:root {
            /* Professional color scheme */
            --primary: #2563eb;       /* Vibrant blue */
            --primary-dark: #1d4ed8;  /* Darker blue */
            --primary-light: #3b82f6; /* Lighter blue */
            --secondary: #4f46e5;     /* Indigo */
            --accent: #6366f1;        /* Light indigo */
            --success: #10b981;       /* Emerald green */
            --error: #ef4444;         /* Red */
            --warning: #f59e0b;       /* Amber */
            
            /* Text colors */
            --text: #1f2937;          /* Dark gray */
            --text-light: #6b7280;    /* Medium gray */
            --text-lighter: #9ca3af;  /* Light gray */
            
            /* Background colors */
            --bg: #f9fafb;            /* Very light gray */
            --card-bg: #ffffff;       /* White */
            --dark-bg: #111827;       /* Dark blue-gray */
            
            /* Borders */
            --border: #e5e7eb;        /* Light gray */
            --border-dark: #d1d5db;   /* Medium gray */
            
            /* Spacing */
            --space-xs: 0.25rem;
            --space-sm: 0.5rem;
            --space-md: 1rem;
            --space-lg: 1.5rem;
            --space-xl: 2rem;
            --space-2xl: 3rem;
            
            /* Shadows */
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
            --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
            --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
            
            /* Transitions */
            --transition: all 0.3s ease;
            
            /* Border radius */
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            color: var(--text);
            background-color: var(--bg);
            line-height: 1.6;
            transition: var(--transition);
        }
        
        /* Header Styles */
        header {
            background-color: var(--card-bg);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: var(--transition);
        }
        
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: var(--space-md) var(--space-lg);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            text-decoration: none;
            color: var(--primary);
            font-weight: 700;
            font-size: 1.25rem;
        }
        
        .logo img {
            height: 32px;
            width: auto;
        }
        
        .nav-links {
            display: flex;
            gap: var(--space-lg);
            align-items: center;
        }
        
        .nav-links a {
            color: var(--text);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            padding: var(--space-sm) 0;
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: var(--transition);
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .cta-button {
            background-color: var(--primary);
            color: white;
            padding: var(--space-sm) var(--space-md);
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: var(--space-sm);
        }
        
        .cta-button:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
            color: white;
        }
        
        .mobile-menu-button {
            display: none;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        /* Mobile menu styles */
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--card-bg);
                flex-direction: column;
                gap: 0;
                padding: var(--space-md) 0;
                box-shadow: var(--shadow-md);
                transform: translateY(-150%);
                transition: transform 0.3s ease;
                z-index: 99;
            }
            
            .nav-links.active {
                transform: translateY(0);
            }
            
            .nav-links a {
                width: 100%;
                text-align: center;
                padding: var(--space-md);
            }
            
            .mobile-menu-button {
                display: block;
            }
            
            .cta-button {
                margin-top: var(--space-md);
            }
        }
        
        /* Dark mode toggle */
        .dark-mode-toggle {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
            background: none;
            border: none;
            color: var(--text);
            cursor: pointer;
            padding: var(--space-sm);
            border-radius: 50%;
            transition: var(--transition);
        }
        
        .dark-mode-toggle:hover {
            background-color: rgba(0,0,0,0.05);
        }
        
        .dark-mode-toggle i {
            font-size: 1.25rem;
        }
        
        /* Hero Section Styles */
        .hero {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: var(--space-2xl) var(--space-lg);
        }
        
        .hero-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: var(--space-2xl);
        }
        
        .hero-content {
            flex: 1;
        }
        
        .hero-image {
            flex: 1;
            display: none; /* Hide on mobile */
        }
        
        .hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: var(--space-md);
            line-height: 1.2;
        }
        
        .hero-subtitle {
            font-size: 1.25rem;
            margin-bottom: var(--space-xl);
            opacity: 0.9;
            max-width: 600px;
        }
        
        .hero-cta {
            display: flex;
            gap: var(--space-md);
        }
        
        .cta-button.primary {
            background-color: white;
            color: var(--primary);
        }
        
        .cta-button.secondary {
            background-color: transparent;
            color: white;
            border: 2px solid white;
        }
        
        /* Tools Section Styles */
        .section-header {
            text-align: center;
            max-width: 800px;
            margin: 0 auto var(--space-2xl);
            padding: 0 var(--space-lg);
        }
        
        .section-header h2 {
            font-size: 2rem;
            margin-bottom: var(--space-sm);
            color: var(--primary);
        }
        
        .section-header p {
            color: var(--text-light);
            font-size: 1.1rem;
        }
        
        .tools-section {
            padding: var(--space-2xl) var(--space-lg);
            background-color: var(--bg);
        }
        
        .tools-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: var(--space-xl);
        }
        
        .tool-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-md);
            padding: var(--space-xl);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            border: 1px solid var(--border);
        }
        
        .tool-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }
        
        .tool-icon {
            width: 60px;
            height: 60px;
            background-color: rgba(37, 99, 235, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: var(--space-md);
        }
        
        .tool-icon i {
            font-size: 1.5rem;
            color: var(--primary);
        }
        
        .tool-card h3 {
            font-size: 1.25rem;
            margin-bottom: var(--space-sm);
        }
        
        .tool-card p {
            color: var(--text-light);
            margin-bottom: var(--space-md);
            font-size: 0.95rem;
        }
        
        .tool-link {
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: var(--space-xs);
            margin-top: auto;
        }
        
        .tool-link i {
            font-size: 0.8rem;
            transition: var(--transition);
        }
        
        .tool-link:hover i {
            transform: translateX(3px);
        }
        
        .coming-soon .tool-icon {
            background-color: rgba(156, 163, 175, 0.1);
        }
        
        .coming-soon .tool-icon i {
            color: var(--text-light);
        }
        
        /* Benefits Section Styles */
        .benefits-section {
            padding: var(--space-2xl) var(--space-lg);
            background-color: var(--card-bg);
        }
        
        .benefits-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: var(--space-xl);
        }
        
        .benefit-card {
            padding: var(--space-lg);
            border-radius: var(--radius-md);
            background-color: var(--bg);
            transition: var(--transition);
            border: 1px solid var(--border);
        }
        
        .benefit-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-sm);
            border-color: var(--primary-light);
        }
        
        .benefit-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(37, 99, 235, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: var(--space-md);
        }
        
        .benefit-icon i {
            font-size: 1.25rem;
            color: var(--primary);
        }
        
        .benefit-card h3 {
            font-size: 1.1rem;
            margin-bottom: var(--space-sm);
        }
        
        .benefit-card p {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        
        /* Testimonials Section Styles */
        .testimonials-section {
            padding: var(--space-2xl) var(--space-lg);
            background-color: var(--bg);
        }
        
        .testimonials-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            gap: var(--space-xl);
            overflow-x: auto;
            padding-bottom: var(--space-md);
            scrollbar-width: thin;
            scrollbar-color: var(--primary-light) var(--bg);
        }
        
        .testimonials-container::-webkit-scrollbar {
            height: 6px;
        }
        
        .testimonials-container::-webkit-scrollbar-track {
            background: var(--bg);
        }
        
        .testimonials-container::-webkit-scrollbar-thumb {
            background-color: var(--primary-light);
            border-radius: 6px;
        }
        
        .testimonial-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-md);
            padding: var(--space-lg);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            min-width: 300px;
            border: 1px solid var(--border);
        }
        
        .stars {
            color: #f59e0b; /* Amber color for stars */
            margin-bottom: var(--space-md);
        }
        
        .testimonial-content p {
            font-style: italic;
            margin-bottom: var(--space-lg);
            color: var(--text);
        }
        
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            margin-top: auto;
        }
        
        .author-avatar img {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            object-fit: cover;
        }
        
        .author-info h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }
        
        .author-info span {
            font-size: 0.8rem;
            color: var(--text-light);
        }
        
        /* Footer Styles */
        footer {
            background-color: var(--card-bg);
            color: var(--text);
            padding: var(--space-2xl) var(--space-lg) 0;
            border-top: 1px solid var(--border);
        }
        
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: var(--space-2xl);
            padding-bottom: var(--space-2xl);
        }
        
        .footer-logo {
            display: flex;
            flex-direction: column;
        }
        
        .footer-logo .logo {
            margin-bottom: var(--space-md);
        }
        
        .footer-tagline {
            color: var(--text-light);
            margin-bottom: var(--space-md);
        }
        
        .social-links {
            display: flex;
            gap: var(--space-md);
        }
        
        .social-links a {
            color: var(--text-light);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        
        .social-links a:hover {
            color: var(--primary);
            background-color: rgba(37, 99, 235, 0.1);
        }
        
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }
        
        .footer-column h4 {
            font-size: 1rem;
            margin-bottom: var(--space-md);
            color: var(--text);
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column li {
            margin-bottom: var(--space-sm);
        }
        
        .footer-column a {
            color: var(--text-light);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        
        .footer-column a:hover {
            color: var(--primary);
        }
        
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: var(--space-md) 0;
            text-align: center;
            color: var(--text-light);
            font-size: 0.85rem;
        }
        
        /* Responsive adjustments */
        @media (min-width: 768px) {
            .hero-image {
                display: block;
            }
            
            .hero h1 {
                font-size: 3rem;
            }
        }
        
        @media (max-width: 768px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
            
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .testimonials-container {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
        }
        
        @media (max-width: 480px) {
            .hero-cta {
                flex-direction: column;
            }
            
            .footer-links {
                grid-template-columns: 1fr;
            }
        }
        
        /* Animation for tool cards */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .tool-card {
            animation: fadeInUp 0.6s ease forwards;
            opacity: 0;
        }
        
        .tool-card:nth-child(1) { animation-delay: 0.1s; }
        .tool-card:nth-child(2) { animation-delay: 0.2s; }
        .tool-card:nth-child(3) { animation-delay: 0.3s; }
        .tool-card:nth-child(4) { animation-delay: 0.4s; }
        .tool-card:nth-child(5) { animation-delay: 0.5s; }
        .tool-card:nth-child(6) { animation-delay: 0.6s; }