:root{--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--space-8: 3rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--font-display: "Fraunces", ui-serif, Georgia, serif;--font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;--page-max-width: 1360px;font-family:var(--font-sans)}:root,[data-theme=dark]{color-scheme:dark;--color-bg: #0e0e10;--color-surface: #17181b;--color-surface-raised: #1e1f23;--color-surface-muted: #202127;--color-border: #2a2b30;--color-border-strong: #3d3e45;--color-text: #ececed;--color-text-muted: #9a9ba3;--color-text-faint: #6b6c74;--color-overlay: rgb(6 6 7 / 72%);--color-accent: #e8a33d;--color-accent-hover: #d1912f;--color-accent-contrast: #191206;--color-accent-soft: color-mix(in srgb, var(--color-accent) 16%, transparent);--color-danger: #f0685a;--color-danger-bg: color-mix(in srgb, var(--color-danger) 14%, transparent);--color-success: #34c197;--color-success-bg: color-mix(in srgb, var(--color-success) 14%, transparent);--color-success-text: #7fe0bf;--shadow-sm: 0 1px 2px rgb(0 0 0 / 40%);--shadow-md: 0 8px 24px -8px rgb(0 0 0 / 55%);--shadow-lg: 0 24px 48px -16px rgb(0 0 0 / 65%)}[data-theme=light]{color-scheme:light;--color-bg: #f8f8f7;--color-surface: #ffffff;--color-surface-raised: #ffffff;--color-surface-muted: #f0f0ef;--color-border: #e3e3e0;--color-border-strong: #cfcfcb;--color-text: #17171a;--color-text-muted: #5c5c62;--color-text-faint: #8b8b90;--color-overlay: rgb(20 20 18 / 45%);--color-accent: #b96f0a;--color-accent-hover: #a2600a;--color-accent-contrast: #fffaf0;--color-accent-soft: color-mix(in srgb, var(--color-accent) 10%, transparent);--color-danger: #c8362a;--color-danger-bg: color-mix(in srgb, var(--color-danger) 8%, transparent);--color-success: #0e8f68;--color-success-bg: color-mix(in srgb, var(--color-success) 9%, transparent);--color-success-text: #0b7857;--shadow-sm: 0 1px 2px rgb(20 20 18 / 6%);--shadow-md: 0 8px 24px -10px rgb(20 20 18 / 14%);--shadow-lg: 0 24px 48px -16px rgb(20 20 18 / 18%)}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--color-text);background:var(--color-bg);background-image:radial-gradient(ellipse 900px 500px at 15% -10%,color-mix(in srgb,var(--color-accent) 8%,transparent),transparent 60%),url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");background-attachment:fixed;transition:background-color .2s ease,color .2s ease}[data-theme=light] body{background-image:radial-gradient(ellipse 900px 500px at 15% -10%,color-mix(in srgb,var(--color-accent) 6%,transparent),transparent 60%)}html,body,#root{height:100%}h1,h2,h3{margin:0;font-family:var(--font-sans);font-weight:600;letter-spacing:-.01em}p{margin:0;color:var(--color-text-muted);line-height:1.5}a{color:var(--color-accent)}code{font-family:var(--font-mono)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-shell--fixed{height:100vh;overflow:hidden}.topbar{flex:0 0 auto;position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-3) var(--space-5);background:color-mix(in srgb,var(--color-surface) 88%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--color-border)}.topbar__left{display:flex;align-items:center;gap:var(--space-4);min-width:0}.topbar__brand{display:flex;align-items:center;flex-shrink:0;text-decoration:none}.topbar__crumbs{display:flex;align-items:baseline;gap:var(--space-2);min-width:0;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.03em;white-space:nowrap}.topbar__crumb-sep{color:var(--color-text-faint);opacity:.5;flex-shrink:0}.topbar__title{flex:1 1 auto;min-width:0;font-family:var(--font-sans);font-size:.95rem;font-weight:600;letter-spacing:0;color:var(--color-text);overflow:hidden;text-overflow:ellipsis}.topbar-switcher{display:inline-flex;align-items:center;gap:1px;position:relative;flex-shrink:0}.topbar-switcher__label{display:inline-block;max-width:16rem;overflow:hidden;text-overflow:ellipsis;font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.03em;color:var(--color-text-faint);text-decoration:none;padding:2px 4px;margin:-2px 0 -2px -4px;border-radius:4px;transition:color .15s ease,background-color .15s ease}.topbar-switcher__label:hover{color:var(--color-accent);background:var(--color-surface-muted)}.topbar-switcher__chevron-btn{display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;padding:4px;margin:-2px -4px -2px 0;border-radius:4px;color:var(--color-text-faint);cursor:pointer;transition:color .15s ease,background-color .15s ease}.topbar-switcher__chevron-btn:hover,.topbar-switcher__chevron-btn[aria-expanded=true]{color:var(--color-accent);background:var(--color-surface-muted)}.topbar-switcher__chevron{width:.8rem;height:.8rem;flex-shrink:0;transition:transform .15s ease}.topbar-switcher__chevron-btn[aria-expanded=true] .topbar-switcher__chevron{transform:rotate(180deg)}.topbar-switcher__menu{position:absolute;top:calc(100% + var(--space-2));left:0;z-index:30;width:max-content;min-width:14rem;max-width:20rem;padding:var(--space-2);background:var(--color-surface-raised);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-family:var(--font-sans);text-transform:none;letter-spacing:0}.topbar-switcher__heading{padding:var(--space-1) var(--space-2);font-family:var(--font-mono);font-size:.65rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-faint)}.topbar-switcher__list{display:flex;flex-direction:column;max-height:16rem;overflow-y:auto}.topbar-switcher__item{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);width:100%;font:inherit;font-size:.85rem;text-align:left;color:var(--color-text);background:transparent;border:none;padding:var(--space-2);border-radius:var(--radius-sm);cursor:pointer}.topbar-switcher__item:hover{background:var(--color-surface-muted)}.topbar-switcher__item.is-current{color:var(--color-accent);font-weight:600}.topbar-switcher__check{color:var(--color-accent)}.topbar-switcher__footer{margin-top:var(--space-1);padding-top:var(--space-1);border-top:1px solid var(--color-border)}.topbar-switcher__manage{display:block;padding:var(--space-2);border-radius:var(--radius-sm);font-size:.8rem;color:var(--color-text-muted);text-decoration:none}.topbar-switcher__manage:hover{color:var(--color-accent);background:var(--color-surface-muted)}.template-picker{position:relative;display:inline-flex}.template-picker__menu{left:auto;right:0}.topbar__right{display:flex;align-items:center;gap:var(--space-3);flex-shrink:0}.topbar__actions{display:flex;align-items:center;gap:var(--space-2)}.topbar__user{display:flex;align-items:center;gap:var(--space-2);padding-left:var(--space-3);border-left:1px solid var(--color-border)}.topbar__user-name{font-size:.85rem;color:var(--color-text-muted)}.theme-toggle{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;padding:0;border-radius:var(--radius-sm);border:1px solid transparent;background:transparent;color:var(--color-text-muted);cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s ease}.theme-toggle:hover{background:var(--color-surface-muted);border-color:var(--color-border);color:var(--color-accent)}.theme-toggle svg{width:1.1rem;height:1.1rem}.page{width:100%;max-width:var(--page-max-width);margin:0 auto;padding:var(--space-6) var(--space-5) var(--space-8)}.page-toolbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-5);flex-wrap:wrap}.page-eyebrow{display:flex;align-items:baseline;gap:var(--space-2);margin-bottom:var(--space-5)}.page-eyebrow h1{font-family:var(--font-display);font-size:1.5rem;font-weight:600}.page-eyebrow__count{font-family:var(--font-mono);font-size:.8rem;color:var(--color-text-faint)}.stack{display:flex;flex-direction:column;gap:var(--space-4)}.row{display:flex;align-items:center;gap:var(--space-3)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-5);box-shadow:var(--shadow-sm)}.entity-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-3)}.entity-list__item{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4) var(--space-5);display:flex;flex-direction:column;gap:var(--space-3);text-decoration:none;color:inherit;box-shadow:var(--shadow-sm);transition:border-color .15s ease,background-color .15s ease,box-shadow .15s ease,transform .15s ease}a.entity-list__item:hover,.entity-list__item:has(.entity-list__item-link:hover){border-color:var(--color-accent);box-shadow:var(--shadow-md);transform:translateY(-1px)}.entity-list__item-link{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);flex:1;min-width:0;text-decoration:none;color:inherit}.entity-list__actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0;padding-top:var(--space-3);border-top:1px solid var(--color-border)}.entity-list__title{font-weight:600}.entity-list__subtitle{color:var(--color-text-muted);font-size:.85rem;margin-top:2px}.entity-list__empty{grid-column:1 / -1;color:var(--color-text-faint);font-size:.95rem;padding:var(--space-6);text-align:center;border:1px dashed var(--color-border-strong);border-radius:var(--radius-md)}.data-table__wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:auto}.data-table{width:100%;border-collapse:collapse;font-size:.88rem}.data-table th{position:sticky;top:0;z-index:1;background:var(--color-surface-muted);text-align:left;padding:var(--space-3) var(--space-4);font-family:var(--font-mono);font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-faint);border-bottom:1px solid var(--color-border);white-space:nowrap}.data-table td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border);vertical-align:top}.data-table tbody tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background:var(--color-surface-muted)}.data-table__title-link{color:var(--color-text);font-weight:600;text-decoration:none}.data-table__title-link:hover{color:var(--color-accent)}.data-table__muted{color:var(--color-text-faint);font-family:var(--font-mono);font-size:.78rem;white-space:nowrap}.data-table__actions{flex-wrap:nowrap;white-space:nowrap}.field{display:flex;flex-direction:column;gap:var(--space-1)}.label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-faint)}.input,.textarea,.select{font:inherit;color:var(--color-text);background:var(--color-bg);border:1px solid var(--color-border-strong);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-3);outline:none;transition:border-color .15s ease,box-shadow .15s ease}.input::placeholder,.textarea::placeholder{color:var(--color-text-faint)}.input:focus,.textarea:focus,.select:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.select{cursor:pointer}.textarea{resize:vertical;min-height:6rem;font-family:var(--font-mono)}.inline-form{display:flex;gap:var(--space-2)}.btn{font:inherit;font-weight:600;font-size:.9rem;border:1px solid transparent;border-radius:var(--radius-sm);padding:var(--space-2) var(--space-4);cursor:pointer;transition:background-color .15s ease,border-color .15s ease,transform .1s ease,opacity .15s ease}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{cursor:not-allowed;opacity:.5}.btn-primary{background:var(--color-accent);color:var(--color-accent-contrast)}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover)}.btn-secondary{background:var(--color-surface-raised);border-color:var(--color-border-strong);color:var(--color-text)}.btn-secondary:hover:not(:disabled){border-color:var(--color-accent);color:var(--color-accent)}.btn-ghost{background:transparent;color:var(--color-text-muted);padding:var(--space-1) var(--space-2)}.btn-ghost:hover:not(:disabled){color:var(--color-text)}.btn-danger{background:var(--color-danger-bg);color:var(--color-danger)}.btn-danger:hover:not(:disabled){background:color-mix(in srgb,var(--color-danger) 22%,transparent)}.btn-sm{padding:var(--space-1) var(--space-3);font-size:.8rem}.btn-block{width:100%;justify-content:center}.alert{border-radius:var(--radius-sm);padding:var(--space-3) var(--space-4);font-size:.9rem}.alert-danger{background:var(--color-danger-bg);color:var(--color-danger);border:1px solid color-mix(in srgb,var(--color-danger) 25%,transparent)}.alert-success{background:var(--color-success-bg);color:var(--color-success-text);border:1px solid color-mix(in srgb,var(--color-success) 25%,transparent)}.badge{display:inline-flex;align-items:center;padding:3px var(--space-2);border-radius:4px;font-family:var(--font-mono);font-size:.7rem;font-weight:600;background:var(--color-surface-muted);border:1px solid var(--color-border);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.badge--accent{background:var(--color-accent-soft);border-color:var(--color-accent);color:var(--color-accent)}.tag-list{display:flex;flex-wrap:wrap;gap:var(--space-1)}.avatar{width:32px;height:32px;border-radius:50%;background:var(--color-accent);color:var(--color-accent-contrast);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;font-size:.9rem;flex-shrink:0}.avatar--sm{width:24px;height:24px;font-size:.75rem}.login-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-4);position:relative;overflow:hidden}.login-screen:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 700px 500px at 50% 30%,color-mix(in srgb,var(--color-accent) 12%,transparent),transparent 65%);pointer-events:none}.login-screen__theme-toggle{position:absolute;top:var(--space-5);right:var(--space-5)}.login-card{max-width:380px;width:100%;text-align:center;position:relative}.login-card h1{font-family:var(--font-display);font-size:1.6rem}.login-card p{margin:var(--space-2) 0 var(--space-5)}.brand-mark{width:52px;height:52px;border-radius:var(--radius-md);background:var(--color-accent);color:var(--color-accent-contrast);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;font-size:1.4rem;margin:0 auto var(--space-4);box-shadow:0 8px 24px -8px color-mix(in srgb,var(--color-accent) 45%,transparent)}.brand-mark--sm{width:30px;height:30px;font-size:.95rem;margin:0;box-shadow:none}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.editor-toolbar__source{display:flex;align-items:center;gap:var(--space-2);min-width:0;flex:1}.editor-toolbar .select-sm{min-width:14rem;max-width:24rem;padding:var(--space-1) var(--space-2);font-size:.8125rem}.workbench-editor--readonly .workbench-editor__pane{border-style:dashed}.workbench-shell{flex:1 1 auto;display:flex;flex-direction:column;min-height:0;overflow:hidden}.workbench-shell>.alert{flex:0 0 auto;margin:0;border-radius:0;border-left:none;border-right:none}.workbench-layout{flex:1 1 auto;min-height:0;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr) 340px;gap:0;align-items:stretch}.workbench-editor,.workbench-response,.workbench-parameters{min-width:0;min-height:0;height:100%;display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-4) var(--space-5);background:var(--color-surface);border-radius:0;box-shadow:none;border:none;border-right:1px solid var(--color-border)}.workbench-parameters{border-right:none;overflow-y:auto;position:static;max-height:none}.workbench-editor__pane{flex:1 1 auto;min-height:0;overflow:hidden;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg)}.workbench-editor__pane>div{height:100%!important}.workbench-variables{flex:0 0 auto;display:flex;flex-wrap:wrap;gap:var(--space-3);padding-top:var(--space-1);border-top:1px solid var(--color-border)}.workbench-variable{display:flex;flex-direction:column;gap:var(--space-1);min-width:160px;flex:1}.workbench-response__toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--space-2);flex:0 0 auto}.workbench-parameters h2{font-size:.75rem;color:var(--color-text-faint);text-transform:uppercase;letter-spacing:.06em}.workbench-parameters hr{border:none;border-top:1px solid var(--color-border);margin:var(--space-1) 0}.workbench-parameters__save{margin:0;font-size:.75rem;color:var(--color-text-faint);text-align:center}.accordion{border-top:1px solid var(--color-border);padding-top:var(--space-2)}.accordion--nested{border-top:none;padding-top:0;margin-top:calc(-1 * var(--space-2))}.accordion__trigger{display:flex;align-items:center;gap:var(--space-2);width:100%;font:inherit;font-size:.85rem;font-weight:600;color:var(--color-text);background:transparent;border:none;padding:var(--space-1) 0;cursor:pointer;text-align:left}.accordion__trigger:hover{color:var(--color-accent)}.accordion__trigger--sub{font-family:var(--font-mono);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-faint)}.accordion__trigger-summary{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right;font-weight:400;font-size:.75rem;color:var(--color-text-faint)}.accordion__chevron{flex-shrink:0;width:.8rem;height:.8rem;color:var(--color-text-faint);transition:transform .15s ease}.accordion__trigger[aria-expanded=true] .accordion__chevron{transform:rotate(180deg)}.accordion__content{padding-top:var(--space-3)}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:2px;padding:3px;background:var(--color-bg);border:1px solid var(--color-border-strong);border-radius:var(--radius-sm)}.segmented__btn{font:inherit;font-size:.8rem;font-weight:600;letter-spacing:.02em;color:var(--color-text-muted);background:transparent;border:none;border-radius:4px;padding:var(--space-2) var(--space-2);cursor:pointer}.segmented__btn.is-active{background:var(--color-accent);color:var(--color-accent-contrast)}.switch-field{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3)}.switch-field__hint{display:block;font-size:.72rem;font-weight:400;text-transform:none;letter-spacing:0;color:var(--color-text-faint);line-height:1.35;margin-top:2px}.switch{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:2.4rem;height:1.3rem;flex-shrink:0;border-radius:999px;background:var(--color-border-strong);position:relative;cursor:pointer;margin-top:2px;transition:background-color .15s ease}.switch:after{content:"";position:absolute;top:2px;left:2px;width:1rem;height:1rem;border-radius:50%;background:var(--color-text);transition:transform .15s ease}.switch:checked{background:var(--color-accent)}.switch:checked:after{transform:translate(1.05rem);background:var(--color-accent-contrast)}.param-slider__header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2)}.param-slider__value{width:4.6rem;font:inherit;font-family:var(--font-mono);font-size:.75rem;text-align:right;color:var(--color-accent);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:2px var(--space-2)}.param-slider__range{width:100%;accent-color:var(--color-accent);cursor:pointer}.playground-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(72px,1fr));gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-surface-muted);border:1px solid var(--color-border);border-radius:var(--radius-sm);flex:0 0 auto}.playground-metric{display:flex;flex-direction:column;gap:1px;min-width:0}.playground-metric__label{font-family:var(--font-mono);font-size:.62rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-faint)}.playground-metric__value{font-family:var(--font-mono);font-size:.78rem;color:var(--color-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.playground-output__text,.playground-thinking pre{font-family:var(--font-mono);font-size:.9rem;white-space:pre-wrap;word-break:break-word;margin:0;color:var(--color-text)}.playground-output__text{flex:1 1 auto;min-height:0;padding:var(--space-3);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:auto}.playground-output__text--empty{color:var(--color-text-faint);font-style:italic}.chat-thread{flex:1 1 auto;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-3);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm)}.chat-thread__empty{margin:auto;max-width:28rem;text-align:center;color:var(--color-text-faint);font-size:.9rem}.chat-thread__empty strong{color:var(--color-text-muted);font-weight:600}.chat-bubble{max-width:92%;display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-md)}.chat-bubble--user{align-self:flex-end;background:var(--color-accent-soft);border:1px solid color-mix(in srgb,var(--color-accent) 28%,transparent)}.chat-bubble--assistant{align-self:flex-start;background:var(--color-surface);border:1px solid var(--color-border)}.chat-bubble__role{font-family:var(--font-mono);font-size:.65rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-faint)}.chat-bubble--user .chat-bubble__role{color:var(--color-accent)}.chat-bubble__body{margin:0;font-family:var(--font-sans);font-size:.92rem;line-height:1.5;white-space:pre-wrap;word-break:break-word;color:var(--color-text)}.chat-composer{flex:0 0 auto;display:flex;align-items:flex-end;gap:var(--space-2);padding-top:var(--space-2)}.chat-composer__input{flex:1;min-height:4.5rem;max-height:12rem}.playground-thinking{flex:0 1 auto;max-height:28%;overflow:auto;border-left:2px solid var(--color-accent);padding:var(--space-2) 0 var(--space-2) var(--space-3);background:var(--color-surface-muted);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.playground-thinking pre{color:var(--color-text-muted);font-style:italic}.playground-thinking h3{font-family:var(--font-mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-faint);margin:0 0 var(--space-1)}@media(max-width:1100px){.workbench-layout{grid-template-columns:1fr;min-height:0;overflow-y:auto}.workbench-editor,.workbench-response{height:min(80vh,900px);border-right:none;border-bottom:1px solid var(--color-border)}.workbench-parameters{height:auto;max-height:none}}@media(max-width:720px){.topbar{padding:var(--space-2) var(--space-4)}.topbar__user-name{display:none}}.version-history__toolbar{justify-content:space-between;flex-wrap:wrap}.version-history__list{gap:var(--space-3)}.version-history__item{background:var(--color-surface-muted);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);display:flex;flex-direction:column;gap:var(--space-2)}.version-history__check{width:1rem;height:1rem;accent-color:var(--color-accent);cursor:pointer}.version-history__date{font-family:var(--font-mono);font-size:.75rem}.version-history__message{color:var(--color-text);font-size:.85rem;line-height:1.4}.version-history__hash{font-family:var(--font-mono);font-size:.7rem;color:var(--color-text-faint)}.version-history__actions,.version-history__quick-labels{gap:var(--space-2);flex-wrap:wrap}.chip{display:inline-flex;align-items:center;gap:var(--space-1);padding:2px var(--space-2);border-radius:999px;font-family:var(--font-mono);font-size:.7rem;background:var(--color-surface-muted);border:1px solid var(--color-border);color:var(--color-text-muted)}.chip--accent{background:var(--color-accent-soft);border-color:color-mix(in srgb,var(--color-accent) 35%,transparent);color:var(--color-accent)}.chip__remove{background:transparent;border:none;color:inherit;cursor:pointer;font-size:.85rem;line-height:1;padding:0;opacity:.7}.chip__remove:hover:not(:disabled){opacity:1;color:var(--color-danger)}.diff-modal__overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;background:var(--color-overlay);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:var(--space-5)}.diff-modal{width:min(1280px,100%);max-height:90vh;display:flex;flex-direction:column}.diff-modal__header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);flex:0 0 auto}.diff-modal__header h2{font-size:1.1rem}.diff-modal__pane{flex:1 1 auto;min-height:0;border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden;background:var(--color-surface)}