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64px}.home-cluster{width:min(760px,calc(100% - 80px));display:flex;flex-direction:column;align-items:stretch;gap:28px}.home-greet{display:flex;align-items:center;justify-content:center;gap:12px;margin:0;color:var(--text);font-family:var(--font-serif);font-size:clamp(1.85rem,4vw,2.45rem);font-weight:500;letter-spacing:-.03em;line-height:1.2}.home-greet svg{color:var(--accent);flex:0 0 auto}.home-cluster>.btn{align-self:center}.home .composer{width:100%;padding:0;background:none}.home .composer-card{width:100%;max-width:none}} .topbar-eyebrow{display:none}.topbar-context strong{font-weight:560}.picker-wrap{border-color:transparent;background:transparent;box-shadow:none}.picker-wrap:focus-within{border-color:var(--border);background:var(--bg-elev)}.topbar-settings{border-color:transparent;background:transparent}.chat-scroll{background:var(--bg)}.chat-inner{max-width:800px;padding:12px 24px 28px}.welcome{min-height:min(520px,58vh);padding:48px 16px}.welcome-mark{width:44px;height:44px;margin-bottom:28px;border:0;border-radius:12px;background:var(--accent);color:#fff;box-shadow:none}.welcome h1{font-family:var(--font-serif);font-size:clamp(1.85rem,4.2vw,2.6rem);font-weight:500;letter-spacing:-.03em;line-height:1.25}.welcome-model{color:var(--text-dim)}.msg-assistant{display:block}.msg-sig{display:block;margin-top:16px;color:var(--accent)}.msg-sig.pulse{animation:sig-pulse 1.2s ease-in-out infinite}@keyframes sig-pulse{50%{opacity:.35}}.msg-footer{min-height:0;display:flex;align-items:center;justify-content:flex-start;gap:10px;margin-top:10px}.msg-actions{opacity:1}.msg-user .bubble{max-width:min(68%,560px);border:0;border-radius:18px;padding:10px 16px;background:var(--bubble);box-shadow:none}.topbar:not(.topbar-home){min-height:48px;padding:8px 20px}.topbar-context strong{font-weight:500;font-size:.875rem}.msg-avatar{width:28px;height:28px;flex:0 0 auto;display:grid;place-items:center;margin-top:4px;color:var(--accent);background:transparent}.composer{padding:8px 24px 22px;background:transparent}.composer.home{padding:0}.composer-card{width:100%;max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:4px;border:1px solid var(--border);border-radius:22px;padding:10px 12px 8px;background:var(--composer);box-shadow:0 4px 24px #1414130f}.composer-main{display:flex;align-items:flex-end;gap:6px}.composer-card:focus-within{border-color:var(--border-strong)}.composer-card textarea{flex:1;width:100%;min-height:28px;border:0;outline:0;resize:none;padding:8px 2px 6px;background:transparent;color:var(--text);font-size:1rem;line-height:1.5}.composer-toolbar{display:flex;align-items:center;justify-content:flex-end;gap:6px;padding:0 4px 2px}.composer-footnote{max-width:800px;margin:8px auto 0;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 8px;color:var(--text-dim);font-size:.75rem}.composer.docked{padding:8px 24px 16px}.composer-tools{flex:1;min-width:0;display:flex;align-items:center;justify-content:flex-end;gap:4px}.composer-picker{min-width:0}.composer-picker select,.composer-picker input{max-width:140px;border:0;background:transparent;color:var(--text-dim);font-size:.75rem;outline:none}.composer-picker.model input{max-width:160px}.icon-btn.attach{min-width:32px;min-height:32px;border:0;border-radius:8px;color:var(--text)}:root[data-theme=dark] .composer-card{box-shadow:none;border-color:transparent}@media (prefers-color-scheme: dark){:root:not([data-theme=light]) .composer-card{box-shadow:none;border-color:transparent}}.msg-assistant-body{min-width:0;flex:1}.msg-user .bubble{border:0;border-radius:18px;background:var(--bubble);box-shadow:none}.btn.send{width:36px;min-width:36px;height:36px;min-height:36px;border:0;border-radius:50%;padding:0;background:var(--send-bg);color:var(--send-fg);box-shadow:none}.btn.send:hover:not(:disabled){background:var(--send-bg);filter:brightness(1.08)}.btn.send:disabled{opacity:0;pointer-events:none}.btn.stop{min-width:36px;min-height:36px;width:36px;border-radius:50%;padding:0}.btn.stop span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.attachments,.composer-error{max-width:800px}.modal{border-radius:16px}.status-error{border-color:color-mix(in srgb,var(--danger) 40%,transparent);background:var(--danger-soft);color:var(--danger)}.gate{min-height:100%;display:grid;place-items:center;padding:32px 20px;background:var(--bg)}.gate-card{width:min(420px,100%);display:grid;justify-items:center;text-align:center}.gate-mark{display:grid;place-items:center;margin-bottom:18px;color:var(--accent);background:none}.gate h1{margin:0;font-family:var(--font-serif);font-size:2rem;font-weight:500;letter-spacing:-.03em}.gate-lead{max-width:34em;margin:10px 0 28px;color:var(--text-dim);font-size:.9375rem;line-height:1.55}.gate-form{width:100%;display:grid;gap:14px;text-align:left}.gate-error{border:1px solid color-mix(in srgb,var(--danger) 40%,transparent);border-radius:10px;padding:8px 12px;background:var(--danger-soft);color:var(--danger);font-size:.875rem}.gate-spinner{margin-top:8px}.gate-card-plain h1{font-size:1.7rem}@media (max-width: 900px){.app{gap:0;padding:0}.sidebar{border-radius:0 16px 16px 0;background:var(--sidebar-bg)}.main{border-radius:0}}.msg-user .msg-actions{opacity:0;pointer-events:none;transition:opacity .12s ease}.msg-user:hover .msg-actions,.msg-user:focus-within .msg-actions{opacity:1;pointer-events:auto}@media (hover: none),(pointer: coarse){.msg-user .msg-actions{opacity:1;pointer-events:auto}}