:root{--bg-primary: #0a1f12;--bg-secondary: #0f2e1a;--bg-card: #0d4025;--bg-input: #0c2416;--text-primary: #e8e8e8;--text-secondary: #a0b0a4;--text-muted: #5a7a62;--accent: #22c55e;--accent-hover: #4ade80;--success: #4ade80;--danger: #ef4444;--warning: #fbbf24;--border: #1e4a2d;--radius: 8px;--topbar-height: 44px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased}#app{height:100%}button{cursor:pointer;border:none;font-family:inherit;font-size:inherit}.btn-primary{background:var(--accent);color:#fff;padding:8px 16px;border-radius:var(--radius);font-weight:600;transition:background .2s}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{background:var(--border);color:var(--text-primary);padding:8px 16px;border-radius:var(--radius);transition:background .2s}.btn-secondary:hover{background:var(--bg-card)}.btn-icon{background:transparent;color:var(--text-secondary);padding:6px;border-radius:var(--radius);display:inline-flex;align-items:center;justify-content:center;transition:color .2s,background .2s}.btn-icon:hover{color:var(--text-primary);background:#ffffff14}.btn-icon.danger:hover{color:var(--danger)}.btn-add{width:100%;padding:14px;background:transparent;color:var(--accent);border:2px dashed var(--border);border-radius:var(--radius);font-size:1rem;font-weight:600;transition:border-color .2s,color .2s}.btn-add:hover{border-color:var(--accent);color:var(--accent-hover)}.instance-list{max-width:640px;margin:0 auto;padding:24px 16px;min-height:100%}.list-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.list-header h1{font-size:1.8rem;font-weight:700;color:var(--accent);letter-spacing:-.02em}.app-version{text-align:center;font-size:.75rem;color:var(--text-muted);opacity:.5;margin-top:16px}.empty-state{text-align:center;padding:48px 16px;color:var(--text-muted)}.empty-state p{margin-bottom:8px}.card-grid{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.add-section{margin-top:8px}.instance-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:border-color .2s}.instance-card.status-online{border-left:3px solid var(--success)}.instance-card.status-offline{border-left:3px solid var(--danger)}.instance-card.status-probing{border-left:3px solid var(--warning)}.instance-card.status-unknown{border-left:3px solid var(--text-muted)}.card-header{display:flex;align-items:center;gap:10px;margin-bottom:6px}.card-header h3{font-size:1.1rem;font-weight:600}.status-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.status-online .status-dot{background:var(--success);box-shadow:0 0 6px var(--success)}.status-offline .status-dot{background:var(--danger)}.status-probing .status-dot{background:var(--warning);animation:pulse 1s ease-in-out infinite}.status-unknown .status-dot{background:var(--text-muted)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.card-info{margin-bottom:4px;color:var(--text-secondary)}.card-address{color:var(--text-muted);margin-bottom:12px}.card-actions{display:flex;align-items:center;gap:8px}.card-actions .btn-primary{flex:1}.add-form{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.add-form h3{margin-bottom:16px;font-size:1.1rem}.add-form label{display:block;margin-bottom:12px}.add-form label span{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:4px}.add-form input{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-size:1rem;font-family:inherit;outline:none;transition:border-color .2s}.add-form input:focus{border-color:var(--accent)}.add-form input::placeholder{color:var(--text-muted)}.form-actions{display:flex;gap:8px;margin-top:16px}.instance-view{height:100dvh;display:flex;flex-direction:column}.top-bar{height:var(--topbar-height);background:var(--bg-secondary);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 8px;gap:8px;flex-shrink:0}.current-name{flex:1;font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.switcher-wrapper{position:relative}.btn-switch{background:transparent;color:var(--text-secondary);padding:6px;border-radius:var(--radius);display:inline-flex;align-items:center;transition:color .2s}.btn-switch:hover{color:var(--text-primary)}.switcher-backdrop{position:fixed;inset:0;z-index:10}.switcher-dropdown{position:absolute;right:0;top:100%;margin-top:4px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);min-width:180px;z-index:11;overflow:hidden}.switcher-dropdown button{display:block;width:100%;text-align:left;padding:10px 14px;background:none;color:var(--text-primary);font-size:.9rem;transition:background .15s}.switcher-dropdown button:hover{background:#ffffff14}.instance-iframe{flex:1;width:100%;border:none}.pwa-toast{position:fixed;bottom:16px;left:50%;transform:translate(-50%);background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;display:flex;align-items:center;gap:12px;box-shadow:0 4px 24px #0006;z-index:100}.pwa-toast span{font-size:.9rem}@media(min-width:768px){.instance-list{max-width:800px;padding:32px 24px}.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}}.power-screen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:var(--bg-primary);text-align:center;padding:24px}.power-screen-icon{color:var(--accent);margin-bottom:4px}.power-screen-title{font-size:1.2rem;font-weight:700;color:var(--text-primary)}.power-screen-body{font-size:.9rem;color:var(--text-secondary)}.power-screen-actions{display:flex;flex-direction:column;gap:8px;width:200px;margin-top:4px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:spin 1.5s linear infinite}