.language-switcher{position:relative}.language-button{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:12px;color:#fff;cursor:pointer;font-size:1.1rem;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.language-button:hover{background:#ffffff26;border-color:#ffffff4d;transform:translateY(-2px)}.globe-icon{font-size:1.2rem}.current-lang{font-size:1.3rem;line-height:1}.language-dropdown{position:absolute;top:calc(100% + .5rem);right:0;background:#1e1e32fa;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:.5rem;min-width:160px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:0 10px 40px #0000004d;z-index:1000}.language-switcher:hover .language-dropdown{opacity:1;visibility:visible;transform:translateY(0)}.language-option{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem 1rem;background:transparent;border:none;border-radius:8px;color:#fff;cursor:pointer;font-size:.95rem;transition:all .2s ease;text-align:left}.language-option:hover{background:#ffffff1a}.language-option.active{background:#8b5cf633;border:1px solid rgba(139,92,246,.3)}.lang-flag{font-size:1.3rem;line-height:1}.lang-name{font-weight:500}@media(max-width:768px){.language-button{padding:.5rem .8rem}.language-dropdown{right:auto;left:50%;transform:translate(-50%) translateY(-10px)}.language-switcher:hover .language-dropdown{transform:translate(-50%) translateY(0)}}.theme-switcher{background:transparent;border:2px solid var(--color-text-secondary);color:var(--color-text);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-base);font-size:1.25rem}.theme-switcher:hover{color:var(--color-primary);border-color:var(--color-primary);transform:rotate(15deg) scale(1.05);background:#6366f11a}[data-theme=light] .theme-switcher{color:var(--color-text)}[data-theme=light] .theme-switcher:hover{color:var(--color-primary)}.header{position:sticky;top:0;left:0;right:0;z-index:var(--z-sticky);background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-bottom:1px solid var(--glass-border);transition:all var(--transition-base)}.header-scrolled{box-shadow:var(--shadow-lg);background:var(--header-scrolled-bg)}.header-content{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg) 0}.logo{display:flex;flex-direction:column;align-items:center;gap:var(--space-xs);text-decoration:none;transition:transform var(--transition-base)}.logo:hover{transform:scale(1.05)}.logo-text{font-family:var(--font-display);font-size:var(--font-size-2xl);font-weight:var(--font-weight-extrabold);color:#fff;text-align:center;transition:color var(--transition-base)}[data-theme=light] .logo-text{color:var(--color-text-secondary)}.logo-arabic{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-secondary);direction:rtl;text-align:center}.nav-desktop{display:flex;align-items:center;gap:var(--space-xl)}.nav-link{position:relative;display:flex;align-items:center;gap:var(--space-xs);color:var(--color-text);font-weight:var(--font-weight-medium);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);transition:all var(--transition-base)}.nav-link:hover{color:var(--color-primary-light);background:#6366f11a}.highlighted-link{color:var(--color-primary-light)!important;border:1px solid var(--color-primary-light);padding:var(--space-xs) var(--space-lg)!important;border-radius:var(--radius-full)!important;font-weight:var(--font-weight-semibold)!important}.highlighted-link:hover{background:var(--color-primary)!important;color:#fff!important;border-color:var(--color-primary)!important}.nav-link:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:2px;background:var(--gradient-primary);transform:translate(-50%);transition:width var(--transition-base)}.nav-link:hover:after{width:80%}.nav-dropdown{position:relative}.dropdown-icon{font-size:var(--font-size-sm);transition:transform var(--transition-base)}.nav-dropdown:hover .dropdown-icon{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:calc(100% - 4px);left:0;min-width:200px;background:var(--color-bg-secondary);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:var(--space-sm);margin-top:0;animation:slideDown .3s ease-out;backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);pointer-events:auto;z-index:1000}.dropdown-item{display:block;padding:var(--space-md);color:var(--color-text);border-radius:var(--radius-md);transition:all var(--transition-fast);white-space:nowrap}.dropdown-item:hover{background:var(--color-primary);color:#fff;transform:translate(4px)}.menu-toggle{display:none;background:none;border:none;color:var(--color-text);font-size:var(--font-size-3xl);cursor:pointer;padding:var(--space-sm);transition:color var(--transition-base)}.menu-toggle:hover{color:var(--color-primary-light)}.nav-mobile{display:none;flex-direction:column;gap:var(--space-sm);padding:var(--space-lg) 0;border-top:1px solid var(--glass-border);animation:slideDown .3s ease-out}.nav-link-mobile{display:block;padding:var(--space-md);color:var(--color-text);font-weight:var(--font-weight-medium);border-radius:var(--radius-md);transition:all var(--transition-base)}.nav-link-mobile:hover{background:#6366f11a;color:var(--color-primary-light);padding-left:var(--space-lg)}.nav-mobile-category{display:flex;flex-direction:column}.nav-mobile-subcategories{display:flex;flex-direction:column;gap:var(--space-xs);padding-left:var(--space-lg);margin-top:var(--space-xs)}.nav-sublink-mobile{display:block;padding:var(--space-sm) var(--space-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);border-radius:var(--radius-md);transition:all var(--transition-base)}.nav-sublink-mobile:hover{color:var(--color-primary-light);background:#6366f11a;padding-left:var(--space-lg)}@media(max-width:1024px){.nav-desktop{display:none}.menu-toggle{display:block}.nav-mobile{display:flex}}@media(max-width:640px){.logo-text,.logo-arabic{font-size:var(--font-size-xl)}}.footer{background:var(--color-bg-secondary);border-top:1px solid var(--glass-border);padding:var(--space-4xl) 0 var(--space-2xl);margin-top:var(--space-4xl)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-3xl);margin-bottom:var(--space-3xl)}.footer-section{display:flex;flex-direction:column;gap:var(--space-lg)}.footer-brand{margin-bottom:var(--space-md);display:flex;flex-direction:column;align-items:center}.footer-logo{font-family:var(--font-display);font-size:var(--font-size-2xl);font-weight:var(--font-weight-extrabold);color:#fff;margin-bottom:var(--space-xs);text-align:center;transition:color var(--transition-base)}[data-theme=light] .footer-logo{color:var(--color-text-secondary)}.footer-tagline{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-secondary);direction:rtl;text-align:center}.footer-description{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.6;text-align:center}.footer-social{display:flex;gap:var(--space-md);margin-top:var(--space-sm)}.social-link{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:#6366f11a;border:1px solid var(--color-primary);border-radius:var(--radius-md);color:var(--color-primary-light);font-size:var(--font-size-xl);transition:all var(--transition-base)}.social-link:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.footer-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-text);margin-bottom:var(--space-sm)}.footer-nav{display:flex;flex-direction:column;gap:var(--space-sm)}.footer-link{color:var(--color-text-secondary);font-size:var(--font-size-sm);transition:all var(--transition-base);width:fit-content}.footer-link:hover{color:var(--color-primary-light);padding-left:var(--space-sm)}.footer-text{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.6;margin:0}.footer-arabic{direction:rtl;font-weight:var(--font-weight-medium)}.footer-bottom{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);padding-top:var(--space-2xl);border-top:1px solid var(--glass-border);text-align:center}.footer-copyright{display:flex;align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--color-text-muted);margin:0}.heart-icon{color:var(--color-secondary);animation:pulse 2s ease-in-out infinite}.footer-note{font-size:var(--font-size-xs);color:var(--color-text-muted);font-weight:var(--font-weight-medium);margin:0}@media(max-width:768px){.footer{padding:var(--space-3xl) 0 var(--space-xl)}.footer-content{grid-template-columns:1fr;gap:var(--space-2xl)}.footer-bottom{gap:var(--space-md)}}.hero{position:relative;min-height:90vh;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:var(--space-4xl) 0}.hero-bg-effect{position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(99,102,241,.15) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(236,72,153,.15) 0%,transparent 50%),radial-gradient(circle at 40% 20%,rgba(20,184,166,.1) 0%,transparent 50%);animation:float 8s ease-in-out infinite;z-index:0}.hero-content{position:relative;z-index:1;text-align:center;max-width:900px;margin:0 auto;animation:slideUp .8s ease-out}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);background:#6366f11a;border:1px solid var(--color-primary);border-radius:var(--radius-full);color:var(--color-primary-light);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);margin-bottom:var(--space-xl);animation:pulse 2s ease-in-out infinite}.hero-badge-icon{font-size:var(--font-size-lg)}.hero-title{margin-bottom:var(--space-xl);display:flex;flex-direction:column;gap:var(--space-md)}.hero-title-main{font-size:var(--font-size-6xl);font-weight:var(--font-weight-extrabold);color:#fff;line-height:1.1;transition:color var(--transition-base)}[data-theme=light] .hero-title-main{color:var(--color-text-secondary)}.hero-title-arabic{font-size:var(--font-size-3xl);color:var(--color-text-secondary);font-weight:var(--font-weight-bold);direction:rtl}.hero-description{margin-bottom:var(--space-lg)}.hero-description-arabic{font-size:var(--font-size-xl);color:var(--color-text);line-height:1.8;direction:rtl;display:block;font-weight:var(--font-weight-medium)}.hero-subtitle{font-size:var(--font-size-lg);color:var(--color-text-secondary);margin-bottom:var(--space-2xl);line-height:1.6}.hero-buttons{display:flex;gap:var(--space-lg);justify-content:center;margin-bottom:var(--space-3xl);flex-wrap:wrap}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-2xl);margin-top:var(--space-4xl);padding-top:var(--space-3xl);border-top:1px solid var(--glass-border)}.stat-item{text-align:center;transition:transform var(--transition-base)}.stat-item:hover{transform:translateY(-4px)}.stat-number{font-size:var(--font-size-4xl);font-weight:var(--font-weight-extrabold);background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--space-sm)}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}@media(max-width:768px){.hero{min-height:80vh;padding:var(--space-3xl) 0}.hero-title-main{font-size:var(--font-size-4xl)}.hero-title-arabic{font-size:var(--font-size-2xl)}.hero-description-arabic{font-size:var(--font-size-lg)}.hero-subtitle{font-size:var(--font-size-base)}.hero-buttons{flex-direction:column;align-items:stretch}.hero-stats{gap:var(--space-lg)}.stat-number{font-size:var(--font-size-3xl)}}@media(max-width:640px){.hero-stats{grid-template-columns:1fr}}.category-card{position:relative;display:flex;flex-direction:column;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border:1px solid var(--glass-border);border-radius:var(--radius-2xl);padding:var(--space-2xl);transition:all var(--transition-base);overflow:hidden;text-decoration:none;box-shadow:var(--shadow-md)}.category-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--card-gradient, var(--gradient-primary));opacity:0;transition:opacity var(--transition-base)}.category-card:hover:before{opacity:1}.category-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-2xl);border-color:var(--color-primary);background:var(--color-bg-card-hover)}.card-icon-wrapper{width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:var(--card-gradient, var(--gradient-primary));border-radius:var(--radius-xl);margin-bottom:var(--space-lg);transition:transform var(--transition-base)}.category-card:hover .card-icon-wrapper{transform:rotate(5deg) scale(1.1)}.card-icon{font-size:var(--font-size-3xl);color:#fff}.card-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text);margin-bottom:var(--space-md)}.card-description{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-bottom:var(--space-lg);flex-grow:1}.card-topics{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-bottom:var(--space-lg)}.card-topic{font-size:var(--font-size-xs);color:var(--color-text-muted);background:#6366f11a;padding:var(--space-xs) var(--space-md);border-radius:var(--radius-full);border:1px solid rgba(99,102,241,.2)}.card-topic-more{font-size:var(--font-size-xs);color:var(--color-primary-light);padding:var(--space-xs) var(--space-md);font-weight:var(--font-weight-medium)}.card-footer{display:flex;align-items:center;gap:var(--space-sm);color:var(--color-primary-light);font-weight:var(--font-weight-semibold);margin-top:auto}.card-arrow{font-size:var(--font-size-lg);transition:transform var(--transition-base)}.category-card:hover .card-arrow{transform:translate(4px)}@media(max-width:768px){.category-card{padding:var(--space-xl)}.card-icon-wrapper{width:56px;height:56px}.card-icon{font-size:var(--font-size-2xl)}.card-title{font-size:var(--font-size-xl)}}.featured-video{display:block;background:var(--card-bg);border-radius:12px;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);text-decoration:none;color:inherit;border:1px solid transparent;position:relative;max-width:600px;margin:0 auto}.featured-video:before{content:"";position:absolute;inset:0;border-radius:12px;padding:1px;background:linear-gradient(135deg,#667eea,#764ba2,#f093fb,#f5576c);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;opacity:0;transition:opacity .3s ease}.featured-video:hover:before{opacity:1}.featured-video:hover{transform:translateY(-4px);box-shadow:0 12px 30px #00000040}.featured-video-thumbnail{position:relative;width:100%;padding-top:56.25%;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2)}.featured-video:hover .thumbnail-main{transform:scale(1.03)}.new-badge{position:absolute;top:8px;right:8px;background:linear-gradient(135deg,#f093fb,#f5576c);color:#fff;padding:4px 10px;border-radius:15px;font-size:.65rem;font-weight:700;display:flex;align-items:center;gap:4px;box-shadow:0 2px 10px #f093fb80;animation:newPulse 2s ease-in-out infinite;z-index:2;text-transform:uppercase;letter-spacing:.5px}@keyframes newPulse{0%,to{transform:scale(1);box-shadow:0 2px 10px #f093fb80}50%{transform:scale(1.05);box-shadow:0 3px 12px #f093fbb3}}.new-badge svg{width:12px;height:12px;animation:spin 3s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.featured-video-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#0006;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s ease}.featured-video:hover .featured-video-overlay{opacity:1}.play-icon{width:50px;height:50px;color:#fff;background:#fff3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:50%;padding:12px;transition:all .3s ease}.featured-video:hover .play-icon{transform:scale(1.1);background:#ffffff4d}.featured-video-info{padding:14px}.featured-video-title{font-size:1rem;font-weight:700;margin:0 0 8px;color:var(--text-primary);line-height:1.3}.featured-video-description{font-size:.8rem;color:var(--text-secondary);margin:0 0 10px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.featured-video-meta{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--accent-color);font-weight:600}.youtube-icon{width:14px;height:14px}.featured-video-watch{transition:transform .3s ease;display:inline-block}.featured-video:hover .featured-video-watch{transform:translate(3px)}.latest-video-section{margin-bottom:40px}.latest-video-section .section-header{text-align:center;margin-bottom:24px}.latest-video-section .section-title{font-size:1.3rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}.latest-video-section .section-description{font-size:.9rem;color:var(--text-secondary)}@media(max-width:768px){.featured-video-title{font-size:.9rem}.featured-video-description{font-size:.75rem}.play-icon{width:40px;height:40px;padding:10px}.new-badge{font-size:.6rem;padding:3px 8px}.latest-video-section .section-title{font-size:1.1rem}}.stats-section{background-color:var(--color-bg-secondary);padding:80px 0;position:relative;overflow:hidden}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;margin-top:3rem}.stat-card{background:var(--color-bg-card);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);border:1px solid var(--glass-border);border-radius:20px;padding:2rem;display:flex;align-items:center;gap:1.5rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.stat-card:hover{transform:translateY(-5px);border-color:var(--color-primary);box-shadow:var(--shadow-xl)}.stat-icon-wrapper{width:60px;height:60px;border-radius:15px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon{font-size:1.8rem}.stat-info{display:flex;flex-direction:column}.stat-value{font-size:2.2rem;font-weight:800;margin:0;color:var(--color-text);background:linear-gradient(135deg,var(--color-text) 0%,var(--color-primary) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.stat-label{font-size:1rem;color:var(--color-text-secondary);margin:4px 0 0;font-weight:500}@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:1rem}.stat-card{padding:1.5rem;flex-direction:column;align-items:center;text-align:center;gap:1rem}.stat-value{font-size:1.8rem}}@media(max-width:480px){.stats-grid{grid-template-columns:1fr}}.home-page{min-height:100vh}.categories-section{background:var(--color-bg)}.section-header{text-align:center;margin-bottom:var(--space-4xl)}.section-title{font-size:var(--font-size-4xl);font-weight:var(--font-weight-extrabold);background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--space-md)}.section-description{font-size:var(--font-size-lg);color:var(--color-text-secondary);max-width:600px;margin:0 auto}.categories-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-2xl)}.about-section{background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg-secondary) 100%)}.about-content{text-align:center}.about-title{font-size:var(--font-size-4xl);font-weight:var(--font-weight-extrabold);color:var(--color-text);margin-bottom:var(--space-lg)}.about-main-description{font-size:var(--font-size-xl);color:var(--color-text);max-width:800px;margin:0 auto var(--space-xl);line-height:1.6}.about-strength{font-size:var(--font-size-lg);color:var(--color-text-secondary);max-width:700px;margin:0 auto var(--space-3xl);font-style:italic}.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-2xl);margin-top:var(--space-3xl)}.about-card{background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border:1px solid var(--glass-border);border-radius:var(--radius-xl);padding:var(--space-2xl);transition:all var(--transition-base);text-align:center}.about-card:hover{transform:translateY(-4px);border-color:var(--color-primary);box-shadow:var(--shadow-xl)}.about-number{font-size:var(--font-size-3xl);font-weight:var(--font-weight-extrabold);background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--space-lg)}.about-card h3{font-size:var(--font-size-2xl);color:var(--color-text);margin-bottom:var(--space-md)}.about-card p{font-size:var(--font-size-base);color:var(--color-text-secondary);line-height:1.6;margin:0}@media(max-width:768px){.categories-grid,.about-grid{grid-template-columns:1fr}.section-title,.about-title{font-size:var(--font-size-3xl)}}.playlist-card{display:flex;flex-direction:column;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border:1px solid var(--glass-border);border-radius:var(--radius-xl);overflow:hidden;transition:all var(--transition-base);text-decoration:none;box-shadow:var(--shadow-md);min-width:350px;max-width:400px;flex-shrink:0}.playlist-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-xl);border-color:var(--color-primary)}.playlist-thumbnail{position:relative;width:100%;padding-bottom:56.25%;overflow:hidden;background:var(--color-bg-secondary)}.playlist-thumbnail .thumbnail-blur{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;filter:blur(15px) brightness(.6);transform:scale(1.2);opacity:.8}.playlist-thumbnail .thumbnail-main{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:contain;z-index:1;transition:transform var(--transition-slow)}.playlist-card:hover .thumbnail-main{transform:scale(1.03)}.playlist-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,#0000004d,#000000b3);display:flex;align-items:center;justify-content:center;opacity:0;z-index:3;transition:opacity var(--transition-base)}.playlist-card:hover 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svg{width:20px;height:20px;color:#ff6b6b}.hot-videos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}@media(max-width:768px){.hot-videos-grid{grid-template-columns:1fr}.hot-video-title{font-size:.8rem}}.category-page{min-height:100vh;animation:fadeIn .5s ease-out}.page-header{background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg-secondary) 100%);padding:var(--space-4xl) 0 var(--space-3xl);border-bottom:1px solid var(--glass-border)}.page-header-content{text-align:center;max-width:800px;margin:0 auto}.page-icon-wrapper{width:80px;height:80px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-2xl);margin:0 auto var(--space-xl);animation:scaleIn .5s 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var(--glass-border)}.category-header{margin-bottom:var(--space-3xl)}.category-title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-text);margin-bottom:var(--space-md);position:relative;display:inline-block}.category-title:after{content:"";position:absolute;bottom:-8px;left:0;width:60px;height:4px;background:var(--gradient-primary);border-radius:var(--radius-full)}.category-description{font-size:var(--font-size-lg);color:var(--color-text-secondary);max-width:700px;margin-top:var(--space-lg)}.playlist-grid{display:flex;gap:var(--space-2xl);margin-top:var(--space-2xl);overflow-x:auto;overflow-y:hidden;padding-bottom:var(--space-lg);scroll-behavior:smooth;-webkit-overflow-scrolling:touch}.playlist-grid::-webkit-scrollbar{height:8px}.playlist-grid::-webkit-scrollbar-track{background:var(--color-bg-secondary);border-radius:var(--radius-full)}.playlist-grid::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:var(--radius-full)}.playlist-grid::-webkit-scrollbar-thumb:hover{background:var(--color-primary-light)}@media(max-width:768px){.page-header{padding:var(--space-3xl) 0 var(--space-2xl)}.page-icon-wrapper{width:64px;height:64px}.page-icon,.page-title{font-size:var(--font-size-3xl)}.page-description{font-size:var(--font-size-base)}.content-category{padding:var(--space-2xl) 0;margin-bottom:var(--space-3xl)}.category-title{font-size:var(--font-size-2xl)}.category-description{font-size:var(--font-size-base)}.playlist-grid{gap:var(--space-lg)}}.certificate-container{width:297mm;height:210mm;margin:40px auto;padding:0;background:#fff;box-shadow:0 10px 30px #0000001a;position:relative;overflow:hidden;box-sizing:border-box}.certificate-container.rtl{direction:rtl}.certificate-container.rtl .cert-subtitle,.certificate-container.rtl .cert-course-name,.certificate-container.rtl .present-to,.certificate-container.rtl .recipient-name,.certificate-container.rtl .completion-text,.certificate-container.rtl .date-line,.certificate-container.rtl .signature-line,.certificate-container.rtl .cert-date{font-family:Outfit,sans-serif!important}.certificate-card{width:100%;height:100%;padding:30mm 20mm 20mm;border:10px solid #444;position:relative;background:#fff;display:flex;flex-direction:column;align-items:center;text-align:center;color:#333;box-sizing:border-box}.corner-tl,.corner-tr,.corner-bl,.corner-br{position:absolute;width:80px;height:80px;border:3px solid #888;z-index:10}.corner-tl{top:15px;left:15px;border-right:none;border-bottom:none}.corner-tr{top:15px;right:15px;border-left:none;border-bottom:none}.corner-bl{bottom:15px;left:15px;border-right:none;border-top:none}.corner-br{bottom:15px;right:15px;border-left:none;border-top:none}.cert-header{width:100%;margin-bottom:12mm}.cert-subtitle{font-family:Libre Baskerville,serif;font-size:1.8rem;color:#444;letter-spacing:6px;margin-bottom:15px;font-weight:700;text-transform:uppercase}.divider{width:80%;height:3px;background:#222;margin:15px auto 25px}.cert-course-name{font-family:Cormorant 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#444;margin-top:10px;padding-top:10px;font-family:Libre Baskerville,serif;font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:#444}.signature-img{font-family:Pinyon Script,cursive;font-size:2.5rem;color:#1a1a1a;margin-bottom:-5px}.cert-date{font-family:Libre Baskerville,serif;font-size:1.1rem;color:#1a1a1a}@media print{@page{size:A4 landscape;margin:0}body *{visibility:hidden!important}.certificate-container,.certificate-container *{visibility:visible!important}.certificate-container{position:absolute!important;left:0!important;top:0!important;width:297mm!important;height:210mm!important;margin:0!important;box-shadow:none!important;border:none!important;overflow:hidden!important;page-break-after:avoid!important;break-after:avoid!important}.certificate-card{border:15px solid #444!important}}.certificates-page{padding:100px 5% 60px;background:#f8f9fa;min-height:100vh}.certificates-hero{text-align:center;margin-bottom:40px}.certificates-hero h1{font-size:3.5rem;font-family:Cinzel,serif;margin-bottom:15px}.name-input-hero{display:flex;justify-content:center;margin-bottom:60px}.name-input-card{background:#fff;padding:30px 50px;border-radius:25px;box-shadow:0 15px 40px #00000014,0 0 20px #b8860b0d;text-align:center;width:100%;max-width:700px;display:flex;flex-direction:column;align-items:center;border:1px solid rgba(212,175,55,.1);transition:all .4s ease}.name-input-card:hover{transform:translateY(-5px);box-shadow:0 20px 50px #0000001f,0 0 30px #b8860b1a;border-color:#d4af374d}.name-input-card label{font-family:Cinzel,serif;font-size:1.1rem;color:#b8860b;margin-bottom:15px;letter-spacing:2px;font-weight:600}.input-wrapper{position:relative;width:100%;margin:10px 0}.hero-name-input{width:100%;border:none;border-bottom:2px solid #eee;padding:15px 10px;font-family:Outfit,sans-serif;font-size:2rem;text-align:center;background:transparent;outline:none;transition:all .3s ease;color:#1a1a1a;font-weight:600}.input-highlight{position:absolute;bottom:0;left:50%;width:0;height:2px;background:linear-gradient(90deg,transparent,#b8860b,transparent);transform:translate(-50%);transition:width .4s ease}.hero-name-input:focus~.input-highlight{width:100%}.hero-name-input::placeholder{color:#ccc;font-weight:400;font-size:1.5rem}.input-hint{font-size:.85rem;color:#999;margin-top:15px;font-style:italic}.certificates-content{display:grid;grid-template-columns:350px 1fr;gap:40px;align-items:start}.course-list{background:#fff;padding:30px;border-radius:20px;box-shadow:0 10px 30px #0000000d;max-height:80vh;overflow-y:auto}.course-selection-header h3{font-family:Cinzel,serif;margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid #eee}.course-grid{display:flex;flex-direction:column;gap:12px}.course-btn{text-align:left;padding:15px;border:1px solid #eee;border-radius:12px;background:#fff;cursor:pointer;transition:all .3s 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spin{to{transform:rotate(360deg)}}.no-selection{padding:100px;text-align:center;color:#999}@media(max-width:1024px){.certificates-content{grid-template-columns:1fr}.course-list{max-height:400px}}.app{display:flex;flex-direction:column;min-height:100vh;background:var(--color-bg)}.main-content{flex:1;width:100%}[dir=rtl]{direction:rtl;text-align:right}[dir=rtl] .nav-desktop,[dir=rtl] .hero-buttons{flex-direction:row-reverse}[dir=rtl] .hero-stats{direction:ltr}[dir=rtl] .footer-content,[dir=rtl] .categories-grid{direction:rtl}html[lang=ar]{font-family:Segoe UI,Tahoma,Arial,sans-serif}html[lang=fr],html[lang=en]{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe 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20px 25px -5px rgba(0, 0, 0, .05);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(99, 102, 241, .2);--transition-fast: .15s ease-in-out;--transition-base: .25s ease-in-out;--transition-slow: .35s ease-in-out;--z-base: 1;--z-dropdown: 100;--z-sticky: 200;--z-fixed: 300;--z-modal: 400;--z-tooltip: 500;--breakpoint-sm: 640px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--breakpoint-xl: 1280px;--breakpoint-2xl: 1536px;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(15, 23, 42, .05);--backdrop-blur: blur(12px)}[data-theme=dark]{--color-bg: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-bg-card: rgba(30, 41, 59, .8);--color-bg-card-hover: rgba(51, 65, 85, .9);--header-scrolled-bg: rgba(15, 23, 42, .95);--color-text: #f1f5f9;--color-text-secondary: #cbd5e1;--color-text-muted: #94a3b8;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .4);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(99, 102, 241, .4);--glass-bg: rgba(30, 41, 59, .7);--glass-border: rgba(255, 255, 255, .1);--backdrop-blur: blur(12px)}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 var(--space-lg)}.section{padding:var(--space-4xl) 0}.text-center{text-align:center}.text-gradient{background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:var(--font-weight-bold);line-height:1.2;margin-bottom:var(--space-md)}h1{font-size:var(--font-size-5xl);font-weight:var(--font-weight-extrabold)}h2{font-size:var(--font-size-4xl)}h3{font-size:var(--font-size-3xl)}h4{font-size:var(--font-size-2xl)}h5{font-size:var(--font-size-xl)}h6{font-size:var(--font-size-lg)}p{margin-bottom:var(--space-md);color:var(--color-text-secondary)}a{color:var(--color-primary-light);text-decoration:none;transition:color var(--transition-base)}a:hover{color:var(--color-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-md) var(--space-xl);font-family:var(--font-primary);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);text-decoration:none;gap:var(--space-sm)}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-lg)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-xl),var(--shadow-glow)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text);border:2px solid var(--color-primary)}.btn-secondary:hover{background:var(--color-primary);color:#fff}.card{background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border:1px solid var(--glass-border);border-radius:var(--radius-xl);padding:var(--space-xl);transition:all var(--transition-base);box-shadow:var(--shadow-md)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);background:var(--color-bg-card-hover);border-color:var(--color-primary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.8}}.animate-fadeIn{animation:fadeIn .6s ease-out}.animate-slideUp{animation:slideUp .6s ease-out}.animate-slideDown{animation:slideDown .6s ease-out}.animate-scaleIn{animation:scaleIn .5s ease-out}.animate-float{animation:float 3s ease-in-out infinite}@media(max-width:1024px){:root{--font-size-5xl: 2.5rem;--font-size-4xl: 2rem;--font-size-3xl: 1.75rem}.section{padding:var(--space-3xl) 0}}@media(max-width:768px){:root{--font-size-5xl: 2rem;--font-size-4xl: 1.75rem;--font-size-3xl: 1.5rem}.container{padding:0 var(--space-md)}.section{padding:var(--space-2xl) 0}}@media(max-width:640px){:root{--font-size-5xl: 1.75rem;--font-size-4xl: 1.5rem;--font-size-3xl: 1.25rem}}::-webkit-scrollbar{width:12px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:var(--color-bg-tertiary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}::selection{background:var(--color-primary);color:#fff}::-moz-selection{background:var(--color-primary);color:#fff}