._sidebar_ea7fa_1{background:var(--color-bg-sidebar);border-right:1px solid var(--color-border);z-index:20;flex-direction:column;flex-shrink:0;width:264px;height:100%;transition:transform .25s;display:flex;position:relative;overflow:hidden}._overlay_ea7fa_15{display:none}@media (width<=768px){._sidebar_ea7fa_1{z-index:50;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%)}._sidebar_ea7fa_1._open_ea7fa_29{transform:translate(0)}._overlay_ea7fa_15{z-index:49;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0000008c;display:block;position:fixed;inset:0}}._top_ea7fa_43{padding:var(--space-4);border-bottom:1px solid var(--color-border);gap:var(--space-3);flex-direction:column;display:flex}._logo_ea7fa_51{font-weight:700;font-size:var(--text-lg);align-items:baseline;gap:0;line-height:1;display:flex}._logoZ_ea7fa_60,._logoZero_ea7fa_61{color:var(--color-primary)}._logoDot_ea7fa_62{color:var(--color-text-muted);font-size:var(--text-base)}._newChatBtn_ea7fa_64{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-primary);color:#fff;border-radius:var(--radius-md);font-size:var(--text-sm);justify-content:center;font-weight:500;transition:background .15s,transform .1s;display:flex}._newChatBtn_ea7fa_64:hover{background:var(--color-primary-hover)}._newChatBtn_ea7fa_64:active{transform:scale(.97)}._searchWrap_ea7fa_82{padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);flex-shrink:0;align-items:center;display:flex;position:relative}._searchIcon_ea7fa_91{left:calc(var(--space-3) + 8px);color:var(--color-text-muted);pointer-events:none;flex-shrink:0;position:absolute}._searchInput_ea7fa_99{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);width:100%;padding:6px var(--space-3) 6px calc(var(--space-3) + 18px);font-size:var(--text-sm);color:var(--color-text-primary);outline:none;transition:border-color .15s}._searchInput_ea7fa_99::placeholder{color:var(--color-text-muted)}._searchInput_ea7fa_99:focus{border-color:var(--color-border-strong)}._searchClear_ea7fa_119{right:calc(var(--space-3) + 6px);border-radius:var(--radius-full);width:18px;height:18px;color:var(--color-text-muted);justify-content:center;align-items:center;transition:color .15s,background .15s;display:flex;position:absolute}._searchClear_ea7fa_119:hover{color:var(--color-text-secondary);background:var(--color-bg-hover)}._noResults_ea7fa_137{font-size:var(--text-sm);color:var(--color-text-muted);text-align:center;padding:var(--space-4) var(--space-3);line-height:1.5}._conversations_ea7fa_145{padding:var(--space-3) var(--space-2);gap:var(--space-3);flex-direction:column;flex:1;display:flex;overflow-y:auto}._group_ea7fa_154{flex-direction:column;gap:2px;display:flex}._groupLabel_ea7fa_160{font-size:var(--text-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.07em;padding:0 var(--space-2);margin-bottom:var(--space-1);font-weight:600}._convItem_ea7fa_170{padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);text-align:left;font-size:var(--text-sm);color:var(--color-text-secondary);justify-content:space-between;align-items:center;width:100%;transition:background .12s,color 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var(--color-border);border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--color-text-secondary);transition:border-color .15s;display:flex}._modelBtn_ea7fa_225:hover{border-color:var(--color-border-strong)}._modelName_ea7fa_241{text-align:left;text-overflow:ellipsis;white-space:nowrap;font-size:var(--text-sm);flex:1;overflow:hidden}._chevron_ea7fa_250{color:var(--color-text-muted);flex-shrink:0;transition:transform .2s}._chevronOpen_ea7fa_256{transform:rotate(180deg)}._modelDropdown_ea7fa_258{bottom:calc(100% + var(--space-1));background:var(--color-bg-elevated);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);max-height:420px;box-shadow:var(--shadow-lg);z-index:10;padding:var(--space-1) 0;position:absolute;left:0;right:0;overflow-y:auto}._tierGroup_ea7fa_273{padding:0}._tierLabel_ea7fa_277{font-size:var(--text-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.08em;padding:var(--space-2) var(--space-3) 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color-mix(in srgb, var(--color-primary) 30%, transparent)}._badge_hot_ea7fa_337{background:color-mix(in srgb, var(--color-error) 15%, transparent);color:var(--color-error);border:1px solid color-mix(in srgb, var(--color-error) 30%, transparent)}._badge_limited_ea7fa_343{background:color-mix(in srgb, var(--color-warning) 15%, transparent);color:var(--color-warning);border:1px solid color-mix(in srgb, var(--color-warning) 30%, 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var(--color-border);font-size:var(--text-xs);color:var(--color-text-muted);flex-shrink:0;display:flex}._backdrop_nhe7o_1{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1100;padding:var(--space-6);background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}._modal_nhe7o_13{background:var(--color-bg-elevated);border:1px solid var(--color-border-strong);border-radius:var(--radius-xl);width:100%;max-width:440px;box-shadow:var(--shadow-lg);animation:.2s _pop_nhe7o_1;overflow:hidden}@keyframes _pop_nhe7o_1{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}._header_nhe7o_29{padding:var(--space-5) var(--space-5) var(--space-4);justify-content:space-between;align-items:center;display:flex}._title_nhe7o_36{font-size:var(--text-lg);color:var(--color-text-primary);font-weight:600}._close_nhe7o_42{color:var(--color-text-muted);border-radius:var(--radius-sm);align-items:center;padding:4px;transition:color 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var(--color-border-strong);border-radius:var(--radius-lg);padding:var(--space-3);box-shadow:var(--shadow-md);z-index:100;min-width:220px;animation:.12s ease-out _popIn_c31iw_1;position:absolute;bottom:calc(100% + 8px);left:0}@keyframes _popIn_c31iw_1{0%{opacity:0;transform:translateY(6px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}._reasonsHeader_c31iw_54{margin-bottom:var(--space-2);justify-content:space-between;align-items:center;display:flex}._reasonsTitle_c31iw_61{font-size:var(--text-xs);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em;font-weight:600}._closeBtn_c31iw_69{color:var(--color-text-muted);align-items:center;transition:color .15s;display:flex}._closeBtn_c31iw_69:hover{color:var(--color-text-secondary)}._reasonsList_c31iw_80{gap:var(--space-1);flex-wrap:wrap;display:flex}._reasonBtn_c31iw_86{background:var(--color-bg-elevated);border:1px solid 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