:root{--primary-color: #3b82f6;--primary-hover: #2563eb;--secondary-color: #1e293b;--background-color: #f9fafb;--text-color: #111827;--border-color: #d1d5db;--shadow: 0 2px 8px rgba(0, 0, 0, .1);--border-radius: 8px;--dark-bg: #0f172a;--dark-bg-secondary: #1e293b;--dark-text: #ffffff;--dark-text-secondary: #9ca3af}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.6}#app{width:100vw;height:100vh;display:flex;flex-direction:column}.header{background-color:var(--secondary-color);color:#fff;padding:1rem 2rem;box-shadow:var(--shadow);z-index:1000}.header h1{margin:0 0 .5rem;font-size:1.8rem;font-weight:600}.header 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button{min-width:auto}}.fade-in{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}:root{--blue-primary: #1e3a8a;--blue-secondary: #3b82f6;--blue-light: #60a5fa;--blue-bg: #eff6ff;--blue-accent: #2563eb;--grey-primary: #374151;--grey-secondary: #6b7280;--grey-light: #9ca3af;--grey-bg: #f3f4f6;--grey-accent: #4b5563;--slate-900: #0f172a;--slate-800: #1e293b;--slate-700: #334155;--slate-600: #475569;--gray-900: #111827;--gray-800: #1f2937;--gray-700: #374151;--gray-600: #4b5563;--gray-400: #9ca3af;--gray-300: #d1d5db;--gray-200: #e5e7eb;--gray-100: #f3f4f6;--gray-50: #f9fafb;--status-active: #059669;--status-development: #d97706;--status-planning: #2563eb;--primary-blue: #1e293b;--secondary-blue: #3b82f6;--text-primary: #111827;--text-secondary: #4b5563;--text-light: #6b7280;--text-on-dark: #ffffff;--text-on-dark-secondary: #e5e7eb;--bg-light: #f9fafb;--bg-white: #ffffff;--border-light: #d1d5db;--shadow-light: rgba(0,0,0,.1);--shadow-medium: rgba(0,0,0,.2);--transition-fast: .2s ease;--transition-medium: .3s ease;--transition-slow: .5s ease}*{box-sizing:border-box}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-light);color:var(--text-primary);line-height:1.6}#app{width:100vw;height:100vh;display:flex;flex-direction:column;overflow:hidden}.mokulab-main-navigation{background:linear-gradient(135deg,var(--primary-blue) 0%,var(--secondary-blue) 100%);border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 1px 3px var(--shadow-light);position:relative;z-index:100}.tab-bar{display:flex;align-items:center;height:36px;padding:0 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#0000004d;color:var(--text-on-dark)}.service-tab.active{border-color:var(--green-secondary);background:#4caf5040;color:var(--text-on-dark)}.service-tab.development{border-color:var(--status-development);background:#ff980033;color:var(--text-on-dark)}.service-header{display:flex;align-items:center;gap:1rem;margin-bottom:.8rem}.service-icon{font-size:1.8rem;display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:#ffffff40;border-radius:8px;color:var(--text-on-dark)}.service-info{flex:1}.service-title{margin:0;font-size:1.2rem;font-weight:600;color:var(--text-on-dark)}.service-status{display:flex;align-items:center;gap:.5rem;font-size:.85rem;margin-top:.2rem;color:var(--text-on-dark-secondary)}.status-icon{font-size:1rem}.service-description{margin:0;font-size:.95rem;color:var(--text-on-dark-secondary);line-height:1.4}.workflow-hint{margin-top:.8rem;padding:.8rem;background:#fff3;border-radius:6px;font-size:.8rem;font-style:italic;color:var(--text-on-dark);border:1px 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1.5rem;color:var(--text-primary);font-size:1.3rem}.integration-flow{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap;margin-bottom:1.5rem}.integration-step{display:flex;flex-direction:column;align-items:center;padding:1rem;background:var(--bg-light);border-radius:8px;min-width:100px;text-align:center}.step-icon{font-size:1.5rem;margin-bottom:.5rem}.step-label{font-size:.85rem;font-weight:500;color:var(--text-secondary)}.flow-arrow{color:var(--text-light);font-size:1.2rem;font-weight:700}.api-status{text-align:center;padding:1rem;background:#fff3cd;border:1px solid #ffeaa7;border-radius:8px;display:flex;align-items:center;justify-content:center;gap:.8rem}.api-indicator.pending{font-size:1.2rem}.api-text{color:#856404;font-weight:500}.return-to-ifc{display:flex;align-items:center;gap:1rem;justify-content:center;margin-top:2rem}.return-btn{background:var(--secondary-blue);color:#fff;border:none;padding:1rem 2rem;border-radius:8px;cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:1rem;font-weight:500;transition:all var(--transition-fast)}.return-btn:hover{background:var(--primary-blue);transform:translateY(-1px)}.return-text{color:var(--text-secondary);font-size:.9rem}@keyframes slideIn{0%{opacity:0;transform:translate(100px)}to{opacity:1;transform:translate(0)}}.loading-spinner{border:3px solid #f3f3f3;border-top:3px solid var(--green-secondary);border-radius:50%;width:30px;height:30px;animation:spin 1s linear infinite;margin:0 auto 1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.authoring-workspace.full-height{flex:1;display:flex;overflow-y:auto}.workspace-sidebar{width:300px;background:var(--bg-white);border-right:1px solid var(--border-light);padding:1.5rem;overflow-y:auto}.workspace-main{flex:1;background:var(--bg-light);display:flex;flex-direction:column;overflow-y:auto}.authoring-area{flex:1;padding:2rem;display:flex;align-items:center;justify-content:center}.placeholder-content{text-align:center;max-width:600px;padding:3rem;background:var(--bg-white);border-radius:12px;box-shadow:0 4px 20px var(--shadow-light)}.placeholder-icon{font-size:4rem;margin-bottom:1rem}.placeholder-content h3{color:var(--text-primary);margin-bottom:1rem}.placeholder-content p{color:var(--text-secondary);margin-bottom:2rem}.section-header{margin-bottom:1rem}.section-header h4{color:var(--text-primary);margin:0;font-size:1rem;font-weight:600}.feature-list.compact{list-style:none;padding:0;margin:0 0 2rem}.feature-list.compact li{display:flex;align-items:center;gap:.8rem;padding:.5rem 0;border-bottom:1px solid var(--border-light);font-size:.9rem}.feature-list.compact 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