem;
        }

        .cta-button {
            display: inline-block;
            background-color: var(--primary-yellow);
            color: var(--dark-text);
            padding: 12px 30px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
        }

        .tools-showcase {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
            margin-bottom: 3rem;
        }

        .tool-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
            padding: 2rem 1.5rem;
        }

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

        .tool-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: inline-block;
            width: 80px;
            height: 80px;
            line-height: 80px;
            border-radius: 50%;
            background-color: var(--primary-blue);
            color: white;
        }

        .tool-card:nth-child(2) .tool-icon {
            background-color: var(--primary-green);
        }

        .tool-card:nth-child(3) .tool-icon {
            background-color: var(--primary-orange);
        }

        .tool-card:nth-child(4) .tool-icon {
            background-color: var(--primary-yellow);
        }

        .tool-card h3 {
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        .tool-card p {
            margin-bottom: 1.5rem;
            color: #666;
        }

        .tool-button {
            display: inline-block;
            background-color: var(--primary-blue);
            color: white;
            padding: 8px 20px;
            border-radius: 5px;
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
        }

        .tool-button:hover {
            background-color: var(--dark-blue);
        }

        .main-tools-section {
            background-color: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            overflow: hidden;
            margin-bottom: 3rem;
        }

        .tool-tabs {
            display: flex;
            background: linear-gradient(to right, var(--primary-blue), var(--primary-green));
            overflow-x: auto;
        }

        .tool-tab {
            padding: 1rem 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            color: white;
            font-weight: 500;
            white-space: nowrap;
            border-bottom: 3px solid transparent;
        }

        .tool-tab.active {
            background-color: rgba(255, 255, 255, 0.2);
            border-bottom: 3px solid var(--primary-yellow);
        }

        .tool-tab:hover:not(.active) {
            background-color: rgba(255, 255, 255, 0.1);
        }

        .tool-content {
            padding: 2rem;
            min-height: 500px;
        }

        .tool-section {
            display: none;
            animation: fadeIn 0.5s ease;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .tool-section.active {
            display: block;
        }

        .tool-title {
            color: var(--dark-blue);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-yellow);
        }

        .upload-area {
            border: 2px dashed var(--primary-blue);
            border-radius: 10px;
            padding: 2.5rem;
            text-align: center;
            margin-bottom: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            background-color: #f8fbff;
        }

        .upload-area:hover {
            background-color: #eef5ff;
            border-color: var(--primary-green);
        }

        .upload-icon {
            font-size: 3.5rem;
            color: var(--primary-blue);
            margin-bottom: 1rem;
        }

        .upload-text {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
        }

        .upload-subtext {
            color: #666;
            font-size: 0.9rem;
        }

        .tool-controls {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 1.5rem;
        }

        .control-group {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn:hover {
            background-color: var(--dark-blue);
            transform: translateY(-2px);
        }

        .btn-accent {
            background-color: var(--primary-green);
        }

        .btn-accent:hover {
            background-color: #05b386;
        }

        .btn-warning {
            background-color: var(--primary-orange);
        }

        .btn-warning:hover {
            background-color: #ff8a4a;
        }

        .canvas-container {
            border: 1px solid #ddd;
            border-radius: 5px;
            margin: 1rem 0;
            background-color: white;
            overflow: hidden;
        }

        #signature-canvas {
            cursor: crosshair;
            display: block;
            width: 100%;
        }

        .preview-area {
            margin: 1.5rem 0;
            text-align: center;
        }

        .preview-title {
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        .preview-image {
            max-width: 100%;
            max-height: 300px;
            border: 1px solid #ddd;
            border-radius: 5px;
            margin: 0 auto;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }

        .slider-container {
            margin: 1.5rem 0;
        }

        .slider {
            width: 100%;
            margin: 0.5rem 0;
            -webkit-appearance: none;
            height: 8px;
            border-radius: 4px;
            background: #ddd;
            outline: none;
        }

        .slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--primary-blue);
            cursor: pointer;
        }

        .file-info {
            background-color: #f0f7ff;
            padding: 1rem;
            border-radius: 5px;
            margin: 1rem 0;
            border-left: 4px solid var(--primary-blue);
        }

        .ad-space {
            background-color: white;
            border-radius: 10px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
            text-align: center;
        }

        .ad-label {
            font-size: 0.8rem;
            color: #777;
            margin-bottom: 10px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .ad-unit {
            width: 100%;
            height: 250px;
            background: linear-gradient(135deg, #f0f7ff, #e1eeff);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px dashed #a0c4ff;
            border-radius: 5px;
            margin-bottom: 1rem;
            color: #4a6fa5;
            font-weight: 500;
        }

        .ad-unit.horizontal {
            height: 90px;
        }

        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin-bottom: 3rem;
        }

        .feature-card {
            background-color: white;
            border-radius: 10px;
            padding: 2rem;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-5px);
        }

        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-blue);
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        footer {
            background: linear-gradient(135deg, var(--dark-blue), #052a38);
            color: var(--light-text);
            padding: 3rem 0 1.5rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
            color: var(--primary-yellow);
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            margin-bottom: 0.8rem;
        }

        .footer-section a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-section a:hover {
            color: var(--light-text);
            padding-left: 5px;
        }

        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }

            .logo {
                margin-bottom: 1rem;
            }

            nav ul {
                flex-direction: column;
                width: 100%;
            }

            nav ul li {
                margin: 0.5rem 0;
            }

            .mobile-menu {
                display: block;
                position: absolute;
                top: 1rem;
                right: 1rem;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

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

            .tool-tabs {
                flex-direction: column;
            }

            .tool-tab {
                text-align: center;
                border-bottom: 1px solid rgba(255, 255, 255, 0.2);
                border-right: none;
            }

            .tool-content {
                padding: 1.5rem;
            }
        }

        /* Animation for tool cards */
        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        .tool-card:hover .tool-icon {
            animation: bounce 0.5s ease;
        }

        /* Progress bar for conversions */
        .progress-container {
            width: 100%;
            background-color: #e0e0e0;
            border-radius: 5px;
            margin: 1rem 0;
            overflow: hidden;
            display: none;
        }

        .progress-bar {
            height: 10px;
            background: linear-gradient(to right, var(--primary-green), var(--primary-blue));
            border-radius: 5px;
            width: 0%;
            transition: width 0.5s ease;
        }

/*        contact form*/
.contact-wrapper {
      display:flex;
      flex-wrap:wrap;
      max-width:1000px;
      margin:0 auto;
      background:#fff;
      border-radius:10px;
      box-shadow:0 0 10px rgba(0,0,0,0.1);
      overflow:hidden;
    }

    .contact-form, .contact-info {
      flex:1;
      min-width:300px;
      padding:30px;
    }

    .contact-form h2,
    .contact-info h2 {
      color:#333;
    }

    label {
      display:block;
      margin-top:15px;
      font-weight:bold;
    }

    input, textarea {
      width:100%;
      padding:10px;
      margin-top:5px;
      border:1px solid #ccc;
      border-radius:5px;
    }

    button {
      margin-top:15px;
      background:#0073e6;
      color:#fff;
      border:none;
      padding:12px 20px;
      border-radius:5px;
      cursor:pointer;
      width:100%;
    }

    button:hover {
      background:#005bb5;
    }

    .contact-info .item {
      display:flex;
      align-items:flex-start;
      margin:20px 0;
    }

    .contact-info .item i {
      font-size:24px;
      color:#0073e6;
      width:30px;
      margin-right:15px;
      margin-top: 30px;
    }

    .contact-info .item div {
      line-height:1.6;
    }

    .contact-info a {
      color:#0073e6;
      text-decoration:none;
    }

    .contact-info a:hover {
      text-decoration:underline;
    }