:root {
            --primary: #006064;
            --primary-dark: #004d40;
            --primary-light: #00838f;
            --accent: #00bcd4;
            --accent-light: #26c6da;
            --glow: #00e5ff;
            --dark: #0d1b2a;
            --dark-light: #1b2b3e;
            --light: #f0f7fa;
            --light-gray: #e0f2f1;
            --gray: #546e7a;
            --gray-light: #78909c;
            --white: #ffffff;
            --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--glow) 100%);
            --gradient-dark: linear-gradient(135deg, var(--dark) 0%, #1a3a5f 100%);
            --bg-gradient: linear-gradient(135deg, #e0f7fa 0%, #c8e6c9 100%);
            --shadow-sm: 0 4px 12px rgba(0, 96, 100, 0.05);
            --shadow-md: 0 8px 30px rgba(0, 96, 100, 0.08);
            --shadow-lg: 0 20px 60px rgba(0, 96, 100, 0.12);
            --shadow-xl: 0 30px 80px rgba(0, 96, 100, 0.15);
            --border-radius: 12px;
            --border-radius-lg: 20px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            overflow-x: hidden;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--white);
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: 'Poppins', sans-serif;
            font-weight: 700;
            line-height: 1.2;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 100px 0;
            position: relative;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 20px 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 96, 100, 0.1);
            transition: var(--transition);
        }

        header.scrolled {
            padding: 15px 0;
            box-shadow: var(--shadow-md);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--dark);
        }

        .logo-icon {
            width: 50px;
            height: 50px;
            background: var(--gradient-primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 800;
            font-size: 1.2rem;
            box-shadow: var(--shadow-md);
        }

        .logo-text {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            gap: 40px;
            list-style: none;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            font-size: 1rem;
            position: relative;
            padding: 8px 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-primary);
            transition: width 0.3s ease;
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .cta-button {
            background: var(--gradient-primary);
            color: white;
            border: none;
            padding: 14px 32px;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

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

        /* Hero Section */
        .hero {
            padding-top: 160px;
            padding-bottom: 120px;
            background: var(--bg-gradient);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 20% 80%, rgba(0, 96, 100, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(0, 188, 212, 0.08) 0%, transparent 50%);
        }

        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-text {
            animation: fadeInUp 0.8s ease;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 96, 100, 0.1);
            color: var(--primary);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .hero-badge i {
            color: var(--accent);
        }

        .hero-text h1 {
            font-size: 3.5rem;
            margin-bottom: 24px;
            color: var(--dark);
        }

        .hero-text .highlight {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text p {
            font-size: 1.2rem;
            color: var(--gray);
            margin-bottom: 40px;
            max-width: 90%;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            padding-top: 40px;
            border-top: 1px solid rgba(0, 96, 100, 0.1);
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }

        .stat-label {
            color: var(--gray);
            font-size: 0.9rem;
            margin-top: 4px;
        }

        /* App Preview Section */
        .app-preview {
            background: var(--white);
        }

        .preview-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .preview-phone {
            position: relative;
            width: 320px;
            height: 640px;
            background: var(--dark);
            border-radius: 40px;
            padding: 20px;
            box-shadow: var(--shadow-xl);
            margin: 0 auto;
        }

        .phone-screen {
            width: 100%;
            height: 100%;
            background: var(--light);
            border-radius: 30px;
            overflow: hidden;
            position: relative;
        }

        .phone-header {
            background: var(--gradient-primary);
            color: white;
            padding: 20px;
            text-align: center;
        }

        .phone-header h3 {
            font-size: 1.2rem;
            margin-bottom: 5px;
        }

        .phone-header p {
            font-size: 0.9rem;
            opacity: 0.9;
        }

        .phone-content {
            padding: 7px;
        }

        .phone-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }

        .phone-stat {
            background: white;
            /* padding: 15px; */
            border-radius: 12px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border-left: 4px solid var(--accent);
        }

        .phone-stat .number {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .phone-stat .label {
            font-size: 0.8rem;
            color: var(--gray);
        }

        .phone-buttons {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }

        .phone-btn {
            background: white;
            padding: 15px;
            border-radius: 12px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 2px solid rgba(0, 96, 100, 0.1);
            transition: var(--transition);
            cursor: pointer;
        }

        .phone-btn:hover {
            transform: translateY(-2px);
            border-color: var(--accent);
        }

        .phone-btn i {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .phone-btn .text {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--dark);
        }

        .phone-reports {
            background: white;
            padding: 20px;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
        }

        .report-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(0, 96, 100, 0.1);
        }

        .report-item:last-child {
            border-bottom: none;
        }

        .report-name {
            font-weight: 600;
            color: var(--dark);
        }

        .report-status {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .preview-features {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .feature-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            background: rgba(0, 96, 100, 0.1);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.5rem;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .feature-item:hover .feature-icon {
            background: var(--gradient-primary);
            color: white;
            transform: scale(1.1);
        }

        .feature-content h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .feature-content p {
            color: var(--gray);
        }

        /* Features Section */
        .features {
            background: var(--light);
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 80px;
        }

        .section-subtitle {
            display: inline-block;
            background: var(--gradient-primary);
            color: white;
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: 3rem;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .section-desc {
            font-size: 1.1rem;
            color: var(--gray);
            line-height: 1.7;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .feature-card {
            background: var(--white);
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 2px solid transparent;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 0;
            background: var(--gradient-primary);
            transition: height 0.4s ease;
        }

        .feature-card:hover::before {
            height: 100%;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(0, 188, 212, 0.2);
        }

        .card-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, rgba(0, 96, 100, 0.1), rgba(0, 188, 212, 0.1));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            color: var(--primary);
            font-size: 1.8rem;
            transition: var(--transition);
        }

        .feature-card:hover .card-icon {
            background: var(--gradient-primary);
            color: white;
        }

        .feature-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .feature-card p {
            color: var(--gray);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .feature-tag {
            display: inline-block;
            background: rgba(0, 188, 212, 0.1);
            color: var(--accent);
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* Testimonials */
        .testimonials {
            background: var(--white);
        }

        .testimonial-slider {
            max-width: 800px;
            margin: 0 auto;
        }

        .testimonial-card {
            background: var(--light);
            padding: 40px;
            border-radius: var(--border-radius);
            text-align: center;
            box-shadow: var(--shadow-md);
        }

        .testimonial-content {
            font-size: 1.2rem;
            color: var(--gray);
            margin-bottom: 30px;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
        }

        .author-avatar {
            width: 60px;
            height: 60px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 1.2rem;
        }

        .author-info h4 {
            color: var(--dark);
            margin-bottom: 5px;
        }

        .author-info p {
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* Platform Section */
        .platform {
            background: var(--gradient-dark);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .platform::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 10% 90%, rgba(0, 96, 100, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 90% 10%, rgba(0, 188, 212, 0.2) 0%, transparent 50%);
        }

        .platform .section-title,
        .platform .section-desc {
            color: white;
        }

        .platform .section-desc {
            opacity: 0.9;
        }

        .platform-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 60px;
        }

        .platform-card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border-radius: var(--border-radius);
            padding: 40px;
            text-align: center;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
        }

        .platform-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-accent);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

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

        .platform-card:hover {
            transform: translateY(-10px);
            background: rgba(255, 255, 255, 0.08);
        }

        .platform-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 25px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: white;
        }

        .platform-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: white;
        }

        .platform-card p {
            opacity: 0.8;
            margin-bottom: 25px;
        }

        /* Onboarding Section */
        .onboarding {
            background: var(--white);
        }

        .onboarding-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: start;
        }

        .onboarding-steps {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .step {
            display: flex;
            gap: 20px;
            padding: 30px;
            background: var(--light);
            border-radius: var(--border-radius);
            transition: var(--transition);
            border-left: 4px solid transparent;
        }

        .step:hover {
            transform: translateX(10px);
            border-left-color: var(--primary);
        }

        .step-number {
            width: 50px;
            height: 50px;
            background: var(--gradient-primary);
            color: white;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        .step-content h4 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .step-content p {
            color: var(--gray);
        }

        .onboarding-form {
            background: var(--light);
            padding: 50px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-xl);
            position: sticky;
            top: 100px;
        }

        .form-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .form-header h3 {
            font-size: 2rem;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .form-header p {
            color: var(--gray);
        }

        .form-group {
            margin-bottom: 25px;
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark);
            font-size: 0.95rem;
        }

        .form-label .required {
            color: var(--accent);
        }

        .form-control {
            width: 100%;
            padding: 16px;
            border: 2px solid var(--light-gray);
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
            background: white;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(0, 96, 100, 0.1);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        textarea.form-control {
            min-height: 120px;
            resize: vertical;
        }

        .form-actions {
            margin-top: 40px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 16px 32px;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            width: 100%;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: white;
            box-shadow: var(--shadow-md);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: white;
            padding-top: 80px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 2fr repeat(3, 1fr);
            gap: 50px;
            margin-bottom: 60px;
        }

        .footer-about .logo {
            margin-bottom: 20px;
            color: white;
        }

        .footer-about p {
            opacity: 0.8;
            margin-bottom: 25px;
            line-height: 1.7;
        }

        .footer-column h3 {
            font-size: 1.2rem;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--gradient-primary);
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }

        .social-links a {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--gradient-primary);
            transform: translateY(-3px);
        }

        .footer-bottom {
            padding: 25px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
        }

        /* Animations */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-20px);
            }
        }

        @keyframes glow {
            0%, 100% {
                box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
            }
            50% {
                box-shadow: 0 0 40px rgba(0, 229, 255, 0.5);
            }
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .hero-content,
            .preview-container,
            .onboarding-container {
                grid-template-columns: 1fr;
                gap: 60px;
            }

            .hero-text h1 {
                font-size: 3rem;
            }

            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }

            .preview-phone {
                margin: 0 auto;
            }
        }

        @media (max-width: 768px) {
            section {
                padding: 80px 0;
            }

            .nav-links {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 30px;
                box-shadow: var(--shadow-lg);
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                gap: 20px;
                z-index: 999;
            }

            .nav-links.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .mobile-menu {
                display: block;
            }

            .hero {
                padding-top: 140px;
                padding-bottom: 80px;
            }

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

            .hero-stats {
                flex-direction: column;
                gap: 30px;
            }

            .section-title {
                font-size: 2.2rem;
            }

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

            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .onboarding-form {
                padding: 30px;
            }

            .preview-phone {
                width: 280px;
                height: 560px;
            }
        }

        @media (max-width: 576px) {
            .hero-text h1 {
                font-size: 2rem;
            }

            .section-title {
                font-size: 1.8rem;
            }

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

            .footer-content {
                grid-template-columns: 1fr;
            }

            .feature-card,
            .platform-card {
                padding: 30px;
            }

            .step {
                padding: 20px;
            }

            .preview-phone {
                width: 250px;
                height: 500px;
            }
        }