*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#08090c;--surface:#10131a;--surface2:#161a24;
  --border:#1e2330;--border2:#2a3040;
  --accent:#19e37f;--accent-dim:#0d7a45;
  --text:#e8eaf0;--text-muted:#6b7280;--text-dim:#9ca3af;
  --red:#ef4444;--yellow:#f59e0b;--blue:#3b82f6;
  --font-display:'Syne',sans-serif;--font-mono:'JetBrains Mono',monospace;
}
body{background:var(--bg);color:var(--text);font-family:var(--font-display);min-height:100vh;overflow-x:hidden}
a{color:var(--accent);text-decoration:none}
input,select,textarea{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-family:var(--font-display);font-size:14px;outline:none;transition:border-color .2s;width:100%}
input:focus,select:focus{border-color:var(--accent)}
button{cursor:pointer;font-family:var(--font-display);transition:all .2s}
.btn{padding:10px 18px;border-radius:8px;font-size:14px;font-weight:600;border:none}
.btn-primary{background:var(--accent);color:#08090c}
.btn-primary:hover{background:#15c96e;transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border2)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-danger{background:#7f1d1d;color:#fca5a5;border:none}
.btn-sm{padding:6px 12px;font-size:12px}
.app-layout{display:flex;height:100vh;overflow:hidden}
.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 0;flex-shrink:0}
.sidebar-logo{padding:0 20px 24px;border-bottom:1px solid var(--border)}
.sidebar-logo h1{font-size:20px;font-weight:800;color:var(--accent)}
.sidebar-logo p{font-size:11px;color:var(--text-muted);margin-top:2px}
.sidebar-nav{flex:1;padding:16px 0;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;font-size:13px;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all .2s;border-left:3px solid transparent}
.nav-item:hover{color:var(--text);background:var(--surface2)}
.nav-item.active{color:var(--accent);border-left-color:var(--accent);background:var(--surface2)}
.nav-item .nav-icon{font-size:16px;width:20px;text-align:center}
.sidebar-user{padding:16px 20px;border-top:1px solid var(--border)}
.sidebar-user .user-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-user .user-role{font-size:11px;color:var(--text-muted);margin-top:2px}
.main-content{flex:1;overflow-y:auto;display:flex;flex-direction:column}
.top-bar{padding:16px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:var(--surface);flex-shrink:0}
.top-bar h2{font-size:18px;font-weight:700}
.page-content{padding:24px;flex:1}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}
.card-sm{padding:14px 16px}
.card-title{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}
.metric-value{font-family:var(--font-mono);font-size:28px;font-weight:500}
.metric-value.positive{color:var(--accent)}
.metric-value.negative{color:var(--red)}
.metric-value.neutral{color:var(--text)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px}
.table-wrapper{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;padding:10px 12px;color:var(--text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border);font-weight:600}
td{padding:10px 12px;border-bottom:1px solid var(--border)}
tr:hover td{background:var(--surface2)}
.badge{display:inline-flex;align-items:center;padding:3px 8px;border-radius:999px;font-size:11px;font-weight:600}
.badge-green{background:#052e16;color:var(--accent)}
.badge-red{background:#450a0a;color:#fca5a5}
.badge-yellow{background:#422006;color:#fbbf24}
.badge-blue{background:#172554;color:#93c5fd}
.badge-gray{background:#1e2330;color:var(--text-muted)}
.signal-hero{background:linear-gradient(135deg,#0a1a12 0%,#0d1f1a 100%);border:1px solid var(--accent-dim);border-radius:16px;padding:24px;margin-bottom:24px}
.signal-hero .score{font-family:var(--font-mono);font-size:56px;font-weight:700;color:var(--accent);line-height:1}
.signal-hero .label{font-size:12px;color:var(--text-muted);text-transform:uppercase;margin-top:4px}
.filters{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap;align-items:center}
.filter-chip{padding:6px 14px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid var(--border);color:var(--text-muted);cursor:pointer;background:transparent;transition:all .2s}
.filter-chip.active{border-color:var(--accent);color:var(--accent);background:#0a1f14}
.filter-chip:hover{border-color:var(--border2)}
.slider-group{margin-bottom:16px}
.slider-group label{display:flex;justify-content:space-between;font-size:13px;color:var(--text-muted);margin-bottom:6px}
.slider-group label span{color:var(--text);font-family:var(--font-mono)}
input[type=range]{width:100%;accent-color:var(--accent);background:transparent;border:none;padding:0;height:4px}
.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:6px}
.status-dot.online{background:var(--accent);box-shadow:0 0 6px var(--accent)}
.status-dot.offline{background:var(--red)}
.status-dot.warning{background:var(--yellow)}
.chart-container{position:relative;height:220px;width:100%}
.loading{display:flex;align-items:center;justify-content:center;gap:8px;padding:40px;color:var(--text-muted)}
.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#toast{position:fixed;bottom:24px;right:24px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 18px;font-size:13px;z-index:1000;transform:translateY(20px);opacity:0;transition:all .3s;pointer-events:none}
#toast.show{transform:translateY(0);opacity:1}
#toast.success{border-color:var(--accent);color:var(--accent)}
#toast.error{border-color:var(--red);color:#fca5a5}
.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);z-index:100}
.bottom-nav-items{display:grid;grid-template-columns:repeat(5,1fr)}
.bottom-nav-item{display:flex;flex-direction:column;align-items:center;padding:10px 4px 6px;font-size:10px;color:var(--text-muted);cursor:pointer;gap:3px;border:none;background:transparent}
.bottom-nav-item.active{color:var(--accent)}
.bottom-nav-item .icon{font-size:18px}
@media(max-width:768px){.sidebar{display:none}.bottom-nav{display:block}.app-layout{flex-direction:column}.main-content{margin-bottom:70px}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.page-content{padding:16px}.top-bar{padding:12px 16px}}
.conf-high{color:var(--accent)}
.conf-med{color:var(--yellow)}
.conf-low{color:var(--red)}
.arb-row{background:#0a1a0a}
.arb-pct{font-family:var(--font-mono);color:var(--accent);font-weight:700}
.best-book{background:#0a1a12;border-left:3px solid var(--accent)}
.toggle{position:relative;display:inline-block;width:44px;height:24px}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:var(--border);border-radius:24px;transition:.3s}
.toggle-slider::before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.3s}
.toggle input:checked+.toggle-slider{background:var(--accent)}
.toggle input:checked+.toggle-slider::before{transform:translateX(20px)}
.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-state .icon{font-size:48px;margin-bottom:12px}
.section-title{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text)}