:root,[data-theme=dark]{--primary: #0ea5e9;--primary-dark: #0284c7;--primary-light: #38bdf8;--accent: #8b5cf6;--accent-light: #a78bfa;--bg-dark: #0f172a;--bg-card: #1e293b;--bg-card-hover: #334155;--bg-section: rgba(30, 41, 59, .3);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border: #334155;--navbar-bg: rgba(15, 23, 42, .95);--gradient: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);--shadow: 0 4px 24px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .4);--radius: 12px;--radius-lg: 20px;--transition: .3s ease;--font: "IBM Plex Sans Arabic", sans-serif}[data-theme=light]{--primary: #0284c7;--primary-dark: #0369a1;--primary-light: #0ea5e9;--accent: #7c3aed;--accent-light: #8b5cf6;--bg-dark: #f1f5f9;--bg-card: #ffffff;--bg-card-hover: #f8fafc;--bg-section: rgba(226, 232, 240, .5);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--navbar-bg: rgba(255, 255, 255, .95);--shadow: 0 4px 24px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .12)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:var(--font);background:var(--bg-dark);color:var(--text-primary);line-height:1.7;overflow-x:hidden}a{text-decoration:none;color:inherit}ul{list-style:none}img{max-width:100%;display:block}.container{max-width:1140px;margin:0 auto;padding:0 24px}.hidden{display:none!important}.intro-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:var(--bg-dark);transition:opacity .6s ease,visibility .6s ease}.intro-screen.fade-out{opacity:0;visibility:hidden}.intro-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 30% 40%,rgba(14,165,233,.2) 0%,transparent 50%),radial-gradient(ellipse at 70% 60%,rgba(139,92,246,.15) 0%,transparent 50%)}.intro-top-controls{position:absolute;top:20px;inset-inline-end:20px;display:flex;gap:8px;z-index:2}.intro-content{text-align:center;position:relative;z-index:1;padding:24px;animation:introFadeUp 1s ease forwards}@keyframes introFadeUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.intro-logo{font-size:4rem;margin-bottom:20px}.intro-greeting{color:var(--primary);font-weight:500;margin-bottom:8px}.intro-name{font-size:clamp(2.5rem,6vw,4rem);font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}.intro-role{font-size:1.2rem;color:var(--text-secondary);margin-bottom:10px}.intro-tagline{color:var(--text-muted);margin-bottom:28px}.intro-loader{width:200px;height:3px;background:var(--border);border-radius:3px;margin:0 auto 28px;overflow:hidden}.loader-bar{height:100%;background:var(--gradient);animation:loaderFill 2.5s ease forwards}@keyframes loaderFill{to{width:100%}}.main-content{min-height:100vh}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:50px;font-family:var(--font);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition);border:2px solid transparent}.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 4px 20px #0ea5e966}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 30px #0ea5e980}.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}.btn-outline:hover{background:var(--primary);color:#fff}.btn-full{width:100%}.navbar{position:fixed;top:0;right:0;left:0;z-index:1000;padding:16px 0;transition:var(--transition)}.nav-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:998;border:0;background:#02061773;cursor:pointer}.navbar.scrolled{background:var(--navbar-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--shadow);padding:12px 0}.nav-container{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px}.logo{font-size:1.5rem;font-weight:700;color:var(--text-primary);white-space:nowrap}.logo span{color:var(--primary)}.nav-links{display:flex;gap:4px;justify-content:center;flex-wrap:wrap}.nav-controls{display:flex;align-items:center;gap:8px}.control-btn{padding:8px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;color:var(--text-secondary);font-family:var(--font);font-size:.85rem;font-weight:600;cursor:pointer;transition:var(--transition);white-space:nowrap}.control-btn:hover{border-color:var(--primary);color:var(--primary)}.theme-btn{padding:8px 12px;font-size:1rem;line-height:1}.nav-links a{padding:8px 16px;border-radius:8px;font-size:.95rem;font-weight:500;color:var(--text-secondary);transition:var(--transition)}.nav-links a:hover,.nav-links a.active{color:var(--primary);background:#0ea5e91a}.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}.nav-toggle span{display:block;width:24px;height:2px;background:var(--text-primary);transition:var(--transition)}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;padding:120px 0 80px}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 20% 50%,rgba(14,165,233,.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(139,92,246,.12) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(14,165,233,.08) 0%,transparent 50%);pointer-events:none}.hero-content{text-align:center;position:relative;z-index:1}.hero-greeting{font-size:1.1rem;color:var(--primary);font-weight:500;margin-bottom:8px}.hero-name{font-size:clamp(3rem,8vw,5rem);font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1;margin-bottom:8px}.hero-title{font-size:clamp(1.3rem,3vw,1.8rem);font-weight:500;color:var(--text-secondary);margin-bottom:24px}.hero-description{max-width:720px;margin:0 auto 20px;color:var(--text-secondary);font-size:1.05rem;line-height:1.8}.hero-tech-bar{display:inline-block;padding:10px 24px;background:var(--bg-card);border:1px solid var(--border);border-radius:50px;color:var(--primary-light);font-size:.9rem;font-weight:500;margin-bottom:32px;letter-spacing:.02em}.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:800px;margin:0 auto}.stat{text-align:center}.stat-number{display:block;font-size:2.5rem;font-weight:700;color:var(--primary)}.stat-label{font-size:.9rem;color:var(--text-muted)}.scroll-down{position:absolute;bottom:32px;left:50%;transform:translate(-50%);color:var(--text-muted);animation:bounce 2s infinite}.featured-bar{padding:48px 0 56px;background:var(--bg-section);border-block:1px solid var(--border);overflow:hidden}.featured-bar-header{text-align:center;margin-bottom:32px}.featured-bar-title{font-size:clamp(1.4rem,3vw,1.8rem);font-weight:700;margin-top:8px}.featured-track-wrapper{position:relative;width:100%;overflow:hidden;mask-image:linear-gradient(to right,transparent,black 8%,black 92%,transparent);-webkit-mask-image:linear-gradient(to right,transparent,black 8%,black 92%,transparent)}[dir=rtl] .featured-track-wrapper{mask-image:linear-gradient(to left,transparent,black 8%,black 92%,transparent);-webkit-mask-image:linear-gradient(to left,transparent,black 8%,black 92%,transparent)}.featured-track{display:flex;gap:20px;width:max-content;padding:8px 0;animation:scrollFeatured 35s linear infinite}.featured-track:hover{animation-play-state:paused}@keyframes scrollFeatured{0%{transform:translate(0)}to{transform:translate(-50%)}}[dir=rtl] .featured-track{animation-name:scrollFeaturedRtl}@keyframes scrollFeaturedRtl{0%{transform:translate(0)}to{transform:translate(50%)}}.featured-card{display:flex;align-items:center;gap:16px;min-width:300px;padding:20px 24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:var(--transition);flex-shrink:0}.featured-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow)}.featured-thumb{width:72px;height:52px;object-fit:cover;object-position:top center;border-radius:8px;flex-shrink:0;border:1px solid var(--border)}.featured-icon{font-size:2.2rem;flex-shrink:0;width:56px;height:56px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0ea5e91f,#8b5cf61f);border-radius:12px}.featured-info h3{font-size:.95rem;font-weight:600;margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}.featured-tool{display:inline-block;padding:3px 10px;background:#0ea5e91f;color:var(--primary-light);border-radius:50px;font-size:.7rem;font-weight:600}.featured-bar-footer{text-align:center;margin-top:28px}.btn-sm{padding:10px 24px;font-size:.9rem}@keyframes bounce{0%,to{transform:translate(-50%) translateY(0)}50%{transform:translate(-50%) translateY(8px)}}.section{padding:100px 0}.section-header{text-align:center;margin-bottom:60px}.section-tag{display:inline-block;padding:6px 16px;background:#0ea5e91a;color:var(--primary);border-radius:50px;font-size:.85rem;font-weight:600;margin-bottom:12px}.section-title{font-size:clamp(1.8rem,4vw,2.5rem);font-weight:700}.about-grid{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:center}.about-image-placeholder{aspect-ratio:1;background:var(--bg-card);border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;border:2px dashed var(--border);color:var(--text-muted)}.about-image{border-radius:50%;overflow:hidden;aspect-ratio:1;box-shadow:var(--shadow);background:transparent}.about-photo{width:100%;height:100%;display:block;object-fit:cover;object-position:center;border:none;background:transparent}.about-content p{color:var(--text-secondary);margin-bottom:16px;font-size:1.05rem}.about-highlights{display:grid;gap:20px;margin-top:32px}.highlight{display:flex;gap:16px;align-items:flex-start;padding:20px;background:var(--bg-card);border-radius:var(--radius);transition:var(--transition)}.highlight:hover{background:var(--bg-card-hover)}[dir=rtl] .highlight:hover{transform:translate(-4px)}[dir=ltr] .highlight:hover{transform:translate(4px)}.highlight-icon{font-size:1.8rem;flex-shrink:0}.highlight h4{font-size:1rem;margin-bottom:4px}.highlight p{font-size:.9rem;color:var(--text-muted);margin:0}.skills{background:var(--bg-section)}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:32px}.skill-category{background:var(--bg-card);padding:32px;border-radius:var(--radius-lg);border:1px solid var(--border)}.skill-category h3{font-size:1.1rem;margin-bottom:24px;color:var(--primary-light)}.skill-item{margin-bottom:20px}.skill-item:last-child{margin-bottom:0}.skill-info{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.9rem}.skill-info span:last-child{color:var(--primary);font-weight:600}.skill-bar{height:8px;background:var(--bg-dark);border-radius:4px;overflow:hidden}.skill-progress{height:100%;background:var(--gradient);border-radius:4px;width:0;transition:width 1.5s ease}.skill-tags{display:flex;flex-wrap:wrap;gap:10px}.tag{padding:8px 16px;background:#0ea5e91a;color:var(--primary-light);border-radius:50px;font-size:.85rem;font-weight:500;border:1px solid rgba(14,165,233,.2);transition:var(--transition)}.tag:hover{background:#0ea5e933;transform:translateY(-2px)}.certificates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.certificate-card{background:var(--bg-card);padding:32px;border-radius:var(--radius-lg);border:1px solid var(--border);position:relative;transition:var(--transition);overflow:hidden}.certificate-card:before{content:"";position:absolute;top:0;right:0;left:0;height:3px;background:var(--gradient);transform:scaleX(0);transition:var(--transition)}.certificate-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.certificate-card:hover:before{transform:scaleX(1)}.cert-icon{font-size:2.5rem;margin-bottom:16px}.certificate-card h3{font-size:1.1rem;margin-bottom:8px}.cert-issuer{color:var(--text-secondary);font-size:.9rem}.cert-date{color:var(--text-muted);font-size:.85rem;margin-top:4px}.cert-badge{position:absolute;top:20px;inset-inline-start:20px;padding:4px 12px;background:#22c55e26;color:#4ade80;border-radius:50px;font-size:.75rem;font-weight:600}.timeline{position:relative;max-width:700px;margin:0 auto}.timeline:before{content:"";position:absolute;top:0;inset-inline-end:20px;width:2px;height:100%;background:var(--border)}.timeline-item{position:relative;padding-inline-end:56px;padding-bottom:48px}.timeline-item:last-child{padding-bottom:0}.timeline-dot{position:absolute;inset-inline-end:12px;top:4px;width:18px;height:18px;background:var(--primary);border-radius:50%;border:3px solid var(--bg-dark);box-shadow:0 0 0 3px #0ea5e94d}.timeline-content{background:var(--bg-card);padding:28px;border-radius:var(--radius);border:1px solid var(--border);transition:var(--transition)}.timeline-content:hover{border-color:var(--primary);box-shadow:var(--shadow)}.timeline-date{display:inline-block;padding:4px 12px;background:#0ea5e91a;color:var(--primary);border-radius:50px;font-size:.8rem;font-weight:600;margin-bottom:12px}.timeline-content h3{font-size:1.15rem;margin-bottom:4px}.timeline-company{color:var(--text-secondary);font-size:.9rem;margin-bottom:16px}.timeline-content ul{list-style:disc;padding-inline-start:20px}.timeline-edu .timeline-dot{background:var(--accent);box-shadow:0 0 0 3px #8b5cf64d}.timeline-edu .timeline-date{background:#8b5cf61a;color:var(--accent-light)}.projects{background:var(--bg-section)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:28px}.project-card{background:var(--bg-card);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}.project-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.project-image{height:200px;background:linear-gradient(135deg,#0ea5e91a,#8b5cf61a);display:flex;align-items:center;justify-content:center;overflow:hidden}.project-image img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .4s ease}.project-card:hover .project-image img{transform:scale(1.05)}.project-placeholder{font-size:3.5rem}.project-info{padding:24px}.project-tag{display:inline-block;padding:4px 12px;background:#8b5cf626;color:var(--accent-light);border-radius:50px;font-size:.75rem;font-weight:600;margin-bottom:12px}.project-info h3{font-size:1.1rem;margin-bottom:8px}.project-info p{color:var(--text-secondary);font-size:.9rem;margin-bottom:16px}.project-tools{display:flex;flex-wrap:wrap;gap:8px}.project-tools span{padding:4px 10px;background:var(--bg-dark);border-radius:6px;font-size:.75rem;color:var(--text-muted)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}.contact-info>p{color:var(--text-secondary);font-size:1.05rem;margin-bottom:32px}.contact-items{display:flex;flex-direction:column;gap:20px;margin-bottom:32px}.contact-item{display:flex;gap:16px;align-items:center;padding:16px;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);transition:var(--transition)}a.contact-item:hover{border-color:var(--primary)}[dir=rtl] a.contact-item:hover{transform:translate(-4px)}[dir=ltr] a.contact-item:hover{transform:translate(4px)}.contact-icon{font-size:1.5rem}.contact-label{display:block;font-size:.8rem;color:var(--text-muted)}.contact-value{font-size:.95rem;font-weight:500}.social-links{display:flex;gap:12px}.social-link{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;font-size:.85rem;font-weight:700;color:var(--text-secondary);transition:var(--transition)}.social-link:hover{background:var(--primary);border-color:var(--primary);color:#fff;transform:translateY(-2px)}.contact-form{background:var(--bg-card);padding:32px;border-radius:var(--radius-lg);border:1px solid var(--border)}.contact-form-feedback{margin-top:14px;font-size:.92rem;line-height:1.5}.contact-form-feedback.is-success{color:#34d399}.contact-form-feedback.is-error{color:#f87171}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-size:.9rem;font-weight:500}.form-group input,.form-group textarea{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);font-family:var(--font);font-size:.95rem;transition:var(--transition)}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #0ea5e926}.form-group textarea{resize:vertical;min-height:120px}.footer{padding:32px 0;text-align:center;border-top:1px solid var(--border)}.footer p{color:var(--text-muted);font-size:.9rem}.footer-sub{margin-top:4px;font-size:.8rem!important}.fade-in{opacity:0;transform:translateY(20px);animation:fadeIn .8s ease forwards}.fade-in:nth-child(2){animation-delay:.1s}.fade-in:nth-child(3){animation-delay:.2s}.fade-in:nth-child(4){animation-delay:.3s}.fade-in:nth-child(5){animation-delay:.4s}.fade-in:nth-child(6){animation-delay:.5s}@keyframes fadeIn{to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}.reveal.visible{opacity:1;transform:translateY(0)}@media(max-width:992px){.nav-container{grid-template-columns:1fr auto}.nav-links{display:none}.nav-toggle{display:flex}.nav-links.open{display:flex;position:fixed;top:0;inset-inline-end:0;width:280px;height:100vh;background:var(--bg-dark);flex-direction:column;padding:80px 24px 24px;gap:4px;box-shadow:var(--shadow-lg);border-inline-start:1px solid var(--border);justify-content:flex-start;z-index:999}.hero-stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.nav-links a{padding:12px 16px;font-size:1rem}.about-grid{grid-template-columns:1fr}.about-image{max-width:280px;margin:0 auto}.contact-grid{grid-template-columns:1fr}.hero-stats{grid-template-columns:1fr 1fr;gap:24px}.stat-number{font-size:2rem}.section{padding:72px 0}}@media(max-width:480px){.hero-buttons{flex-direction:column;align-items:center}.btn{width:100%;max-width:280px}.certificates-grid,.projects-grid{grid-template-columns:1fr}.featured-card{min-width:260px;padding:16px 18px}.featured-info h3{max-width:180px;font-size:.85rem}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.featured-track{animation:none!important}}