:root {
            --primary: #4361ee;
            --primary-dark: #3a56d4;
            --secondary: #3f37c9;
            --dark: #212529;
            --light: #f8f9fa;
            --success: #4cc9f0;
            --warning: #f8961e;
            --danger: #f72585;
            --gray: #6c757d;
            --gray-light: #e9ecef;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: #f5f7ff;
            color: var(--dark);
            line-height: 1.6;
        }
        
        /* Navigation */
        .navbar {
            background: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 1rem 2rem;
        }
        
        .navbar-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
        }
        
        .logo-icon {
            font-size: 1.75rem;
            color: var(--primary);
        }
        
        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            background: linear-gradient(45deg, var(--primary), var(--danger));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .nav-links {
            display: flex;
            gap: 1.5rem;
        }
        
        .nav-links a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
            padding: 0.5rem 0;
            position: relative;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .nav-links a.active {
            color: var(--primary);
        }
        
        .nav-links a.active::after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--dark);
            cursor: pointer;
        }
        
        .mobile-menu {
            display: none;
            flex-direction: column;
            background: white;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            z-index: 99;
        }
        
        .mobile-menu.active {
            display: flex;
        }
        
        .mobile-menu a {
            padding: 0.75rem 1rem;
            color: var(--dark);
            text-decoration: none;
            border-bottom: 1px solid var(--gray-light);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .mobile-menu a:hover {
            color: var(--primary);
            background: rgba(67, 97, 238, 0.05);
        }
        
        /* Main Content */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }
        
        /* Page Header */
        .page-header {
            text-align: center;
            margin: 3rem 0;
        }
        
        .page-title {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            background: linear-gradient(45deg, var(--primary), var(--danger));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .page-subtitle {
            color: var(--gray);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }
        
        /* Tools Grid */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        
        .tool-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
            border: 1px solid var(--gray-light);
        }
        
        .tool-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
        }
        
        .tool-card-header {
            background: linear-gradient(45deg, var(--primary), var(--danger));
            color: white;
            padding: 1.5rem;
            text-align: center;
        }
        
        .tool-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }
        
        .tool-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 0;
        }
        
        .tool-card-body {
            padding: 1.5rem;
        }
        
        .tool-description {
            color: var(--gray);
            margin-bottom: 1.5rem;
            min-height: 60px;
        }
        
        .tool-btn {
            display: block;
            text-align: center;
            background: var(--primary);
            color: white;
            padding: 0.75rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .tool-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 10px rgba(67, 97, 238, 0.3);
        }
        
        .feature-btn {
            display: block;
            text-align: center;
            font-size: 1.2rem;
            font-weight: 400;
            background: linear-gradient(45deg, var(--primary), var(--danger));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            padding: 0.75rem;
            margin-top: 15px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .feature-btn:hover {
            background: transparent;
            transform: translateY(-2px);
            font-size: 1.5rem;
            font-weight: 500;
            background: linear-gradient(45deg, var(--primary), var(--danger));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            box-shadow: 0 4px 10px rgba(67, 97, 238, 0.3);
        }
        
        /* Features Banner */
        .features-banner {
            background: linear-gradient(45deg, var(--primary), var(--danger));
            color: white;
            border-radius: 12px;
            padding: 3rem;
            margin: 4rem 0;
            text-align: center;
        }
        
        .features-banner h2 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .features-banner p {
            max-width: 700px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        
        .banner-btn {
            display: inline-block;
            background: white;
            color: var(--primary);
            padding: 0.75rem 2rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        
        .banner-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        
        /* Footer */
        .footer {
            background: linear-gradient(135deg, var(--dark), #2a2a2a);
            color: white;
            padding: 4rem 0 2rem;
            margin-top: 4rem;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        
        .footer-column h4 {
            font-size: 1.25rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        
        .footer-column h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--primary);
        }
        
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        
        .footer-links a {
            color: var(--gray-light);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        
        .social-links a {
            color: white;
            background: rgba(255, 255, 255, 0.1);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }
        
        .social-links a:hover {
            background: var(--primary);
            transform: translateY(-3px);
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--gray-light);
        }
        
        /* Responsive */
        @media (max-width: 992px) {
            .nav-links {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 1.5rem;
            }
            
            .page-title {
                font-size: 2rem;
            }
            
            .features-banner {
                padding: 2rem 1.5rem;
            }
            
            .features-banner h2 {
                font-size: 1.5rem;
            }
        }
        
        /* Animations */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .animate {
            animation: fadeIn 0.6s ease forwards;
        }
        
        .delay-1 { animation-delay: 0.1s; }
        .delay-2 { animation-delay: 0.2s; }
        .delay-3 { animation-delay: 0.3s; }
        .delay-4 { animation-delay: 0.4s; }
        .delay-5 { animation-delay: 0.5s; }