*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.6;color:#333;background-color:#f5f5f5}a{color:#06c;text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;padding:.75rem 1.5rem;background-color:#06c;color:#fff;border:none;border-radius:4px;font-size:1rem;transition:background-color .2s ease}button:hover{background-color:#05a}button:disabled{background-color:#ccc;cursor:not-allowed}input,textarea,select{padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;width:100%}input:focus,textarea:focus,select:focus{outline:none;border-color:#06c;box-shadow:0 0 0 3px #0066cc1a}label{display:block;margin-bottom:.5rem;font-weight:500}small{display:block;color:#666;font-size:.85rem;margin-bottom:.5rem}h1,h2,h3{margin-bottom:1rem;color:#333}p{margin-bottom:1rem;color:#555}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:1rem}.auth-card{background:#fff;padding:2.5rem;border-radius:8px;box-shadow:0 2px 8px #0000001a;width:100%;max-width:400px}.auth-links{margin-top:2rem;padding-top:2rem;border-top:1px solid #ddd;display:flex;flex-direction:column;gap:.75rem;text-align:center}.protected-container{display:flex;flex-direction:column;min-height:100vh}.nav-bar{background:#2c3e50;color:#fff;padding:1.25rem 1rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 1px 3px #0000001a}.nav-brand{color:#fff;font-weight:600;font-size:1.1rem}.nav-right{display:flex;gap:1.5rem;align-items:center}.nav-right a{color:#ecf0f1;text-decoration:none}.nav-right a:hover{color:#fff}.nav-logout{background:transparent;color:#ecf0f1;border:1px solid #ecf0f1;padding:.5rem 1rem;font-size:.9rem;cursor:pointer}.nav-logout:hover{background:#ecf0f1;color:#2c3e50}.main-content{flex:1;max-width:900px;margin:0 auto;width:100%;padding:2rem 1rem}header{background:#fff;padding:2rem 1rem;border-bottom:1px solid #ddd}.content-card{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 1px 3px #00000014;margin-bottom:2rem}.content-card:last-child{margin-bottom:0}.content-card h2{margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid #f0f0f0}.page-nav{margin-top:2rem}.page-nav h3{margin-bottom:1rem;font-size:1.1rem}.page-nav ul{list-style:none}.page-nav li{margin-bottom:.75rem}form>div{margin-bottom:1.5rem}fieldset{border:none;padding:0;margin:0 0 1.5rem}fieldset legend{margin-bottom:1.5rem;font-weight:600;font-size:1.05rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-compact{display:flex;flex-direction:column;gap:1.5rem}.button-group{display:flex;gap:1rem;margin-top:1.5rem}.button-group button{flex:1}.submit-btn{padding:.75rem 1.5rem;background-color:#06c;color:#fff;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .2s ease;width:100%}.submit-btn:hover{background-color:#05a}form button{width:100%}.btn-danger{background-color:#dc3545}.btn-danger:hover{background-color:#c82333}.message{padding:1rem;border-radius:4px;margin-top:1.5rem;font-size:.95rem}.message:empty{display:none}.message.success{background-color:#d4edda;border:1px solid #c3e6cb;color:#155724}.message.error{background-color:#f8d7da;border:1px solid #f5c6cb;color:#721c24}.message.info{background-color:#d1ecf1;border:1px solid #bee5eb;color:#0c5460}.security-alert{border-left:4px solid #ffc107;background-color:#fffbf0}.alert-danger{border-left-color:#dc3545;background-color:#fef5f5}.auth-options{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}.auth-option{display:flex;align-items:flex-start;padding:1.5rem;border:2px solid #ddd;border-radius:6px;cursor:pointer;transition:all .2s ease}.auth-option:hover{border-color:#06c;background-color:#f8fbff}.auth-option input[type=radio]{width:auto;margin-right:1rem;cursor:pointer;accent-color:#0066cc}.auth-option label{flex:1;margin-bottom:0;cursor:pointer}.option-title{font-weight:600;color:#333;display:block;margin-bottom:.25rem}.option-desc{font-size:.875rem;color:#666;display:block}.password-auth-container{padding:1.5rem;background:#f9f9f9;border-radius:6px;margin-top:1rem;border-left:3px solid #0066cc}.code-input{letter-spacing:.8rem;text-align:center;font-size:1.75rem;font-weight:600;font-family:monospace}.recovery-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin:1rem 0}.recovery-list li{padding:1rem;font-family:monospace;font-size:.9rem;background:#f9f9f9;border:1px solid #ddd;border-radius:4px;text-align:center;letter-spacing:.05em}.qr-wrapper{margin:2rem 0;display:flex;justify-content:center}.qr-display{display:flex;justify-content:center;align-items:center;padding:2rem;background:#f9f9f9;border:1px solid #ddd;border-radius:8px}.hidden{display:none}