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TC",serif;color:var(--accent);cursor:pointer;opacity:0;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;font-size:14px;line-height:1.5;transition:background .16s,border-color .16s,color .16s;animation:followup-fade-in .24s ease-out forwards;display:flex}.followup-chip:hover{background:var(--accent-wash);border-color:var(--accent)}.followup-chip:active{background:var(--bg-elevated)}.followup-chip-text{flex:auto}.followup-chip-arrow{color:var(--accent-soft);opacity:.7;flex:none;font-size:14px;transition:transform .16s,color .16s,opacity .16s}.followup-chip:hover .followup-chip-arrow{color:var(--accent);opacity:1;transform:translate(2px)}@keyframes followup-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.answer-options{background:var(--bg-elevated);border:1px solid var(--line-soft);border-radius:16px;flex-direction:column;gap:6px;margin-top:16px;padding:12px;display:flex}.answer-options-q{font-family:var(--font-sans),"PingFang TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink-soft);opacity:0;margin:2px 2px 6px;font-size:14px;font-weight:600;line-height:1.55;animation:followup-fade-in .24s ease-out forwards}.answer-options-multi-hint{color:var(--ink-faint);font-size:13px;font-weight:400}.answer-option{text-align:left;background:var(--bg);border:1px solid var(--line-soft);width:100%;font-family:var(--font-sans),"PingFang TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink);cursor:pointer;opacity:0;border-radius:10px;align-items:center;gap:10px;padding:11px 12px;font-size:15px;line-height:1.55;transition:background .16s,border-color .16s,color .16s,transform .1s;animation:followup-fade-in .24s ease-out forwards;display:flex}.answer-option:hover{background:var(--accent-wash);border-color:var(--accent-soft)}.answer-option:active{transform:scale(.99)}.answer-option-text{flex:auto}.answer-option-num{color:var(--ink-faint);border:1px solid var(--line);border-radius:6px;flex:none;justify-content:center;align-items:center;min-width:20px;height:20px;font-size:12px;font-weight:600;display:inline-flex}.answer-option-other{border-style:dashed;border-color:var(--line);color:var(--ink-muted);background:0 0}.answer-option-other:hover{background:var(--bg-elevated);border-color:var(--accent-soft);color:var(--ink)}.answer-option-other .answer-option-num{color:var(--ink-faint)}.answer-option-other:hover .answer-option-num{color:var(--accent)}.answer-option[data-selected=true]{background:var(--accent);border-color:var(--accent);color:var(--bg)}.answer-option[data-selected=true] .answer-option-num{color:var(--bg);border-color:#ffffff73}.answer-options-actions{border-top:1px solid var(--line-soft);justify-content:flex-end;align-items:center;margin-top:4px;padding-top:10px;display:flex}.answer-options-submit{font-family:var(--font-sans),"PingFang TC","Microsoft JhengHei",system-ui,sans-serif;border:1px solid var(--accent);background:var(--accent);color:var(--bg);cursor:pointer;border-radius:999px;padding:9px 26px;font-size:13.5px;font-weight:600;transition:opacity .16s,transform .1s,background .16s}.answer-options-submit:hover{opacity:.9}.answer-options-submit:active{transform:scale(.98)}.answer-options-submit:disabled{border-color:var(--line);color:var(--ink-faint);cursor:not-allowed;background:0 0}@media (prefers-reduced-motion:reduce){.followup-chip,.followups-label{opacity:1;animation:none}.followup-chip-arrow{transition:none}.answer-option,.answer-options-q{opacity:1;animation:none}.dot.b1{animation:pulse-dot-soft 1.4s ease-in-out infinite}.dot.b2{animation:pulse-dot-soft 1.4s ease-in-out .25s infinite}.dot.b3{animation:pulse-dot-soft 1.4s ease-in-out .5s infinite}.confirm-back,.confirm-dialog,.reveal-block,.scroll-bottom-btn,.streaming-caret:after,.toolpill-notice,.user-menu{animation:none}}.actions{gap:6px;margin-top:6px;margin-left:-6px;display:flex}.actions .iconbtn{border-radius:8px;width:36px;height:36px;position:relative}.actions .iconbtn:before{content:"";position:absolute;inset:-4px}.actions .iconbtn svg{width:18px;height:18px}.attachment-strip{flex-wrap:wrap;gap:8px;padding-bottom:2px;display:flex}.attachment-item{border:1px solid var(--line-soft);background:var(--bg-elevated);border-radius:12px;flex:none;width:64px;height:64px;position:relative;overflow:hidden}.attachment-thumb{object-fit:cover;width:100%;height:100%;display:block}.attachment-thumb--loading{background:var(--bg-deep)}.attachment-thumb--failed{color:var(--ink-muted);background:var(--bg-deep)}.attachment-overlay,.attachment-thumb--failed{text-align:center;font-family:var(--font-sans),system-ui,sans-serif;justify-content:center;align-items:center;padding:4px;font-size:10px;line-height:1.3;display:flex}.attachment-overlay{color:#fff;background:#2a262273;position:absolute;inset:0}.attachment-overlay--error{background:#7a4b2fd1}.attachment-spinner{border:2px solid #ffffff59;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:attachment-spin .7s linear infinite}@keyframes attachment-spin{to{transform:rotate(1turn)}}.attachment-remove{color:#fff;cursor:pointer;background:#2a26229e;border:none;border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;padding:0;display:flex;position:absolute;top:3px;right:3px}.attachment-remove:before{content:"";position:absolute;inset:-7px}.attachment-remove:hover{background:#2a2622d1}.composer-attach{width:40px;height:40px;color:var(--ink-muted);cursor:pointer;background:0 0;border:none;border-radius:50%;flex:none;justify-content:center;align-items:center;padding:0;transition:background-color .12s,color .12s;display:flex;position:relative}.composer-attach:before{content:"";position:absolute;inset:-2px}.composer-attach:hover:not([data-disabled]){background:var(--accent-wash);color:var(--accent)}.composer-attach[data-disabled]{opacity:.4}.composer-attach-input{opacity:0;cursor:pointer;width:calc(100% + 4px);height:calc(100% + 4px);font-size:0;position:absolute;inset:-2px}.composer-attach-input:disabled{cursor:default}.composer-attach:has(.composer-attach-input:focus-visible){outline:2px solid var(--accent);outline-offset:2px}.composer-card--drag{outline:2px dashed var(--accent-soft);outline-offset:-4px}.user-message-images{flex-wrap:wrap;justify-content:flex-end;gap:6px;margin-bottom:6px;display:flex}.user-message-images .attachment-thumb{border:1px solid var(--line-soft);border-radius:14px;width:132px;height:132px}.image-lightbox{z-index:60;cursor:zoom-out;background:#2a2622e0;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.image-lightbox .attachment-thumb{object-fit:contain;border-radius:8px;width:auto;max-width:100%;height:auto;max-height:100%}.file-chip{border:1px solid var(--line-soft);background:var(--bg-elevated);border-radius:12px;flex:0 auto;width:232px;max-width:100%;height:64px;animation:file-chip-in .18s ease-out;position:relative;overflow:hidden}.file-chip,.file-chip__link{align-items:stretch;display:flex}.file-chip__link{min-width:0;color:inherit;flex:auto;text-decoration:none}.file-chip__link:hover .file-chip__name{color:var(--accent)}.file-chip__icon{background:var(--accent-wash);color:var(--accent);border-radius:9px;flex:0 0 48px;justify-content:center;align-items:center;margin:8px 0 8px 8px;display:flex}.file-chip>.file-chip__text,.file-chip__text{min-width:0;font-family:var(--font-sans),system-ui,sans-serif;flex-direction:column;justify-content:center;gap:2px;padding:0 28px 0 10px;display:flex}.file-chip__name{color:var(--ink);font-size:13px;transition:color .12s}.file-chip__meta,.file-chip__name{white-space:nowrap;text-overflow:ellipsis;line-height:1.35;overflow:hidden}.file-chip__meta{color:var(--ink-muted);font-size:11.5px}.file-chip--problem .file-chip__icon{background:var(--bg-deep);color:var(--ink-muted)}.file-chip--problem .file-chip__meta{color:var(--accent);white-space:normal;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box}.file-chip__spinner{border:2px solid var(--accent-soft);border-top-color:var(--accent);border-radius:50%;width:16px;height:16px;animation:attachment-spin .7s linear infinite}.file-chip__remove{width:18px;height:18px;color:var(--ink-muted);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex;position:absolute;top:6px;right:6px}.file-chip__remove:before{content:"";position:absolute;inset:-7px}.file-chip__remove:hover{background:var(--accent-wash);color:var(--accent)}@keyframes file-chip-in{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}.user-message-files{flex-wrap:wrap;justify-content:flex-end;gap:6px;margin-bottom:6px;display:flex}@media (max-width:480px){.composer-card .attachment-strip{scrollbar-width:none;overscroll-behavior-x:contain;flex-wrap:nowrap;margin-right:-4px;overflow-x:auto}.composer-card .attachment-strip::-webkit-scrollbar{display:none}.composer-card .file-chip{flex:none;width:216px}.user-message-files .file-chip{width:min(100%,280px)}}@media (prefers-reduced-motion:reduce){.file-chip{animation:none}.file-chip__spinner{animation-duration:2.4s}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}