:root{--bg: #0b0f19;--bg-elevated: #111827;--surface: #1a2233;--surface-hover: #222c42;--border: rgba(148, 163, 184, .14);--text: #f7f9fc;--text-dim: #c3cddd;--text-faint: #8b99b0;--primary: #1565f5;--accent: #22d3ee;--gradient: linear-gradient(96deg, #4c8dff 0%, #22d3ee 55%, #7dd3fc 100%);--user-bubble: #1e3a8a33;--error: #f87171;--radius-lg: 24px;--radius-md: 16px;--shadow: 0 8px 30px rgba(2, 6, 23, .45);--sidebar-w: 272px;color-scheme:dark}@media(prefers-color-scheme:light){:root{--bg: #f7f9fd;--bg-elevated: #ffffff;--surface: #eef2f9;--surface-hover: #e3eaf5;--border: rgba(15, 23, 42, .09);--text: #101828;--text-dim: #475569;--text-faint: #94a3b8;--gradient: linear-gradient(96deg, #1565f5 0%, #0ea5e9 55%, #22d3ee 100%);--user-bubble: #e0eaff;--shadow: 0 8px 30px rgba(15, 23, 42, .08);color-scheme:light}}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Plus Jakarta Sans,system-ui,-apple-system,Segoe 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22px;border-radius:28px;background:var(--bg-elevated);border:1px solid var(--border);box-shadow:var(--shadow);transition:border-color .15s ease}[dir=rtl] .composer{padding:10px 22px 10px 10px}.composer:focus-within{border-color:color-mix(in srgb,var(--accent) 45%,var(--border))}.composer-input{flex:1;resize:none;border:none;outline:none;background:transparent;color:var(--text);font:inherit;font-size:15.5px;max-height:160px;padding:6px 0}.composer-input::placeholder{color:var(--text-faint)}.send-btn{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--gradient);color:#fff;transition:opacity .15s ease,transform .1s ease}.send-btn:disabled{opacity:.35;cursor:default}.send-btn:not(:disabled):active{transform:scale(.94)}[dir=rtl] .send-icon{transform:scaleX(-1)}.disclaimer{max-width:760px;margin:10px auto 0;text-align:center;font-size:11.5px;color:var(--text-faint)}@media(max-width:840px){.sidebar{position:fixed;inset-block:0;inset-inline-start:0;z-index:30;transform:translate(calc(var(--flip, 1) * -100%));transition:transform .22s ease;box-shadow:none}[dir=rtl] .sidebar{--flip: -1}.sidebar-open{transform:none;box-shadow:var(--shadow)}.sidebar-backdrop{display:block;position:fixed;inset:0;z-index:20;background:#0206178c}.menu-btn{display:inline-flex}.suggestion-grid{grid-template-columns:1fr;width:100%;max-width:420px}.thread-delete{opacity:1}}