:root{--primary:#5d5fef;--primary-light:#8e8fff;--primary-dark:#4a4cd9;--accent:#ff7b5d;--bg-main:#fff;--bg-sidebar:#fff;--bg-card:#ffffffe6;--text-main:#1a1b23;--text-secondary:#6e7191;--text-muted:#a0a3bd;--text-white:#fff;--border:#eff0f6;--shadow:0 8px 30px #0000000a;--glass-bg:#ffffffb3;--glass-blur:blur(12px);--glass-border:#ffffff4d;--space-xs:.5rem;--space-sm:1rem;--space-md:1.5rem;--space-lg:2rem;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-full:9999px;--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--transition:all .3s cubic-bezier(.4, 0, .2, 1)}@font-face{font-family:Outfit;src:url(https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap)}*{box-sizing:border-box;margin:0;padding:0;font-family:Outfit,sans-serif}html{height:-webkit-fill-available}body{color:var(--text-main);background-color:#fff;width:100vw;height:100vh;min-height:-webkit-fill-available;margin:0;padding:0;overflow:hidden}#root{width:100%;height:100dvh}.glass{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--shadow)}.glass-header{-webkit-backdrop-filter:blur(12px)saturate(180%);border-bottom:1px solid var(--border);z-index:100;background:#ffffffbf}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;display:inline-flex}.btn-primary{background-color:var(--primary);color:var(--text-white)}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 12px #5d5fef4d}.btn-secondary{color:var(--text-secondary);border:1px solid var(--border);background-color:#0000}.btn-secondary:hover{background-color:var(--border)}.input{border-radius:var(--radius-md);border:1px solid var(--border);width:100%;transition:var(--transition);background-color:#fff;outline:none;padding:.75rem 1rem}.input:focus{border-color:var(--primary);box-shadow:0 0 0 4px #5d5fef1a}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.5s ease-out forwards fadeIn}.auth-container{z-index:1000;background:linear-gradient(135deg,#f8f9fd 0%,#eef0f7 100%);justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;position:fixed;top:0;left:0}.auth-card{width:100%;max-width:450px;padding:var(--space-lg);border-radius:var(--radius-lg);text-align:center;gap:var(--space-md);flex-direction:column;display:flex}.auth-header h1{color:var(--text-main);margin-bottom:.5rem;font-size:2rem}.auth-header p{color:var(--text-secondary);font-size:.95rem}.auth-form{gap:var(--space-sm);text-align:left;flex-direction:column;display:flex}.input-group{align-items:center;display:flex;position:relative}.input-group svg{color:var(--text-muted);position:absolute;left:1rem}.input-group .input{padding-left:3rem}.auth-message{border-radius:var(--radius-sm);padding:.75rem;font-size:.9rem}.auth-message.error{color:#cf1322;background-color:#fff1f0;border:1px solid #ffa39e}.auth-message.success{color:#389e0d;background-color:#f6ffed;border:1px solid #b7eb8f}.full-width{width:100%}.auth-footer{margin-top:var(--space-sm);color:var(--text-secondary);font-size:.95rem}.auth-toggle{color:var(--primary);cursor:pointer;font-weight:600;text-decoration:underline}.app-layout{background-color:var(--bg-main);width:100vw;height:100dvh;display:flex}.sidebar{background-color:var(--bg-sidebar);border-right:1px solid var(--border);width:320px;height:100%;transition:var(--transition);flex-direction:column;display:flex;overflow:hidden}.chat-area{background-color:var(--bg-main);flex-direction:column;flex:1;height:100%;display:flex;position:relative}.chat-welcome{text-align:center;color:var(--text-secondary);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.chat-welcome h1{color:var(--text-main);margin-bottom:1rem}@media (width<=768px){.sidebar{z-index:10;width:100%;position:absolute;left:0}.sidebar.hidden{transform:translate(-100%)}}.voice-message-container{transition:var(--transition);border-radius:12px}.voice-message-container.own{color:#fff}@keyframes pulse{0%{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.2)}to{opacity:1;transform:scale(1)}}.pulse{animation:1s infinite pulse}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#0000000d;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#0000001a}.mobile-only{display:none}.loader{border:3px solid var(--border);border-bottom-color:var(--primary);box-sizing:border-box;border-radius:50%;width:24px;height:24px;animation:1s linear infinite rotation;display:inline-block}@keyframes rotation{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (width<=768px){.app-layout{flex-direction:column}.sidebar{z-index:100;flex-direction:column;width:100%;height:100dvh;display:flex;position:fixed;inset:0}.sidebar-wrapper,.chat-area-container{background-color:#fff;width:100%;height:100dvh;transition:transform .3s ease-in-out;position:fixed;inset:0}.sidebar-footer{padding-bottom:20px!important}@supports (padding-bottom:env(safe-area-inset-bottom)){.sidebar-footer{padding-bottom:calc(env(safe-area-inset-bottom) + 10px)!important}}.mobile-hide{display:none!important}.mobile-only,.chat-area .mobile-only{display:flex!important}}.messages-list::-webkit-scrollbar{width:6px}.messages-list::-webkit-scrollbar-track{background:0 0}.messages-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}.loader{border:4px solid #f3f3f3;border-top:4px solid var(--primary);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin;display:inline-block}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.chat-item:hover{background-color:var(--bg-main)}