*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #1a73e8;--primary-dark: #1557b0;--bg: #f8f9fa;--surface: #ffffff;--border: #e0e0e0;--text: #202124;--text-secondary: #5f6368;--danger: #d93025;--success: #1e8e3e;--warning: #f9ab00;--radius: 12px;--shadow: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #121212;--surface: #1e1e1e;--border: #333;--text: #e8eaed;--text-secondary: #9aa0a6}}:root[data-theme=dark]{--bg: #121212;--surface: #1e1e1e;--border: #333;--text: #e8eaed;--text-secondary: #9aa0a6}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}#root{display:flex;flex-direction:column;height:100vh;max-width:600px;margin:0 auto}button{cursor:pointer;border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:500;transition:opacity .15s}button:active{opacity:.8}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-icon{padding:8px;border-radius:50%;background:transparent;font-size:18px}input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:15px;background:var(--surface);color:var(--text);outline:none;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--primary)}label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:4px;font-weight:500}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:500}.pill-primary{background:#e8f0fe;color:var(--primary)}.pill-success{background:#e6f4ea;color:var(--success)}.offline-badge{background:var(--warning);color:#333;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}.status-unreachable{background:var(--danger);color:#fff;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}.status-syncing{background:var(--primary);color:#fff;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}.toast{position:fixed;bottom:80px;left:50%;transform:translate(-50%);background:#333;color:#fff;padding:10px 20px;border-radius:8px;font-size:14px;z-index:1000;animation:fadeup .2s ease}@keyframes fadeup{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}