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0}.welcome-icon[data-astro-cid-wfrjesbw]{font-size:36px;margin-bottom:8px}.welcome-msg[data-astro-cid-wfrjesbw] h2[data-astro-cid-wfrjesbw]{font-size:18px;color:var(--text);margin-bottom:6px}.welcome-msg[data-astro-cid-wfrjesbw] p[data-astro-cid-wfrjesbw]{font-size:13px;line-height:1.5;max-width:480px;margin:0 auto}.welcome-hint[data-astro-cid-wfrjesbw]{margin-top:4px;font-size:12px}.msg[data-astro-cid-wfrjesbw]{max-width:720px;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.6;word-wrap:break-word}.msg-user[data-astro-cid-wfrjesbw]{align-self:flex-end;background:#3b82f6;color:#fff;border-bottom-right-radius:4px}.msg-assistant[data-astro-cid-wfrjesbw]{align-self:flex-start;background:var(--card-bg);border:1px solid var(--border);border-bottom-left-radius:4px}.msg-assistant[data-astro-cid-wfrjesbw] p[data-astro-cid-wfrjesbw]{margin:0 0 8px}.msg-assistant[data-astro-cid-wfrjesbw] 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0;font-size:13px;width:100%}.msg-assistant[data-astro-cid-wfrjesbw] th[data-astro-cid-wfrjesbw],.msg-assistant[data-astro-cid-wfrjesbw] td[data-astro-cid-wfrjesbw]{border:1px solid var(--border);padding:4px 8px;text-align:left}.msg-assistant[data-astro-cid-wfrjesbw] th[data-astro-cid-wfrjesbw]{background:#f8fafc;font-weight:600}.msg-file[data-astro-cid-wfrjesbw]{display:flex;align-items:center;gap:6px;margin-top:6px;font-size:12px;color:#fffc;background:#ffffff26;padding:4px 8px;border-radius:6px}.msg-file[data-astro-cid-wfrjesbw] img[data-astro-cid-wfrjesbw]{max-height:60px;border-radius:4px}.tool-indicator[data-astro-cid-wfrjesbw]{display:inline-flex;align-items:center;gap:6px;background:#fef3c7;color:#92400e;font-size:12px;padding:4px 10px;border-radius:20px;margin:4px 0}.tool-indicator[data-astro-cid-wfrjesbw] .spinner[data-astro-cid-wfrjesbw]{width:12px;height:12px;border:2px solid #92400e;border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes 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var(--border);border-radius:8px;font-size:14px;outline:none;background:var(--bg)}#msg-input[data-astro-cid-wfrjesbw]:focus{border-color:var(--accent)}.send-btn[data-astro-cid-wfrjesbw]{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 20px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s}.send-btn[data-astro-cid-wfrjesbw]:hover{background:#2563eb}.send-btn[data-astro-cid-wfrjesbw]:disabled{background:#94a3b8;cursor:not-allowed}.error-msg[data-astro-cid-wfrjesbw]{color:#dc2626;background:#fef2f2;border:1px solid #fecaca;padding:8px 12px;border-radius:8px;font-size:13px}.tier-badge[data-astro-cid-wfrjesbw]{display:inline-block;font-size:10px;font-weight:600;padding:2px 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