*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:"Cairo",system-ui,-apple-system,sans-serif;background-color:#f8fafc;color:#0f172a;line-height:1.5;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{border:none;background:none;cursor:pointer;font-family:"Cairo",sans-serif}.navbar{background-color:#ffffff;box-shadow:0 4px 20px -2px rgba(0,0,0,0.08);position:sticky;top:0;z-index:50}.nav-container{max-width:1280px;margin:0 auto;padding:10px 24px;display:flex;justify-content:space-between;align-items:center}.logo-container{display:flex;flex-direction:column;align-items:center;gap:2px;transition:transform 0.3s ease}.logo-container:hover{transform:translateY(-2px)}.logo-icon{width:40px;height:40px;color:#1e3a8a;transition:color 0.3s ease,transform 0.3s ease}.logo-container:hover .logo-icon{color:#2563eb;transform:scale(1.08)}.logo-text{font-size:1.45rem;font-weight:900;color:#1e3a8a;letter-spacing:-0.5px;line-height:1.2;white-space:nowrap;transition:color 0.3s ease}.logo-container:hover .logo-text{color:#2563eb}.nav-links{display:flex;align-items:center;gap:28px;font-weight:700;font-size:1.05rem;color:#1e293b}.nav-link{position:relative;padding:6px 0;transition:color 0.25s ease}.nav-link::after{content:"";position:absolute;bottom:-2px;right:0;width:0%;height:3px;background-color:#2563eb;border-radius:4px;transition:width 0.3s ease}.nav-link:hover{color:#2563eb}.nav-link:hover::after{width:100%}.dropdown{position:relative;padding:10px 0}.dropdown-btn{position:relative;display:flex;align-items:center;gap:6px;font-weight:700;font-size:1.05rem;color:#1e293b;padding:6px 0;transition:color 0.25s ease}.dropdown-btn::after{content:"";position:absolute;bottom:-2px;right:0;width:0%;height:3px;background-color:#2563eb;border-radius:4px;transition:width 0.3s ease}.dropdown:hover .dropdown-btn{color:#2563eb}.dropdown:hover .dropdown-btn::after{width:100%}.dropdown-icon{width:18px;height:18px;transition:transform 0.3s ease}.dropdown:hover .dropdown-icon{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:100%;right:0;width:230px;background-color:#ffffff;box-shadow:0 12px 30px -5px rgba(0,0,0,0.15);border-radius:12px;padding:10px;border:1px solid #e2e8f0;opacity:0;visibility:hidden;transform:translateY(10px);transition:all 0.25s ease;z-index:100}.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item{display:block;padding:10px 14px;font-size:0.95rem;font-weight:700;color:#334155;border-radius:8px;transition:all 0.2s ease}.dropdown-item:hover{background-color:#eff6ff;color:#2563eb;transform:translateX(-4px)}.btn-hotline{display:inline-block;background:linear-gradient(135deg,#1e3a8a,#2563eb);color:#ffffff;padding:10px 22px;border-radius:10px;font-weight:800;font-size:0.95rem;box-shadow:0 4px 14px rgba(37,99,235,0.3);transition:all 0.3s ease}.btn-hotline:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,0.45);background:linear-gradient(135deg,#1d4ed8,#1e3a8a)}.hamburger-btn{display:none;color:#1e293b;padding:8px;border-radius:8px;transition:background-color 0.2s ease,color 0.2s ease}.hamburger-btn:hover{background-color:#f1f5f9;color:#2563eb}.hamburger-btn svg{width:28px;height:28px}.mobile-menu{display:none;background-color:#ffffff;border-top:1px solid #f1f5f9;padding:14px 20px 20px;font-weight:700;font-size:1rem;color:#1e293b}.mobile-dropdown-menu{display:none;padding-right:12px;background-color:#f8fafc;border-radius:8px;padding-top:6px;padding-bottom:6px;margin:6px 0}.mobile-menu.active,.mobile-dropdown-menu.active{display:block !important}.mobile-link{display:block;padding:10px 12px;border-radius:8px;transition:all 0.2s ease}.mobile-link:hover{background-color:#eff6ff;color:#2563eb;padding-right:18px}.mobile-dropdown-btn{width:100%;text-align:right;display:flex;justify-content:space-between;align-items:center;padding:10px 12px;color:#1e293b;font-weight:700;font-size:1rem;border-radius:8px;transition:all 0.2s ease}.mobile-dropdown-btn:hover{background-color:#eff6ff;color:#2563eb}.mobile-sublink{display:block;padding:8px 12px;font-size:0.9rem;color:#475569;border-radius:6px;transition:all 0.2s ease}.mobile-sublink:hover{background-color:#e2e8f0;color:#1e3a8a;padding-right:16px}.btn-hotline-mobile{display:block;text-align:center;background:linear-gradient(135deg,#1e3a8a,#2563eb);color:#ffffff;padding:12px 16px;border-radius:10px;font-weight:800;font-size:1rem;margin-top:14px}.rotate-180{transform:rotate(180deg);transition:transform 0.3s ease}@media (max-width:992px){.nav-links,.btn-hotline{display:none !important}.hamburger-btn{display:block !important}}.container{width:92%;max-width:1200px;margin:0 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p{font-size:0.88rem;color:#555555;margin-bottom:15px}.hotline-btn{display:block;background-color:#4a0000;color:#ffffff;padding:8px 0;border-radius:5px;text-decoration:none;font-weight:bold}.hotline-btn:hover{background-color:#8b0000}.brand-page-master{padding:30px 0}.brand-overview-card,.test-mode-card,.detailed-errors-section,.symptoms-section,.tips-card,.faq-section{background:#ffffff;border-radius:8px;padding:25px;margin-bottom:25px;box-shadow:0 2px 8px rgba(0,0,0,0.06);border:1px solid #e2e8f0}.overview-header h2,.test-mode-card h3,.detailed-errors-section h3,.symptoms-section h3,.tips-card h3,.faq-section h3{color:#8b0000;font-size:1.3rem;margin-bottom:15px;border-bottom:2px solid #d32f2f;padding-bottom:8px}.overview-body p{font-size:0.95rem;margin-bottom:15px;text-align:justify}.overview-body h3{color:#4a0000;font-size:1.1rem;margin:20px 0 10px}.tech-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:15px;margin-top:15px}.tech-item{background-color:#fdf2f2;padding:15px;border-right:4px solid #d32f2f;border-radius:4px;border-top:1px solid #f8d7da;border-bottom:1px solid #f8d7da;border-left:1px solid #f8d7da}.tech-item h4{color:#8b0000;font-size:0.95rem;margin-bottom:6px}.tech-item p{font-size:0.88rem;color:#555555;margin-bottom:0}.steps-list{padding-right:20px}.steps-list li{margin-bottom:10px;font-size:0.95rem}.search-filter-box{margin-bottom:15px}.search-filter-box input{width:100%;padding:12px 15px;font-size:0.95rem;border:1px solid #e2e8f0;border-radius:6px;outline:none}.search-filter-box input:focus{border-color:#d32f2f}.table-responsive{width:100%;overflow-x:auto}.master-table{width:100%;border-collapse:collapse;margin-top:10px;text-align:right;font-size:0.9rem}.master-table th,.master-table td{padding:12px 15px;border:1px solid #e2e8f0}.master-table th{background-color:#4a0000;color:#ffffff;font-weight:600;white-space:nowrap}.master-table tbody tr:nth-child(even){background-color:#fdf2f2}.code-badge{background-color:#ffebee;color:#b71c1c;padding:4px 8px;border-radius:4px;font-weight:bold;font-family:monospace;border:1px solid #ffcdd2}.symptoms-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:15px}.symptom-box{background:#fdf2f2;padding:15px;border-radius:6px;border:1px solid #f8d7da}.symptom-box h4{color:#8b0000;font-size:0.98rem;margin-bottom:8px}.symptom-box p{font-size:0.88rem;margin-bottom:8px}.styled-list{padding-right:20px}.styled-list li{margin-bottom:10px;font-size:0.95rem}.faq-item{background-color:#fdf2f2;border:1px solid #f8d7da;border-radius:6px;margin-bottom:10px;overflow:hidden}.faq-item summary{padding:12px 15px;font-weight:bold;cursor:pointer;color:#4a0000;outline:none;font-size:0.95rem}.faq-answer{padding:12px 15px;background-color:#ffffff;border-top:1px solid #f8d7da;font-size:0.9rem}.cta-box{background:linear-gradient(135deg,#8b0000,#4a0000);color:#ffffff;text-align:center;padding:30px 20px;border-radius:8px;margin-top:20px;border-top:4px solid #d32f2f}.cta-box h3{font-size:1.4rem;margin-bottom:8px;color:#ffffff}.cta-box p{font-size:0.95rem;margin-bottom:20px;opacity:0.9}.cta-buttons{display:flex;justify-content:center;gap:15px;flex-wrap:wrap}.btn-light{background-color:#d32f2f;color:#ffffff}.btn-whatsapp-light{background-color:#25d366;color:#ffffff}@media (max-width:768px){.brand-badge h1{font-size:1.4rem}.hero-description{font-size:0.9rem}.btn{width:100%}.tech-features-grid,.symptoms-grid{grid-template-columns:1fr}.master-table th,.master-table td{padding:8px 10px}}.seo-card{background:#ffffff;border-radius:12px;padding:24px;margin:20px 0;box-shadow:0 4px 12px rgba(0,0,0,0.05);direction:rtl}.seo-keywords-title{font-size:1.3rem;color:#1e293b;margin-bottom:12px}.seo-keywords-intro{font-size:0.95rem;color:#64748b;line-height:1.6;margin-bottom:20px}.seo-tags-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.seo-tag-box{background:#f8fafc;border-right:4px solid #2563eb;padding:16px;border-radius:6px}.seo-tag-box h3{font-size:1.05rem;color:#0f172a;margin-bottom:8px}.seo-tag-box p{font-size:0.9rem;color:#475569;line-height:1.8}.seo-tag-box strong{color:#2563eb}.seo-table-wrapper{overflow-x:auto;margin-bottom:20px}.seo-data-table{width:100%;border-collapse:collapse;text-align:right;font-size:0.92rem}.seo-data-table th,.seo-data-table td{padding:12px 16px;border:1px solid #e2e8f0}.seo-data-table th{background-color:#f1f5f9;color:#1e293b}.table-link{color:#2563eb;font-weight:bold;text-decoration:none}.seo-queries-list h4{font-size:0.95rem;color:#334155;margin-bottom:12px}.seo-queries-list ul{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}.seo-queries-list li{background:#eff6ff;color:#1d4ed8;font-size:0.85rem;padding:6px 14px;border-radius:20px;border:1px solid #bfdbfe;transition:background-color 0.2s ease}.seo-queries-list li:hover{background:#dbeafe}.seo-keywords-section{padding:40px 20px;background-color:#ffffff;border-bottom:1px solid #e2e8f0}.seo-container{max-width:1200px;margin:0 auto}.main-seo-title{text-align:center;color:#0f172a;font-size:1.6rem;font-weight:700;margin-bottom:28px}.seo-keyword-card{background:#ffffff;border:1px solid #e2e8f0;border-radius:8px;padding:20px;margin-bottom:16px}.seo-keyword-card h3{color:#0f172a;font-size:1.15rem;font-weight:600;margin-bottom:10px}.seo-keyword-card p{color:#475569;font-size:0.95rem;margin-bottom:12px}.seo-keyword-card p:last-child{margin-bottom:0}.seo-keyword-card strong{color:#0f172a;font-weight:600}.trouble-guide-section{padding:48px 20px;background-color:#f1f5f9}.guide-container{max-width:1280px;margin:0 auto}.guide-header{text-align:center;margin-bottom:32px}.guide-header h2{color:#0f172a;font-size:1.5rem;font-weight:700;margin-bottom:6px}.guide-header p{color:#64748b;font-size:0.95rem}.accordion-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.guide-card{background:#ffffff;border:1px solid #cbd5e1;border-radius:8px;padding:18px;display:flex;flex-direction:column}.card-badge{font-size:0.8rem;font-weight:600;color:#c2410c;background-color:#fff7ed;border:1px solid #ffedd5;padding:4px 10px;border-radius:4px;width:fit-content;margin-bottom:12px}.guide-card h3{font-size:1rem;color:#0f172a;font-weight:600;margin-bottom:14px;line-height:1.4}.issue-box{background-color:#f8fafc;border:1px solid #e2e8f0;border-radius:4px;padding:12px;margin-bottom:10px}.issue-box:last-child{margin-bottom:0}.issue-box h4{color:#9a3412;font-size:0.88rem;font-weight:600;margin-bottom:6px}.issue-box p{font-size:0.84rem;color:#475569;line-height:1.5;margin-bottom:6px}.issue-box p:last-child{margin-bottom:0}.issue-box strong{color:#0f172a}@media (max-width:1024px){.accordion-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.accordion-grid{grid-template-columns:1fr}.trouble-guide-section,.seo-keywords-section{padding:24px 16px}}.seo-container .legal-section{background:#1e293b;color:#f8fafc;border-right:6px solid #38bdf8;padding:30px 40px;border-radius:16px;box-shadow:0 10px 25px rgba(0,0,0,0.2);margin-top:20px}.legal-tab-content{display:none}.legal-tab-content.active{display:block !important}.seo-container .legal-tabs-nav{display:flex;gap:12px;border-bottom:2px solid #334155;padding-bottom:12px;margin-bottom:20px}.seo-container .legal-tab-btn{background:#334155;color:#94a3b8;border:none;padding:10px 22px;border-radius:8px;font-size:0.95rem;font-weight:bold;cursor:pointer;transition:all 0.3s ease}.seo-container .legal-tab-btn:hover{background:#475569;color:#ffffff}.seo-container .legal-tab-btn.active{background:#38bdf8;color:#0f172a;box-shadow:0 4px 12px rgba(56,189,248,0.3)}.seo-container .legal-tab-content{display:none;animation:fadeIn 0.4s ease-in-out}.seo-container .legal-tab-content.active{display:block}@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.seo-container .legal-title{color:#38bdf8;font-size:1.3rem;margin-bottom:15px}.seo-container .legal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:20px;width:100%}.seo-container .legal-box{background:#0f172a;padding:20px;border-radius:10px;border:1px solid #334155}.seo-container .legal-box h4{color:#f1f5f9;font-size:1.05rem;margin-bottom:8px}.seo-container .legal-box p{color:#94a3b8;font-size:0.9rem;line-height:1.6}.seo-container .legal-notice-box{background:rgba(245,158,11,0.1);border-right:4px solid #f59e0b;padding:15px 20px;border-radius:8px;margin-bottom:20px;color:#fef3c7}.seo-container .legal-list{list-style-type:none;padding:0}.seo-container .legal-list li{position:relative;padding-right:22px;margin-bottom:10px;color:#cbd5e1;font-size:0.95rem}.seo-container .legal-list li::before{content:"✦";position:absolute;right:0;color:#38bdf8}@media (max-width:768px){.seo-container{padding:0 15px}.seo-container .seo-card,.seo-container .keywords-card,.seo-container .legal-section{padding:20px 15px}.seo-container .card-title{font-size:1.3rem}.seo-container .legal-tabs-nav{flex-direction:column}.seo-container .legal-tab-btn{width:100%;text-align:center}.seo-container .hotline-numbers{flex-direction:column;align-items:center}.seo-container .hotline-btn{width:100%;max-width:320px;justify-content:center}}.footer{background-color:#0f172a;color:#f8fafc;padding-top:50px;margin-top:60px;border-top:4px solid #2563eb}.footer-container{max-width:1280px;margin:0 auto;padding:0 24px 40px;display:grid;grid-template-columns:1.2fr 0.8fr 0.8fr 1.2fr;gap:32px}.footer-logo{display:flex;align-items:center;gap:8px;margin-bottom:16px;text-decoration:none}.footer-logo-icon{width:36px;height:36px;color:#3b82f6}.footer-logo-text{font-size:1.35rem;font-weight:900;color:#ffffff}.footer-desc{color:#94a3b8;font-size:0.95rem;line-height:1.7}.footer-title{color:#ffffff;font-size:1.15rem;font-weight:800;margin-bottom:20px;position:relative;padding-bottom:8px}.footer-title::after{content:"";position:absolute;right:0;bottom:0;width:35px;height:3px;background-color:#2563eb;border-radius:4px}.footer-links{list-style:none;padding:0}.footer-links li{margin-bottom:10px}.footer-links a{color:#cbd5e1;font-weight:700;font-size:0.95rem;transition:all 0.25s ease;display:inline-block}.footer-links a:hover{color:#60a5fa;transform:translateX(-5px)}.hotline-cards-list{display:flex;flex-direction:column;gap:12px}.footer-hotline-card{display:flex;align-items:center;gap:12px;background-color:#1e293b;border:1px solid #334155;padding:10px 14px;border-radius:10px;text-decoration:none;transition:all 0.3s ease}.footer-hotline-card:hover{background:linear-gradient(135deg,#1e3a8a,#2563eb);border-color:#2563eb;transform:translateY(-2px);box-shadow:0 4px 14px rgba(37,99,235,0.35)}.card-icon{font-size:1.2rem}.card-details{display:flex;flex-direction:column}.phone-number{color:#ffffff;font-weight:800;font-size:1.05rem;line-height:1.2}.phone-label{color:#94a3b8;font-size:0.8rem;font-weight:600;transition:color 0.3s ease}.footer-hotline-card:hover .phone-label{color:#e2e8f0}.footer-bottom{background-color:#020617;padding:18px 24px;border-top:1px solid #1e293b;text-align:center}.bottom-container p{color:#64748b;font-size:0.88rem;font-weight:600}@media (max-width:992px){.footer-container{grid-template-columns:1fr 1fr;gap:30px}}@media (max-width:600px){.footer-container{grid-template-columns:1fr}}body{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}input,textarea{-webkit-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text}