:root{color-scheme:light;--brand: #1a4f8a;--brand-deep: #11345c;--brand-bright: #2f74c9;--crest-red: #ab2b20;--ok: #0f6e63;--canvas: #f1eee5;--surface: #fffdf8;--surface-muted: #f6f2e9;--chat-bg: #ece8dd;--rail-bg: #16283f;--rail-line: rgb(255 255 255 / 12%);--rail-text: rgb(233 238 245 / 82%);--rail-text-strong: #ffffff;--rail-hover: rgb(255 255 255 / 10%);--bubble-mine: linear-gradient(158deg, #2f74c9, var(--brand) 58%, var(--brand-deep));--text: #232a35;--text-muted: #6f6a61;--line: #e0dacd;--shadow-card: 0 1px 2px rgb(48 38 20 / 6%), 0 10px 26px -18px rgb(48 38 20 / 26%);--shadow-float: 0 20px 48px -26px rgb(30 26 14 / 40%);--radius-card: 18px;--header-height: 64px;--grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.42 0 0 0 0 0.38 0 0 0 0 0.30 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect 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0;padding:0;font-size:12px;color:var(--text-muted);line-height:1.7}.form-narrow{max-width:420px}.chat{flex:1;min-height:0;display:grid;grid-template-columns:344px minmax(0,1fr)}.chat--compact{grid-template-columns:minmax(0,1fr)}.chat__aside{display:flex;flex-direction:column;min-height:0;min-width:0;overflow:hidden;background:var(--grain),var(--surface);border-right:1px solid var(--line)}.chat__aside-head{display:flex;align-items:center;gap:8px;padding:14px 14px 12px}.chat__aside-search{flex:1;min-width:0}.chat__aside-search.ant-input-affix-wrapper{border-color:transparent;border-radius:999px;background:var(--surface-muted);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--line) 75%,transparent);transition:background-color .16s ease,box-shadow .16s ease}.chat__aside-search.ant-input-affix-wrapper:hover{background:color-mix(in srgb,var(--brand-bright) 7%,var(--surface-muted));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--brand) 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