@charset "UTF-8";body.dark{--primary-bg: #181a20;--secondary-bg: #21242c;--header-bg: #21242c;--text-color: #e2e4eb;--text-secondary: #a0a4b8;--border-color: #2d313a;--hover-bg: #2d313a;--active-bg: #2a3a5a;--logo-filter: invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(100%) contrast(100%);--shadow-color: rgba(0, 0, 0, .4);--card-bg: #1e2128;--input-bg: #2d313a;--button-primary: #4a6bff;--button-hover: #3a5aef}body.dark{background:var(--primary-bg)!important;color:var(--text-color)!important}body.dark .portal-header{background:var(--header-bg)!important;border-bottom:1px solid var(--border-color)}body.dark .logo-container img{filter:var(--logo-filter)}body.dark .sidebar{background:var(--secondary-bg)!important;border-right:1px solid var(--border-color)}body.dark button{background:var(--button-primary);color:#fff}body.dark button:hover{background:var(--button-hover)}body.dark input,body.dark textarea,body.dark select{background:var(--input-bg);color:var(--text-color);border:1px solid var(--border-color)}body.dark{--heading-color: #ffffff;--link-color: #6c9eff;--link-hover: #8ab1ff;--input-border-focus: #4a6bff;--input-placeholder: #7a7f8c;--card-shadow: 0 4px 12px rgba(0, 0, 0, .3);--table-header-bg: #2d313a;--table-row-odd: #21242c;--table-row-even: #252931}body.dark .btn-primary{background:var(--button-primary);border-color:var(--button-primary)}body.dark .btn-outline{background:transparent;border:1px solid var(--button-primary);color:var(--button-primary)}body.dark .card{background:var(--card-bg);box-shadow:var(--card-shadow);border:1px solid var(--border-color)}body.dark .table{color:var(--text-color)}body.dark .table thead th{background:var(--table-header-bg)}body.dark .table tbody tr:nth-child(odd){background:var(--table-row-odd)}body.dark .table tbody tr:nth-child(2n){background:var(--table-row-even)}body.dark .dropdown-menu{background:var(--secondary-bg);border:1px solid var(--border-color)}body.dark .nav-tabs .nav-link.active{border-bottom-color:var(--button-primary)}body.light{--primary-bg: #f6f7fa;--secondary-bg: #ffffff;--header-bg: #ececf3;--text-color: #181a20;--text-secondary: #5a5e6a;--border-color: #d8dae3;--hover-bg: #e8eaf3;--active-bg: #e6f0ff;--logo-filter: none;--shadow-color: rgba(0, 0, 0, .1);--card-bg: #ffffff;--input-bg: #ffffff;--button-primary: #4a6bff;--button-hover: #3a5aef}body.light{background:var(--primary-bg)!important;color:var(--text-color)!important}body.light .portal-header{background:var(--header-bg)!important;border-bottom:1px solid var(--border-color)}body.light .logo-container img{filter:var(--logo-filter)}body.light .sidebar{background:var(--secondary-bg)!important;border-right:1px solid var(--border-color)}body.light button{background:var(--button-primary);color:#fff}body.light button:hover{background:var(--button-hover)}body.light input,body.light textarea,body.light select{background:var(--input-bg);color:var(--text-color);border:1px solid var(--border-color)}body.light{--heading-color: #12141a;--link-color: #2c5aff;--link-hover: #1a4eff;--input-border-focus: #2c5aff;--input-placeholder: #a0a4b8;--card-shadow: 0 2px 8px rgba(0, 0, 0, .1);--table-header-bg: #f0f2f7;--table-row-odd: #ffffff;--table-row-even: #f8f9fc}body.light .btn-primary{background:var(--button-primary);border-color:var(--button-primary)}body.light .btn-outline{background:transparent;border:1px solid var(--button-primary);color:var(--button-primary)}body.light .card{background:var(--card-bg);box-shadow:var(--card-shadow);border:1px solid var(--border-color)}body.light .table{color:var(--text-color)}body.light .table thead th{background:var(--table-header-bg)}body.light .table tbody tr:nth-child(odd){background:var(--table-row-odd)}body.light .table tbody tr:nth-child(2n){background:var(--table-row-even)}body.light .dropdown-menu{background:var(--secondary-bg);border:1px solid var(--border-color)}body.light .nav-tabs .nav-link.active{border-bottom-color:var(--button-primary)}.theme-transition *{transition:background-color .3s ease,color .3s ease,border-color .3s ease,box-shadow .3s ease,filter .3s ease}.theme-transition *:before,.theme-transition *:after{transition:background-color .3s ease,color .3s ease,border-color .3s ease}body.loading *,body.loading *:before,body.loading *:after{transition:none!important}.header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background-color .3s ease,color .3s ease}.header-container{display:flex;justify-content:space-between;align-items:center;padding:.8rem 1rem;height:60px}.light-theme .header,.dark-theme .header{background-color:var(--header-bg);color:var(--text-color);border-bottom:1px solid var(--border-color);box-shadow:0 2px 4px var(--shadow-color)}.logo-container{display:flex;align-items:center;gap:.8rem;cursor:pointer}.title{font-weight:600;font-size:1.2rem;margin:0}.hamburger-btn{background:none;border:none;cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center;color:var(--text-color)}.hamburger-icon span{display:block;width:24px;height:2px;background-color:var(--text-color);margin:4px 0;transition:all .3s ease}.close-icon{font-size:1.5rem;line-height:1}.mobile-menu{position:fixed;top:60px;right:0;bottom:0;width:80%;max-width:300px;background-color:var(--dropdown-bg);z-index:999;transform:translate(0);transition:transform .3s ease;box-shadow:-2px 0 8px var(--shadow-color)}.mobile-menu-container{padding:1rem;height:100%;overflow-y:auto}.user-info{display:flex;align-items:center;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--border-color)}.user-avatar{font-size:1.5rem}.user-details{display:flex;flex-direction:column;gap:.3rem}.user-name{font-weight:600}.menu-items{display:flex;flex-direction:column;gap:.5rem;padding:1rem 0}.menu-item{background:none;border:none;text-align:left;padding:.8rem 1rem;color:var(--text-color);cursor:pointer;border-radius:4px;transition:background-color .2s ease}.menu-item:hover{background-color:var(--hover-bg)}.menu-section{margin:1rem 0}.menu-section-title{font-size:.9rem;font-weight:500;color:var(--text-secondary);margin:.5rem 0;padding:0 1rem}.menu-footer{margin-top:auto;padding-top:1rem;border-top:1px solid var(--border-color)}.desktop-header .header-container{padding:.8rem 2rem}.header-left,.header-right{display:flex;align-items:center;gap:2rem}.nav{display:flex;gap:1rem}.nav-link{background:none;border:none;color:var(--text-color);cursor:pointer;padding:.5rem 1rem;font-size:.95rem;transition:color .2s ease}.nav-link:hover{color:var(--accent-color)}.header-actions{display:flex;align-items:center;gap:1.5rem}.theme-toggle{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--text-color);padding:.5rem}.profile-menu{position:relative}.profile-toggle{display:flex;align-items:center;gap:.5rem;background:none;border:none;color:var(--text-color);cursor:pointer;padding:.5rem .8rem;border-radius:20px;transition:background-color .2s ease}.profile-toggle:hover{background-color:var(--hover-bg)}.dropdown-arrow{font-size:.6rem;transition:transform .2s ease}.dropdown-arrow.open{transform:rotate(180deg)}.profile-dropdown{position:absolute;right:0;top:100%;margin-top:.5rem;min-width:200px;background-color:var(--dropdown-bg);border-radius:8px;box-shadow:0 4px 12px var(--shadow-color);overflow:hidden;z-index:100}.dropdown-section{padding:.5rem 0;border-bottom:1px solid var(--border-color)}.dropdown-section:last-child{border-bottom:none}.dropdown-item{display:block;width:100%;text-align:left;padding:.8rem 1rem;background:none;border:none;color:var(--text-color);cursor:pointer;transition:background-color .2s ease}.dropdown-item:hover{background-color:var(--hover-bg)}.dropdown-item.logout{color:var(--error-color)}.verification-badge{font-size:.8rem}.verified-badge{color:#52c41a}.not-verified-badge{color:var(--error-color)}.pro-badge,.free-badge{display:inline-block;padding:.2rem .5rem;border-radius:4px;font-size:.7rem;font-weight:700;text-transform:uppercase}.verify-button{background-color:var(--accent-color);color:#fff;border:none;padding:.3rem .8rem;border-radius:4px;font-size:.8rem;cursor:pointer;transition:opacity .2s ease}.user-status{display:flex;align-items:center;gap:.8rem}.menu-overlay{position:fixed;top:60px;left:0;right:0;bottom:0;background-color:#00000080;z-index:998}@media (max-width: 768px){.header-container{padding:.8rem 1rem}.title{font-size:1.1rem}.desktop-header{display:none}}@media (min-width: 769px){.mobile-header{display:none}}.engineer-dashboard-container{min-height:100vh;display:flex;flex-direction:column;background-color:var(--primary-bg);color:var(--text-color);transition:background-color .3s ease,color .3s ease}.engineer-dashboard{flex:1;padding:2rem;max-width:1400px;margin:0 auto;width:100%}.dashboard-header{margin-bottom:2rem;text-align:center}.dashboard-header h1{font-size:2rem;margin-bottom:.5rem;color:var(--accent-color)}.dashboard-subtitle{color:var(--text-secondary);font-size:1.1rem}.widget-section{margin-bottom:3rem}.widget-section h2{display:flex;align-items:center;gap:.5rem;margin-bottom:1.5rem;font-size:1.3rem;color:var(--accent-color)}.dashboard-widget{background-color:var(--secondary-bg);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem;cursor:pointer;transition:all .2s ease;display:flex;flex-direction:column;min-height:140px}.dashboard-widget:hover{transform:translateY(-3px);box-shadow:0 4px 12px var(--shadow-color);border-color:var(--accent-color)}.widget-icon-container{font-size:1.8rem;color:var(--accent-color);margin-bottom:1rem}.widget-content h3{font-size:1.1rem;margin-bottom:.5rem}.widget-content p{font-size:.9rem;color:var(--text-secondary);line-height:1.5}.widgets-loading{text-align:center;padding:2rem;color:var(--text-secondary)}.dark-theme .dashboard-widget{background-color:var(--secondary-bg-dark)}@media (max-width: 768px){.engineer-dashboard{padding:1rem}.dashboard-widgets{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}}@media (max-width: 480px){.dashboard-widgets{grid-template-columns:1fr}}.vendor-dashboard{padding:2rem;max-width:1400px;margin:0 auto;min-height:calc(100vh - 120px)}.dashboard-header{margin-bottom:2.5rem;text-align:center}.dashboard-header h1{font-size:2rem;color:#2d3748;margin-bottom:.5rem}.dashboard-subtitle{color:#718096;font-size:1.1rem}.dashboard-widgets{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}.dashboard-widget{background:#fff;border-radius:10px;padding:1.5rem;box-shadow:0 4px 6px #0000000d;transition:all .3s ease;text-decoration:none;color:inherit;display:flex;flex-direction:column;border:1px solid #e2e8f0}.dashboard-widget:hover{transform:translateY(-5px);box-shadow:0 10px 15px #0000001a;border-color:#cbd5e0}.widget-icon-container{background:#f7fafc;width:50px;height:50px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.widget-icon{font-size:1.5rem;color:#4a6cf7}.widget-content h3{font-size:1.25rem;margin-bottom:.75rem;color:#2d3748}.widget-content p{color:#718096;font-size:.95rem;line-height:1.5}@media (max-width: 1024px){.dashboard-widgets{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}}@media (max-width: 768px){.vendor-dashboard{padding:1.5rem}.dashboard-header h1{font-size:1.75rem}.dashboard-widgets{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}}@media (max-width: 576px){.vendor-dashboard{padding:1rem}.dashboard-header h1{font-size:1.5rem}.dashboard-widgets{grid-template-columns:1fr}.dashboard-widget{padding:1.25rem}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.dashboard-widget{animation:fadeIn .5s ease forwards}.dashboard-widget:nth-child(1){animation-delay:.1s}.dashboard-widget:nth-child(2){animation-delay:.2s}.dashboard-widget:nth-child(3){animation-delay:.3s}.dashboard-widget:nth-child(4){animation-delay:.4s}.dashboard-widget:nth-child(5){animation-delay:.5s}.dashboard-widget:nth-child(6){animation-delay:.6s}.dashboard-widget:nth-child(7){animation-delay:.7s}.dashboard-widget:nth-child(8){animation-delay:.8s}.share-footer{padding:2rem 0;background-color:var(--footer-bg);color:var(--footer-text);border-top:1px solid var(--border-color)}.footer-container{max-width:1200px;margin:0 auto;padding:0 1rem}.footer-top{display:flex;flex-wrap:wrap;gap:2rem;margin-bottom:2rem}.footer-brand{display:flex;align-items:center;gap:1rem;flex:1 1 300px}.brand-info h3{margin:0;font-size:1.25rem}.brand-info p{margin:.25rem 0 0;opacity:.8;font-size:.9rem}.footer-links{display:flex;flex-wrap:wrap;gap:2rem;flex:2 1 600px}.link-column{flex:1 1 200px}.link-column h4{margin:0 0 1rem;font-size:1rem;color:var(--footer-heading)}.link-column ul{list-style:none;padding:0;margin:0}.link-column li{margin-bottom:.75rem}.link-column a{color:var(--footer-link);text-decoration:none;display:flex;align-items:center;gap:.5rem;transition:color .2s}.link-column a:hover{color:var(--footer-link-hover)}.social-links{display:flex;gap:1rem;margin-bottom:1.5rem}.social-links a{color:var(--footer-link);font-size:1.25rem;transition:color .2s}.social-links a:hover{color:var(--footer-link-hover)}.language-selector{display:flex;align-items:center;gap:.5rem;margin-top:1rem}.language-selector select{background:var(--select-bg);color:var(--select-text);border:1px solid var(--border-color);padding:.25rem;border-radius:4px}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;padding-top:1.5rem;border-top:1px solid var(--border-light);font-size:.85rem}.legal-links{display:flex;gap:1rem}.legal-links a{color:var(--footer-link);text-decoration:none}.legal-links a:hover{text-decoration:underline}.copyright{opacity:.8}.share-footer.light-theme{--footer-bg: #ffffff;--footer-text: #333333;--footer-heading: #222222;--footer-link: #555555;--footer-link-hover: #000000;--border-color: #e1e1e1;--border-light: #f0f0f0;--select-bg: #ffffff;--select-text: #333333}.share-footer.dark-theme{--footer-bg: #1a1a1a;--footer-text: #cccccc;--footer-heading: #ffffff;--footer-link: #aaaaaa;--footer-link-hover: #ffffff;--border-color: #333333;--border-light: #252525;--select-bg: #2a2a2a;--select-text: #dddddd}@media (max-width: 768px){.footer-top{flex-direction:column}.footer-links{gap:1.5rem}.footer-bottom{flex-direction:column;gap:1rem;text-align:center}.legal-links{justify-content:center}}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;align-items:center;background-color:var(--secondary-bg);border-top:1px solid var(--border-color);padding:4px 0;z-index:100;transition:all .3s ease}.bottom-nav.visible{transform:translateY(0)}.bottom-nav.hidden{transform:translateY(100%)}.nav-item{display:flex;flex-direction:column;align-items:center;background:none;border:none;color:var(--text-secondary);padding:1px 4px;cursor:pointer;gap:1px;flex:1;max-width:100px;transition:color .3s ease}.nav-item.active{color:var(--accent-color)}.nav-label{font-size:.7rem;white-space:nowrap;transition:color .3s ease}.toggle-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:40px;height:20px;background-color:var(--secondary-bg);border:1px solid var(--border-color);border-bottom:none;border-radius:8px 8px 0 0;display:flex;justify-content:center;align-items:center;cursor:pointer;z-index:101;transition:all .3s ease}.toggle-nav:hover{background-color:var(--hover-bg)}@media (max-width: 480px){.nav-label{font-size:.6rem}}@media (min-width: 768px){.bottom-nav{max-width:500px;margin:0 auto;left:50%;transform:translate(-50%);border-radius:6px 6px 0 0;bottom:5px;box-shadow:0 -2px 10px var(--shadow-color)}.bottom-nav.hidden{transform:translate(-50%,100%)}.toggle-nav{left:calc(50% + 230px)}}.project-list,.new-project-container,.project-detail-container{padding:20px;transition:background-color .3s ease,color .3s ease}.project-list.dark,.new-project-container.dark,.project-detail-container.dark{background-color:var(--secondary-bg);color:var(--text-color)}.project-list.light,.new-project-container.light,.project-detail-container.light{background-color:#fff;color:var(--text-color)}.project-header,.project-form-header,.project-detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.project-table{width:100%;border-collapse:collapse}.project-table th,.project-table td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-color)}.project-table tr:hover{background-color:var(--hover-bg);cursor:pointer}.project-form{max-width:800px;margin:0 auto}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500}.form-group input,.form-group textarea,.form-group select{width:100%;padding:10px;border:1px solid var(--border-color);border-radius:4px;background-color:var(--primary-bg);color:var(--text-color)}.form-row{display:flex;gap:20px}.status-badge{padding:4px 8px;border-radius:12px;font-size:.8rem;font-weight:500}.status-badge.active{background-color:#d4edda;color:#155724}.status-badge.in-review{background-color:#fff3cd;color:#856404}.status-badge.completed{background-color:#d1ecf1;color:#0c5460}.new-project-btn,.view-btn,.save-btn,.cancel-btn,.edit-btn,.delete-btn,.back-btn{display:inline-flex;align-items:center;gap:5px;padding:8px 16px;border-radius:4px;cursor:pointer;transition:all .2s}.new-project-btn,.save-btn{background-color:var(--accent-color);color:#fff;border:none}.view-btn,.cancel-btn,.back-btn{background-color:transparent;border:1px solid var(--border-color);color:var(--text-color)}.edit-btn{background-color:#ffc107;color:#212529;border:none}.delete-btn{background-color:#dc3545;color:#fff;border:none;margin-left:10px}@media (max-width: 768px){.form-row{flex-direction:column;gap:0}.project-header{flex-direction:column;align-items:flex-start;gap:15px}}.projects-container{padding:1.5rem;transition:all .3s ease}.light-theme .projects-container,.dark-theme .projects-container{background-color:var(--secondary-bg);color:var(--text-color)}.projects-header{margin-bottom:2rem}.projects-header h2{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.projects-controls{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem}.search-bar{display:flex;align-items:center;background-color:var(--primary-bg);border-radius:4px;padding:.5rem;border:1px solid var(--border-color);flex-grow:1;max-width:400px}.search-bar input{border:none;background:transparent;color:var(--text-color);margin-left:.5rem;width:100%}.filter-controls{display:flex;gap:.5rem}.filter-controls select{padding:.5rem;border-radius:4px;border:1px solid var(--border-color);background-color:var(--primary-bg);color:var(--text-color)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}.project-card{border-radius:8px;overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column}.light-theme .project-card{background-color:var(--primary-bg);border:1px solid var(--border-color);box-shadow:0 2px 4px var(--shadow-color)}.dark-theme .project-card{background-color:var(--primary-bg);border:1px solid var(--border-color);box-shadow:0 2px 8px var(--shadow-color)}.project-card:hover{transform:translateY(-5px);box-shadow:0 4px 12px var(--shadow-color)}.card-header{position:relative;height:160px}.project-thumbnail{width:100%;height:100%;object-fit:cover}.star-btn{position:absolute;top:10px;right:10px;background:#00000080;border:none;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;transition:all .2s ease}.star-btn.starred{background:var(--accent-color);color:gold}.star-btn:hover{transform:scale(1.1)}.card-body{padding:1rem;flex-grow:1}.card-body h3{margin:0 0 .5rem;font-size:1.1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.project-meta{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-secondary)}.project-type{text-transform:capitalize;padding:.2rem .5rem;background-color:var(--accent-color);color:#fff;border-radius:4px;font-size:.7rem}.project-date{display:flex;align-items:center;gap:.25rem}.card-actions{display:flex;border-top:1px solid var(--border-color)}.card-actions button{flex:1;padding:.75rem;border:none;background:transparent;display:flex;align-items:center;justify-content:center;gap:.5rem;cursor:pointer;transition:all .2s ease}.light-theme .card-actions button,.dark-theme .card-actions button{color:var(--text-color)}.card-actions button:hover{background-color:var(--hover-bg)}.card-actions button.view-btn{color:var(--accent-color)}.card-actions button.edit-btn{color:var(--text-secondary)}.card-actions button.delete-btn{color:var(--error-color)}.no-projects{text-align:center;padding:3rem;color:var(--text-secondary)}@media (max-width: 768px){.projects-controls{flex-direction:column;align-items:stretch}.search-bar{max-width:none}.projects-grid{grid-template-columns:1fr}}.bridge-load-analysis,.bridge-visualization{padding:1rem;border-radius:8px;margin-bottom:1rem;transition:all .3s ease}.light-theme .bridge-load-analysis,.light-theme .bridge-visualization,.dark-theme .bridge-load-analysis,.dark-theme .bridge-visualization{background-color:var(--secondary-bg);border:1px solid var(--border-color);color:var(--text-color)}.panel-header,.visualization-header{display:flex;align-items:center;gap:.5rem;padding-bottom:.5rem;margin-bottom:1rem;border-bottom:1px solid var(--border-color)}.results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.5rem;margin:1rem 0}.result-card.total{border-left-color:var(--error-color)}.result-card.total h5{color:var(--error-color)}.canvas-container{margin:1rem 0;border-radius:4px;overflow:hidden}.canvas-container canvas{width:100%;height:100%;background-color:var(--primary-bg)}.view-controls{display:flex;gap:.5rem;margin-left:auto}.view-controls button{padding:.5rem;border:1px solid var(--border-color);background-color:var(--primary-bg);color:var(--text-color);border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:.25rem}.view-controls button.active{background-color:var(--accent-color);color:#fff;border-color:var(--accent-color)}@media (max-width: 768px){.input-row{flex-direction:column;gap:0}.results-grid{grid-template-columns:1fr}.view-controls{flex-direction:column}}.building-load-analysis,.building-structural-design{padding:1rem;border-radius:8px;margin-bottom:1rem;transition:all .3s ease}.light-theme .building-load-analysis,.light-theme .building-structural-design,.dark-theme .building-load-analysis,.dark-theme .building-structural-design{background-color:var(--secondary-bg);border:1px solid var(--border-color);color:var(--text-color)}.panel-header{display:flex;align-items:center;gap:.5rem;padding-bottom:.5rem;margin-bottom:1rem;border-bottom:1px solid var(--border-color)}.design-inputs{margin-bottom:1.5rem}.input-group input,.input-group select{width:100%;padding:.5rem;border:1px solid var(--border-color);border-radius:4px;background-color:var(--primary-bg);color:var(--text-color)}.design-button,.save-design{width:100%;padding:.75rem;border:none;border-radius:4px;background-color:var(--accent-color);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .2s ease}.design-button:disabled{opacity:.5;cursor:not-allowed}.save-design{margin-top:1rem}.design-results{margin-top:1.5rem}.results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:.5rem;margin:1rem 0}.result-card{padding:.75rem;background-color:var(--primary-bg);border-radius:4px;border-left:4px solid var(--accent-color)}.result-card h5{margin-top:0;margin-bottom:.5rem;color:var(--accent-color)}@media (max-width: 768px){.input-row{flex-direction:column;gap:0}.results-grid{grid-template-columns:1fr}}.beam-design-container{padding:20px;max-width:1200px;margin:0 auto}.beam-design-container h3{color:var(--accent-color);margin-bottom:20px;text-align:center;border-bottom:2px solid var(--accent-color);padding-bottom:10px}.beam-design-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.beam-input-section,.beam-results-section{background:var(--card-bg);padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.beam-input-section h4,.beam-results-section h4{color:var(--accent-color);margin:15px 0 10px}.input-group label{display:block;margin-bottom:5px;font-weight:500;color:var(--text-secondary)}.input-group input,.input-group select{width:100%;padding:8px 12px;border:1.5px solid var(--border-color);border-radius:4px;font-size:1rem;background:var(--input-bg);color:var(--text-color)}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.calculate-button{width:100%;padding:10px;background:var(--accent-color);color:#fff;border:none;border-radius:4px;font-size:1rem;font-weight:700;cursor:pointer;margin-top:15px;transition:all .2s ease}.calculate-button:hover{background:var(--accent-dark)}.results-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-bottom:20px}.result-item{background:#0000000d;padding:10px;border-radius:4px;border-left:3px solid var(--accent-color)}.result-item span{display:block;font-size:.9rem;color:var(--text-secondary)}.result-item strong{font-size:1.1rem;color:var(--accent-color)}.diagram-control{text-align:center;margin:15px 0}.toggle-diagram{padding:8px 15px;background:var(--accent-light);color:var(--accent-color);border:none;border-radius:4px;cursor:pointer;font-weight:500}.beam-diagrams{display:grid;grid-template-columns:1fr;gap:20px;margin-top:20px}.diagram{background:#fff;padding:15px;border-radius:6px;box-shadow:0 1px 3px #0000001a}.diagram h5{margin-top:0;color:var(--accent-color);text-align:center}.results-placeholder{text-align:center;padding:30px;color:var(--text-secondary)}.theme-dark .beam-input-section,.theme-dark .beam-results-section{background:#1a202cf2;box-shadow:0 2px 4px #0000004d}.theme-dark .result-item{background:#ffffff0d}.theme-dark .diagram{background:var(--card-bg)}@media (max-width: 768px){.beam-design-grid{grid-template-columns:1fr}.input-row{grid-template-columns:1fr;gap:10px}.results-grid{grid-template-columns:1fr}}.factory-3d-viewer,.factory-design-tools,.factory-specs-panel{padding:1rem;border-radius:8px;margin-bottom:1rem;transition:all .3s ease}.light-theme .factory-3d-viewer,.light-theme .factory-design-tools,.light-theme .factory-specs-panel{background-color:var(--secondary-bg);border:1px solid var(--border-color);color:var(--text-color)}.light-theme .viewer-header,.light-theme .tools-header,.light-theme .specs-header{border-bottom:1px solid var(--border-color)}.dark-theme .factory-3d-viewer,.dark-theme .factory-design-tools,.dark-theme .factory-specs-panel{background-color:var(--secondary-bg);border:1px solid var(--border-color);color:var(--text-color)}.dark-theme .viewer-header,.dark-theme .tools-header,.dark-theme .specs-header{border-bottom:1px solid var(--border-color)}.viewer-header,.tools-header,.specs-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:.5rem;margin-bottom:1rem}.viewer-controls{display:flex;gap:.5rem}.viewer-container{margin:1rem 0;overflow:hidden;border-radius:4px}.viewer-container canvas{width:100%;height:100%;background-color:var(--secondary-bg)}.viewer-info{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-secondary)}.equipment-types{display:flex;gap:.5rem;margin-bottom:1rem}.equipment-types button{flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem;border:1px solid var(--border-color);background-color:var(--secondary-bg);color:var(--text-color);border-radius:4px;cursor:pointer;transition:all .2s ease}.equipment-types button.active{background-color:var(--accent-color);color:#fff;border-color:var(--accent-color)}.equipment-types button:hover{background-color:var(--hover-bg)}.size-controls{display:flex;gap:1rem;margin-bottom:1rem}.input-group{margin-bottom:1rem}.input-group label{display:block;margin-bottom:.25rem;font-size:.9rem;color:var(--text-secondary)}.input-group input,.input-group select{width:100%;padding:.5rem;border:1px solid var(--border-color);border-radius:4px;background-color:var(--secondary-bg);color:var(--text-color)}.input-row{display:flex;gap:1rem}.input-row .input-group{flex:1}.action-buttons{display:flex;gap:.5rem}.action-buttons button{flex:1;padding:.5rem;border:none;border-radius:4px;background-color:var(--accent-color);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .2s ease}.action-buttons button:disabled{opacity:.5;cursor:not-allowed}.action-buttons button:last-child{background-color:var(--error-color)}.specs-stats{margin:1rem 0}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem}.stat-item{padding:.5rem;background-color:var(--primary-bg);border-radius:4px;display:flex;justify-content:space-between}.stat-item span:first-child{color:var(--text-secondary)}.save-button{width:100%;padding:.75rem;border:none;border-radius:4px;background-color:var(--accent-color);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .2s ease}.save-button:hover{opacity:.9}@media (max-width: 768px){.input-row{flex-direction:column;gap:0}.equipment-types{flex-direction:column}.stats-grid{grid-template-columns:1fr}}.road-profile-viewer{position:relative;width:100%;height:100%;background-color:var(--primary-bg);border-radius:8px;overflow:hidden;display:flex;flex-direction:column}.road-profile-viewer.fullscreen{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:1000;border-radius:0}.viewer-controls{display:flex;gap:10px;padding:10px;background-color:var(--secondary-bg);border-bottom:1px solid var(--border-color)}.viewer-controls button{background:none;border:none;color:var(--text-color);cursor:pointer;padding:5px;border-radius:4px;display:flex;align-items:center}.viewer-controls button:hover{background-color:var(--hover-bg)}.zoom-level{margin-left:auto;font-size:.9rem;color:var(--text-secondary)}.profile-svg{flex:1;width:100%;height:calc(100% - 120px);transform-origin:0 0}.profile-info{padding:15px;background-color:var(--secondary-bg);border-top:1px solid var(--border-color)}.profile-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:10px}.profile-stats div{display:flex;justify-content:space-between}.profile-stats span{color:var(--text-secondary)}.profile-stats strong{color:var(--primary-color)}.dark .profile-svg{background-color:#2d2d2d}.mep-container{padding:20px;height:100%}.mep-header{margin-bottom:30px}.mep-header h2{font-size:24px;margin-bottom:8px}.mep-header p{color:var(--text-secondary);font-size:14px}.mep-layout{display:flex;gap:20px;height:calc(100% - 70px)}.mep-sidebar{width:250px;display:flex;flex-direction:column;gap:20px}.mep-category{background:var(--card-bg);border-radius:8px;padding:15px;box-shadow:0 2px 4px #0000001a}.mep-category h3{margin-bottom:15px;font-size:16px;color:var(--text-primary)}.mep-category button{width:100%;padding:10px;margin-bottom:8px;background:var(--button-bg);color:var(--button-text);border:none;border-radius:4px;cursor:pointer;text-align:left;transition:all .2s ease}.mep-category button:hover{background:var(--button-hover)}.mep-content{flex:1;background:var(--card-bg);border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;overflow-y:auto}.mep-welcome{display:flex;justify-content:center;align-items:center;height:100%;color:var(--text-secondary)}.input-group{margin-bottom:15px}.input-group label{display:block;margin-bottom:5px;font-weight:500}.input-group input,.input-group select{width:100%;padding:8px 12px;border:1px solid var(--border-color);border-radius:4px;background:var(--input-bg);color:var(--text-primary)}.results{margin-top:20px;padding:15px;background:var(--result-bg);border-radius:4px}.results h4{margin-bottom:10px}.react-datepicker__navigation-icon:before,.react-datepicker__year-read-view--down-arrow,.react-datepicker__month-read-view--down-arrow,.react-datepicker__month-year-read-view--down-arrow{border-color:#ccc;border-style:solid;border-width:3px 3px 0 0;content:"";display:block;height:9px;position:absolute;top:6px;width:9px}.react-datepicker-wrapper{display:inline-block;padding:0;border:0}.react-datepicker{font-family:Helvetica Neue,helvetica,arial,sans-serif;font-size:.8rem;background-color:#fff;color:#000;border:1px solid #aeaeae;border-radius:.3rem;display:inline-block;position:relative;line-height:initial}.react-datepicker--time-only .react-datepicker__time-container{border-left:0}.react-datepicker--time-only .react-datepicker__time,.react-datepicker--time-only .react-datepicker__time-box{border-bottom-left-radius:.3rem;border-bottom-right-radius:.3rem}.react-datepicker-popper{z-index:1;line-height:0}.react-datepicker-popper .react-datepicker__triangle{stroke:#aeaeae}.react-datepicker-popper[data-placement^=bottom] .react-datepicker__triangle{fill:#f0f0f0;color:#f0f0f0}.react-datepicker-popper[data-placement^=top] .react-datepicker__triangle{fill:#fff;color:#fff}.react-datepicker__header{text-align:center;background-color:#f0f0f0;border-bottom:1px solid #aeaeae;border-top-left-radius:.3rem;padding:8px 0;position:relative}.react-datepicker__header--time{padding-bottom:8px;padding-left:5px;padding-right:5px}.react-datepicker__header--time:not(.react-datepicker__header--time--only){border-top-left-radius:0}.react-datepicker__header:not(.react-datepicker__header--has-time-select){border-top-right-radius:.3rem}.react-datepicker__year-dropdown-container--select,.react-datepicker__month-dropdown-container--select,.react-datepicker__month-year-dropdown-container--select,.react-datepicker__year-dropdown-container--scroll,.react-datepicker__month-dropdown-container--scroll,.react-datepicker__month-year-dropdown-container--scroll{display:inline-block;margin:0 15px}.react-datepicker__current-month,.react-datepicker-time__header,.react-datepicker-year-header{margin-top:0;color:#000;font-weight:700;font-size:.944rem}h2.react-datepicker__current-month{padding:0;margin:0}.react-datepicker-time__header{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.react-datepicker__navigation{align-items:center;background:none;display:flex;justify-content:center;text-align:center;cursor:pointer;position:absolute;top:2px;padding:0;border:none;z-index:1;height:32px;width:32px;text-indent:-999em;overflow:hidden}.react-datepicker__navigation--previous{left:2px}.react-datepicker__navigation--next{right:2px}.react-datepicker__navigation--next--with-time:not(.react-datepicker__navigation--next--with-today-button){right:85px}.react-datepicker__navigation--years{position:relative;top:0;display:block;margin-left:auto;margin-right:auto}.react-datepicker__navigation--years-previous{top:4px}.react-datepicker__navigation--years-upcoming{top:-4px}.react-datepicker__navigation:hover *:before{border-color:#a6a6a6}.react-datepicker__navigation-icon{position:relative;top:-1px;font-size:20px;width:0}.react-datepicker__navigation-icon--next{left:-2px}.react-datepicker__navigation-icon--next:before{transform:rotate(45deg);left:-7px}.react-datepicker__navigation-icon--previous{right:-2px}.react-datepicker__navigation-icon--previous:before{transform:rotate(225deg);right:-7px}.react-datepicker__month-container{float:left}.react-datepicker__year{margin:.4rem;text-align:center}.react-datepicker__year-wrapper{display:flex;flex-wrap:wrap;max-width:180px}.react-datepicker__year .react-datepicker__year-text{display:inline-block;width:4rem;margin:2px}.react-datepicker__month{margin:.4rem;text-align:center}.react-datepicker__month .react-datepicker__month-text,.react-datepicker__month .react-datepicker__quarter-text{display:inline-block;width:4rem;margin:2px}.react-datepicker__input-time-container{clear:both;width:100%;float:left;margin:5px 0 10px 15px;text-align:left}.react-datepicker__input-time-container .react-datepicker-time__caption,.react-datepicker__input-time-container .react-datepicker-time__input-container{display:inline-block}.react-datepicker__input-time-container .react-datepicker-time__input-container .react-datepicker-time__input{display:inline-block;margin-left:10px}.react-datepicker__input-time-container .react-datepicker-time__input-container .react-datepicker-time__input input{width:auto}.react-datepicker__input-time-container .react-datepicker-time__input-container .react-datepicker-time__input input[type=time]::-webkit-inner-spin-button,.react-datepicker__input-time-container .react-datepicker-time__input-container .react-datepicker-time__input input[type=time]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.react-datepicker__input-time-container .react-datepicker-time__input-container .react-datepicker-time__input input[type=time]{-moz-appearance:textfield}.react-datepicker__input-time-container .react-datepicker-time__input-container .react-datepicker-time__delimiter{margin-left:5px;display:inline-block}.react-datepicker__time-container{float:right;border-left:1px solid #aeaeae;width:85px}.react-datepicker__time-container--with-today-button{display:inline;border:1px solid #aeaeae;border-radius:.3rem;position:absolute;right:-87px;top:0}.react-datepicker__time-container .react-datepicker__time{position:relative;background:#fff;border-bottom-right-radius:.3rem}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box{width:85px;overflow-x:hidden;margin:0 auto;text-align:center;border-bottom-right-radius:.3rem}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list{list-style:none;margin:0;height:calc(195px + .85rem);overflow-y:scroll;padding-right:0;padding-left:0;width:100%;box-sizing:content-box}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list li.react-datepicker__time-list-item{height:30px;padding:5px 10px;white-space:nowrap}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list li.react-datepicker__time-list-item:hover{cursor:pointer;background-color:#f0f0f0}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list li.react-datepicker__time-list-item--selected{background-color:#216ba5;color:#fff;font-weight:700}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list li.react-datepicker__time-list-item--selected:hover{background-color:#216ba5}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list li.react-datepicker__time-list-item--disabled{color:#ccc}.react-datepicker__time-container .react-datepicker__time .react-datepicker__time-box ul.react-datepicker__time-list li.react-datepicker__time-list-item--disabled:hover{cursor:default;background-color:transparent}.react-datepicker__week-number{color:#ccc;display:inline-block;width:1.7rem;line-height:1.7rem;text-align:center;margin:.166rem}.react-datepicker__week-number.react-datepicker__week-number--clickable{cursor:pointer}.react-datepicker__week-number.react-datepicker__week-number--clickable:not(.react-datepicker__week-number--selected):hover{border-radius:.3rem;background-color:#f0f0f0}.react-datepicker__week-number--selected{border-radius:.3rem;background-color:#216ba5;color:#fff}.react-datepicker__week-number--selected:hover{background-color:#1d5d90}.react-datepicker__day-names{white-space:nowrap;margin-bottom:-8px}.react-datepicker__week{white-space:nowrap}.react-datepicker__day-name,.react-datepicker__day,.react-datepicker__time-name{color:#000;display:inline-block;width:1.7rem;line-height:1.7rem;text-align:center;margin:.166rem}.react-datepicker__day,.react-datepicker__month-text,.react-datepicker__quarter-text,.react-datepicker__year-text{cursor:pointer}.react-datepicker__day:not([aria-disabled=true]):hover,.react-datepicker__month-text:not([aria-disabled=true]):hover,.react-datepicker__quarter-text:not([aria-disabled=true]):hover,.react-datepicker__year-text:not([aria-disabled=true]):hover{border-radius:.3rem;background-color:#f0f0f0}.react-datepicker__day--today,.react-datepicker__month-text--today,.react-datepicker__quarter-text--today,.react-datepicker__year-text--today{font-weight:700}.react-datepicker__day--highlighted,.react-datepicker__month-text--highlighted,.react-datepicker__quarter-text--highlighted,.react-datepicker__year-text--highlighted{border-radius:.3rem;background-color:#3dcc4a;color:#fff}.react-datepicker__day--highlighted:not([aria-disabled=true]):hover,.react-datepicker__month-text--highlighted:not([aria-disabled=true]):hover,.react-datepicker__quarter-text--highlighted:not([aria-disabled=true]):hover,.react-datepicker__year-text--highlighted:not([aria-disabled=true]):hover{background-color:#32be3f}.react-datepicker__day--highlighted-custom-1,.react-datepicker__month-text--highlighted-custom-1,.react-datepicker__quarter-text--highlighted-custom-1,.react-datepicker__year-text--highlighted-custom-1{color:#f0f}.react-datepicker__day--highlighted-custom-2,.react-datepicker__month-text--highlighted-custom-2,.react-datepicker__quarter-text--highlighted-custom-2,.react-datepicker__year-text--highlighted-custom-2{color:green}.react-datepicker__day--holidays,.react-datepicker__month-text--holidays,.react-datepicker__quarter-text--holidays,.react-datepicker__year-text--holidays{position:relative;border-radius:.3rem;background-color:#ff6803;color:#fff}.react-datepicker__day--holidays .overlay,.react-datepicker__month-text--holidays .overlay,.react-datepicker__quarter-text--holidays .overlay,.react-datepicker__year-text--holidays .overlay{position:absolute;bottom:100%;left:50%;transform:translate(-50%);background-color:#333;color:#fff;padding:4px;border-radius:4px;white-space:nowrap;visibility:hidden;opacity:0;transition:visibility 0s,opacity .3s ease-in-out}.react-datepicker__day--holidays:not([aria-disabled=true]):hover,.react-datepicker__month-text--holidays:not([aria-disabled=true]):hover,.react-datepicker__quarter-text--holidays:not([aria-disabled=true]):hover,.react-datepicker__year-text--holidays:not([aria-disabled=true]):hover{background-color:#cf5300}.react-datepicker__day--holidays:hover .overlay,.react-datepicker__month-text--holidays:hover .overlay,.react-datepicker__quarter-text--holidays:hover .overlay,.react-datepicker__year-text--holidays:hover .overlay{visibility:visible;opacity:1}.react-datepicker__day--selected,.react-datepicker__day--in-selecting-range,.react-datepicker__day--in-range,.react-datepicker__month-text--selected,.react-datepicker__month-text--in-selecting-range,.react-datepicker__month-text--in-range,.react-datepicker__quarter-text--selected,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__quarter-text--in-range,.react-datepicker__year-text--selected,.react-datepicker__year-text--in-selecting-range,.react-datepicker__year-text--in-range{border-radius:.3rem;background-color:#216ba5;color:#fff}.react-datepicker__day--selected:not([aria-disabled=true]):hover,.react-datepicker__day--in-selecting-range:not([aria-disabled=true]):hover,.react-datepicker__day--in-range:not([aria-disabled=true]):hover,.react-datepicker__month-text--selected:not([aria-disabled=true]):hover,.react-datepicker__month-text--in-selecting-range:not([aria-disabled=true]):hover,.react-datepicker__month-text--in-range:not([aria-disabled=true]):hover,.react-datepicker__quarter-text--selected:not([aria-disabled=true]):hover,.react-datepicker__quarter-text--in-selecting-range:not([aria-disabled=true]):hover,.react-datepicker__quarter-text--in-range:not([aria-disabled=true]):hover,.react-datepicker__year-text--selected:not([aria-disabled=true]):hover,.react-datepicker__year-text--in-selecting-range:not([aria-disabled=true]):hover,.react-datepicker__year-text--in-range:not([aria-disabled=true]):hover{background-color:#1d5d90}.react-datepicker__day--keyboard-selected,.react-datepicker__month-text--keyboard-selected,.react-datepicker__quarter-text--keyboard-selected,.react-datepicker__year-text--keyboard-selected{border-radius:.3rem;background-color:#bad9f1;color:#000}.react-datepicker__day--keyboard-selected:not([aria-disabled=true]):hover,.react-datepicker__month-text--keyboard-selected:not([aria-disabled=true]):hover,.react-datepicker__quarter-text--keyboard-selected:not([aria-disabled=true]):hover,.react-datepicker__year-text--keyboard-selected:not([aria-disabled=true]):hover{background-color:#1d5d90}.react-datepicker__day--in-selecting-range:not(.react-datepicker__day--in-range,.react-datepicker__month-text--in-range,.react-datepicker__quarter-text--in-range,.react-datepicker__year-text--in-range),.react-datepicker__month-text--in-selecting-range:not(.react-datepicker__day--in-range,.react-datepicker__month-text--in-range,.react-datepicker__quarter-text--in-range,.react-datepicker__year-text--in-range),.react-datepicker__quarter-text--in-selecting-range:not(.react-datepicker__day--in-range,.react-datepicker__month-text--in-range,.react-datepicker__quarter-text--in-range,.react-datepicker__year-text--in-range),.react-datepicker__year-text--in-selecting-range:not(.react-datepicker__day--in-range,.react-datepicker__month-text--in-range,.react-datepicker__quarter-text--in-range,.react-datepicker__year-text--in-range){background-color:#216ba580}.react-datepicker__month--selecting-range .react-datepicker__day--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__year--selecting-range .react-datepicker__day--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__month--selecting-range .react-datepicker__month-text--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__year--selecting-range .react-datepicker__month-text--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__month--selecting-range .react-datepicker__quarter-text--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__year--selecting-range .react-datepicker__quarter-text--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__month--selecting-range .react-datepicker__year-text--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range),.react-datepicker__year--selecting-range .react-datepicker__year-text--in-range:not(.react-datepicker__day--in-selecting-range,.react-datepicker__month-text--in-selecting-range,.react-datepicker__quarter-text--in-selecting-range,.react-datepicker__year-text--in-selecting-range){background-color:#f0f0f0;color:#000}.react-datepicker__day--disabled,.react-datepicker__month-text--disabled,.react-datepicker__quarter-text--disabled,.react-datepicker__year-text--disabled{cursor:default;color:#ccc}.react-datepicker__day--disabled .overlay,.react-datepicker__month-text--disabled .overlay,.react-datepicker__quarter-text--disabled .overlay,.react-datepicker__year-text--disabled .overlay{position:absolute;bottom:70%;left:50%;transform:translate(-50%);background-color:#333;color:#fff;padding:4px;border-radius:4px;white-space:nowrap;visibility:hidden;opacity:0;transition:visibility 0s,opacity .3s ease-in-out}.react-datepicker__input-container{position:relative;display:inline-block;width:100%}.react-datepicker__input-container .react-datepicker__calendar-icon{position:absolute;padding:.5rem;box-sizing:content-box}.react-datepicker__view-calendar-icon input{padding:6px 10px 5px 25px}.react-datepicker__year-read-view,.react-datepicker__month-read-view,.react-datepicker__month-year-read-view{border:1px solid transparent;border-radius:.3rem;position:relative}.react-datepicker__year-read-view:hover,.react-datepicker__month-read-view:hover,.react-datepicker__month-year-read-view:hover{cursor:pointer}.react-datepicker__year-read-view:hover .react-datepicker__year-read-view--down-arrow,.react-datepicker__year-read-view:hover .react-datepicker__month-read-view--down-arrow,.react-datepicker__month-read-view:hover .react-datepicker__year-read-view--down-arrow,.react-datepicker__month-read-view:hover .react-datepicker__month-read-view--down-arrow,.react-datepicker__month-year-read-view:hover .react-datepicker__year-read-view--down-arrow,.react-datepicker__month-year-read-view:hover .react-datepicker__month-read-view--down-arrow{border-top-color:#b3b3b3}.react-datepicker__year-read-view--down-arrow,.react-datepicker__month-read-view--down-arrow,.react-datepicker__month-year-read-view--down-arrow{transform:rotate(135deg);right:-16px;top:0}.react-datepicker__year-dropdown,.react-datepicker__month-dropdown,.react-datepicker__month-year-dropdown{background-color:#f0f0f0;position:absolute;width:50%;left:25%;top:30px;z-index:1;text-align:center;border-radius:.3rem;border:1px solid #aeaeae}.react-datepicker__year-dropdown:hover,.react-datepicker__month-dropdown:hover,.react-datepicker__month-year-dropdown:hover{cursor:pointer}.react-datepicker__year-dropdown--scrollable,.react-datepicker__month-dropdown--scrollable,.react-datepicker__month-year-dropdown--scrollable{height:150px;overflow-y:scroll}.react-datepicker__year-option,.react-datepicker__month-option,.react-datepicker__month-year-option{line-height:20px;width:100%;display:block;margin-left:auto;margin-right:auto}.react-datepicker__year-option:first-of-type,.react-datepicker__month-option:first-of-type,.react-datepicker__month-year-option:first-of-type{border-top-left-radius:.3rem;border-top-right-radius:.3rem}.react-datepicker__year-option:last-of-type,.react-datepicker__month-option:last-of-type,.react-datepicker__month-year-option:last-of-type{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;border-bottom-left-radius:.3rem;border-bottom-right-radius:.3rem}.react-datepicker__year-option:hover,.react-datepicker__month-option:hover,.react-datepicker__month-year-option:hover{background-color:#ccc}.react-datepicker__year-option:hover .react-datepicker__navigation--years-upcoming,.react-datepicker__month-option:hover .react-datepicker__navigation--years-upcoming,.react-datepicker__month-year-option:hover .react-datepicker__navigation--years-upcoming{border-bottom-color:#b3b3b3}.react-datepicker__year-option:hover .react-datepicker__navigation--years-previous,.react-datepicker__month-option:hover .react-datepicker__navigation--years-previous,.react-datepicker__month-year-option:hover .react-datepicker__navigation--years-previous{border-top-color:#b3b3b3}.react-datepicker__year-option--selected,.react-datepicker__month-option--selected,.react-datepicker__month-year-option--selected{position:absolute;left:15px}.react-datepicker__close-icon{cursor:pointer;background-color:transparent;border:0;outline:0;padding:0 6px 0 0;position:absolute;top:0;right:0;height:100%;display:table-cell;vertical-align:middle}.react-datepicker__close-icon:after{cursor:pointer;background-color:#216ba5;color:#fff;border-radius:50%;height:16px;width:16px;padding:2px;font-size:12px;line-height:1;text-align:center;display:table-cell;vertical-align:middle;content:"×"}.react-datepicker__close-icon--disabled{cursor:default}.react-datepicker__close-icon--disabled:after{cursor:default;background-color:#ccc}.react-datepicker__today-button{background:#f0f0f0;border-top:1px solid #aeaeae;cursor:pointer;text-align:center;font-weight:700;padding:5px 0;clear:left}.react-datepicker__portal{position:fixed;width:100vw;height:100vh;background-color:#000c;left:0;top:0;justify-content:center;align-items:center;display:flex;z-index:2147483647}.react-datepicker__portal .react-datepicker__day-name,.react-datepicker__portal .react-datepicker__day,.react-datepicker__portal .react-datepicker__time-name{width:3rem;line-height:3rem}@media (max-width: 400px),(max-height: 550px){.react-datepicker__portal .react-datepicker__day-name,.react-datepicker__portal .react-datepicker__day,.react-datepicker__portal .react-datepicker__time-name{width:2rem;line-height:2rem}}.react-datepicker__portal .react-datepicker__current-month,.react-datepicker__portal .react-datepicker-time__header{font-size:1.44rem}.react-datepicker__children-container{width:13.8rem;margin:.4rem;padding-right:.2rem;padding-left:.2rem;height:auto}.react-datepicker__aria-live{position:absolute;clip-path:circle(0);border:0;height:1px;margin:-1px;overflow:hidden;padding:0;width:1px;white-space:nowrap}.react-datepicker__calendar-icon{width:1em;height:1em;vertical-align:-.125em}.quote-container{padding:20px;font-family:Arial,sans-serif}.quote-container.light{background-color:#fff;color:#333}.quote-container.dark{background-color:#333;color:#f0f0f0}.quote-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px}.quote-actions{display:flex;gap:10px;flex-wrap:wrap}.client-info,.project-info{margin-bottom:20px;padding:15px;background-color:var(--section-bg);border-radius:8px}.client-info h3,.project-info h3{margin-top:0;margin-bottom:15px;color:var(--primary-color)}.form-row{display:flex;gap:20px;margin-bottom:15px;flex-wrap:wrap}.form-group{flex:1;min-width:200px}.checkbox-group{display:flex;align-items:center}.checkbox-group label{display:flex;align-items:center;gap:8px;cursor:pointer}.quote-table-container{overflow-x:auto;margin-bottom:20px}.quote-table{width:100%;border-collapse:collapse}.quote-table th{background-color:var(--primary-color);color:#fff;padding:10px;text-align:left}.quote-table td{padding:8px;border-bottom:1px solid #ddd}.quote-table input,.quote-table select{width:100%;padding:6px;box-sizing:border-box;border:1px solid #ccc;border-radius:4px;background-color:var(--input-bg);color:var(--input-text)}.quote-table .total-cell{font-weight:700;text-align:right}.quote-table tfoot td{font-weight:700;padding:10px;border-top:2px solid var(--primary-color)}.quote-table .total-label,.quote-table .total-value{text-align:right}.quote-table .grand-total{color:var(--primary-color);font-size:1.1em}.delete-btn{background:none;border:none;color:#e74c3c;cursor:pointer;padding:5px}.delete-btn:hover{color:#c0392b}.error-message{color:#e74c3c;margin-top:10px;width:100%}.terms-section{margin-top:20px}.terms-section textarea{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;min-height:100px;resize:vertical}.primary-btn{background-color:var(--primary-color);color:#fff;border:none;padding:8px 15px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.export-btn,.template-btn,.pdf-btn{background-color:#3498db;color:#fff;border:none;padding:8px 15px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.file-input-label{background-color:#2ecc71;color:#fff;border:none;padding:8px 15px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.quote-container.dark{--section-bg: #2c3e50;--input-bg: #3d5166;--input-text: #f0f0f0}.quote-container.dark .quote-table{border-color:#555}.quote-container.dark .quote-table th{background-color:#444}.quote-container.dark .quote-table td{border-color:#555}.quote-container.dark .quote-table input,.quote-container.dark .quote-table select{background-color:#444;color:#f0f0f0;border-color:#666}.engineer-terms-container{max-width:800px;margin:2rem auto;padding:2rem;color:var(--text-color);background:var(--secondary-bg);border-radius:8px;box-shadow:0 2px 15px var(--shadow-color);transition:all .3s ease}.terms-header{text-align:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border-color)}.terms-header h1{margin:1rem 0 .5rem;color:var(--accent-color);font-size:1.8rem}.terms-header p{color:var(--text-secondary);font-size:.9rem}.terms-content{margin-top:1.5rem}.terms-section{margin-bottom:2rem;padding:1.5rem;background:var(--primary-bg);border-radius:8px;border-left:4px solid var(--accent-color);transition:all .3s ease}.terms-section h2{display:flex;align-items:center;gap:.75rem;margin-top:0;margin-bottom:1rem;color:var(--accent-color);font-size:1.3rem}.terms-subsection{margin:1.5rem 0;padding-left:1rem;border-left:2px solid var(--border-color)}.terms-subsection h3{margin-bottom:.75rem;color:var(--text-color);font-size:1.1rem}.terms-section ul{padding-left:1.25rem}.terms-section li{margin-bottom:.75rem;line-height:1.6;color:var(--text-secondary);transition:color .3s ease}.terms-footer{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--border-color);font-size:.9rem;text-align:center;color:var(--text-secondary)}.light-theme .terms-section{box-shadow:0 1px 3px #0000000d}.dark-theme .terms-section{box-shadow:0 1px 3px #0003}@media (max-width: 900px){.engineer-terms-container{margin:1rem;padding:1.5rem}}@media (max-width: 600px){.engineer-terms-container,.terms-section{padding:1rem}.terms-header h1{font-size:1.5rem}.terms-section h2{font-size:1.1rem}}.message-panel{display:flex;flex-direction:column;height:100%;border-radius:8px;overflow:hidden}.message-panel.light{--bg-color: #ffffff;--secondary-bg: #f5f5f5;--text-color: #333333;--text-secondary: #666666;--border-color: #e0e0e0;--sent-bg: #e3f2fd;--received-bg: #f1f1f1;--accent-color: #1890ff;--hover-bg: #eaeaea;--shadow-color: rgba(0, 0, 0, .1)}.message-panel.dark{--bg-color: #2d2d2d;--secondary-bg: #3a3a3a;--text-color: #f0f0f0;--text-secondary: #b0b0b0;--border-color: #444444;--sent-bg: #1e3a8a;--received-bg: #3a3a3a;--accent-color: #4d8af0;--hover-bg: #4a4a4a;--shadow-color: rgba(0, 0, 0, .3)}.message-header{padding:15px;background-color:var(--secondary-bg);border-bottom:1px solid var(--border-color)}.message-header h3{margin:0;color:var(--text-color);font-size:1.1rem}.messages-container{flex:1;padding:15px;overflow-y:auto;background-color:var(--bg-color)}.no-messages{display:flex;justify-content:center;align-items:center;height:100%;color:var(--text-secondary)}.message-list{list-style:none;padding:0;margin:0}.message-item{display:flex;margin-bottom:15px;max-width:80%}.message-item.sent{margin-left:auto;flex-direction:row-reverse}.message-item.received{margin-right:auto}.message-avatar{margin-right:10px}.message-item.sent .message-avatar{margin-right:0;margin-left:10px}.message-avatar img{width:36px;height:36px;border-radius:50%;object-fit:cover}.message-content{display:flex;flex-direction:column}.message-item.sent .message-content{align-items:flex-end}.message-text{padding:10px 15px;border-radius:18px;margin-bottom:5px;word-break:break-word}.message-item.sent .message-text{background-color:var(--sent-bg);color:var(--text-color);border-top-right-radius:4px}.message-item.received .message-text{background-color:var(--received-bg);color:var(--text-color);border-top-left-radius:4px}.message-image{margin-bottom:5px;border-radius:8px;overflow:hidden;max-width:300px;cursor:pointer}.message-image img{width:100%;height:auto;display:block}.message-meta{display:flex;align-items:center;font-size:.75rem;color:var(--text-secondary);gap:5px}.message-item.sent .message-meta{flex-direction:row-reverse}.message-status{font-style:italic}.message-input-form{padding:15px;background-color:var(--secondary-bg);border-top:1px solid var(--border-color)}.image-preview{position:relative;margin-bottom:10px;max-width:200px;border-radius:8px;overflow:hidden}.image-preview img{width:100%;height:auto;display:block}.remove-image-btn{position:absolute;top:5px;right:5px;background-color:#00000080;color:#fff;border:none;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0}.input-container{display:flex;align-items:center;gap:10px}.message-input{flex:1;padding:12px 15px;border-radius:24px;border:1px solid var(--border-color);background-color:var(--bg-color);color:var(--text-color);outline:none}.message-input:focus{border-color:var(--accent-color)}.attach-btn,.send-btn{background-color:var(--accent-color);color:#fff;border:none;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .2s}.attach-btn:hover,.send-btn:hover{background-color:var(--hover-bg)}.send-btn:disabled{opacity:.5;cursor:not-allowed;background-color:var(--text-secondary)}.engineer-post-container{padding:20px;max-width:1200px;margin:0 auto}.post-header{margin-bottom:30px;text-align:center}.post-header h2{font-size:2rem;margin-bottom:10px}.post-header p{color:var(--text-secondary);font-size:1rem}.post-tabs{border-bottom:1px solid var(--border-color);margin-bottom:30px}.tab-list{display:flex;list-style:none;padding:0;margin:0;gap:5px}.tab-item{margin-right:5px}.tab-item a{display:flex;align-items:center;padding:12px 20px;text-decoration:none;color:var(--text-secondary);border-radius:8px 8px 0 0;transition:all .3s ease}.tab-item a:hover{background-color:var(--hover-bg);color:var(--text-color)}.tab-item .active-tab{background-color:var(--accent-color);color:#fff}.tab-icon{margin-right:8px;font-size:1.2rem}.tab-label{font-size:.9rem}.post-content{padding:20px;background-color:var(--bg-color);border-radius:8px;box-shadow:0 2px 10px var(--shadow-color)}.post-tabs.light{--tab-bg: #f5f5f5;--tab-active-bg: #1890ff;--tab-text: #333}.post-tabs.dark{--tab-bg: #2d2d2d;--tab-active-bg: #4d8af0;--tab-text: #f0f0f0}.post-id-badge{display:inline-block;background-color:#f0f0f0;color:#666;padding:2px 8px;border-radius:12px;font-size:.8em;margin-right:10px;font-family:monospace}.badge.visibility-public{background-color:#28a745;color:#fff}.badge.visibility-private{background-color:#6c757d;color:#fff}.modal-content{background-color:#fff;padding:25px;border-radius:8px;max-width:500px;width:90%;box-shadow:0 4px 20px #00000026}.modal-actions{display:flex;gap:10px;margin-top:20px}.dark .modal-content{background-color:#2d2d2d;color:#fff}.dark .post-id-badge{background-color:#444;color:#ddd}.verification-container{max-width:800px;margin:2rem auto;padding:2rem;background-color:var(--secondary-bg);border-radius:8px;box-shadow:0 2px 8px var(--shadow-color)}.verification-form{margin-top:2rem}.document-upload{margin-bottom:1.5rem}.document-upload label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-color)}.document-upload input[type=file]{width:100%;padding:.5rem;border:1px dashed var(--border-color);border-radius:4px;background-color:var(--primary-bg)}.file-name{display:block;margin-top:.5rem;font-size:.9rem;color:var(--text-secondary)}.submit-button{background-color:var(--accent-color);color:#fff;border:none;padding:.8rem 1.5rem;border-radius:4px;font-size:1rem;cursor:pointer;transition:opacity .2s ease}.submit-button:hover{opacity:.9}.submit-button:disabled{background-color:var(--text-secondary);cursor:not-allowed;opacity:.7}.note{font-size:.9rem;color:var(--text-secondary);margin-top:1rem}.verification-status{display:flex;align-items:flex-start;gap:1rem;padding:1.5rem;border-radius:8px;margin:2rem auto;max-width:800px}.status-icon{font-size:2rem;line-height:1}.status-content h3{margin:0 0 .5rem}.status-content p{margin:0;color:var(--text-color)}.success{background-color:#52c41a1a;border-left:4px solid #52c41a}.warning{background-color:#faad141a;border-left:4px solid #faad14}.error{background-color:#ff4d4f1a;border-left:4px solid #ff4d4f}.info{background-color:#1890ff1a;border-left:4px solid #1890ff}.retry-button{margin-top:1rem;background-color:var(--accent-color);color:#fff;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer}.verification-success{text-align:center;padding:2rem}.verification-success h2{color:#52c41a;margin-bottom:1rem}.user-badge{display:inline-block;padding:.25rem .75rem;border-radius:12px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.free-badge{background-color:#13c2c2;color:#fff}.pro-badge{background-color:#722ed1;color:#fff}.verified-indicator{color:#52c41a;font-size:.9rem;display:flex;align-items:center;gap:.3rem}.not-verified{color:var(--error-color);font-size:.9rem}.user-status-container{display:flex;align-items:center;gap:.8rem}@media (max-width: 768px){.verification-container{padding:1.5rem;margin:1rem}.verification-status{margin:1rem;padding:1rem}}.verification-page{max-width:1000px;margin:2rem auto;padding:2rem;background-color:var(--secondary-bg);border-radius:8px;box-shadow:0 2px 12px var(--shadow-color);color:var(--text-color)}.verification-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.verification-header h2{margin:0;color:var(--text-color)}.verification-tabs{margin-top:2rem}.tabs-header{display:flex;border-bottom:1px solid var(--border-color);margin-bottom:1.5rem}.tab-button{padding:.8rem 1.5rem;background:none;border:none;border-bottom:3px solid transparent;font-weight:500;cursor:pointer;color:var(--text-secondary);transition:all .2s ease}.tab-button:hover{color:var(--text-color)}.tab-button.active{color:var(--accent-color);border-bottom-color:var(--accent-color)}.tab-content{padding:1rem 0}.verification-complete{text-align:center;padding:2rem;background-color:#52c41a1a;border-radius:8px;margin:2rem 0;border-left:4px solid #52c41a}.verification-complete h3{color:#52c41a;margin-bottom:.5rem}.verification-complete p{color:var(--text-color);margin:0}.verification-notes{margin-top:3rem;padding:1.5rem;background-color:var(--hover-bg);border-radius:8px}.verification-notes h4{margin-top:0;color:var(--text-color)}.verification-notes ul{padding-left:1.5rem}.verification-notes li{margin-bottom:.5rem;color:var(--text-secondary)}.verification-notes strong{color:var(--text-color)}@media (max-width: 768px){.verification-page{padding:1.5rem;margin:1rem}.verification-header{flex-direction:column;align-items:flex-start;gap:1rem}.tabs-header{flex-direction:column;border-bottom:none}.tab-button{border-bottom:none;border-left:3px solid transparent;padding:.8rem 1rem;text-align:left}.tab-button.active{border-left-color:var(--accent-color);border-bottom:none}}.subscription-verification,.category-verification{padding:2rem;background-color:var(--secondary-bg);border-radius:8px;margin-bottom:2rem}.verification-steps{display:flex;flex-direction:column;gap:1.5rem;margin:2rem 0}.step{display:flex;gap:1rem;align-items:flex-start}.step-number{background-color:var(--accent-color);color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}.step-content h4{margin:0 0 .5rem;color:var(--text-color)}.step-content p{margin:0;color:var(--text-secondary)}.verify-button{background-color:var(--accent-color);color:#fff;border:none;padding:.8rem 1.5rem;border-radius:4px;font-size:1rem;cursor:pointer;transition:opacity .2s ease;margin-top:1rem}.verify-button:hover{opacity:.9}.verify-button:disabled{background-color:var(--text-secondary);cursor:not-allowed;opacity:.7}.message{margin-top:1rem;padding:.8rem;border-radius:4px}.light-theme .message{background-color:#0000000d}.dark-theme .message{background-color:#ffffff0d}.document-upload-section{display:flex;gap:1rem;align-items:center;margin:1.5rem 0;flex-wrap:wrap}.document-selector{display:flex;align-items:center;gap:.5rem}.document-selector select{padding:.5rem;border-radius:4px;border:1px solid var(--border-color);background-color:var(--primary-bg);color:var(--text-color)}.file-upload-button{padding:.6rem 1.2rem;background-color:var(--hover-bg);border-radius:4px;cursor:pointer;transition:background-color .2s ease}.file-upload-button:hover{background-color:var(--theme-switcher-bg)}.uploaded-documents ul{list-style:none;padding:0;margin:1rem 0}.uploaded-documents li{padding:.5rem;border-bottom:1px solid var(--border-color)}.verified{color:#52c41a;margin-left:.5rem}.pending{color:#faad14;margin-left:.5rem}@media (max-width: 768px){.verification-steps{gap:1rem}.document-upload-section{flex-direction:column;align-items:flex-start}}.settings-container{max-width:100%}.settings-header{margin-bottom:1.5rem}[role=tab]{position:relative;padding:.5rem 1rem;font-size:.75rem;font-weight:500;border:none;transition:all .2s ease}[role=tab]:hover{transform:translateY(-1px)}[role=tab][aria-selected=true]{color:var(--primary-color);border-bottom:2px solid var(--primary-color);background-color:transparent}[role=tab][aria-selected=true]:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--primary-color)}[role=tabpanel]{padding:1.5rem;background:#fff;border-radius:0 0 8px 8px;box-shadow:0 2px 4px #0000000d}.dark [role=tabpanel]{background:var(--dark-bg);box-shadow:0 2px 4px #0003}.button-modern{padding:.375rem .75rem;font-size:.75rem;border-radius:6px;border:1px solid transparent;transition:all .2s ease}.button-modern:hover{transform:translateY(-1px);box-shadow:0 2px 4px #0000001a}.button-modern:active{transform:translateY(0)}@media (max-width: 640px){[role=tab]{padding:.5rem;font-size:.6875rem}[role=tab] svg{display:none}}.engineer-container{flex:1;display:flex;flex-direction:column}.main-content-with-sidebar{display:flex;flex:1;position:relative;min-height:calc(100vh - 80px)}.sidebar{width:280px;height:calc(100vh - 80px);position:sticky;top:80px;background-color:var(--secondary-bg, #f5f5f5);border-right:1px solid var(--border-color, #e0e0e0);transition:all .3s ease;overflow-y:auto;z-index:50}.sidebar-content{display:flex;flex-direction:column;height:100%;padding:15px 0}.sidebar-header{padding:0 15px 15px;margin-bottom:10px;border-bottom:1px solid var(--border-color, #e0e0e0)}.logo-container{display:flex;justify-content:space-between;align-items:center}.sidebar-header h3{margin:0;color:var(--primary-color, #1890ff);font-size:1.3rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-toggle{background:none;border:none;color:var(--text-color, #333333);cursor:pointer;padding:5px;transition:color .2s ease;flex-shrink:0}.sidebar-toggle:hover{color:var(--primary-color, #1890ff)}.menu-section{margin-bottom:20px;padding:0 10px}.section-title{font-size:.8rem;text-transform:uppercase;margin:15px 0 10px;padding-left:10px;color:var(--text-secondary, #666666);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.5px}.menu-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 12px;margin:5px 0;border-radius:6px;background:none;border:none;color:var(--text-color, #333333);cursor:pointer;transition:all .2s ease;text-align:left;position:relative;white-space:nowrap;overflow:hidden}.menu-item:hover{background-color:var(--hover-bg, #eaeaea)}.menu-item.active{background-color:var(--primary-color, #1890ff);color:#fff}.menu-item.active .section-title{color:#fff}.menu-item-content{display:flex;align-items:center;gap:12px;overflow:hidden}.menu-item svg{flex-shrink:0;color:inherit}.notification-badge{background-color:var(--error-color, #ff4d4f);color:#fff;border-radius:10px;padding:2px 6px;font-size:.7rem;margin-left:auto}.notification-dot{position:absolute;top:8px;right:8px;width:8px;height:8px;background-color:var(--error-color, #ff4d4f);border-radius:50%}.sidebar-footer{margin-top:auto;padding:15px;border-top:1px solid var(--border-color, #e0e0e0)}.user-profile{display:flex;flex-direction:column;gap:10px}.user-info{display:flex;flex-direction:column;white-space:nowrap;overflow:hidden}.user-name{font-weight:600;color:var(--text-color, #333333);text-overflow:ellipsis;overflow:hidden}.user-role{font-size:.8rem;color:var(--text-secondary, #666666);text-overflow:ellipsis;overflow:hidden}.logout-btn{display:flex;align-items:center;gap:10px;background:none;border:none;color:var(--text-color, #333333);cursor:pointer;padding:8px 12px;border-radius:6px;transition:all .2s ease;white-space:nowrap}.logout-btn:hover{background-color:var(--hover-bg, #eaeaea);color:var(--error-color, #ff4d4f)}.content-area{flex:1;padding:25px;min-height:calc(100vh - 80px);transition:all .3s ease;background-color:var(--primary-bg, #ffffff)}.sidebar.closed+.content-area{margin-left:80px}.profile-section{padding:20px;background-color:var(--secondary-bg, #f5f5f5);border-radius:8px;box-shadow:0 2px 10px var(--shadow-color, rgba(0, 0, 0, .1));margin-bottom:20px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid var(--border-color, #e0e0e0)}.section-title{color:var(--text-color, #333333)}.section-content{margin-top:20px}th,td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-color, #e0e0e0)}th{background-color:var(--secondary-bg, #f5f5f5);font-weight:600;color:var(--text-color, #333333)}td{color:var(--text-color, #333333)}tr:hover{background-color:var(--hover-bg, #eaeaea);cursor:pointer}.client-detail{padding:20px;background-color:var(--secondary-bg, #f5f5f5);border-radius:8px}.detail-header{display:flex;justify-content:space-between;margin-bottom:20px}.client-info h3{margin-bottom:5px;color:var(--text-color, #333333)}.detail-content{display:grid;grid-template-columns:1fr 1fr;gap:30px}.playground-container{padding:20px;background-color:var(--secondary-bg, #f5f5f5);border-radius:8px;box-shadow:0 2px 10px var(--shadow-color, rgba(0, 0, 0, .1))}.design-interface,.road-design-interface,.tower-design-container,.warehouse-design-interface{display:grid;grid-template-columns:250px 1fr 300px;gap:20px;height:calc(100vh - 180px)}.tools-panel,.alignment-section,.structure-designer,.layout-designer{background-color:var(--secondary-bg, #f5f5f5);padding:15px;border-radius:8px;overflow-y:auto}.design-viewer,.profile-section,.analysis-section,.capacity-section{background-color:var(--primary-bg, #ffffff);border:1px solid var(--border-color, #e0e0e0);border-radius:8px;padding:10px}.specs-panel,.materials-section,.foundation-section,.loading-section{background-color:var(--secondary-bg, #f5f5f5);padding:15px;border-radius:8px;overflow-y:auto}.alignment-tool{padding:15px;border-radius:8px;background-color:var(--secondary-bg, #f5f5f5)}.tool-header{display:flex;align-items:center;gap:10px;margin-bottom:20px}.alignment-controls{display:grid;gap:15px;margin-bottom:20px}.control-group{display:flex;flex-direction:column;gap:5px}.alignment-canvas{height:300px;background-color:var(--primary-bg, #ffffff);border:1px solid var(--border-color, #e0e0e0);margin:15px 0;border-radius:4px}.loading-panel{padding:15px;border-radius:8px;background-color:var(--secondary-bg, #f5f5f5)}.panel-header{display:flex;align-items:center;gap:10px;margin-bottom:15px}.loading-config{display:grid;gap:15px}.config-item{display:flex;flex-direction:column;gap:5px}.simulation-section{height:200px;margin:15px 0;background-color:var(--primary-bg, #ffffff);border:1px solid var(--border-color, #e0e0e0);border-radius:4px}.performance-metrics{margin-top:15px;padding-top:15px;border-top:1px solid var(--border-color, #e0e0e0)}.storage-calculator{padding:15px;border-radius:8px;background-color:var(--secondary-bg, #f5f5f5)}.calculator-header{display:flex;align-items:center;gap:10px;margin-bottom:15px}.dimension-inputs{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-bottom:15px}.storage-options{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-bottom:15px}.visualization{height:250px;background-color:var(--primary-bg, #ffffff);border:1px solid var(--border-color, #e0e0e0);border-radius:4px;margin:15px 0}.capacity-result{text-align:center;padding:15px;background-color:var(--primary-color, #1890ff);color:#fff;border-radius:4px}.result-value{display:flex;align-items:center;justify-content:center;gap:10px;font-size:1.2rem;margin-top:10px}input,select,textarea{background-color:var(--primary-bg, #ffffff);color:var(--text-color, #333333);border:1px solid var(--border-color, #e0e0e0);border-radius:4px;padding:8px 12px;transition:all .3s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-color, #1890ff);box-shadow:0 0 0 2px #1890ff33}@media (max-width: 768px){html{scroll-padding-top:70px}.header-spacer{height:70px}.main-content-with-sidebar{min-height:calc(100vh - 70px)}.sidebar{position:fixed;top:70px;left:0;transform:translate(-100%);width:280px;height:calc(100vh - 70px);z-index:100}.sidebar.open{transform:translate(0);box-shadow:0 0 15px var(--shadow-color, rgba(0, 0, 0, .2))}.content-area{padding:20px 15px;min-height:calc(100vh - 70px);margin-left:0!important}.sidebar.closed+.content-area{margin-left:0}.detail-content{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start;gap:10px}.design-interface,.road-design-interface,.tower-design-container,.warehouse-design-interface{grid-template-columns:1fr;grid-template-rows:auto 1fr auto;height:auto}}html{scroll-padding-top:80px;scroll-behavior:smooth}body{margin:0;padding:0;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;background-color:var(--primary-bg, #ffffff);color:var(--text-color, #333333);transition:background-color .3s ease,color .3s ease}.engineer-container{flex:1;display:flex;flex-direction:column;width:100vw;max-width:100%}.header-spacer{height:80px;width:100%;flex-shrink:0}.main-content-with-sidebar{display:flex;flex:1;position:relative;min-height:calc(100vh - 80px);width:100vw}.sidebar{width:280px;height:calc(100vh - 80px);position:sticky;top:80px;background-color:var(--secondary-bg, #f5f5f5);border-right:1px solid var(--border-color, #e0e0e0);transition:all .3s ease;overflow-y:auto;z-index:50;flex-shrink:0}.sidebar.closed{width:80px}.content-area{flex:1;padding:25px;min-height:calc(100vh - 80px);transition:all .3s ease;background-color:var(--primary-bg, #ffffff);width:calc(100vw - 280px);max-width:100%;overflow-x:hidden}.sidebar.closed+.content-area{width:calc(100vw - 80px);margin-left:80px}.profile-section,.playground-container,.design-interface,.road-design-interface,.tower-design-container,.warehouse-design-interface{width:100%;max-width:100%;box-sizing:border-box}table{width:100%;max-width:100%;border-collapse:collapse;table-layout:auto}.design-interface,.road-design-interface,.tower-design-container,.warehouse-design-interface{display:grid;grid-template-columns:250px 1fr 300px;gap:20px;height:calc(100vh - 180px);width:100%}@media (max-width: 768px){html{scroll-padding-top:70px}.header-spacer{height:70px}.main-content-with-sidebar{min-height:calc(100vh - 70px)}.sidebar{position:fixed;top:70px;left:0;transform:translate(-100%);width:280px;height:calc(100vh - 70px);z-index:100}.sidebar.open{transform:translate(0);box-shadow:0 0 15px var(--shadow-color, rgba(0, 0, 0, .2))}.content-area{padding:20px 15px;min-height:calc(100vh - 70px);margin-left:0!important;width:100vw!important}.sidebar.closed+.content-area{margin-left:0}.design-interface,.road-design-interface,.tower-design-container,.warehouse-design-interface{grid-template-columns:1fr;grid-template-rows:auto 1fr auto;height:auto}}.full-width{width:100vw;position:relative;left:50%;right:50%;margin-left:-50vw;margin-right:-50vw}.container-fluid{width:100%;padding-right:15px;padding-left:15px;margin-right:auto;margin-left:auto}.theme-transition *{transition:background-color .3s ease,color .3s ease,border-color .3s ease}:root{--primary-bg: #ffffff;--secondary-bg: #f5f5f5;--header-bg: #ffffff;--footer-bg: #f5f5f5;--text-color: #333333;--text-secondary: #666666;--border-color: #e0e0e0;--hover-bg: #eaeaea;--theme-switcher-bg: #eaeaea;--dropdown-bg: #ffffff;--shadow-color: rgba(0, 0, 0, .1);--accent-color: #1890ff;--primary-color: #1890ff;--error-color: #ff4d4f}@media (prefers-color-scheme: dark){:root{--primary-bg: #1a1a1a;--secondary-bg: #2d2d2d;--header-bg: #121212;--footer-bg: #121212;--text-color: #f5f5f5;--text-secondary: #b0b0b0;--border-color: #3a3a3a;--hover-bg: #3a3a3a;--theme-switcher-bg: #3a3a3a;--dropdown-bg: #2d2d2d;--shadow-color: rgba(0, 0, 0, .3);--accent-color: #4d8af0;--primary-color: #4d8af0;--error-color: #ff4d4f}}.cv-container{padding:20px;font-family:Arial,sans-serif}.cv-container.light{background-color:#fff;color:#333}.cv-container.dark{background-color:#333;color:#f0f0f0}.cv-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px}.cv-meta{display:flex;gap:20px;align-items:flex-end}.cv-editor{display:flex;gap:20px;margin-top:20px}.editor-sidebar{width:300px;padding:15px;background-color:var(--sidebar-bg);border-radius:8px}.editor-main{flex:1;padding:15px;background-color:var(--main-bg);border-radius:8px}.cv-preview{background-color:var(--preview-bg);padding:20px;border-radius:8px;box-shadow:0 2px 5px #0000001a}.form-group label{display:block;margin-bottom:5px;font-weight:600}.form-group input,.form-group select,.form-group textarea{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px;background-color:var(--input-bg);color:var(--input-text)}.form-group textarea{min-height:80px;resize:vertical}.image-upload{display:flex;flex-direction:column;align-items:center;gap:10px;margin-bottom:15px}.profile-preview{width:120px;height:120px;border-radius:60px;object-fit:cover;border:2px solid var(--primary-color)}.profile-placeholder{width:120px;height:120px;border-radius:60px;background-color:#eee;display:flex;align-items:center;justify-content:center;border:2px dashed #999}.image-upload-btn{background-color:var(--primary-color);color:#fff;border:none;padding:8px 15px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.section-buttons{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.section-btn{background-color:var(--secondary-color);color:#fff;border:none;padding:8px;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:5px;font-size:14px}.cv-section{margin-bottom:25px;padding:15px;background-color:var(--section-bg);border-radius:8px;border-left:4px solid var(--primary-color)}.section-controls{display:flex;align-items:center;gap:10px;margin-bottom:15px;padding-bottom:10px;border-bottom:1px solid var(--border-color)}.section-icon{color:var(--primary-color);font-size:18px}.section-type{font-weight:600;flex:1}.move-btn{background:none;border:none;color:var(--text-color);cursor:pointer;font-size:14px}.delete-btn{background:none;border:none;color:#e74c3c;cursor:pointer}.summary-section textarea{width:100%;min-height:100px;padding:10px;border:1px solid #ddd;border-radius:4px}.items-section{margin-top:15px}.cv-item{margin-bottom:15px;padding:15px;background-color:var(--item-bg);border-radius:6px}.item-controls{display:flex;justify-content:flex-end;margin-bottom:10px}.item-field{width:100%;padding:8px;margin-bottom:8px;border:1px solid #ddd;border-radius:4px}.main-field{font-weight:600}.item-row{display:flex;gap:10px}.item-row .item-field{flex:1}.duration-field,.year-field{width:150px}.item-description{width:100%;min-height:60px;padding:8px;border:1px solid #ddd;border-radius:4px;resize:vertical}.skill-item{margin-bottom:10px}.skill-level{display:flex;align-items:center;gap:10px;margin-top:5px}.skill-level input[type=range]{flex:1}.add-item-btn{background-color:var(--primary-color);color:#fff;border:none;padding:8px 15px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px;margin-top:10px;width:100%;justify-content:center}.cv-actions{margin-top:20px;display:flex;justify-content:space-between;align-items:flex-start}.template-management{width:300px;background-color:var(--sidebar-bg);padding:15px;border-radius:8px}.template-list{margin-top:10px}.template-item{display:flex;justify-content:space-between;padding:8px;border-bottom:1px solid var(--border-color)}.primary-btn{background-color:var(--primary-color);color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.secondary-btn{background-color:var(--secondary-color);color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.cv-container.dark{--sidebar-bg: #2c3e50;--main-bg: #34495e;--preview-bg: #2c3e50;--input-bg: #3d5166;--input-text: #f0f0f0;--section-bg: #3d5166;--item-bg: #4a627a;--border-color: #4a627a;--text-color: #f0f0f0}.cv-container.light{--sidebar-bg: #f5f5f5;--main-bg: #ffffff;--preview-bg: #ffffff;--input-bg: #ffffff;--input-text: #333333;--section-bg: #f9f9f9;--item-bg: #ffffff;--border-color: #e0e0e0;--text-color: #333333}:root{--PhoneInput-color--focus: #03b2cb;--PhoneInputInternationalIconPhone-opacity: .8;--PhoneInputInternationalIconGlobe-opacity: .65;--PhoneInputCountrySelect-marginRight: .35em;--PhoneInputCountrySelectArrow-width: .3em;--PhoneInputCountrySelectArrow-marginLeft: var(--PhoneInputCountrySelect-marginRight);--PhoneInputCountrySelectArrow-borderWidth: 1px;--PhoneInputCountrySelectArrow-opacity: .45;--PhoneInputCountrySelectArrow-color: currentColor;--PhoneInputCountrySelectArrow-color--focus: var(--PhoneInput-color--focus);--PhoneInputCountrySelectArrow-transform: rotate(45deg);--PhoneInputCountryFlag-aspectRatio: 1.5;--PhoneInputCountryFlag-height: 1em;--PhoneInputCountryFlag-borderWidth: 1px;--PhoneInputCountryFlag-borderColor: rgba(0,0,0,.5);--PhoneInputCountryFlag-borderColor--focus: var(--PhoneInput-color--focus);--PhoneInputCountryFlag-backgroundColor--loading: rgba(0,0,0,.1)}.PhoneInput{display:flex;align-items:center}.PhoneInputInput{flex:1;min-width:0}.PhoneInputCountryIcon{width:calc(var(--PhoneInputCountryFlag-height) * var(--PhoneInputCountryFlag-aspectRatio));height:var(--PhoneInputCountryFlag-height)}.PhoneInputCountryIcon--square{width:var(--PhoneInputCountryFlag-height)}.PhoneInputCountryIcon--border{background-color:var(--PhoneInputCountryFlag-backgroundColor--loading);box-shadow:0 0 0 var(--PhoneInputCountryFlag-borderWidth) var(--PhoneInputCountryFlag-borderColor),inset 0 0 0 var(--PhoneInputCountryFlag-borderWidth) var(--PhoneInputCountryFlag-borderColor)}.PhoneInputCountryIconImg{display:block;width:100%;height:100%}.PhoneInputInternationalIconPhone{opacity:var(--PhoneInputInternationalIconPhone-opacity)}.PhoneInputInternationalIconGlobe{opacity:var(--PhoneInputInternationalIconGlobe-opacity)}.PhoneInputCountry{position:relative;align-self:stretch;display:flex;align-items:center;margin-right:var(--PhoneInputCountrySelect-marginRight)}.PhoneInputCountrySelect{position:absolute;top:0;left:0;height:100%;width:100%;z-index:1;border:0;opacity:0;cursor:pointer}.PhoneInputCountrySelect[disabled],.PhoneInputCountrySelect[readonly]{cursor:default}.PhoneInputCountrySelectArrow{display:block;content:"";width:var(--PhoneInputCountrySelectArrow-width);height:var(--PhoneInputCountrySelectArrow-width);margin-left:var(--PhoneInputCountrySelectArrow-marginLeft);border-style:solid;border-color:var(--PhoneInputCountrySelectArrow-color);border-top-width:0;border-bottom-width:var(--PhoneInputCountrySelectArrow-borderWidth);border-left-width:0;border-right-width:var(--PhoneInputCountrySelectArrow-borderWidth);transform:var(--PhoneInputCountrySelectArrow-transform);opacity:var(--PhoneInputCountrySelectArrow-opacity)}.PhoneInputCountrySelect:focus+.PhoneInputCountryIcon+.PhoneInputCountrySelectArrow{opacity:1;color:var(--PhoneInputCountrySelectArrow-color--focus)}.PhoneInputCountrySelect:focus+.PhoneInputCountryIcon--border{box-shadow:0 0 0 var(--PhoneInputCountryFlag-borderWidth) var(--PhoneInputCountryFlag-borderColor--focus),inset 0 0 0 var(--PhoneInputCountryFlag-borderWidth) var(--PhoneInputCountryFlag-borderColor--focus)}.PhoneInputCountrySelect:focus+.PhoneInputCountryIcon .PhoneInputInternationalIconGlobe{opacity:1;color:var(--PhoneInputCountrySelectArrow-color--focus)}.settings-section{padding:20px}.settings-nav{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}.settings-nav button{padding:8px 16px;border-radius:4px;cursor:pointer;border:1px solid var(--border-color);background:var(--button-bg);color:var(--text-primary)}.settings-nav button:hover{background:var(--button-hover)}.settings-content{margin-top:20px}.settings-overview{padding:20px;text-align:center;color:var(--text-secondary)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:8px;border-radius:4px;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-primary)}.toggle-btn{padding:6px 12px;border-radius:20px;cursor:pointer;border:none;display:flex;align-items:center;gap:5px}.toggle-btn.enabled{background:#4caf50;color:#fff}.toggle-btn.disabled{background:#f44336;color:#fff}.security-item{display:flex;justify-content:space-between;align-items:center;padding:15px;margin-bottom:15px;border-radius:8px;background:var(--card-bg);box-shadow:0 2px 4px var(--card-shadow)}.security-info h4{margin:0;display:flex;align-items:center;gap:8px}.security-info p{margin:5px 0 0;color:var(--text-secondary);font-size:.9em}.qr-code-container img{max-width:200px;height:auto}.verification-input{display:flex;gap:10px;margin-top:15px}.verification-input input{flex:1;padding:8px;border-radius:4px;border:1px solid var(--border-color)}.certifications-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.certifications-list{list-style:none;padding:0}.certifications-list li{display:flex;justify-content:space-between;align-items:center;padding:15px;margin-bottom:10px;border-radius:8px;background:var(--card-bg);box-shadow:0 2px 4px var(--card-shadow)}.certification-info h4{margin:0 0 5px}.certification-info p{margin:3px 0;color:var(--text-secondary);font-size:.9em}.certification-info a{color:var(--accent-color);text-decoration:none}.certification-info a:hover{text-decoration:underline}.new-certification-form{padding:20px;margin-bottom:20px;border-radius:8px;background:var(--card-bg);box-shadow:0 2px 4px var(--card-shadow)}.new-certification-form h4{margin-top:0}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:15px}.success{padding:10px;margin-bottom:15px;border-radius:4px;background:#4caf50;color:#fff}.error{padding:10px;margin-bottom:15px;border-radius:4px;background:#f44336;color:#fff}.loading{padding:20px;text-align:center;color:var(--text-secondary)}.btn-save,.btn-verify,.btn-change-password{background:var(--accent-color);color:#fff;border:none}.btn-cancel{background:var(--button-bg);color:var(--text-primary);border:1px solid var(--border-color)}.btn-delete{background:#f44336;color:#fff;border:none;padding:6px;border-radius:4px}.settings-nav button.active{font-weight:700;border-bottom:2px solid var(--primary-color)}.profile-summary{margin-top:20px;padding:15px;background:var(--background-secondary);border-radius:8px}.profile-summary pre{white-space:pre-wrap;word-wrap:break-word}.settings-section,.settings-container{width:100%;max-width:1200px;margin:0 auto;padding:20px}.settings-header{margin-bottom:20px}.settings-header h2{font-size:24px;font-weight:600}.settings-tabs{display:flex;gap:10px;overflow-x:auto;padding-bottom:10px;margin-bottom:20px;border-bottom:1px solid var(--border-color)}.tab-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;border:none;border-radius:6px;background:transparent;cursor:pointer;font-size:14px;font-weight:500;color:var(--text-secondary);transition:all .2s ease;white-space:nowrap}.tab-btn:hover{background:var(--hover-color)}.tab-btn.active{background:var(--primary-color);color:#fff}.tab-btn svg{margin-right:5px}.settings-content{padding:20px 0;min-height:300px}.light-theme{--border-color: #e1e1e1;--text-secondary: #666;--primary-color: #2563eb;--hover-color: #f0f4ff}.dark-theme{--border-color: #333;--text-secondary: #aaa;--primary-color: #3b82f6;--hover-color: #1e293b}.logo-upload-container{display:flex;align-items:center;gap:15px}.logo-upload-btn{display:flex;align-items:center;gap:8px;padding:8px 15px;border-radius:4px;cursor:pointer;transition:all .3s}.logo-upload-btn.light{background-color:#f0f0f0;color:#333}.logo-upload-btn.dark{background-color:#444;color:#fff}.logo-preview img{max-height:50px;max-width:150px;object-fit:contain}.report-template{padding:20px;background:#fff;color:#000;max-width:800px;margin:0 auto}.report-header{text-align:center;margin-bottom:20px}.report-logo{max-height:80px;margin-bottom:15px}.report-title{text-align:center;margin-bottom:20px;color:#333}.report-meta{margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid #eee}.report-content table{width:100%;border-collapse:collapse;margin-bottom:20px}.report-content th,.report-content td{padding:8px;border:1px solid #ddd;text-align:left}.report-content th{background-color:#f5f5f5}.report-footer{margin-top:30px;padding-top:10px;border-top:1px solid #eee;text-align:center;font-size:.9em;color:#666}@media print{body *{visibility:hidden}.report-template,.report-template *{visibility:visible}.report-template{position:absolute;left:0;top:0;width:100%}}.gantt-container{margin:20px 0;overflow-x:auto;border:1px solid var(--border-color);border-radius:4px}.gantt-controls{padding:10px;background:var(--card-bg);border-bottom:1px solid var(--border-color)}.gantt-controls button{padding:5px 10px;margin-right:10px;background:var(--button-bg);color:var(--button-text);border:none;border-radius:3px;cursor:pointer}.gantt-controls button.active{background:var(--primary-color);color:#fff}.gantt-chart{min-width:100%;font-size:12px}.timeline-header{display:flex;background:var(--table-header-bg);color:var(--table-header-text);position:sticky;top:0;z-index:10}.timeline-header-cell{padding:5px;text-align:center;border-right:1px solid var(--border-color);min-width:30px}.timeline-header-cell.weekend{background-color:#0000000d}.tasks-container{margin-top:5px}.task-row{display:flex;align-items:center;margin-bottom:8px;height:30px}.task-label{width:200px;padding:0 10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;position:sticky;left:0;background:var(--card-bg);z-index:2}.task-bar-container{position:relative;height:100%}.task-bar{position:absolute;height:20px;background-color:#b8c2cc;border-radius:3px;cursor:pointer;transition:all .2s}.task-bar:hover{opacity:.9;transform:scaleY(1.1)}.task-bar.critical{background-color:#fcc}.task-progress{height:100%;background-color:#64a5ff;border-radius:3px;width:0}.task-bar.critical .task-progress{background-color:#f99}.task-tooltip{position:absolute;bottom:100%;left:50%;transform:translate(-50%);background:#fff;padding:5px 10px;border-radius:3px;box-shadow:0 2px 5px #0003;z-index:100;min-width:200px;display:none;font-size:12px;color:#333}.task-bar:hover .task-tooltip{display:block}.drawing-file-container{padding:20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.drawing-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.search-box input{padding:8px 15px;border:1px solid #ddd;border-radius:4px;width:250px}.drawing-actions{background:var(--card-bg);padding:20px;border-radius:8px;margin-bottom:20px;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:15px}.form-group{margin-bottom:10px}.form-group label{display:block;margin-bottom:5px;font-weight:500;color:var(--text-primary)}.form-group input,.form-group select{width:100%;padding:8px 10px;border:1px solid var(--border-color);border-radius:4px;background:var(--input-bg);color:var(--text-primary)}.primary-btn{background:var(--primary-color);color:#fff;border:none;padding:10px 15px;border-radius:4px;cursor:pointer;align-self:flex-end}.secondary-btn{background:var(--secondary-color);color:#fff;border:none;padding:10px 15px;border-radius:4px;cursor:pointer;align-self:flex-end}.import-export-actions{margin-bottom:20px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}.file-input-label{background:var(--button-bg);color:var(--button-text);padding:8px 15px;border-radius:4px;cursor:pointer;display:inline-flex;align-items:center;gap:5px}.export-btn,.pdf-btn,.template-btn{background:var(--button-bg);color:var(--button-text);border:none;padding:8px 15px;border-radius:4px;cursor:pointer;display:inline-flex;align-items:center;gap:5px}.error-message{color:var(--error-color);margin-left:10px}.drawing-table-container{overflow-x:auto}.drawing-table{width:100%;border-collapse:collapse}.drawing-table th,.drawing-table td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-color)}.drawing-table th{background-color:var(--table-header-bg);color:var(--table-header-text);font-weight:600}.drawing-table tr:hover{background-color:var(--table-row-hover)}.edit-btn,.delete-btn{background:none;border:none;cursor:pointer;padding:5px;margin:0 5px}.edit-btn{color:var(--edit-color)}.delete-btn{color:var(--delete-color)}.status-badge{display:inline-block;padding:3px 8px;border-radius:12px;font-size:12px;font-weight:500}.status-badge.draft{background-color:#e2e3e5;color:#383d41}.status-badge.for-review{background-color:#fff3cd;color:#856404}.status-badge.approved{background-color:#d4edda;color:#155724}.status-badge.as-built{background-color:#cce5ff;color:#004085}.no-data{text-align:center;padding:20px;color:var(--text-secondary)}@media (max-width: 768px){.drawing-actions{grid-template-columns:1fr}.search-box input{width:100%}}.confirmation-modal{background-color:var(--bg-color);border-radius:8px;box-shadow:0 4px 20px #00000026;width:100%;max-width:400px;overflow:hidden}.modal-header{display:flex;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border-color)}.modal-header h3{margin:0;flex-grow:1;font-size:18px;color:var(--text-primary)}.modal-icon{margin-right:12px;font-size:24px}.modal-icon .destructive{color:#ef4444}.modal-icon .warning{color:#f59e0b}.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-secondary)}.modal-content{padding:20px;color:var(--text-primary)}.modal-actions{display:flex;justify-content:flex-end;gap:12px;padding:16px 20px;border-top:1px solid var(--border-color)}.btn-cancel{padding:8px 16px;border-radius:4px;border:1px solid var(--border-color);background-color:var(--bg-color);color:var(--text-primary);cursor:pointer;transition:all .2s}.btn-confirm{padding:8px 16px;border-radius:4px;border:none;background-color:var(--primary-color);color:#fff;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}.btn-confirm.destructive{background-color:#ef4444}.btn-confirm.warning{background-color:#f59e0b}.btn-confirm:hover{opacity:.9}.confirmation-modal.dark{--bg-color: #2d3748;--text-primary: #f7fafc;--text-secondary: #a0aec0;--border-color: #4a5568;--hover-color: #4a5568}.confirmation-modal.light{--bg-color: #ffffff;--text-primary: #1a202c;--text-secondary: #718096;--border-color: #e2e8f0;--hover-color: #f7fafc}.modal-overlay.light{--bg-color: #ffffff;--text-color: #333333;--border-color: #dddddd;--primary-color: #4a6fa5;--error-color: #e74c3c;--hover-color: #f5f5f5}.modal-overlay.dark{--bg-color: #2d3748;--text-color: #f7fafc;--border-color: #4a5568;--primary-color: #63b3ed;--error-color: #fc8181;--hover-color: #4a5568}.modal-content{background-color:var(--bg-color);color:var(--text-color);border-radius:8px;width:90%;max-width:600px;max-height:90vh;overflow-y:auto;box-shadow:0 4px 6px #0000001a;padding:20px}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;border-bottom:1px solid var(--border-color);padding-bottom:10px}.modal-header h3{margin:0;display:flex;align-items:center;gap:8px}.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-color);padding:5px}.modal-close:hover{color:var(--primary-color)}.modal-error{color:var(--error-color);background-color:#e74c3c1a;padding:10px;border-radius:4px;margin-bottom:20px;border-left:3px solid var(--error-color)}form{display:flex;flex-direction:column;gap:15px}.form-group{display:flex;flex-direction:column;gap:5px}.form-group label{display:flex;align-items:center;gap:8px;font-weight:500}.form-row{display:flex;gap:15px}.form-row .form-group{flex:1}input,select,textarea{padding:10px;border:1px solid var(--border-color);border-radius:4px;background-color:var(--bg-color);color:var(--text-color)}input:disabled,select:disabled,textarea:disabled{background-color:#0000000d;color:#999}textarea{resize:vertical;min-height:80px}.btn-cancel,.btn-save{padding:10px 20px;border-radius:4px;cursor:pointer;font-weight:500;transition:all .2s}.btn-cancel{background-color:transparent;border:1px solid var(--border-color);color:var(--text-color)}.btn-cancel:hover{background-color:var(--hover-color)}.btn-save{background-color:var(--primary-color);border:1px solid var(--primary-color);color:#fff}.btn-save:hover{opacity:.9}.btn-save:disabled,.btn-cancel:disabled{opacity:.6;cursor:not-allowed}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:#fff;border-radius:8px;width:90%;max-width:600px;padding:20px;max-height:90vh;overflow-y:auto}.modal-content.dark{background:#2d3748;color:#fff}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-error{color:#e53e3e;background-color:#fff5f5;padding:10px;border-radius:4px;margin-bottom:15px}.dark .modal-error{background-color:#742a2a}.form-group{margin-bottom:15px}.form-row{display:flex;gap:15px;margin-bottom:15px}.form-row .form-group{flex:1;margin-bottom:0}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.btn-cancel,.btn-save{padding:8px 16px;border-radius:4px;cursor:pointer}.btn-save{background:#3182ce;color:#fff;border:none}.btn-save:hover{background:#2c5282}.dark .btn-save{background:#4299e1}.btn-cancel{background:#e2e8f0;border:1px solid #cbd5e0}.dark .btn-cancel{background:#4a5568;border-color:#718096}input,select,textarea{width:100%;padding:8px;border:1px solid #e2e8f0;border-radius:4px}.dark input,.dark select,.dark textarea{background:#4a5568;border-color:#718096;color:#fff}textarea{min-height:80px;resize:vertical}.loading{padding:20px;text-align:center}.error{color:#e53e3e;padding:20px}.payment-list{width:100%;margin-top:20px}.payment-list table{width:100%;border-collapse:collapse}.payment-list th,.payment-list td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-color)}.payment-list th{background-color:var(--table-header-bg);font-weight:600}.status-badge{padding:4px 8px;border-radius:4px;font-size:.8rem;font-weight:500}.status-badge.paid{background-color:#d1fae5;color:#065f46}.status-badge.pending{background-color:#fef3c7;color:#92400e}.btn-delete{background:none;border:none;color:#ef4444;cursor:pointer;font-size:1.1rem}.btn-delete:disabled{opacity:.6;cursor:not-allowed}.spin{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.payment-list.dark{--table-header-bg: #2d3748;--border-color: #4a5568}.payment-list.light{--table-header-bg: #f7fafc;--border-color: #e2e8f0}.worker-horizontal-tabs{display:flex;gap:8px;padding:10px;background:#f5f5f5;border-bottom:1px solid #ddd}.tab-btn{display:flex;align-items:center;gap:6px;padding:10px 16px;border:none;border-radius:4px;background:none;cursor:pointer;transition:all .2s ease}.tab-btn:hover{background:#e0e0e0}.tab-btn.active{background:#ddd;font-weight:700}.tab-btn:disabled{opacity:.5;cursor:not-allowed}.worker-content{padding:20px;position:relative}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;cursor:pointer}.id-card-modal{cursor:default}.tab-btn:disabled{opacity:.6;cursor:not-allowed}.dark-theme .tab-btn:disabled{opacity:.4}@media (max-width: 768px){.worker-horizontal-tabs{flex-wrap:wrap}.tab-btn{padding:8px 12px;font-size:.9rem}}.document-section{padding:20px}.document-nav{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}.document-nav button{padding:8px 16px;border-radius:4px;cursor:pointer;border:1px solid var(--border-color);background:var(--button-bg);color:var(--text-primary)}.document-nav button:hover{background:var(--button-hover)}.document-content{margin-top:20px}.document-overview{padding:20px;text-align:center;color:var(--text-secondary)}.list-controls{display:flex;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:15px}.search-bar{position:relative;display:flex;align-items:center;padding:8px;border-radius:4px;border:1px solid var(--border-color);background:var(--card-bg);flex:1;min-width:250px}.search-bar input{border:none;background:transparent;margin-left:8px;color:var(--text-primary);outline:none;width:100%}.filter-select{padding:8px;border-radius:4px;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-primary)}.documents-table{border-radius:8px;overflow:hidden;background:var(--card-bg);box-shadow:0 2px 4px var(--card-shadow)}.documents-table table{width:100%;border-collapse:collapse}.documents-table th,.documents-table td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-color)}.documents-table th{background:var(--header-bg);font-weight:500}.document-name{display:flex;align-items:center;gap:8px}.document-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:5px}.tag{padding:3px 8px;border-radius:4px;font-size:.8em}.light-theme .tag{background:#e0e0e0;color:#333}.dark-theme .tag{background:#3a3a3a;color:#f5f5f5}.document-actions{display:flex;gap:8px}.btn-download,.btn-delete{padding:5px 8px;border-radius:4px;cursor:pointer;border:none;display:flex;align-items:center}.btn-download{background:#2ecc71;color:#fff}.btn-delete{background:#e74c3c;color:#fff}.no-documents{text-align:center;padding:40px 20px;color:var(--text-secondary)}.btn-upload{padding:8px 16px;border-radius:4px;background:var(--accent-color);color:#fff;border:none;cursor:pointer;margin-top:15px}.dropzone{border:2px dashed var(--border-color);border-radius:8px;padding:40px;text-align:center;cursor:pointer;transition:border-color .3s ease;margin-bottom:20px}.dropzone.active{border-color:var(--accent-color)}.dropzone p{margin:10px 0}.file-types{font-size:.9em;color:var(--text-secondary)}.upload-files{background:var(--card-bg);border-radius:8px;padding:20px;box-shadow:0 2px 4px var(--card-shadow)}.upload-files h4{margin-top:0}.tags-input{margin:15px 0}.tags-input label{display:block;margin-bottom:5px;font-weight:500}.tags-input input{width:100%;padding:8px;border-radius:4px;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-primary)}.upload-files ul{list-style:none;padding:0;margin:15px 0;max-height:300px;overflow-y:auto}.upload-files li{display:flex;justify-content:space-between;align-items:center;padding:10px;border-bottom:1px solid var(--border-color)}.file-info{display:flex;align-items:center;gap:10px;flex:1}.file-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size{color:var(--text-secondary);font-size:.9em}.btn-remove{background:none;border:none;cursor:pointer;color:var(--text-primary);padding:5px}.btn-upload{width:100%;padding:10px;border-radius:4px;background:var(--accent-color);color:#fff;border:none;cursor:pointer;font-weight:500}.permits-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:15px}.btn-new-permit{padding:8px 16px;border-radius:4px;background:var(--accent-color);color:#fff;border:none;cursor:pointer}.permits-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.permit-card{border-radius:8px;padding:20px;background:var(--card-bg);box-shadow:0 2px 4px var(--card-shadow)}.permit-header{display:flex;align-items:center;gap:15px;margin-bottom:15px}.permit-icon{font-size:24px}.permit-title{flex:1}.permit-title h4{margin:0}.permit-status{text-transform:capitalize;font-size:.9em;padding:3px 8px;border-radius:4px}.permit-status.approved{background:#4caf50;color:#fff}.permit-status.pending{background:#ffc107;color:#333}.permit-status.rejected{background:#f44336;color:#fff}.permit-details{margin-bottom:15px}.detail-item{margin-bottom:8px;display:flex;align-items:center;gap:8px;font-size:.9em}.permit-actions{display:flex;gap:10px}.btn-view,.btn-download{flex:1;padding:8px;border-radius:4px;cursor:pointer;border:none}.btn-view{background:var(--button-bg);color:var(--text-primary)}.btn-download{background:var(--accent-color);color:#fff}.no-permits{text-align:center;padding:40px 20px;color:var(--text-secondary)}.error,.success,.loading{padding:15px;margin-bottom:20px;border-radius:4px}.error{background:#f44336;color:#fff}.success{background:#4caf50;color:#fff}.loading{text-align:center;color:var(--text-secondary)}.light-theme{--card-bg: #ffffff;--card-shadow: rgba(0, 0, 0, .1);--button-bg: #f0f0f0;--button-hover: #e0e0e0;--text-primary: #333333;--text-secondary: #666666;--border-color: #e0e0e0}.dark-theme{--card-bg: #2d2d2d;--card-shadow: rgba(0, 0, 0, .3);--button-bg: #3a3a3a;--button-hover: #4a4a4a;--text-primary: #f5f5f5;--text-secondary: #b0b0b0;--border-color: #3a3a3a}.billing-section{padding:20px;color:var(--text-primary)}.billing-nav{display:flex;gap:10px;margin-bottom:20px}.billing-nav button{padding:8px 16px;background:var(--button-bg);border:none;border-radius:4px;cursor:pointer;color:var(--text-primary)}.billing-nav button:hover{background:var(--button-hover)}.billing-overview{display:grid;grid-template-columns:1fr 1fr;gap:20px}.payment-methods,.transaction-history,.invoice-list{background:var(--card-bg);padding:20px;border-radius:8px;box-shadow:0 2px 4px var(--card-shadow)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.methods-list{list-style:none;padding:0}.methods-list li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border-color)}.method-actions button{background:none;border:none;cursor:pointer;margin-left:10px;color:var(--text-primary)}table{width:100%;border-collapse:collapse}th,td{padding:10px;text-align:left;border-bottom:1px solid var(--border-color)}.positive{color:#4caf50}.negative{color:#f44336}.loading,.error,.no-methods,.no-transactions,.no-invoices{padding:20px;text-align:center;color:var(--text-secondary)}.btn-edit,.btn-delete,.btn-add{padding:8px 16px;border-radius:4px;cursor:pointer;display:flex;align-items:center;gap:5px}.light-theme .btn-edit{background:#e6f7ff;border:1px solid #91d5ff}.dark-theme .btn-edit{background:#003a8c;border:1px solid #096dd9}.light-theme .btn-delete{background:#fff1f0;border:1px solid #ffa39e}.dark-theme .btn-delete{background:#5c0011;border:1px solid #ff4d4f}.light-theme .btn-add{background:#f6ffed;border:1px solid #b7eb8f}.dark-theme .btn-add{background:#092b00;border:1px solid #52c41a}.contractor-section{padding:20px}.contractor-nav{display:flex;gap:10px;margin-bottom:20px}.contractor-nav button{padding:8px 16px;border-radius:4px;cursor:pointer;border:1px solid var(--border-color);background:var(--button-bg);color:var(--text-primary)}.contractor-nav button:hover{background:var(--button-hover)}.contractor-content{margin-top:20px}.contractor-overview{padding:20px;text-align:center;color:var(--text-secondary)}.list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:15px}.list-controls{display:flex;gap:15px}.search-bar{position:relative}.search-bar input{padding:8px 15px 8px 35px;border-radius:4px;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-primary);width:250px}.btn-add-contractor{padding:8px 16px;border-radius:4px;background:var(--accent-color);color:#fff;border:none;display:flex;align-items:center;gap:5px;cursor:pointer}table{width:100%;border-collapse:collapse;margin-top:15px}th,td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-color)}th{background:var(--header-bg);font-weight:500}.contractor-row{cursor:pointer}.contractor-row:hover{background:var(--hover-bg)}.no-contractors{text-align:center;padding:40px 20px;color:var(--text-secondary)}.detail-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px;flex-wrap:wrap;gap:15px}.contractor-info h3{margin:0;display:flex;align-items:center;gap:8px}.contractor-info p{margin:5px 0 0;color:var(--text-secondary)}.action-buttons{display:flex;gap:10px}.btn-edit,.btn-delete{padding:8px 16px;border-radius:4px;display:flex;align-items:center;gap:5px;cursor:pointer}.btn-edit{background:var(--accent-color);color:#fff;border:none}.btn-delete{background:#f44336;color:#fff;border:none}.detail-content{display:grid;grid-template-columns:1fr;gap:25px}@media (min-width: 992px){.detail-content{grid-template-columns:1fr 1fr}}.contractor-section{background:var(--card-bg);border-radius:8px;padding:20px;box-shadow:0 2px 4px var(--card-shadow)}.info-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:15px}@media (min-width: 768px){.info-grid{grid-template-columns:1fr 1fr}}.info-item{display:flex;align-items:center;gap:8px;color:var(--text-primary)}.notes-box{margin-top:15px;padding:15px;border-radius:4px;background:var(--secondary-bg);min-height:100px;white-space:pre-wrap}.loading,.error,.not-found{padding:20px;text-align:center}.error{color:#f44336}.not-found{color:var(--text-secondary)}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}
