/* ÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉ    MU3 Admin Panel - Vercel-inspired Design    ÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉÔòÉ */  :root {   --bg: #000;   --bg-secondary: #111;   --bg-tertiary: #1a1a1a;   --bg-card: #0a0a0a;   --bg-hover: #151515;   --bg-input: #141414;   --border: #222;   --border-hover: #333;   --text: #ededed;   --text-secondary: #888;   --text-muted: #555;   --accent: #fff;   --accent-bg: rgba(255,255,255,0.05);   --accent-hover: rgba(255,255,255,0.1);   --green: #4ade80;   --green-bg: rgba(74,222,128,0.08);   --red: #f87171;   --red-bg: rgba(248,113,113,0.08);   --yellow: #fbbf24;   --yellow-bg: rgba(251,191,36,0.08);   --blue: #60a5fa;   --blue-bg: rgba(96,165,250,0.08);   --sidebar-width: 220px;   --radius: 0;   --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }  * { margin: 0; padding: 0; box-sizing: border-box; }  body {   font-family: var(--font);   background: var(--bg);   color: var(--text);   line-height: 1.6;   -webkit-font-smoothing: antialiased;   -moz-osx-font-smoothing: grayscale; }  a { color: var(--text); text-decoration: none; } a:hover { opacity: 0.7; } ::selection { background: rgba(255,255,255,0.15); }  /* ÔöÇÔöÇ Login ÔöÇÔöÇ */ .login-body {   display: flex; align-items: center; justify-content: center;   min-height: 100vh;   background: var(--bg); } .login-container { width: 100%; max-width: 360px; padding: 24px; } .login-card {   background: var(--bg-secondary);   border: 1px solid var(--border);   padding: 40px; } .login-icon {   width: 40px; height: 40px;   margin: 0 auto 24px;   display: flex; align-items: center; justify-content: center;   color: var(--text); } .login-icon svg { width: 32px; height: 32px; } .login-title { text-align: center; font-size: 16px; font-weight: 500; margin-bottom: 4px; letter-spacing: -0.02em; } .login-subtitle { text-align: center; color: var(--text-secondary); font-size: 13px; margin-bottom: 32px; } .login-form { display: flex; flex-direction: column; gap: 20px; } .login-btn {   background: var(--text); color: var(--bg); border: none;   padding: 12px 16px; font-size: 14px; font-weight: 500;   cursor: pointer; transition: opacity 0.15s;   font-family: var(--font); } .login-btn:hover { opacity: 0.8; } .login-btn:disabled { opacity: 0.4; cursor: not-allowed; } .login-hint { text-align: center; color: var(--text-muted); font-size: 12px; margin-top: 24px; }  /* ÔöÇÔöÇ Form elements ÔöÇÔöÇ */ .form-group { display: flex; flex-direction: column; gap: 6px; } .form-group label { font-size: 13px; color: var(--text-secondary); font-weight: 400; } .form-group input, .form-group select, .form-group textarea {   background: var(--bg-input); border: 1px solid var(--border);   color: var(--text); padding: 10px 12px; font-size: 14px;   font-family: var(--font); outline: none; transition: border-color 0.15s; } .form-group input:focus, .form-group select:focus, .form-group textarea:focus {   border-color: var(--text); } .form-error { color: var(--red); font-size: 13px; margin-top: -8px; }  /* ÔöÇÔöÇ Sidebar ÔöÇÔöÇ */ .sidebar {   position: fixed; left: 0; top: 0; bottom: 0; width: var(--sidebar-width);   background: var(--bg);   border-right: 1px solid var(--border);   display: flex; flex-direction: column; z-index: 100;   padding: 20px 12px; } .sidebar-header { padding: 0 8px 20px; } .sidebar-logo { width: 24px; height: 24px; color: var(--text); } .sidebar-title { font-size: 14px; font-weight: 500; margin-top: 8px; letter-spacing: -0.02em; } .sidebar-nav { flex: 1; display: flex; flex-direction: column; gap: 2px; } .sidebar-footer { padding-top: 16px; border-top: 1px solid var(--border); margin-top: auto; } .nav-item {   display: flex; align-items: center; gap: 10px;   padding: 8px 10px; font-size: 13px; font-weight: 400;   color: var(--text-secondary); transition: all 0.1s; } .nav-item:hover { background: var(--accent-bg); color: var(--text); } .nav-item.active { background: var(--accent-bg); color: var(--text); } .nav-item svg { width: 16px; height: 16px; flex-shrink: 0; opacity: 0.6; } .nav-item.active svg { opacity: 1; }  .main-content {   margin-left: var(--sidebar-width);   min-height: 100vh; } .topbar {   display: flex; align-items: center; justify-content: space-between;   padding: 16px 32px; background: var(--bg);   border-bottom: 1px solid var(--border);   position: sticky; top: 0; z-index: 50; } .menu-toggle { display: none; background: none; border: none; color: var(--text); font-size: 18px; cursor: pointer; } .topbar-left { display: flex; align-items: center; gap: 16px; } .topbar-title { font-size: 13px; font-weight: 400; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; } .topbar-right { display: flex; align-items: center; gap: 12px; } .topbar-time { font-size: 12px; color: var(--text-muted); font-variant-numeric: tabular-nums; } .content { padding: 32px; }  /* ÔöÇÔöÇ Dashboard Stats Grid ÔöÇÔöÇ */ .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 32px; } .stat-card {   background: var(--bg-secondary);   border: 1px solid var(--border);   padding: 20px 24px; } .stat-card:hover { border-color: var(--border-hover); } .stat-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; } .stat-value { font-size: 32px; font-weight: 400; letter-spacing: -0.04em; } .stat-value.green { color: var(--green); } .stat-value.red { color: var(--red); } .stat-value.yellow { color: var(--yellow); } .stat-value.blue { color: var(--blue); } .stat-sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }  /* ÔöÇÔöÇ Section ÔöÇÔöÇ */ .section { margin-bottom: 40px; } .section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; } .section-title { font-size: 14px; font-weight: 500; letter-spacing: -0.02em; } .section-actions { display: flex; gap: 8px; }  /* ÔöÇÔöÇ Tables ÔöÇÔöÇ */ .table-wrap { overflow-x: auto; } .data-table {   width: 100%; border-collapse: collapse;   font-size: 13px; } .data-table th {   text-align: left; padding: 10px 16px;   color: var(--text-muted); font-weight: 400;   font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em;   border-bottom: 1px solid var(--border); } .data-table td {   padding: 12px 16px;   border-bottom: 1px solid var(--border);   color: var(--text-secondary); } .data-table tr:hover td { background: var(--accent-bg); } .data-table td:first-child, .data-table th:first-child { padding-left: 0; } .data-table td:last-child, .data-table th:last-child { padding-right: 0; }  /* ÔöÇÔöÇ Badges ÔöÇÔöÇ */ .badge {   display: inline-flex; align-items: center;   padding: 2px 8px; font-size: 11px; font-weight: 500;   letter-spacing: 0.02em; border: 1px solid; } .badge-green { color: var(--green); border-color: rgba(74,222,128,0.3); background: var(--green-bg); } .badge-red { color: var(--red); border-color: rgba(248,113,113,0.3); background: var(--red-bg); } .badge-yellow { color: var(--yellow); border-color: rgba(251,191,36,0.3); background: var(--yellow-bg); } .badge-blue { color: var(--blue); border-color: rgba(96,165,250,0.3); background: var(--blue-bg); }  /* ÔöÇÔöÇ Server Cards ÔöÇÔöÇ */ .server-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; } .server-card {   background: var(--bg-secondary);   border: 1px solid var(--border);   padding: 20px 24px;   transition: border-color 0.15s; } .server-card:hover { border-color: var(--border-hover); } .server-card.online { border-left: 2px solid var(--green); } .server-card.offline { border-left: 2px solid var(--text-muted); } .server-card .name { font-size: 14px; font-weight: 500; } .server-card .port { font-size: 12px; color: var(--text-muted); margin-bottom: 12px; } .server-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; } .server-metric {} .server-metric .value { font-size: 18px; font-weight: 400; letter-spacing: -0.03em; } .server-metric .label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }  /* ÔöÇÔöÇ Buttons ÔöÇÔöÇ */ .btn {   display: inline-flex; align-items: center; gap: 6px;   padding: 8px 16px; font-size: 13px; font-weight: 500;   border: none; cursor: pointer; transition: all 0.1s;   font-family: var(--font); } .btn-primary { background: var(--text); color: var(--bg); } .btn-primary:hover { opacity: 0.8; } .btn-secondary { background: var(--bg-tertiary); color: var(--text); border: 1px solid var(--border); } .btn-secondary:hover { border-color: var(--border-hover); } .btn-danger { background: transparent; color: var(--red); border: 1px solid rgba(248,113,113,0.3); } .btn-danger:hover { background: var(--red-bg); } .btn-sm { padding: 6px 12px; font-size: 12px; } .btn-icon { padding: 6px; line-height: 0; }  /* ÔöÇÔöÇ Detail page ÔöÇÔöÇ */ .detail-header { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; } .detail-header h2 { font-size: 20px; font-weight: 500; letter-spacing: -0.03em; } .detail-meta { color: var(--text-muted); font-size: 13px; } .detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 32px; } .detail-section { margin-bottom: 32px; }  /* ÔöÇÔöÇ Tabs ÔöÇÔöÇ */ .tabs { display: flex; border-bottom: 1px solid var(--border); gap: 0; margin-bottom: 24px; } .tab-btn {   padding: 10px 20px; font-size: 13px; font-weight: 400;   color: var(--text-muted); background: none; border: none;   cursor: pointer; border-bottom: 1px solid transparent;   margin-bottom: -1px; transition: all 0.15s;   font-family: var(--font); } .tab-btn:hover { color: var(--text); } .tab-btn.active { color: var(--text); border-bottom-color: var(--text); } .tab-pane { display: none; } .tab-pane.active { display: block; }  /* ÔöÇÔöÇ Modal ÔöÇÔöÇ */ .modal-overlay {   position: fixed; inset: 0; background: rgba(0,0,0,0.8);   display: flex; align-items: center; justify-content: center;   z-index: 200; padding: 24px; } .modal {   background: var(--bg-secondary); border: 1px solid var(--border);   width: 100%; max-width: 500px; max-height: 80vh; overflow-y: auto;   padding: 32px; } .modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; } .modal-header h3 { font-size: 16px; font-weight: 500; } .modal-close { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 20px; } .modal-footer { display: flex; justify-content: flex-end; gap: 8px; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--border); }  /* ÔöÇÔöÇ Empty state ÔöÇÔöÇ */ .empty-state { text-align: center; padding: 64px 24px; color: var(--text-muted); } .empty-state svg { width: 48px; height: 48px; margin-bottom: 16px; opacity: 0.3; } .empty-state p { font-size: 14px; }  /* ÔöÇÔöÇ Scrollbar ÔöÇÔöÇ */ ::-webkit-scrollbar { width: 8px; } ::-webkit-scrollbar-track { background: transparent; } ::-webkit-scrollbar-thumb { background: var(--border); } ::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }  /* ÔöÇÔöÇ Responsive ÔöÇÔöÇ */ /* ÔöÇÔöÇ Cluster Management ÔöÇÔöÇ */ .cluster-controls {   display: flex;   align-items: center;   justify-content: space-between;   gap: 16px;   margin-bottom: 24px;   flex-wrap: wrap; } .cluster-filters {   display: flex;   gap: 8px;   align-items: center;   flex-wrap: wrap; } .cluster-filters select, .cluster-filters input, .cluster-search input {   background: var(--bg-input);   border: 1px solid var(--border);   color: var(--text);   padding: 8px 12px;   font-size: 13px;   font-family: var(--font);   outline: none; } .cluster-filters select:focus, .cluster-filters input:focus {   border-color: var(--text); } .cluster-search input {   width: 220px; } .cluster-actions {   display: flex;   align-items: center;   gap: 12px; } .auto-refresh-badge {   font-size: 11px;   color: var(--text-muted);   padding: 4px 8px;   border: 1px solid var(--border); }  .cluster-group {   margin-bottom: 24px;   border: 1px solid var(--border); } .cluster-summary {   display: flex;   align-items: center;   justify-content: space-between;   padding: 16px 20px;   background: var(--bg-secondary);   cursor: pointer;   user-select: none; } .cluster-summary:hover {   background: var(--bg-hover); } .cluster-summary-left {   display: flex;   align-items: center;   gap: 16px; } .cluster-summary-type {   font-size: 14px;   font-weight: 500; } .cluster-summary-count {   font-size: 12px;   color: var(--text-muted); } .cluster-summary-right {   display: flex;   align-items: center;   gap: 16px; } .utilization-bar-wrap {   width: 160px;   height: 6px;   background: var(--bg-tertiary);   overflow: hidden; } .utilization-bar {   height: 100%;   background: var(--green);   transition: width 0.3s; } .utilization-bar.warning { background: var(--yellow); } .utilization-bar.danger { background: var(--red); } .cluster-toggle {   font-size: 12px;   color: var(--text-muted); }  .instance-grid {   display: grid;   grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));   gap: 1px;   background: var(--border); } .instance-card {   background: var(--bg);   padding: 16px 20px;   transition: background 0.1s; } .instance-card:hover {   background: var(--bg-hover); } .instance-card-header {   display: flex;   align-items: flex-start;   justify-content: space-between;   margin-bottom: 10px; } .instance-card-id {   font-size: 13px;   font-weight: 500; } .instance-card-id a { color: var(--text); } .instance-card-id a:hover { opacity: 0.7; } .instance-card-host {   font-size: 12px;   color: var(--text-muted);   font-variant-numeric: tabular-nums;   margin-top: 2px; } .instance-card-body {   display: flex;   gap: 16px;   font-size: 12px;   color: var(--text-secondary);   margin-bottom: 12px;   flex-wrap: wrap; } .instance-card-metric {   display: flex;   align-items: center;   gap: 4px; } .instance-card-actions {   display: flex;   gap: 6px; }  /* ÔöÇÔöÇ Status dot ÔöÇÔöÇ */ .status-dot {   display: inline-block;   width: 8px;   height: 8px;   margin-right: 6px;   vertical-align: middle; } .status-dot.online { background: var(--green); } .status-dot.offline { background: var(--text-muted); } .status-dot.starting { background: var(--blue); } .status-dot.draining { background: var(--yellow); } .status-dot.crashed { background: var(--red); }  /* ÔöÇÔöÇ Instance Detail ÔöÇÔöÇ */ .instance-detail-header {   display: flex;   align-items: center;   gap: 16px;   margin-bottom: 24px; } .instance-detail-header h2 {   font-size: 20px;   font-weight: 500;   letter-spacing: -0.03em; } .sparkline {   display: flex;   align-items: flex-end;   gap: 2px;   height: 40px;   padding: 4px 0; } .sparkline-bar {   width: 6px;   background: var(--green);   min-height: 2px;   transition: height 0.3s; } .sparkline-bar:hover {   opacity: 0.7; } .log-viewer {   background: var(--bg);   border: 1px solid var(--border);   padding: 16px;   font-family: 'Courier New', monospace;   font-size: 12px;   line-height: 1.6;   max-height: 400px;   overflow-y: auto;   white-space: pre-wrap;   color: var(--text-secondary); } .log-viewer .log-line {   color: var(--text-secondary); } .labels-editor {   display: flex;   flex-wrap: wrap;   gap: 8px;   align-items: center; } .label-tag {   display: inline-flex;   align-items: center;   gap: 4px;   padding: 2px 8px;   font-size: 11px;   border: 1px solid var(--border);   background: var(--accent-bg);   color: var(--text-secondary); } .label-tag .remove-label {   cursor: pointer;   color: var(--text-muted);   font-size: 14px;   line-height: 1; } .label-tag .remove-label:hover {   color: var(--red); }  /* ÔöÇÔöÇ Scale Grid ÔöÇÔöÇ */ .scale-grid {   display: grid;   grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));   gap: 12px; } .scale-card {   border: 1px solid var(--border);   padding: 16px 20px;   background: var(--bg-secondary); } .scale-card-type {   font-size: 13px;   font-weight: 500;   margin-bottom: 8px; } .scale-card-controls {   display: flex;   align-items: center;   gap: 8px; } .scale-card-controls input {   width: 70px;   background: var(--bg-input);   border: 1px solid var(--border);   color: var(--text);   padding: 6px 8px;   font-size: 13px;   font-family: var(--font);   text-align: center;   outline: none; } .scale-card-controls input:focus {   border-color: var(--text); }  @media (max-width: 768px) {   .menu-toggle { display: block; }   .sidebar {     transform: translateX(-100%);     background: var(--bg-secondary);   }   .sidebar.open { transform: translateX(0); }   .main-content { margin-left: 0; }   .content { padding: 16px; }   .stats-grid { grid-template-columns: 1fr 1fr; }   .server-grid { grid-template-columns: 1fr; }   .detail-grid { grid-template-columns: 1fr; }   .topbar { padding: 12px 16px; }   .instance-grid { grid-template-columns: 1fr; }   .cluster-controls { flex-direction: column; align-items: stretch; }   .cluster-filters { flex-direction: column; }   .cluster-search input { width: 100%; }   .utilization-bar-wrap { width: 80px; } }