:root{color-scheme:light;font-family:DM Sans,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 0 0,#f7ffbe 0,transparent 44%),radial-gradient(circle at 100% 100%,#edffc2 0,transparent 40%),linear-gradient(135deg,#fffff6,#fbffe9);color:#1f2a19}.page-shell{min-height:100vh;padding:20px}.experience-shell{width:min(860px,100%);min-height:calc(100vh - 40px);margin:0 auto;display:grid;place-items:center}.auth-stage{width:min(540px,100%);text-align:center}.hero-title{margin:0;font-size:clamp(2.2rem,7vw,3.5rem);line-height:1.08;letter-spacing:-.03em;color:#202617}.google-button-shell{margin:24px auto 0;width:260px}.auth-button{border:none;border-radius:12px;padding:12px 18px;font-size:.92rem;font-weight:600;cursor:pointer}.auth-button.primary{background:#8fb800;color:#152000}.auth-button.primary:hover{background:#9fca00}.auth-button.secondary{background:#f2f8dc;color:#3e4f0a}.chat-stage{width:min(760px,100%);border:1px solid #e4f2b5;border-radius:22px;background:rgba(255,255,255,.9);box-shadow:0 18px 40px rgba(93,118,0,.1);padding:20px}.welcome-text{margin:0 0 12px;font-size:1.15rem;color:#29360a}.chat-feed{min-height:220px;max-height:50vh;overflow-y:auto;border:1px solid #e9f3c7;border-radius:16px;background:#fcfff2;padding:14px;margin-bottom:12px;display:grid;grid-gap:10px;gap:10px}.chat-placeholder{margin:0;color:#6a7a2c}.chat-bubble{margin:0;justify-self:end;max-width:min(75%,540px);background:#eef8c7;border:1px solid #d8ea91;border-radius:12px;padding:10px 12px;white-space:pre-wrap;line-height:1.45}.composer-shell{border:1px solid #dceaa3;border-radius:16px;background:#ffffff;padding:10px}.composer-input{width:100%;border:0;resize:none;background:transparent;font:inherit;color:#1f2a19;line-height:1.45;outline:none}.composer-input::placeholder{color:#79885a}.composer-actions{display:flex;justify-content:space-between;gap:10px;margin-top:8px}.auth-error{margin:14px 0 0;color:#8d1f2f;font-size:.9rem}body.signed-in #credential_picker_container,body.signed-in .g_id_signin,body.signed-in iframe[src*="accounts.google.com/gsi"]{display:none!important}.auth-button:disabled{opacity:.6;cursor:not-allowed}@media (max-width:640px){.chat-stage{border-radius:16px;padding:14px}.chat-feed{min-height:180px}.chat-bubble{max-width:100%}.composer-actions{flex-direction:column}}