:root{--bg:#0b0f17;--panel:#131a26;--panel-2:#0f1726;--border:#223049;--text:#e6edf6;--muted:#8aa0bd;--accent:#25d366;--accent-soft:rgba(37,211,102,0.12);--sidebar:#0d121d;--sidebar-hover:#16202f;--radius:10px;--header-h:56px;--sidebar-w:226px;--shadow-card:0 1px 2px rgba(0,0,0,0.35),0 6px 14px rgba(0,0,0,0.22);--shadow-overlay:0 8px 26px rgba(0,0,0,0.5);--shadow-drawer:-10px 0 30px rgba(0,0,0,0.45);--shadow:var(--shadow-overlay)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{scroll-behavior:smooth}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}a{color:var(--accent);transition:color .12s ease}a:hover{text-decoration:underline}::selection{background:rgba(37,211,102,.28);color:#eafff3}button{transition:filter .13s ease,transform .07s ease,opacity .13s ease,background .13s ease,border-color .13s ease}button:not(:disabled):hover{filter:brightness(1.08)}button:not(:disabled):active{transform:translateY(1px)}button:disabled{opacity:.55!important;cursor:not-allowed!important}input,select,textarea{transition:outline-color .12s ease,border-color .12s ease,background .12s ease;caret-color:var(--accent)}input::placeholder,textarea::placeholder{color:#5d6e88}:where(button,a,input,select,textarea,[tabindex]):focus-visible{outline:2px solid var(--accent);outline-offset:2px}code{background:#0d1320;border:1px solid var(--border);padding:1px 6px;border-radius:6px;font-size:.88em;color:#b7c7e0}@keyframes fadeIn{0%{opacity:.35}to{opacity:1}}.app-content{animation:fadeIn .2s ease both}.nav-item{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:var(--radius);color:var(--muted);text-decoration:none;font-size:14px;font-weight:500;position:relative;transition:background .12s ease,color .12s ease}.nav-item:hover{background:var(--sidebar-hover);color:var(--text)}.nav-item.active{background:var(--accent-soft);color:#eafff3}.nav-item.active:before{content:"";position:absolute;left:-10px;top:8px;bottom:8px;width:3px;border-radius:0 3px 3px 0;background:var(--accent)}.nav-item svg{width:18px;height:18px;flex-shrink:0}.nav-group{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:#56688a;padding:0 12px;margin:16px 0 6px;font-weight:600}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer;transition:background .12s ease,color .12s ease}.icon-btn:hover{background:var(--sidebar-hover);color:var(--text)}.user-chip,.user-chip:hover{text-decoration:none}.user-chip:hover{background:var(--sidebar-hover)}.conv-item{position:relative;transition:background .12s ease}.conv-item:hover{background:#131b29}.conv-item.is-active{background:#1b2536}.conv-item.is-active:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:0 3px 3px 0;background:var(--accent)}.msg-row .react-trigger{opacity:0;transition:opacity .12s ease}.msg-row:hover .react-trigger{opacity:1}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes spin{to{transform:rotate(1turn)}}.skeleton{background:#1c2738;border-radius:8px;animation:pulse 1.4s ease-in-out infinite}.spinner{width:26px;height:26px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#1f2b40;border-radius:8px;border:2px solid var(--bg)}::-webkit-scrollbar-thumb:hover{background:#2b3a55}.card-lift{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card)}.toaster{position:fixed;right:20px;bottom:20px;z-index:1100;flex-direction:column;max-width:min(380px,calc(100vw - 40px))}.toast,.toaster{display:flex;gap:10px}.toast{align-items:flex-start;padding:12px 14px;border-radius:10px;background:#131a26;border:1px solid var(--border);box-shadow:var(--shadow-overlay);color:var(--text);font-size:13.5px;cursor:pointer;animation:toastIn .22s cubic-bezier(.22,1,.36,1) both}.toast-msg{line-height:1.45;padding-top:1px}.toast-icon{flex-shrink:0;width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;color:#04210f}.toast-icon-success{background:var(--accent)}.toast-icon-error{background:#e0566f;color:#1a0608}.toast-icon-info{background:#5a8fd6;color:#04121f}.toast-error{border-color:#5a2a33}.toast-success{border-color:#1f6f46}@keyframes toastIn{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.confirm-backdrop{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.55);display:grid;place-items:center;padding:24px;animation:fadeIn .14s ease both}.confirm-dialog{width:380px;max-width:100%;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:22px;box-shadow:var(--shadow-overlay);animation:confirmIn .18s cubic-bezier(.22,1,.36,1) both}.confirm-title{margin:0 0 8px;font-size:17px}.confirm-msg{margin:0 0 18px;color:var(--muted);font-size:14px;line-height:1.55}.confirm-actions{display:flex;justify-content:flex-end;gap:10px}.confirm-cancel{border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--muted)}.confirm-cancel,.confirm-ok{padding:9px 16px;cursor:pointer;font-size:14px}.confirm-ok{border-radius:8px;border:none;background:var(--accent);color:#04210f;font-weight:600}.confirm-danger{background:#e0566f;color:#1a0608}@keyframes confirmIn{0%{opacity:0;transform:translateY(8px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}