*{box-sizing:border-box;margin:0;padding:0}:root{--clr-primary:#2c3e50;--clr-secondary:#34495e;--clr-accent:#3498db;--clr-accent-dark:#2980b9;--clr-light:#f8f9fa;--clr-white:#ffffff;--clr-dark:#212529;--clr-muted:#6c757d;--clr-muted-dark:#5a6268;--clr-success:#28a745;--clr-success-light:#d4edda;--clr-success-border:#b1dfbb;--clr-success-text:#14532d;--clr-info:#17a2b8;--clr-info-light:#d1ecf1;--clr-info-border:#bee5eb;--clr-info-text:#0c5460;--clr-info-dark:#138496;--clr-warning:#ffc107;--clr-warning-light:#fff3cd;--clr-warning-border:#ffeeba;--clr-warning-text:#856404;--clr-warning-dark:#e0a800;--clr-danger:#dc3545;--clr-danger-light:#f8d7da;--clr-danger-border:#f5c6cb;--clr-danger-text:#721c24;--clr-danger-dark:#c82333}html{height:100%}body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.6;color:var(--clr-dark);background-color:var(--clr-light);display:flex;flex-direction:column;min-height:100vh}header{background-color:var(--clr-primary);color:var(--clr-white);padding:.9rem 2rem;position:fixed;top:0;left:0;width:100%;z-index:1000;display:flex;justify-content:space-between;align-items:center;border-bottom:3px solid var(--clr-accent)}header h1{font-size:1.4rem;margin:0;font-weight:600;display:flex;align-items:center}.header-icon{margin-right:10px;font-size:1.1em;opacity:.9}header h1 span{font-size:.75em;opacity:.8;margin-left:8px;font-weight:400}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 15px;border:1px solid transparent;border-radius:4px;cursor:pointer;text-decoration:none;font-size:.9rem;font-weight:500;transition:background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .1s ease;vertical-align:middle;line-height:1.5;text-align:center;white-space:nowrap}.button i{line-height:1}.button.icon-only{padding:10px;gap:0}.button.icon-only i{margin:0;font-size:1em}.accent-button{background-color:var(--clr-accent);color:var(--clr-white);border-color:var(--clr-accent)}.accent-button:hover{background-color:var(--clr-accent-dark);border-color:var(--clr-accent-dark)}.success-button{background-color:var(--clr-success);color:var(--clr-white);border-color:var(--clr-success)}.success-button:hover{background-color:#218838;border-color:#1e7e34}.warning-button{background-color:var(--clr-warning);color:var(--clr-dark);border-color:var(--clr-warning)}.warning-button:hover{background-color:var(--clr-warning-dark);border-color:var(--clr-warning-dark);color:var(--clr-dark)}.danger-button{background-color:var(--clr-danger);color:var(--clr-white);border-color:var(--clr-danger)}.danger-button:hover{background-color:var(--clr-danger-dark);border-color:var(--clr-danger-dark)}.info-button{background-color:var(--clr-info);color:var(--clr-white);border-color:var(--clr-info)}.info-button:hover{background-color:var(--clr-info-dark);border-color:#117a8b}.secondary-button{background-color:var(--clr-muted);color:var(--clr-white);border-color:var(--clr-muted)}.secondary-button:hover{background-color:var(--clr-muted-dark);border-color:var(--clr-muted-dark)}.tertiary-button{background-color:#e9ecef;color:var(--clr-dark);border:1px solid #ced4da}.tertiary-button:hover{background-color:#dee2e6;border-color:#adb5bd}.data-button{margin-left:0}.action-button{padding:5px 8px;font-size:.8rem;gap:4px}.edit-button{background-color:var(--clr-warning);color:var(--clr-dark);border-color:var(--clr-warning)}.edit-button:hover{background-color:var(--clr-warning-dark);border-color:var(--clr-warning-dark);color:var(--clr-dark)}.mode-button{background-color:transparent;border:none;border-radius:4px 4px 0 0;padding:12px 20px;font-weight:500;color:var(--clr-muted);cursor:pointer;text-align:center;margin:0 2px -2px 0;border-bottom:3px solid transparent;position:relative;transition:color .2s ease,border-color .2s ease;line-height:1.5;display:inline-flex;align-items:center;gap:6px}.button.mode-button{background-color:transparent!important;color:var(--clr-muted);border:none!important;font-weight:500}.mode-button.active{color:var(--clr-accent);font-weight:600;border-bottom-color:var(--clr-accent)}.mode-button:hover:not(.active){color:var(--clr-dark);border-bottom-color:#ccc}main{flex:1;padding-bottom:90px;padding-left:2rem;padding-right:2rem;max-width:1200px;margin:0 auto;width:100%}.controls-container{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;position:sticky;top:60px;background-color:var(--clr-light);z-index:900;padding-top:10px;padding-bottom:10px}.mode-selector{border-bottom:2px solid #dee2e6;display:flex}.data-management{margin-bottom:0;padding-bottom:2px;display:flex;gap:10px}.app-description{padding:0 0 1rem 0;margin-bottom:1rem;font-size:.95rem;color:var(--clr-muted);max-width:850px;margin-left:auto;margin-right:auto;text-align:center;line-height:1.5}.app-description p{margin-bottom:0}.mode-section{display:none;background-color:var(--clr-white);padding:1.5rem 2rem;border-radius:0 6px 6px 6px;box-shadow:0 1px 3px rgba(0,0,0,.05),0 1px 2px rgba(0,0,0,.03);margin-top:0;border:1px solid #dee2e6;border-top:none}.mode-section.active{display:block}.section-header{display:flex;align-items:center;margin-bottom:1.5rem;padding-bottom:.75rem;border-bottom:1px solid #eee}.section-icon{font-size:1.5em;color:var(--clr-primary);margin-right:12px;line-height:1}.modal-content h2,.mode-section h2{margin-bottom:0;padding-bottom:0;border-bottom:none;color:var(--clr-primary);font-weight:600;font-size:1.5rem}#add-attendee-form p{margin-bottom:1rem;font-size:.9em;color:var(--clr-muted)}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.25rem;margin-bottom:1.5rem}.form-group label{display:inline-flex;align-items:baseline;gap:6px;margin-bottom:6px;font-weight:500;font-size:.9rem;color:#495057}.form-icon{color:var(--clr-muted);font-size:.9em;width:1.1em;text-align:center}.form-group input[type=email],.form-group input[type=tel],.form-group input[type=text]{width:100%;padding:10px 12px;border:1px solid #ced4da;border-radius:4px;font-size:1rem;transition:border-color .15s ease-in-out,box-shadow .15s ease-in-out}.form-group input:focus{border-color:var(--clr-accent);outline:0;box-shadow:0 0 0 .2rem rgba(52,152,219,.25)}.company-group{display:flex;align-items:flex-end;gap:5px}.company-group input{flex-grow:1;margin-right:0}#reset-company{padding:10px}.info-box{margin-top:1.5rem;padding:1rem 1.25rem;border:1px solid transparent;border-radius:4px;display:flex;flex-direction:column;gap:.5rem}.info-box h3{margin:0;font-size:1.1rem;display:flex;align-items:center;gap:8px}.info-box h3 i{font-size:1em}#generated-id{font-weight:600;background-color:var(--clr-white);padding:2px 6px;border-radius:3px;border:1px solid #eee;font-family:monospace}.info-bg{background-color:var(--clr-info-light);border-color:var(--clr-info-border);color:var(--clr-info-text)}.info-bg h3{color:var(--clr-info-text)}.success-bg{background-color:var(--clr-success-light);border-color:var(--clr-success-border);color:var(--clr-success-text)}.success-bg h3{color:var(--clr-success-text)}.warning-bg{background-color:var(--clr-warning-light);border-color:var(--clr-warning-border);color:var(--clr-warning-text)}.warning-bg h3{color:var(--clr-warning-text)}.danger-bg{background-color:var(--clr-danger-light);border-color:var(--clr-danger-border);color:var(--clr-danger-text)}.danger-bg h3{color:var(--clr-danger-text)}.attendee-list-attendance,.attendee-list-manage{max-height:450px;overflow-y:auto;border:1px solid #e9ecef;padding:10px;background-color:var(--clr-white);border-radius:4px}.attendee-list-manage{margin-top:1rem}.management-list-area{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid #dee2e6}.management-list-area .section-header{margin-bottom:.5rem;border-bottom:none;padding-bottom:0}.management-list-area p{font-size:.9em;color:var(--clr-muted);margin-bottom:1rem}.empty-list-message{color:var(--clr-muted);font-style:italic;text-align:center;padding:20px}.attendee-item{background-color:var(--clr-white);border:1px solid #e9ecef;padding:12px 15px;margin-bottom:8px;border-radius:4px;font-size:.9rem;position:relative;display:flex;justify-content:space-between;align-items:center;gap:15px;transition:background-color .15s ease}.attendee-item:hover{background-color:#f8f9fa}.attendee-details{flex-grow:1;display:flex;flex-direction:column;gap:2px}.attendee-details strong{font-size:1rem;font-weight:600;color:var(--clr-dark)}.attendee-details span{font-size:.88rem;color:var(--clr-muted);line-height:1.4;display:inline-flex;align-items:center;gap:5px}.attendee-details span i{font-size:.9em;width:1em;text-align:center}.attendee-details span.id{font-weight:500;color:var(--clr-dark);background-color:#e9ecef;padding:2px 6px;border-radius:3px;display:inline-block;margin-top:4px;font-size:.8rem;font-family:monospace}.attendee-actions{display:flex;gap:8px;flex-shrink:0}.attendance-input{margin-bottom:1.5rem;display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding-bottom:1rem;border-bottom:1px solid #eee}.attendance-input label{font-weight:500;margin-right:5px;display:inline-flex;align-items:center;gap:6px}#attendance-id-input{padding:10px 12px;border:1px solid #ced4da;border-radius:4px;font-size:1.1rem;width:150px;text-align:center;transition:border-color .15s ease-in-out,box-shadow .15s ease-in-out}#attendance-id-input:focus{border-color:var(--clr-accent);outline:0;box-shadow:0 0 0 .2rem rgba(52,152,219,.25)}.reset-button{margin-left:auto}.status-message{padding:10px 15px;font-size:.9em;border-radius:4px;flex-basis:100%;text-align:center;margin-top:10px;background-color:transparent;border-color:transparent;display:flex;align-items:center;justify-content:center;gap:8px;border-width:1px;border-style:solid}.status-message.success{background-color:var(--clr-success-light);border-color:var(--clr-success-border);color:var(--clr-success-text)}.status-message.error{background-color:var(--clr-danger-light);border-color:var(--clr-danger-border);color:var(--clr-danger-text)}.status-message.info{background-color:var(--clr-info-light);border-color:var(--clr-info-border);color:var(--clr-info-text)}.status-message.warning{background-color:var(--clr-warning-light);border-color:var(--clr-warning-border);color:var(--clr-warning-text)}.attendance-columns{display:flex;gap:2rem;margin-top:1rem}.attendance-column{flex:1;background-color:var(--clr-light);padding:1.5rem;border:1px solid #e9ecef;border-radius:6px;min-height:300px;display:flex;flex-direction:column}.attendance-column h3{margin-top:0;margin-bottom:1rem;border-bottom:1px solid #dee2e6;padding-bottom:.75rem;color:var(--clr-secondary);font-weight:600;display:flex;align-items:center;gap:8px;font-size:1.1rem}.attendance-column h3 i{font-size:1.1em;color:var(--clr-muted)}.attendee-list-attendance{background-color:var(--clr-white);flex-grow:1}footer{background-color:var(--clr-secondary);color:#bdc3c7;padding:1rem 2rem;text-align:center;font-size:.9rem;position:fixed;bottom:0;left:0;width:100%;z-index:1000;border-top:3px solid var(--clr-primary)}footer a{color:var(--clr-accent);text-decoration:none;display:inline-flex;align-items:center;gap:4px}footer a:hover{color:var(--clr-accent-dark);text-decoration:underline}.disclaimer{margin-top:.5rem}#disclaimer-toggle{background:0 0;border:none;color:#95a5a6;cursor:pointer;text-decoration:underline;font-size:.8rem;padding:0;display:inline-flex;align-items:center;gap:4px}#disclaimer-toggle:hover{color:var(--clr-white)}#disclaimer-text{margin-top:.5rem;font-size:.8rem;color:#95a5a6;max-width:800px;margin-left:auto;margin-right:auto;text-align:justify}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(33,37,41,.6);display:flex;justify-content:center;align-items:center;z-index:2000;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility 0s linear .2s}.modal-overlay.visible{opacity:1;visibility:visible;transition:opacity .2s ease}.modal-content{background-color:var(--clr-white);padding:2rem 2.5rem;border-radius:6px;box-shadow:0 5px 15px rgba(0,0,0,.3);width:90%;max-width:600px;max-height:90vh;overflow-y:auto;transform:scale(.95);transition:transform .2s ease}.modal-overlay.visible .modal-content{transform:scale(1)}.modal-content.small-modal{max-width:450px}.modal-header{border-bottom:1px solid #eee;padding-bottom:.75rem;margin-bottom:1.5rem}.modal-header .section-icon{color:var(--clr-primary)}.modal-header .warning-text{color:var(--clr-warning-text)}.modal-content p{margin-bottom:1rem;line-height:1.7;color:var(--clr-muted)}.modal-content p strong{color:var(--clr-dark);font-weight:600}#edit-attendee-form .form-group{margin-bottom:1.25rem}.modal-actions{margin-top:2rem;display:flex;justify-content:flex-end;gap:10px}.warning-text{color:var(--clr-warning-text)!important}@media (max-width:768px){header{padding:.8rem 1rem}.header-title h1{font-size:1.2rem}.return-button{padding:6px 10px;font-size:.8rem}.controls-container{top:58px;padding-left:1rem;padding-right:1rem;align-items:center}main{padding-left:1rem;padding-right:1rem;padding-bottom:100px}.form-grid{grid-template-columns:1fr}.attendance-columns{flex-direction:column;gap:1rem}.reset-button{margin-left:0;width:100%;margin-top:10px}footer{padding:.8rem 1rem;font-size:.8rem}.modal-content{width:95%;padding:1.5rem 2rem}.mode-selector{width:100%;justify-content:center;margin-bottom:10px}.data-management{width:100%;justify-content:center;display:flex;padding-bottom:0;margin-top:5px;gap:10px}.mode-section{border-radius:6px;border-top:1px solid #dee2e6;margin-top:1rem}.section-header{margin-bottom:1rem}.modal-content h2,.mode-section h2{font-size:1.3rem}}@media (max-width:480px){.mode-button{padding:10px 12px;font-size:.85rem;gap:4px}.data-management{gap:10px}.data-button{flex-grow:1;margin-left:0}.attendee-item{flex-direction:column;align-items:flex-start}.attendee-actions{margin-top:10px;width:100%;justify-content:flex-end}.attendance-input{padding-bottom:.5rem}.reset-button{margin-top:15px}.modal-content{padding:1.5rem}.section-header{flex-direction:column;align-items:flex-start;gap:5px;margin-bottom:1rem}.section-icon{margin-right:0;margin-bottom:5px}.modal-content h2,.mode-section h2{font-size:1.2rem}}