@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #ffffff;--color-surface: #f7f7f8;--color-border: #e5e5e5;--color-text: #0d0d0d;--color-text-secondary: #666666;--color-text-muted: #999999;--color-accent: #0d0d0d;--color-accent-hover: #333333;--color-user-bg: #f7f7f8;--color-error: #ef4444;--color-error-bg: #fef2f2;--font: "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--transition: .15s ease}html,body{height:100%;font-family:var(--font);font-size:14px;line-height:1.6;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}#root{height:100%}.taskpane{display:flex;flex-direction:column;height:100%;overflow:hidden}.taskpane__header{flex-shrink:0;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--color-border)}.taskpane__brand{display:flex;align-items:center;gap:8px}.taskpane__logo{width:24px;height:24px}.taskpane__logo img{width:100%;height:100%;object-fit:contain}.taskpane__title{font-size:15px;font-weight:600;color:var(--color-text)}.taskpane__status{font-size:11px;color:var(--color-text-muted)}.taskpane__status--active{color:#10b981}.taskpane__body{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0}.taskpane__loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:12px;color:var(--color-text-secondary);font-size:13px}.taskpane__spinner{width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-text);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.taskpane__error-fullpage{display:flex;align-items:center;justify-content:center;height:100%;color:var(--color-error);font-size:13px;text-align:center;padding:20px}.taskpane__error-banner{background:var(--color-error-bg);color:var(--color-error);padding:8px 14px;font-size:13px;cursor:pointer;flex-shrink:0;border-bottom:1px solid rgba(239,68,68,.1)}.taskpane__error-banner:hover{opacity:.8}.context-header{flex-shrink:0;padding:10px 16px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.context-subject{font-weight:600;font-size:13px;line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.context-meta{display:flex;justify-content:space-between;align-items:center;margin-top:2px;font-size:12px;color:var(--color-text-secondary)}.context-sender{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.context-date{flex-shrink:0;margin-left:8px;color:var(--color-text-muted)}.taskpane__empty{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:16px;padding:32px 24px}.taskpane__empty-hint{font-size:13px;color:var(--color-text-muted);text-align:center;line-height:1.5}.taskpane__messages{flex:1;overflow-y:auto;display:flex;flex-direction:column;min-height:0}.message{padding:14px 16px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.message--user{background:var(--color-surface)}.message--assistant{background:var(--color-bg)}.message__header{display:flex;align-items:center;gap:6px;margin-bottom:6px}.message__avatar{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;flex-shrink:0}.message__avatar--assistant{background:#f0f0f0}.message__avatar--assistant img{width:14px;height:14px;object-fit:contain}.message__avatar--user{background:var(--color-accent);color:#fff}.message__label{font-size:13px;font-weight:600}.message__content{font-size:14px;line-height:1.6;white-space:pre-wrap;word-break:break-word;padding-left:26px}.message__cursor{display:inline-block;width:2px;height:16px;background:var(--color-text);margin-left:1px;vertical-align:text-bottom;animation:blink 1s step-end infinite}@keyframes blink{50%{opacity:0}}.taskpane__controls{flex-shrink:0;padding:12px 16px;border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:8px}.taskpane__input-row{display:flex;align-items:flex-end;gap:8px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;padding:8px 8px 8px 14px;transition:border-color var(--transition)}.taskpane__input-row:focus-within{border-color:var(--color-text-secondary)}.taskpane__input{flex:1;resize:none;border:none;font-family:var(--font);font-size:14px;line-height:1.5;color:var(--color-text);background:transparent;outline:none}.taskpane__input::placeholder{color:var(--color-text-muted)}.taskpane__input:disabled{opacity:.4;cursor:not-allowed}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:10px;font-family:var(--font);font-size:14px;font-weight:500;padding:10px 16px;cursor:pointer;transition:background var(--transition),opacity var(--transition);white-space:nowrap}.btn:disabled{opacity:.3;cursor:not-allowed}.btn--primary{background:var(--color-accent);color:#fff;width:100%;border-radius:12px}.btn--primary:hover:not(:disabled){background:var(--color-accent-hover)}.btn--ghost{background:transparent;color:var(--color-text-secondary);padding:8px;border-radius:8px}.btn--ghost:hover:not(:disabled){background:var(--color-surface);color:var(--color-text)}.btn--send{background:var(--color-accent);color:#fff;border-radius:8px;padding:6px 8px;min-width:32px;min-height:32px}.btn--send:hover:not(:disabled){background:var(--color-accent-hover)}.btn--send:disabled{background:var(--color-border);color:var(--color-text-muted);opacity:1}.taskpane__draft-actions{display:flex;gap:8px}.taskpane__draft-actions .btn{flex:1}.taskpane__draft-actions .btn--ghost{flex:0;padding:10px 12px}.taskpane__messages::-webkit-scrollbar{width:4px}.taskpane__messages::-webkit-scrollbar-track{background:transparent}.taskpane__messages::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}