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p{color:var(--muted);margin-top:8px;font-size:13px}.sources a{color:var(--muted);overflow-wrap:anywhere;margin-top:8px;font-size:13px;display:block}.inline-error{border-radius:18px;width:min(860px,100% - 32px);margin:0 auto 12px;padding:12px 14px;font-size:14px}.composer{background:linear-gradient(to top, var(--composer), transparent);padding:0 16px 18px}.composer-surface{border:1px solid var(--line);background:var(--panel-alpha);width:min(860px,100%);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:24px;gap:12px;margin:0 auto;padding:14px 16px 12px;display:grid}.composer-surface.drag-active{border-color:var(--mint);background:var(--surface-accent)}.draft-attachments{flex-wrap:wrap;align-items:flex-start;gap:10px;display:flex}.draft-attachment-card{border:1px solid var(--line);background:var(--panel);border-radius:16px;flex:0 0 108px;width:108px;position:relative;overflow:hidden}.draft-attachment-preview{aspect-ratio:1;object-fit:cover;background:var(--surface-soft);width:100%;display:block}.draft-attachment-remove{aspect-ratio:1;color:#fff;background:#0f172ab8;border:0;border-radius:999px;place-items:center;width:28px;display:grid;position:absolute;top:8px;right:8px}.draft-attachment-remove .icon{width:14px;height:14px}.draft-attachment-meta{justify-content:space-between;align-items:center;gap:8px;padding:8px 10px;display:flex}.composer textarea{min-height:76px;max-height:180px;box-shadow:none;background:0 0;border:0;padding:0;font-size:18px;line-height:1.55}.composer textarea:focus{box-shadow:none}.composer-footer{justify-content:space-between;align-items:center;gap:12px;display:flex}.composer-actions{align-items:center;gap:10px;min-width:0;display:flex}.composer-attach-button{border:1px solid var(--line);min-height:34px;color:var(--ink);background:var(--surface);border-radius:12px;align-items:center;gap:8px;padding:0 12px;font-size:13px;font-weight:700;display:inline-flex;box-shadow:0 0 0 1px #d1cfc5a3}.composer-attach-button:hover{border-color:var(--coral)}.composer-attach-button .icon{width:16px;height:16px}.send-button{width:44px}.send-button-primary{color:#fff;border-color:var(--mint);background:var(--mint);box-shadow:0 0 0 1px #c964423d}@media (max-width:920px){.app-shell{grid-template-columns:1fr;position:relative}.sidebar{z-index:40;border-right:1px solid var(--line);border-bottom:0;grid-template-rows:auto auto minmax(0,1fr) auto;width:min(88vw,320px);height:100dvh;min-height:100vh;transition:transform .22s;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%);box-shadow:0 24px 48px #0000002e}.app-shell.mobile-sidebar-open .sidebar{transform:translate(0)}.sidebar-backdrop{z-index:30;opacity:0;pointer-events:none;background:#0f172a5c;border:0;padding:0;transition:opacity .2s;display:block;position:fixed;inset:0}.app-shell.mobile-sidebar-open .sidebar-backdrop{opacity:1;pointer-events:auto}.conversation-list{grid-auto-flow:row;grid-auto-columns:initial;overflow:hidden auto}.source-form{grid-template-columns:minmax(0,1fr) auto}.source-form textarea{grid-column:1/-1}.chat-panel{height:100dvh;min-height:100vh}.knowledge-overview,.knowledge-register-grid{grid-template-columns:1fr}.chat-toolbar{padding-top:14px}.mobile-toolbar-leading,.mobile-toolbar-actions{flex:none;align-items:center;gap:8px;display:flex}.mobile-toolbar-button{width:40px}.starter-prompt-grid{grid-template-columns:1fr}}@media (max-width:640px){.install-prompt-backdrop{padding:14px 14px calc(14px + env(safe-area-inset-bottom))}.install-prompt-modal{border-radius:16px;gap:12px;padding:16px}.install-prompt-modal h2{font-size:18px}.install-prompt-actions{grid-template-columns:1fr;display:grid}.auth-page{padding:18px}.auth-panel{padding:20px}.auth-grid{grid-template-columns:1fr}.composer{padding:0 12px calc(14px + env(safe-area-inset-bottom))}.chat-toolbar{padding:calc(12px + env(safe-area-inset-top)) 14px 8px;display:grid}.chat-toolbar-copy h2{font-size:20px}.chat-stream,.knowledge-manager{padding:8px 14px 22px}.message-row.user .message-bubble{max-width:100%}.message-row.user.has-attachments .message-bubble{width:100%}.knowledge-overview-stats{grid-template-columns:1fr}.composer-surface{border-radius:24px;padding:12px 14px 10px}.composer-footer,.composer-actions{display:grid}.composer-actions{gap:8px}.composer textarea{font-size:16px}.starter-prompt{min-height:58px}.draft-attachment-card{flex-basis:92px;width:92px}.notification-controls-row{gap:6px}.notification-pill span{display:none}.account-row{gap:8px;padding:10px}}