:root{--primary:#00f2fe;--secondary:#4facfe;--bg-dark:#0a0b10;--bg-card:hsla(0,0%,100%,.03);--bg-hover:hsla(0,0%,100%,.08);--border:hsla(0,0%,100%,.1);--text-primary:#fff;--text-secondary:#a0a0a0;--accent-green:#0f8;--accent-red:#ff4d4d;--glass-bg:rgba(16,18,27,.4);--glass-border:hsla(0,0%,100%,.08)}*{margin:0;padding:0;box-sizing:border-box}body{background-color:var(--bg-dark);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;min-height:100vh;overflow-x:hidden}.glass-container{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:16px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--bg-hover)}.app-container{display:grid;grid-template-areas:"header header" "sidebar main";grid-template-columns:280px 1fr;grid-template-rows:70px 1fr;height:100vh;transition:grid-template-columns .3s ease}.app-container.collapsed{grid-template-columns:80px 1fr}.header{grid-area:header;display:flex;align-items:center;justify-content:space-between;padding:0 24px;border-bottom:1px solid var(--border);background:rgba(10,11,16,.8);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);gap:24px}.header-brand h1{font-size:1.35rem;white-space:nowrap}.connection-bar{gap:16px;flex:1 1;justify-content:flex-end;background:var(--bg-card);padding:8px 16px;border-radius:8px;border:1px solid var(--border)}.connection-bar,.input-group{display:flex;align-items:center}.input-group{gap:8px}.input-group label{font-size:.8rem;color:var(--text-secondary);white-space:nowrap}.header-input{background:var(--bg-dark);border:1px solid var(--border);color:var(--text-primary);padding:6px 10px;border-radius:4px;font-size:.85rem;outline:none;width:110px;transition:border-color .2s ease}.header-input.url-input{width:200px}.header-input:focus{border-color:var(--primary)}.btn-connect{display:flex;align-items:center;gap:6px;padding:6px 16px;font-size:.85rem;height:32px}.btn-connect:disabled{opacity:.6;cursor:not-allowed}.header-status{white-space:nowrap;flex-shrink:0}.sidebar{grid-area:sidebar;border-right:1px solid var(--border);padding:24px;display:flex;flex-direction:column;gap:32px;position:relative;transition:all .3s ease;overflow:hidden}.collapse-toggle{position:absolute;top:24px;right:12px;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s ease}.collapse-toggle:hover{color:var(--primary);background:var(--bg-hover)}.sidebar.collapsed{padding:24px 0;align-items:center}.sidebar.collapsed .collapse-toggle{right:auto}.nav-label{font-size:.85rem;color:var(--text-secondary);margin-bottom:16px;text-transform:uppercase;letter-spacing:1px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:8px;cursor:pointer;transition:all .2s ease;color:var(--text-primary);margin-bottom:8px}.nav-item:hover{background:var(--bg-hover);color:var(--primary)}.nav-icon{flex-shrink:0}.collapsed-nav{display:flex;flex-direction:column;align-items:center;margin-top:40px;width:100%}.collapsed-nav .nav-item{justify-content:center;padding:12px 0;width:80%;margin:0 auto 8px}.main-content{grid-area:main;display:flex;flex-direction:column;padding:24px;gap:24px;height:calc(100vh - 70px);overflow:hidden}.function-display-area{flex:1 1;overflow-y:auto}.system-message-area{height:200px;display:flex;flex-direction:column;padding:16px;flex-shrink:0}.message-header{font-weight:600;margin-bottom:12px;color:var(--primary);border-bottom:1px solid var(--border);padding-bottom:8px}.message-content{flex:1 1;overflow-y:auto;font-family:Consolas,monospace;font-size:.85rem;color:var(--text-secondary)}.message-item{margin-bottom:6px}.message-item.info{color:var(--secondary)}.message-item.error{color:var(--accent-red)}h1{font-size:1.5rem;font-weight:700;background:linear-gradient(to right,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.status-badge{padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:600;display:inline-flex;align-items:center;gap:6px}.status-online{background:rgba(0,255,136,.1);color:var(--accent-green)}.status-offline{background:rgba(255,77,77,.1);color:var(--accent-red)}.btn{padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-primary);cursor:pointer;transition:all .2s ease;font-size:.9rem}.btn:hover{background:var(--bg-hover);border-color:var(--secondary)}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));border:none;font-weight:600}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}