:root{--bg-primary: #1a1b2e;--bg-secondary: #16172b;--bg-tertiary: #12132a;--bg-surface: rgba(255, 255, 255, .03);--bg-surface-hover: rgba(255, 255, 255, .06);--bg-surface-active: rgba(99, 102, 241, .15);--bg-input: rgba(255, 255, 255, .05);--bg-modal: rgba(22, 23, 43, .95);--text-primary: #e2e4f0;--text-secondary: #9294b0;--text-muted: #5c5e7a;--text-accent: #818cf8;--text-on-accent: #ffffff;--accent: #6366f1;--accent-hover: #818cf8;--accent-glow: rgba(99, 102, 241, .3);--success: #34d399;--danger: #f87171;--warning: #fbbf24;--border: rgba(255, 255, 255, .06);--border-accent: rgba(99, 102, 241, .3);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 4px 20px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .4);--shadow-glow: 0 0 30px var(--accent-glow);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--transition: .15s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#ffffff1f}.login-page{display:flex;align-items:center;justify-content:center;height:100%;background:linear-gradient(135deg,#0f0c29,#1a1b3a 40%,#24243e);position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,var(--accent-glow),transparent 70%);top:-200px;right:-200px;animation:float 8s ease-in-out infinite}.login-page:after{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.15),transparent 70%);bottom:-100px;left:-100px;animation:float 10s ease-in-out infinite reverse}@keyframes float{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-30px) scale(1.05)}}.login-card{background:var(--bg-modal);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:48px;width:100%;max-width:420px;text-align:center;box-shadow:var(--shadow-lg);position:relative;z-index:1;animation:slideUp .5s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.login-logo{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent) 0%,#a78bfa 50%,#c084fc 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px;letter-spacing:-.02em}.login-subtitle{color:var(--text-secondary);font-size:.95rem;margin-bottom:32px;line-height:1.5}.login-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:14px 24px;background:linear-gradient(135deg,var(--accent) 0%,#7c3aed 100%);color:var(--text-on-accent);border:none;border-radius:var(--radius-md);font-family:var(--font-sans);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow-glow)}.login-btn:hover{transform:translateY(-1px);box-shadow:0 0 40px var(--accent-glow),var(--shadow-md)}.login-btn:active{transform:translateY(0)}.onboard-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.onboard-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;width:100%;max-width:440px;box-shadow:var(--shadow-lg);animation:slideUp .4s ease-out}.onboard-card h2{font-size:1.5rem;font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,var(--accent),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.onboard-card p{color:var(--text-secondary);margin-bottom:24px;font-size:.9rem}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.8rem;font-weight:500;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.05em}.form-input{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-sans);font-size:.95rem;outline:none;transition:border-color var(--transition)}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.btn-primary{display:inline-flex;align-items:center;justify-content:center;width:100%;padding:12px 24px;background:var(--accent);color:var(--text-on-accent);border:none;border-radius:var(--radius-md);font-family:var(--font-sans);font-size:.95rem;font-weight:600;cursor:pointer;transition:all var(--transition);margin-top:8px}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.chat-layout{display:flex;height:100%;width:100%}.sidebar{width:260px;min-width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100%}.sidebar-header{padding:16px 16px 12px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.sidebar-logo{font-size:1.2rem;font-weight:700;background:linear-gradient(135deg,var(--accent),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-actions{display:flex;gap:4px}.icon-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition);font-size:1.1rem}.icon-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.sidebar-section-title{padding:16px 16px 8px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}.channel-list{flex:1;overflow-y:auto;padding:0 8px 8px}.channel-item{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);font-size:.9rem;color:var(--text-secondary);border:none;background:none;width:100%;text-align:left;font-family:var(--font-sans)}.channel-item:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.channel-item.active{background:var(--bg-surface-active);color:var(--text-accent)}.channel-hash{font-size:1.1rem;font-weight:600;opacity:.6}.channel-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.channel-count{font-size:.75rem;color:var(--text-muted);background:var(--bg-surface);padding:2px 6px;border-radius:var(--radius-full)}.user-bar{padding:12px 16px;border-top:1px solid var(--border);display:flex;align-items:center;gap:10px;background:var(--bg-tertiary)}.user-avatar{width:32px;height:32px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--accent),#a78bfa);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:600;color:#fff;flex-shrink:0}.user-info{flex:1;min-width:0}.user-name{font-size:.85rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-status{font-size:.7rem;color:var(--text-muted);display:flex;align-items:center;gap:4px}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--success);animation:pulse 2s ease-in-out infinite}.status-dot.disconnected{background:var(--danger);animation:none}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.logout-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:.8rem;padding:4px 8px;border-radius:var(--radius-sm);transition:all var(--transition)}.logout-btn:hover{color:var(--danger);background:#f871711a}.chat-area{flex:1;display:flex;flex-direction:column;height:100%;min-width:0;background:var(--bg-primary)}.chat-header{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;background:var(--bg-primary);flex-shrink:0}.chat-header-hash{font-size:1.3rem;color:var(--text-muted)}.chat-header-name{font-size:1rem;font-weight:700}.chat-header-desc{font-size:.85rem;color:var(--text-secondary);padding-left:12px;border-left:1px solid var(--border)}.chat-no-channel{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-muted);gap:12px}.chat-no-channel-icon{font-size:3rem;opacity:.3}.chat-no-channel p{font-size:.95rem}.messages-area{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:2px}.message{display:flex;gap:12px;padding:6px 8px;border-radius:var(--radius-sm);transition:background var(--transition);animation:msgSlide .2s ease-out}@keyframes msgSlide{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.message:hover{background:var(--bg-surface)}.message-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:linear-gradient(135deg,#6366f1,#8b5cf6);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:600;color:#fff;flex-shrink:0;margin-top:2px}.message-content{flex:1;min-width:0}.message-header{display:flex;align-items:baseline;gap:8px;margin-bottom:2px}.message-author{font-size:.9rem;font-weight:600;color:var(--text-primary)}.message-time{font-size:.7rem;color:var(--text-muted)}.message-text{font-size:.9rem;color:var(--text-secondary);line-height:1.5;word-break:break-word}.messages-loader{text-align:center;padding:12px;color:var(--text-muted);font-size:.85rem}.message-input-container{padding:0 16px 20px;flex-shrink:0}.message-input-wrapper{display:flex;align-items:flex-end;gap:8px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);padding:4px;transition:border-color var(--transition)}.message-input-wrapper:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.message-input{flex:1;padding:10px 12px;background:none;border:none;color:var(--text-primary);font-family:var(--font-sans);font-size:.9rem;resize:none;outline:none;max-height:120px;line-height:1.4}.message-input::placeholder{color:var(--text-muted)}.send-btn{padding:8px 16px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font-sans);font-size:.85rem;font-weight:600;cursor:pointer;transition:all var(--transition);white-space:nowrap}.send-btn:hover{background:var(--accent-hover)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:50;animation:fadeIn .2s ease}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;width:100%;max-width:480px;box-shadow:var(--shadow-lg);animation:slideUp .3s ease-out}.modal h3{font-size:1.25rem;font-weight:700;margin-bottom:20px}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}.btn-ghost{padding:10px 20px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);font-family:var(--font-sans);font-size:.9rem;cursor:pointer;transition:all var(--transition)}.btn-ghost:hover{border-color:var(--text-muted);color:var(--text-primary)}.btn-sm{padding:8px 16px;font-size:.85rem}.discover-list{max-height:300px;overflow-y:auto;display:flex;flex-direction:column;gap:8px}.discover-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-surface);border-radius:var(--radius-md);border:1px solid var(--border);transition:all var(--transition)}.discover-item:hover{border-color:var(--border-accent);background:var(--bg-surface-hover)}.discover-info{flex:1;min-width:0}.discover-name{font-weight:600;font-size:.9rem;margin-bottom:2px}.discover-desc{font-size:.8rem;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.discover-join-btn{padding:6px 14px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font-sans);font-size:.8rem;font-weight:600;cursor:pointer;transition:all var(--transition);white-space:nowrap}.discover-join-btn:hover{background:var(--accent-hover)}.checkbox-group{display:flex;align-items:center;gap:8px;margin-bottom:16px}.checkbox-group input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px}.checkbox-group label{font-size:.9rem;color:var(--text-secondary);cursor:pointer}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:16px;background:var(--bg-primary)}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-muted);font-size:.9rem}@media (max-width: 768px){.sidebar{width:220px;min-width:220px}.chat-header-desc{display:none}}