:root{--bg-page: #f9fafb;--bg-card: #fff;--bg-muted: #f3f4f6;--bg-hover: #f9fafb;--bg-header: linear-gradient(135deg, #000 0%, #1a1a1a 100%);--bg-sidebar: linear-gradient(180deg, #000 0%, #1a1a1a 100%);--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--border-default: #f3f4f6;--border-medium: #e5e7eb;--border-strong: #d1d5db;--color-primary: #000;--color-primary-hover: #1a1a1a;--color-success: #10b981;--color-success-bg: #d1fae5;--color-success-text: #065f46;--color-warning: #f59e0b;--color-warning-bg: #fef3c7;--color-warning-text: #92400e;--color-danger: #ef4444;--color-danger-bg: #fee2e2;--color-danger-text: #991b1b;--color-blue: #3b82f6;--color-blue-bg: #dbeafe;--color-blue-text: #1e40af;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-card: 0 1px 3px rgba(0, 0, 0, .05);--shadow-card-hover: 0 4px 12px rgba(0, 0, 0, .08);--transition-fast: .2s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;-webkit-text-size-adjust:100%}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;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;overflow-x:hidden;padding-left:env(safe-area-inset-left,0);padding-right:env(safe-area-inset-right,0);background:var(--bg-page);color:var(--text-primary)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}img{max-width:100%;height:auto}button,a,input[type=submit],input[type=button]{min-height:44px}input,select,textarea{font-size:16px}button,a{-webkit-tap-highlight-color:transparent}:focus-visible{outline:2px solid #111827;outline-offset:2px}:focus:not(:focus-visible){outline:none}button,a,input,select,textarea{transition:all var(--transition-fast)}.main-content{margin-left:260px;min-height:100vh;background:var(--bg-page)}@media(max-width:768px){body{font-size:16px;line-height:1.5}.main-content{margin-left:0;padding-top:calc(60px + env(safe-area-inset-top,0))}.modal-open{overflow:hidden;position:fixed;width:100%}}.safe-area-bottom{padding-bottom:env(safe-area-inset-bottom,0)}.inactivity-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000bf;display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .2s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.inactivity-modal{background:#fff;border-radius:var(--radius-lg);padding:32px;max-width:480px;width:90%;box-shadow:0 20px 60px #0000004d;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.inactivity-modal-header{text-align:center;margin-bottom:24px}.inactivity-icon{font-size:48px;margin-bottom:8px}.inactivity-modal-title{font-size:24px;font-weight:600;color:var(--text-primary);margin:0}.inactivity-modal-content{text-align:center;margin-bottom:32px}.inactivity-message{font-size:16px;color:#4b5563;margin:0 0 16px;line-height:1.5}.countdown-display{margin:24px 0}.countdown-time{font-size:48px;font-weight:700;color:#dc2626;font-family:Courier New,monospace;letter-spacing:2px;display:inline-block;padding:16px 24px;background-color:var(--color-danger-bg);border:2px solid #fecaca;border-radius:var(--radius-sm);animation:pulse 1s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.inactivity-submessage{font-size:14px;color:var(--text-secondary);margin:16px 0 0;line-height:1.5}.inactivity-modal-actions{display:flex;gap:12px;justify-content:center}.btn-stay-logged-in{padding:12px 24px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-size:16px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);flex:1;max-width:200px}.btn-stay-logged-in:hover{background:var(--color-primary-hover);box-shadow:var(--shadow-card-hover)}.btn-stay-logged-in:active{transform:translateY(0)}.btn-logout-now{padding:12px 24px;background:transparent;color:var(--text-secondary);border:1px solid var(--border-strong);border-radius:var(--radius-md);font-size:16px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);flex:1;max-width:200px}.btn-logout-now:hover{background-color:var(--bg-hover);border-color:var(--text-muted)}.App{min-height:100vh}.app-layout{display:flex;min-height:100vh;background:var(--bg-page)}.page-container{flex:1;margin-left:260px;min-height:100vh;background:var(--bg-page)}.page-header{background:var(--bg-header);padding:60px 32px 32px;border-bottom-left-radius:32px;border-bottom-right-radius:32px;color:#fff}.page-title{font-size:28px;font-weight:600;color:#fff;margin:0 0 8px;letter-spacing:-.02em;line-height:1.2}.page-subtitle{font-size:14px;color:#ffffffb3;margin:0;letter-spacing:.01em}.page-content{padding:24px}.card{background:var(--bg-card);border-radius:var(--radius-lg);padding:16px;margin-bottom:24px;border:1px solid var(--border-default);box-shadow:var(--shadow-card);transition:box-shadow var(--transition-fast)}.card:hover{box-shadow:var(--shadow-card-hover)}.card-title{font-size:20px;font-weight:600;color:var(--text-primary);margin:0 0 20px;letter-spacing:-.01em}.form-group{display:flex;flex-direction:column;gap:8px}.form-label{font-size:14px;font-weight:500;color:var(--text-primary);letter-spacing:.01em}.form-input{padding:14px 18px;border:1px solid var(--border-medium);border-radius:var(--radius-md);font-size:16px;color:var(--text-primary);transition:all var(--transition-fast);background:var(--bg-card)}.form-input:focus{outline:none;border-color:var(--color-blue);box-shadow:0 0 0 3px #3b82f61a;background:var(--bg-card)}.form-input:disabled{background:var(--bg-muted);cursor:not-allowed}.form-textarea{padding:12px 16px;border:1px solid var(--border-medium);border-radius:var(--radius-md);font-size:14px;font-family:inherit;color:var(--text-primary);resize:vertical;transition:all var(--transition-fast);line-height:1.5}.form-textarea:focus{outline:none;border-color:var(--color-blue);box-shadow:0 0 0 3px #3b82f61a}.form-textarea:disabled{background:var(--bg-muted);cursor:not-allowed}.btn{padding:12px 24px;border:none;border-radius:var(--radius-md);font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;gap:8px;letter-spacing:.01em}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:var(--shadow-card-hover)}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border-medium)}.btn-secondary:hover:not(:disabled){background:var(--bg-muted);border-color:var(--border-strong)}.submit-button{padding:16px 32px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-size:16px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);margin-top:8px;display:inline-flex;align-items:center;justify-content:center;gap:8px;letter-spacing:.01em}.submit-button:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:var(--shadow-card-hover)}.submit-button:disabled{opacity:.6;cursor:not-allowed}.submit-button .spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.form-section{padding-bottom:1.5rem;margin-bottom:1.5rem;border-bottom:1px solid var(--border-default)}.form-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.form-section-header{margin-bottom:1rem}.form-section-header.collapsible{cursor:pointer;display:flex;justify-content:space-between;align-items:center;-webkit-user-select:none;user-select:none}.form-section-header.collapsible:hover .form-section-title{color:var(--color-primary)}.form-section-title{font-size:.9375rem;font-weight:600;color:var(--text-primary);margin:0;letter-spacing:-.01em}.form-section-subtitle{font-size:.8125rem;color:var(--text-secondary);margin:4px 0 0;line-height:1.4}.form-section-chevron{color:var(--text-muted);font-size:.875rem;transition:transform var(--transition-fast)}.form-section-content{display:flex;flex-direction:column;gap:1.25rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media(max-width:640px){.form-row{grid-template-columns:1fr}}.error-message{margin-top:16px;padding:12px 16px;background:var(--color-danger-bg);border:1px solid #fecaca;border-radius:var(--radius-md);color:var(--color-danger-text);font-size:14px}.success-message{margin-top:16px;padding:12px 16px;background:var(--color-success-bg);border:1px solid #a7f3d0;border-radius:var(--radius-md);color:var(--color-success-text);font-size:14px}.loading-state,.empty-state{text-align:center;padding:40px;color:var(--text-secondary);font-size:16px}@media(max-width:768px){.page-container{margin-left:0;padding-top:calc(60px + env(safe-area-inset-top,0))}.page-header{padding:24px 16px;border-radius:0 0 24px 24px}.page-title{font-size:24px}.page-subtitle{font-size:13px}.page-content{padding:16px}.card{padding:16px;border-radius:var(--radius-md);margin-bottom:16px}.card-title{font-size:18px;margin-bottom:16px}.form-input,.form-textarea{padding:14px 16px;font-size:16px}.btn{padding:12px 20px;min-height:44px}.submit-button{width:100%;padding:16px 24px}.loading-state,.empty-state{padding:24px}}@media(max-width:480px){.page-header{padding:20px 12px}.page-title{font-size:20px}.page-content{padding:12px}.card{padding:14px}}