.workspace-mode-selector{display:flex;gap:.5rem;background-color:var(--bg-primary);border-radius:8px;padding:.25rem;border:1px solid var(--border-color)}.mode-button{padding:.5rem 1rem;border:none;background-color:transparent;color:var(--text-secondary);cursor:pointer;border-radius:6px;font-size:.875rem;transition:all .2s ease}.mode-button:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.mode-button.active{background-color:var(--accent-color);color:#fff}.mode-button.active:hover{background-color:var(--accent-hover)}.canvas-2d-container{width:100%;height:100%;max-height:100%;display:flex;flex-direction:column;background-color:var(--bg-primary);overflow:hidden;min-height:0;flex:1}.canvas-toolbar{display:flex;gap:.5rem;padding:.75rem;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color)}.tool-btn{padding:.5rem 1rem;border:1px solid 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.25rem);left:0;background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 6px #0000001a;min-width:200px;z-index:1000;overflow:visible}.utility-menu-item-container{position:relative;overflow:visible}.utility-menu-item{display:block;width:100%;padding:.5rem 1rem;text-align:left;background-color:transparent;border:none;color:var(--text-primary);cursor:pointer;font-size:.875rem;transition:background-color .2s ease}.modal-content{background-color:var(--bg-primary);border-radius:8px;box-shadow:0 4px 20px #0000004d;max-width:90vw;max-height:90vh;overflow:auto;display:flex;flex-direction:column}.coordinate-inputs input:focus{outline:none;border-color:var(--accent-color)}.btn-cancel,.btn-submit{padding:.5rem 1rem;border-radius:4px;font-size:.875rem;cursor:pointer;transition:all .2s ease}.btn-cancel{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-cancel:hover{background-color:var(--bg-primary)}.btn-submit{background-color:var(--accent-color);color:#fff;border:1px solid var(--accent-color)}.btn-submit:hover{opacity:.9}.terrain-table th,.terrain-table td{padding:.5rem;text-align:left;border-bottom:1px solid var(--border-color);color:var(--text-primary)}.terrain-table th{background-color:var(--bg-secondary);font-weight:500;position:sticky;top:0;z-index:10;color:var(--text-primary)}.terrain-table input[type=number]{width:100%;padding:.25rem;border:1px solid var(--border-color);border-radius:4px;background-color:var(--bg-primary);color:var(--text-primary)}.terrain-table input[type=number]:focus{outline:none;border-color:var(--accent-color)}html[data-theme=dark] .terrain-table input[type=number]{background-color:#1a1a1a;color:#fff;border-color:#4a4a4a}.coordinate-tooltip{background-color:#000c;color:#fff;padding:4px 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.view-btn{background-color:#616161;color:#fff;border-color:#616161}.view-btn:hover{border-color:var(--accent-color)}html:not([data-theme=dark]) .view-btn:hover{background-color:#757575;border-color:#757575}.view-btn.active{background-color:var(--accent-color);color:#fff;border-color:var(--accent-color)}.stamp-btn{background-color:#4caf50!important;color:#fff!important;border-color:#4caf50!important}.stamp-btn:hover{background-color:#43a047!important;border-color:#43a047!important}.protocol-btn{background-color:#ff9800!important;color:#fff!important;border-color:#ff9800!important}.protocol-btn:hover{background-color:#f57c00!important;border-color:#f57c00!important}.calculate-btn{padding:.5rem 1.5rem;border:none;background-color:var(--accent-color);color:#fff;border-radius:6px;cursor:pointer;font-size:.875rem;font-weight:600;transition:all .2s ease}.calculate-btn:hover:not(:disabled){background-color:var(--accent-hover)}.calculate-btn:disabled{opacity:.5;cursor:not-allowed}.tool-btn-group{position:relative;display:inline-block;overflow:visible}.utility-menu{position:absolute;top:calc(100% + .25rem);left:0;background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 6px #0000001a;min-width:200px;z-index:1000;overflow:visible;display:flex;flex-direction:column}.utility-menu-item-container{position:relative;overflow:visible;display:block;width:100%}.utility-submenu{position:absolute;left:calc(100% + .25rem);top:0;background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 6px #0000001a;min-width:250px;z-index:1001}.utility-menu-item{display:block;width:100%;padding:.5rem 1rem;text-align:left;background-color:transparent;border:none;color:var(--text-primary);cursor:pointer;font-size:.875rem;transition:background-color .2s 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var(--border-color);scrollbar-width:none;-webkit-overflow-scrolling:touch}.workspace-controls.mobile-app.mobile-visible.menu-open{overflow:visible!important}.workspace-controls.mobile-app.mobile-visible::-webkit-scrollbar{display:none}.workspace-controls.mobile-app.mobile-visible .controls-right{display:flex!important;gap:.3rem;align-items:center}.workspace-controls.mobile-app.mobile-visible .map-type-selector-inline{margin-left:.2rem;padding-left:.4rem;border-left:1px solid var(--border-color);display:flex;align-items:center}.workspace-controls.mobile-app.mobile-visible .controls-right .calculate-btn{display:none}.workspace-controls.mobile-app.mobile-visible .view-btn{padding:.4rem .6rem!important;font-size:.7rem!important;white-space:normal!important;word-wrap:break-word;height:auto;min-height:44px;flex-shrink:0}.workspace-controls.mobile-app.mobile-visible .view-btn:disabled{opacity:.4;filter:grayscale(1);cursor:not-allowed}.workspace-controls.mobile-app.mobile-visible .utility-menu{position:absolute;top:100%;left:0;background-color:var(--bg-primary);min-width:180px;box-shadow:0 8px 16px #0000004d;z-index:1000}.workspace-controls.mobile-app .utility-menu-item,.mobile-app .utility-menu-item{white-space:normal;word-wrap:break-word;height:auto;min-height:44px;line-height:1.2}.calculation-loader-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:99999;animation:calcLoaderFadeIn .3s ease-out}.calculation-loader-card{background-color:var(--bg-primary, #ffffff);border:1px solid var(--border-color, #e0e0e0);border-radius:16px;padding:30px 24px;width:90%;max-width:380px;text-align:center;box-shadow:0 10px 30px #0000004d;display:flex;flex-direction:column;align-items:center;gap:15px;animation:calcLoaderScaleIn .3s cubic-bezier(.175,.885,.32,1.275)}.calculation-loader-spinner{width:50px;height:50px;border:4px solid 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#ffffff)}.map-type-btn:hover{background-color:var(--bg-hover, #f5f5f5);border-color:var(--border-hover, #bdbdbd)}[data-theme=dark] .map-type-btn:hover{background-color:var(--bg-hover, #3a3a3a);border-color:var(--border-hover, #4a4a4a)}.map-type-btn.active{background-color:var(--primary-color, #2196f3);color:#fff;border-color:var(--primary-color, #2196f3)}.map-type-btn.active:hover{background-color:var(--primary-hover, #1976d2);border-color:var(--primary-hover, #1976d2)}.stamp-modal-toolbar{padding:.6rem 1.25rem;border-bottom:1px solid var(--border-color, #ddd);display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;flex-shrink:0}.stamp-fields-toggle{margin-left:auto;padding:.35rem .75rem;font-size:.8rem;border:1px solid var(--border-color, #ccc);background:transparent;color:var(--text-primary, #333);border-radius:5px;cursor:pointer}[data-theme=dark] 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.info-tooltip{opacity:1;transform:translateY(5px)}.no-results{padding:2rem;text-align:center;color:var(--text-secondary);font-style:italic}.results-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.result-card{padding:1rem;background-color:var(--bg-primary);border-radius:6px;border:1px solid var(--border-color);display:flex;flex-direction:column;gap:.5rem;transition:background-color .3s ease,border-color .3s ease}[data-theme=dark] .result-card{background-color:#1e1e1e;border-color:#404040;box-shadow:0 2px 8px #0000004d}.result-label{font-size:.75rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;font-weight:500}[data-theme=dark] .result-label{color:#d0d0d0}.result-value{font-size:1.25rem;font-weight:600;color:var(--accent-color)}.unit-secondary{font-size:.85em;opacity:.75;margin-left:8px;font-weight:400;color:var(--text-secondary)}[data-theme=dark] .unit-secondary{color:#b0b0b0}[data-theme=dark] .result-value{color:#64b5f6;text-shadow:0 0 8px rgba(100,181,246,.3)}.feasibility{padding:1rem;border-radius:6px;border:1px solid}.feasibility.feasible{background-color:#388e3c1a;border-color:var(--success-color);color:var(--success-color)}[data-theme=dark] .feasibility.feasible{background-color:#66bb6a26;border-color:#66bb6a;color:#81c784}.feasibility.not-feasible{background-color:#d32f2f1a;border-color:var(--error-color);color:var(--error-color)}[data-theme=dark] .feasibility.not-feasible{background-color:#ef535026;border-color:#ef5350;color:#ef5350}.feasibility strong{display:block;margin-bottom:.5rem;font-size:1rem}.feasibility p{font-size:.875rem;margin:0}.warnings{padding:1rem;background-color:#ffc1071a;border-radius:6px;border:1px solid #ffc107}.warnings h4{font-size:.875rem;color:#f57c00;margin-bottom:.5rem}.warnings ul{margin:0;padding-left:1.5rem}.warnings li{font-size:.875rem;color:#f57c00;margin-bottom:.25rem}[data-theme=dark] .warnings{background-color:#ffc10726;border-color:#ffb300}[data-theme=dark] .warnings h4,[data-theme=dark] .warnings li{color:#ffb300}.pipe-bundle-info{padding:.75rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color)}[data-theme=dark] .pipe-bundle-info{background-color:#252525;border-color:#404040;color:var(--text-primary)}.pipe-bundle-info h4{font-size:.875rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.pipe-bundle-info p{font-size:.875rem;color:var(--text-secondary);margin:0}[data-theme=dark] .pipe-bundle-info p{color:#d0d0d0}.reaming-info{padding:1rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color);border-left:4px solid var(--accent-color)}[data-theme=dark] .reaming-info{background-color:#252525;border-color:#404040}.reaming-info h4{font-size:.875rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.reaming-info p{font-size:.875rem;color:var(--text-secondary);margin-bottom:.5rem}.reaming-list{margin:0;padding-left:1.25rem}.reaming-list li{font-size:.875rem;color:var(--text-primary);margin-bottom:.25rem}.utility-clearances{margin-top:1rem}.utility-clearances h4{font-size:.875rem;font-weight:600;color:var(--text-primary);margin-bottom:.75rem}.clearances-list{display:flex;flex-direction:column;gap:.5rem}.clearance-item{padding:.75rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}[data-theme=dark] .clearance-item{background-color:#252525;border-color:#404040}.clearance-item.compliant{border-left:3px solid var(--success-color)}.clearance-item.non-compliant{border-left:3px solid var(--error-color)}.clearance-name{font-size:.875rem;font-weight:500;color:var(--text-primary);flex:1;min-width:150px}.clearance-values{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.clearance-label{font-size:.875rem;color:var(--text-secondary)}[data-theme=dark] .clearance-label{color:#d0d0d0}.clearance-label strong{color:var(--text-primary);font-weight:600}.status{font-size:.75rem;padding:.25rem .5rem;border-radius:4px;font-weight:500}.status.ok{background-color:#388e3c1a;color:var(--success-color)}[data-theme=dark] .status.ok{background-color:#66bb6a33;color:#81c784}.status.warning{background-color:#d32f2f1a;color:var(--error-color)}[data-theme=dark] .status.warning{background-color:#ef535033;color:#ef5350}.clearance-note{margin-top:.5rem;padding-top:.5rem;border-top:1px solid var(--border-color)}[data-theme=dark] .clearance-note{border-top-color:#404040}.clearance-note small{font-size:.75rem;color:var(--text-secondary)}[data-theme=dark] .clearance-note small{color:#b0b0b0}.result-card.live-value{border-color:#ff9800;box-shadow:0 0 0 1px #ff98004d}.result-card.violation{border-color:#f44336;background-color:#f443360f}[data-theme=dark] .result-card.violation{background-color:#f443361f;border-color:#ef5350}.live-clearances{border-left:3px solid #ff9800;padding-left:.5rem}.live-badge{display:inline-block;font-size:.625rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;background-color:#ff9800;color:#fff;padding:.1rem .4rem;border-radius:3px;margin-left:.5rem;vertical-align:middle}.sidebar{width:350px;display:flex;flex-direction:column;background-color:var(--bg-secondary);border-right:1px solid var(--border-color);overflow:hidden}.sidebar:not(.mobile-app-sidebar){background-color:var(--bg-primary)}.sidebar-tabs{display:flex;flex-direction:column;padding:.5rem;gap:.5rem;border-bottom:1px solid var(--border-color);background-color:var(--bg-primary)}.sidebar:not(.mobile-app-sidebar) .sidebar-tabs{padding:0;gap:0;background-color:var(--bg-primary)}.tab{width:100%;padding:.75rem;border:none;background-color:transparent;color:var(--text-secondary);cursor:pointer;border-radius:6px;font-size:.9rem;font-weight:700;transition:all .2s 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.sidebar-content{background-color:var(--bg-secondary)}.sidebar-content::-webkit-scrollbar{width:8px}.sidebar-content::-webkit-scrollbar-track{background:var(--bg-secondary)}.sidebar-content::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}.sidebar-content::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.sidebar.mobile-app-sidebar{flex-direction:row!important;width:100%!important}.mobile-tabs-container{display:flex;flex-direction:column;width:100%}.sidebar.mobile-app-sidebar .mobile-tabs-container{flex:1;position:relative;overflow:hidden}.sidebar.mobile-app-sidebar .sidebar-tabs{width:100%;flex:1;border-right:none;border-bottom:none;padding:1rem;gap:.75rem;display:flex;flex-direction:column;background-color:var(--bg-primary);overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--accent-color) var(--bg-secondary)}.sidebar.mobile-app-sidebar .sidebar-tabs::-webkit-scrollbar{width:12px;display:block!important}.sidebar.mobile-app-sidebar .sidebar-tabs::-webkit-scrollbar-track{background:var(--bg-secondary);border-left:1px solid var(--border-color);margin:0}.sidebar.mobile-app-sidebar .sidebar-tabs::-webkit-scrollbar-thumb{background-color:var(--accent-color);border-radius:6px;border:3px solid var(--bg-secondary)}.mobile-scroll-indicator{position:absolute;right:6px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;padding:12px 6px;background:#0000000d;border:1px solid var(--border-color);border-radius:20px;pointer-events:none;z-index:10;align-items:center}[data-theme=dark] .mobile-scroll-indicator{background:#ffffff0d}.mobile-scroll-indicator:before{content:"";position:absolute;top:15px;bottom:15px;width:1px;background:var(--border-color);opacity:.3;z-index:-1}.indicator-dot{width:6px;height:6px;border-radius:50%;background:var(--text-secondary);opacity:.5;transition:all .3s ease}.indicator-dot.active{background:var(--accent-color);opacity:1;transform:scale(1.3)}.mobile-menu-header{padding:.5rem 0 1rem;border-bottom:1px solid var(--border-color);margin-bottom:.5rem}.mobile-menu-header h3{margin:0;font-size:1.2rem;color:var(--text-primary)}.sidebar.mobile-app-sidebar .tab{padding:1.2rem!important;font-size:1.1rem!important;font-weight:700!important;justify-content:flex-start!important;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;width:100%;white-space:normal!important;word-wrap:break-word!important;height:auto!important;min-height:44px;flex-shrink:0!important;overflow:visible!important}.sidebar.mobile-app-sidebar .tab-text{display:block;opacity:1;white-space:normal!important;word-wrap:break-word!important;overflow:visible!important;text-overflow:clip!important;line-height:1.2}.sidebar.mobile-app-sidebar .tab-icon{font-size:1.5rem;width:40px;text-align:center}.sidebar.mobile-app-sidebar.submenu-open{width:450px!important;max-width:100vw!important}.sidebar-container{display:flex;width:100%;height:100%}.back-strip{width:60px;background-color:var(--bg-primary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;align-items:center;padding-top:1rem;cursor:pointer;flex-shrink:0;transition:all .3s ease}.back-strip:hover{background-color:var(--bg-secondary)}.back-btn{background:none;border:none;color:var(--text-primary);font-size:2rem;cursor:pointer;width:40px;height:40px;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}.back-strip:hover .back-btn{transform:translate(-3px)}.sidebar.mobile-app-sidebar .sidebar-content{flex:1;background-color:var(--bg-secondary);padding:1rem}.theme-toggle{width:40px;height:40px;border:none;background-color:var(--bg-primary);border:1px solid 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.new-project-button:hover{background-color:#1557b0!important}.workspace-content{display:flex!important;flex:1!important;overflow:hidden!important;min-height:0!important}.workspace-main{flex:1!important;position:relative!important;overflow:hidden!important;background-color:#fff!important}.project-workspace.mobile-app .mobile-menu-toggle{display:block!important}.project-workspace.mobile-app .workspace-header{padding:.25rem .5rem!important;min-height:44px!important}.project-workspace.mobile-app .workspace-header h1{display:none}.project-workspace.mobile-app .header-controls{gap:.25rem!important;width:100%;justify-content:flex-end}.project-workspace.mobile-app .header-workspace-controls{display:flex;gap:.25rem;align-items:center;margin-right:0}.project-workspace.mobile-app .header-workspace-controls .calculate-btn{padding:.4rem .8rem;font-size:.75rem;background-color:#4caf50;color:#fff;border:none;border-radius:6px;height:32px;font-weight:600}.project-workspace.mobile-app .header-workspace-controls .calculate-btn.edit-conditions-btn{background-color:#add8e6;color:#333}.project-workspace.mobile-app .new-project-button{padding:.4rem .6rem!important;font-size:.8rem!important;background-color:#2196f3!important}.project-workspace.mobile-app .workspace-content{flex-direction:column!important}.project-workspace.mobile-app .sidebar{position:fixed!important;left:0!important;top:0!important;width:350px!important;height:100%!important;max-height:100vh!important;z-index:1000!important;transition:transform .3s ease,width .3s ease!important;box-shadow:2px 0 10px #0003!important}.project-workspace.mobile-app .sidebar.submenu-open{width:450px!important;max-width:100%!important}.project-workspace.mobile-app .sidebar.hidden{transform:translate(-100%)!important}.project-workspace.mobile-app .sidebar-backdrop{position:fixed!important;top:0!important;left:0!important;width:100%!important;height:100%!important;background-color:#00000080!important;z-index:999!important}.welcome-container{height:100vh;width:100%;display:flex;align-items:flex-start;justify-content:center;background:linear-gradient(135deg,#1a2a6c,#b21f1f,#fdbb2d);background-size:400% 400%;animation:gradientBG 15s ease infinite;padding:40px 20px 60px;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow-y:auto;-webkit-overflow-scrolling:touch}.is-mobile{align-items:flex-start}@keyframes gradientBG{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.welcome-card{max-width:1100px;width:100%;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:24px;padding:30px;box-shadow:0 20px 50px #0000004d;color:#333;display:flex;flex-direction:column}.is-web 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p{font-size:.85rem;color:#666}[data-theme=dark] .feature-item p{color:#aaa}.welcome-footer{text-align:center;padding-top:15px;border-top:1px solid rgba(0,0,0,.05);flex-shrink:0}[data-theme=dark] .welcome-footer{border-top-color:#ffffff0d}.start-button{padding:16px 80px;font-size:clamp(1rem,1.4rem,1.8rem);white-space:normal;line-height:1.2;font-weight:800;color:#fff;background:linear-gradient(135deg,#28a745,#218838);border:none;border-radius:50px;cursor:pointer;transition:all .3s cubic-bezier(.175,.885,.32,1.275);box-shadow:0 10px 25px #28a74566;text-transform:uppercase;letter-spacing:1px}.start-button:hover{transform:scale(1.08);box-shadow:0 15px 35px #28a74580;background:linear-gradient(135deg,#2ecc71,#27ae60)}.start-button:active{transform:scale(.98)}.protocol-buttons-group{display:flex;flex-direction:column;gap:10px;margin-top:15px}.protocol-button{width:100%;padding:16px 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.welcome-disclaimer p{color:#777}[data-theme=dark] .welcome-policy-footer{border-top-color:#ffffff0d}.policy-link{background:none;border:none;color:#888;text-decoration:underline;font-size:.85rem;cursor:pointer;transition:color .2s}.policy-link:hover{color:#2196f3}.is-web .welcome-content::-webkit-scrollbar{width:6px}.is-web .welcome-content::-webkit-scrollbar-track{background:#0000000d}.is-web .welcome-content::-webkit-scrollbar-thumb{background:#0003;border-radius:10px}@media (max-width: 900px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 600px){.welcome-card{padding:20px 15px;margin:10px 0;border-radius:16px}.welcome-header h1{font-size:1.8rem}.welcome-actions{margin-bottom:30px;padding-bottom:20px}.features-grid{grid-template-columns:1fr}.start-button{width:100%;padding:14px 20px;font-size:1.2rem}.protocol-button{padding:14px 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