:root {
            --uo-orange: #ff9900;
            --uo-white: #ffffff;
            --uo-black: #000000;
            --uo-dark-gray: #333333;
            --uo-light-gray: #f5f5f5;
            --uo-dark-blue-footer: #003366;
        }
      
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
      
        html {
             scroll-behavior: smooth;
        }
      
        body {
            color: var(--uo-dark-gray);
            line-height: 1.6;
            overflow-x: hidden;
        }
      
        .video-background {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            z-index: -2;
            overflow: hidden;
            background-color: var(--uo-black);
        }

#youtube-player {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%) scale(1.5);
    pointer-events: none;
    z-index: -2;
    /* usunięto display: none */
}

      
        #youtube-player {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 100%;
            height: 100%;
            transform: translate(-50%, -50%) scale(1.5);
            pointer-events: none;
        }
      
	#video-player {
	    position: absolute;
	    top: 50%;
	    left: 50%;
	    width: 100%;
	    height: 100%;
	    transform: translate(-50%, -50%) scale(1.5);
	    pointer-events: none;
	    object-fit: cover; /* Zapewnia, że wideo wypełnia kontener */
	}

        @media (min-aspect-ratio: 16/9) {
          #youtube-player { height: 56.25vw; }
          #video-player { height: 56.25vw; }
	}
        @media (max-aspect-ratio: 16/9) {
          #youtube-player { width: 177.78vh; }
	  #video-player { width: 177.78vh; }
        }
      
        .video-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.6);
            z-index: -1;
        }
      
        header {
            background-color: var(--uo-white);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }
      
        .main-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
            padding: 10px 20px;
            height: 80px;
        }
      
        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
            flex-shrink: 0;
        }
      
        .logo img {
            height: 45px;
            margin-right: 10px;
            max-width: 100%;
        }
      
        .logo-text {
             display: none;
        }
      
        nav {
            display: flex;
            align-items: center;
            flex-grow: 1;
            justify-content: center;
            margin: 0 20px;
        }
      
        nav ul {
            display: flex;
            list-style: none;
            padding: 0;
            margin: 0;
        }
      
        nav ul li {
            margin: 0 15px;
        }
      
        nav ul li a {
            text-decoration: none;
            color: var(--uo-black);
            font-weight: 500;
            font-size: 15px;
            padding: 5px 0;
            position: relative;
            transition: color 0.3s;
            white-space: nowrap;
        }
      
        nav ul li a:hover {
            color: var(--uo-orange);
        }
      
        nav ul li a:after {
             content: '';
             position: absolute;
             bottom: -2px;
             left: 0;
             width: 0;
             height: 2px;
             background-color: var(--uo-orange);
             transition: width 0.3s;
        }
      
        nav ul li a:hover:after {
            width: 100%;
        }
      
        .header-actions {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }
      
        .lang-switch a {
            color: var(--uo-dark-gray);
            margin-right: 15px;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
            display: flex;
            align-items: center;
        }
      
        .lang-switch a img {
            height: 12px;
            margin-right: 4px;
            vertical-align: middle;
        }
      
        .search-btn {
             background: var(--uo-black);
             color: var(--uo-white);
             padding: 8px 15px;
             border-radius: 4px;
             text-decoration: none;
             font-weight: 600;
             font-size: 14px;
             transition: background-color 0.3s, color 0.3s;
             display: inline-flex;
             align-items: center;
             gap: 5px;
        }
      
        .lang-switch a:hover {
            color: var(--uo-orange);
        }
      
        .search-btn:hover {
            background-color: var(--uo-orange);
            color: var(--uo-white);
        }
      
        .search-btn i {
            font-size: 1em;
        }
      
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: var(--uo-black);
            padding: 5px;
             z-index: 110;
        }
      
        .hero {
            position: relative;
            color: var(--uo-white);
            padding: 120px 20px;
            text-align: center;
            min-height: calc(100vh - 80px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
        }
      
        .hero-container {
            max-width: 1000px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
      
        .hero h2 {
            font-size: 48px;
            margin-bottom: 30px;
            font-weight: 700;
            text-shadow: 0 2px 6px rgba(0,0,0,0.5);
        }
      
        .hero p {
            font-size: 20px;
            max-width: 700px;
            margin: 0 auto 40px;
            text-shadow: 0 1px 4px rgba(0,0,0,0.5);
        }
      
        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
      
        .btn {
            display: inline-block;
            padding: 15px 35px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            font-size: 16px;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: 2px solid transparent;
        }
      
        .btn-primary {
            background-color: var(--uo-orange);
            color: var(--uo-black);
            border-color: var(--uo-orange);
            box-shadow: 0 4px 15px rgba(255, 153, 0, 0.3);
        }
      
        .btn-primary:hover {
            background-color: #e68a00;
            border-color: #e68a00;
            color: var(--uo-black);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 153, 0, 0.4);
        }
      
        .btn-secondary {
            background-color: transparent;
            color: var(--uo-white);
            border: 2px solid var(--uo-white);
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }
      
        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--uo-white);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0,0,0,0.2);
        }
      
        .quick-links {
            background-color: var(--uo-white);
            padding: 80px 20px;
        }
      
        .quick-links-container {
            max-width: 1400px;
            margin: 0 auto;
        }
      
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
      
        .section-header h3 {
            color: var(--uo-black);
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 15px;
        }
      
        .section-header p {
            color: var(--uo-dark-gray);
            font-size: 18px;
            max-width: 700px;
            margin: 0 auto;
        }
      
        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
      
        .link-card {
            background-color: var(--uo-white);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: all 0.3s;
            border: 1px solid #eee;
        }
      
        .link-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.12);
        }
      
        .link-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
      
        .link-card-content {
            padding: 30px;
        }
      
        .link-card h4 {
            color: var(--uo-black);
            margin-bottom: 15px;
            font-size: 22px;
        }
      
        .link-card p {
            margin-bottom: 20px;
            font-size: 16px;
            color: var(--uo-dark-gray);
        }
      
        .link-card a {
            display: inline-flex;
            align-items: center;
            color: var(--uo-orange);
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            transition: color 0.3s;
        }
      
        .link-card a:hover {
            color: #e68a00;
        }
      
        .link-card a i {
            margin-left: 10px;
            transition: transform 0.3s;
        }
      
        .link-card a:hover i {
            transform: translateX(5px);
        }
      
        .stats-section {
            background-color: var(--uo-black);
            color: var(--uo-white);
            padding: 80px 20px;
            text-align: center;
        }
      
        .stats-container {
            max-width: 1400px;
            margin: 0 auto;
        }
      
        .stats-section .section-header h3 {
            color: var(--uo-white);
        }
      
        .stats-section .section-header p {
            color: rgba(255, 255, 255, 0.8);
        }
      
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-top: 50px;
        }
      
        .stat-item {
            padding: 20px;
        }
      
        .stat-number {
            font-size: 60px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--uo-orange);
        }
      
        .stat-label {
            font-size: 18px;
            font-weight: 600;
            color: var(--uo-white);
        }
      
        .contact-cta {
            background-color: var(--uo-light-gray);
            padding: 80px 20px;
            text-align: center;
        }
      
        .contact-cta-container {
            max-width: 800px;
            margin: 0 auto;
        }
      
        .contact-cta h3 {
            font-size: 36px;
            color: var(--uo-black);
            margin-bottom: 20px;
        }
      
        .contact-cta p {
            font-size: 18px;
            margin-bottom: 30px;
            color: var(--uo-dark-gray);
        }
      
        .contact-cta .btn-primary {
        }
      
        footer {
            background-color: var(--uo-black);
            color: var(--uo-white);
            padding: 60px 20px 30px;
        }
      
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
        }
      
        .footer-logo img {
            height: 60px;
            margin-bottom: 20px;
            filter: brightness(0) invert(1);
        }
      
        .footer-logo p {
            margin-bottom: 20px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.8);
        }
      
        .social-links {
            display: flex;
            gap: 15px;
        }
      
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: var(--uo-white);
            text-decoration: none;
            transition: all 0.3s;
        }
      
        .social-links a:hover {
            background-color: var(--uo-orange);
            color: var(--uo-black);
            transform: translateY(-3px);
        }
      
        .footer-links h4 {
            color: var(--uo-orange);
            margin-bottom: 20px;
            font-size: 20px;
        }
      
        .footer-links ul {
            list-style: none;
            padding: 0;
        }
      
        .footer-links ul li {
            margin-bottom: 12px;
        }
      
        .footer-links ul li a {
            color: var(--uo-white);
            text-decoration: none;
            transition: color 0.3s;
        }
      
        .footer-links ul li a:hover {
            color: var(--uo-orange);
        }
      
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 50px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }
      
        @media (max-width: 1024px) {
            .main-header {
                position: relative;
                height: auto;
                padding: 15px;
            }
      
            .logo {
            }
      
             nav {
                display: none;
                order: 3;
                width: 100%;
                background-color: var(--uo-white);
                position: absolute;
                top: 100%;
                left: 0;
                box-shadow: 0 5px 10px rgba(0,0,0,0.1);
                padding: 10px 0;
                max-height: calc(100vh - 70px);
                overflow-y: auto;
            }
      
            nav.active {
                display: block;
            }
      
            nav ul {
                flex-direction: column;
                align-items: center;
                width: 100%;
                padding: 0;
            }
      
            nav ul li {
                margin: 0;
                width: 100%;
                text-align: center;
                border-bottom: 1px solid #eee;
            }
             nav ul li:last-child {
                 border-bottom: none;
             }
      
            nav ul li a {
                display: block;
                padding: 15px;
                width: 100%;
                font-size: 16px;
            }
             nav ul li a:after {
                 display: none;
             }
             nav ul li a:hover {
                 background-color: var(--uo-light-gray);
                 color: var(--uo-orange);
             }
      
            .header-actions {
                 margin-left: auto;
            }
      
            .mobile-menu-btn {
                display: block;
                order: 2;
                 margin-left: 15px;
            }
      
            .hero h2 {
                font-size: 36px;
            }
      
            .hero p {
                font-size: 18px;
            }
      
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
      
            .btn {
                width: 80%;
                max-width: 300px;
                margin-bottom: 15px;
            }
             .hero-buttons .btn:last-child {
                 margin-bottom: 0;
             }
        }
      
        @media (max-width: 768px) {
             .header-actions {
                 display: none;
             }
             .mobile-menu-btn {
                 margin-left: auto;
             }
            .hero h2 {
                font-size: 30px;
            }
            .section-header h3 {
                font-size: 30px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 48px;
            }
            .footer-container {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .footer-logo img {
                 margin-left: auto;
                 margin-right: auto;
            }
            .footer-logo p {
                margin-left: auto;
                margin-right: auto;
                max-width: 400px;
            }
            .social-links {
                justify-content: center;
            }
            .footer-links ul {
                 padding-left: 0;
            }
        }
      
        @media (max-width: 576px) {
             .logo img {
                 height: 35px;
             }
            .hero {
                padding: 80px 20px;
                min-height: calc(100vh - 70px);
            }
            .hero h2 {
                font-size: 28px;
            }
            .hero p {
                font-size: 16px;
            }
            .section-header h3 {
                font-size: 28px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
             .links-grid {
                 grid-template-columns: 1fr;
             }
        }
      
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
      
        .fade-in {
            opacity: 1;
        }
        .fade-in.animated {
             animation: none;
        }
      
        .delay-1 { animation-delay: 0s; }
        .delay-2 { animation-delay: 0s; }
        .delay-3 { animation-delay: 0s; }