.elementor-1883 .elementor-element.elementor-element-be56573{--display:flex;}/* Start custom CSS */:root {
            --primary: #1a3a4a;
            --secondary: #4a9bb8;
            --accent: #7ec8e3;
            --night-dark: #0d1b2a;
            --night-mid: #1b3a4b;
            --night-light: #274060;
            --cloud: #f0f5f8;
            --cloud-soft: #e8f4f8;
            --text: #2d3748;
            --text-light: #5a6b7a;
            --white: #ffffff;
            --star: rgba(255, 255, 255, 0.8);
            --gold: #f59e0b;
            --success: #10b981;
            --purple: #8b5cf6;
            --orange: #f97316;
            --rose: #f43f5e;
            --blue: #3b82f6;
            --cyan: #06b6d4;
            --category-color: var(--blue);
        }

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


        /* Article Hero */
        .article-hero {
            background: linear-gradient(135deg, var(--blue) 0%, #60a5fa 100%);
            color: var(--white);
            padding: 80px 0px 120px;
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: 
                radial-gradient(2px 2px at 100px 50px, rgba(255,255,255,0.3), transparent),
                radial-gradient(2px 2px at 300px 100px, rgba(255,255,255,0.2), transparent),
                radial-gradient(1px 1px at 500px 50px, rgba(255,255,255,0.3), transparent),
                radial-gradient(2px 2px at 700px 120px, rgba(255,255,255,0.2), transparent);
            opacity: 0.5;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 80'%3E%3Cpath fill='%23ffffff' d='M0,40 C300,80 600,0 900,40 C1200,80 1350,20 1440,40 L1440,80 L0,80 Z'/%3E%3C/svg%3E") no-repeat bottom center;
            background-size: cover;
        }

        .article-hero-content {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .article-category {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.2);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-bottom: 20px;
            backdrop-filter: blur(10px);
        }

        .article-hero h1 {
            font-size: 2.8rem;
            font-weight: 300;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .article-hero h1 strong {
            font-weight: 600;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 25px;
            font-size: 0.95rem;
            opacity: 0.9;
        }

        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Container */
        .containerX {
            max-width: 980px;
            margin: 0 auto;
            padding: 0;
        }

        /* Article Content */
        .article-content {
            padding: 60px 20px;
        }

        .article-content .containerX {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 50px;
        }

        .article-main {
            min-width: 0;
        }

        .article-sidebar {
            position: sticky;
            top: 30px;
            height: fit-content;
        }

        /* Typography */
        .article-main h2 {
            font-size: 1.8rem;
            color: var(--primary);
            font-weight: 600;
            margin: 50px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--category-color);
        }

        .article-main h2:first-child {
            margin-top: 0;
        }

        .article-main h3 {
            font-size: 1.3rem;
            color: var(--primary);
            font-weight: 600;
            margin: 35px 0 15px;
        }

        .article-main p {
            margin-bottom: 20px;
            color: var(--text);
            line-height: 1.9;
        }

        .article-main a {
            color: var(--secondary);
            text-decoration: none;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s;
        }

        .article-main a:hover {
            border-bottom-color: var(--secondary);
        }

        /* Intro Box */
        .intro-box {
            background: linear-gradient(135deg, var(--cloud) 0%, var(--cloud-soft) 100%);
            border-left: 4px solid var(--category-color);
            padding: 25px 30px;
            border-radius: 0 16px 16px 0;
            margin-bottom: 40px;
            font-size: 1.1rem;
            line-height: 1.8;
        }

        /* Table of Contents */
        .toc {
            background: var(--cloud);
            border-radius: 16px;
            padding: 25px;
            margin-bottom: 30px;
        }

        .toc h4 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .toc ul {
            list-style: none;
        }

        .toc li {
            margin-bottom: 10px;
        }

        .toc a {
            color: var(--text-light);
            text-decoration: none;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }

        .toc a::before {
            content: '→';
            color: var(--secondary);
            font-size: 0.8rem;
        }

        .toc a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }

        /* Pro/Contra Boxes */
        .pro-contra-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin: 30px 0;
        }

        .pro-box, .contra-box {
            padding: 25px;
            border-radius: 16px;
        }

        .pro-box {
            background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(52, 211, 153, 0.1) 100%);
            border: 1px solid rgba(16, 185, 129, 0.3);
        }

        .contra-box {
            background: linear-gradient(135deg, rgba(244, 63, 94, 0.1) 0%, rgba(251, 113, 133, 0.1) 100%);
            border: 1px solid rgba(244, 63, 94, 0.3);
        }

        .pro-box h4, .contra-box h4 {
            font-size: 1rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .pro-box h4 { color: var(--success); }
        .contra-box h4 { color: var(--rose); }

        .pro-box ul, .contra-box ul {
            list-style: none;
        }

        .pro-box li, .contra-box li {
            padding: 8px 0;
            font-size: 0.95rem;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .pro-box li::before {
            content: '✓';
            color: var(--success);
            font-weight: 700;
        }

        .contra-box li::before {
            content: '✗';
            color: var(--rose);
            font-weight: 700;
        }

        /* Info Box */
        .info-box {
            background: var(--cloud);
            border-radius: 16px;
            padding: 25px;
            margin: 30px 0;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .info-box-icon {
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        .info-box-content h4 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .info-box-content p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--text-light);
        }

        /* Comparison Table */
        .comparison-table-wrapper {
            overflow-x: auto;
            margin: 30px 0;
            border-radius: 16px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--white);
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--cloud);
        }

        .comparison-table th {
            background: var(--primary);
            color: var(--white);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .comparison-table tr:hover {
            background: var(--cloud-soft);
        }

        .comparison-table td {
            font-size: 0.95rem;
        }

        /* Affiliate Box */
        .affiliate-box {
            background: linear-gradient(135deg, var(--night-dark) 0%, var(--night-mid) 100%);
            border-radius: 20px;
            padding: 35px;
            margin: 40px 0;
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .affiliate-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: 
                radial-gradient(1px 1px at 50px 30px, rgba(255,255,255,0.15), transparent),
                radial-gradient(1px 1px at 150px 70px, rgba(255,255,255,0.1), transparent);
            opacity: 0.5;
        }

        .affiliate-box-content {
            position: relative;
            z-index: 1;
        }

        .affiliate-label {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            margin-bottom: 15px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .affiliate-box h4 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--white);
        }

        .affiliate-box p {
            opacity: 0.9;
            margin-bottom: 20px;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .affiliate-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--white);
            color: var(--primary);
            padding: 14px 28px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
        }

        .affiliate-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
        }

        /* Sidebar Boxes */
        .sidebar-box {
            background: var(--cloud);
            border-radius: 16px;
            padding: 25px;
            margin-bottom: 25px;
        }

        .sidebar-box h4 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sidebar-box ul {
            list-style: none;
        }

        .sidebar-box li {
            margin-bottom: 12px;
        }

        .sidebar-box a {
            color: var(--text);
            text-decoration: none;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.3s;
        }

        .sidebar-box a:hover {
            color: var(--secondary);
        }

        .sidebar-box a::before {
            content: '→';
            color: var(--secondary);
        }

        /* Quick Facts Sidebar */
        .quick-facts {
            background: linear-gradient(135deg, var(--category-color) 0%, #60a5fa 100%);
            color: var(--white);
        }

        .quick-facts h4 {
            color: var(--white);
        }

        .quick-facts-list {
            list-style: none;
        }

        .quick-facts-list li {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,0.2);
            font-size: 0.9rem;
        }

        .quick-facts-list li:last-child {
            border-bottom: none;
        }

        .quick-facts-list .label {
            opacity: 0.9;
        }

        .quick-facts-list .value {
            font-weight: 600;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
            padding: 80px 20px;
            color: var(--white);
            text-align: center;
            margin-top: 60px;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 300;
            margin-bottom: 15px;
        }

        .cta-section p {
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 30px;
        }

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

        .cta-btn {
            padding: 16px 32px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
        }

        .cta-btn.primary {
            background: var(--white);
            color: var(--primary);
        }

        .cta-btn.primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        .cta-btn.secondary {
            background: rgba(255,255,255,0.15);
            color: var(--white);
            border: 2px solid rgba(255,255,255,0.4);
        }

        /* Related Articles */
        .related-section {
            padding: 80px 20px;
            background: var(--cloud);
        }

        .related-section h2 {
            text-align: center;
            font-size: 2rem;
            color: var(--primary);
            font-weight: 300;
            margin-bottom: 40px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            max-width: 1100px;
            margin: 0 auto;
        }

        .related-card {
            background: var(--white);
            border-radius: 20px;
            overflow: hidden;
            text-decoration: none;
            color: var(--text);
            transition: all 0.3s;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }

        .related-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }

        .related-card-header {
            padding: 25px;
            color: var(--white);
        }

        .related-card-header.federkern { background: linear-gradient(135deg, var(--purple), #a78bfa); }
        .related-card-header.latex { background: linear-gradient(135deg, var(--success), #34d399); }
        .related-card-header.visco { background: linear-gradient(135deg, var(--orange), #fb923c); }
        .related-card-header.gelschaum { background: linear-gradient(135deg, var(--cyan), #22d3ee); }
        .related-card-header.hybrid { background: linear-gradient(135deg, var(--primary), var(--night-light)); }

        .related-card-header .icon {
            font-size: 2rem;
            margin-bottom: 10px;
        }

        .related-card-header h3 {
            font-size: 1.1rem;
            margin: 0;
        }

        .related-card-body {
            padding: 20px 25px;
        }

        .related-card-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .related-card-link {
            color: var(--secondary);
            font-weight: 600;
            font-size: 0.9rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-content .containerX {
                grid-template-columns: 1fr;
            }
            
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .article-hero h1 {
                font-size: 2rem;
            }
            
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            
            .pro-contra-grid {
                grid-template-columns: 1fr;
            }
            
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            
            .related-grid {
                grid-template-columns: 1fr;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
        }/* End custom CSS */