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.rim:before{background:var(--ring-crimson)}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:var(--font-ui);color:var(--ink);background:var(--shell)}.rim{position:relative;isolation:isolate;--focus-ring: var(--instrument-ink)}.rim:before{content:"";position:absolute;inset:calc(-1 * var(--rim-width));z-index:-1;border-radius:calc(var(--r-tray) + var(--rim-width));background:conic-gradient(from 0deg,var(--ring-teal) 0deg,var(--ring-amber) 48deg,var(--ring-crimson) 95deg,var(--ring-ember) 165deg,var(--ring-green) 250deg,var(--ring-amber) 288deg,var(--ring-amber-deep) 322deg,var(--ring-teal) 360deg);padding:var(--rim-width);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;opacity:var(--rim-opacity);filter:blur(var(--rim-falloff)) saturate(var(--rim-saturation));transition:opacity var(--motion-base) var(--ease),filter 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var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-subtle);margin-bottom:2px}.cite-chip{display:inline-block;min-width:14px;margin-left:2px;padding:0 3px;border-radius:4px;background:#05060b0f;color:var(--ink-subtle);font:500 10px var(--font-mono);line-height:14px;text-align:center;text-decoration:none;vertical-align:super}.cite-chip:hover,.cite-chip:focus-visible{background:var(--ink);color:var(--shell)}.cite-pop{position:absolute;bottom:calc(100% + 6px);left:0;z-index:20;display:flex;flex-direction:column;gap:6px;width:max-content;max-width:min(420px,60vw);padding:10px 12px;border:1px solid rgb(5 6 11 / 10%);border-radius:var(--r-icon);background:var(--surface-card);box-shadow:0 8px 24px #05060b1a;white-space:normal}.cite-pop-quote{font:12.5px/1.55 var(--font-ui);color:var(--ink)}.cite-pop-quote:before,.cite-pop-quote:after{content:'"';color:var(--ink-subtle)}.cite-pop-src{font:10.5px 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var(--ease),transform var(--motion-fast) var(--ease)}.prompt-pill:hover,.prompt-pill:focus-visible{border-color:var(--ink);transform:translateY(-1px)}.prompt-pill-cat{flex-shrink:0;font:500 10px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-subtle)}@media(max-width:560px){.empty-headline{font-size:26px}.prompt-pill{width:100%;border-radius:var(--r-icon)}}.composer-rail{width:100%;max-width:76ch;margin:0 auto;padding:0 28px;box-sizing:border-box}.ask{align-self:flex-end;max-width:82%;margin:6px 0 2px;padding:9px 13px;border-radius:var(--r-card) var(--r-card) 6px var(--r-card);background:var(--surface-card);border:1px solid rgb(5 6 11 / 7%);font:14.5px/1.55 var(--font-ui);color:var(--ink);white-space:pre-wrap;overflow-wrap:break-word}.rail{grid-row:2;display:flex;flex-direction:column;gap:4px;width:232px;padding:12px 10px;border-right:1px solid rgb(5 6 11 / 6%);overflow-y:auto;min-height:0}.rail-new{background:none;border:1px solid rgb(5 6 11 / 12%);border-radius:var(--r-icon);cursor:pointer;padding:8px 12px;margin-bottom:6px;text-align:left;font:500 12.5px var(--font-ui);color:var(--ink);transition:background var(--motion-fast) var(--ease)}.rail-new:hover{background:#05060b0a}.rail-empty{margin:4px 2px;font:12px/1.5 var(--font-ui);color:var(--ink-subtle)}.rail-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:1px}.rail-row{display:flex;align-items:stretch;border-radius:var(--r-icon)}.rail-row:hover{background:#05060b0a}.rail-row.is-active{background:var(--surface-card);box-shadow:0 1px 2px #05060b0f}.rail-open{background:none;border:0;cursor:pointer;flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;padding:7px 10px;text-align:left}.rail-title{font:12.5px var(--font-ui);color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rail-row.is-active .rail-title{font-weight:500}.rail-meta{font:10px var(--font-mono);color:var(--ink-subtle)}.rail-archive{background:none;border:0;cursor:pointer;padding:0 9px;font:13px var(--font-ui);color:var(--ink-subtle);opacity:0;transition:opacity var(--motion-fast) var(--ease)}.rail-row:hover .rail-archive,.rail-archive:focus-visible{opacity:1}.rail-archive.is-confirming{opacity:1;font:10px var(--font-mono);color:var(--rim-crimson)}@media(max-width:900px){.rail{display:none}}.tool-card{border:1px solid rgb(5 6 11 / 9%);border-radius:var(--r-card);background:transparent;overflow:hidden}.tool-card:hover{border-color:#05060b29}.tray-input::placeholder{color:var(--instrument-secondary);opacity:1}.tool-head{background:none;border:0;cursor:pointer;display:flex;align-items:center;gap:10px;width:100%;padding:10px 14px;text-align:left;font:inherit;color:inherit}.tool-head{--focus-offset: -2px}.ribbon-strip::-webkit-scrollbar{display:none}.cite-chip[data-corroborated]{box-shadow:0 0 0 1px #05060b38;font-weight:600}.cite-pop-badge{display:block;font:500 10px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-subtle);padding-bottom:6px;margin-bottom:6px;border-bottom:1px solid rgb(5 6 11 / 8%)}.cite-pop-entry{display:block}.cite-pop-entry+.cite-pop-entry{padding-top:8px;margin-top:8px;border-top:1px solid rgb(5 6 11 / 8%)}.cite-chip[data-disputed]{box-shadow:0 0 0 1px var(--rim-amber);font-weight:600}.cite-pop-badge-disputed{color:var(--rim-amber)}