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var(--space-4)}.login-form{padding:var(--space-4)}.app-title{font-size:var(--text-xl)}.form-title{font-size:var(--text-lg)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);border:none;border-radius:var(--radius-lg);font-weight:600;cursor:pointer;transition:all var(--transition-normal) var(--ease-out);font-family:inherit}.btn-primary{background:linear-gradient(135deg,var(--primary-500),var(--primary-600));color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:#ffffffe6;color:var(--text-primary);border:2px solid var(--border-primary)}.btn-secondary:hover:not(:disabled){background:var(--surface-primary);border-color:var(--primary-500)}.btn-danger{background:#ef44441a;color:var(--error);border:2px solid rgba(239,68,68,.3)}.btn-danger:hover:not(:disabled){background:#ef444426;border-color:var(--error)}.btn-small{padding:var(--space-2) var(--space-3);font-size:var(--text-sm)}.btn-medium{padding:var(--space-3) var(--space-5);font-size:var(--text-base)}.btn-large{padding:var(--space-4) var(--space-6);font-size:var(--text-lg)}.btn-full{width:100%}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-loading{opacity:.8}.btn-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:currentColor;border-radius:50%;animation:spin 1s linear infinite}.email-verification-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);padding:2rem}.verification-container{max-width:500px;width:100%;background:var(--color-surface);border-radius:16px;padding:3rem;text-align:center;box-shadow:var(--shadow-lg)}.verification-icon{width:96px;height:96px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 2rem;background:var(--color-primary-light);color:var(--color-primary)}.verification-icon.success{background:#d4edda;color:#28a745}.verification-icon.error{background:#f8d7da;color:#dc3545}.verification-icon.loading{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.verification-container h1{font-size:1.75rem;font-weight:600;margin-bottom:1rem;color:var(--color-text-primary)}.verification-container p{color:var(--color-text-secondary);margin-bottom:2rem;line-height:1.6}.verification-actions{display:flex;flex-direction:column;gap:1rem;margin-top:2rem}.error-message{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem;background:#f8d7da;color:#721c24;border-radius:8px;margin-bottom:1.5rem;font-size:.9rem}@media (max-width: 768px){.verification-container{padding:2rem 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768px){.detail-header{flex-direction:column;align-items:stretch}.header-actions{flex-direction:column}.info-grid{grid-template-columns:1fr}.fermion-embed-container{min-height:300px}}.create-lecture-page{padding:var(--space-6);max-width:100%;overflow-x:hidden}.lecture-form{display:flex;flex-direction:column;gap:var(--space-6)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.fermion-section{margin:var(--space-5) 0}.fermion-toggle-group{display:flex;flex-direction:column;gap:var(--space-3)}.fermion-toggle-label{display:flex;align-items:flex-start;gap:var(--space-3);cursor:pointer;padding:var(--space-4);background:var(--color-surface-secondary);border:2px solid var(--color-border);border-radius:var(--radius-md);transition:all .2s ease}.fermion-toggle-label:hover{border-color:var(--color-primary);background:var(--color-surface-primary)}.fermion-toggle-label:has(input:checked){border-color:var(--color-primary);background:rgba(var(--color-primary-rgb, 74, 144, 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p{margin:0;color:var(--color-text-secondary)}.enrollment-detail-page{display:flex;flex-direction:column;gap:var(--space-6);padding:var(--space-6);max-width:100%;overflow-x:hidden}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6);gap:var(--space-4)}.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-6);gap:var(--space-4)}.card-header h1{margin:0;font-size:1.75rem;font-weight:600;color:var(--color-text-primary)}.info-link{color:var(--color-primary);text-decoration:none;font-weight:500;transition:color .2s}.info-link:hover{color:var(--color-primary-dark);text-decoration:underline}.payments-list{display:flex;flex-direction:column;gap:var(--space-3)}.payment-item{display:flex;justify-content:space-between;align-items:center;padding:var(--space-4);background:var(--color-surface-secondary);border-radius:var(--radius-md);border:1px solid var(--color-border)}.payment-method{display:block;font-size:.875rem;color:var(--color-text-secondary);margin-top:var(--space-1)}.payment-date{display:block;font-size:.75rem;color:var(--color-text-tertiary);margin-top:var(--space-1)}.history-list{display:flex;flex-direction:column;gap:var(--space-4);position:relative;padding-left:var(--space-4)}.history-item{display:flex;gap:var(--space-4);position:relative}.history-marker{width:12px;height:12px;border-radius:50%;background:var(--color-primary);flex-shrink:0;margin-top:4px;position:absolute;left:-8px}.history-content{flex:1}.history-content strong{display:block;color:var(--color-text-primary);margin-bottom:var(--space-1)}.history-content p{margin:0;color:var(--color-text-secondary);font-size:.875rem}.status-actions{display:flex;align-items:center;gap:var(--space-2)}.status-buttons{display:flex;gap:var(--space-1)}.create-enrollment-page{padding:var(--space-6);max-width:100%;overflow-x:hidden}.create-loading{padding:var(--space-12);text-align:center;color:var(--color-text-secondary)}.page-header{margin-bottom:var(--space-6)}.page-header h1{display:flex;align-items:center;gap:var(--space-3);font-size:1.75rem;font-weight:600;color:var(--color-text-primary);margin:var(--space-4) 0 var(--space-2) 0}.page-header p{color:var(--color-text-secondary);margin:0}.form-container{max-width:900px}.enrollment-form{display:flex;flex-direction:column;gap:var(--space-6)}.form-section{background:var(--color-surface-primary);border-radius:var(--radius-lg);padding:var(--space-6);border:1px solid var(--color-border)}.form-section h2{margin:0 0 var(--space-5) 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a:hover{color:var(--primary-700);text-decoration:underline}.enquiries-page{display:flex;flex-direction:column;gap:var(--space-6)}.enquiry-email{display:block;font-size:var(--text-xs);color:var(--text-tertiary);margin-top:4px}.enquiry-phone{display:block;font-size:var(--text-xs);color:var(--text-tertiary)}.enquiry-message{max-width:300px;font-size:var(--text-sm);color:var(--text-secondary);line-height:1.5}.status-select{padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);border:2px solid var(--border-primary);background:var(--surface-primary);color:var(--text-primary);font-size:var(--text-sm);cursor:pointer}.action-link{color:var(--primary-600);text-decoration:none;font-weight:500;font-size:var(--text-sm);transition:color var(--transition-fast) var(--ease-out)}.action-link:hover{color:var(--primary-700);text-decoration:underline}.priority-urgent{background:#ef44441a;color:var(--error)}.priority-high{background:#f59e0b1a;color:var(--warning)}.priority-medium{background:#3b82f61a;color:var(--primary-600)}.priority-low{background:#94a3b81a;color:var(--text-tertiary)}.text-muted{color:var(--text-tertiary);font-style:italic}.export-options{display:flex;flex-direction:column;gap:var(--space-4)}.export-options p{margin:0;color:var(--color-text-secondary)}.modal-actions{display:flex;justify-content:flex-end;gap:var(--space-3);margin-top:var(--space-4)}.enquiry-detail-page{display:flex;flex-direction:column;gap:var(--space-6);padding:var(--space-6);max-width:100%;overflow-x:hidden}.detail-loading,.detail-error{padding:var(--space-12);text-align:center;color:var(--color-text-secondary)}.detail-error{color:var(--color-error)}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6);gap:var(--space-4);flex-wrap:wrap}.back-link{display:inline-flex;align-items:center;gap:var(--space-2);color:var(--color-text-secondary);text-decoration:none;transition:color .2s}.header-actions{display:flex;gap:var(--space-3);flex-wrap:wrap}.detail-tabs{display:flex;gap:var(--space-2);border-bottom:2px solid var(--color-border);margin-bottom:var(--space-6)}.detail-tabs button{padding:var(--space-3) var(--space-4);background:transparent;border:none;border-bottom:2px 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h2,.course-section h2{margin:0 0 var(--space-4) 0;font-size:1.25rem;font-weight:600;color:var(--color-text-primary)}.message-text{line-height:1.7;color:var(--color-text-primary);padding:var(--space-4);border-radius:var(--radius-md);background:var(--color-surface-secondary);white-space:pre-wrap;margin:0}.course-link{display:inline-block;padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);background:var(--color-primary-light);color:var(--color-primary);text-decoration:none;font-weight:500;transition:all .2s}.course-link:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}.notes-content{padding:var(--space-4);background:var(--color-surface-secondary);border-radius:var(--radius-md);border:1px solid var(--color-border)}.notes-content p{margin:0 0 var(--space-2) 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p{margin:0;color:var(--color-text-secondary);font-size:.875rem;line-height:1.6}.analytics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-4)}.analytics-item{padding:var(--space-4);background:var(--color-surface-secondary);border-radius:var(--radius-md);border:1px solid var(--color-border)}.analytics-label{display:block;font-size:.875rem;color:var(--color-text-secondary);margin-bottom:var(--space-2)}.analytics-value{display:block;font-size:1.5rem;font-weight:600;color:var(--color-text-primary)}.action-list{display:flex;flex-direction:column;gap:var(--space-2)}.action-list a{text-decoration:none;display:block}.error-message{background:var(--color-error-light);color:var(--color-error);padding:var(--space-4);border-radius:var(--radius-md);margin-bottom:var(--space-4)}.modal-actions{display:flex;justify-content:flex-end;gap:var(--space-3);margin-top:var(--space-6)}.convert-form{display:flex;flex-direction:column;gap:var(--space-4)}.convert-info{padding:var(--space-4);background:var(--color-primary-light);border-radius:var(--radius-md);color:var(--color-text-primary);margin:0}.convert-note{font-size:.875rem;color:var(--color-text-secondary);margin:0}.convert-note a{color:var(--color-primary);text-decoration:none;font-weight:500}.convert-note a:hover{text-decoration:underline}.convert-hint{font-size:.875rem;color:var(--color-text-secondary);margin:var(--space-2) 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0;font-size:1rem;font-weight:600;color:var(--color-text-primary)}.existing-user-card{padding:var(--space-4);background:#22c55e1a;border-radius:var(--radius-md);border:1px solid rgba(34,197,94,.3);margin-bottom:var(--space-4)}.success-message{margin:0 0 var(--space-3) 0;color:var(--color-success);font-size:.875rem}.create-user-option{margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--color-border)}.link-button{background:none;border:none;color:var(--color-primary);text-decoration:underline;cursor:pointer;font-size:inherit;padding:0}.link-button:hover{color:var(--color-primary-dark)}.create-user-form{padding:var(--space-4);background:var(--color-surface-secondary);border-radius:var(--radius-md);border:1px solid 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p{margin:0;color:var(--color-text-primary);font-size:.875rem}.course-warning-note{margin-top:var(--space-4);padding:var(--space-3);background:var(--color-warning-light);border-radius:var(--radius-md);border:1px solid var(--color-warning)}.course-warning-note p{margin:0;color:var(--color-warning-dark);font-size:.875rem}@media (max-width: 1024px){.detail-content{grid-template-columns:1fr}.detail-sidebar{order:-1}}.queries-page{padding:2rem;max-width:1400px;margin:0 auto}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem}.page-header .eyebrow{font-size:.875rem;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem}.page-header h1{font-size:2rem;font-weight:600;margin:0 0 .5rem;color:var(--color-text-primary)}.page-header 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