*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #6366f1;--primary-dark: #4f46e5;--primary-light: #818cf8;--secondary-color: #10b981;--accent-color: #f59e0b;--danger-color: #ef4444;--text-primary: #1f2937;--text-secondary: #6b7280;--bg-primary: #ffffff;--bg-secondary: #f9fafb;--bg-dark: #111827;--border-color: #e5e7eb;--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, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--transition: all .3s ease}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-primary);background-color:var(--bg-secondary);line-height:1.6}[dir=rtl],[lang=ar]{font-family:Noto Sans Arabic,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}[dir=rtl] *,[lang=ar] *{font-family:inherit}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:1rem;color:var(--text-primary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-bottom:1rem;color:var(--text-secondary)}a{color:var(--primary-color);text-decoration:none;transition:var(--transition)}a:hover{color:var(--primary-dark)}button{cursor:pointer;border:none;outline:none;font-family:inherit;transition:var(--transition)}.btn{display:inline-block;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:600;text-align:center;transition:var(--transition);border:none;cursor:pointer}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--secondary-color);color:#fff}.btn-secondary:hover{background-color:#059669;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-outline{background-color:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.btn-outline:hover{background-color:var(--primary-color);color:#fff}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover{background-color:#dc2626}input,textarea,select{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:var(--radius-md);font-family:inherit;font-size:1rem;transition:var(--transition);background:var(--bg-primary);color:var(--text-primary)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #6366f11a}input.error,textarea.error,select.error{border-color:var(--danger-color)}input.error:focus,textarea.error:focus,select.error:focus{box-shadow:0 0 0 3px #ef44441a}label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary)}.form-group{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1rem}.form-group label{font-weight:500;color:var(--text-primary);margin-bottom:.25rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}.form-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border-color)}@media (max-width: 768px){.form-row{grid-template-columns:1fr}}.card{background:var(--bg-primary);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-md);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-lg)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.section{padding:4rem 0}.grid{display:grid;gap:2rem}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.text-center{text-align:center}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}.section{padding:2rem 0}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.spinner{border:3px solid var(--border-color);border-top:3px solid var(--primary-color);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:0 auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.alert{padding:1rem;border-radius:var(--radius-md);margin-bottom:1rem}.alert-success{background-color:#d1fae5;color:#065f46;border:1px solid #10b981}.alert-error{background-color:#fee2e2;color:#991b1b;border:1px solid #ef4444}.alert-info{background-color:#dbeafe;color:#1e40af;border:1px solid #3b82f6}