.boot-error[hidden]{display:none!important}.boot-error{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:9999;display:flex;align-items:center;justify-content:center;padding:24px}.boot-error-box{max-width:320px;text-align:center;color:#fff}.boot-error-box p{font-size:15px;line-height:1.5;margin-bottom:16px}.boot-error-box button{background:#0b84ff;color:#fff;border:none;border-radius:10px;padding:11px 20px;font-size:15px;font-weight:600;cursor:pointer}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}:root{--bg:#FFFFFF;--bg-secondary:#F2F2F7;--bg-elevated:#FFFFFF;--bg-input:#E9E9EB;--text:#000000;--text-secondary:#8E8E93;--separator:rgba(60,60,67,0.29);--blue:#0B84FF;--blue-grad-1:#2FA1FF;--blue-grad-2:#0B6BFF;--green:#30D158;--red:#FF3B30;--gray-bubble:#EAF1FB;--tabbar-bg:rgba(249,249,249,0.85);--header-bg:rgba(255,255,255,0.85);--shadow:0 1px 3px rgba(0,0,0,0.06);--font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Helvetica 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rgba(0,0,0,0.5)}.theme-wave{--bg:#051423;--bg-secondary:#0A1D30;--bg-elevated:#0D2338;--bg-input:#12293F;--text:#EAF6FF;--text-secondary:#7FA3BC;--separator:rgba(120,180,220,0.18);--blue:#21C7E8;--green:#2EE6A8;--red:#FF6B7A;--gray-bubble:#123049;--tabbar-bg:rgba(6,24,40,0.82);--header-bg:rgba(5,20,35,0.8);--wave-1:#16B7DD;--wave-2:#4FF0C8;--wave-glow:rgba(33, 199, 232, 0.4);--glass-bg:rgba(16,48,72,0.55);--glass-bg-strong:rgba(14,42,64,0.8);--glass-border:rgba(140,220,255,0.22);--glass-shine:rgba(180,235,255,0.16);--glass-shadow:0 12px 40px rgba(0,10,20,0.6)}.theme-wave::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:0;background:radial-gradient(ellipse 90% 55% at 15% -5%,rgba(33,199,232,.16),transparent 60%),radial-gradient(ellipse 75% 50% at 95% 105%,rgba(79,240,200,.1),transparent 60%)}@keyframes waveCurrent{from{opacity:.65;transform:translateY(0)}to{opacity:1;transform:translateY(-8px)}}.theme-wave.reduce-motion::before{animation:none}.theme-wave 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.28s cubic-bezier(.25,1.15,.35,1)}@keyframes viewerZoom{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}.reduce-motion .photo-viewer-img{animation:none}.photo-viewer-top{position:absolute;top:calc(10px + env(safe-area-inset-top,0px));left:12px;right:12px;display:flex;justify-content:space-between;align-items:center;z-index:2}.viewer-btn{display:flex;align-items:center;gap:6px;min-width:40px;height:40px;padding:0 14px;border:none;border-radius:22px;background:rgba(255,255,255,.14);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:14px;font-weight:700;font-family:var(--font);cursor:pointer;transition:transform .15s cubic-bezier(.3,1.4,.5,1),background .15s ease}.viewer-btn:active{transform:scale(.92)}.viewer-save{background:var(--wave-grad);border:none;box-shadow:0 4px 16px var(--wave-glow)}.viewer-btn:disabled{opacity:.6;pointer-events:none}.desktop-placeholder{display:none}@media (min-width:900px){:root{--sidebar:400px}.frame-wrap{background:var(--bg)}.phone{width:100%;height:100dvh;border-radius:0;border:none;box-shadow:none}.status-bar{display:none}.app{padding-top:0}.screen{top:0}.auth-wrapper{padding-top:40px}.screen{right:auto;width:var(--sidebar);border-right:1px solid var(--separator);padding-bottom:calc(96px + env(safe-area-inset-bottom,0px))}.large-title-brand{padding-top:14px}.tab-bar{left:calc(var(--sidebar)/ 2);width:min(calc(var(--sidebar) - 36px),340px)}#conversation,#infoScreen{left:var(--sidebar);padding-top:0}#newChatScreen{width:var(--sidebar);border-right:1px solid var(--separator);padding-top:0}.desktop-placeholder{display:flex;position:absolute;inset:0;left:var(--sidebar);z-index:1;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px;background:var(--bg-secondary)}.desk-logo{height:44px;width:auto;opacity:.85;margin-bottom:22px}.dark .desk-logo,.theme-wave .desk-logo{filter:invert(1) brightness(1.1)}.desk-title{font-size:26px;font-weight:800;letter-spacing:-.02em;margin-bottom:8px}.desk-sub{font-size:14.5px;color:var(--text-secondary);max-width:320px;line-height:1.5}.desk-hint{display:inline-flex;align-items:center;gap:6px;margin-top:34px;font-size:12px;font-weight:600;color:var(--text-secondary);opacity:.75}#btnBack{visibility:hidden}.bubble{max-width:58%}.messages{padding-left:4%;padding-right:4%}.row{cursor:pointer}.row:hover{background:var(--bg-secondary)}.row-actions{z-index:3;align-items:center;gap:8px;padding-right:12px;opacity:0;pointer-events:none;transition:opacity .18s ease;background:linear-gradient(90deg,transparent,var(--bg-secondary) 30%)}.row-wrap:hover .row-actions{opacity:1;pointer-events:auto}.row-action{width:auto;min-width:0;height:32px;padding:0 14px;border-radius:18px;font-size:12.5px;box-shadow:0 3px 10px rgba(0,0,0,.25);transition:transform .15s cubic-bezier(.3,1.4,.5,1),filter .15s ease}.row-action:hover{filter:brightness(1.08)}.row-action:active{transform:scale(.94)}.tab-btn:hover{color:var(--text)}.tab-btn.active:hover{color:var(--wave-1)}.attach-btn:hover,.member-action:hover,.nav-btn:hover,.sheet-close:hover{filter:brightness(1.12)}.btn-primary:hover{filter:brightness(1.05)}.sheet-overlay{align-items:center;justify-content:center;padding:24px}.sheet{max-width:440px;border-radius:24px;border-bottom:1px solid var(--glass-border);animation:dialogPop .3s cubic-bezier(.25,1.2,.4,1)}.sheet-handle{display:none}.messages::-webkit-scrollbar,.screen::-webkit-scrollbar,.sheet-list::-webkit-scrollbar,.sheet-scroll::-webkit-scrollbar{width:8px}.messages::-webkit-scrollbar-thumb,.screen::-webkit-scrollbar-thumb,.sheet-list::-webkit-scrollbar-thumb,.sheet-scroll::-webkit-scrollbar-thumb{background:var(--separator);border-radius:4px}.messages::-webkit-scrollbar-thumb:hover,.screen::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}}@media (min-width:1500px){:root{--sidebar:440px}}