:root{--bg: #050505;--surface: #0b0a09;--surface-2: #100e0c;--text-primary: #f0ece4;--text-secondary: #98928a;--text-dim: #55504a;--amber: #ffb000;--amber-bright: #ffc94d;--amber-dim: #8f6300;--steel: #2c2925;--hairline: #1b1916;--mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, "JetBrains Mono", monospace;--r: 2px;--ease: cubic-bezier(.16, 1, .3, 1);--fast: .16s;--base: .24s;--slow: .4s}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text-primary);font-family:var(--mono);font-size:13px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow:hidden}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}::selection{background:var(--amber);color:var(--bg)}:focus-visible{outline:1px solid var(--amber);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-100px;left:8px;z-index:999;background:var(--amber);color:var(--bg);padding:8px 12px;text-decoration:none;border-radius:var(--r)}.skip-link:focus{top:8px}.app{height:100%;background:var(--bg)}.panel{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r)}h1,h2,h3{font-weight:500;letter-spacing:.02em;margin:0}h3{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:var(--text-secondary)}button{background:transparent;border:1px solid var(--steel);border-radius:var(--r);color:var(--text-secondary);padding:6px 10px;cursor:pointer;transition:color var(--fast) var(--ease),border-color var(--fast) var(--ease),background-color var(--fast) var(--ease)}button:hover:not(:disabled){color:var(--text-primary);border-color:var(--text-dim)}button:disabled{opacity:.35;cursor:not-allowed}input[type=text],input[type=url],input[type=number],textarea,select{background:var(--bg);border:1px solid var(--steel);border-radius:var(--r);color:var(--text-primary);padding:7px 9px;width:100%}input::placeholder,textarea::placeholder{color:var(--text-dim)}input[type=range]{accent-color:var(--amber);background:transparent;width:100%}input[type=color]{width:28px;height:28px;padding:0;background:transparent;border:1px solid var(--steel);border-radius:var(--r);cursor:pointer}.session-manager{height:100%;display:grid;place-items:center;background:repeating-linear-gradient(0deg,transparent 0 3px,rgba(255,255,255,.012) 3px 4px),var(--bg)}.session-card{position:relative;width:min(440px,calc(100vw - 32px));padding:28px;background:var(--surface);border:1px solid var(--steel);border-radius:var(--r)}.session-card:before{content:"┌";position:absolute;top:-1px;left:-1px;color:var(--amber);line-height:1}.session-card:after{content:"┘";position:absolute;bottom:-6px;right:0;color:var(--amber);line-height:1}.session-card h1{font-size:15px;letter-spacing:.14em;text-transform:uppercase}.session-card h1:before{content:"</";color:var(--amber)}.session-card h1:after{content:">";color:var(--amber)}.session-card>p{color:var(--text-secondary);margin:6px 0 24px}.session-card>p:before{content:"> ";color:var(--text-dim)}.button-group{margin-bottom:18px}.btn{width:100%;padding:10px 14px;letter-spacing:.08em;text-transform:uppercase;font-size:11px}.btn-primary{border-color:var(--amber-dim);color:var(--amber)}.btn-primary:hover:not(:disabled){background:var(--amber);color:var(--bg);border-color:var(--amber)}.btn-secondary{white-space:nowrap}.divider{display:flex;align-items:center;gap:10px;color:var(--text-dim);font-size:10px;letter-spacing:.2em;margin:18px 0}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--hairline)}.join-group{display:flex;gap:8px}.join-group .input{flex:1 1 auto;min-width:0}.join-group .btn{width:auto;flex:0 0 auto;padding-inline:18px}.error-message{border:1px solid var(--steel);border-left:2px solid var(--amber);padding:8px 10px;margin-bottom:14px;color:var(--text-primary);font-size:12px}.error-message:before{content:"! ";color:var(--amber)}.loading-overlay{position:absolute;inset:0;display:grid;place-content:center;gap:12px;justify-items:center;background:#050505e0}.loading-text{color:var(--text-secondary);font-size:11px;letter-spacing:.1em}.spinner{width:120px;height:6px;border:1px solid var(--steel);position:relative;overflow:hidden}.spinner:after{content:"";position:absolute;inset:1px auto 1px 1px;width:30%;background:var(--amber);animation:scan .9s linear infinite}@keyframes scan{0%{transform:translate(-110%)}to{transform:translate(360%)}}.main-container{position:relative;display:flex;height:100%;background:var(--bg)}.connection-banner{position:fixed;top:0;left:0;right:0;z-index:200;padding:6px 12px;font-size:11px;letter-spacing:.08em;background:var(--surface);border-bottom:1px solid var(--steel);color:var(--amber)}.connection-banner:before{content:"> "}.sidebar-column{position:relative;flex:0 0 268px;display:flex;flex-direction:column;gap:6px;padding:10px;overflow-y:auto;background:var(--surface);border-left:1px solid var(--hairline)}.exit-button{position:absolute;top:10px;right:12px;z-index:60;font-size:10px;letter-spacing:.1em;text-transform:uppercase;padding:5px 9px;background:var(--bg)}.exit-button:before{content:"[";color:var(--text-dim)}.exit-button:after{content:" ←]";color:var(--text-dim)}.panel-toggle{text-align:left;font-size:11px;letter-spacing:.06em;padding:7px 10px;flex-shrink:0}.panel-toggle.active-panel{border-color:var(--amber-dim);color:var(--amber)}.session-info{margin-top:auto;flex-shrink:0;border:1px solid var(--hairline);border-top:1px solid var(--steel);padding:10px;font-size:11px;color:var(--text-secondary)}.session-info label{display:block;font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-dim);margin-bottom:3px}.session-info code{display:block;color:var(--amber);word-break:break-all;-webkit-user-select:all;user-select:all;padding:2px 0 6px}.copy-session-id{font-size:9px;letter-spacing:.14em;padding:3px 7px;margin-bottom:8px}.doc-status{margin-top:6px;color:var(--text-dim);font-size:10px}.doc-status:before{content:"· "}.canvas-container{position:relative;flex:1;min-width:0;height:100%;display:flex;overflow:hidden;background:var(--bg)}.canvas-toolbar{position:relative;z-index:40;width:46px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--hairline);padding:10px 0;display:flex;flex-direction:column;align-items:center;gap:10px;overflow-y:auto}.tool-group{display:flex;flex-direction:column;align-items:center;gap:4px;width:100%;padding-bottom:10px;border-bottom:1px solid var(--hairline)}.tool-group:last-child{border-bottom:none}.tool-button{width:28px;height:28px;display:grid;place-items:center;padding:0;font-size:13px;line-height:1}.tool-button.active{border-color:var(--amber);color:var(--amber);background:#ffb0000f}.width-slider{width:34px}.width-value,.zoom-info{font-size:9px;color:var(--text-dim);letter-spacing:.06em}.canvas-toolbar label{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:8px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim)}.role-indicator{writing-mode:vertical-rl;font-size:8px;letter-spacing:.2em;color:var(--text-dim);padding:4px 0}.role-indicator.role-creator,.role-indicator.role-editor{color:var(--amber)}.smart-shape-active-indicator{font-size:8px;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);border:1px dashed var(--amber-dim);padding:3px 4px}.drawing-canvas{flex:1;min-width:0;background:var(--bg);touch-action:none}.view-only-overlay{position:absolute;top:10px;right:12px;z-index:45;pointer-events:none}.overlay-message{font-size:9px;letter-spacing:.2em;color:var(--text-dim);border:1px solid var(--hairline);padding:4px 8px}.overlay-message:before{content:"[ "}.overlay-message:after{content:" ]"}.cursor-layer{position:fixed;inset:0;pointer-events:none;z-index:99}.cursor{position:fixed;top:0;left:0;z-index:99;width:9px;height:9px;border-radius:50%;pointer-events:none;will-change:transform}.cursor-chip{position:fixed;top:0;left:0;z-index:99;pointer-events:none;font-size:9px;letter-spacing:.08em;padding:1px 4px;background:var(--surface);border:1px solid var(--hairline);color:var(--text-secondary);white-space:nowrap;will-change:transform,opacity;transition:opacity var(--slow) linear}.cursor-ring{position:fixed;top:0;left:0;z-index:98;width:9px;height:9px;border:1px solid var(--amber);border-radius:50%;pointer-events:none;will-change:transform,opacity}.presence-halos{position:fixed;inset:0;pointer-events:none;z-index:30}.presence-halo{position:fixed;border:1px solid var(--steel);border-radius:50%;pointer-events:none;opacity:.5}.user-list{border:1px solid var(--hairline);padding:8px;flex-shrink:0}.user-list h3{margin-bottom:6px}.user-item{display:flex;align-items:center;gap:6px;padding:3px 0;font-size:11px}.user-dot{width:5px;height:5px;border-radius:50%;flex-shrink:0}.user-name{flex:1;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis}.you-badge{color:var(--amber);margin-left:4px}.user-tool{color:var(--text-dim);border:1px solid var(--hairline);padding:0 3px;font-size:10px}.user-role{font-size:9px;letter-spacing:.1em;color:var(--text-dim)}.activity-log,.comments-panel,.roles-panel,.layers-panel,.advanced-permissions-panel,.smart-shapes-panel{border:1px solid var(--hairline);padding:8px;flex-shrink:0;max-height:260px;overflow-y:auto;font-size:11px}.log-header,.comments-header,.roles-header,.layers-header,.permissions-header,.smart-shapes-header{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:6px}.log-count,.group-count,.shape-count,.smart-shapes-info,.roles-help{font-size:9px;color:var(--text-dim);letter-spacing:.08em}.log-entry{border-left:1px solid var(--hairline);padding:2px 0 2px 7px;margin-bottom:3px}.log-entry:hover{border-left-color:var(--amber-dim)}.log-action{display:flex;gap:6px}.action-label{color:var(--text-secondary)}.action-label:before{content:"> ";color:var(--text-dim)}.action-user{color:var(--amber);font-size:10px}.log-time,.log-details{font-size:9px;color:var(--text-dim)}.detail-item{margin-right:6px}.no-activity,.no-comments,.empty-state,.no-selection,.template-empty{color:var(--text-dim);font-size:10px;padding:6px 0}.comment{border:1px solid var(--hairline);border-left:2px solid var(--steel);padding:6px;margin-bottom:5px}.comment.unresolved{border-left-color:var(--amber)}.comment.resolved{opacity:.5}.comment-header{display:flex;justify-content:space-between;gap:8px;font-size:10px}.comment-header strong{color:var(--amber);font-weight:500}.comment-header small{color:var(--text-dim)}.comment-text{margin:4px 0;color:var(--text-secondary)}.resolve-button,.resolved-badge{font-size:9px;letter-spacing:.1em}.resolved-badge{color:var(--text-dim)}.badge{color:var(--amber);border:1px solid var(--amber-dim);padding:0 4px;font-size:9px;margin-left:5px}.add-comment{display:flex;flex-direction:column;gap:5px;margin-top:6px}.add-comment textarea{min-height:48px;resize:vertical}.add-button{font-size:10px;letter-spacing:.08em}.role-item,.layer-item,.permission-item{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:4px 0;border-bottom:1px solid var(--hairline)}.role-item:last-child,.layer-item:last-child{border-bottom:none}.role-user{display:flex;align-items:center;gap:6px}.user-id{color:var(--text-secondary);font-size:10px}.role-badge{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);border:1px solid var(--hairline);padding:1px 5px}.role-badge.creator,.role-badge.editor{color:var(--amber);border-color:var(--amber-dim)}.role-select select,.role-selector-group select,.user-selector-group select{font-size:10px;padding:3px 5px}.roles-info{margin-top:8px;border-top:1px solid var(--hairline);padding-top:6px}.role-desc{font-size:9px;color:var(--text-dim)}.role-desc strong{color:var(--text-secondary);font-weight:500}.layer-name{flex:1;color:var(--text-secondary)}.layer-controls{display:flex;gap:3px}.layer-visibility,.layer-lock,.layer-delete{padding:1px 5px;font-size:10px}.layer-item.selected{border-left:2px solid var(--amber);padding-left:5px}.layers-list{display:flex;flex-direction:column}.layer-input{margin-right:4px}.add-layer-button{padding:3px 8px}.layers-header+div,.layers-panel>div:last-child{display:flex;gap:4px;margin-top:6px}.permission-groups{display:flex;flex-direction:column;gap:6px}.permission-group{border:1px solid var(--hairline);padding:6px}.group-toggle{width:100%;text-align:left;font-size:10px}.permission-list{display:flex;flex-direction:column;gap:3px;margin-top:5px}.permission-label{display:flex;align-items:center;gap:5px;font-size:10px;color:var(--text-secondary)}.permission-checkbox{accent-color:var(--amber)}.permission-stats{display:flex;gap:10px;margin-top:6px}.stat{display:flex;flex-direction:column}.stat-value{color:var(--amber)}.stat-label{font-size:9px;color:var(--text-dim);letter-spacing:.1em}.smart-shapes-panel{flex:0 0 200px;max-height:none;border:none;border-right:1px solid var(--hairline);background:var(--surface);overflow-y:auto;padding:10px}.shape-category{margin-bottom:6px}.category-toggle{width:100%;text-align:left;display:flex;align-items:center;gap:5px;font-size:10px;letter-spacing:.08em}.toggle-arrow{color:var(--amber);transition:transform var(--fast) var(--ease);display:inline-block}.category-toggle.expanded .toggle-arrow{transform:rotate(90deg)}.shape-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-top:5px}.shape-button{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 3px;font-size:9px}.shape-button.selected{border-color:var(--amber);color:var(--amber)}.shape-icon{font-size:13px}.connector-options,.connector-style-group{margin-top:8px;border-top:1px solid var(--hairline);padding-top:6px}.connector-option{font-size:9px}.smart-shapes-tips,.tips-list{font-size:9px;color:var(--text-dim);margin-top:8px}.tips-header{letter-spacing:.12em}.template-modal-overlay,.video-embed-modal-overlay,.export-dialog-overlay,.text-input-dialog-overlay{position:fixed;inset:0;z-index:300;background:#050505d1;display:grid;place-items:center;animation:fade var(--fast) linear}.template-modal,.video-embed-modal,.export-dialog{width:min(720px,calc(100vw - 40px));max-height:82vh;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--steel);border-radius:var(--r);overflow:hidden}.template-modal-header,.video-embed-header,.export-header{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--hairline)}.template-modal-header h2,.video-embed-header h2,.export-header h2{font-size:11px;letter-spacing:.16em;text-transform:uppercase}.template-modal-content,.video-embed-content,.export-content{padding:14px;overflow-y:auto}.template-close-btn,.video-embed-close,.close-button{border:none;font-size:14px;padding:0 6px;line-height:1}.video-embed-actions,.export-footer,.template-details{display:flex;justify-content:flex-end;gap:8px;padding:12px 14px;border-top:1px solid var(--hairline)}.template-categories,.video-source-tabs,.format-selector,.aspect-ratio-presets{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:12px}.category-tab,.source-tab,.format-option{font-size:10px;letter-spacing:.08em;padding:5px 9px}.category-tab.active,.source-tab.active,.format-option.selected{border-color:var(--amber);color:var(--amber)}.template-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}.template-card{border:1px solid var(--hairline);padding:10px;cursor:pointer;transition:border-color var(--fast) var(--ease);background:transparent;text-align:left}.template-card:hover{border-color:var(--steel)}.template-card.selected{border-color:var(--amber)}.template-icon{font-size:16px;color:var(--amber)}.template-card-info{font-size:10px;color:var(--text-secondary);margin-top:5px}.template-details-content{font-size:10px;color:var(--text-secondary)}.template-load-btn{border-color:var(--amber-dim);color:var(--amber)}.template-load-btn:hover:not(:disabled){background:var(--amber);color:var(--bg)}.video-url-group,.video-upload-group,.dimension-group,.video-preview-section{margin-bottom:12px}.video-url-hint,.video-error,.video-embed-error,.file-size,.file-ext,.preview-label{font-size:9px;color:var(--text-dim)}.video-error,.video-embed-error{color:var(--amber)}.video-file-info{display:flex;align-items:center;gap:8px;border:1px solid var(--hairline);padding:7px}.file-icon{color:var(--amber)}.video-dimensions{display:flex;gap:8px}.video-embed-btn-submit{border-color:var(--amber-dim);color:var(--amber)}.video-embed-btn-submit:hover:not(:disabled){background:var(--amber);color:var(--bg)}.video-embed-canvas-layer{position:absolute;inset:0;pointer-events:none;z-index:25}.video-embed-item{position:absolute;border:1px solid var(--steel);background:var(--surface);pointer-events:auto;overflow:hidden}.video-embed-drag-bar{display:flex;align-items:center;justify-content:space-between;padding:2px 6px;cursor:move;background:var(--surface-2);border-bottom:1px solid var(--hairline);font-size:9px;color:var(--text-dim)}.video-embed-remove-btn{border:none;padding:0 4px}.video-embed-iframe,.video-embed-player{width:100%;height:100%;border:0;display:block}.video-embed-drag-shield{position:absolute;inset:0}.text-input-dialog{position:fixed;background:var(--surface);border:1px solid var(--amber-dim);border-radius:var(--r);padding:8px;min-width:230px;z-index:310}.text-input-field{margin-bottom:6px}.text-input-actions{display:flex;gap:6px;justify-content:flex-end}.text-btn{font-size:10px;letter-spacing:.08em}.text-btn-submit{border-color:var(--amber-dim);color:var(--amber)}.text-formatting-toolbar{position:absolute;top:46px;left:58px;z-index:50;display:flex;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--steel);padding:5px 7px}.formatting-group{display:flex;gap:3px;align-items:center}.format-button{width:24px;height:24px;padding:0;display:grid;place-items:center;font-size:11px}.format-button.active{border-color:var(--amber);color:var(--amber)}.font-size-label{font-size:9px;color:var(--text-dim)}.font-size-select{width:auto;padding:2px 4px;font-size:10px}.color-input{width:22px;height:22px}.latency-meter{position:absolute;top:10px;left:58px;z-index:55;pointer-events:none;display:flex;align-items:center;gap:8px;border:1px solid var(--hairline);background:var(--bg);padding:4px 8px;font-size:10px}.connection-status{display:flex;align-items:center;gap:5px}.connection-dot{width:5px;height:5px;border-radius:50%;background:var(--amber);flex-shrink:0}.connection-dot.disconnected{background:transparent;border:1px solid var(--amber-dim);animation:pulse 1.4s var(--ease) infinite}.connection-label{font-size:9px;letter-spacing:.14em;color:var(--text-dim)}.latency-value{color:var(--amber);font-variant-numeric:tabular-nums}.latency-avg{color:var(--text-dim);font-size:9px;font-variant-numeric:tabular-nums}.undo-redo-controls{position:absolute;bottom:10px;left:58px;z-index:55;display:flex;align-items:center;gap:5px;border:1px solid var(--hairline);background:var(--bg);padding:4px 6px}.undo-button,.redo-button{font-size:10px;padding:3px 7px}.history-info{font-size:9px;color:var(--text-dim);letter-spacing:.1em}.shape-recognition-suggestion{position:absolute;bottom:10px;left:50%;transform:translate(-50%);z-index:70;background:var(--surface);border:1px solid var(--amber-dim);padding:7px 10px;animation:rise var(--base) var(--ease)}.suggestion-content{display:flex;align-items:center;gap:10px}.suggestion-icon{color:var(--amber);font-size:13px}.suggestion-title{font-size:11px}.suggestion-title:before{content:"> ";color:var(--text-dim)}.suggestion-confidence{font-size:9px;color:var(--text-dim);font-variant-numeric:tabular-nums}.suggestion-actions{display:flex;gap:5px}.suggestion-accept{border-color:var(--amber-dim);color:var(--amber);font-size:10px}.suggestion-dismiss{font-size:10px}.suggestion-bar{height:1px;background:var(--amber);margin-top:6px}.toast-container{max-width:300px;position:fixed;bottom:12px;right:280px;z-index:400;display:flex;flex-direction:column;gap:5px;align-items:flex-end;pointer-events:none}.toast{display:flex;align-items:center;gap:7px;background:var(--surface);border:1px solid var(--hairline);padding:6px 10px;font-size:11px;color:var(--text-secondary);animation:rise var(--base) var(--ease)}.toast-success,.toast-info{border-left:2px solid var(--amber)}.toast-error{border-left:2px solid var(--amber-bright)}.toast-icon{color:var(--amber);font-size:9px;letter-spacing:.1em;flex-shrink:0;width:16px}.toast svg,.toast-icon svg{width:11px;height:11px}.toast-message:before{content:"> ";color:var(--text-dim)}.error-boundary{display:grid;place-items:center;height:100%;padding:20px}.error-boundary__card{border:1px solid var(--steel);padding:20px;max-width:460px}.error-boundary__title{color:var(--amber);font-size:12px;letter-spacing:.12em}.error-boundary__message{color:var(--text-secondary);margin:10px 0}.error-boundary__details{font-size:10px;color:var(--text-dim);white-space:pre-wrap}.error-boundary__button{border-color:var(--amber-dim);color:var(--amber);margin-top:12px}.comment-pins{position:absolute;inset:0;pointer-events:none;z-index:35}.comment-pin{position:absolute;width:14px;height:14px;display:grid;place-items:center;border:1px solid var(--amber);border-radius:50%;background:var(--bg);color:var(--amber);font-size:8px;pointer-events:auto;cursor:pointer;transform-origin:center;animation:pin-in .2s var(--ease)}.comment-pin.unresolved{animation:pin-in .2s var(--ease),pulse 2s var(--ease) infinite .2s}.comment-pin.resolved{border-color:var(--steel);color:var(--text-dim);animation:pin-in .2s var(--ease)}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes pin-in{0%{transform:scale(0)}to{transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.connection-dot.disconnected,.comment-pin.unresolved{animation:none}.presence-halos{display:none}}