:root{--bg-color: #121212;--surface-color: #1e1e1e;--text-primary: #e0e0e0;--text-secondary: #9e9e9e;--primary-color: #1976d2;--secondary-color: #2d9cdb;--error-color: #cf6679;--border-color: #333333;--hover-bg: #2d2d2d}html{scroll-behavior:smooth}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,system-ui,sans-serif}body{background-color:var(--bg-color);color:var(--text-primary)}.navbar{background:var(--surface-color);padding:1rem 2rem;border-bottom:1px solid var(--border-color);box-shadow:0 2px 4px #0003}.nav-container{display:flex;gap:1.5rem;align-items:center;height:100%;width:100%;flex-direction:row;justify-content:space-evenly}.user-container{display:flex;flex-direction:row;align-items:center}.nav-menu{display:flex;flex:1;gap:1.5rem;align-items:center;justify-content:space-between}.nav-link{color:var(--text-primary);text-decoration:none;padding:.5rem 1rem;border-radius:4px;transition:background .3s}.nav-link:hover{background:var(--hover-bg)}.logout-btn{background:var(--error-color);color:#fff;padding:.5rem 1rem;border:none;border-radius:4px;cursor:pointer;transition:opacity .3s;margin-left:20px}.logout-btn:hover{opacity:.9}.main-content{width:100%;display:flex;align-items:center;justify-content:center}.materials-table{flex:1;border-collapse:collapse;margin:25px;background:var(--surface-color);border-radius:10px;overflow:hidden;box-shadow:0 4px 6px #0000001a}.materials-table th,.materials-table td{padding:12px;text-align:left;border-bottom:1px solid var(--border-color)}.materials-table th{background:#2d2d2d;font-weight:600}.materials-table tr:hover{background:var(--hover-bg)}.materials-table input[type=number]{background:#333;border:1px solid var(--border-color);color:var(--text-primary);padding:8px;border-radius:4px;width:80px}.upload-section{display:flex;flex-direction:column;justify-content:space-between;height:110px;margin:2rem 0;text-align:center}.actions{display:flex;gap:.5rem;flex-wrap:nowrap}.actions button{white-space:nowrap;padding:6px 12px}.upload-button{background:var(--primary-color);color:#fff;padding:12px 24px;border:none;border-radius:6px;cursor:pointer;font-size:1rem;transition:filter .3s}.auth-container{display:flex;flex-direction:column;align-items:center;max-width:400px;margin:4rem auto;padding:2rem;background:var(--surface-color);border-radius:12px;box-shadow:0 4px 12px #0003}.login_buttons{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:20px;margin:10px}.switch-mode{height:35px;width:300px;display:flex;align-items:center;justify-content:center}.auth-container input{width:100%;padding:12px;margin:8px 0;background:#2d2d2d;border:1px solid var(--border-color);border-radius:6px;color:var(--text-primary)}.inventories-page{padding:2rem;max-width:1200px;margin:0 auto}.inventories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin:2rem 0}.inventory-card{background:var(--surface-color);border:1px solid var(--border-color);padding:1.5rem;border-radius:8px;transition:transform .3s,box-shadow .3s;text-decoration:none;color:inherit}.inventory-card:hover{transform:translateY(-2px);box-shadow:0 6px 12px #0003}.sync-manager{background:var(--surface-color);padding:1.5rem;border-radius:8px;border:1px solid var(--border-color);margin:2rem 0}.share-controls{display:flex;gap:1rem;margin:1rem 0}.share-controls input{flex:1;padding:12px;background:#2d2d2d;border:1px solid var(--border-color);border-radius:6px;color:var(--text-primary)}.error{color:var(--error-color);padding:1rem;margin:1rem 0;background:#4a1f28;border:1px solid var(--error-color);border-radius:6px}.loading{color:var(--text-secondary);padding:2rem;text-align:center}.info-text{color:var(--text-secondary);font-size:.9rem;margin-top:.5rem}.create-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:var(--primary-color);color:#fff;border:none;border-radius:6px;text-decoration:none;transition:filter .3s;height:40px;width:195px}.create-btn:hover{filter:brightness(1.1)}button{padding:8px 16px;border:none;cursor:pointer;transition:filter .3s;font-weight:500}button:hover{filter:brightness(1.1)}.reset-btn{background:#ffab00;color:#000}.remove-btn{background:var(--error-color);color:#fff}@media (max-width: 768px){.nav-container{flex-direction:column;gap:1rem;padding:1rem}.inventories-grid{grid-template-columns:1fr}}.inventory-card{background:#2d2d2d;border:1px solid #3d3d3d;border-radius:8px;padding:1rem;position:relative}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.delete-btn{background:#dc3545;color:#fff;border:none;padding:6px 12px;border-radius:4px;cursor:pointer;transition:opacity .3s}.delete-btn:hover{opacity:.8}.inventory-link{color:inherit;text-decoration:none}.meta-info{display:flex;flex-direction:column;gap:.5rem}.header-controls{display:flex;flex-direction:column;justify-content:space-between;align-items:center;margin-bottom:2rem;gap:1rem;flex-wrap:wrap}.reload-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:var(--primary-color);color:#fff;border:none;border-radius:6px;text-decoration:none;transition:filter .3s;height:40px;width:195px}.reload-btn:disabled{background:#555;cursor:not-allowed}.reload-btn:hover:not(:disabled){filter:brightness(1.1)}.inventories-functions{display:flex;flex-direction:row;align-items:center;justify-content:space-between;height:50px;width:415px}.nav_page-home,.nav_page-inventories{display:flex;height:33px;align-items:center;justify-content:center}.nav-menu{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;width:100%;gap:2rem}.nav-left{justify-self:start}.nav-center{justify-self:center}.nav-right{justify-self:end;display:flex;gap:1.5rem;align-items:center}.user-container{display:flex;align-items:center;gap:1.5rem}.logo{padding:.5rem 1rem;transition:background .3s}.navbar_logo-img{max-height:100px;max-width:200px;border-radius:20px}.nav-left{height:75px;width:250px;display:flex;justify-content:center;align-items:center}.nav-left:hover{display:flex;flex-direction:column;width:250px;height:75px;transition:width .3s ease;background:var(--hover-bg)}@media (max-width: 768px){.nav-menu{grid-template-columns:1fr;gap:1rem;text-align:center}.nav-left,.nav-center,.nav-right{justify-self:center}.user-container{flex-direction:column}}.page-container{display:flex;flex-direction:column;align-items:center;max-width:75%}.progress-section{margin:2rem 0;padding:1.5rem;background:#2d2d2d;border-radius:8px}.progress-container{height:25px;background:#333;border-radius:12px;position:relative;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,#4caf50,#8bc34a);transition:width .5s ease}.progress-text{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:#fff;font-weight:700;text-shadow:1px 1px 2px rgba(0,0,0,.5)}.progress-stats{display:flex;gap:1rem;align-items:center;margin-bottom:.5rem}.progress-hint{margin-top:.5rem;font-size:.9em;color:#9e9e9e;text-align:center}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;display:flex;justify-content:center;align-items:center;z-index:1000}.name-modal{background:#2d2d2d;padding:2rem;border-radius:12px;width:90%;max-width:500px;box-shadow:0 4px 12px #0000004d}.name-modal h3{color:#fff;margin-bottom:1.5rem;font-size:1.5rem}.name-modal input{width:100%;padding:12px;margin-bottom:1.5rem;background:#1e1e1e;border:2px solid #3d3d3d;border-radius:8px;color:#fff;font-size:1rem}.name-modal input:focus{outline:none;border-color:#4caf50}.modal-actions{display:flex;gap:1rem;justify-content:flex-end}.confirm-btn{background:#4caf50;color:#fff;padding:12px 24px;border:none;border-radius:8px;cursor:pointer;transition:filter .3s}.confirm-btn:hover{filter:brightness(1.1)}.cancel-btn{background:#dc3545;color:#fff;padding:12px 24px;border:none;border-radius:8px;cursor:pointer;transition:filter .3s}.cancel-btn:hover{filter:brightness(1.1)}.upload-section{display:flex;flex-direction:column;gap:1rem;max-width:500px;margin:0 auto}.upload-button{background:#1976d2;color:#fff;padding:1rem 2rem;border:none;border-radius:8px;cursor:pointer;text-align:center;transition:filter .3s}.upload-button:hover{filter:brightness(1.1)}.materials-table{max-width:1000px;width:95%;margin:15px auto;font-size:.95rem}.materials-table th,.materials-table td{padding:8px 10px;line-height:1.4}.materials-table input[type=number]{padding:6px;width:70px;min-width:50px}.table-container{overflow-x:auto;width:100%;max-width:1000px;margin:0 auto}.materials-table th{white-space:nowrap;padding:10px 12px}.materials-table td{min-width:80px;max-width:200px}.add-item-row{grid-template-columns:3fr 1fr 1fr;gap:.5rem;max-width:1000px;margin:15px auto}@media (max-width: 768px){.materials-table{width:100%;margin:10px;font-size:.8125rem}.materials-table th,.materials-table td{padding:6px 8px}.add-item-row{grid-template-columns:1fr;gap:.3rem}}.page-container{margin:55px;max-width:1000px;padding:0 15px}.compact .progress-stats{gap:1.5rem;margin-bottom:1rem}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-number{font-size:1.2rem;font-weight:700}.stat-label{font-size:.8rem;color:var(--text-secondary)}.action-buttons{display:flex;gap:.5rem;justify-content:center}.add-item-container{padding:.5rem;background:var(--surface-color)}.add-item-row{display:grid;grid-template-columns:2fr 1fr auto;gap:.8rem;align-items:center;padding:.5rem}.add-item-row input{padding:.5rem;height:36px}.add-item-button{height:36px;padding:0 1rem}@media (max-width: 768px){.add-item-row{grid-template-columns:1fr}.action-buttons{flex-direction:column}.materials-table td,.materials-table th{padding:6px 8px}}.home_link{text-decoration:none;color:var(--text-primary);background-color:#000;border-radius:5px;padding:4px}.home-container{max-width:1200px;margin:2rem auto;padding:0 1.5rem}.home-container h1{font-size:2.5rem;text-align:center;margin-bottom:1rem;color:var(--primary-color)}.home-container h5{text-align:center;color:var(--text-secondary);margin-bottom:3rem}.beta-alert{background:#332f1f;border:2px solid #ff0202;border-radius:12px;padding:1.5rem;margin:2rem 0;position:relative}.beta-alert h3{color:red;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.guide-section{background:var(--surface-color);border-radius:12px;padding:2rem;margin:3rem 0;box-shadow:0 4px 12px #0000001a}.guide-section h2{color:var(--secondary-color);margin-bottom:2rem;font-size:1.8rem}.step{display:flex;gap:2rem;margin-bottom:3rem;align-items:center}.step-content{flex:1}.step img{width:100%;max-width:600px;border-radius:8px;border:2px solid var(--border-color);transition:transform .3s ease}.step img:hover{transform:scale(1.02)}.step h3{color:var(--text-primary);margin-bottom:1rem;font-size:1.4rem}.step p{line-height:1.6;color:var(--text-secondary);margin-bottom:1rem}.quick-start{text-align:center;margin:4rem 0}.cta-button{background:var(--primary-color);color:#fff;padding:1.2rem 2.5rem;border-radius:8px;text-decoration:none;font-weight:700;font-size:1.1rem;transition:all .3s ease;display:inline-block;box-shadow:0 4px 6px #0000001a}.cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 12px #0003;filter:brightness(1.1)}code{background:var(--bg-color);padding:.3rem .5rem;border-radius:4px;font-family:Courier New,Courier,monospace;display:inline-block;margin:.5rem 0;border:1px solid var(--border-color)}@media (max-width: 768px){.home-container h1{font-size:2rem}.step{flex-direction:column;gap:1.5rem}.step-content{order:2}.guide-section{padding:1.5rem}.cta-button{width:100%;padding:1rem}}.tools-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin:1.5rem 0}.tool-card{background:var(--surface-color);padding:1rem;border-radius:8px;text-align:center;text-decoration:none;color:var(--text-primary);transition:transform .3s ease;border:1px solid var(--border-color)}.tool-card:hover{transform:translateY(-3px);background:var(--hover-bg)}.feature-list{margin:1rem 0;padding-left:1.5rem}.feature-list li{margin:.8rem 0;line-height:1.6}.highlight{color:var(--primary-color);font-weight:500}.image-group{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1.5rem}.small-img{max-width:300px;border:1px solid var(--border-color);border-radius:8px}.tip-box{background:#2962ff1a;border-left:4px solid var(--primary-color);padding:1rem;margin:1.5rem 0;border-radius:4px}#copyButton{max-width:40px;max-height:40px;padding:4px 8px;margin:5px 15px 5px 5px;background:#4caf50;color:#fff;border-radius:10px}#copyButton img{border:none;width:100%;height:100%}#copyButton:hover{background:#113612}.copy-icon{display:inline-block;vertical-align:middle}.leave-btn{background:#dc3545;color:#fff;border:none;padding:6px 12px;border-radius:4px;cursor:pointer;transition:opacity .3s}.leave-btn:hover{opacity:.8}.card-actions{display:flex;gap:.5rem}.meta-info span{display:block;margin:.3rem 0}