:root{--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .24);--shadow: 0 3px 6px rgba(0, 0, 0, .15), 0 2px 4px rgba(0, 0, 0, .12);--shadow-md: 0 10px 20px rgba(0, 0, 0, .15), 0 3px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 15px 25px rgba(0, 0, 0, .15), 0 5px 10px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 40px rgba(0, 0, 0, .2);--radius: .5rem;--spacing: 1rem;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--color-bg: #ffffff;--color-text: #333333;--color-primary: #1e3a8a;--color-primary-contrast: #ffffff;--color-secondary: #6c757d;--color-success: #28a745;--color-danger: #dc3545;--color-warning: #ffc107;--color-info: #17a2b8;--color-light: #f8f9fa;--color-dark: #343a40;--font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, "Cascadia Code", "SF Mono", monospace;--container-width: min(90%, 1200px)}.events-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 1.25rem;text-align:center;min-height:20rem}.spinner{border:4px solid var(--color-light, #f3f3f3);border-top:4px solid var(--primary-color, var(--color-primary));border-radius:50%;width:50px;height:50px;animation:spin 1s linear infinite;margin-bottom:var(--spacing)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.events-loading-text{font-size:1rem;color:var(--text-color, var(--color-text));font-weight:500}.events-error{background-color:#fff3cd;border:1px solid var(--color-warning);border-radius:var(--radius);padding:var(--spacing);margin:calc(var(--spacing) * 1.25) 0;box-shadow:var(--shadow-sm)}.error-content{display:flex;align-items:center;gap:.75rem}.error-icon{font-size:1.5rem;flex-shrink:0}.error-text{flex:1;color:#856404;font-weight:500}.error-dismiss{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#856404;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);transition:var(--transition)}.error-dismiss:hover{background-color:#8564041a}.events-empty-state{text-align:center;padding:3.75rem 1.25rem}.empty-state-icon{font-size:4rem;margin-bottom:var(--spacing);opacity:.5}.empty-state-title{font-size:1.5rem;font-weight:600;color:var(--text-color, var(--color-text));margin-bottom:.75rem}.empty-state-message{font-size:1rem;color:var(--text-color, #516f90);margin-bottom:1.5rem;opacity:.8}.empty-state-action{padding:.75rem 1.5rem;background-color:var(--primary-color, var(--color-primary));color:var(--color-primary-contrast, white);border:none;border-radius:var(--radius);font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.empty-state-action:hover{background-color:var(--secondary-color, var(--color-secondary));box-shadow:var(--shadow);transform:translateY(-1px)}.search-filter-bar{background-color:var(--bg-color, var(--color-bg));padding:var(--spacing);border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-bottom:calc(var(--spacing) * 1.5);display:flex;flex-direction:column;gap:var(--spacing)}.search-input-wrapper{position:relative;width:100%}.search-input{width:100%;padding:.75rem 1rem .75rem 2.75rem;border:2px solid var(--border-color, #cbd6e2);border-radius:var(--radius);font-size:1rem;transition:var(--transition);font-family:var(--font-sans)}.search-input:focus{outline:none;border-color:var(--primary-color, var(--color-primary));box-shadow:0 0 0 3px #1e3a8a1a}.search-icon{position:absolute;left:.875rem;top:50%;transform:translateY(-50%);font-size:1.125rem;color:#516f90;pointer-events:none}.filter-controls{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center}.filter-select{padding:.625rem .875rem;border:2px solid var(--border-color, #cbd6e2);border-radius:var(--radius);font-size:.875rem;background-color:var(--bg-color, var(--color-bg));cursor:pointer;transition:var(--transition);flex:1;min-width:150px;font-family:var(--font-sans)}.filter-select:focus{outline:none;border-color:var(--primary-color, var(--color-primary));box-shadow:0 0 0 3px #1e3a8a1a}.clear-filters-btn{padding:.625rem 1.25rem;background-color:var(--color-light);color:var(--text-color, var(--color-text));border:2px solid var(--border-color, #cbd6e2);border-radius:var(--radius);font-weight:600;cursor:pointer;transition:var(--transition);white-space:nowrap;font-family:var(--font-sans)}.clear-filters-btn:hover{background-color:#e2e6ea;border-color:#a0a0a0;box-shadow:var(--shadow-sm)}.installation-prompt{max-width:700px;margin:3.75rem auto;padding:2.5rem;background:linear-gradient(135deg,var(--color-light) 0%,var(--color-bg) 100%);border:2px solid var(--border-color, #cbd6e2);border-radius:calc(var(--radius) * 1.5);text-align:center;box-shadow:var(--shadow-md)}.installation-prompt.success{border-color:var(--color-success);background:linear-gradient(135deg,#e8f5e9 0%,var(--color-bg) 100%)}.installation-icon{font-size:4.5rem;margin-bottom:1.5rem;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.installation-prompt h2{font-size:1.75rem;font-weight:700;color:var(--text-color, var(--color-text));margin:0 0 1rem;font-family:var(--font-sans)}.installation-prompt p{font-size:1rem;color:#516f90;line-height:1.6;margin:0 0 2rem;font-family:var(--font-sans)}.installation-button{padding:1rem 2rem;background-color:var(--primary-color, var(--color-primary));color:var(--color-primary-contrast, white);border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow);font-family:var(--font-sans)}.installation-button:hover:not(:disabled){background-color:var(--secondary-color, var(--color-secondary));transform:translateY(-2px);box-shadow:var(--shadow-md)}.installation-button:disabled{background-color:#cbd6e2;cursor:not-allowed;box-shadow:none;transform:none}.installation-details{margin-top:2.5rem;padding-top:2rem;border-top:2px solid var(--border-color, #cbd6e2);text-align:left}.installation-details h3{font-size:1.125rem;font-weight:600;color:var(--text-color, var(--color-text));margin:0 0 1rem;font-family:var(--font-sans)}.installation-details ul{list-style:none;padding:0;margin:0}.installation-details li{padding:.5rem 0 .5rem 2rem;color:#516f90;position:relative;line-height:1.5;font-family:var(--font-sans)}.installation-details li:before{content:"✓";position:absolute;left:0;color:var(--primary-color, var(--color-primary));font-weight:700;font-size:1.125rem}.installation-error{background-color:#fff3cd;border:1px solid var(--color-warning);border-radius:var(--radius);padding:.75rem 1rem;margin:var(--spacing) 0;display:flex;align-items:center;gap:.75rem;color:#856404;font-weight:500}.installation-error .error-icon{font-size:1.25rem}@media (min-width: 768px){.search-filter-bar{flex-direction:row;align-items:center}.search-input-wrapper{flex:2}.filter-controls{flex:3}}@media (max-width: 767px){.filter-select{min-width:100%}.installation-prompt{padding:1.875rem 1.25rem;margin:2.5rem 1.25rem}.installation-prompt h2{font-size:1.5rem}.installation-icon{font-size:3.5rem}}.event-registration-module{width:100%;margin:0 auto;font-family:var(--font-sans)}.registration-container{max-width:900px;margin:0 auto;padding:calc(var(--spacing) * 2.5) var(--spacing)}.registration-event-summary{margin-bottom:calc(var(--spacing) * 2.5)}.registration-event-summary h1{font-size:2rem;font-weight:700;color:var(--text-color, var(--color-text));margin:0 0 1.5rem;text-align:center;font-family:var(--font-sans)}.event-summary-card{background-color:var(--bg-color, var(--color-bg));border:2px solid var(--border-color, #cbd6e2);border-radius:var(--radius);padding:1.5rem;display:flex;gap:1.5rem;align-items:center;box-shadow:var(--shadow-sm);transition:var(--transition)}.event-summary-card:hover{box-shadow:var(--shadow)}.event-summary-image{width:120px;height:120px;object-fit:cover;border-radius:var(--radius);flex-shrink:0;box-shadow:var(--shadow-sm)}.event-summary-content h2{font-size:1.5rem;font-weight:600;color:var(--text-color, var(--color-text));margin:0 0 .75rem;font-family:var(--font-sans)}.event-date,.event-location{font-size:.875rem;color:var(--text-color, var(--color-text));margin:.375rem 0;font-family:var(--font-sans)}.registration-form-container{background-color:var(--bg-color, var(--color-bg));border:1px solid var(--border-color, #cbd6e2);border-radius:var(--radius);padding:calc(var(--spacing) * 2);box-shadow:var(--shadow-sm)}.registration-form-container h2{font-size:1.5rem;font-weight:600;color:var(--text-color, var(--color-text));margin:0 0 1.5rem;font-family:var(--font-sans)}.logged-in-message{background-color:#e7f3ff;border:1px solid #b3d9ff;border-radius:var(--radius);padding:.75rem 1rem;margin-bottom:1.5rem;color:var(--color-info, #0056b3);font-size:.875rem;font-family:var(--font-sans);box-shadow:var(--shadow-sm)}.registration-form{display:flex;flex-direction:column;gap:1.5rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:600;color:var(--text-color, var(--color-text));font-size:.875rem;font-family:var(--font-sans)}.required{color:var(--color-danger, #dc3545)}.form-group input,.form-group select,.form-group textarea{padding:.75rem 1rem;border:2px solid var(--border-color, #cbd6e2);border-radius:var(--radius);font-size:1rem;font-family:var(--font-sans);transition:var(--transition);box-shadow:var(--shadow-sm)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color, var(--color-primary));box-shadow:0 0 0 3px #1e3a8a1a}.form-group input:disabled,.form-group select:disabled,.form-group textarea:disabled{background-color:var(--color-light, #f5f5f5);cursor:not-allowed;opacity:.6}.form-group textarea{resize:vertical;min-height:100px}.form-error{background-color:#fff5f5;border:2px solid var(--color-danger, #dc3545);border-radius:var(--radius);padding:.75rem 1rem;color:var(--color-danger, #dc3545);font-weight:600;font-family:var(--font-sans);box-shadow:var(--shadow-sm)}.form-actions{display:flex;gap:1rem;align-items:center;margin-top:.5rem}.submit-btn{flex:1;padding:1rem 2rem;background-color:var(--primary-color, var(--color-primary));color:var(--color-primary-contrast, white);border:none;border-radius:var(--radius);font-size:1.125rem;font-weight:600;cursor:pointer;transition:var(--transition);font-family:var(--font-sans);box-shadow:var(--shadow)}.submit-btn:hover:not(:disabled){background-color:var(--secondary-color, var(--color-secondary));box-shadow:var(--shadow-md);transform:translateY(-2px)}.submit-btn:disabled{background-color:var(--border-color, #cbd6e2);cursor:not-allowed;box-shadow:none;transform:none}.cancel-btn{padding:1rem 2rem;background-color:var(--bg-color, var(--color-bg));color:var(--text-color, var(--color-text));border:2px solid var(--border-color, #cbd6e2);border-radius:var(--radius);font-size:1rem;font-weight:600;text-decoration:none;transition:var(--transition);display:inline-block;text-align:center;font-family:var(--font-sans);box-shadow:var(--shadow-sm)}.cancel-btn:hover{border-color:var(--primary-color, var(--color-primary));color:var(--primary-color, var(--color-primary));box-shadow:var(--shadow);transform:translateY(-1px)}.form-note{font-size:.875rem;color:var(--text-color, var(--color-text));margin:0;text-align:center;font-family:var(--font-sans)}.registration-success{text-align:center;padding:calc(var(--spacing) * 3.75) var(--spacing);background-color:var(--bg-color, var(--color-bg));border:2px solid var(--color-success, #28a745);border-radius:var(--radius);box-shadow:var(--shadow-md)}.success-icon{font-size:4rem;margin-bottom:1.5rem}.registration-success h2{font-size:2rem;font-weight:700;color:var(--color-success, #28a745);margin:0 0 1rem;font-family:var(--font-sans)}.registration-success p{font-size:1.125rem;color:var(--text-color, var(--color-text));margin:.75rem 0;font-family:var(--font-sans)}.success-message{font-size:1rem;font-weight:600;color:var(--text-color, var(--color-text));background-color:#f0f8ff;padding:1rem;border-radius:var(--radius);margin:1.5rem 0;font-family:var(--font-sans);box-shadow:var(--shadow-sm)}.redirect-message{font-size:.875rem;color:#666;font-style:italic;font-family:var(--font-sans)}.back-to-event-btn{display:inline-block;margin-top:1.5rem;padding:.75rem 2rem;background-color:var(--primary-color, var(--color-primary));color:var(--color-primary-contrast, white);text-decoration:none;border-radius:var(--radius);font-weight:600;transition:var(--transition);font-family:var(--font-sans);box-shadow:var(--shadow)}.back-to-event-btn:hover{background-color:var(--secondary-color, var(--color-secondary));box-shadow:var(--shadow-md);transform:translateY(-2px)}.registration-error{text-align:center;padding:calc(var(--spacing) * 3.75) var(--spacing);background-color:var(--bg-color, var(--color-bg));border:2px solid var(--color-danger, #dc3545);border-radius:var(--radius);box-shadow:var(--shadow-md)}.error-icon{font-size:4rem;margin-bottom:1.5rem}.registration-error h2{font-size:2rem;font-weight:700;color:var(--color-danger, #dc3545);margin:0 0 1rem;font-family:var(--font-sans)}.registration-error p{font-size:1.125rem;color:var(--text-color, var(--color-text));margin:.75rem 0;font-family:var(--font-sans)}@media (max-width: 768px){.registration-container{padding:var(--spacing)}.registration-event-summary h1{font-size:1.5rem}.event-summary-card{flex-direction:column;text-align:center}.event-summary-image{width:100%;height:auto;max-width:300px}.registration-form-container{padding:var(--spacing)}.form-row{grid-template-columns:1fr;gap:1rem}.form-actions{flex-direction:column}.submit-btn,.cancel-btn{width:100%}}