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

        :root {
            --primary-color: #0d7377;
            --secondary-color: #14a085;
            --accent-color: #50c878;
            --dark-grey: #2d3748;
            --light-grey: #718096;
            --bg-light: #f7fafc;
            --bg-white: #ffffff;
            --text-primary: #2d3748;
            --text-secondary: #4a5568;
            --border-color: #e2e8f0;
            --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
            --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            --gradient-accent: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
            color: var(--text-primary);
            background-color: var(--bg-white);
            font-size: 16px;
            overflow-x: hidden;
        }

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

        /* Header */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            padding: 15px 0;
            transition: all 0.3s ease;
        }

        .header.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: var(--shadow-medium);
        }

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

        .logo {
            display: flex;
            align-items: center;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
        }

        .logo img {
            height: 40px;
            margin-right: 10px;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 30px;
            align-items: center;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-primary);
            font-weight: 500;
            transition: color 0.3s ease;
            position: relative;
        }

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

        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-primary);
            transition: width 0.3s ease;
        }

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

        .cta-button {
            background: var(--gradient-primary);
            color: white;
            padding: 12px 24px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            box-shadow: var(--shadow-light);
        }

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

        /* Mobile Menu */
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            cursor: pointer;
            padding: 5px;
        }

        .mobile-menu-toggle span {
            width: 25px;
            height: 3px;
            background: var(--primary-color);
            margin: 3px 0;
            transition: 0.3s;
            border-radius: 3px;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            padding: 120px 0 80px;
            min-height: 80vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230d7377' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.4;
        }

        .hero p {
            font-size: 1.25rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: white;
            padding: 16px 32px;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-medium);
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-large);
            color: white;
        }

        .btn-secondary {
            background: white;
            color: var(--primary-color);
            padding: 16px 32px;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            border: 2px solid var(--primary-color);
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }

        /* Features Section */
        .features {
            padding: 100px 0;
            background: var(--bg-white);
        }

        .section-header {
            text-align: center;
            max-width: 600px;
            margin: 0 auto 60px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--text-secondary);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin-top: 60px;
        }

        .feature-card {
            background: white;
            padding: 40px 30px;
            border-radius: 16px;
            box-shadow: var(--shadow-light);
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

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

        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-large);
        }

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

        .feature-icon {
            width: 60px;
            height: 60px;
            background: var(--gradient-accent);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: white;
            font-size: 24px;
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 15px;
        }

        .feature-card p {
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Demo Section */
        .demo {
            padding: 100px 0;
            background: var(--bg-light);
        }

        .demo-container {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: var(--shadow-large);
            border: 1px solid var(--border-color);
        }

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

        .demo-iframe {
            width: 100%;
            height: 500px;
            border: none;
            border-radius: 12px;
            box-shadow: var(--shadow-medium);
        }
        /* How it Works */
        .how-it-works {
            padding: 100px 0;
            background: white;
        }

        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin-top: 60px;
        }

        .step {
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 60px;
            height: 60px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
            font-weight: 700;
            margin: 0 auto 20px;
        }

        .step h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 15px;
        }

        .step p {
            color: var(--text-secondary);
            font-size: 1.1rem;
        }

        /* Stats Section */
        .stats {
            padding: 80px 0;
            background: var(--gradient-primary);
            color: white;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
        }

        .stat {
            text-align: center;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 10px;
            display: block;
        }

        .stat-label {
            font-size: 1.1rem;
            opacity: 0.9;
        }

        /* CTA Section */
        .final-cta {
            padding: 100px 0;
            background: var(--bg-light);
            text-align: center;
        }

        .final-cta h2 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
        }

        .final-cta p {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Footer */
        .footer {
            background: var(--dark-grey);
            color: white;
            padding: 60px 0 30px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-section h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 20px;
            color: var(--accent-color);
        }

        .footer-section p,
        .footer-section a {
            color: #a0aec0;
            text-decoration: none;
            line-height: 1.8;
        }

        .footer-section a:hover {
            color: var(--accent-color);
        }

        .footer-bottom {
            border-top: 1px solid #4a5568;
            padding-top: 20px;
            text-align: center;
            color: #a0aec0;
        }

        .social-links {
            display: flex;
            gap: 15px;
            justify-content: center;
            margin-top: 20px;
        }

        .social-links a {
            width: 40px;
            height: 40px;
            background: var(--gradient-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: transform 0.3s ease;
        }

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

        /* Responsive Design */
        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }

            .nav-menu {
                display: none;
            }

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

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

            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .section-header h2 {
                font-size: 2rem;
            }

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

            .demo-container {
                padding: 20px;
            }

            .final-cta h2 {
                font-size: 2rem;
            }
        }

        /* Animations */
        .fade-in-up {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .slide-in-left {
            opacity: 0;
            transform: translateX(-30px);
            transition: all 0.6s ease;
        }

        .slide-in-left.visible {
            opacity: 1;
            transform: translateX(0);
        }

        .slide-in-right {
            opacity: 0;
            transform: translateX(30px);
            transition: all 0.6s ease;
        }

        .slide-in-right.visible {
            opacity: 1;
            transform: translateX(0);
        }
  .side-logo{margin-top:-50px;width:200px;}
  .mobile-menu-toggle{display:none;width:46px;height:46px;border-radius:10px;align-items:center;justify-content:center;cursor:pointer;position:relative}
  .mobile-menu-toggle span{display:block;width:22px;height:2px;background:#333;border-radius:2px;transition:transform .28s,opacity .2s}
  .mobile-menu-toggle span:nth-child(1){transform-origin:left top}
  .mobile-menu-toggle span:nth-child(3){transform-origin:left bottom}
  .mobile-menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(2px,6px)}
  .mobile-menu-toggle.active span:nth-child(2){opacity:0}
  .mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(2px,-6px)}
  .menu-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;z-index:50;}
  .side-menu{position:fixed;top:0;left:0;height:100vh;color:#000;width:320px;max-width:86%;background:#efefef;transform:translateX(-110%);transition:transform .32s cubic-bezier(.2,.9,.25,1);z-index:99999;padding:20px;box-sizing:border-box;display:flex;flex-direction:column;gap:18px;overflow:auto}
  .side-menu .close-btn{align-self:flex-end;padding:8px;border-radius:8px;background:transparent;color:#333;border:0;font-size:18px;cursor:pointer}
  .side-menu .menu-links{display:flex;flex-direction:column;gap:6px;color:#000;margin-top:6px}
  .side-menu .menu-links a{padding:12px;border-radius:8px;color:#333;text-decoration:none;font-weight:600}
  .side-menu .menu-cta{margin-top:auto;display:flex;gap:10px;flex-direction:column}
  .side-menu .menu-cta a{display:block;text-align:center;padding:12px;border-radius:10px;text-decoration:none;font-weight:700}
  .side-menu .menu-cta .primary{background:#0077a3;color:#fff}
  .side-menu .menu-cta .secondary{background:transparent;border:1px solid rgba(0,0,0,0.06);color:#333}
  .mobile-open .menu-overlay{opacity:1;visibility:visible}
  .mobile-open .side-menu{transform:translateX(0)}
  @media (max-width:980px){
    .mobile-menu-toggle{display:flex}
  }
  .fade-in-up.visible,.slide-in-left.visible,.slide-in-right.visible{opacity:1;transform:none}
  .fade-in-up,.slide-in-left,.slide-in-right{opacity:0;transform:translateY(10px);transition:all .6s ease-out}