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var(--dur-fast),color var(--dur-fast)}.ui-select-option:hover{background:color-mix(in srgb,var(--text) 6%,transparent);color:var(--text)}.ui-select-option.selected{color:var(--brand);background:color-mix(in srgb,var(--brand) 10%,transparent)}.ui-select-option svg{flex-shrink:0}.auth-screen{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:var(--space-6);overflow-y:auto}.auth-top-actions{position:fixed;top:18px;right:18px;z-index:2}.google-wrap{margin-top:var(--space-6)}.google-target{display:flex;justify-content:center;min-height:40px}.auth-divider{position:relative;text-align:center;margin:var(--space-5) 0 calc(var(--space-2) * -1)}.auth-divider:before{content:"";position:absolute;inset:50% 0 auto;height:1px;background:var(--border-strong)}.auth-divider span{position:relative;background:var(--surface);padding:0 12px;font-size:12px;color:var(--text-3)}.auth-terms{margin-top:var(--space-5);font-size:12px;color:var(--text-3);line-height:1.5}.auth-terms a{color:var(--brand);text-decoration:none}.auth-terms a:hover{text-decoration:underline}.auth-card{width:100%;max-width:420px;padding:var(--space-10) var(--space-8);border-radius:var(--r-2xl);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);text-align:center}.auth-logo{height:34px;object-fit:contain;margin-bottom:var(--space-6)}.auth-title{font-size:24px;font-weight:700;color:var(--text)}.auth-sub{margin-top:var(--space-2);font-size:14px;color:var(--text-2)}.auth-form{display:flex;flex-direction:column;text-align:left;margin-top:var(--space-6)}.auth-label{font-size:12.5px;font-weight:600;color:var(--text-2);margin-bottom:6px;margin-top:var(--space-4)}.auth-form>.auth-label:first-child{margin-top:0}.auth-input{width:100%;padding:12px 14px;border-radius:var(--r-md);border:1px solid var(--border-strong);background:var(--surface-2);font-size:14.5px;font-weight:500;transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}.auth-input:focus-visible{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 16%,transparent)}.auth-error{margin-top:var(--space-4);padding:10px 12px;border-radius:var(--r-md);background:#e5484d1a;border:1px solid rgba(229,72,77,.32);color:#d63a3f;font-size:13px}.auth-submit{margin-top:var(--space-6);padding:13px;border-radius:var(--r-md);background:linear-gradient(140deg,var(--brand-soft),var(--brand));color:#fff;font-size:15px;font-weight:700;box-shadow:0 8px 20px color-mix(in srgb,var(--brand) 30%,transparent);transition:filter var(--dur-fast),opacity var(--dur-fast)}.auth-submit:hover{filter:brightness(1.05)}.auth-submit:disabled{opacity:.65;cursor:default}.auth-switch{margin-top:var(--space-6);font-size:13.5px;color:var(--text-2)}.auth-switch-btn{color:var(--brand);font-weight:700}.auth-switch-btn:hover{text-decoration:underline}.byok-screen{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:var(--space-6);overflow-y:auto}.byok-card{width:100%;max-width:480px;padding:var(--space-10) var(--space-8);border-radius:var(--r-2xl);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);text-align:center}.byok-title{font-size:23px;font-weight:700;color:var(--text)}.byok-sub{margin-top:var(--space-2);font-size:14px;color:var(--text-2)}.byok-step{text-align:left;margin-top:var(--space-6);padding:var(--space-4);border:1px solid var(--border);border-radius:var(--r-lg);background:var(--surface-2)}.byok-step-head{display:flex;align-items:center;gap:var(--space-2)}.byok-num{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:700}.byok-step-title{font-size:14px;font-weight:700;color:var(--text)}.byok-badge{margin-left:auto;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 8px;border-radius:999px}.byok-badge.req{color:#fff;background:var(--brand)}.byok-badge.opt{color:var(--text-2);background:var(--bg-2)}.byok-help{margin:10px 0 8px;font-size:12.5px;color:var(--text-2);line-height:1.5}.byok-help code{font-family:Courier New,monospace;background:var(--bg-2);padding:1px 5px;border-radius:5px}.byok-ref{display:inline-flex;align-items:center;gap:4px;font-size:12.5px;font-weight:600;color:var(--brand);text-decoration:none}.byok-ref:hover{text-decoration:underline}.byok-field{position:relative;margin-top:10px}.byok-field input{width:100%;padding:11px 42px 11px 14px;border-radius:var(--r-md);border:1px solid var(--border-strong);background:var(--surface);font-family:Courier New,monospace;font-size:13.5px;color:var(--text)}.byok-field input:focus-visible{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 16%,transparent)}.byok-field button{position:absolute;right:8px;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:30px;height:30px;border-radius:8px;color:var(--text-3)}.byok-field button:hover{color:var(--text);background:var(--bg-2)}.byok-start{width:100%;margin-top:var(--space-6);padding:13px;border-radius:var(--r-md);background:linear-gradient(140deg,var(--brand-soft),var(--brand));color:#fff;font-size:15px;font-weight:700;box-shadow:0 8px 20px color-mix(in srgb,var(--brand) 30%,transparent)}.byok-start:disabled{opacity:.65;cursor:default}.byok-skip{display:block;margin:var(--space-3) auto 0;font-size:13px;font-weight:600;color:var(--text-3)}.byok-skip:hover{color:var(--text-2);text-decoration:underline}.byok-security{margin-top:var(--space-5);padding:11px 13px;border-radius:var(--r-md);background:color-mix(in srgb,var(--brand) 7%,transparent);border:1px solid color-mix(in srgb,var(--brand) 18%,transparent);font-size:11.5px;color:var(--text-2);line-height:1.5;text-align:left}.byok-security svg{color:var(--brand);vertical-align:-2px;margin-right:2px}.sidebar{display:flex;flex-direction:column;height:100dvh;width:var(--sidebar-w);padding:var(--space-5) var(--space-4);gap:var(--space-4);background:var(--surface);border-right:1px solid var(--border);overflow:hidden;min-width:0;position:relative;transition:width var(--dur-slow) var(--ease-out),padding var(--dur-slow) var(--ease-out)}.sidebar.collapsed{width:var(--rail-w);padding-left:var(--space-2);padding-right:var(--space-2)}.sidebar:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background-image:radial-gradient(color-mix(in srgb,var(--text) 7%,transparent) 1px,transparent 1px);background-size:18px 18px;-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 65%);mask-image:linear-gradient(180deg,#000 0%,transparent 65%)}.sidebar>*{position:relative;z-index:1}[data-theme=dark] .sidebar{background:#000}.sidebar-top{display:flex;flex-direction:column;gap:var(--space-4);flex:1;min-height:0}.sidebar-head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:0 0 var(--space-1)}.sidebar-toggle{display:grid;place-items:center;width:34px;height:34px;flex-shrink:0;border-radius:var(--r-md);color:var(--text-3);background:transparent;transition:background var(--dur-fast),color var(--dur-fast)}.sidebar-toggle:hover{background:color-mix(in srgb,var(--text) 7%,transparent);color:var(--text-2)}.sidebar.collapsed .sidebar-head{justify-content:center}.sidebar-logo{padding:var(--space-2) var(--space-2) 0}.sidebar-logo img{height:36px;width:auto;object-fit:contain}.new-chat-btn,.canvas-btn{display:flex;align-items:center;gap:10px;width:100%;padding:10px var(--space-3);border-radius:var(--r-md);color:var(--text-2);font-size:15px;font-weight:700;text-align:left;transition:background var(--dur-fast),color var(--dur-fast)}.new-chat-btn:hover,.canvas-btn:hover{background:color-mix(in srgb,var(--text) 6%,transparent);color:var(--text)}.nav-ico{color:var(--text-3);flex-shrink:0;transition:color var(--dur-fast)}.new-chat-btn:hover .nav-ico,.canvas-btn:hover .nav-ico{color:var(--text-2)}.sidebar.collapsed .new-chat-btn,.sidebar.collapsed .canvas-btn{justify-content:center;padding:9px}.user-wrap.collapsed{display:flex;justify-content:center;padding-top:var(--space-3);border-top:1px solid var(--border)}.rail-settings{display:grid;place-items:center;width:38px;height:38px;border-radius:var(--r-md);color:var(--text-3);transition:background var(--dur-fast),color var(--dur-fast)}.rail-settings:hover{background:color-mix(in srgb,var(--text) 7%,transparent);color:var(--text-2)}.sidebar-divider{height:1px;margin:var(--space-3) var(--space-2);background:var(--border)}.chat-list{display:flex;flex-direction:column;gap:4px;overflow-y:auto;overflow-x:hidden;flex:1;min-height:0}.chat-empty{padding:var(--space-6) var(--space-3);font-size:13px;color:var(--text-3);text-align:center}.chat-item{position:relative;display:flex;align-items:center;width:100%;border-radius:var(--r-md);transition:background var(--dur-fast) var(--ease-out)}.chat-item:hover{background:color-mix(in srgb,var(--text) 6%,transparent)}.chat-item.active{background:var(--surface);box-shadow:var(--shadow-xs)}.chat-item-main{display:flex;align-items:center;gap:var(--space-3);flex:1;min-width:0;padding:11px var(--space-3);color:var(--text-2);font-size:14px;font-weight:500;text-align:left}.chat-item:hover .chat-item-main,.chat-item.active .chat-item-main{color:var(--text)}.chat-item-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-kebab{display:grid;place-items:center;width:30px;height:30px;flex-shrink:0;margin-right:4px;border-radius:8px;color:var(--text-3);opacity:0;transition:opacity var(--dur-fast),background var(--dur-fast),color var(--dur-fast)}.chat-item:hover .chat-kebab,.chat-item.active .chat-kebab{opacity:1}.chat-kebab:hover{background:var(--bg-2);color:var(--text)}.chat-ctx-menu{position:absolute;top:calc(100% - 4px);right:6px;z-index:40;width:150px;padding:5px;border-radius:var(--r-md);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg)}.chat-ctx-menu button{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:9px var(--space-3);border-radius:var(--r-sm);font-size:13.5px;font-weight:500;color:var(--text-2);text-align:left;transition:background var(--dur-fast),color var(--dur-fast)}.chat-ctx-menu button:hover{background:color-mix(in srgb,var(--text) 6%,transparent);color:var(--text)}.chat-ctx-menu button.danger:hover{background:#e5484d1a;color:#e5484d}.chat-rename-input{width:100%;margin:4px 0;padding:9px var(--space-3);border-radius:var(--r-md);border:1px solid var(--brand);background:var(--surface);font-size:14px;color:var(--text);outline:none}.user-wrap{position:relative;padding-top:var(--space-3);border-top:1px solid var(--border)}.user-card{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:10px var(--space-2);border-radius:var(--r-md);background:transparent;transition:background var(--dur-fast)}.user-card:hover{background:color-mix(in srgb,var(--text) 6%,transparent)}.user-avatar{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--accent-icon);color:#fff;font-size:15px;font-weight:700;flex-shrink:0;overflow:hidden}.user-avatar.img{background:var(--surface)}img.user-avatar{object-fit:cover}.user-menu{position:absolute;bottom:calc(100% + 8px);left:0;right:0;z-index:40;padding:8px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);transform-origin:bottom center}.user-menu-id{display:flex;align-items:center;gap:var(--space-3);padding:6px 8px 10px}.user-menu-id .user-avatar{width:34px;height:34px;font-size:13.5px}.user-email{font-size:12px;color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-menu-sep{height:1px;margin:0 4px 6px;background:var(--border)}.user-menu-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px var(--space-3);border-radius:var(--r-sm);font-size:13.5px;font-weight:500;color:var(--text-2);text-align:left;transition:background var(--dur-fast),color var(--dur-fast)}.user-menu-item:hover{background:color-mix(in srgb,var(--text) 6%,transparent);color:var(--text)}.user-menu-item.danger:hover{background:#e5484d1a;color:#d63a3f}.user-menu-ico{display:grid;place-items:center;color:var(--text-3);flex-shrink:0}.user-menu-item:hover .user-menu-ico{color:inherit}.user-meta{display:flex;flex-direction:column;text-align:left;line-height:1.25;flex:1;min-width:0}.user-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role{font-size:12px;color:var(--text-3)}.ci-wrap{width:100%}.ci-previews{display:flex;flex-wrap:wrap;align-items:flex-start;gap:8px;overflow:hidden;padding:8px 8px 4px 2px}.ci-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 10px 6px 8px;border-radius:var(--r-pill);background:var(--surface-2);font-size:12.5px;font-weight:600;color:var(--text-2);max-width:220px}.ci-chip-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ci-chip>button{display:grid;place-items:center;width:18px;height:18px;border-radius:50%;color:var(--text-3);flex-shrink:0}.ci-chip>button:hover{background:var(--bg-2);color:var(--text)}.ci-chip-loading{padding:6px 10px;color:var(--text-3)}.ci-chip-thumb-wrap{position:relative;padding:0;background:none;max-width:none}.ci-chip-thumb{width:56px;height:56px;border-radius:var(--r-md);object-fit:cover;display:block}.ci-chip-doc-tile{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;width:56px;height:56px;border-radius:var(--r-md);background:var(--brand);color:#fff}.ci-chip-doc-ext{font-size:9.5px;font-weight:800;letter-spacing:.03em}.ci-chip-x{position:absolute;top:-6px;right:-6px;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--text);color:var(--surface);box-shadow:var(--shadow-sm)}.ci-chip-x:hover{opacity:.85}.ci-icon-btn{display:grid;place-items:center;width:36px;height:36px;flex-shrink:0;border-radius:var(--r-md);color:var(--text-3);transition:background var(--dur-fast),color var(--dur-fast)}.ci-icon-btn:hover{background:color-mix(in srgb,var(--text) 7%,transparent);color:var(--text-2)}.ci-icon-btn.on{color:var(--brand)}.ci-icon-btn.rec{color:#e5484d;background:color-mix(in srgb,#e5484d 12%,transparent)}.ci-globe{position:relative;display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 8px;flex-shrink:0;border-radius:var(--r-md);color:var(--text-3);white-space:nowrap;transition:background var(--dur-fast),color var(--dur-fast)}.ci-globe:hover{background:color-mix(in srgb,var(--text) 7%,transparent);color:var(--text-2)}.ci-globe-icon{display:grid;place-items:center}.ci-globe.on{color:var(--brand);background:transparent}.ci-globe.on:hover{background:transparent}.ci-globe.disabled{opacity:.4;cursor:default}.ci-globe.disabled:hover{background:transparent;color:var(--text-3)}.ci-globe-label{overflow:hidden;font-size:13px;font-weight:600;color:var(--brand)}.chat-input{display:flex;flex-direction:column;gap:6px;padding:14px 16px 12px;border-radius:var(--r-xl);background:var(--glass-strong);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);box-shadow:var(--shadow-md);transition:box-shadow var(--dur-mid) var(--ease-out),border-color var(--dur-mid)}.chat-input.focused{border-color:var(--brand);box-shadow:none}[data-theme=dark] .chat-input{border-color:var(--border-strong)}[data-theme=dark] .chat-input.focused{box-shadow:0 0 0 1px color-mix(in srgb,var(--brand) 35%,transparent),0 0 18px 2px color-mix(in srgb,var(--brand) 22%,transparent)}.ci-row1{display:flex;align-items:flex-start;gap:var(--space-2)}.ci-row2{display:flex;align-items:center;gap:var(--space-2)}.ci-spacer{flex:1}.ci-field{flex:1;min-width:0;resize:none;border:none;outline:none;background:none;font-size:15.5px;font-weight:500;line-height:1.4;max-height:160px;overflow-y:auto;padding:6px 0 6px 4px}.ci-field::placeholder{color:var(--text-3)}.ci-field:focus-visible{box-shadow:none}.persona{position:relative}.persona-trigger{display:flex;align-items:center;gap:4px;padding:8px 11px;border-radius:var(--r-pill);font-size:13px;font-weight:600;color:var(--text);background:var(--surface);box-shadow:var(--shadow-xs);transition:background var(--dur-fast)}.persona-trigger:hover{background:var(--surface-2)}.persona-trigger svg{color:var(--text-3);display:block}.persona-menu{position:absolute;bottom:calc(100% + 10px);right:0;z-index:40;width:290px;max-height:340px;overflow-y:auto;list-style:none;padding:6px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);transform-origin:bottom right}.persona-option{display:flex;flex-direction:column;gap:2px;width:100%;text-align:left;padding:10px var(--space-3);border-radius:var(--r-md);transition:background var(--dur-fast)}.persona-name{font-size:13px;font-weight:600;color:var(--text)}.persona-desc{font-size:11.5px;line-height:1.4;color:var(--text-3)}.persona-option:hover{background:color-mix(in srgb,var(--text) 6%,transparent)}.persona-option.selected{background:color-mix(in srgb,var(--brand) 12%,transparent)}.persona-option.selected .persona-name{color:var(--brand)}.ci-mic{position:relative;display:grid;place-items:center;width:38px;height:38px;flex-shrink:0;border-radius:var(--r-md);color:var(--text-3);background:transparent;transition:background var(--dur-fast),color var(--dur-fast),opacity var(--dur-fast)}.ci-mic.send{opacity:.5}.ci-mic.send.ready{opacity:1;color:var(--brand)}.ci-mic.send.ready:hover{background:color-mix(in srgb,var(--brand) 12%,transparent)}.ci-mic:disabled{cursor:default}.ci-mic.stop{border-radius:var(--r-md);color:var(--text);background:transparent;border:none}.ci-mic.stop svg{stroke:currentColor}.ci-mic.stop:hover{background:color-mix(in srgb,var(--text) 8%,transparent)}.ci-glow-wrap{position:relative;border-radius:var(--r-xl);--ci-ring-color: #EC642B;--ci-ring-shine: #ffb98f}[data-theme=dark] .ci-glow-wrap{--ci-ring-color: #2C2872;--ci-ring-shine: #8f86e8}.ci-glow-wrap .chat-input{position:relative;z-index:1}@property --ci-ring-angle{syntax: "<angle>"; initial-value: 0deg; inherits: false;}.ci-glow-wrap:before{content:"";position:absolute;top:-2px;right:-2px;bottom:-2px;left:-2px;border-radius:inherit;padding:2px;background:conic-gradient(from var(--ci-ring-angle),transparent 0deg,var(--ci-ring-color) 35deg,var(--ci-ring-shine) 70deg,var(--ci-ring-color) 105deg,transparent 150deg,transparent 360deg);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;opacity:0;transition:opacity var(--dur-slow) ease;pointer-events:none;z-index:0}.ci-glow-wrap.active:before{opacity:1;animation:ci-ring-spin 2.8s 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16%,transparent)}.k-reveal{position:absolute;right:8px;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:30px;height:30px;border-radius:8px;color:var(--text-3)}.k-reveal:hover{color:var(--text);background:var(--bg-2)}.k-clear{align-self:flex-start;font-size:12.5px;font-weight:600;color:#e5484d}.k-clear:hover{text-decoration:underline}.k-note{padding:12px 14px;border-radius:var(--r-md);background:var(--surface-2);border:1px solid var(--border);font-size:12.5px;color:var(--text-2);line-height:1.5}.k-save{align-self:flex-start;padding:12px 26px;border-radius:var(--r-md);background:var(--brand);color:#fff;font-size:14px;font-weight:700}.k-save:hover{background:var(--brand-soft)}.k-save:disabled{opacity:.65;cursor:default}@media(max-width:640px){.modal-overlay{padding:var(--space-4);align-items:center}.modal-lg{max-width:100%;height:min(86vh,600px);display:flex;flex-direction:column;border-radius:var(--r-xl)}.modal-head{flex-shrink:0}.settings-layout{grid-template-columns:56px 1fr;grid-template-rows:1fr;height:auto;flex:1;min-height:0}.settings-nav{padding:var(--space-3) 8px;gap:6px}.settings-nav-btn{justify-content:center;padding:12px 0;gap:0}.settings-nav-btn span{display:none}.settings-panel{padding:var(--space-5)}}.canvas-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:80;background:#0a081a66;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}.canvas-panel{position:fixed;top:0;right:0;bottom:0;z-index:81;width:min(560px,100%);display:flex;flex-direction:column;background:var(--surface);border-left:1px solid var(--border);box-shadow:var(--shadow-lg)}.canvas-head{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--border)}.canvas-head-label{font-size:16px;font-weight:700;color:var(--text)}.canvas-status{font-size:12px;color:var(--text-3)}.canvas-head-actions{display:flex;align-items:center;gap:4px;margin-left:auto}.canvas-icon-btn{display:grid;place-items:center;width:34px;height:34px;border-radius:var(--r-sm);color:var(--text-2);transition:background var(--dur-fast),color var(--dur-fast)}.canvas-icon-btn:hover{background:var(--bg-2);color:var(--text)}.canvas-icon-btn.danger:hover{background:#e5484d1f;color:#e5484d}.canvas-export{position:relative}.canvas-export-menu{position:absolute;top:calc(100% + 8px);right:0;z-index:90;width:180px;padding:6px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);transform-origin:top right}.canvas-export-item{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:10px var(--space-3);border-radius:var(--r-sm);font-size:14px;font-weight:500;color:var(--text-2);text-align:left;transition:background var(--dur-fast),color var(--dur-fast)}.canvas-export-item:hover{background:color-mix(in srgb,var(--text) 7%,transparent);color:var(--text)}.canvas-export-item svg{color:inherit;flex-shrink:0}.canvas-list{flex:1;overflow-y:auto;padding:var(--space-4) var(--space-5);display:flex;flex-direction:column;gap:var(--space-3)}.canvas-new-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border-radius:var(--r-md);border:1px dashed var(--border-strong);color:var(--brand);font-size:14px;font-weight:600;transition:background var(--dur-fast),border-color var(--dur-fast)}.canvas-new-btn:hover{background:color-mix(in srgb,var(--brand) 8%,transparent);border-color:var(--brand)}.canvas-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--text-3);text-align:center;padding:var(--space-10) 0}.canvas-empty p{font-size:15px;font-weight:600;color:var(--text-2)}.canvas-empty span{font-size:13px}.canvas-card{position:relative;display:flex;align-items:stretch;border-radius:var(--r-md);border:1px solid var(--border);background:var(--surface-2);transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}.canvas-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-xs)}.canvas-card-main{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0;padding:13px 14px;text-align:left}.canvas-card-title{font-size:14.5px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.canvas-card-date{font-size:12px;color:var(--text-3)}.canvas-card-del{display:grid;place-items:center;width:40px;flex-shrink:0;color:var(--text-3);border-left:1px solid var(--border);transition:color var(--dur-fast),background var(--dur-fast)}.canvas-card-del:hover{color:#e5484d;background:#e5484d14}.canvas-editor{flex:1;display:flex;flex-direction:column;min-height:0;padding:var(--space-4) var(--space-5) var(--space-5)}.canvas-title{width:100%;padding:6px 0 10px;border:none;border-bottom:1px solid var(--border);background:none;font-size:19px;font-weight:700;color:var(--text);outline:none}.canvas-title::placeholder{color:var(--text-3)}.canvas-md{flex:1;width:100%;margin-top:var(--space-4);resize:none;border:none;outline:none;background:none;font-family:Courier New,ui-monospace,monospace;font-size:14px;line-height:1.7;color:var(--text)}.canvas-md::placeholder{color:var(--text-3)}.canvas-preview{flex:1;margin-top:var(--space-4);overflow-y:auto}.canvas-preview img{max-width:100%;height:auto;border-radius:var(--r-md);box-shadow:var(--shadow-sm);margin:var(--space-2) 0}@media(max-width:560px){.canvas-panel{width:100%}}@media(min-width:861px){.app.canvas-open .canvas-backdrop{display:none}.app.canvas-open .canvas-panel{position:relative;grid-column:3;top:auto;right:auto;bottom:auto;width:auto;height:100dvh;z-index:1;box-shadow:none}}.install-banner{position:fixed;top:calc(var(--space-4) + env(safe-area-inset-top));left:50%;transform:translate(-50%);z-index:300;display:flex;align-items:center;gap:var(--space-3);width:min(440px,calc(100vw - 24px));padding:12px 12px 12px 14px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg)}.install-banner-icon{width:38px;height:38px;object-fit:contain;flex-shrink:0}.install-banner-text{display:flex;flex-direction:column;gap:1px;min-width:0;flex:1}.install-banner-text strong{font-size:13.5px;font-weight:700;color:var(--text)}.install-banner-text span{font-size:11.5px;line-height:1.4;color:var(--text-3)}.install-banner-btn{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;padding:9px 14px;border-radius:var(--r-md);background:var(--brand);color:#fff;font-size:13px;font-weight:700;transition:background var(--dur-fast)}.install-banner-btn:hover{background:var(--brand-soft)}.install-banner-x{display:grid;place-items:center;width:28px;height:28px;flex-shrink:0;border-radius:var(--r-sm);color:var(--text-3);transition:background var(--dur-fast),color var(--dur-fast)}.install-banner-x:hover{background:var(--bg-2);color:var(--text)}@media(max-width:420px){.install-banner-text span{display:none}}