:root{--bg: #f8fafc;--bg-elevated: #ffffff;--bg-subtle: #f1f5f9;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--primary: #2563eb;--primary-hover: #1d4ed8;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--radius: 12px;--radius-sm: 8px;--shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 4px 16px rgba(15, 23, 42, .04);--sidebar-w: 248px;--font: "Inter", system-ui, sans-serif}[data-theme=dark]{--bg: #0b1120;--bg-elevated: #111827;--bg-subtle: #1e293b;--text: #f8fafc;--text-muted: #94a3b8;--border: #334155;--shadow: 0 4px 24px rgba(0, 0, 0, .35)}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%;margin:0;max-width:100%;overflow-x:hidden}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}.app-shell{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:100vh}.app-shell.collapsed{grid-template-columns:72px 1fr}.main-area{display:flex;flex-direction:column;min-width:0;max-width:100vw}.page-content{flex:1;padding:24px 28px 40px;max-width:1400px;width:100%;min-width:0}.sidebar{background:var(--bg-elevated);border-right:1px solid var(--border);padding:20px 12px;display:flex;flex-direction:column;gap:8px;min-width:0}.sidebar-head{padding:4px 10px 20px;display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-toggle{padding:6px 8px;min-width:42px}.sidebar-nav{display:flex;flex-direction:column;gap:2px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:.875rem;font-weight:500}.sidebar-link.active{background:#2563eb1a;color:var(--primary);font-weight:600}.sidebar-icon{display:inline-flex;align-items:center;justify-content:center;width:28px;min-width:28px;font-size:.68rem;font-weight:800;color:inherit}.page-header{margin-bottom:24px}.page-header h1{font-size:1.5rem;font-weight:700;margin:0 0 4px;letter-spacing:-.02em}.page-header p{margin:0;color:var(--text-muted);font-size:.9rem}.grid{display:grid;gap:16px}.grid-4{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px}.stat-card{position:relative;overflow:hidden}.stat-card .label{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.stat-card .value{font-size:1.65rem;font-weight:700;margin-top:6px;letter-spacing:-.03em}.stat-card .sub{font-size:.8rem;color:var(--text-muted);margin-top:4px}.stat-card.live:after{content:"";position:absolute;top:12px;right:12px;width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px #16a34a40;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:600}.badge.ok{background:#dcfce7;color:#166534}.badge.warn{background:#fef3c7;color:#92400e}.badge.danger{background:#fee2e2;color:#991b1b}.badge.neutral{background:var(--bg-subtle);color:var(--text-muted)}.skeleton{background:linear-gradient(90deg,var(--bg-subtle) 25%,var(--border) 50%,var(--bg-subtle) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite;border-radius:var(--radius-sm);min-height:80px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:var(--radius-sm);border:1px solid transparent;font-weight:600;font-size:.875rem;cursor:pointer;transition:background .15s,border-color .15s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn-ghost:hover{background:var(--bg-subtle)}.table-wrap{overflow-x:auto;max-width:100%}table{width:100%;border-collapse:collapse;font-size:.875rem}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at 30% 20%,#1e3a8a,#0f172a 55%,#020617);padding:24px}.login-card{width:100%;max-width:420px;background:#fffffffa;border-radius:16px;padding:36px 32px;box-shadow:0 24px 64px #00000059}.login-card h1{font-size:1.35rem;margin:0 0 6px;color:#0f172a}.login-card .sub{color:#64748b;font-size:.9rem;margin-bottom:28px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.8rem;font-weight:600;margin-bottom:6px;color:#334155}.form-group input{width:100%;padding:11px 12px;border:1px solid #cbd5e1;border-radius:var(--radius-sm);background:#fff}.form-group input:focus{outline:2px solid rgba(37,99,235,.35);border-color:var(--primary)}.form-error{color:var(--danger);font-size:.85rem;margin-bottom:12px}.reconnect-overlay{position:fixed;inset:0;z-index:9999;background:#0f172a8c;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.reconnect-box{background:var(--bg-elevated);padding:28px 32px;border-radius:var(--radius);text-align:center;max-width:360px}.toast-stack{position:fixed;bottom:20px;right:20px;z-index:9000;display:flex;flex-direction:column;gap:8px}.toast{background:var(--bg-elevated);border:1px solid var(--border);border-left:4px solid var(--primary);padding:12px 16px;border-radius:var(--radius-sm);box-shadow:var(--shadow);min-width:280px;animation:slideIn .25s ease}@keyframes slideIn{0%{transform:translate(20px);opacity:0}to{transform:none;opacity:1}}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.page-content{padding:16px}.grid-2{grid-template-columns:minmax(0,1fr)}.toast-stack{left:16px;right:16px}.toast{min-width:0}}