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slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.switcher-pill{border:1px solid var(--hairline);-webkit-backdrop-filter:blur(8px);color:var(--text-soft);cursor:pointer;transition:border-color var(--motion-fast) var(--ease-soft);background:#f7fafc99;border-radius:20px;align-items:center;gap:3px;padding:4px 10px;font-family:inherit;font-size:12px;display:flex}.switcher-pill:hover{border-color:var(--accent)}.switcher-provider{color:var(--text);font-weight:500}.switcher-sep{color:var(--text-faint)}.switcher-tier{color:var(--text-soft)}.switcher-arrow{color:var(--text-faint);margin-left:2px;font-size:10px}.sheet-backdrop{-webkit-backdrop-filter:blur(4px);z-index:100;animation:fadeIn var(--motion-normal) var(--ease-soft);background:#00000040;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(24px);border:1px solid var(--glass-line);width:min(100vw,600px);padding:12px var(--side-pad) calc(20px + env(safe-area-inset-bottom));box-shadow:var(--glass-shadow);animation:sheetUp .3s var(--ease-soft);border-bottom:none;border-radius:20px 20px 0 0}.sheet-handle{background:var(--hairline);border-radius:2px;width:36px;height:4px;margin:0 auto 16px}.sheet-section{margin-bottom:18px}.sheet-section:last-child{margin-bottom:0}.sheet-label{color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em;font-size:12px;font-family:var(--font-en);margin-bottom:8px}.sheet-options{flex-wrap:wrap;gap:8px;display:flex}.sheet-chip{border:1px solid var(--hairline);color:var(--text-soft);font-size:14px;font-family:var(--font-cn);cursor:pointer;transition:all var(--motion-fast) var(--ease-soft);background:0 0;border-radius:12px;padding:8px 16px}.sheet-chip:hover{border-color:var(--accent);color:var(--text)}.sheet-chip.active{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.sheet-chip:disabled{opacity:.3;cursor:default}@keyframes sheetUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.newmsg-pill{z-index:90;left:50%;bottom:calc(clamp(78px, 13vw, 96px) + env(safe-area-inset-bottom));color:#fff;font-family:var(--font-en), var(--font-cn);letter-spacing:.01em;-webkit-backdrop-filter:blur(10px)saturate(1.2);cursor:pointer;opacity:0;pointer-events:none;background:#222e3c85;border:none;border-radius:999px;align-items:center;gap:5px;padding:7px 14px 7px 11px;font-size:13px;line-height:1;transition:opacity .2s,transform .28s cubic-bezier(.22,1,.36,1);display:inline-flex;position:fixed;transform:translate(-50%)translateY(8px);box-shadow:0 8px 24px #121c2842}.newmsg-pill.show{opacity:1;pointer-events:auto;transform:translate(-50%)translateY(0)}.newmsg-pill svg{flex:none;width:14px;height:14px}.chat-area::-webkit-scrollbar{width:0;height:0}