h1, h2, h3 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.1;
            color: var(--petrol-dark);
            text-align: center;
        }

        h1 { 
            font-size: clamp(2.75rem, 5vw, 4rem); 
            margin-bottom: var(--space-lg);
            animation: floatUp 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
        }

        h2 { 
            font-size: clamp(2rem, 3.5vw, 3rem); 
            margin-bottom: var(--space-md);
            animation: floatUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
        }

        h3 { 
            font-size: 1.5rem; 
            margin-bottom: var(--space-sm);
        }

        .lead {
            font-size: 1.125rem;
            line-height: 1.6;
            color: var(--gray);
            max-width: 42rem;
            margin: 0 auto;
        }

        .section-lead {
            font-size: 1.25rem;
            line-height: 1.7;
            color: var(--gray);
            max-width: 48rem;
            margin: 0 auto;
            text-align: center;
            animation: floatUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        .section {
            padding: var(--space-3xl) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-2xl);
        }

        /* ===== NAVIGATION - ADJUSTED FOR BETTER SPACING ===== */
        .navbar {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(230, 230, 230, 0.5);
            z-index: 1000;
            padding: var(--space-sm) 0;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            animation: slideInLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
        }

        .navbar.scrolled {
            padding: var(--space-xs) 0;
            box-shadow: var(--shadow-subtle);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            height: 70px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: var(--space-3xs);
            text-decoration: none;
            flex-shrink: 0;
            animation: scaleIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
        }

        /* BIGGER LOGO SIZE */
        .logo-image {
            display: block;
            height: 44px; /* Increased from 40px */
            width: auto;
            transition: all 0.3s ease;
        }

        /* BIGGER LOGO TEXT */
        .logo-text {
            font-family: var(--font-display);
            font-size: 1.125rem; /* Increased from 1rem */
            font-weight: 700;
            color: var(--petrol);
            white-space: nowrap;
        }

        /* Logo hover effect */
        .logo:hover .logo-image {
            transform: scale(1.05);
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: var(--space-xl);
            margin: 0 auto;
        }

        .nav-link {
            font-size: 0.875rem;
            font-weight: 500;
            text-decoration: none;
            color: var(--petrol);
            position: relative;
            padding: var(--space-2xs) 0;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: color 0.3s ease;
            opacity: 0;
            animation: slideInRight 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
        }

        .nav-link:nth-child(1) { animation-delay: 0.5s; }
        .nav-link:nth-child(2) { animation-delay: 0.55s; }
        .nav-link:nth-child(3) { animation-delay: 0.6s; }
        .nav-link:nth-child(4) { animation-delay: 0.65s; }
        .nav-link:nth-child(5) { animation-delay: 0.7s; }

        .nav-link:hover {
            color: var(--petrol-light);
        }

        .nav-link.active {
            color: var(--petrol-light);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--petrol);
        }

        .nav-cta {
            font-family: var(--font-display);
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--white);
            background: var(--petrol);
            padding: var(--space-2xs) var(--space-sm);
            border-radius: 0;
            text-decoration: none;
            transition: all 0.3s ease;
            border: 2px solid var(--petrol);
            letter-spacing: 0.5px;
            white-space: nowrap;
            opacity: 0;
            animation: scaleIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.8s both;
        }

        .nav-cta:hover {
            background: transparent;
            color: var(--petrol);
            transform: translateY(-2px);
        }

        /* ===== HERO SECTION ===== */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 5rem;
            background: var(--gradient-light);
            position: relative;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 80%, rgba(34, 113, 128, 0.08) 0%, transparent 60%),
                radial-gradient(circle at 80% 20%, rgba(26, 89, 102, 0.08) 0%, transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 52rem;
            margin: 0 auto;
            text-align: center;
            padding: var(--space-2xl) 0;
        }

        .hero h1 {
            color: var(--petrol-dark);
            position: relative;
            padding-bottom: var(--space-lg);
        }

        .hero-line {
            position: relative;
            height: 4px;
            width: 120px;
            margin: 0 auto var(--space-xl);
            background: transparent;
            overflow: hidden;
        }

        .hero-line::before {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 100%;
            background: var(--gradient-petrol);
            animation: drawLine 1.5s cubic-bezier(0.4, 0, 0.2, 1) 0.7s forwards;
        }

        .hero-line::after {
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            width: 20px;
            height: 20px;
            background: var(--petrol);
            border-radius: 50%;
            opacity: 0;
            animation: 
                scaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) 1.8s forwards,
                pulseGlow 2s ease-in-out 2.3s infinite;
        }

        .hero-subtitle {
            font-size: 1rem;
            line-height: 1.7;
            color: var(--gray);
            margin: 0 auto 4rem;
            max-width: 40rem;
            opacity: 0;
            animation: floatUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 1s both;
        }

        .hero-actions {
            display: flex;
            gap: var(--space-md);
            justify-content: center;
            flex-wrap: wrap;
        }

        .hero .btn {
            opacity: 0;
            animation: floatUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 1.2s both;
        }

        .hero .btn:nth-child(2) {
            animation-delay: 1.3s;
        }

        .btn {
            font-family: var(--font-display);
            font-size: 0.875rem;
            font-weight: 700;
            padding: var(--space-md) var(--space-xl);
            border-radius: 0;
            text-decoration: none;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            display: inline-flex;
            align-items: center;
            gap: var(--space-sm);
            letter-spacing: 0.5px;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
            min-width: 12rem;
            justify-content: center;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.6s ease;
        }

        .btn:hover::before {
            left: 100%;
        }

        /* HERO PRIMARY BUTTON - SIMPLE, NO ANIMATION DELAY */
        .hero-actions .btn-primary {
            background: var(--gradient-petrol);
            color: var(--white);
            box-shadow: var(--shadow-subtle);
        }

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

        /* REGULAR PRIMARY BUTTONS (for other sections) */
        .btn-primary:not(.hero-actions .btn-primary) {
            background: var(--gradient-petrol);
            color: var(--white);
            box-shadow: var(--shadow-subtle);
        }

        .btn-primary:not(.hero-actions .btn-primary):hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-elevated);
        }

        /* SECONDARY BUTTON */
        .btn-secondary {
            background: transparent;
            color: var(--petrol);
            border: 2px solid var(--petrol);
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            background: var(--petrol);
            color: var(--white);
            transform: translateY(-3px);
            box-shadow: var(--shadow-subtle);
        }

        /* ===== METHODOLOGY ===== */
        .methodology {
            background: var(--white);
        }

        .methodology-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 380px));
            justify-content: center;
            justify-items: center;
            gap: var(--space-xl);
            max-width: 1200px;
            margin: 0 auto;
        }

        .methodology-card {
            padding: var(--space-xl);
            background: var(--white);
            border: 1px solid var(--neutral-20);
            position: relative;
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            text-align: center;
            width: 100%;
            max-width: 380px;
        }

        .methodology-card:hover {
            transform: translateY(-8px);
            border-color: var(--petrol);
            box-shadow: var(--shadow-elevated);
        }

        .methodology-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-petrol);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        .methodology-card:hover::before {
            transform: scaleX(1);
        }

        .methodology-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto var(--space-lg);
            border: 2px solid var(--petrol);
            border-radius: 50%;
            display: grid;
            place-items: center;
            background: white;
            transition: all 0.4s ease;
        }

        .methodology-icon svg {
            width: 36px;
            height: 36px;
            stroke: var(--petrol);
            stroke-width: 1.5;
            transition: all 0.4s ease;
        }

        .methodology-card:hover .methodology-icon {
            background: var(--gradient-petrol);
            transform: scale(1.1);
        }

        .methodology-card:hover .methodology-icon svg {
            stroke: white;
            stroke-width: 2.5;
        }

        .methodology-description {
            color: var(--gray);
            line-height: 1.6;
        }

        /* ===== PROOF SECTION ===== */
        .proof {
            background: var(--neutral-10);
        }

        .proof-content {
            max-width: 48rem;
            margin: 0 auto;
            text-align: center;
        }

        .proof-statement {
            background: var(--white);
            border: 1px solid var(--neutral-20);
            padding: var(--space-xl);
            margin-bottom: var(--space-lg);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .proof-statement:hover {
            transform: translateY(-8px);
            border-color: var(--petrol);
            box-shadow: var(--shadow-elevated);
        }

        .proof-result {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--petrol);
            margin-bottom: var(--space-sm);
            font-family: var(--font-display);
            transition: all 0.4s ease;
        }

        .proof-statement:hover .proof-result {
            transform: scale(1.08);
        }

        .proof-description {
            color: var(--gray);
            line-height: 1.6;
            margin-bottom: var(--space-md);
        }

        .proof-note {
            color: var(--gray);
            font-size: 0.875rem;
            font-style: italic;
        }

        /* ===== CTA SECTION ===== */
        .cta {
            background: var(--gradient-petrol-dark);
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .cta::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(230, 230, 230, 0.1) 0%, transparent 50%);
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 48rem;
            margin: 0 auto;
            text-align: center;
        }

        .cta h2 {
            color: var(--white);
        }

        .cta .lead {
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: var(--space-2xl);
        }

        .cta-actions {
            display: flex;
            gap: var(--space-md);
            justify-content: center;
            flex-wrap: wrap;
        }

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

        .cta .btn-primary:hover {
            background: var(--neutral-10);
            color: var(--petrol);
            transform: translateY(-3px);
            box-shadow: var(--shadow-elevated);
        }

        .cta .btn-secondary {
            background: transparent;
            color: var(--white);
            border: 2px solid var(--white);
        }

        .cta .btn-secondary:hover {
            background: var(--white);
            color: var(--petrol);
            transform: translateY(-3px);
            box-shadow: var(--shadow-subtle);
        }

        /* ===== FOOTER ===== */
        .footer {
            background: var(--petrol-dark);
            color: white;
            padding: var(--space-xl) 0;
            text-align: center;
        }

        .footer-content {
            max-width: 36rem;
            margin: 0 auto;
        }

        .footer-logo {
            font-family: var(--font-display);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: white;
            text-decoration: none;
            display: inline-block;
        }

        .footer-tagline {
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.6;
            margin-bottom: var(--space-lg);
            font-size: 1rem;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
            margin-bottom: var(--space-lg);
        }

        .footer-email {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-email:hover {
            color: white;
        }

        .footer-bottom {
            padding-top: var(--space-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== WHATSAPP - CHANGED TO GREEN GRADIENT ===== */
        .whatsapp {
            position: fixed;
            bottom: var(--space-lg);
            right: var(--space-lg);
            z-index: 1000;
            opacity: 0;
            animation: slideInRight 0.8s cubic-bezier(0.4, 0, 0.2, 1) 1.5s both;
        }

        .whatsapp-link {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            background: var(--gradient-whatsapp); /* Changed to green gradient */
            color: var(--white);
            padding: var(--space-xs) var(--space-md);
            text-decoration: none;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 0.875rem;
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            box-shadow: 
                0 4px 12px rgba(37, 211, 102, 0.25),
                0 0 0 1px rgba(37, 211, 102, 0.1);
            border-radius: 2px;
            animation: pulse-whatsapp 2s ease-in-out 2.5s infinite;
        }

        .whatsapp-link:hover {
            transform: translateY(-3px);
            box-shadow: 
                0 20px 40px rgba(37, 211, 102, 0.3),
                0 0 0 1px rgba(37, 211, 102, 0.15);
            background: linear-gradient(135deg, var(--whatsapp-green-dark) 0%, var(--whatsapp-green) 100%);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .nav-links {
                gap: var(--space-lg);
            }
            
            .hero-actions,
            .cta-actions {
                gap: var(--space-sm);
            }
            
            .btn {
                min-width: 10rem;
                padding: var(--space-md) var(--space-lg);
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-xl: 3rem;
                --space-2xl: 4rem;
                --space-3xl: 5rem;
            }
            
            .nav-links {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
                background: none;
                border: none;
                color: var(--petrol);
                font-size: 1.5rem;
                cursor: pointer;
                padding: var(--space-2xs);
            }
            
            .hero-actions,
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            
            .btn {
                width: 100%;
                max-width: 20rem;
            }
            
            .methodology-grid {
                grid-template-columns: 1fr;
                justify-items: center;
                gap: var(--space-lg);
            }
            
            /* MOBILE WHATSAPP BUTTON - GREEN AND SHOWS ICON */
            .whatsapp-link span:last-child {
                display: none;
            }
            
            .whatsapp-link {
                padding: var(--space-sm);
                border-radius: 50%;
                width: 50px;
                height: 50px;
                display: flex;
                align-items: center;
                justify-content: center;
                background: var(--gradient-whatsapp); /* Green on mobile too */
            }
            
            .whatsapp-link:hover {
                background: linear-gradient(135deg, var(--whatsapp-green-dark) 0%, var(--whatsapp-green) 100%);
            }
            
            /* BIGGER LOGO ON MOBILE */
            .logo-image {
                display: block;
                height: 36px; /* Increased from 32px */
            }
            
            .logo-text {
                font-size: 1rem; /* Increased from 0.9rem */
            }
        }

        @media (min-width: 769px) {
            .mobile-menu-btn {
                display: none;
            }
        }