:root,.stitch-shell{--stitch-bg-primary:#f9fafb;--stitch-bg-sidebar:#f1f5f9;--stitch-bg-panel:#fff;--stitch-bg-chat:#fff;--stitch-text-primary:#0f172a;--stitch-text-heading:#020617;--stitch-text-muted:#5b6b82;--stitch-border:#e2e8f0;--stitch-border-strong:#cbd5e1;--stitch-brand:#1a4545;--stitch-accent:#00c853;--stitch-accent-muted:#dcfce7;--stitch-shadow:0 1px 2px #0f172a0a, 0 8px 24px #0f172a0f;--stitch-font-base:1rem;--stitch-chat-max-width:960px;--stitch-radius-sm:.5rem;--stitch-radius-md:.75rem;--stitch-radius-lg:1rem;--stitch-radius-xl:1.25rem;--stitch-radius-pill:999px;--stitch-gold:#c5a059;--stitch-gold-dim:#c5a0594d;--stitch-gold-glow:0 0 0 2px #c5a05959;--fs-xs:.72rem;--fs-sm:.8125rem;--fs-md:.875rem;--fs-lg:1rem}.stitch-shell.stitch-dark,html.stitch-dark .stitch-shell{--stitch-bg-primary:#0b1326;--stitch-bg-sidebar:#131b2e;--stitch-bg-panel:#171f33;--stitch-bg-chat:#171f33;--stitch-text-primary:#dae2fd;--stitch-text-heading:#fff;--stitch-text-muted:#c7c4d8;--stitch-border:#464555;--stitch-border-strong:#918fa1;--stitch-brand:#4f46e5;--stitch-accent:#68dba9;--stitch-accent-muted:#155c44;--stitch-shadow:0 2px 8px #00000047, 0 12px 32px #00000038}.stitch-shell{background:radial-gradient(1200px 480px at 0% -10%, color-mix(in srgb, var(--stitch-brand) 8%, transparent), transparent 55%), var(--stitch-bg-primary);height:100dvh;color:var(--stitch-text-primary);font-family:var(--kt-body-text,"Inter"), ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;letter-spacing:-.01em;flex-direction:column;transition:background-color .25s,color .25s;display:flex;overflow:hidden;font-size:var(--fs-md)!important;line-height:1.6!important}.stitch-topbar{border-bottom:1px solid color-mix(in srgb, var(--stitch-border) 85%, transparent);background:color-mix(in srgb, var(--stitch-bg-panel) 88%, transparent);-webkit-backdrop-filter:blur(12px)saturate(1.15);min-height:3.35rem;box-shadow:var(--stitch-shadow);z-index:20;justify-content:space-between;align-items:center;gap:1rem;padding:.45rem 1.1rem;display:flex}.stitch-topbar__brand{flex-direction:row;align-items:center;gap:.75rem;min-width:0;display:flex}.stitch-topbar__logo{opacity:.92;border-radius:var(--stitch-radius-sm);flex-shrink:0;width:auto;height:1.7rem}.stitch-topbar__title{letter-spacing:-.03em;text-transform:none;color:var(--stitch-text-heading);margin:0;font-size:1rem;font-weight:700;line-height:1.15}.stitch-topbar__subtitle{font-size:var(--fs-xs);color:var(--stitch-text-muted);letter-spacing:.01em;text-transform:none;margin:0;font-weight:500}.stitch-topbar__actions{flex-shrink:0;align-items:center;gap:.55rem;display:flex}.stitch-grid{flex:1;grid-template-columns:minmax(12rem,20fr) minmax(16rem,40fr) minmax(16rem,40fr);min-height:0;display:grid}.stitch-shell[data-stitch-chat-width=narrow] .stitch-grid,html[data-stitch-chat-width=narrow] .stitch-grid{grid-template-columns:minmax(12rem,24fr) minmax(14rem,28fr) minmax(16rem,48fr)}.stitch-shell[data-stitch-chat-width=standard] .stitch-grid,html[data-stitch-chat-width=standard] .stitch-grid{grid-template-columns:minmax(12rem,20fr) minmax(16rem,40fr) minmax(16rem,40fr)}.stitch-shell[data-stitch-chat-width=wide] .stitch-grid,html[data-stitch-chat-width=wide] .stitch-grid{grid-template-columns:minmax(11rem,15fr) minmax(18rem,55fr) minmax(14rem,30fr)}.stitch-shell .stitch-grid[data-stitch-left-drawer=collapsed],html .stitch-grid[data-stitch-left-drawer=collapsed]{grid-template-columns:6.5rem minmax(16rem,1fr) minmax(16rem,1fr)}.stitch-shell[data-stitch-font=s],html[data-stitch-font=s] .stitch-shell{--stitch-font-base:.8125rem}.stitch-shell[data-stitch-font=m],html[data-stitch-font=m] .stitch-shell{--stitch-font-base:1rem}.stitch-shell[data-stitch-font=l],html[data-stitch-font=l] .stitch-shell{--stitch-font-base:1.1875rem}.stitch-panel{border-right:1px solid var(--stitch-border);background:var(--stitch-bg-panel);flex-direction:column;min-width:0;min-height:0;display:flex}.stitch-panel:last-child{border-right:none}.stitch-panel--nav{background:var(--stitch-bg-sidebar)}.stitch-panel--chat{background:var(--stitch-bg-chat)}.stitch-panel__header{border-bottom:1px solid var(--stitch-border);font-size:var(--fs-sm);letter-spacing:.02em;text-transform:none;color:var(--stitch-text-muted);padding:.7rem 1rem;font-weight:650}.stitch-panel__body{flex:1;padding:1rem;overflow:auto}.stitch-panel__body--flush{padding:0}.stitch-panel__body--chat{flex-direction:column;min-height:0;display:flex;overflow:hidden}.stitch-chat-panel{flex-direction:column;flex:1;min-height:0;display:flex}.stitch-sku-header{border-bottom:1px solid var(--stitch-border);background:color-mix(in srgb, var(--stitch-brand) 4%, var(--stitch-bg-panel));padding:.75rem 1rem}.stitch-sku-header__sku{font-size:var(--fs-xs);letter-spacing:.1em;text-transform:uppercase;color:var(--stitch-text-muted);margin:0;font-weight:600}.stitch-sku-header__name{font-size:var(--fs-lg);color:var(--stitch-text-heading);margin:.25rem 0 0;font-weight:600}.stitch-sku-header__name--muted,.stitch-sku-header__empty{font-size:var(--fs-sm);color:var(--stitch-text-muted);margin:.25rem 0 0}.stitch-chat{flex-direction:column;flex:1;min-height:0;display:flex}.stitch-chat__scroll{overscroll-behavior:contain;scroll-behavior:smooth;flex-direction:column;flex:auto;min-height:0;display:flex;overflow:hidden auto}.stitch-chat__stream{flex:1 0 auto;width:100%;margin:0;padding:1rem}.stitch-chat__messages{flex-direction:column;gap:.75rem;margin:0;padding:0;list-style:none;display:flex}.stitch-chat__message{flex-direction:column;gap:.25rem;max-width:92%;display:flex}.stitch-chat__message[data-role=user]{align-self:flex-end}.stitch-chat__message[data-role=assistant],.stitch-chat__message[data-role=system]{align-self:flex-start}.stitch-chat__role{font-size:var(--fs-xs);letter-spacing:.1em;text-transform:uppercase;color:var(--stitch-text-muted);margin:0;font-weight:600}.stitch-chat__bubble{border:1px solid var(--stitch-border);background:var(--stitch-bg-panel);padding:.6rem .75rem}.stitch-chat__message[data-role=user] .stitch-chat__bubble{border-color:var(--stitch-brand);background:var(--stitch-accent-muted)}.stitch-chat__content{white-space:pre-wrap;word-break:break-word;font-family:inherit;font-size:var(--fs-md);color:var(--stitch-text-primary);margin:0;line-height:1.5}.stitch-chat__inspector-link{margin-top:.5rem;font-size:.7em;display:inline-block}.stitch-chat__composer{z-index:2;border-top:1px solid var(--stitch-border-strong);background:linear-gradient(180deg, color-mix(in srgb, var(--stitch-brand) 9%, var(--stitch-bg-panel)) 0%, var(--stitch-bg-panel) 60%);box-shadow:0 -1px 0 color-mix(in srgb, var(--stitch-brand) 22%, transparent), 0 -10px 26px -8px color-mix(in srgb, var(--stitch-text-heading) 16%, transparent), 0 -22px 40px -28px color-mix(in srgb, var(--stitch-brand) 40%, transparent);-webkit-backdrop-filter:saturate(1.15)blur(2px);backdrop-filter:saturate(1.15)blur(2px);flex-direction:column;flex-shrink:0;gap:.55rem;width:100%;margin:0;padding:.95rem 1rem 1.1rem;transition:box-shadow .25s,background .25s;display:flex;position:relative}.stitch-chat__composer:before{content:"";background:linear-gradient(90deg, transparent 0%, color-mix(in srgb, var(--stitch-brand) 55%, transparent) 22%, var(--stitch-accent) 50%, color-mix(in srgb, var(--stitch-brand) 55%, transparent) 78%, transparent 100%);opacity:.85;pointer-events:none;height:2px;position:absolute;top:-1px;left:0;right:0}.stitch-shell.stitch-dark .stitch-chat__composer,html.stitch-dark .stitch-chat__composer{background:linear-gradient(180deg, color-mix(in srgb, var(--stitch-brand) 16%, #0b1220) 0%, #0b1220 65%);border-top-color:color-mix(in srgb, var(--stitch-brand) 45%, var(--stitch-border-strong));box-shadow:0 -1px 0 color-mix(in srgb, var(--stitch-brand) 40%, transparent), 0 -12px 30px -8px #0009, 0 -24px 46px -28px color-mix(in srgb, var(--stitch-brand) 55%, transparent)}.stitch-chat__composer .stitch-field__label{color:var(--stitch-text-heading);font-size:var(--fs-xs);letter-spacing:.06em}.stitch-chat__composer .stitch-chat__input{min-height:5.25rem;color:var(--stitch-text-primary);background:var(--stitch-bg-primary);border:2px solid var(--stitch-border-strong);caret-color:var(--stitch-brand);box-shadow:inset 0 1px 3px color-mix(in srgb, var(--stitch-text-heading) 8%, transparent);padding:.6rem .7rem;font-size:1em;font-weight:500;line-height:1.5;transition:border-color .18s,box-shadow .18s,background .18s}.stitch-chat__input::placeholder{color:var(--stitch-text-muted);opacity:1}.stitch-chat__composer .stitch-chat__input:focus{border-color:var(--stitch-brand);box-shadow:inset 0 1px 3px color-mix(in srgb, var(--stitch-text-heading) 6%, transparent), 0 0 0 3px color-mix(in srgb, var(--stitch-brand) 26%, transparent);outline:none}.stitch-shell.stitch-dark .stitch-chat__composer .stitch-chat__input,html.stitch-dark .stitch-chat__composer .stitch-chat__input{color:#f8fafc;background:#0f172a;border-color:#64748b}.stitch-shell.stitch-dark .stitch-chat__input::placeholder,html.stitch-dark .stitch-chat__input::placeholder{color:#94a3b8}.stitch-chat__composer .stitch-select{color:var(--stitch-text-primary);background:var(--stitch-bg-primary);border:1px solid var(--stitch-border-strong)}.stitch-shell.stitch-dark .stitch-chat__composer .stitch-select,html.stitch-dark .stitch-chat__composer .stitch-select{color:#f8fafc;background:#0f172a;border-color:#64748b}.stitch-chat__composer .stitch-chat__send{color:#fff;background:linear-gradient(135deg, var(--stitch-brand) 0%, color-mix(in srgb, var(--stitch-brand) 55%, var(--stitch-accent)) 100%);min-height:2.35rem;box-shadow:0 1px 0 #ffffff40 inset, 0 4px 12px -3px color-mix(in srgb, var(--stitch-brand) 55%, transparent);border-color:#0000;align-self:flex-end;padding:0 1.25rem;transition:transform .14s,box-shadow .18s,filter .18s}.stitch-chat__composer .stitch-chat__send:hover:not(:disabled){filter:brightness(1.06);box-shadow:0 1px 0 #ffffff4d inset, 0 7px 18px -4px color-mix(in srgb, var(--stitch-brand) 60%, transparent);transform:translateY(-1px)}.stitch-chat__composer .stitch-chat__send:active:not(:disabled){box-shadow:0 1px 0 #fff3 inset, 0 2px 8px -3px color-mix(in srgb, var(--stitch-brand) 55%, transparent);transform:translateY(0)}.stitch-chat__composer .stitch-chat__send:disabled{background:var(--stitch-border);color:var(--stitch-text-muted);box-shadow:none;cursor:not-allowed;filter:none;transform:none}.stitch-shell.stitch-dark .stitch-chat__composer .stitch-chat__send:not(:disabled),html.stitch-dark .stitch-chat__composer .stitch-chat__send:not(:disabled){color:#062018;background:linear-gradient(135deg, var(--stitch-accent) 0%, color-mix(in srgb, var(--stitch-accent) 60%, var(--stitch-brand)) 100%)}@media (prefers-reduced-motion:reduce){.stitch-chat__composer .stitch-chat__send,.stitch-chat__composer 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var(--stitch-border-strong);border-radius:var(--stitch-radius-md);background:var(--stitch-bg-panel);width:100%;min-height:2.15rem;color:var(--stitch-text-primary);font-size:var(--fs-sm);padding:.45rem .65rem;font-family:inherit;transition:border-color .15s,box-shadow .15s}.stitch-input:focus,.stitch-textarea:focus,.stitch-select:focus{border-color:color-mix(in srgb, var(--stitch-brand) 55%, var(--stitch-border-strong));box-shadow:0 0 0 3px color-mix(in srgb, var(--stitch-brand) 18%, transparent);outline:none}.stitch-textarea{resize:vertical;min-height:5rem}.stitch-hint{font-size:var(--fs-xs);color:var(--stitch-text-muted);margin:.5rem 0 0;line-height:1.45}.stitch-error{font-size:var(--fs-xs);color:#b91c1c;margin:.5rem 0 0}.stitch-thread-list{margin:.5rem 0 0;padding:0;list-style:none}.stitch-thread-list li{grid-template-columns:1fr auto;gap:.25rem;margin-bottom:.25rem;display:grid}.stitch-thread-list__item{border:1px solid var(--stitch-border);background:var(--stitch-bg-panel);text-align:left;cursor:pointer;flex-direction:column;align-items:flex-start;gap:.15rem;width:100%;padding:.45rem .5rem;display:flex}.stitch-thread-list__item--active{border-color:var(--stitch-border);border-left:3px solid var(--stitch-brand);background:var(--stitch-accent-muted)}.stitch-thread-list__title{font-size:var(--fs-sm);color:var(--stitch-text-heading);font-weight:600}.stitch-thread-list__meta{font-size:var(--fs-xs);color:var(--stitch-text-muted)}.stitch-thread-list__delete{min-width:2rem;padding:0}.stitch-pref-group{border:0;margin:.65rem 0 0;padding:0}.stitch-pref-row{flex-wrap:wrap;gap:.35rem;margin-top:.35rem;display:flex}.stitch-pref-row--stack{flex-direction:column}.stitch-btn--block{justify-content:flex-start;width:100%}.stitch-select--block{width:100%}.stitch-artifact-section{border-top:1px solid color-mix(in srgb, var(--stitch-border) 70%, transparent);padding-top:.65rem}.stitch-textarea--mono{font-family:IBM Plex 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