:root{--bg:#f6f8fc;--surface:#ffffffed;--text:#0f172a;--muted:#475569;--border:#cbd5e1;--blue:#2563eb;--green:#16a34a;--purple:#7c3aed;--orange:#ea580c;--red:#dc2626;--slate:#475569;--shadow:0 18px 48px #0f172a1f;--shadow-soft:0 10px 28px #0f172a14}*{box-sizing:border-box}html,body{width:100%;height:100%;color:var(--text);background:radial-gradient(circle at top left, #2563eb29, transparent 32%), radial-gradient(circle at top right, #16a34a24, transparent 36%), radial-gradient(circle at bottom right, #7c3aed1f, transparent 36%), var(--bg);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow:hidden}button,input,select,textarea{font:inherit}.app-shell{width:100vw;height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);flex-direction:column;flex-shrink:0;width:280px;height:100vh;transition:width .25s,min-width .25s,opacity .25s;display:flex;overflow:hidden}.sidebar-collapsed{width:56px;min-width:0}.sidebar-collapsed .sidebar-header h2,.sidebar-collapsed .sidebar-header p,.sidebar-collapsed .sidebar-section-tabs,.sidebar-collapsed .category-menu,.sidebar-collapsed .palette-search,.sidebar-collapsed .sidebar-list{opacity:0;pointer-events:none}.sidebar-collapsed .sidebar-toggle{opacity:1;pointer-events:auto;margin:0 auto}.sidebar-collapsed .sidebar-header{justify-content:end;padding:20px 12px}.sidebar-header{border-bottom:1px solid var(--border);align-items:flex-start;gap:8px;padding:20px;display:flex}.sidebar-header h2{letter-spacing:-.02em;flex:1;min-width:0;margin:0;font-size:18px}.sidebar-header p{color:var(--muted);margin:4px 0 0;font-size:13px}.sidebar-toggle{border:1px solid var(--border);width:32px;height:32px;color:var(--slate);cursor:pointer;background:#fff;border-radius:8px;flex-shrink:0;place-items:center;margin-left:auto;font-size:12px;line-height:1;transition:background 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9px;font-size:12px;font-weight:800}.category-button:hover{color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}.category-button[aria-pressed=true]{border-color:var(--blue);background:var(--blue);color:#fff;box-shadow:0 8px 18px #2563eb2e}.palette-search{border-bottom:1px solid var(--border);padding:12px 16px}.palette-search input{border:1px solid var(--border);width:100%;min-width:0;color:var(--text);background:#fff;border-radius:10px;outline:none;padding:9px 10px;font-size:13px;font-weight:700}.palette-search input:focus{border-color:#93c5fd;box-shadow:0 0 0 3px #2563eb1f}.sidebar-list{flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.palette-state{color:var(--muted);margin:0;font-size:13px;font-weight:700;line-height:1.4}.palette-state button{color:#1d4ed8;cursor:pointer;background:#eff6ff;border:1px solid #bfdbfe;border-radius:9px;width:auto;margin-top:10px;padding:8px 10px;font-size:12px;font-weight:900}.palette-item{border:1px solid var(--border);cursor:grab;-webkit-user-select:none;user-select:none;background:#fff;border-radius:12px;align-items:center;gap:12px;padding:12px;display:flex}.palette-item:hover{border-color:var(--blue);box-shadow:var(--shadow-soft);background:#f8fafc}.palette-item:focus-visible{border-color:var(--blue);outline-offset:2px;outline:3px solid #2563eb2e}.palette-add-button{color:#1d4ed8;cursor:pointer;background:#eff6ff;border:1px solid #bfdbfe;border-radius:9px;margin-left:auto;padding:7px 8px;font-size:12px;font-weight:900}.palette-add-button:hover,.palette-add-button:focus-visible{background:#dbeafe}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.palette-icon{border-radius:10px;flex-shrink:0;place-items:center;width:36px;height:36px;font-size:14px;font-weight:900;display:grid}.palette-logo-icon{background:#fff;border:1px solid #cbd5e1e6;border-radius:10px;flex-shrink:0;place-items:center;width:38px;height:38px;display:grid;overflow:hidden}.palette-logo-icon img{object-fit:contain;width:100%;height:100%;display:block}.palette-item span{gap:2px;min-width:0;font-size:14px;font-weight:700;display:grid}.palette-item small{color:var(--muted);font-size:12px;font-weight:600;line-height:1.25}.example-card{border:1px solid var(--border);width:100%;min-width:0;color:var(--text);cursor:pointer;text-align:left;background:#fff;border-radius:12px;gap:7px;padding:13px;display:grid}.example-card:hover,.example-card:focus-visible{border-color:var(--blue);box-shadow:var(--shadow-soft);background:#f8fafc;outline:none}.example-card strong{font-size:14px;line-height:1.2}.example-card span,.example-card 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button:disabled,.zoom-controls button:disabled{cursor:not-allowed;opacity:.45}.toolbar button:disabled:hover,.zoom-controls button:disabled:hover{background:#eff6ff}.zoom-controls{border-left:1px solid #cbd5e1;gap:6px;padding-left:14px;display:flex}.hidden-input{display:none}.canvas{position:absolute;inset:0}.canvas-empty-state{z-index:4;pointer-events:none;text-align:center;width:min(320px,100% - 48px);color:var(--slate);gap:6px;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.canvas-empty-state strong{font-size:18px}.canvas-empty-state span{color:var(--muted);font-size:13px;font-weight:700}.react-flow{background:0 0}.react-flow__node{background:0 0;border:none}.diagram-node{border:2px solid var(--border);background:var(--surface);min-height:126px;box-shadow:var(--shadow);cursor:grab;-webkit-user-select:none;user-select:none;border-radius:20px;padding:18px;position:relative}.diagram-node.is-selected{box-shadow:0 0 0 4px #2563eb2e, var(--shadow)}.diagram-container-node{border-width:3px;border-radius:30px;min-width:260px;min-height:160px;position:relative;box-shadow:inset 0 0 0 1px #ffffffb3}.diagram-container-node .react-flow__resize-control.handle{background:var(--blue);border:2px solid #fff;border-radius:999px;width:10px;height:10px;box-shadow:0 2px 8px #2563eb47}.diagram-container-node .react-flow__resize-control.line{border-color:#2563ebbf}.diagram-container-node.is-selected{box-shadow:inset 0 0 0 1px #ffffffd1,0 0 0 4px #2563eb2e}.diagram-container-node.is-drop-target{box-shadow:inset 0 0 0 2px #16a34a6b,0 0 0 5px #16a34a29}.diagram-group-node{background:#f8fafc57;border:2px dotted #64748b;border-radius:14px;min-width:180px;min-height:120px;position:relative}.diagram-group-node.is-selected{box-shadow:0 0 0 4px #64748b2e}.group-label{color:var(--slate);background:#ffffffe0;border-radius:7px;padding:4px 7px;font-size:12px;font-weight:900;position:absolute;top:10px;left:12px}.network-label{color:#1e3a8a;align-items:center;gap:12px;font-size:20px;font-weight:900;display:flex;position:absolute;top:18px;left:22px}.network-label small{color:var(--muted);margin-top:3px;font-size:13px;font-weight:600;display:block}.icon{border-radius:15px;flex:none;place-items:center;width:50px;height:50px;font-size:18px;font-weight:900;display:grid}.flow-port{border:2px solid var(--blue);background:#fff;width:12px;height:12px}.flow-port-input{border-color:var(--slate)}.flow-port-output{border-color:var(--blue)}.flow-port-http{border-color:var(--green)}.flow-port-database{border-color:var(--purple)}.flow-port-events{border-color:var(--orange)}.flow-port-internal-network{border-color:var(--red)}.node-row{align-items:center;gap:14px;display:flex}.cube{color:#fff;border-radius:12px;place-items:center;width:42px;height:42px;font-size:15px;font-weight:900;display:grid;box-shadow:inset 0 -9px 14px #00000024}.cube.blue{background:var(--blue)}.cube.green{background:var(--green)}.cube.purple{background:var(--purple)}.cube.orange{background:var(--orange)}.cube.slate{background:var(--slate)}.cube.red{background:var(--red)}.text-blue{color:var(--blue)}.text-green{color:var(--green)}.text-purple{color:var(--purple)}.text-orange{color:var(--orange)}.text-slate{color:var(--slate)}.text-red{color:var(--red)}.tenant{border-color:#bfdbfe;width:270px;min-height:400px}.nginx{border-color:var(--green);background:linear-gradient(135deg,#fff,#f0fdf4);width:400px;min-height:118px}.frontend{border-color:var(--blue);background:linear-gradient(135deg,#fff,#dbeafe)}.backend{border-color:var(--purple);background:linear-gradient(135deg,#fff,#ede9fe)}.worker{border-color:var(--orange);background:linear-gradient(135deg,#fff,#ffedd5);width:240px}.redis{border-color:var(--green);background:linear-gradient(135deg,#fff,#dcfce7)}.mariadb{border-color:var(--blue);background:linear-gradient(135deg,#fff,#dbeafe)}.volume{border-color:var(--blue);background:linear-gradient(135deg,#fff,#dbeafe);width:310px;min-height:105px}.config{border-style:dashed;border-color:#94a3b8;width:250px;min-height:108px}.pill{background:#fff;border:2px solid #93c5fd;border-radius:11px;margin-top:13px;padding:10px 12px;font-size:14px;font-weight:800}.divider{background:var(--border);height:1px;margin:20px 0}.note-row{grid-template-columns:40px 1fr;align-items:center;gap:10px;margin-top:12px;display:grid}.compact-icon{width:40px;height:40px;color:var(--blue);background:#eff6ff;font-size:16px}.tenant-more{text-align:center;margin-top:8px;font-size:22px}.logo{color:#0f172ac7;margin-top:15px;font-size:31px;font-weight:950}.logo-image-wrap{align-items:center;width:116px;height:76px;margin-top:14px;display:flex}.logo-image-wrap img{object-fit:contain;max-width:100%;max-height:100%;display:block}.laravel-logo,.redis-logo{color:var(--red)}.mariadb-logo{color:#0f4c81}.selection-editor{z-index:16;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);width:300px;max-height:calc(100vh - 132px);box-shadow:var(--shadow-soft);background:#ffffffeb;border:1px solid #cbd5e1eb;border-radius:16px;padding:16px;position:absolute;top:96px;right:24px;overflow-y:auto}.container-editor-header{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px;display:flex}.container-editor-header h2{margin:0;font-size:17px}.container-editor-header p{color:var(--muted);margin:3px 0 0;font-size:12px;font-weight:600}.selection-editor label{color:var(--slate);gap:6px;margin-top:10px;font-size:12px;font-weight:800;display:grid}.selection-editor input,.selection-editor select,.selection-editor textarea,.selection-editor button{border:1px solid var(--border);width:100%;min-width:0;color:var(--text);background:#fff;border-radius:10px;outline:none;padding:9px 10px;font-size:13px;font-weight:650}.selection-editor textarea{resize:vertical;min-height:76px;line-height:1.35}.selection-editor button{cursor:pointer;color:#1d4ed8;background:#eff6ff;font-weight:800}.editor-section{background:#f8fafcbd;border:1px solid #cbd5e1db;border-radius:12px;padding:12px}.editor-section h3{margin:0 0 10px;font-size:13px}.selection-summary{color:var(--muted);margin:0;font-size:13px;font-weight:700}.field-warning{color:#b45309;margin:0 0 10px;font-size:12px;font-weight:750;line-height:1.35}.field-error{color:#b91c1c;font-size:12px;font-weight:800;line-height:1.3}.editor-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.editor-delete{margin-top:12px;color:#b91c1c!important;background:#fef2f2!important;border-color:#ef444459!important}.confirm-modal{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f172a6b;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.confirm-dialog{background:#fffffff5;border:1px solid #cbd5e1eb;border-radius:16px;width:min(420px,100%);padding:22px;box-shadow:0 24px 70px #0f172a3d}.confirm-dialog h2{color:var(--text);margin:0;font-size:20px;line-height:1.15}.confirm-dialog p{color:var(--muted);margin:10px 0 0;font-size:14px;line-height:1.5}.confirm-actions{justify-content:flex-end;gap:10px;margin-top:22px;display:flex}.confirm-actions button{cursor:pointer;border:1px solid #0000;border-radius:10px;padding:10px 14px;font-size:14px;font-weight:800}.confirm-cancel{color:var(--slate);background:#fff;border-color:var(--border)!important}.confirm-delete{color:#fff;background:#ef4444;box-shadow:0 10px 22px #ef44443d}.confirm-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px #2563eb38}@media (max-width:1100px){html,body{overflow:auto}.app-shell{flex-direction:column;min-height:100vh}.sidebar{width:100%;height:auto}.category-menu,.sidebar-list{display:flex;overflow-x:auto}.category-button,.palette-item{flex:none}.canvas-container{min-height:80vh}.toolbar{border-radius:0;flex-wrap:wrap;width:100%;position:relative;top:auto;left:auto}.selection-editor{display:none}}