:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--bg-card: rgba(255, 255, 255, .03);--bg-glass: rgba(255, 255, 255, .05);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .8);--text-muted: rgba(255, 255, 255, .5);--border-color: rgba(255, 255, 255, .1);--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-tertiary: #ec4899;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);--gradient-secondary: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);--gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, .1) 0%, rgba(255, 255, 255, .05) 100%);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .3), 0 2px 4px -2px rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .3), 0 4px 6px -4px rgb(0 0 0 / .3);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .3), 0 10px 10px -5px rgb(0 0 0 / .2);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3)}*{margin:0;padding:0;box-sizing:border-box}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;background:var(--gradient-secondary);color:var(--text-primary);min-height:100vh;overflow-x:hidden}.app{min-height:100vh;position:relative;background:var(--gradient-secondary);padding:0}.app:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 80%,rgba(99,102,241,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(236,72,153,.15) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(139,92,246,.1) 0%,transparent 50%);animation:backgroundShift 20s ease-in-out infinite;z-index:0}@keyframes backgroundShift{0%,to{opacity:1}50%{opacity:.8}}.emoji-decoration{position:absolute;font-size:2rem;opacity:.1;animation:float 6s ease-in-out infinite;z-index:0;pointer-events:none}.emoji-decoration:nth-child(1){top:10%;left:10%;animation-delay:0s}.emoji-decoration:nth-child(2){top:20%;right:15%;animation-delay:2s}.emoji-decoration:nth-child(3){bottom:30%;left:20%;animation-delay:4s}.emoji-decoration:nth-child(4){bottom:20%;right:10%;animation-delay:1s}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(180deg)}}.header{text-align:center;margin:40px 0 30px;position:relative;z-index:1}.logo{width:80px;height:80px;margin-bottom:20px;border-radius:20px;box-shadow:0 15px 30px #0006,0 0 0 1px #ffffff1a;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.logo:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-primary);opacity:0;transition:opacity .3s ease;border-radius:28px}.logo:hover{transform:translateY(-8px) scale(1.05);box-shadow:0 35px 70px #00000080,0 0 0 1px #fff3,var(--shadow-glow)}.logo:hover:before{opacity:.1}.title{font-size:2.5rem;font-weight:800;margin:0;background:linear-gradient(135deg,#fff,#a8a8ff,#ffa8ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em;text-shadow:0 4px 8px rgba(0,0,0,.3);position:relative}.subtitle{color:var(--text-secondary);font-size:1rem;font-weight:400;margin-top:12px;letter-spacing:.01em;opacity:.9}.container{max-width:600px;margin:0 auto 60px;background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:24px;padding:32px;box-shadow:0 24px 48px #0006,inset 0 1px #ffffff1a;position:relative;z-index:1;transition:all .3s ease}.container:hover{border-color:#ffffff26;box-shadow:0 40px 80px #00000080,inset 0 1px #ffffff26}.input-section{margin-bottom:24px}.input-group{margin-bottom:20px}.input-label{display:block;font-size:.9rem;font-weight:600;color:var(--text-secondary);margin-bottom:8px;letter-spacing:.01em}.input-with-copy{position:relative;display:flex;align-items:center}.input-field{flex:1;padding:14px 50px 14px 16px;font-size:1rem;border:2px solid var(--border-color);border-radius:12px;background:var(--bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-primary);transition:all .3s cubic-bezier(.4,0,.2,1);outline:none}.input-field::placeholder{color:var(--text-muted)}.input-field:focus{border-color:var(--accent-primary);background:#ffffff14;box-shadow:0 0 0 4px #6366f11a,0 8px 32px #0003;transform:translateY(-2px)}.emoji-field{font-size:1.5rem;text-align:center;letter-spacing:.1em}.copy-button-small{position:absolute;right:8px;background:var(--gradient-primary);color:#fff;border:none;border-radius:8px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.9rem;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 16px #6366f14d}.copy-button-small:hover{transform:translateY(-2px) scale(1.1);box-shadow:0 8px 24px #6366f166}.copy-button-small.copied{background:linear-gradient(135deg,var(--success) 0%,#059669 100%);box-shadow:0 4px 16px #10b9814d}.convert-button{width:100%;background:var(--gradient-primary);color:#fff;border:none;border-radius:12px;padding:14px 20px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 6px 24px #6366f14d;display:flex;align-items:center;justify-content:center;gap:8px;position:relative;overflow:hidden}.convert-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.convert-button:hover:before{left:100%}.convert-button:hover:not(:disabled){transform:translateY(-4px);box-shadow:0 16px 48px #6366f166}.convert-button:active:not(:disabled){transform:translateY(-2px)}.convert-button:disabled{opacity:.6;cursor:not-allowed;transform:none}.examples{text-align:center;margin-top:48px;padding-top:32px;border-top:1px solid var(--border-color)}.examples-label{font-size:.9rem;font-weight:600;color:var(--text-secondary);margin-bottom:16px;letter-spacing:.01em}.example-button{background:var(--bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:20px;padding:8px 16px;margin:4px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);white-space:nowrap;position:relative;overflow:hidden}.example-button:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-primary);opacity:0;transition:opacity .3s ease;border-radius:24px}.example-button:hover:not(:disabled){color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 8px 24px #6366f14d}.example-button:hover:not(:disabled):before{opacity:1}.example-button:disabled{opacity:.4;cursor:not-allowed;transform:none}.footer{text-align:center;margin-top:60px;padding-top:40px;border-top:1px solid var(--border-color);color:var(--text-muted);font-size:.95rem;line-height:1.8;position:relative;z-index:1}.footer a{color:var(--text-secondary);text-decoration:none;font-weight:600;transition:all .3s ease;position:relative}.footer a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--gradient-primary);transition:width .3s ease}.footer a:hover{color:#fff}.footer a:hover:after{width:100%}.loading{display:inline-block;width:24px;height:24px;border:3px solid rgba(255,255,255,.3);border-top:3px solid white;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.app{padding:0 16px}.header{margin:60px 0 40px}.container{padding:32px 24px;margin-bottom:60px;border-radius:24px}.title{font-size:2.5rem}.logo{width:100px;height:100px}.input-field{padding:16px 50px 16px 16px;font-size:1rem}.convert-button{padding:16px;font-size:1.1rem}.copy-button-small{width:40px;height:40px;right:8px}}@media (max-width: 480px){.header{margin:40px 0 30px}.title{font-size:2rem}.container{padding:24px 20px;margin:0 8px 40px}.logo{width:80px;height:80px}.input-field{padding:14px 45px 14px 14px}.convert-button{padding:14px;font-size:1rem}.example-button{font-size:.85rem;padding:10px 16px;margin:4px}}