:root{color:#10201d;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--teal:#00a89c;--teal-dark:#087b72;--ink:#10201d;--muted:#65817a;--card:#ffffffe0;--line:#123c351f;--shadow:0 18px 70px #19393329;background:#e9f2ef;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0;overflow:hidden}button,input,select{font:inherit}.app-root{flex-direction:column;width:100vw;height:100vh;display:flex}.app-header{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:20;background:#ffffffe6;flex:none;justify-content:space-between;align-items:center;gap:16px;height:64px;padding:0 20px;display:flex}.page-toolbar{flex:none;justify-content:flex-end;padding:10px 20px 0;display:flex}.page-toolbar:empty{padding:0;display:none}.header-actions{align-items:center;gap:10px;display:flex}.header-actions a{color:var(--ink);background:#e3efeb;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:700;text-decoration:none}.header-actions button{min-height:36px}.user-menu-wrap{flex-shrink:0;position:relative}button.avatar-button{border:1px solid var(--line);width:42px;min-width:42px;height:42px;min-height:42px;color:var(--teal-dark);box-shadow:none;background:#f2f7f5;border-radius:50%;padding:0}.avatar-placeholder{width:32px;height:32px;color:var(--teal-dark);background:#dce9e5;border-radius:50%;place-items:center;font-size:12px;font-weight:900;display:grid}.avatar-icon{width:20px;height:20px;display:block}.user-menu-popover{z-index:50;border:1px solid var(--line);width:220px;box-shadow:var(--shadow);background:#fffffffa;border-radius:16px;padding:8px;position:absolute;top:calc(100% + 8px);right:0}.user-menu-meta{border-bottom:1px solid var(--line);gap:2px;margin-bottom:6px;padding:8px 10px 10px;display:grid}.user-menu-meta span{color:var(--muted);text-transform:uppercase;font-size:11px;font-weight:800}.user-menu-meta strong{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.header-actions .user-menu-popover a,.user-menu-popover button{width:100%;min-height:38px;color:var(--ink);box-shadow:none;background:0 0;border-radius:10px;justify-content:flex-start;align-items:center;padding:0 10px;font-size:13px;font-weight:800;text-decoration:none;display:flex}.user-menu-popover button{border:0}.header-actions .user-menu-popover a:hover,.user-menu-popover button:hover{background:#e9f3ef}.login-shell{background:radial-gradient(circle at 18% 15%,#00a89c2e,#0000 35%),radial-gradient(circle at 82% 80%,#1046412e,#0000 32%),#eef5f3;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex}.login-card{background:var(--card);border:1px solid var(--line);width:100%;max-width:360px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-radius:20px;flex-direction:column;gap:10px;padding:32px;display:flex}.login-card h1{margin:0;font-size:20px}.login-card label{color:var(--muted);margin-top:6px;font-size:12px;font-weight:700}.login-card input{border:1px solid var(--line);background:#fff;border-radius:12px;min-height:40px;padding:0 12px}.login-error{color:#b3261e;margin:0;font-size:12px;font-weight:700}.login-success{color:#087b72;margin:0;font-size:12px;font-weight:700}.app-shell--profile{grid-template-columns:none;justify-content:center;align-items:flex-start;padding:48px 20px;display:flex}.profile-card{background:var(--card);border:1px solid var(--line);width:100%;max-width:420px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-radius:20px;flex-direction:column;gap:10px;padding:32px;display:flex}.profile-card h1{margin:0;font-size:20px}.profile-card form{flex-direction:column;gap:10px;margin-top:12px;display:flex}.profile-card label{color:var(--muted);font-size:12px;font-weight:700}.profile-card input{border:1px solid var(--line);background:#fff;border-radius:12px;min-height:40px;padding:0 12px}.app-shell{background:radial-gradient(circle at 18% 15%,#00a89c2e,#0000 35%),radial-gradient(circle at 82% 80%,#1046412e,#0000 32%),#eef5f3;flex:1;grid-template-columns:minmax(0,1fr) 390px;width:100%;min-height:0;display:grid}.app-shell--library{grid-template-columns:280px minmax(0,1fr) 390px}.library-panel{border-right:1px solid var(--line);height:100%;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#f8fdfbe0;padding:22px;overflow:hidden auto}.library-header{margin-bottom:16px}.library-header h2{font-size:17px}.library-list{flex-direction:column;gap:8px;margin-top:14px;display:flex}.library-item{border:1px solid var(--line);background:var(--card);border-radius:14px;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;display:flex}.library-item-info{flex-direction:column;gap:2px;min-width:0;display:flex}.library-item-name{color:var(--ink);font-size:13px;font-weight:700}.library-item-category{color:var(--muted);font-size:11px}.library-item button{flex-shrink:0;min-height:32px;padding:0 12px;font-size:12px}.mode-switch{border:1px solid var(--line);box-shadow:var(--shadow);background:#ffffffd9;border-radius:999px;gap:6px;padding:6px;display:flex}.mode-switch a{color:var(--ink);box-shadow:none;cursor:pointer;background:0 0;border-radius:999px;align-items:center;padding:8px 14px;font-size:13px;font-weight:700;text-decoration:none;display:inline-flex}.mode-switch a.active{color:#fff;background:linear-gradient(135deg,#00a89c,#087b72);box-shadow:0 8px 20px #00827840}.led-row{margin-bottom:10px}.canvas-shell{min-width:0;min-height:0;position:relative}.scene-help{pointer-events:none;flex-wrap:wrap;gap:10px;display:flex;position:absolute;bottom:22px;left:24px}.scene-help span{border:1px solid var(--line);color:#38554f;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffffc2;border-radius:999px;padding:8px 10px;font-size:12px;box-shadow:0 6px 24px #142d2814}.scene-toolbar{gap:8px;display:flex;position:absolute;top:18px;right:24px}.scene-toolbar button{border:1px solid var(--line);color:var(--ink);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffffe6;border-radius:999px;padding:8px 14px;font-size:12px;font-weight:700;box-shadow:0 6px 24px #142d2814}.scene-toolbar button:hover{background:#fff}.scene-toolbar button.active{background:var(--teal);border-color:var(--teal-dark);color:#fff}.scene-toolbar button.active:hover{background:var(--teal-dark)}.context-menu-backdrop{z-index:20;position:absolute;inset:0}.context-menu{border:1px solid var(--line);background:#fff;border-radius:12px;flex-direction:column;min-width:150px;padding:6px;display:flex;position:absolute;box-shadow:0 12px 32px #142d282e}.context-menu-item{color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px 12px;font-size:13px}.context-menu-item:hover{background:var(--surface-2,#f0f4f2)}.axis-legend{border:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:none;background:#ffffffc2;border-radius:999px;gap:8px;padding:7px;display:flex;position:absolute;top:18px;left:24px;box-shadow:0 6px 24px #142d2814}.axis-legend-item{min-width:34px;height:28px;color:var(--ink);background:#ffffffd1;border-radius:999px;justify-content:center;align-items:center;gap:6px;font-size:12px;font-weight:900;display:inline-flex}.axis-legend-item i{border-radius:50%;width:8px;height:8px;display:block}.panel{border-left:1px solid var(--line);height:100%;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#f8fdfbe0;padding:22px;overflow:hidden auto}.panel-header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.eyebrow{color:var(--teal-dark);letter-spacing:.12em;text-transform:uppercase;margin:0 0 7px;font-size:12px;font-weight:800}h1,h2{color:var(--ink);margin:0}h1{letter-spacing:-.04em;font-size:23px;line-height:1.05}h2{letter-spacing:-.01em;margin-bottom:14px;font-size:15px}.status-dot{background:var(--teal);border-radius:50%;width:13px;height:13px;margin-top:4px;box-shadow:0 0 0 7px #00a89c1f,0 0 28px #00a89cbf}.panel-section{border:1px solid var(--line);background:var(--card);border-radius:22px;margin:14px 0;padding:16px}.panel-section-header{justify-content:space-between;align-items:center;gap:8px;display:flex}.icon-button{width:30px;height:30px;min-height:0;color:var(--ink);box-shadow:none;background:#00a89c1a;border-radius:10px;justify-content:center;align-items:center;padding:0;display:inline-flex}.icon-button svg{width:16px;height:16px}.icon-button:hover{background:#00a89c33}.grid-2,.grid-3{gap:10px;display:grid}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.compact{margin-top:10px}.field{gap:6px;margin-bottom:10px;display:grid}.field span,.toggle-field span{color:var(--muted);font-size:12px;font-weight:700}.field input,.field select{width:100%;height:38px;color:var(--ink);background:#fffc;border:1px solid #14484029;border-radius:12px;outline:none;padding:0 10px}.field textarea{width:100%;min-height:120px;color:var(--ink);font:inherit;resize:vertical;background:#fffc;border:1px solid #14484029;border-radius:12px;outline:none;padding:10px}.field input:focus,.field select:focus,.field textarea:focus{border-color:#00a89cbf;box-shadow:0 0 0 4px #00a89c1f}.color-field input{cursor:pointer;padding:4px}.toggle-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:8px;display:grid}.toggle-field{cursor:pointer;background:#ffffff8f;border:1px solid #1448401f;border-radius:13px;align-items:center;gap:8px;min-height:36px;padding:9px 10px;display:flex}.toggle-field input{accent-color:var(--teal)}.control-subtitle{color:var(--ink);letter-spacing:0;margin:16px 0 8px;font-size:12px;font-weight:800}.range-list{gap:8px;display:grid}.range-field{grid-template-columns:minmax(92px,.72fr) minmax(96px,1fr) 72px;align-items:center;gap:8px;margin:0;display:grid}.range-field span{color:var(--muted);font-size:12px;font-weight:700;line-height:1.25}.range-field input[type=range]{width:100%;min-width:0;accent-color:var(--teal)}.range-field input[type=number]{width:100%;height:34px;color:var(--ink);text-align:right;background:#ffffffd6;border:1px solid #14484029;border-radius:11px;outline:none;padding:0 8px}.range-field input[type=number]:focus{border-color:#00a89cbf;box-shadow:0 0 0 4px #00a89c1f}.editor-card{background:#00a89c12;border:1px solid #00a89c29;border-radius:17px;padding:12px}.editor-subgroup{margin-top:12px}.editor-subgroup .control-subtitle{margin-top:0}.hint,.footer-note{color:#5d7771;font-size:12px;line-height:1.5}.actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}button,.file-button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#00a89c,#087b72);border:0;border-radius:14px;justify-content:center;align-items:center;min-height:40px;padding:0 12px;font-weight:800;display:inline-flex;box-shadow:0 10px 24px #0082783d}button.ghost{color:#214a43;box-shadow:none;background:#e3efeb}button.danger{color:#b3261e;width:100%;box-shadow:none;background:#fdeceb;margin-top:10px}button:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.save-indicator{border:1px solid var(--line);box-shadow:var(--shadow);background:#ffffffd9;border-radius:999px;align-items:center;gap:10px;padding:10px 14px;display:flex}.save-status{color:var(--muted);white-space:nowrap;align-items:center;gap:8px;font-size:12px;font-weight:700;display:flex}.save-status-dot{background:#4fae63;border-radius:50%;flex-shrink:0;width:9px;height:9px}.save-status-dot.dirty{background:#e0a12a;box-shadow:0 0 0 5px #e0a12a29}.save-button{white-space:nowrap;min-height:34px;padding:0 14px;font-size:12px}.file-button input{display:none}.footer-note{margin:18px 4px 4px}.modal-backdrop{z-index:80;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#10201d57;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.project-name-modal{border:1px solid var(--line);width:min(420px,100%);box-shadow:var(--shadow);background:#fffffffa;border-radius:20px;gap:14px;padding:24px;display:grid}.project-name-modal h2{margin:0 0 6px;font-size:18px}.project-name-modal p{color:var(--muted);margin:0;font-size:13px;line-height:1.45}.project-edit-modal{border:1px solid var(--line);width:min(640px,100%);max-height:min(80vh,720px);box-shadow:var(--shadow);background:#fffffffa;border-radius:20px;gap:14px;padding:24px;display:grid;overflow-y:auto}.project-edit-modal h2{margin:0 0 6px;font-size:18px}.project-edit-modal p{color:var(--muted);margin:0;font-size:13px;line-height:1.45}.modal-error{color:#b3261e;margin:0;font-size:12px;font-weight:800}.modal-actions{justify-content:flex-end;gap:10px;display:flex}.modal-actions--split{justify-content:space-between}.modal-actions-group{gap:10px;display:flex}.modal-actions button.danger{width:auto;margin-top:0}button.secondary{color:#214a43;box-shadow:none;background:#e3efeb}@media (max-width:980px){body{overflow:auto}.app-root{height:auto;min-height:100vh}.app-header{flex-wrap:wrap;height:auto;padding:12px 20px}.app-shell,.app-shell--library{flex:none;grid-template-columns:1fr;height:auto}.canvas-shell{height:62vh}.panel{border-left:0;border-top:1px solid var(--line);height:auto}.library-panel{border-right:0;border-bottom:1px solid var(--line);height:auto}}