*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #2563eb;--primary-dark: #1e40af;--background: #f8fafc;--surface: #ffffff;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--success: #10b981;--danger: #ef4444;--shadow: rgba(0, 0, 0, .1);--input-bg: var(--surface);--nav-bg: #ffffff;--nav-border: #e2e8f0;--scrim: rgba(0, 0, 0, .4);--card-hover: #f1f5f9}:root[data-theme=dark]{--background: #0f0f0f;--surface: #1a1a2e;--text: #f1f5f9;--text-secondary: #94a3b8;--border: #2a2a4a;--shadow: rgba(0, 0, 0, .3);--input-bg: rgba(15, 15, 30, .6);--nav-bg: #1a1a2e;--nav-border: #2a2a4a;--scrim: rgba(0, 0, 0, .6);--card-hover: #252540}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(--background);color:var(--text);line-height:1.6}#root{min-height:100vh}button{font-family:inherit;cursor:pointer;border:none;outline:none;transition:all .2s}button:active{transform:scale(.98)}input,select,textarea{font-family:inherit;font-size:16px;outline:none}a{color:inherit;text-decoration:none}.container{max-width:600px;margin:0 auto;padding:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:.5rem;font-weight:600;font-size:1rem;transition:all .2s;gap:.5rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--background)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-full{width:100%}.card{background:var(--surface);border:1px solid var(--border);border-radius:.75rem;padding:1.5rem;box-shadow:0 1px 3px var(--shadow)}.input{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:.5rem;font-size:1rem;background:var(--input-bg);color:var(--text)}.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb33}.text-secondary{color:var(--text-secondary)}.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}.loading{display:flex;justify-content:center;align-items:center;padding:2rem;color:var(--text-secondary)}.error{padding:1rem;background:#ef44441a;color:var(--danger);border-radius:.5rem;margin-bottom:1rem}@keyframes bell-shake{0%{transform:rotate(0)}15%{transform:rotate(14deg)}30%{transform:rotate(-12deg)}45%{transform:rotate(10deg)}60%{transform:rotate(-8deg)}75%{transform:rotate(4deg)}to{transform:rotate(0)}}.bell-shake{animation:bell-shake .6s ease-in-out;animation-iteration-count:2}