@import"https://fonts.googleapis.com/css2?family=Caveat:wght@400..700&family=Pacifico&display=swap";:root{--primary-color: #1a73e8;--primary-hover: #155db5;--bg-color: #f8f9fa;--bg-surface: rgba(255, 255, 255, .75);--text-color: #202124;--text-secondary: #5f6368;--border-color: rgba(0, 0, 0, .08);--ai-bubble-color: rgba(255, 255, 255, .85);--user-bubble-color: rgba(210, 227, 252, .85);--input-bg: rgba(255, 255, 255, .65);--toggle-bg: rgba(0, 0, 0, .05);--toggle-active-bg: rgba(255, 255, 255, .9);--toggle-active-shadow: rgba(0, 0, 0, .05);--modal-shadow: rgba(0, 0, 0, .1);--overlay-bg: rgba(255, 255, 255, .4);--code-inline-bg: rgba(0, 0, 0, .05);--blockquote-bg: rgba(0, 0, 0, .03);--blockquote-color: #5f6368;--spinner-border: #e0e0e0;--warning-bg: #fff3e0;--warning-border: #f9a825;--warning-text: #e65100;--error-bg: #fce8e6;--error-border: #d93025;--error-text: #d93025;--btn-secondary-bg: rgba(0, 0, 0, .04);--btn-secondary-hover: rgba(0, 0, 0, .08);--focus-ring: rgba(26, 115, 232, .15);--hover-bg: rgba(0, 0, 0, .04);--scrollbar-thumb: rgba(0, 0, 0, .2);--scrollbar-track: transparent;--grad-1: #e0c3fc;--grad-2: #8ec5fc;--grad-3: #f5f7fa}[data-theme=dark]{--primary-color: #8ab4f8;--primary-hover: #aecbfa;--bg-color: #0f172a;--bg-surface: rgba(15, 23, 42, .65);--text-color: #e8eaed;--text-secondary: #9aa0a6;--border-color: rgba(255, 255, 255, .08);--ai-bubble-color: rgba(30, 41, 59, .85);--user-bubble-color: rgba(56, 189, 248, .15);--input-bg: rgba(30, 41, 59, .65);--toggle-bg: rgba(255, 255, 255, .05);--toggle-active-bg: rgba(255, 255, 255, .1);--toggle-active-shadow: rgba(0, 0, 0, .3);--modal-shadow: rgba(0, 0, 0, .5);--overlay-bg: rgba(0, 0, 0, .6);--code-inline-bg: rgba(255, 255, 255, .1);--blockquote-bg: rgba(255, 255, 255, .05);--blockquote-color: #9aa0a6;--spinner-border: #3c4043;--warning-bg: #3e2a0a;--warning-border: #f9a825;--warning-text: #fbbf24;--error-bg: #3e1a1a;--error-border: #ef5350;--error-text: #ef5350;--btn-secondary-bg: rgba(255, 255, 255, .05);--btn-secondary-hover: rgba(255, 255, 255, .1);--focus-ring: rgba(138, 180, 248, .25);--hover-bg: rgba(255, 255, 255, .05);--scrollbar-thumb: rgba(255, 255, 255, .2);--scrollbar-track: transparent;--grad-1: #1e1b4b;--grad-2: #0f172a;--grad-3: #172554}body,html{margin:0;padding:0;font-family:Inter,Segoe UI,Roboto,Helvetica,Arial,sans-serif;height:100%;color:var(--text-color);overflow:hidden;transition:color .3s ease;background-color:var(--bg-color);position:relative}body:before,body:after{content:"";position:fixed;border-radius:50%;filter:blur(100px);opacity:.4;z-index:-1;pointer-events:none;animation:blobFloat 20s ease-in-out infinite}body:before{width:600px;height:600px;background:var(--grad-1);top:-10%;right:-5%;animation-delay:0s}body:after{width:500px;height:500px;background:var(--grad-2);bottom:-10%;left:-5%;animation-delay:-10s}@keyframes blobFloat{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-20px) scale(1.05)}66%{transform:translate(-20px,15px) scale(.95)}}.app-container,.top-bar,.modal-content,.input-wrapper,.canvas-chat-box,.canvas-toolbox,.message,.settings-btn,.theme-toggle-btn,.toggle-btn,.btn,#chat-view{transition:background-color .3s ease,color .3s ease,border-color .3s ease,box-shadow .3s ease}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}#root{height:100%}.app-container{display:flex;height:100vh;overflow:hidden}.main-area{display:flex;flex-direction:column;flex:1;min-width:0;overflow:hidden}.top-bar{background:var(--bg-surface);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color);padding:10px 20px;display:flex;justify-content:space-between;align-items:center;height:60px;box-sizing:border-box;position:relative;z-index:110}.logo{font-weight:600;font-size:1.2rem}.top-bar-left{display:flex;align-items:center;gap:12px;min-width:0}.sidebar-toggle-btn{background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease,color .2s ease,transform .3s ease;flex-shrink:0}.sidebar-toggle-btn:hover{background-color:var(--hover-bg);color:var(--primary-color)}.sidebar-toggle-btn .collapse-icon{transition:transform .3s cubic-bezier(.4,0,.2,1)}.sidebar-toggle-btn:hover .collapse-icon{transform:translate(-2px)}.chat-title-display{font-weight:600;font-size:1.1rem;color:var(--text-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}.chat-title-project-btn{background:none;border:none;padding:4px 8px;margin:-4px 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ease}.topbar-save-popover input{width:180px;background:var(--bg-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:6px;padding:6px 10px;font-size:.85rem;font-family:inherit;outline:none}.topbar-save-popover input:focus{border-color:var(--primary-color)}.topbar-save-popover-btn{background:var(--primary-color);color:#fff;border:none;border-radius:6px;padding:6px 14px;font-size:.85rem;font-weight:600;cursor:pointer;transition:opacity .2s ease}.topbar-save-popover-btn:disabled{opacity:.5;cursor:not-allowed}.mode-toggle-container{background-color:var(--toggle-bg);border-radius:12px;padding:3px;display:grid;grid-template-columns:1fr 1fr;position:relative;border:1px solid var(--border-color)}.toggle-pill{position:absolute;top:3px;left:3px;height:calc(100% - 6px);width:calc(50% - 3px);background:var(--toggle-active-bg);border-radius:10px;box-shadow:0 1px 4px #00000014,0 0 1px #0000000a;transition:transform .35s 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.2s ease}.sidebar-export-all-btn:hover{background-color:var(--hover-bg);color:var(--primary-color)}.sidebar-search{position:relative;padding:12px 16px;flex-shrink:0}.sidebar-search-icon{position:absolute;left:28px;top:50%;transform:translateY(-50%);color:var(--text-secondary);pointer-events:none}.sidebar-search-input{width:100%;padding:8px 12px 8px 32px;border:1px solid var(--border-color);border-radius:8px;font-size:.85rem;font-family:inherit;background:var(--bg-color);color:var(--text-color);outline:none;transition:border-color .2s ease,box-shadow .2s ease;box-sizing:border-box}.sidebar-search-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px var(--focus-ring)}.sidebar-search-clear{position:absolute;right:24px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:2px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background-color .2s ease}.sidebar-search-clear:hover{background-color:var(--hover-bg)}.sidebar-chat-list{flex:1;overflow-y:auto;padding:4px 8px}.sidebar-empty{text-align:center;color:var(--text-secondary);font-size:.85rem;padding:32px 16px;line-height:1.5}.chat-item{display:flex;align-items:center;padding:10px 12px;border-radius:8px;cursor:pointer;transition:background-color .15s ease;gap:8px;position:relative}.chat-item:hover{background-color:var(--hover-bg)}.chat-item.active{background-color:var(--user-bubble-color)}.chat-item.pinned{background-color:var(--hover-bg);border-left:3px solid var(--primary-color)}.chat-item.pinned:hover{background-color:var(--btn-secondary-hover)}.chat-item-pin-icon{margin-right:6px;flex-shrink:0;display:inline-flex;align-items:center;vertical-align:middle;color:var(--text-secondary)}.chat-item-content{flex:1;min-width:0}.chat-item-title{font-size:.88rem;font-weight:500;color:var(--text-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item-time{font-size:.72rem;color:var(--text-secondary);margin-top:2px}.chat-item-rename-input{width:100%;padding:2px 6px;border:1px solid var(--primary-color);border-radius:4px;font-size:.88rem;font-family:inherit;background:var(--bg-surface);color:var(--text-color);outline:none;box-shadow:0 0 0 2px var(--focus-ring);box-sizing:border-box}.chat-item-menu-wrapper{position:relative;flex-shrink:0}.chat-item-menu-btn{background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:4px;border-radius:4px;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .15s ease,background-color .15s ease}.chat-item:hover .chat-item-menu-btn{opacity:1}.chat-item-menu-btn:hover{background-color:var(--btn-secondary-hover);color:var(--text-color)}.chat-item-menu{position:absolute;top:100%;right:0;background:var(--bg-surface);border:1px solid var(--border-color);border-radius:8px;box-shadow:0 4px 12px #00000026;z-index:100;min-width:140px;padding:4px;animation:menuSlideIn .15s ease-out}@keyframes menuSlideIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.chat-item-menu-action{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border:none;background:none;color:var(--text-color);font-size:.85rem;font-family:inherit;cursor:pointer;border-radius:6px;transition:background-color .15s ease}.chat-item-menu-action:hover{background-color:var(--hover-bg)}.chat-item-menu-danger{color:var(--error-text)}.chat-item-menu-danger:hover{background-color:var(--error-bg)}.welcome-screen{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 20px}.welcome-content{text-align:center;max-width:500px}.welcome-title{font-size:2.4rem;font-weight:300;letter-spacing:-.01em;color:var(--primary-color);margin:0 0 8px}.welcome-subtitle{font-size:1rem;color:var(--text-secondary);margin:0 0 32px}.welcome-suggestions{display:grid;grid-template-columns:1fr 1fr;gap:12px}.welcome-suggestion-btn{display:flex;align-items:center;gap:10px;padding:14px 16px;border:1px solid var(--border-color);border-radius:12px;background:var(--bg-surface);color:var(--text-color);font-size:.88rem;font-family:inherit;cursor:pointer;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;text-align:left}.welcome-suggestion-btn:hover{background-color:var(--hover-bg);border-color:var(--primary-color);box-shadow:0 2px 8px #00000014}.suggestion-icon{font-size:1.2rem;flex-shrink:0}.suggestion-text{line-height:1.4}.chat-empty-message{text-align:center;color:var(--text-secondary);font-size:.9rem;padding:40px 20px}.content-area{flex-grow:1;position:relative;overflow:hidden}.view-container{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column}.mode-view{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;animation:viewFadeIn .28s ease}@keyframes viewFadeIn{0%{opacity:0}to{opacity:1}}#chat-view{background-color:transparent}.chat-history{flex-grow:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px}.message-row{display:flex;align-items:flex-start;gap:10px;animation:messageAppear .3s ease-out}.message-row-ai{justify-content:flex-start}.message-row-user{justify-content:flex-end;flex-direction:row-reverse}@keyframes messageAppear{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.message-avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px;transition:background-color .2s ease}.message-avatar-ai{background:linear-gradient(135deg,var(--primary-color),#7c3aed);color:#fff}.message-avatar-user{background:var(--user-bubble-color);color:var(--primary-color);border:1px solid var(--primary-color)}.message-row-user .message-avatar{order:2}.message{max-width:70%;padding:10px 16px;border-radius:18px;line-height:1.5;position:relative;font-size:.95rem;box-shadow:0 1px 2px #0000000d}.ai-message{background-color:var(--bg-surface);color:var(--text-color);border-bottom-left-radius:4px;border:1px solid var(--border-color)}[data-theme=dark] .ai-message{background-color:#2c2c2e;border-color:#ffffff0d}.user-message{background-color:#007aff;color:#fff;border-bottom-right-radius:4px;border:none}.message-header{display:flex;align-items:center;gap:6px;margin-bottom:4px}.message-sender-name{font-size:.78rem;font-weight:600;color:var(--text-secondary);letter-spacing:.01em}.ai-message .message-sender-name{color:var(--primary-color)}.message-body{line-height:1.5}.message-footer{display:flex;align-items:center;justify-content:space-between;margin-top:6px;gap:8px}.tag-chip{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:12px;font-size:.75rem;font-weight:500;color:#fff;max-width:120px;transition:transform .15s ease,opacity .15s ease}.tag-chip-small{padding:2px 6px;font-size:.7rem;border-radius:10px;max-width:100px}.tag-chip-interactive:hover{transform:scale(1.05);opacity:.9}.tag-chip-clickable{cursor:pointer}.tag-chip-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tag-chip-remove{display:flex;align-items:center;justify-content:center;background:#ffffff4d;border:none;border-radius:50%;width:14px;height:14px;min-width:14px;padding:0;cursor:pointer;color:#fff;transition:background-color .15s ease;flex-shrink:0}.tag-chip-remove:hover{background:#ffffff80}.tag-input-container{position:relative;width:100%}.tag-input-wrapper{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:6px 8px;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-color);min-height:32px}.tag-input-wrapper:focus-within{border-color:var(--primary-color);box-shadow:0 0 0 2px var(--focus-ring)}.tag-input-field{flex:1;min-width:80px;border:none;background:transparent;color:var(--text-color);font-size:.85rem;font-family:inherit;outline:none;padding:2px 0}.tag-input-field::placeholder{color:var(--text-secondary)}.tag-dropdown{position:absolute;top:100%;left:0;right:0;margin-top:4px;background:var(--bg-surface);border:1px solid var(--border-color);border-radius:8px;box-shadow:0 4px 12px #00000026;z-index:100;max-height:200px;overflow-y:auto}.tag-dropdown-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border:none;background:none;color:var(--text-color);font-size:.85rem;font-family:inherit;cursor:pointer;text-align:left;transition:background-color .15s 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768px){.canvas-welcome-title{font-size:1.8rem;top:45px}.canvas-top-controls.centered-empty{top:100px}}[data-theme=dark] .canvas-chat-box{border-color:color-mix(in srgb,var(--primary-color) 20%,rgba(255,255,255,.08));box-shadow:0 8px 32px #0006,inset 0 1px #ffffff0a}[data-theme=dark] .canvas-chat-box:focus-within{border-color:color-mix(in srgb,var(--primary-color) 35%,rgba(255,255,255,.12));box-shadow:0 8px 32px #00000073,inset 0 1px #ffffff0f,0 0 0 2px var(--focus-ring)}.canvas-chat-collapsed-trigger{position:relative;top:auto;left:auto;transform:none;z-index:100;width:48px;height:48px;border-radius:50%;background:var(--bg-surface);backdrop-filter:blur(24px) saturate(1.4);-webkit-backdrop-filter:blur(24px) saturate(1.4);border:1px solid rgba(255,255,255,.18);color:var(--text-color);font-size:1.3rem;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 32px #0000001f,inset 0 1px #ffffff26;transition:transform .25s cubic-bezier(.34,1.56,.64,1),background-color .2s ease,box-shadow .2s ease;border-style:solid}[data-theme=dark] .canvas-chat-collapsed-trigger{border-color:#ffffff0f;box-shadow:0 8px 32px #0006,inset 0 1px #ffffff0a}.canvas-chat-collapsed-trigger:hover{transform:scale(1.08);background:var(--hover-bg);box-shadow:0 12px 40px #0000002e}.canvas-chat-collapsed-trigger:active{transform:scale(.95)}.chat-collapse-btn{background:transparent;border:none;color:var(--text-secondary);font-size:.8rem;padding:8px;cursor:pointer;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease,color .2s ease,transform .15s ease}.chat-collapse-btn:hover{background:var(--hover-bg);color:var(--text-color)}.chat-collapse-btn:active{transform:scale(.9)}.drawing-toolbar .chat-collapse-btn{border:none;padding:8px;border-radius:50%;width:32px;height:32px;min-width:32px;display:flex;align-items:center;justify-content:center;background:transparent;transform:none}.drawing-toolbar .chat-collapse-btn:hover{background:var(--hover-bg);color:var(--text-color);transform:none}.drawing-toolbar .chat-collapse-btn:active{transform:scale(.9)}.canvas-toolbox{position:absolute;z-index:99;background:var(--bg-surface);backdrop-filter:blur(24px) saturate(1.4);-webkit-backdrop-filter:blur(24px) saturate(1.4);border:1px solid rgba(255,255,255,.18);box-shadow:0 8px 32px #0000001f,inset 0 1px #ffffff26;border-radius:18px;padding:8px;display:flex;transition:all .3s cubic-bezier(.4,0,.2,1)}[data-theme=dark] .canvas-toolbox{border-color:#ffffff0f;box-shadow:0 8px 32px #0006,inset 0 1px #ffffff0a}.canvas-toolbox.align-left{left:20px;top:50%;transform:translateY(-50%);flex-direction:column;gap:4px}.canvas-toolbox.align-right{right:20px;top:50%;transform:translateY(-50%);flex-direction:column;gap:4px}.canvas-toolbox.align-bottom{bottom:20px;left:50%;transform:translate(-50%);flex-direction:row;gap:4px}.toolbox-btn{background:transparent;border:1px solid transparent;color:var(--text-secondary);width:56px;height:56px;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;cursor:pointer;font-size:1rem;transition:all .2s cubic-bezier(.4,0,.2,1);position:relative}.toolbox-label{font-size:.6rem;font-weight:500;letter-spacing:.02em;opacity:.85;line-height:1;white-space:nowrap}.toolbox-btn:hover{background:var(--hover-bg);color:var(--text-color);transform:translateY(-1px)}.toolbox-btn:active{transform:scale(.92)}.toolbox-btn.active{background:var(--primary-color);color:#fff;box-shadow:0 0 0 3px #1a73e833}[data-theme=dark] .toolbox-btn.active{box-shadow:0 0 0 3px #8ab4f833}.toolbox-btn.wiggle{animation:chatWiggle .8s cubic-bezier(.36,.07,.19,.97) both}@keyframes chatWiggle{0%{transform:scale(1)}15%{transform:scale(1.1) rotate(-8deg)}30%{transform:scale(1.1) rotate(8deg)}45%{transform:scale(1.1) rotate(-6deg)}60%{transform:scale(1.1) rotate(6deg)}75%{transform:scale(1.1) rotate(-3deg)}90%{transform:scale(1.1) rotate(3deg)}to{transform:scale(1) rotate(0)}}.toolbox-btn.settings-btn{border-top:1px solid var(--border-color);border-radius:12px;margin-top:4px;padding-top:4px}.canvas-toolbox.align-bottom .toolbox-btn.settings-btn{border-top:none;border-left:1px solid var(--border-color);margin-top:0;margin-left:4px;padding-top:0;padding-left:4px}.toolbox-btn[data-tooltip]:after{content:attr(data-tooltip);position:absolute;background:var(--text-color);color:var(--bg-color);padding:5px 10px;border-radius:8px;font-size:.7rem;font-weight:500;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .2s ease .4s,transform .2s ease .4s;z-index:200;box-shadow:0 4px 12px #00000026}.canvas-toolbox.align-left .toolbox-btn[data-tooltip]:after{left:calc(100% + 10px);top:50%;transform:translateY(-50%) translate(-4px)}.canvas-toolbox.align-left .toolbox-btn[data-tooltip]:hover:after{opacity:1;transform:translateY(-50%) translate(0)}.canvas-toolbox.align-right .toolbox-btn[data-tooltip]:after{right:calc(100% + 10px);top:50%;transform:translateY(-50%) translate(4px)}.canvas-toolbox.align-right .toolbox-btn[data-tooltip]:hover:after{opacity:1;transform:translateY(-50%) translate(0)}.canvas-toolbox.align-bottom .toolbox-btn[data-tooltip]:after{bottom:calc(100% + 10px);left:50%;transform:translate(-50%) translateY(4px)}.canvas-toolbox.align-bottom .toolbox-btn[data-tooltip]:hover:after{opacity:1;transform:translate(-50%) translateY(0)}.toolbox-settings-wrapper{position:relative;display:flex}.toolbox-alignment-popover{position:absolute;z-index:110;background:var(--bg-surface);backdrop-filter:blur(24px) saturate(1.4);-webkit-backdrop-filter:blur(24px) saturate(1.4);border:1px solid rgba(255,255,255,.18);border-radius:14px;box-shadow:0 8px 32px #00000026,inset 0 1px #ffffff26;padding:12px;min-width:150px;display:flex;flex-direction:column;gap:8px;animation:popoverFadeInScale .2s cubic-bezier(.34,1.56,.64,1)}[data-theme=dark] .toolbox-alignment-popover{border-color:#ffffff0f;box-shadow:0 8px 32px #00000080,inset 0 1px #ffffff0a}@keyframes popoverFadeInScale{0%{opacity:0;transform:scale(.92) translateY(4px)}to{opacity:1;transform:scale(1) translateY(0)}}.canvas-toolbox.align-left .toolbox-alignment-popover{left:68px;bottom:0}.canvas-toolbox.align-right .toolbox-alignment-popover{right:68px;bottom:0}.canvas-toolbox.align-bottom .toolbox-alignment-popover{bottom:68px;right:0}.popover-title{font-size:.8rem;font-weight:600;text-transform:uppercase;color:var(--text-secondary);letter-spacing:.5px;margin-bottom:4px}.popover-option{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.9rem;padding:6px 8px;border-radius:6px;transition:background-color .15s ease;color:var(--text-color);-webkit-user-select:none;user-select:none}.popover-option:hover{background:var(--hover-bg)}.popover-option input[type=radio],.popover-option input[type=checkbox]{cursor:pointer;accent-color:var(--primary-color)}.popover-divider{height:1px;background:var(--border-color);margin:2px 0}.canvas-zoom-control{position:absolute;bottom:16px;left:16px;z-index:50;display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg-surface);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 4px 16px #0000001f}.canvas-zoom-control.pinned{bottom:auto;left:auto;right:auto}.note-colors-popover .note-color-swatches{display:flex;gap:8px}.note-color-swatch{width:28px;height:28px;border-radius:8px;border:1px solid rgba(0,0,0,.15);cursor:pointer;transition:transform .12s ease,box-shadow .12s ease}.note-color-swatch:hover{transform:scale(1.12);box-shadow:0 2px 8px #0003}.note-edit-textarea,.note-edit-div{position:absolute;z-index:60;border:none;outline:none;resize:none;border-radius:8px;padding:12px;color:#1a1a1a;font-family:sans-serif;line-height:1.3;box-shadow:0 4px 16px #0003;box-sizing:border-box}.canvas-zoom-control .zoom-grip{display:flex;align-items:center;justify-content:center;color:var(--text-secondary);cursor:grab;margin-right:-2px;opacity:.6;transition:opacity .15s ease}.canvas-zoom-control .zoom-grip:hover{opacity:1}.canvas-zoom-control .zoom-grip:active{cursor:grabbing}.canvas-zoom-control .zoom-btn{background:none;border:none;cursor:pointer;color:var(--text-secondary);width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:background-color .15s ease,color .15s ease}.canvas-zoom-control .zoom-btn:hover{background:var(--hover-bg);color:var(--primary-color)}.canvas-zoom-control .zoom-slider{width:110px;accent-color:var(--primary-color);cursor:pointer}.canvas-zoom-control .zoom-pct{background:none;border:none;cursor:pointer;font-family:inherit;color:var(--text-color);font-size:.8rem;font-weight:600;min-width:44px;text-align:right;padding:2px 4px;border-radius:6px;transition:color .15s ease}.canvas-zoom-control .zoom-pct:hover{color:var(--primary-color)}.aspect-ratio-selector{background:var(--bg-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:12px;padding:6px 10px;font-size:.82rem;font-weight:500;cursor:pointer;outline:none;transition:border-color .2s ease,box-shadow .2s ease;font-family:inherit}.aspect-ratio-selector:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px var(--focus-ring)}.image-settings-btn{display:inline-flex;align-items:center;gap:8px;background:#e9eef6;color:#3c4043;border:none;border-radius:8px;padding:6px 12px;font-size:.85rem;font-weight:500;font-family:inherit;cursor:pointer;outline:none;white-space:nowrap;transition:background-color .2s ease,opacity .2s ease}.image-settings-btn svg{transition:transform .2s ease}.image-settings-btn.open svg{transform:rotate(90deg)}.image-settings-btn:hover{background:#dee5ef}.image-settings-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring)}.image-settings-btn-label{max-width:120px;overflow:hidden;text-overflow:ellipsis}[data-theme=dark] .image-settings-btn{background:#2d3139;color:#e3e3e3}[data-theme=dark] .image-settings-btn:hover{background:#3c404a}.canvas-chat-divider{width:1px;height:18px;background-color:#00000040;margin:0 4px;flex-shrink:0}[data-theme=dark] .canvas-chat-divider{background-color:#ffffff40}.canvas-context-menu{position:fixed;z-index:1000;background:var(--bg-surface);backdrop-filter:blur(24px) saturate(1.4);-webkit-backdrop-filter:blur(24px) saturate(1.4);border:1px solid rgba(255,255,255,.18);border-radius:14px;box-shadow:0 8px 32px #0000002e,inset 0 1px #ffffff26;padding:6px;display:flex;flex-direction:column;min-width:180px;animation:contextMenuFadeIn .18s cubic-bezier(.34,1.56,.64,1)}[data-theme=dark] .canvas-context-menu{border-color:#ffffff0f;box-shadow:0 8px 32px #00000080,inset 0 1px #ffffff0a}@keyframes contextMenuFadeIn{0%{opacity:0;transform:scale(.95) translateY(-4px)}to{opacity:1;transform:scale(1) translateY(0)}}.canvas-context-menu button{background:transparent;border:none;color:var(--text-color);text-align:left;padding:8px 12px;border-radius:8px;cursor:pointer;font-size:.85rem;font-weight:450;transition:background-color .15s ease,transform .1s ease;display:flex;align-items:center;gap:10px}.canvas-context-menu button:hover{background:var(--hover-bg)}.canvas-context-menu button:active{transform:scale(.97)}.canvas-context-menu .context-menu-divider{height:1px;background:var(--border-color);margin:3px 6px}.canvas-context-menu button.danger{color:#ef4444}.canvas-context-menu button.danger:hover{background:#ef444414}#image-prompt-input{flex-grow:1;border:none;outline:none;padding:8px 14px;font-size:.92rem;background:transparent;color:var(--text-color);border-radius:16px;font-family:inherit}#image-prompt-input::placeholder{color:var(--text-secondary);opacity:.7}#generate-image-btn{background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));color:#fff;border:none;width:0;min-width:0;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .2s ease,opacity .25s ease,transform .25s cubic-bezier(.34,1.56,.64,1),width .25s ease,min-width .25s ease,margin-left .25s ease,margin-right .25s ease;opacity:0;transform:scale(.5);pointer-events:none;margin-left:-4px;margin-right:-4px;overflow:hidden;flex-shrink:0}#generate-image-btn.visible{width:36px;min-width:36px;opacity:1;transform:scale(1);pointer-events:auto;margin-left:0;margin-right:0}#generate-image-btn.visible:hover:not(:disabled){transform:scale(1.08);box-shadow:0 4px 16px #1a73e859}#generate-image-btn.visible:active:not(:disabled){transform:scale(.95)}#generate-image-btn:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}[data-theme=dark] #generate-image-btn.visible:hover:not(:disabled){box-shadow:0 4px 16px #8ab4f84d}.generate-spinner{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:generateSpin .6s linear infinite}@keyframes generateSpin{to{transform:rotate(360deg)}}.canvas-project-indicator{position:absolute;top:16px;left:16px;z-index:101;display:flex;align-items:center;gap:7px;max-width:240px;background:var(--bg-surface);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-color);border-radius:20px;padding:6px 14px;font-size:.78rem;font-weight:500;color:var(--text-color);cursor:pointer;transition:background-color .2s ease,border-color .2s ease,transform .1s ease}.canvas-project-indicator:hover{border-color:var(--primary-color);background:var(--hover-bg)}.canvas-project-indicator:active{transform:scale(.97)}.canvas-project-indicator svg{color:var(--primary-color);flex-shrink:0}.canvas-project-indicator-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.canvas-project-indicator.unsaved{color:var(--text-secondary)}.canvas-project-indicator.unsaved .canvas-project-indicator-name{font-style:italic}.canvas-project-indicator.unsaved svg{color:var(--text-secondary)}.canvas-instructions{position:absolute;bottom:16px;left:50%;transform:translate(-50%);background:var(--bg-surface);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:5px 14px;border-radius:20px;font-size:.7rem;color:var(--text-secondary);pointer-events:none;-webkit-user-select:none;user-select:none;border:1px solid var(--border-color);letter-spacing:.02em;font-weight:450;opacity:.7;transition:opacity .2s ease}.canvas-selection-info{position:absolute;bottom:20px;right:20px;background:var(--bg-surface);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-color);border-radius:8px;padding:8px 12px;font-size:.85rem;color:var(--text-color);box-shadow:0 4px 12px #00000026;z-index:10;display:flex;gap:8px;align-items:center;pointer-events:none;-webkit-user-select:none;user-select:none;animation:fadeInScale .15s ease-out}.thinking-block{margin-bottom:10px;border:1px solid var(--border-color);border-radius:10px;overflow:hidden;background:var(--bg-color)}.thinking-toggle{display:flex;align-items:center;gap:6px;width:100%;padding:8px 12px;background:none;border:none;cursor:pointer;color:var(--text-secondary);font-family:inherit;font-size:.82rem;transition:background-color .15s ease,color .15s ease}.thinking-toggle:hover{background-color:var(--hover-bg);color:var(--primary-color)}.thinking-chevron{transition:transform .2s ease;flex-shrink:0}.thinking-chevron.expanded{transform:rotate(90deg)}.thinking-label{font-weight:500;display:inline-flex;align-items:center;gap:6px}.thinking-content{padding:0 12px 10px;border-top:1px solid var(--border-color);font-size:.88rem;color:var(--text-secondary);max-height:300px;overflow-y:auto}.thinking-content .markdown-content{font-size:.85rem;line-height:1.5;opacity:.85}.thinking-content .markdown-content code,.thinking-content .markdown-content pre{font-size:.82rem}.controls-section-border{border-top:1px solid var(--border-color);padding-top:16px;margin-top:8px}.controls-label-row{display:flex;align-items:center;gap:12px;width:100%}.controls-toggle-switch{position:relative;display:inline-block;width:40px;height:22px;background:var(--btn-secondary-bg);border-radius:11px;cursor:pointer;transition:background-color .2s ease;flex-shrink:0;border:1px solid var(--border-color)}.controls-toggle-switch.active{background:var(--primary-color);border-color:var(--primary-color)}.controls-toggle-knob{position:absolute;top:2px;left:2px;width:16px;height:16px;background:#fff;border-radius:50%;transition:transform .2s ease;box-shadow:0 1px 3px #0003}.controls-toggle-switch.active .controls-toggle-knob{transform:translate(18px)}.shortcuts-modal{max-width:500px}.shortcuts-category{margin-bottom:20px}.shortcuts-category:last-child{margin-bottom:0}.shortcuts-category-title{font-size:.9rem;font-weight:600;color:var(--primary-color);margin:0 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border-color)}.shortcuts-list{display:flex;flex-direction:column;gap:8px}.shortcut-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0}.shortcut-description{font-size:.88rem;color:var(--text-color)}.shortcut-keys-row{display:flex;align-items:center;gap:4px}.shortcut-key{display:inline-block;padding:3px 8px;font-size:.78rem;font-family:Segoe UI,Roboto,monospace;color:var(--text-color);background:var(--bg-color);border:1px solid var(--border-color);border-radius:4px;box-shadow:0 1px 0 var(--border-color);line-height:1.4;min-width:24px;text-align:center}.shortcut-plus{font-size:.75rem;color:var(--text-secondary);margin:0 1px}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--overlay-bg);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:1000;display:flex;justify-content:center;align-items:center}.modal-content{background:var(--bg-surface);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.1);border-radius:24px;box-shadow:0 12px 48px var(--modal-shadow);width:90%;max-width:520px;max-height:85vh;overflow-y:auto;animation:modalSlideIn .25s ease-out}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px 0}.modal-header h2{margin:0;font-size:1.4rem;color:var(--text-color)}.modal-close-btn{background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease}.modal-close-btn:hover{background-color:var(--hover-bg);color:var(--text-color)}.modal-body{padding:20px 24px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:16px 24px 20px;border-top:1px solid var(--border-color)}.settings-section{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border-color)}.settings-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.settings-section h3{margin:0 0 4px;font-size:1.05rem;color:var(--text-color)}.settings-description{margin:0 0 16px;font-size:.85rem;color:var(--text-secondary)}.input-group{margin-bottom:16px}.input-group:last-child{margin-bottom:0}.input-group 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