:root{--bg: #0f1420;--bg-elevated: #161c2c;--bg-card: #1b2233;--bg-hover: #232b3f;--border: #2a3348;--text: #e6e9f2;--text-muted: #9aa4bd;--text-dim: #6b7591;--accent: #5b8cff;--accent-hover: #7aa2ff;--accent-soft: rgba(91, 140, 255, .15);--success: #3fd68f;--success-soft: rgba(63, 214, 143, .15);--warning: #f5b544;--warning-soft: rgba(245, 181, 68, .15);--danger: #ef5a6f;--danger-soft: rgba(239, 90, 111, .15);--radius: 10px;--radius-sm: 6px;--shadow: 0 4px 16px rgba(0, 0, 0, .3);--sidebar-width: 230px;--header-height: 60px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}button{cursor:pointer}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:6px}::-webkit-scrollbar-track{background:transparent}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--bg-elevated);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 12px;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar-brand{font-size:17px;font-weight:700;padding:0 10px 20px;color:var(--text);letter-spacing:-.02em}.sidebar-brand span{color:var(--accent)}.sidebar-nav{display:flex;flex-direction:column;gap:2px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:14px;font-weight:500}.sidebar-link:hover{background:var(--bg-hover);color:var(--text)}.sidebar-link.active{background:var(--accent-soft);color:var(--accent-hover)}.sidebar-icon{width:18px;text-align:center;font-size:15px}.main-column{flex:1;min-width:0;display:flex;flex-direction:column}.header{height:var(--header-height);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;background:#0f1420d9;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:5}.header-title{font-size:16px;font-weight:600}.header-right{display:flex;align-items:center;gap:16px}.header-user{font-size:13px;color:var(--text-muted)}.page-content{padding:24px;flex:1}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}.page-header h1{font-size:20px;margin:0}.page-subtitle{color:var(--text-muted);font-size:13px;margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.grid{display:grid;gap:16px}.grid-tiles{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.tile{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.tile-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}.tile-value{font-size:28px;font-weight:700}.tile-value.zero{color:var(--text-dim)}.tile-hint{font-size:12px;color:var(--text-dim);margin-top:6px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-hover);color:var(--text);font-size:13px;font-weight:500;transition:background .12s,border-color .12s}.btn:hover{background:var(--border)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#0b1020}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-success{background:var(--success-soft);border-color:var(--success);color:var(--success)}.btn-danger{background:var(--danger-soft);border-color:var(--danger);color:var(--danger)}.btn-sm{padding:5px 10px;font-size:12px}.btn-block{width:100%;justify-content:center}.input,.select,.textarea{width:100%;padding:9px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text)}.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--accent)}.textarea{resize:vertical;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:13px}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px}.field-row{display:flex;gap:12px;flex-wrap:wrap}.field-row>.field{flex:1;min-width:140px}.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.badge-active{background:var(--success-soft);color:var(--success)}.badge-paused{background:var(--warning-soft);color:var(--warning)}.badge-disabled,.badge-blocked{background:var(--danger-soft);color:var(--danger)}.badge-connected{background:var(--success-soft);color:var(--success)}.badge-disconnected{background:var(--bg-hover);color:var(--text-dim)}table.table{width:100%;border-collapse:collapse;font-size:13px}table.table th{text-align:left;color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;padding:10px 12px;border-bottom:1px solid var(--border)}table.table td{padding:12px;border-bottom:1px solid var(--border);vertical-align:top}table.table tr:last-child td{border-bottom:none}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius)}.empty-state{text-align:center;padding:48px 20px;color:var(--text-dim)}.empty-state-icon{font-size:28px;margin-bottom:10px}.error-banner{background:var(--danger-soft);border:1px solid var(--danger);color:var(--danger);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px}.success-banner{background:var(--success-soft);border:1px solid var(--success);color:var(--success);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px}.list-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);gap:12px}.list-row:last-child{border-bottom:none}.spinner{display:inline-block;width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-block{display:flex;align-items:center;gap:10px;color:var(--text-muted);padding:24px;justify-content:center}.section-title{font-size:14px;font-weight:600;margin:0 0 12px;color:var(--text)}.muted{color:var(--text-muted)}.mono{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:12px}.notif-bell{position:relative;background:none;border:none;color:var(--text-muted);font-size:18px;padding:6px;border-radius:var(--radius-sm)}.notif-bell:hover{background:var(--bg-hover);color:var(--text)}.notif-badge{position:absolute;top:0;right:0;background:var(--danger);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 3px}.notif-dropdown{position:absolute;right:24px;top:var(--header-height);width:340px;max-height:420px;overflow-y:auto;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);z-index:20;padding:8px}.notif-item{padding:10px 12px;border-radius:var(--radius-sm)}.notif-item:hover{background:var(--bg-hover)}.notif-item.unread{border-left:2px solid var(--accent)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto;z-index:50}.modal{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:640px;padding:22px;box-shadow:var(--shadow)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:18px}.tab{padding:9px 14px;font-size:13px;color:var(--text-muted);border-bottom:2px solid transparent;cursor:pointer}.tab.active{color:var(--text);border-bottom-color:var(--accent)}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:380px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}.login-brand{text-align:center;margin-bottom:24px;font-size:20px;font-weight:700}.login-brand span{color:var(--accent)}.trial-banner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 20px;background:var(--warning-soft);border-bottom:1px solid var(--warning);font-size:13px;color:var(--text)}.trial-banner strong{color:var(--warning);font-variant-numeric:tabular-nums}