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var(--fp-ease)}.fp-switch.is-on{background:var(--fp-primary)}.fp-switch.is-on i{transform:translate(18px)}.fp-slider{display:flex;flex-direction:column;gap:var(--fp-space-2);font-size:var(--fp-text-md);font-weight:500}.fp-slider input[type=range]{--fp-slider-fill: 50%;appearance:none;width:100%;height:var(--fp-control);margin:0;background:transparent;cursor:pointer}.fp-slider input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:var(--fp-radius-full);background:linear-gradient(to right,var(--fp-primary) 0 var(--fp-slider-fill),var(--fp-line-strong) var(--fp-slider-fill) 100%)}.fp-slider input[type=range]::-moz-range-track{height:6px;border-radius:var(--fp-radius-full);background:var(--fp-line-strong)}.fp-slider input[type=range]::-moz-range-progress{height:6px;border-radius:var(--fp-radius-full);background:var(--fp-primary)}.fp-slider input[type=range]::-webkit-slider-thumb{appearance:none;width:20px;height:20px;margin-top:-7px;border:2px solid var(--fp-primary);border-radius:50%;background:var(--fp-surface);box-shadow:0 1px 4px #20212433;transition:transform var(--fp-motion) var(--fp-ease),box-shadow var(--fp-motion) var(--fp-ease)}.fp-slider input[type=range]::-moz-range-thumb{width:16px;height:16px;border:2px solid var(--fp-primary);border-radius:50%;background:var(--fp-surface);box-shadow:0 1px 4px #20212433}.fp-slider input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.1)}.fp-slider input[type=range]:focus-visible{outline:none}.fp-slider input[type=range]:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 6px var(--fp-primary-soft)}.fp-slider input[type=range]:focus-visible::-moz-range-thumb{box-shadow:0 0 0 6px var(--fp-primary-soft)}:where([class^=fp-],[class*=" fp-"],[class^=fp-] *,[class*=" fp-"] *) input[type=color]{width:44px;height:var(--fp-control-sm);padding:3px;border:1px solid var(--fp-line-strong);border-radius:var(--fp-radius-sm);background:var(--fp-surface);cursor:pointer}:where([class^=fp-],[class*=" fp-"],[class^=fp-] *,[class*=" fp-"] *) input[type=color]::-webkit-color-swatch-wrapper{padding:0}:where([class^=fp-],[class*=" fp-"],[class^=fp-] *,[class*=" fp-"] *) input[type=color]::-webkit-color-swatch{border:0;border-radius:4px}.fp-badge{display:inline-flex;align-items:center;gap:var(--fp-space-1);min-height:22px;padding:1px 9px;border-radius:var(--fp-radius-full);font-size:var(--fp-text-2xs);font-weight:600;line-height:1.4;white-space:nowrap}.fp-tone-neutral{background:var(--fp-surface-muted);color:var(--fp-muted)}.fp-tone-accent{background:var(--fp-primary-soft);color:var(--fp-primary-ink)}.fp-tone-success{background:var(--fp-success-soft);color:var(--fp-success)}.fp-tone-warning{background:var(--fp-warning-soft);color:var(--fp-warning)}.fp-tone-error{background:var(--fp-error-soft);color:var(--fp-error)}.fp-chip{display:inline-flex;align-items:stretch;border:1px solid var(--fp-line-strong);border-radius:var(--fp-radius-full);overflow:hidden;background:var(--fp-surface);transition:background-color var(--fp-motion) var(--fp-ease),border-color var(--fp-motion) var(--fp-ease)}.fp-chip button{min-height:32px;padding:0 var(--fp-space-3);border:0;background:transparent;font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-muted);cursor:pointer;transition:color var(--fp-motion) var(--fp-ease)}.fp-chip button:focus-visible{outline:2px solid var(--fp-primary);outline-offset:-2px}.fp-chip:hover:not(.is-selected){background:var(--fp-surface-muted);border-color:var(--fp-muted)}.fp-chip.is-selected{background:var(--fp-primary-soft);border-color:var(--fp-primary)}.fp-chip.is-selected button{color:var(--fp-primary-ink);font-weight:600}.fp-avatar{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;overflow:hidden;background:var(--fp-primary-soft);color:var(--fp-primary-ink);font-size:var(--fp-text-sm);font-weight:600;flex-shrink:0}.fp-avatar img{width:100%;height:100%;object-fit:cover}.fp-avatar-group{display:flex}.fp-avatar-group .fp-avatar{border:2px solid var(--fp-surface);margin-left:-8px}.fp-avatar-group .fp-avatar:first-child{margin-left:0}.fp-divider{border:0;border-top:1px solid var(--fp-line);margin:var(--fp-space-6) 0}.fp-card{background:var(--fp-surface);border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);padding:var(--fp-space-7);transition:border-color var(--fp-motion) var(--fp-ease)}.fp-alert{display:flex;gap:var(--fp-space-3);padding:var(--fp-space-4);border-radius:var(--fp-radius-md);font-size:var(--fp-text-md);line-height:var(--fp-leading-snug)}.fp-alert-dot{width:8px;height:8px;margin-top:7px;border-radius:50%;background:currentColor;flex-shrink:0}.fp-alert strong{display:block;font-weight:600}.fp-alert p{margin:var(--fp-space-1) 0 0;font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-spinner{display:inline-block;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:fp-spin .65s linear infinite}@keyframes fp-spin{to{transform:rotate(360deg)}}.fp-skeleton{border-radius:var(--fp-radius-sm);background:linear-gradient(90deg,var(--fp-surface-muted) 25%,var(--fp-surface-sunken) 37%,var(--fp-surface-muted) 63%);background-size:400% 100%;animation:fp-shimmer 1.4s ease infinite}@keyframes fp-shimmer{0%{background-position:100% 50%}to{background-position:0 50%}}.fp-progress-wrap{display:grid;gap:var(--fp-space-2);font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-progress{height:6px;border-radius:var(--fp-radius-full);background:var(--fp-surface-muted);overflow:hidden}.fp-progress>i{display:block;height:100%;border-radius:inherit;background:var(--fp-primary);transition:width var(--fp-motion-enter) var(--fp-ease)}.fp-meter{display:grid;gap:var(--fp-space-1);font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-meter meter{width:100%;height:8px;accent-color:var(--fp-primary)}.fp-tabs{position:relative;display:flex;gap:var(--fp-space-1);border-bottom:1px solid var(--fp-line)}.fp-tabs button{position:relative;min-height:var(--fp-control);padding:0 var(--fp-space-3);border:0;background:none;font-family:inherit;font-size:var(--fp-text-md);color:var(--fp-muted);cursor:pointer;transition:color var(--fp-motion) var(--fp-ease)}.fp-tabs button:hover{color:var(--fp-ink)}.fp-tabs button[aria-selected=true]{color:var(--fp-primary-ink);font-weight:600}.fp-tabs button:focus-visible{outline:2px solid var(--fp-primary);outline-offset:-2px;border-radius:var(--fp-radius-sm) var(--fp-radius-sm) 0 0}.fp-tab-indicator{position:absolute;bottom:-1px;left:0;height:2px;border-radius:2px 2px 0 0;background:var(--fp-primary);transition:transform var(--fp-motion-enter) var(--fp-ease),width var(--fp-motion-enter) var(--fp-ease)}.fp-segmented{display:inline-flex;padding:3px;border-radius:var(--fp-radius-sm);background:var(--fp-surface-muted)}.fp-segmented .fp-tabs{border:0;gap:2px}.fp-segmented .fp-tabs button{min-height:34px;border-radius:4px}.fp-segmented .fp-tabs button[aria-selected=true]{background:var(--fp-surface);box-shadow:var(--fp-shadow)}.fp-segmented .fp-tab-indicator{display:none}.fp-navigation{display:flex;flex-direction:column;gap:2px}.fp-navigation button{display:flex;align-items:center;gap:var(--fp-space-3);min-height:var(--fp-control);padding:0 var(--fp-space-3);border:0;border-radius:var(--fp-radius-sm);background:none;font-family:inherit;font-size:var(--fp-text-md);color:var(--fp-muted);text-align:left;cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease),color var(--fp-motion) var(--fp-ease)}.fp-navigation button:hover{background:var(--fp-surface-muted);color:var(--fp-ink)}.fp-navigation button[aria-current=page]{background:var(--fp-primary-soft);color:var(--fp-primary-ink);font-weight:600}.fp-navigation button:focus-visible{outline:2px solid var(--fp-primary);outline-offset:2px}.fp-breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:var(--fp-space-2);font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-breadcrumbs a{color:var(--fp-muted);text-decoration:none}.fp-breadcrumbs a:hover{color:var(--fp-primary-ink);text-decoration:underline}.fp-breadcrumbs [aria-current]{color:var(--fp-ink)}.fp-steps{display:flex;flex-wrap:wrap;gap:var(--fp-space-4);margin:0;padding:0;list-style:none;font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-steps li{display:flex;align-items:center;gap:var(--fp-space-2)}.fp-steps li>span{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border:1px solid var(--fp-line-strong);border-radius:50%;font-size:var(--fp-text-xs);font-weight:600}.fp-steps li.is-active{color:var(--fp-ink)}.fp-steps li.is-active>span{background:var(--fp-primary);border-color:var(--fp-primary);color:var(--fp-on-primary)}.fp-accordion{border-top:1px solid var(--fp-line)}.fp-accordion details{border-bottom:1px solid var(--fp-line)}.fp-accordion summary{display:flex;align-items:center;justify-content:space-between;min-height:var(--fp-control-lg);padding:var(--fp-space-3) 0;font-size:var(--fp-text-md);font-weight:500;list-style:none;cursor:pointer}.fp-accordion summary::-webkit-details-marker{display:none}.fp-accordion summary>span{color:var(--fp-muted);transition:transform var(--fp-motion) var(--fp-ease)}.fp-accordion details[open] summary>span{transform:rotate(45deg)}.fp-accordion details>div{padding:0 0 var(--fp-space-4);font-size:var(--fp-text-md);line-height:var(--fp-leading-normal);color:var(--fp-muted)}.fp-accordion summary:focus-visible{outline:2px solid var(--fp-primary);outline-offset:2px}.fp-tooltip-bubble{position:fixed;z-index:12000;pointer-events:none;width:max-content;max-width:min(320px,calc(100vw - 16px));box-sizing:border-box;padding:7px 10px;border-radius:var(--fp-radius-sm);background:var(--fp-ink);color:var(--fp-surface);font-size:var(--fp-text-xs);line-height:1.5;overflow-wrap:anywhere;box-shadow:0 3px 12px #0002;animation:fp-hint-in 80ms ease-out}@keyframes fp-hint-in{0%{opacity:0}to{opacity:1}}@media(prefers-reduced-motion:reduce){.fp-tooltip-bubble{animation:none}}.fp-action-toolbar{position:relative;display:flex;align-items:center;justify-content:flex-end;flex:1 1 0;min-width:32px;gap:4px;box-sizing:border-box}.fp-action-toolbar>button,.fp-action-measure>button,.fp-action-toolbar>.fp-dropdown>.fp-popup-trigger{display:inline-flex;align-items:center;justify-content:center;flex:none;width:32px;min-width:32px;height:32px;min-height:32px;padding:0;border:0;border-radius:var(--fp-radius-sm);background:transparent;color:var(--fp-ink);cursor:pointer}.fp-action-toolbar>button:hover{background:var(--fp-surface-muted)}.fp-action-toolbar [data-danger],.fp-action-menu [data-danger]{color:var(--fp-danger,var(--fp-error))}.fp-action-toolbar button:disabled{opacity:.45;cursor:default}.fp-action-measure{display:flex;position:absolute;top:0;left:0;width:max-content;visibility:hidden;pointer-events:none;gap:4px}.fp-action-menu{display:grid;min-width:200px;padding:4px;gap:2px}.fp-action-menu>button{display:flex;align-items:center;gap:10px;padding:9px 12px;border:0;border-radius:var(--fp-radius-sm);background:transparent;color:var(--fp-ink);font:inherit;text-align:left;cursor:pointer}.fp-action-menu>button:hover{background:var(--fp-surface-muted)}@media(pointer:coarse){.fp-action-toolbar>button,.fp-action-measure>button,.fp-action-toolbar>.fp-dropdown>.fp-popup-trigger{width:44px;min-width:44px;height:44px;min-height:44px}.fp-action-menu>button{min-height:44px}}.fp-tree{display:grid;gap:2px;font-size:var(--fp-text-md)}.fp-tree>div{min-width:0}.fp-tree-branch{white-space:nowrap}.fp-tree-leaf{overflow-wrap:anywhere}.fp-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:var(--fp-space-1);padding:var(--fp-space-1);border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface)}.fp-dropdown{position:relative;display:inline-flex}.fp-popup-trigger{display:inline-flex;align-items:center;gap:var(--fp-space-2);min-height:var(--fp-control);padding:0 var(--fp-space-4);border:1px solid var(--fp-line-strong);border-radius:var(--fp-radius-sm);background:var(--fp-surface);color:var(--fp-ink);font-family:var(--fp-font);font-size:var(--fp-text-md);font-weight:500;white-space:nowrap;cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease),border-color var(--fp-motion) var(--fp-ease)}.fp-popup-trigger:hover{background:var(--fp-surface-muted);border-color:var(--fp-muted)}.fp-popup-trigger[aria-expanded=true]{border-color:var(--fp-primary);box-shadow:var(--fp-ring)}.fp-popup-trigger>svg{color:var(--fp-muted);transition:transform var(--fp-motion) var(--fp-ease)}.fp-popup-trigger[aria-expanded=true]>svg{transform:rotate(180deg)}.fp-popup-trigger.fp-popup-icon{width:var(--fp-control);padding:0;justify-content:center;border-color:transparent;background:transparent}.fp-popup-trigger.fp-popup-icon:hover{background:var(--fp-surface-muted)}.fp-popup-panel{z-index:60;min-width:200px;padding:var(--fp-space-1);border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface);box-shadow:var(--fp-shadow-lg);font-family:var(--fp-font);animation:fp-popup-in var(--fp-motion-enter) var(--fp-ease)}@keyframes fp-popup-in{0%{opacity:0;transform:translateY(-4px)}}.fp-popup-menu{display:grid;gap:1px}.fp-popup-menu button{display:flex;align-items:center;width:100%;min-height:44px;padding:4px 6px 4px var(--fp-space-3);border:0;border-radius:4px;background:none;font-family:inherit;font-size:var(--fp-text-md);color:var(--fp-ink);text-align:left;cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease)}.fp-popup-menu button:hover,.fp-popup-menu button:focus-visible{background:var(--fp-surface-muted);outline:none}.fp-popup-menu button.fp-error-text{color:var(--fp-error)}.fp-popup-menu button.fp-error-text:hover{background:var(--fp-error-soft)}.fp-popover-content{max-width:320px;padding:var(--fp-space-4);display:grid;gap:var(--fp-space-2);font-size:var(--fp-text-md);line-height:var(--fp-leading-normal)}.fp-popover-content p{margin:0}.fp-dialog{width:min(520px,calc(100vw - 32px));max-height:min(80vh,720px);margin:auto;padding:0;border:1px solid var(--fp-line);border-radius:var(--fp-radius-lg);background:var(--fp-surface);color:var(--fp-ink);box-shadow:var(--fp-shadow-lg);font-family:var(--fp-font)}.fp-dialog::backdrop{background:#14151773;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.fp-dialog[open]{display:flex;flex-direction:column;overflow:hidden;animation:fp-dialog-in var(--fp-motion-enter) var(--fp-ease)}@keyframes fp-dialog-in{0%{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}.fp-dialog>header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:var(--fp-space-4);padding:var(--fp-space-4) var(--fp-space-5);border-bottom:1px solid var(--fp-line)}.fp-dialog>header h2{margin:0;font-size:var(--fp-text-lg);font-weight:600;letter-spacing:-.01em}.fp-dialog-body{min-height:0;padding:var(--fp-space-5);font-size:var(--fp-text-md);line-height:var(--fp-leading-normal);overflow:auto}.fp-dialog-body p{margin:0 0 var(--fp-space-3)}.fp-dialog>footer{flex-shrink:0;display:flex;justify-content:flex-end;gap:var(--fp-space-2);padding:var(--fp-space-4) var(--fp-space-5);border-top:1px solid var(--fp-line)}.fp-drawer{width:min(400px,calc(100vw - 48px));height:100dvh;max-height:100dvh;margin:0 0 0 auto;border-radius:0;border-width:0 0 0 1px}.fp-drawer[open]{animation:fp-drawer-in var(--fp-motion-enter) var(--fp-ease)}@keyframes fp-drawer-in{0%{transform:translate(24px);opacity:0}to{transform:none;opacity:1}}.fp-toast{position:fixed;bottom:var(--fp-space-6);left:50%;z-index:100;display:flex;align-items:center;gap:var(--fp-space-3);padding:var(--fp-space-3) var(--fp-space-4);border-radius:var(--fp-radius-md);background:var(--fp-ink);color:var(--fp-surface);font-size:var(--fp-text-md);box-shadow:var(--fp-shadow-lg);transform:translate(-50%);animation:fp-toast-in var(--fp-motion-enter) var(--fp-ease)}.fp-toast>.fp-icon-button{color:inherit;width:28px;min-height:28px}@keyframes fp-toast-in{0%{opacity:0;transform:translate(-50%,8px)}}.fp-banner{display:flex;align-items:center;justify-content:space-between;gap:var(--fp-space-4);padding:var(--fp-space-3) var(--fp-space-4);border-radius:var(--fp-radius-md);background:var(--fp-primary-soft);color:var(--fp-primary-ink);font-size:var(--fp-text-md)}.fp-command-results{display:grid;gap:2px;margin-top:var(--fp-space-3);max-height:320px;overflow:auto}.fp-command-results button{display:flex;align-items:center;justify-content:space-between;min-height:var(--fp-control);padding:0 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p{max-width:42ch;margin:0;font-size:var(--fp-text-md);line-height:var(--fp-leading-normal);color:var(--fp-muted)}.fp-table-scroll{overflow:auto;border:1px solid var(--fp-line);border-radius:var(--fp-radius-md)}.fp-table{width:100%;border-collapse:collapse;font-size:var(--fp-text-md);background:var(--fp-surface)}.fp-table caption{padding:var(--fp-space-3) var(--fp-space-4);text-align:left;font-size:var(--fp-text-sm);color:var(--fp-muted);border-bottom:1px solid var(--fp-line)}.fp-table th,.fp-table td{padding:var(--fp-space-4);text-align:left;border-bottom:1px solid var(--fp-line);vertical-align:top}.fp-table th{font-size:var(--fp-text-sm);font-weight:600;color:var(--fp-muted);background:var(--fp-surface-muted)}.fp-table tbody tr:last-child td{border-bottom:0}.fp-table tbody tr:hover{background:var(--fp-surface-muted)}.fp-descriptions{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--fp-space-4) var(--fp-space-6);margin:0}.fp-descriptions 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var(--fp-primary);outline-offset:1px}.fp-resizable{display:grid;min-height:200px;border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);overflow:hidden;background:var(--fp-surface)}.fp-resizable>div:nth-child(2){background:var(--fp-line);cursor:col-resize;transition:background-color var(--fp-motion) var(--fp-ease)}.fp-resizable>div:nth-child(2):hover,.fp-resizable>div:nth-child(2):focus-visible{background:var(--fp-primary);outline:none}.fp-resizable>div:first-child,.fp-resizable>div:last-child{padding:var(--fp-space-4);min-width:0;overflow:auto}.fp-page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--fp-space-6);flex-wrap:wrap}.fp-page-header h1{margin:var(--fp-space-2) 0 0;font-size:var(--fp-text-3xl);font-weight:600;line-height:var(--fp-leading-tight);letter-spacing:-.03em}.fp-page-header p{max-width:62ch;margin:var(--fp-space-3) 0 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var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface)}.fp-chat-quote{display:flex;align-items:center;justify-content:space-between;gap:var(--fp-space-2);padding:var(--fp-space-2);border-left:3px solid var(--fp-primary);border-radius:var(--fp-radius-sm);background:var(--fp-surface-muted);font-size:var(--fp-text-xs);color:var(--fp-muted)}.fp-chat-attachments{display:flex;flex-wrap:wrap;gap:var(--fp-space-2)}.fp-chat-attachment{display:flex;align-items:center;gap:6px;padding:4px var(--fp-space-2);border:1px solid var(--fp-line);border-radius:var(--fp-radius-sm);background:var(--fp-surface-muted);font-size:var(--fp-text-xs)}.fp-chat-composer-main{display:flex;align-items:flex-end;gap:var(--fp-space-2)}.fp-chat-composer-input{flex:1;min-height:var(--fp-control);max-height:150px;padding:var(--fp-space-2) var(--fp-space-3);border:1px solid var(--fp-line-strong);border-radius:var(--fp-radius-sm);background:var(--fp-surface);color:var(--fp-ink);font-family:inherit;font-size:var(--fp-text-md);line-height:var(--fp-leading-normal);resize:none;overflow-y:auto;transition:border-color var(--fp-motion) var(--fp-ease),box-shadow var(--fp-motion) var(--fp-ease)}.fp-chat-composer-input:focus-visible{outline:none;border-color:var(--fp-primary);box-shadow:var(--fp-ring)}.fp-chat-composer-input:disabled{opacity:.5;cursor:not-allowed}.fp-chat-composer-actions{display:flex;align-items:center;gap:4px}.fp-chat-composer-send{min-width:var(--fp-control);padding:0 var(--fp-space-3)}.fp-spinner{animation:fp-spin 1s linear infinite}@keyframes fp-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.fp-message-list-container{position:relative;display:flex;flex-direction:column;height:100%}.fp-message-list{flex:1;overflow-y:auto;overflow-x:hidden}.fp-message-bubble{display:flex;flex-direction:column;gap:4px;max-width:720px;margin:0 0 var(--fp-space-4);padding:var(--fp-space-3) var(--fp-space-4);border-radius:var(--fp-radius-md)}.fp-message-user{margin-left:auto;background:var(--fp-primary-soft);color:var(--fp-primary-ink)}.fp-message-assistant{background:var(--fp-surface-muted);color:var(--fp-ink)}.fp-message-system{margin:0 auto;background:var(--fp-info-soft);color:var(--fp-muted);font-size:var(--fp-text-sm);text-align:center}.fp-message-content{line-height:var(--fp-leading-normal);word-wrap:break-word}.fp-message-time{font-size:var(--fp-text-xs);color:var(--fp-faint)}.fp-message-error{display:flex;align-items:center;justify-content:space-between;gap:var(--fp-space-2);padding:var(--fp-space-3);border:1px solid var(--fp-error);border-radius:var(--fp-radius-md);background:var(--fp-error-soft);color:var(--fp-error);font-size:var(--fp-text-sm)}.fp-message-loading{padding:var(--fp-space-3);text-align:center;font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-collapse-transition{will-change:height}.fp-trace{border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface);overflow:hidden}.fp-trace-head{display:flex;align-items:center;gap:var(--fp-space-2);width:100%;min-height:var(--fp-control);padding:0 var(--fp-space-3);border:0;background:var(--fp-surface-muted);font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-ink);text-align:left;cursor:pointer}.fp-trace-head:hover{background:var(--fp-surface-sunken)}.fp-trace-head:focus-visible{outline:2px solid var(--fp-primary);outline-offset:-2px}.fp-trace-chevron{flex-shrink:0;color:var(--fp-muted);transition:transform var(--fp-motion) var(--fp-ease)}.fp-trace-head[aria-expanded=true] .fp-trace-chevron{transform:rotate(90deg)}.fp-trace-summary{margin-left:auto;font-size:var(--fp-text-xs);color:var(--fp-muted);font-variant-numeric:tabular-nums}.fp-trace-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--fp-motion-enter) var(--fp-ease)}.fp-trace-body[data-open]{grid-template-rows:1fr}.fp-trace-body>.fp-trace-steps{min-height:0;overflow:hidden}.fp-trace-steps{display:grid;gap:0;margin:0;padding:var(--fp-space-2) 0;list-style:none}.fp-trace-steps>li{display:flex;gap:var(--fp-space-3);padding:var(--fp-space-2) var(--fp-space-4)}.fp-trace-icon{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;flex-shrink:0;margin-top:1px;border-radius:50%;color:var(--fp-faint);background:var(--fp-surface-muted)}.fp-trace-steps>li[data-status=running] .fp-trace-icon{color:var(--fp-primary);background:var(--fp-primary-soft)}.fp-trace-steps>li[data-status=done] .fp-trace-icon{color:var(--fp-success);background:var(--fp-success-soft)}.fp-trace-steps>li[data-status=error] 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.fp-flip-stage{transform:rotateY(180deg)}.fp-flip-stage:focus-visible{outline:2px solid var(--fp-primary);outline-offset:3px;border-radius:var(--fp-radius-lg)}.fp-flip-face{position:absolute;inset:0;display:flex;flex-direction:column;gap:var(--fp-space-2);padding:var(--fp-space-5);border:1px solid var(--fp-line);border-radius:var(--fp-radius-lg);background:var(--fp-surface);box-shadow:var(--fp-shadow);backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:auto}.fp-flip-back{transform:rotateY(180deg);background:var(--fp-primary-soft)}.fp-flip-label{font-size:var(--fp-text-2xs);font-weight:600;letter-spacing:.06em;color:var(--fp-muted)}.fp-flip-back .fp-flip-label{color:var(--fp-primary-ink)}.fp-flip-content{flex:1;font-size:var(--fp-text-base);line-height:var(--fp-leading-normal);color:var(--fp-ink)}.fp-flip-explanation{margin:0;padding-top:var(--fp-space-2);border-top:1px solid var(--fp-line);font-size:var(--fp-text-sm);color:var(--fp-muted)}.fp-flip-hint{font-size:var(--fp-text-xs);color:var(--fp-faint)}@media(prefers-reduced-motion:reduce){.fp-flip-stage{transition:none}}.fp-selection-toolbar{position:fixed;z-index:120;display:flex;align-items:center;gap:2px;padding:4px;border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface);box-shadow:var(--fp-shadow-lg);animation:fp-toolbar-in .16s var(--fp-ease)}@keyframes fp-toolbar-in{0%{opacity:0;transform:translateY(4px) scale(.98)}}.fp-selection-preview{max-width:160px;padding:0 8px;font-size:var(--fp-text-xs);color:var(--fp-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-right:1px solid var(--fp-line)}.fp-selection-action{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:0 10px;border:0;border-radius:var(--fp-radius-sm);background:none;font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-ink);white-space:nowrap;cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease)}.fp-selection-action:hover{background:var(--fp-surface-muted)}.fp-selection-action:focus-visible{outline:2px solid var(--fp-primary);outline-offset:-2px}.fp-selection-action[data-danger]{color:var(--fp-error)}.fp-selection-action[data-danger]:hover{background:var(--fp-error-soft)}.fp-sync-status{position:fixed;bottom:16px;left:16px;z-index:110;display:flex;gap:10px;max-width:380px;padding:14px 16px;border:1px solid var(--fp-line);border-radius:var(--fp-radius-lg);background:var(--fp-surface);box-shadow:var(--fp-shadow-lg);font-size:var(--fp-text-sm);animation:fp-sync-in var(--fp-motion-enter) var(--fp-ease)}@keyframes fp-sync-in{0%{opacity:0;transform:translateY(8px)}}.fp-sync-status[data-conflict]{border-color:var(--fp-warning)}.fp-sync-icon{flex-shrink:0;color:var(--fp-primary);margin-top:2px}.fp-sync-status[data-conflict] .fp-sync-icon{color:var(--fp-warning)}.fp-sync-body{display:grid;gap:6px;flex:1;min-width:0}.fp-sync-body strong{font-weight:600;color:var(--fp-ink)}.fp-sync-body>span{color:var(--fp-muted);line-height:var(--fp-leading-snug)}.fp-sync-actions{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding-top:4px}.fp-sync-key{font-size:var(--fp-text-xs);color:var(--fp-faint)}.fp-sync-actions button{min-height:28px;padding:0 10px;border:1px solid var(--fp-line-strong);border-radius:var(--fp-radius-sm);background:var(--fp-surface);font-family:inherit;font-size:var(--fp-text-xs);color:var(--fp-ink);cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease)}.fp-sync-actions button:hover{background:var(--fp-surface-muted)}.fp-sync-error{display:flex;align-items:center;gap:5px;margin:0;font-size:var(--fp-text-xs);color:var(--fp-error)}.fp-sync-close{align-self:flex-start;display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border:0;border-radius:var(--fp-radius-sm);background:none;color:var(--fp-muted);cursor:pointer}.fp-sync-close:hover{background:var(--fp-surface-muted)}.fp-collapsible{display:flex;flex-direction:column;min-height:0}.fp-collapsible-head{display:flex;align-items:center;gap:6px;width:100%;padding:5px 2px;border:0;background:none;font-family:inherit;font-size:var(--fp-text-sm);font-weight:600;color:var(--fp-muted);text-align:left;cursor:pointer}.fp-collapsible-head:hover{color:var(--fp-ink)}.fp-collapsible-head:focus-visible{outline:2px solid var(--fp-primary);outline-offset:2px;border-radius:var(--fp-radius-sm)}.fp-collapsible-chevron{flex-shrink:0;transition:transform var(--fp-motion) var(--fp-ease)}.fp-collapsible-head[aria-expanded=true] .fp-collapsible-chevron{transform:rotate(90deg)}.fp-collapsible-label{min-width:0}.fp-collapsible-meta{margin-left:auto;font-size:var(--fp-text-xs);font-weight:400;color:var(--fp-faint);font-variant-numeric:tabular-nums}.fp-collapsible-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--fp-motion-enter) var(--fp-ease)}.fp-collapsible-body[data-open]{grid-template-rows:1fr}.fp-collapsible-inner{min-height:0;overflow:hidden}.fp-attachment-grid{display:flex;flex-wrap:wrap;gap:var(--fp-space-2);margin:0;padding:0;list-style:none}.fp-attachment{position:relative}.fp-attachment-thumb{display:block;padding:0;border:1px solid var(--fp-line);border-radius:var(--fp-radius-sm);background:var(--fp-surface-muted);overflow:hidden;cursor:zoom-in}.fp-attachment-thumb:disabled{cursor:default}.fp-attachment-thumb img{display:block;width:100%;height:100%;object-fit:cover}.fp-attachment-placeholder{display:block;width:100%;height:100%;background:repeating-linear-gradient(45deg,var(--fp-surface-muted),var(--fp-surface-muted) 6px,var(--fp-surface-sunken) 6px,var(--fp-surface-sunken) 12px)}.fp-attachment-remove{position:absolute;top:-6px;right:-6px;display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;padding:0;border:1px solid var(--fp-line);border-radius:50%;background:var(--fp-surface);color:var(--fp-muted);cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease),color var(--fp-motion) var(--fp-ease)}.fp-attachment-remove:hover{background:var(--fp-error);border-color:var(--fp-error);color:#fff}.fp-quiz{display:flex;flex-direction:column;gap:var(--fp-space-3);padding:var(--fp-space-5);border:1px solid 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var(--fp-ease),background-color var(--fp-motion) var(--fp-ease)}.fp-quiz-option:hover:not(:disabled){border-color:var(--fp-primary);background:var(--fp-primary-soft)}.fp-quiz-option:disabled{cursor:default}.fp-quiz-option:focus-visible{outline:2px solid var(--fp-primary);outline-offset:2px}.fp-quiz-letter{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;flex-shrink:0;border-radius:50%;background:var(--fp-surface-muted);font-size:var(--fp-text-xs);font-weight:600;color:var(--fp-muted)}.fp-quiz-text{flex:1;min-width:0}.fp-quiz-option[data-selected]{border-color:var(--fp-primary);background:var(--fp-primary-soft)}.fp-quiz-option[data-selected] .fp-quiz-letter{background:var(--fp-primary);color:var(--fp-on-primary)}.fp-quiz-option[data-correct]{border-color:var(--fp-success);background:var(--fp-success-soft);color:var(--fp-success)}.fp-quiz-option[data-wrong]{border-color:var(--fp-error);background:var(--fp-error-soft);color:var(--fp-error)}.fp-quiz-explanation,.fp-quiz-hint{display:flex;gap:var(--fp-space-2);padding:var(--fp-space-3) var(--fp-space-4);border-radius:var(--fp-radius-md);font-size:var(--fp-text-sm);line-height:var(--fp-leading-normal)}.fp-quiz-explanation{background:var(--fp-success-soft);color:var(--fp-success)}.fp-quiz-hint{background:var(--fp-warning-soft);color:var(--fp-warning)}.fp-embed-fallback{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--fp-space-2);height:100%;min-height:280px;padding:var(--fp-space-8) var(--fp-space-6);text-align:center}.fp-embed-icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;margin-bottom:var(--fp-space-2);border-radius:var(--fp-radius-lg);background:var(--fp-surface-muted);color:var(--fp-muted)}.fp-embed-fallback strong{font-size:var(--fp-text-base);font-weight:600;color:var(--fp-ink)}.fp-embed-fallback p{max-width:34em;margin:0;font-size:var(--fp-text-sm);line-height:var(--fp-leading-normal);color:var(--fp-muted)}.fp-embed-host{font-weight:600;color:var(--fp-ink)}.fp-embed-reason{font-size:var(--fp-text-xs)!important;color:var(--fp-faint)!important}.fp-embed-fallback .fp-button{margin-top:var(--fp-space-3);text-decoration:none}.fp-embed-force{margin-top:var(--fp-space-1);padding:4px 6px;border:0;background:none;font-family:inherit;font-size:var(--fp-text-xs);color:var(--fp-faint);text-decoration:underline;text-underline-offset:2px;cursor:pointer}.fp-embed-force:hover{color:var(--fp-muted)}.fp-lightbox{position:fixed;inset:0;z-index:200;display:flex;flex-direction:column;animation:fp-fade-in .18s var(--fp-ease)}@keyframes fp-fade-in{0%{opacity:0}}.fp-lightbox-scrim{position:absolute;inset:0;border:0;background:#0c0d0fe0;cursor:zoom-out;z-index:0}.fp-lightbox-bar{position:relative;z-index:2;display:flex;align-items:center;justify-content:flex-end;gap:4px;padding:var(--fp-space-3) var(--fp-space-4);color:#fff}.fp-lightbox-zoom{margin-right:var(--fp-space-2);font-size:var(--fp-text-sm);font-variant-numeric:tabular-nums;opacity:.8}.fp-lightbox-bar button{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:0;border-radius:var(--fp-radius-sm);background:#ffffff1a;color:#fff;cursor:pointer;transition:background-color var(--fp-motion) var(--fp-ease)}.fp-lightbox-bar button:hover{background:#ffffff38}.fp-lightbox-stage{position:relative;z-index:1;flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;cursor:default}.fp-lightbox-stage[data-dragging]{cursor:grabbing}.fp-lightbox-stage img{max-width:88vw;max-height:82vh;object-fit:contain;-webkit-user-select:none;user-select:none}.fp-settings-section{border:1px solid var(--fp-line);border-radius:var(--fp-radius-lg);background:var(--fp-surface);overflow:hidden}.fp-settings-head{display:flex;align-items:center;gap:var(--fp-space-3);width:100%;padding:var(--fp-space-3) var(--fp-space-4);border:0;background:none;font-family:inherit;color:var(--fp-ink);text-align:left;cursor:pointer}.fp-settings-head:hover{background:var(--fp-surface-muted)}.fp-settings-head:focus-visible{outline:2px solid var(--fp-primary);outline-offset:-2px}.fp-settings-icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;flex-shrink:0;border-radius:var(--fp-radius-sm);background:var(--fp-primary-soft);color:var(--fp-primary-ink)}.fp-settings-titles{display:grid;gap:2px;flex:1;min-width:0}.fp-settings-titles strong{font-size:var(--fp-text-sm);font-weight:600}.fp-settings-titles small{overflow:hidden;font-size:var(--fp-text-xs);color:var(--fp-muted);text-overflow:ellipsis;white-space:nowrap}.fp-settings-chevron{flex-shrink:0;color:var(--fp-muted);transition:transform var(--fp-motion) var(--fp-ease)}.fp-settings-section[data-open] .fp-settings-chevron{transform:rotate(180deg)}.fp-settings-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--fp-motion-enter) var(--fp-ease)}.fp-settings-section[data-open] .fp-settings-body{grid-template-rows:1fr}.fp-settings-inner{min-height:0;overflow:hidden;padding:0 var(--fp-space-4);font-size:var(--fp-text-sm)}.fp-settings-section[data-open] .fp-settings-inner{padding-bottom:var(--fp-space-4)}.fp-chat-empty{display:flex;flex-direction:column;align-items:center;gap:var(--fp-space-2);max-width:460px;margin:0 auto;padding:var(--fp-space-10) var(--fp-space-5);text-align:center}.fp-chat-empty-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;margin-bottom:var(--fp-space-2);border-radius:var(--fp-radius-lg);background:var(--fp-primary-soft);color:var(--fp-primary-ink)}.fp-chat-empty strong{font-size:var(--fp-text-lg);font-weight:600;color:var(--fp-ink)}.fp-chat-empty p{margin:0;font-size:var(--fp-text-md);line-height:var(--fp-leading-normal);color:var(--fp-muted)}.fp-chat-empty-topic{padding:3px 10px;border-radius:var(--fp-radius-full);background:var(--fp-surface-muted);font-size:var(--fp-text-xs);color:var(--fp-muted)}.fp-chat-prompts{display:flex;flex-direction:column;gap:var(--fp-space-2);width:100%;margin-top:var(--fp-space-3)}.fp-chat-prompts-label{font-size:var(--fp-text-xs);font-weight:600;color:var(--fp-faint);text-align:left}.fp-chat-prompt{padding:var(--fp-space-3) var(--fp-space-4);border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface);font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-ink);text-align:left;cursor:pointer;transition:border-color var(--fp-motion) var(--fp-ease),background-color var(--fp-motion) var(--fp-ease)}.fp-chat-prompt:hover{border-color:var(--fp-primary);background:var(--fp-primary-soft)}.fp-chat-prompt:focus-visible{outline:2px solid var(--fp-primary);outline-offset:2px}.fp-source-fold{border:1px solid var(--fp-line);border-radius:var(--fp-radius-md);background:var(--fp-surface);overflow:hidden}.fp-source-head{display:flex;align-items:center;gap:var(--fp-space-2);width:100%;min-height:38px;padding:0 var(--fp-space-3);border:0;background:var(--fp-surface-muted);font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-muted);text-align:left;cursor:pointer}.fp-source-head:hover{color:var(--fp-ink)}.fp-source-chevron{flex-shrink:0;transition:transform var(--fp-motion) var(--fp-ease)}.fp-source-head[aria-expanded=true] .fp-source-chevron{transform:rotate(90deg)}.fp-source-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--fp-motion-enter) var(--fp-ease)}.fp-source-body[data-open]{grid-template-rows:1fr}.fp-source-list{min-height:0;overflow:hidden;margin:0;padding:0;list-style:none}.fp-source-item{display:flex;align-items:center;gap:var(--fp-space-2);width:100%;padding:var(--fp-space-2) var(--fp-space-3);border:0;border-top:1px solid var(--fp-line);background:none;font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-ink);text-align:left;cursor:pointer}.fp-source-item:hover{background:var(--fp-surface-muted)}.fp-source-index{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;flex-shrink:0;border-radius:50%;background:var(--fp-surface-muted);font-size:var(--fp-text-2xs);color:var(--fp-muted)}.fp-source-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fp-source-host{display:inline-flex;align-items:center;gap:4px;flex-shrink:0;font-size:var(--fp-text-xs);color:var(--fp-faint)}.fp-session-history{display:flex;flex-direction:column;width:min(380px,100%);max-height:min(560px,80vh);border:1px solid var(--fp-line);border-radius:var(--fp-radius-lg);background:var(--fp-surface);overflow:hidden}.fp-session-history-head{display:flex;align-items:center;gap:var(--fp-space-2);padding:var(--fp-space-3) var(--fp-space-4);border-bottom:1px solid var(--fp-line);color:var(--fp-ink)}.fp-session-history-head strong{flex:1;font-size:var(--fp-text-md);font-weight:600}.fp-session-tabs{display:flex;gap:2px;padding:var(--fp-space-2) var(--fp-space-2) 0}.fp-session-tabs button{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border:0;border-radius:var(--fp-radius-sm);background:none;font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-muted);cursor:pointer}.fp-session-tabs button[aria-selected=true]{background:var(--fp-primary-soft);color:var(--fp-primary-ink);font-weight:600}.fp-session-tabs button>span{font-size:var(--fp-text-2xs);color:var(--fp-faint)}.fp-session-create{display:flex;align-items:center;justify-content:center;gap:6px;margin:var(--fp-space-2);min-height:36px;border:1px dashed var(--fp-line-strong);border-radius:var(--fp-radius-sm);background:none;font-family:inherit;font-size:var(--fp-text-sm);color:var(--fp-muted);cursor:pointer}.fp-session-create:hover{border-color:var(--fp-primary);color:var(--fp-primary-ink)}.fp-session-list{flex:1;margin:0;padding:0 var(--fp-space-2) var(--fp-space-2);list-style:none;overflow-y:auto}.fp-session-list>li{display:flex;align-items:center;gap:2px;border-radius:var(--fp-radius-sm)}.fp-session-list>li[data-active]{background:var(--fp-surface-muted)}.fp-session-item{display:flex;align-items:center;gap:var(--fp-space-2);flex:1;min-width:0;padding:var(--fp-space-2) var(--fp-space-3);border:0;border-radius:var(--fp-radius-sm);background:none;font-family:inherit;color:var(--fp-ink);text-align:left;cursor:pointer}.fp-session-item:hover{background:var(--fp-surface-muted)}.fp-session-item>svg{flex-shrink:0;color:var(--fp-muted)}.fp-session-item>span{display:grid;gap:2px;flex:1;min-width:0}.fp-session-item strong{overflow:hidden;font-size:var(--fp-text-sm);font-weight:500;text-overflow:ellipsis;white-space:nowrap}.fp-session-item small{overflow:hidden;font-size:var(--fp-text-xs);color:var(--fp-muted);text-overflow:ellipsis;white-space:nowrap}.fp-session-item time{flex-shrink:0;font-size:var(--fp-text-2xs);color:var(--fp-faint)}.fp-session-delete{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;margin-right:2px;border:0;border-radius:var(--fp-radius-sm);background:none;color:var(--fp-faint);cursor:pointer;opacity:0;transition:opacity var(--fp-motion) var(--fp-ease)}.fp-session-list>li:hover .fp-session-delete,.fp-session-delete:focus-visible{opacity:1}.fp-session-delete:hover{background:var(--fp-error-soft);color:var(--fp-error)}.fp-session-confirm{display:flex;gap:4px;padding-right:4px}.fp-session-confirm button{min-height:28px;padding:0 8px;border:1px solid var(--fp-line-strong);border-radius:4px;background:var(--fp-surface);font-family:inherit;font-size:var(--fp-text-xs);cursor:pointer}.fp-session-confirm button:first-child{border-color:var(--fp-error);color:var(--fp-error)}.fp-session-empty{padding:var(--fp-space-6) var(--fp-space-4);font-size:var(--fp-text-sm);color:var(--fp-muted);text-align:center}.fp-content-image{display:flex;flex-direction:column;gap:8px;margin:var(--fp-space-5) 0}.fp-content-image img,.fp-content-image-plain img{display:block;max-width:100%;height:auto;border-radius:var(--fp-radius-md)}.fp-content-image figcaption{font-size:var(--fp-text-xs);color:var(--fp-muted);text-align:center}.fp-content-image-error{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--fp-space-2);min-height:120px;padding:var(--fp-space-5);border:1px dashed var(--fp-line-strong);border-radius:var(--fp-radius-md);background:var(--fp-surface-muted);font-size:var(--fp-text-xs);color:var(--fp-muted);text-align:center}.fp-window{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--fp-line);border-radius:var(--fp-radius-lg);background:var(--fp-surface);box-shadow:var(--fp-shadow-lg)}.fp-window-bar{display:flex;align-items:center;gap:var(--fp-space-3);min-height:44px;padding:4px 6px 4px var(--fp-space-3);border-bottom:1px solid 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