:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a25;--bg-glass: rgba(255, 255, 255, .03);--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);--accent-glow: rgba(99, 102, 241, .4);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: rgba(255, 255, 255, .08);--border-glow: rgba(99, 102, 241, .3);--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px var(--accent-glow)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(99,102,241,.15),transparent),radial-gradient(ellipse 60% 40% at 80% 100%,rgba(139,92,246,.1),transparent);pointer-events:none;z-index:-1}.container{max-width:900px;margin:0 auto;padding:var(--spacing-md)}.header{text-align:center;padding:var(--spacing-xl) 0}.logo{display:inline-flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.logo-icon{width:48px;height:48px;background:var(--accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:var(--shadow-glow)}.logo-text{font-size:1.75rem;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{color:var(--text-secondary);font-size:1.1rem;max-width:500px;margin:0 auto}.main{display:flex;flex-direction:column;gap:var(--spacing-lg)}.card{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-lg);backdrop-filter:blur(20px);transition:var(--transition-normal)}.card:hover{border-color:var(--border-glow)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-md)}.card-title{font-size:1rem;font-weight:600;color:var(--text-secondary);display:flex;align-items:center;gap:var(--spacing-xs)}.card-title .icon{font-size:1.2rem}.textarea-wrapper{position:relative}.textarea{width:100%;min-height:180px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-md);color:var(--text-primary);font-size:1rem;font-family:inherit;resize:vertical;transition:var(--transition-normal);line-height:1.7}.textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f126}.textarea::placeholder{color:var(--text-muted)}.char-count{position:absolute;bottom:var(--spacing-sm);right:var(--spacing-sm);font-size:.85rem;color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-lg);font-size:1rem;font-weight:600;border:none;border-radius:var(--radius-full);cursor:pointer;transition:var(--transition-normal);font-family:inherit}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:var(--shadow-md),var(--shadow-glow)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg),0 0 40px var(--accent-glow)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-secondary);border-color:var(--border-glow)}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-sm)}.actions{display:flex;justify-content:center;padding:var(--spacing-sm) 0}.output-content{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-md);min-height:180px;white-space:pre-wrap;word-wrap:break-word;line-height:1.7;color:var(--text-primary)}.output-placeholder{color:var(--text-muted);font-style:italic}.loading{display:inline-flex;gap:4px}.loading span{width:8px;height:8px;background:currentColor;border-radius:50%;animation:bounce 1.4s infinite ease-in-out both}.loading span:nth-child(1){animation-delay:-.32s}.loading span:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:var(--spacing-lg);left:50%;transform:translate(-50%) translateY(100px);background:var(--bg-tertiary);border:1px solid var(--border-color);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-full);color:var(--text-primary);font-size:.9rem;opacity:0;transition:var(--transition-normal);z-index:1000}.toast.show{transform:translate(-50%) translateY(0);opacity:1}.toast.success{border-color:#10b981;background:#10b9811a}.toast.error{border-color:#ef4444;background:#ef44441a}.footer{text-align:center;padding:var(--spacing-xl) 0 var(--spacing-lg);color:var(--text-muted);font-size:.9rem}.footer a{color:var(--accent-primary);text-decoration:none;transition:var(--transition-fast)}.footer a:hover{color:var(--accent-secondary)}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md);margin-top:var(--spacing-lg)}.feature{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-md);text-align:center;transition:var(--transition-normal)}.feature:hover{border-color:var(--border-glow);transform:translateY(-2px)}.feature-icon{font-size:2rem;margin-bottom:var(--spacing-xs)}.feature-title{font-weight:600;margin-bottom:var(--spacing-xs)}.feature-desc{font-size:.85rem;color:var(--text-secondary)}@media(max-width:640px){.container{padding:var(--spacing-sm)}.header{padding:var(--spacing-lg) 0}.logo-text{font-size:1.4rem}.tagline{font-size:1rem}.card{padding:var(--spacing-md)}.textarea{min-height:150px}.features{grid-template-columns:1fr 1fr}}body{font-family:Tajawal,Inter,sans-serif}