:root {
            --primary: #0EA5E9;
            --secondary: #475569;
            --accent: #7C3AED;
            --light: #f8fafc;
            --dark: #0f172a;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: var(--light);
            margin-top: 80px;
        }
        
        /* Header */
        header {
            background: white;
            padding: 0 1rem 0 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: all 0.3s;
        }
        
        header.scrolled {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 15px rgba(0,0,0,0.1);
        }
        
        .logo img {
            height: 40px;
        }
        
        .nav-menu a {
            color: #64748b;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
            padding: 0.5rem 0;
        }
        
        .nav-menu a:hover {
            color: var(--primary);
        }
        
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s;
        }
        
        .nav-menu a:hover::after {
            width: 100%;
        }
        
        .btn-login {
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 6px;
            transition: all 0.3s;
        }
        
        .btn-signup {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: white;
            text-decoration: none;
            padding: 10px 20px;
            border-radius: 6px;
            font-weight: 500;
            transition: all 0.3s;
            border: none;
        }
        
        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
        }
        
        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #0EA5E9 0%, #475569 100%);
            color: white;
            padding: 5rem 0;
            margin-bottom: 1rem;
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://placehold.co/800x500/0EA5E9/white?text=Social+Media+Dashboard') center/cover no-repeat;
            opacity: 0.2;
        }
        
        .hero h1 {
            font-weight: 700;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        
        .hero p.subtitle {
            font-size: 1.25rem;
            max-width: 700px;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        
        .hero-cta {
            display: flex;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        
        .btn-primary {
            background: white;
            color: var(--primary);
            border-radius: 8px;
            padding: 12px 24px;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
        }
        
        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
            border-radius: 8px;
            padding: 12px 24px;
            font-weight: 600;
            transition: all 0.3s;
        }
        
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }
        
        /* Industries Section */
        .industries {
            padding: 2rem 0;
            background: white;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 1rem;
        }
        
        .section-header h2 {
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
        }
        
        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--primary);
            border-radius: 2px;
        }
        
        .section-header p {
            color: #64748b;
            max-width: 700px;
            margin: 0 auto;
        }
        
        .industry-card {
            background: var(--light);
            border-radius: 12px;
            padding: 2rem;
            text-align: center;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
            height: 100%;
        }
        
        .industry-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 20px rgba(0,0,0,0.1);
        }
        
        .industry-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            color: #000;
        }
        
        .industry-card h3 {
            color: var(--dark);
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        /* Services Section */
        .services {
            padding: 2rem 0;
            background: #f1f9fe;
        }
        
        .service-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            text-align: center;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
            height: 100%;
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.1);
        }
        
        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            color: #000;
        }
        
        .service-card h3 {
            color: var(--dark);
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        /* Stats Section */
        .stats {
            padding: 0rem 0;
            background: white;
        }
        
        .stat-item {
            text-align: center;
            padding: 1rem;
        }
        
        .stat-item h3 {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 0.5rem;
            font-weight: 700;
        }
        
        /* CTA Section */
        .cta-section {
            padding: 1rem 0;
            background: linear-gradient(135deg, #0EA5E9 0%, #475569 100%);
            color: white;
            text-align: center;
            border-radius: 0px;
            margin: 0rem 0;
        }
        
        .cta-section h2 {
            font-weight: 700;
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .cta-section p {
            max-width: 700px;
            margin: 0 auto 2rem;
            font-size: 1.1rem;
            opacity: 0.9;
        }
        
        /* Footer */
        footer {
            background: var(--dark);
            color: white;
            padding: 2rem 0 2rem;
            margin-top: 0rem;
        }
        
        .footer-section h4 {
            color: var(--primary);
            margin-bottom: 1.5rem;
            font-weight: 600;
        }
        
        .footer-section a {
            color: #94a3b8;
            text-decoration: none;
            display: block;
            margin-bottom: 0.75rem;
            transition: color 0.3s;
        }
        
        .footer-section a:hover {
            color: white;
            padding-left: 5px;
        }
        
        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 2rem;
            margin-top: 2rem;
            color: #64748b;
            font-size: 0.9rem;
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero-cta {
                flex-direction: column;
                align-items: center;
            }
            
            .btn-primary, .btn-secondary {
                width: 100%;
                max-width: 300px;
            }
        }