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

        body {
            font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #1a202c;
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 25%, #06b6d4 50%, #0891b2 75%, #059669 100%);
            background-size: 400% 400%;
            animation: gradientShift 15s ease infinite;
            min-height: 100vh;
        }

        @keyframes gradientShift {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        header {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 25%, #06b6d4 50%, #0891b2 75%, #059669 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            position: relative;
        }
        
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            border-radius: 4px;
            transition: background 0.3s;
        }
        
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            color: white;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .logo i {
            margin-right: 10px;
            color: #ffd700;
        }

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

        .nav-links a {
            color: white;
            text-decoration: none;
            transition: all 0.3s;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 25px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
        }

        .nav-links a:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* Hero Section */
        .hero {
            padding: 6rem 0;
            text-align: center;
            position: relative;
        }

        .hero-content {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            border-radius: 20px;
            padding: 3rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            max-width: 800px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            font-weight: 800;
            color: white;
            text-shadow: 0 4px 8px rgba(0,0,0,0.3);
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.8;
        }

        .cta-button {
            display: inline-block;
            background: linear-gradient(135deg, #059669 0%, #047857 100%);
            color: white;
            padding: 18px 36px;
            text-decoration: none;
            border-radius: 50px;
            font-weight: bold;
            transition: all 0.3s;
            font-size: 1.1rem;
            box-shadow: 0 8px 25px rgba(5, 150, 105, 0.3);
            backdrop-filter: blur(10px);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(5, 150, 105, 0.4);
        }

        /* Features Section */
        .features {
            padding: 4rem 0;
        }

        .features h2 {
            text-align: center;
            font-size: 2.8rem;
            margin-bottom: 3rem;
            color: white;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            padding: 2.5rem;
            border-radius: 20px;
            text-align: center;
            transition: all 0.3s;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(135deg, #059669 0%, #047857 100%);
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            background: rgba(255, 255, 255, 0.15);
        }

        .feature-card i {
            font-size: 3.5rem;
            color: #10b981;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .feature-card h3 {
            font-size: 1.6rem;
            margin-bottom: 1rem;
            color: white;
            font-weight: 700;
        }

        .feature-card p {
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            font-size: 1rem;
        }

        /* AI Analysis Section */
        .ai-analysis {
            padding: 4rem 0;
        }

        .ai-analysis h2 {
            text-align: center;
            font-size: 2.8rem;
            margin-bottom: 3rem;
            color: white;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .analysis-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .analysis-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            padding: 2rem;
            border-radius: 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            transition: all 0.3s;
        }

        .analysis-card:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.15);
        }

        .analysis-card h3 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: white;
            font-weight: 600;
        }

        .score {
            font-size: 3.5rem;
            font-weight: bold;
            color: #10b981;
            margin: 1rem 0;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .score-label {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
        }

        /* Disclaimers Section */
        .disclaimers {
            background: rgba(0, 0, 0, 0.3);
            backdrop-filter: blur(20px);
            color: white;
            padding: 3rem 0;
            margin-top: 4rem;
        }

        .disclaimers h2 {
            text-align: center;
            font-size: 2.2rem;
            margin-bottom: 2rem;
            color: #10b981;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .disclaimer-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            background: rgba(255, 255, 255, 0.1);
            padding: 2rem;
            border-radius: 15px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .disclaimer-content p {
            margin-bottom: 1rem;
            font-size: 0.95rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.9);
        }

        .disclaimer-content .highlight {
            color: #10b981;
            font-weight: bold;
        }

        /* Footer */
        footer {
            background: rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(20px);
            color: rgba(255, 255, 255, 0.8);
            padding: 2rem 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-bottom {
            text-align: center;
            font-size: 0.9rem;
        }

        /* WhatsApp Button */
        .whatsapp-float {
            position: fixed;
            width: 70px;
            height: 70px;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
            color: white;
            border-radius: 50px;
            text-align: center;
            font-size: 32px;
            box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            text-decoration: none;
            border: 3px solid rgba(255, 255, 255, 0.3);
            animation: pulse 2s infinite;
            backdrop-filter: blur(10px);
        }

        .whatsapp-float:hover {
            background: linear-gradient(135deg, #128c7e 0%, #0d6b5a 100%);
            transform: translateX(-50%) scale(1.15);
            box-shadow: 0 12px 35px rgba(37, 211, 102, 0.6);
            text-decoration: none;
            color: white;
        }

        .whatsapp-float::before {
            content: '';
            position: absolute;
            top: -5px;
            left: -5px;
            right: -5px;
            bottom: -5px;
            background: linear-gradient(135deg, #25d366, #128c7e);
            border-radius: 50px;
            z-index: -1;
            opacity: 0.3;
            animation: ripple 2s infinite;
        }

        .whatsapp-tooltip {
            position: absolute;
            bottom: 80px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(20px);
            color: white;
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(0,0,0,0.3);
            z-index: 1001;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .whatsapp-tooltip::after {
            content: '';
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%);
            border: 6px solid transparent;
            border-top-color: rgba(0, 0, 0, 0.8);
        }

        .whatsapp-float:hover .whatsapp-tooltip {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(-5px);
        }

        @keyframes pulse {
            0% {
                box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
            }
            50% {
                box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0.1);
            }
            100% {
                box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
            }
        }

        @keyframes ripple {
            0% {
                transform: scale(1);
                opacity: 0.3;
            }
            100% {
                transform: scale(1.4);
                opacity: 0;
            }
        }

        /* Tablet/iPad Responsive */
        @media (max-width: 1024px) and (min-width: 769px) {
            .whatsapp-float {
                width: 65px;
                height: 65px;
                font-size: 30px;
                bottom: 25px;
                z-index: 1001;
            }
            
            .whatsapp-tooltip {
                opacity: 1 !important;
                visibility: visible !important;
                transform: translateX(-50%) translateY(-5px) !important;
                bottom: 85px;
                background: rgba(0, 0, 0, 0.8);
                backdrop-filter: blur(20px);
                font-size: 13px;
                padding: 10px 14px;
                border-radius: 12px;
                border: 1px solid rgba(255, 255, 255, 0.2);
            }
        }
        
        /* Mobile Responsive */
        @media (max-width: 768px) {
            nav {
                flex-wrap: nowrap;
                gap: 1rem;
            }
            
            .logo {
                font-size: 1.3rem;
                flex: 1;
                min-width: 0;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }
            
            .mobile-menu-toggle {
                display: block;
                flex-shrink: 0;
            }
            
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: linear-gradient(135deg, #1e40af 0%, #3b82f6 25%, #06b6d4 50%, #0891b2 75%, #059669 100%);
                flex-direction: column;
                gap: 0;
                padding: 1rem 0;
                border-radius: 0 0 20px 20px;
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
                border: 1px solid rgba(255, 255, 255, 0.1);
                z-index: 1000;
            }
            
            .nav-links.active {
                display: flex;
            }
            
            .nav-links li {
                width: 100%;
            }
            
            .nav-links a {
                display: block;
                padding: 14px 20px;
                font-size: 1rem;
                text-align: center;
                color: white;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                transition: all 0.3s;
                background: transparent;
                border-left: 3px solid transparent;
            }
            
            .nav-links a:hover {
                background: rgba(255, 255, 255, 0.15);
                border-left-color: #34d399;
                color: #34d399;
                transform: translateX(3px);
            }
            
            .nav-links li:last-child a {
                border-bottom: none;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero p {
                font-size: 1.1rem;
            }

            .features h2, .ai-analysis h2 {
                font-size: 2.2rem;
            }

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

            .whatsapp-float {
                width: 60px;
                height: 60px;
                font-size: 28px;
                bottom: 20px;
                z-index: 1001;
                position: fixed !important;
                display: flex !important;
            }
            
            .whatsapp-tooltip {
                opacity: 1 !important;
                visibility: visible !important;
                transform: translateX(-50%) translateY(-5px) !important;
                bottom: 75px;
                background: rgba(0, 0, 0, 0.8);
                backdrop-filter: blur(20px);
                font-size: 12px;
                padding: 8px 12px;
                border-radius: 8px;
                border: 1px solid rgba(255, 255, 255, 0.2);
                white-space: nowrap;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            
            .logo {
                font-size: 1.1rem;
            }

            .hero {
                padding: 3rem 0;
            }

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

            .feature-card, .analysis-card {
                padding: 1.5rem;
            }
        }