*{box-sizing:border-box}:root{--bg-main: #f8fafc;--bg-card: #ffffff;--nav-bg: rgba(255, 255, 255, .8);--text-primary: #1e293b;--text-secondary: #64748b;--accent: #3b82f6;--border: #e2e8f0;--z-base: 0;--z-header: 100;--z-floating: 200;--z-modal: 300;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--bg-main: #0f172a;--bg-card: #1e293b;--nav-bg: rgba(15, 23, 42, .8);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--accent: #60a5fa;--border: #334155;--shadow: 0 10px 15px -3px rgb(0 0 0 / .5)}html{scroll-behavior:smooth}html[lang=ar]{font-family:Noto Sans Arabic,Tahoma,Arial,sans-serif}html[lang=en]{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.theme-btn,.lang-btn,.nav-menu a,.assistant-floating-btn,.option-bubble,.footer-socials a,.footer-legal a,.grid-section .card,#assistant-send{transition:var(--transition)}body{background-color:var(--bg-main);color:var(--text-primary);margin:0;line-height:1.6}header{background:var(--nav-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);position:sticky;top:0;z-index:var(--z-header);border-bottom:1px solid var(--border)}.main-nav{display:flex;justify-content:space-between;align-items:center;padding:.8rem 5%;max-width:1200px;margin:0 auto}.logo{font-weight:800;font-size:1.5rem;color:var(--accent)!important}.nav-actions{display:flex;gap:8px;align-items:center}.theme-btn,.lang-btn{background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary);padding:8px 16px;border-radius:12px;cursor:pointer;font-weight:600;box-shadow:var(--shadow)}.theme-btn:focus-visible,.lang-btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.theme-btn:hover,.lang-btn:hover{border-color:var(--accent);transform:translateY(-2px)}.hero{min-height:70vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:4rem 5%}.hero-badge{background:var(--accent);color:#fff;padding:6px 16px;border-radius:99px;font-size:.85rem;font-weight:600;margin-bottom:1.5rem}.hero h1{font-size:clamp(2.5rem,6vw,4.5rem);margin-bottom:1rem;background:linear-gradient(to right,var(--accent),#8b5cf6);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero p{color:var(--text-secondary);max-width:600px;font-size:1.2rem}.nav-menu{display:flex;gap:2rem}.nav-menu a{text-decoration:none;color:var(--text-primary);font-weight:500;position:relative}.nav-menu a:hover{color:var(--accent)}.menu-toggle{display:none;background:none;border:none;font-size:1.8rem;color:var(--text-primary);cursor:pointer}.assistant-floating-btn{position:fixed;bottom:30px;inset-inline-start:30px;width:60px;height:60px;border-radius:50%;background:var(--accent);color:#fff;border:none;cursor:pointer;box-shadow:0 4px 15px #3b82f666;display:flex;align-items:center;justify-content:center;font-size:1.5rem;z-index:var(--z-floating);transition:var(--transition)}.assistant-floating-btn:hover{transform:scale(1.1) rotate(5deg)}.assistant-window{position:fixed;bottom:100px;inset-inline-start:30px;width:min(380px,90vw);background:var(--bg-card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);display:flex;flex-direction:column;z-index:var(--z-modal);overflow:hidden}.assistant-header{background:var(--accent);color:#fff;padding:1rem;display:flex;justify-content:space-between;align-items:center}.assistant-messages{height:350px;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.8rem}.assistant-input-group{padding:1rem;border-top:1px solid var(--border);display:flex;gap:.5rem}.assistant-input-group input{flex:1;background:var(--bg-main);border:1px solid var(--border);color:var(--text-primary);padding:.6rem;border-radius:8px}#assistant-send{background:var(--accent);color:#fff;border:none;padding:0 1rem;border-radius:8px;cursor:pointer}.msg{padding:.6rem 1rem;border-radius:12px;font-size:.9rem;max-width:85%}.msg-bot{align-self:flex-start;background:var(--bg-main);border:1px solid var(--border)}.msg-user{align-self:flex-end;background:var(--accent);color:#fff}.option-bubble{background:var(--bg-card);border:1px solid var(--accent);color:var(--accent);padding:8px 15px;border-radius:20px;cursor:pointer;margin:4px 0;text-align:center;font-size:.85rem;transition:.2s}.option-bubble:hover{background:var(--accent);color:#fff}.error-notice{color:#ef4444;font-size:.75rem;margin-top:5px;display:none}.skip-link{position:absolute;top:-100px;left:0;background:var(--accent);color:#fff;padding:10px;z-index:var(--z-modal);transition:top .3s}.skip-link:focus{top:0}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.grid-section{padding:4rem 5%;max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:2rem}.grid-section .card{background:var(--bg-card);padding:2rem;border-radius:16px;border:1px solid var(--border);box-shadow:var(--shadow);transition:var(--transition)}.grid-section .card:hover{transform:translateY(-5px)}.grid-section .card h2{color:var(--accent);margin-bottom:1rem}.grid-section .card p{color:var(--text-secondary);line-height:1.6}.card img{max-width:100%;height:auto;border-radius:8px}footer{background:var(--bg-card);border-top:1px solid var(--border);padding:4rem 5% 2rem;margin-top:4rem;text-align:center}.footer-brand{margin-bottom:2rem}.footer-brand p{color:var(--text-secondary);max-width:500px;margin:0 auto;font-size:1rem}.footer-socials{margin-bottom:2.5rem;display:flex;justify-content:center;gap:15px}.footer-socials a{color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;padding:6px 12px;border-radius:8px;transition:var(--transition);display:inline-block;border:1px solid transparent}.footer-socials a:hover{color:var(--accent);background:#3b82f60d;border-color:var(--accent);transform:translateY(-2px)}.footer-legal{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:2rem;padding-top:2rem;border-top:1px solid var(--border)}.footer-legal a{color:var(--text-secondary);text-decoration:none;font-size:.85rem;font-weight:500;transition:var(--transition);position:relative}.footer-legal a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}#footer-rights{margin-top:1.5rem;font-size:.8rem;color:var(--text-secondary);opacity:.8}.privacy-banner{position:fixed;bottom:20px;left:50%;transform:translate(-50%);width:min(900px,95vw);background:var(--bg-card);border:1px solid var(--accent);padding:1.5rem;border-radius:20px;box-shadow:0 10px 30px #0000004d;z-index:var(--z-modal);display:flex;align-items:center;justify-content:space-between;animation:slideUp .5s ease}.privacy-content{display:flex;flex-direction:column;gap:1rem;width:100%}.privacy-content p{font-size:.9rem;color:var(--text-secondary);margin:0}.privacy-actions{display:flex;gap:15px;align-items:center;justify-content:flex-end}.privacy-actions a{color:var(--accent);text-decoration:none;font-size:.85rem;font-weight:600}.accept-btn{background:var(--accent);color:#fff;border:none;padding:8px 20px;border-radius:10px;cursor:pointer;font-weight:600;transition:var(--transition)}.accept-btn:hover{transform:scale(1.05);box-shadow:0 5px 15px #3b82f666}@keyframes slideUp{0%{transform:translate(-50%,100px);opacity:0}to{transform:translate(-50%);opacity:1}}@media(max-width:768px){.menu-toggle{display:block}.nav-menu{display:none;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--bg-card);padding:1.5rem;border-bottom:1px solid var(--border);gap:1.5rem;text-align:center;box-shadow:var(--shadow)}.nav-menu.active{display:flex}.nav-actions{gap:8px}.hero{padding:3rem 5%}.hero h1{font-size:clamp(1.8rem,8vw,2.5rem)}.hero p{font-size:1rem}.assistant-window{inset-inline-start:5%;width:90vw;bottom:90px}footer{padding:3rem 5% 1.5rem}.footer-legal{flex-direction:column;gap:12px}.footer-socials{gap:20px}.theme-btn,.lang-btn{padding:6px 12px;font-size:.85rem;border-radius:10px}.privacy-banner{bottom:10px;padding:1rem}}