*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden}body{font-family:Courier New,Consolas,Monaco,monospace;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);color:#fff;direction:rtl;position:relative}#particles-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none}.main-content{position:relative;z-index:10;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem}.logo-container{margin-bottom:3rem;animation:fadeInUp 1s ease-out}.logo-circle{width:8rem;height:8rem;background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.1);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 2rem;transition:all .3s ease;animation:pulse 2s infinite}.logo-circle:hover{transform:scale(1.1);background:#ffffff14}.bot-icon{width:4rem;height:4rem;color:#fff;filter:drop-shadow(0 0 10px rgba(255,255,255,.3))}.main-title{font-size:4rem;font-weight:700;margin:0;text-shadow:0 0 20px rgba(255,255,255,.5);animation:glow 2s ease-in-out infinite alternate}.message-container{animation:fadeInUp 1s ease-out .5s both}.closed-message{font-size:3rem;font-weight:700;margin-bottom:1rem;color:#ff4757;text-shadow:0 0 20px rgba(255,71,87,.3);animation:fadeInScale 1s ease-out 1s both}.sub-message{font-size:1.5rem;margin-bottom:2rem;opacity:.9;animation:fadeInUp 1s ease-out 1.5s both}.farewell-text{max-width:600px;margin:0 auto;animation:fadeInUp 1s ease-out 2s both}.farewell-text p{font-size:1.1rem;margin-bottom:1rem;opacity:.8;line-height:1.6}#mouse-trail{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:5}.trail-particle{position:absolute;width:4px;height:4px;background:#fffc;border-radius:50%;pointer-events:none;animation:trailFade 1s ease-out forwards}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInScale{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%{box-shadow:0 0 #fff6}70%{box-shadow:0 0 0 20px #fff0}to{box-shadow:0 0 #fff0}}@keyframes glow{0%{text-shadow:0 0 20px rgba(255,255,255,.5)}to{text-shadow:0 0 30px rgba(255,255,255,.8),0 0 40px rgba(255,255,255,.3)}}@keyframes trailFade{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(0)}}.particle{fill:#fff9;animation:float 6s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}@media (max-width: 768px){.main-title{font-size:2.5rem}.closed-message{font-size:2rem}.sub-message{font-size:1.2rem}.farewell-text p{font-size:1rem}.logo-circle{width:6rem;height:6rem}.bot-icon{width:3rem;height:3rem}}@media (max-width: 480px){.main-content{padding:1rem}.main-title{font-size:2rem}.closed-message{font-size:1.5rem}.sub-message{font-size:1rem}}