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0;font-size:var(--font-size-base);max-height:200px;overflow:auto}.selected-nodes-container{display:flex;gap:var(--space-sm);padding:var(--space-sm-plus) var(--space-sm-plus) 0 var(--space-sm-plus);flex-wrap:wrap;max-height:160px;overflow:hidden auto}.selected-node-thumbnail{position:relative;width:var(--thumbnail-size);height:var(--thumbnail-size);border-radius:var(--radius-sm);border:var(--border-width-thin) solid var(--color-border);background:var(--color-bg-secondary);flex-shrink:0}.selected-node-thumbnail.loading{animation:pulse 1.5s infinite;background:var(--color-bg-tertiary);overflow:hidden}.selected-node-thumbnail.error{display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);color:var(--color-text-secondary);font-size:var(--font-size-2xl);overflow:hidden}@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}.selected-node-thumbnail img{width:100%;height:100%;object-fit:cover;display:block;border-radius:var(--radius-sm)}.thumbnail-number{position:absolute;top:-5px;left:-5px;background:var(--selected-node-counter-bg);color:var(--selected-node-counter-text);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);width:var(--thumbnail-badge-size);height:var(--thumbnail-badge-size);display:flex;align-items:center;justify-content:center;border-radius:var(--radius-circle);box-shadow:var(--shadow-sm);z-index:var(--z-index-1);border:var(--border-width-thin) solid var(--color-border)}.thumbnail-remove{position:absolute;top:-5px;right:-5px;background:var(--selected-node-remove-bg);color:#fff;width:var(--thumbnail-remove-size);height:var(--thumbnail-remove-size);display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full);cursor:pointer;opacity:0;transform:scale(.8);transition:all .2s cubic-bezier(.175,.885,.32,1.275);font-size:var(--font-size-xs);z-index:var(--z-index-2);border:none;padding:0;box-shadow:var(--shadow-sm)}.selected-node-thumbnail:hover .thumbnail-remove,.selected-node-thumbnail:focus-within .thumbnail-remove{opacity:1;transform:scale(1)}@media (hover: none){.thumbnail-remove{opacity:1;background:var(--selected-node-remove-touch-bg)}}.thumbnail-remove:hover{background:var(--selected-node-remove-hover-bg);color:#fff;transform:scale(1.1)}.thumbnail-remove:focus-visible{opacity:1;outline:var(--border-width-medium) solid var(--color-primary);outline-offset:var(--focus-ring-offset)}.thread{width:100%;height:100%;display:flex;flex-direction:column;position:relative;background:var(--color-bg-tertiary)}.thread-header{position:sticky;top:var(--space-sm);left:var(--space-sm);right:var(--space-sm);padding:var(--space-xs-plus) var(--space-sm-plus);background:transparent;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;height:2.5rem;z-index:var(--z-index-sticky);border:none;pointer-events:none}.thread-header h2{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0;text-shadow:0 1px 2px var(--thread-header-text-shadow);line-height:1}.thread-header-actions{display:flex;gap:var(--space-xs);pointer-events:auto}.new-chat-button,.bug-report-button{width:var(--icon-button-size);height:var(--icon-button-size);border:var(--border-width-thin) solid var(--color-border);background:var(--color-bg);border-radius:var(--message-radius);cursor:pointer;font-size:var(--font-size-xl);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.new-chat-button:hover:not(:disabled),.bug-report-button:hover{background:var(--color-bg-secondary);border-color:var(--color-primary);transform:scale(1.05)}.new-chat-button:disabled{opacity:.5;cursor:not-allowed}.thread-messages{flex:1;padding:var(--space-lg);overflow-y:auto;display:flex;flex-direction:column;gap:var(--space-md)}.thread-placeholder{color:var(--color-text-secondary);font-size:var(--font-size-sm-plus);text-align:center;margin:auto}.thread-message{display:flex;flex-direction:column;gap:var(--space-xs);padding:var(--space-md);border-radius:var(--message-radius);max-width:70%;animation:fade-in .3s ease}@keyframes 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var(--color-border);background:var(--color-bg);border-radius:var(--message-radius);cursor:pointer;font-size:var(--font-size-lg);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.thread-upload-button:hover:not(:disabled){background:var(--color-bg-secondary);border-color:var(--color-primary)}.thread-upload-button:disabled{opacity:.5;cursor:not-allowed}.thread-input-grouped{flex:1;display:flex;flex-direction:column;border:var(--border-width-thin) solid var(--color-border);border-radius:var(--message-radius);background:var(--color-bg);transition:border-color var(--transition);overflow:hidden}.thread-input-grouped:focus-within{border-color:var(--color-primary);box-shadow:var(--shadow-soft)}.thread-input-field{flex:1;padding:var(--space-sm);font-size:var(--font-size-base);outline:none;font-family:inherit;resize:vertical;min-height:40px;max-height:120px;background:transparent;border:none;width:100%}.thread-input-grouped .thread-input-field{border:none;border-radius:0;box-shadow:none}.thread-send-button{padding:var(--space-sm) var(--space-lg);border:var(--border-width-thin) solid var(--color-primary);background:var(--color-primary);color:#fff;border-radius:var(--message-radius);font-size:var(--font-size-lg);cursor:pointer;transition:all var(--transition);height:auto}.thread-send-button:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.thread-send-button:disabled{opacity:.5;cursor:not-allowed}.message-image{margin-top:var(--space-sm)}.message-image img{max-width:100%;max-height:300px;border-radius:var(--message-radius);border:var(--border-width-thin) solid var(--color-border);transition:transform var(--transition)}.message-image img:hover{transform:scale(1.02);box-shadow:var(--shadow-soft)}.drop-overlay{position:absolute;inset:0;background:var(--thread-drop-overlay);display:flex;align-items:center;justify-content:center;z-index:var(--z-index-overlay);pointer-events:none}.drop-message{color:var(--color-text);font-size:var(--font-size-3xl);font-weight:var(--font-weight-normal);text-align:center;animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.preview-modal{position:fixed;inset:0;background:var(--thread-preview-modal-bg);display:flex;align-items:center;justify-content:center;z-index:var(--z-index-modal);animation:fadeIn .2s ease}.preview-content{background:var(--color-bg);border-radius:var(--message-radius);padding:var(--space-lg);max-width:600px;width:90%;max-height:80vh;display:flex;flex-direction:column;gap:var(--space-md)}.preview-content h3{margin:0;font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text)}.preview-image-container{display:flex;justify-content:center;align-items:center;min-height:200px;max-height:400px;overflow:hidden;border:var(--border-width-thin) solid var(--color-border);border-radius:var(--message-radius);background:var(--color-bg-secondary)}.preview-image-container img{max-width:100%;max-height:100%;object-fit:contain}.preview-filename{font-size:var(--font-size-base);color:var(--color-text-secondary);text-align:center;padding:var(--space-xs);background:var(--color-bg-secondary);border-radius:var(--message-radius);word-break:break-all}.preview-actions{display:flex;gap:var(--space-sm);justify-content:flex-end}.preview-cancel,.preview-upload{padding:var(--space-sm) var(--space-lg);border-radius:var(--message-radius);font-size:var(--font-size-base);cursor:pointer;transition:all var(--transition);border:none;font-weight:var(--font-weight-medium)}.preview-cancel{background:var(--color-bg-secondary);color:var(--color-text-secondary)}.preview-cancel:hover{background:var(--color-border)}.preview-upload{background:var(--color-primary);color:#fff}.preview-upload:hover:not(:disabled){background:var(--color-primary-hover)}.preview-upload:disabled{opacity:.5;cursor:not-allowed}.streaming-indicator,.streaming-cursor{display:inline-block;color:var(--color-text);animation:blink 1s infinite;font-weight:var(--font-weight-normal);margin-left:var(--space-xs)}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.message-tools{margin-top:var(--space-sm);display:flex;flex-wrap:wrap;gap:var(--space-sm)}.tool-indicator{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-sm);background:var(--color-bg-secondary);border:var(--border-width-thin) solid var(--color-border);border-radius:var(--message-radius);font-size:var(--font-size-sm);color:var(--color-primary)}.bug-report-content{gap:var(--space-md);padding:var(--space-lg)}.bug-report-form{display:flex;flex-direction:column;gap:var(--space-sm)}.bug-report-field{display:flex;flex-direction:column;gap:var(--space-xs)}.bug-report-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary)}.bug-report-input{width:100%;border-radius:var(--message-radius);border:var(--border-width-thin) solid var(--color-border);padding:var(--space-sm);font-size:var(--font-size-base);font-family:inherit;transition:border-color var(--transition),box-shadow var(--transition)}.bug-report-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 var(--focus-ring-width) var(--bug-report-focus-ring);outline:none}.bug-report-input:disabled{background:var(--color-bg-secondary);cursor:not-allowed}.bug-report-textarea{width:100%;min-height:140px;border-radius:var(--message-radius);border:var(--border-width-thin) solid var(--color-border);padding:var(--space-sm);font-size:var(--font-size-base);font-family:inherit;resize:vertical;transition:border-color var(--transition),box-shadow var(--transition)}.bug-report-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 var(--focus-ring-width) var(--bug-report-focus-ring);outline:none}.bug-report-textarea:disabled{background:var(--color-bg-secondary);cursor:not-allowed}.bug-report-error{color:var(--bug-report-error-text);font-size:var(--font-size-sm)}.bug-report-radio-group{display:flex;flex-wrap:wrap;gap:var(--space-sm)}.bug-report-radio-option{display:inline-flex;align-items:center;gap:var(--space-xs);font-size:var(--font-size-base)}.landing-container{position:relative;min-height:100vh;width:100%;display:flex;align-items:center;justify-content:center;background-color:var(--landing-bg);overflow:hidden}.landing-grain-overlay{position:absolute;inset:0;opacity:.015;pointer-events:none;mix-blend-mode:multiply}.landing-grain-texture{position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='a'%3E%3CfeTurbulence baseFrequency='.75' stitchTiles='stitch' type='fractalNoise'/%3E%3CfeColorMatrix type='saturate' 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var(--landing-border);background-color:transparent;transition:all .2s;cursor:pointer}.landing-cta-button:hover{background-color:var(--landing-button-hover-bg);color:var(--landing-button-hover-text);border-color:var(--landing-button-hover-bg)}.landing-corner-accent-vertical{position:absolute;top:0;right:0;width:var(--border-width-thin);height:6rem;background:linear-gradient(to bottom,var(--landing-accent),transparent)}.landing-corner-accent-horizontal{position:absolute;top:0;right:0;width:6rem;height:var(--border-width-thin);background:linear-gradient(to left,var(--landing-accent),transparent)}.auth-page{min-height:100vh;background:var(--color-bg);display:flex;align-items:center;justify-content:center;padding:var(--space-xl)}.auth-container{background:transparent;border-radius:0;padding:0;width:100%;max-width:520px}.waitlist-success{background:var(--color-bg);border-radius:var(--radius-lg);padding:1.75rem;text-align:center;max-width:420px;margin:0 auto}.waitlist-success h2,.waitlist-success h3{margin-bottom:var(--space-sm-plus)}.waitlist-success p{margin:0;color:var(--auth-body-text);line-height:1.5}:root{--font-family-sans: -apple-system, BlinkMacSystemFont, "Poppins", system-ui;--font-family-serif: "DM Serif Display", Georgia, serif;--space-xxs: .125rem;--space-xs: .25rem;--space-xs-plus: .375rem;--space-sm: .5rem;--space-sm-plus: .75rem;--space-md: 1rem;--space-md-plus: 1.25rem;--space-lg: 1.5rem;--space-xl: 2rem;--color-primary: #444;--color-primary-hover: #282828;--color-primary-disabled: #ccc;--color-active: #0b6a2b;--color-active-bg: #e6f4ea;--color-error: #991b1b;--color-error-bg: #fef2f2;--color-secondary: #777;--color-secondary-hover: #555;--color-text: #282828;--color-text-secondary: #444;--color-border: #bbb;--color-bg: #fcfcfc;--color-bg-secondary: #f0f0f0;--color-bg-tertiary: #f9f9f9;--color-bg-dark: #3D3D3D;--font-size-xxs: .5rem;--font-size-xs: .625rem;--font-size-xs-plus: .6875rem;--font-size-sm: .75rem;--font-size-sm-plus: 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#171717;--landing-button-hover-text: #fafafa;--landing-accent: #d4d4d4;--auth-body-text: #4a4a4a}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden}body{font-family:var(--font-family-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--color-text);background-color:var(--color-bg)}.app{width:100%;height:100%;display:flex;flex-direction:column}