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

        body {
            font-family: 'Georgia', 'Times New Roman', serif;
            line-height: 1.6;
            color: #2c3e50;
            background-color: #ffffff;
        }

        /* Header */
        header {
            background-color: #1a1a1a;
            color: #ffffff;
            padding: 2rem 0;
            text-align: center;
        }

        .logo {
            font-size: 2.5rem;
            font-weight: 300;
            letter-spacing: 0.15em;
            margin-bottom: 0.5rem;
        }

        .tagline {
            font-size: 1rem;
            font-weight: 300;
            opacity: 0.9;
            font-style: italic;
        }
		
		

        /* Container */
        .container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 2rem;
        }
		
		
		/* Hero Section */
        .hero-section {
            padding: 4rem 0 3rem;
            text-align: center;

        }

        .hero-section h1 {
            font-size: 2.5rem;
            font-weight: 400;
            margin-bottom: 1rem;
            color: #1a1a1a;
        }
		
        /* Hero Section2 */
        .hero2-section {
            padding: 1rem 0 1rem;
            text-align: center;
        }

        .hero2-section h1 {
            font-size: 2.5rem;
            font-weight: 400;
            margin-bottom: 1rem;
            color: #1a1a1a;
        }		

        /* Content Sections */
        .content-section {
            padding: 3rem 0;
            border-bottom: 1px solid #e0e0e0;
        }

        .content-section:last-of-type {
            border-bottom: none;
        }
		/*   border-bottom: 1px solid #e0e0e0; */ 
		
		
        .content-section h2 {
            font-size: 1.8rem;
            font-weight: 400;
            margin-bottom: 1.5rem;
            color: #1a1a1a;
        }

        .content-text {
            font-size: 1.05rem;
            line-height: 1.6;
            color: #4a4a4a;
            margin-bottom: 1.5rem;
			text-align: justify;
			text-justify: inter-word;
        }

        .intro-quote {
            background-color: #f8f8f8;
            padding: 1.5rem;
            border-left: 3px solid #1a1a1a;
            font-style: italic;
            color: #4a4a4a;
            margin: 2rem 0;
            line-height: 1.8;
        }
		

        /* Welcome Section */
        .welcome-section {
            padding: 4rem 0;
            border-bottom: 1px solid #e0e0e0;
        }

        .welcome-section h1 {
            font-size: 2rem;
            font-weight: 400;
            margin-bottom: 1.5rem;
            color: #1a1a1a;
        }

        .welcome-text {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #4a4a4a;
            margin-bottom: 1rem;
			text-align: justify;
        }

        /* Series Section */
        .series-section {
            padding: 4rem 0;
        }

        .series-section h2 {
            font-size: 1.8rem;
            font-weight: 400;
            margin-bottom: 2rem;
            color: #1a1a1a;
            
			text-align: justify;
        }

        .series-description {
            font-size: 1.05rem;
            line-height: 1.8;
            color: #4a4a4a;
            margin-bottom: 2rem;
			text-align: justify;
        }

        .workbooks-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-top: 3rem;
        }

        .workbook-card {
            padding: 1.5rem;
            background-color: #f8f8f8;
            border-left: 3px solid #1a1a1a;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .workbook-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }

        .workbook-number {
            font-size: 0.9rem;
            color: #888;
            margin-bottom: 0.5rem;
        }

        .workbook-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: #1a1a1a;
            margin-bottom: 0.5rem;
        }

        .workbook-subtitle {
            font-size: 0.95rem;
            color: #666;
            font-style: italic;
        }


       /* Contact Section */
        .contact-section {
            text-align: center;
            padding: 3rem 0;
            background-color: #f8f8f8;
        }

        .contact-label {
            font-size: 1.1rem;
            color: #1a1a1a;
            margin-bottom: 1rem;
            font-weight: 400;
        }

        .contact-email {
            font-size: 1.3rem;
            color: #1a1a1a;
            text-decoration: none;
            border-bottom: 2px solid #1a1a1a;
            padding-bottom: 0.2rem;
            transition: opacity 0.3s ease;
        }

        .contact-email:hover {
            opacity: 0.7;
        }


        /* CTA Button */
        .cta-section {
            text-align: center;
            padding: 3rem 0;
        }

        .cta-button {
            display: inline-block;
            padding: 1rem 3rem;
            background-color: #1a1a1a;
            color: #ffffff;
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: 400;
            letter-spacing: 0.05em;
            transition: background-color 0.3s ease, transform 0.2s ease;
            border: none;
            cursor: pointer;
        }

        .cta-button:hover {
            background-color: #777777;
            transform: translateY(-2px);
        }




       /* CTA1 Button */
        .cta1-section {
            text-align: center;
            padding: 3rem 0;
        }

        .cta1-button {
            display: inline-block;
            padding: 1rem 3rem;
            background-color: #888888;
            color: #ffffff;
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: 400;
            letter-spacing: 0.05em;
            transition: background-color 0.3s ease, transform 0.2s ease;
            border: none;
            cursor: pointer;
        }

        .cta1-button:hover {
            background-color: #333333;
            transform: translateY(-2px);
        }
		
		
		
		/* CTA2 Button */
        .cta2-section {
            text-align: center;
            padding: 2rem 0;
        }

        .cta2-button {
            display: inline-block;
            padding: 1rem 2rem;
            background-color: #ffffff;
            color: #1a1a1a;
            text-decoration: none;
            font-size: 1.2rem;
            font-weight: 400;
            
            transition: background-color 0.3s ease, transform 0.2s ease;
            border: none;
            cursor: pointer;
        }

        .cta2-button:hover {
            background-color: #333333;
			color: #ffffff;
            transform: translateY(-2px);
        }
		
		
		/* CTA3 Button */
        .cta3-section {
            text-align: center;
            padding: 2rem 0;
        }

        .cta3-button {
            display: inline-block;
            padding: 1rem 2rem;
            background-color: #000fff;
            color: #ffffff;
            text-decoration: none;
            font-size: 1.2rem;
            font-weight: 400;
            
            transition: background-color 0.3s ease, transform 0.2s ease;
            border: none;
            cursor: pointer;
        }

        .cta3-button:hover {
            background-color: #bbbeee;
			color: #000fff;
            transform: translateY(-2px);
        }		
		
		
		
		
		/* Hero Enhancements for Conversion */
		.hero-subtext {
			font-size: 1.15rem;
			line-height: 1.7;
			color: #4a4a4a;
			margin: 1.5rem auto 2rem;
			max-width: 800px;
		}

		.hero-cta {
			margin-top: 2.5rem;
		}

		.cta-subtext {
			font-size: 0.95rem;
			color: #666;
			margin-top: 1rem;
			font-style: italic;
		}

		/* Value Boxes */
		.value-boxes {
			display: grid;
			grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
			gap: 2rem;
			margin-top: 2.5rem;
		}

		.value-box {
			padding: 2rem;
			background-color: #f8f8f8;
			border-left: 3px solid #1a1a1a;
		}

		.value-box h3 {
			font-size: 1.2rem;
			font-weight: 600;
			color: #1a1a1a;
			margin-bottom: 1rem;
		}

		.value-box p {
			font-size: 1rem;
			line-height: 1.6;
			color: #4a4a4a;
		}




		/* Responsive adjustments for value boxes */
		@media (max-width: 768px) {
			.value-boxes {
				grid-template-columns: 1fr;
			}
			
			.hero-subtext {
				font-size: 1.05rem;
			}
		}
		
		
		

        /* Footer */
        footer {
            background-color: #1a1a1a;
            color: #ffffff;
            padding: 2rem 0;
            margin-top: 4rem;
			align-items: center;
        }

        .footer-content {
            display: flex;
			text-align: justify;
            justify-content: space-evenly;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-links {
            display: flex;
            gap: 2rem;
        }

        .footer-links a {
            color: #ffffff;
            text-decoration: none;
            font-size: 0.95rem;
            opacity: 0.8;
            transition: opacity 0.3s ease;
        }

        .footer-links a:hover {
            opacity: 1;
            text-decoration: underline;
        }

        .copyright {
            font-size: 0.9rem;
            opacity: 0.5;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .logo {
                font-size: 2rem;
            }

            .welcome-section h1 {
                font-size: 1.6rem;
            }

            .series-section h2 {
                font-size: 1.5rem;
            }

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

            .footer-content {
                flex-direction: column;
                text-align: center;
            }

            .footer-links {
                flex-direction: column;
                gap: 1rem;
            }
        }
		
		
		       /* --- STYLE SPECYFICZNE DLA LANDING PAGE --- */
        
        /* Ukrycie standardowego menu i stopki */
/*         header { text-align: center; padding: 20px 0; border-bottom: 1px solid #eee; }  */
/*         .logo { font-size: 24px; font-weight: bold; color: #333; letter-spacing: 2px; }  */
        
        /* Sekcja HERO */
        .hero-lp {
            text-align: center;
            padding: 60px 20px;
             background-color: #f8f8f8;
            border-bottom: 1px solid #ddd;
        }
        .hero-lp h1 { font-size: 1.8em; color: #2c3e50; margin-bottom: 15px; }
        .hero-lp p.subhead { font-size: 1.2em; color: #555; max-width: 700px; margin: 0 auto 30px auto; line-height: 1.6; }

        /* Sekcja PROBLEMU */
        .problem-section {
            background-color: #fff;
            padding: 50px 20px;
            text-align: center;
        }
        .problem-box {
            max-width: 800px;
            margin: 0 auto;
            border-left: 4px solid #e74c3c;
            padding-left: 20px;
            text-align: left;
            background: #fff5f5;
            padding: 20px;
        }

        /* Sekcja O AUTORACH */
        .authors-section {
            background-color: #f9f9f9;
            padding: 50px 20px;
        }
        .authors-grid {
            display: flex;
            gap: 30px;
            max-width: 900px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .author-col { flex: 1; min-width: 300px; }
        .author-col h3 { color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px; display: inline-block; }

        /* Sekcja VISUAL PROOF (Screeny) */
        .visual-proof {
            text-align: center;
            margin: 40px 0;
        }
        .visual-grid {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .visual-item {
            width: 200px;
            height: 150px;
            background: #eee;
            border: 1px solid #ddd;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #888;
            font-size: 0.8em;
        }
        
        /* AKORDEON (Bagażnik) */
        .accordion {
            max-width: 800px;
            margin: 20px auto;
        }
        .accordion-item {
            border: 1px solid #ddd;
            margin-bottom: 10px;
            border-radius: 5px;
            overflow: hidden;
            background: white;
        }
        .accordion-header {
            background: #fff;
            padding: 15px 20px;
            cursor: pointer;
            font-weight: bold;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background 0.3s;
        }
        .accordion-header:hover { background: #f0f0f0; }
        .accordion-header::after { content: '+'; font-size: 20px; color: #777; }
        .accordion-header.active::after { content: '-'; }
        .accordion-content {
            display: none;
            padding: 20px;
            background: #fafafa;
            border-top: 1px solid #ddd;
            font-size: 0.95em;
            line-height: 1.4;
			text-align: justify;
        }

        /* Sekcja CENNIKA (Shadow Offer) */
        .pricing-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 25px;
            justify-content: center;
            margin-top: 20px;
            margin-bottom: 30px;
        }
        .pricing-card {
            flex: 1;
            min-width: 300px;
            max-width: 450px;
            background: #fff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            display: flex;
            flex-direction: column;
            position: relative;
            border: 1px solid #eee;
        }
        .pricing-card.featured {
            border: 2px solid #e74c3c;
            transform: scale(1.02);
            z-index: 2;
        }
        .pricing-card.featured::before {
            content: "NAJLEPSZA WARTOŚĆ";
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: #e74c3c;
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: bold;
            letter-spacing: 1px;
        }
        .pricing-header h3 { margin-top: 0; color: #333; font-size: 22px; text-align: center; }
        .pricing-price { text-align: center; margin: 20px 0; }
        .price-old { text-decoration: line-through; color: #999; font-size: 16px; display: block; }
        .price-current { font-size: 36px; font-weight: bold; color: #333; display: block; }
        .pricing-features { list-style: none; padding: 0; margin: 0 0 25px 0; flex-grow: 1; }
        .pricing-features li { padding: 10px 0; border-bottom: 1px solid #f0f0f0; text-align: center; color: #555; }
        .pricing-features li strong { color: #333; }
        .trigger-text { text-align: center; font-size: 12px; color: #777; margin-top: 10px; }

        /* GWARANCJA / ZAUFANIE */
        .trust-box {
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
            font-size: 0.9em;
            color: #666;
            border-top: 1px solid #eee;
            padding-top: 20px;
        }

        /* STOPKA AKORDEONOWA */
        .footer-accordion { max-width: 600px; margin: 50px auto 20px auto; border-top: 1px solid #eee; }
        .footer-header { padding: 15px; text-align: center; cursor: pointer; color: #777; font-size: 0.9em; user-select: none; }
        .footer-content { display: none; padding: 20px; text-align: justify; font-size: 0.8em; color: #888; }
        
        /* Responsywność */
        @media (max-width: 768px) {
            .pricing-card.featured { transform: none; margin-top: 20px; }
            .hero-lp h1 { font-size: 1.8em; }
            .authors-grid { flex-direction: column; gap: 40px; }
        }
		
		
		
		
		
		
		
		
        /* Hamburger Menu Styles */
        .hamburger-menu {
            position: fixed;
            top: 20px;
            left: 20px;
            z-index: 1000;
            width: 50px;
            height: 50px;
            background-color: #1a1a1a;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 6px;
            padding: 10px;
            transition: background-color 0.3s ease;
            box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }

        .hamburger-menu:hover {
            background-color: #333333;
        }

        .hamburger-menu span {
            display: block;
            width: 30px;
            height: 3px;
            background-color: #ffffff;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        /* Menu Overlay */
        .menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.8);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }

        .menu-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* Menu Navigation */
        .menu-nav {
            position: fixed;
            top: 0;
            left: -350px;
            width: 350px;
            height: 100%;
            background-color: #1a1a1a;
            padding: 1.4rem;
            transition: left 0.3s ease;
            overflow-y: auto;
        }

        .menu-overlay.active .menu-nav {
            left: 0;
        }

        .menu-close {
            position: absolute;
            top: 20px;
            right: 20px;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 3rem;
            cursor: pointer;
            line-height: 1;
            padding: 0;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color 0.3s ease;
        }

        .menu-close:hover {
            color: #cccccc;
        }

        .menu-list {
            list-style: none;
            margin-top: 4rem;
        }

        .menu-list li {
            margin-bottom: 1.0rem;
        }

        .menu-list a {
            color: #ffffff;
            text-decoration: none;
            font-size: 1.0rem;
            font-weight: 300;
            transition: color 0.3s ease, padding-left 0.3s ease;
            display: block;
            padding: 0.5rem 0;
        }

        .menu-list a:hover {
            color: #cccccc;
            padding-left: 10px;
        }

        /* Responsive adjustments for menu */
        @media (max-width: 768px) {
            .hamburger-menu {
                width: 45px;
                height: 45px;
                top: 15px;
                left: 15px;
            }

            .hamburger-menu span {
                width: 25px;
            }

            .menu-nav {
                width: 280px;
                left: -280px;
            }

            .menu-list a {
                font-size: 1.1rem;
            }
        }