:root {
            --primary: #003366;
            --primary-light: #335c80;
            --primary-dark: #002244;
            --secondary: #0073b1;
            --secondary-light: #3399d6;
            --secondary-dark: #005080;
            --accent: #f5a623;
            --accent-light: #f8c471;
            --accent-dark: #b87300;
            --background: #f9f9f9;
            --text: #222222;
            --text-secondary: #555555;
            --white: #ffffff;
        }

        body {
            font-family: 'Roboto', sans-serif;
            background-color: var(--white);
            color: var(--text);
            line-height: 1.7;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            color: var(--primary);
        }

        .section-padding {
            padding: 80px 0;
        }

        .bg-light-custom {
            background-color: var(--background);
        }

        .bg-dark-custom {
            background-color: var(--primary-dark);
            color: var(--white);
        }
        
        .bg-primary-custom {
            background-color: var(--primary);
            color: var(--white);
        }

        .navbar {
            background-color: var(--white);
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease-in-out;
        }

        .navbar-brand {
            font-weight: 700;
            color: var(--primary) !important;
            font-size: 1.5rem;
        }
        
        .navbar .nav-link {
            color: var(--primary-light) !important;
            font-weight: 600;
            transition: color 0.3s;
            margin: 0 0.5rem;
        }

        .navbar .nav-link:hover, .navbar .nav-link.active {
            color: var(--secondary) !important;
        }

        .btn-primary {
            background-color: var(--primary);
            border-color: var(--primary);
            font-weight: 600;
            padding: 12px 30px;
            transition: all 0.3s;
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
        }
        
        .btn-secondary {
            background-color: var(--secondary);
            border-color: var(--secondary);
            font-weight: 600;
            padding: 12px 30px;
            transition: all 0.3s;
        }
        
        .btn-secondary:hover {
            background-color: var(--secondary-dark);
            border-color: var(--secondary-dark);
            transform: translateY(-2px);
        }

        .btn-accent {
            background-color: var(--accent);
            border-color: var(--accent);
            color: var(--white);
            font-weight: 600;
            padding: 12px 30px;
            transition: all 0.3s;
        }
        
        .btn-accent:hover {
            background-color: var(--accent-dark);
            border-color: var(--accent-dark);
            transform: translateY(-2px);
            color: var(--white);
        }


        #hero-intro {
            background: linear-gradient(rgba(0, 51, 102, 0.8), rgba(0, 51, 102, 0.8)), url('images/hero-bg-istanbul-konferans.jpeg') no-repeat center center;
            background-size: cover;
            color: var(--white);
            padding: 150px 0;
            min-height: 80vh;
            display: flex;
            align-items: center;
        }
        
        #hero-intro h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 1rem;
        }

        #hero-intro p {
            font-size: 1.25rem;
            max-width: 700px;
            margin: 0 auto 2rem auto;
            color: rgba(255, 255, 255, 0.9);
        }
        
        .section-title {
            margin-bottom: 50px;
            text-align: center;
        }

        .section-title h2 {
            font-size: 2.5rem;
            position: relative;
            display: inline-block;
            padding-bottom: 10px;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 70px;
            height: 4px;
            background-color: var(--accent);
            border-radius: 2px;
        }

        .section-title p {
            color: var(--text-secondary);
            max-width: 700px;
            margin: 1rem auto 0 auto;
        }
        
        .service-card {
            background: var(--white);
            border: 1px solid #e9ecef;
            border-radius: 8px;
            padding: 30px;
            text-align: center;
            transition: all 0.3s ease;
            height: 100%;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 25px rgba(0,51,102,0.1);
        }
        
        .service-card .service-icon {
            font-size: 3rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.3rem;
            color: var(--primary-dark);
            margin-bottom: 15px;
        }
        
        .service-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        #katilimci-yorumlari-basari-hikayeleri .testimonial-card {
            background: var(--primary);
            color: var(--white);
            padding: 30px;
            border-radius: 8px;
            text-align: center;
        }
        
        #katilimci-yorumlari-basari-hikayeleri .testimonial-quote {
            font-size: 1.1rem;
            font-style: italic;
            margin-bottom: 20px;
        }

        #katilimci-yorumlari-basari-hikayeleri .testimonial-author {
            font-weight: 700;
            font-family: 'Montserrat', sans-serif;
            color: var(--accent-light);
        }

        #katilimci-yorumlari-basari-hikayeleri .testimonial-author span {
            display: block;
            font-weight: 400;
            font-family: 'Roboto', sans-serif;
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
        }
        
        .contact-form {
            background: var(--white);
            padding: 40px;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .contact-info-item {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .contact-info-item .icon {
            font-size: 1.5rem;
            color: var(--secondary);
            margin-right: 20px;
            width: 50px;
            height: 50px;
            line-height: 50px;
            text-align: center;
            background: rgba(0, 115, 177, 0.1);
            border-radius: 50%;
        }

        .contact-info-item p {
            margin-bottom: 0;
            color: var(--text-secondary);
        }
        
        .map-container {
            border-radius: 8px;
            overflow: hidden;
            height: 300px;
        }
        
        .footer {
            padding: 40px 0;
        }
        
        .footer a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer a:hover {
            color: var(--white);
        }
        
        .cookie-banner {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary-dark);
            color: var(--white);
            padding: 15px;
            z-index: 1050;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
        }

        .cookie-banner p {
            margin: 0;
            font-size: 0.9rem;
        }

        .cookie-banner a {
            color: var(--accent-light);
            text-decoration: underline;
        }
        
        @media (max-width: 991.98px) {
            #hero-intro {
                text-align: center;
                padding: 100px 0;
                min-height: auto;
            }
            #hero-intro h1 {
                font-size: 2.5rem;
            }
            .section-padding {
                padding: 60px 0;
            }
            .navbar-nav {
                text-align: center;
                margin-top: 1rem;
            }
        }