:root{--bg:#87ceeb;--fg:#0b1320;--accent:gold;--listening:#ff8c00;--thinking:#7a7a7a;--speaking:#1db954}html,body{height:100%}body{background:var(--bg);color:var(--fg);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,Apple Color Emoji,Segoe UI Emoji}.appShell{flex-direction:column;min-height:100vh;display:flex}.appHeader{background:gold;border-bottom:1px solid #ffffff14;flex-direction:column;gap:4px;padding:18px 20px;display:flex}.appHeaderBrand{letter-spacing:.2px;color:#0b1320;font-weight:800}.appMain{flex:1;gap:0;min-height:0;padding:16px;display:flex}.leftColumn{color:var(--fg);background:linear-gradient(#87ceeb 0%,#5babde 100%);border-radius:18px 0 0 18px;flex:0 0 65%;min-width:0;min-height:0;padding:18px 10px;display:flex;position:relative;overflow:hidden}.leftInner{z-index:2;background:0 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