:root {
  --bg: #0e1117; --panel: #161b22; --border: #2a313c;
  --text: #e6edf3; --muted: #8b949e; --green: #2ea043; --red: #f85149;
  --accent: #2f81f7; --amber: #d29922;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg); color: var(--text); }
.nav { display: flex; gap: 18px; align-items: center; padding: 12px 24px;
  background: var(--panel); border-bottom: 1px solid var(--border); }
.nav .brand { font-weight: 700; margin-right: 16px; color: var(--accent); }
.nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.nav a:hover { color: var(--text); }
.container { max-width: 1200px; margin: 0 auto; padding: 24px; }
.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 12px; font-size: 14px; }
.flash.success { background: rgba(46,160,67,.15); border: 1px solid var(--green); }
.flash.error { background: rgba(248,81,73,.15); border: 1px solid var(--red); }

.index-bar { display: flex; gap: 16px; margin-bottom: 20px; }
.index-pill { flex: 1; background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 18px; }
.index-pill .label { color: var(--muted); font-size: 12px; text-transform: uppercase; }
.index-pill .price { font-size: 24px; font-weight: 700; margin-top: 4px; }

.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 20px; }
.btn { padding: 9px 18px; border-radius: 6px; border: none; cursor: pointer;
  font-size: 14px; font-weight: 600; }
.btn.start { background: var(--green); color: #fff; }
.btn.stop { background: var(--red); color: #fff; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.badge { padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge.on { background: rgba(46,160,67,.2); color: var(--green); }
.badge.off { background: rgba(139,148,158,.2); color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px,1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px; }
.card h3 { margin: 0 0 12px; display: flex; justify-content: space-between; }
.kv { display: flex; justify-content: space-between; padding: 5px 0;
  font-size: 14px; border-bottom: 1px dashed var(--border); }
.kv .muted { color: var(--muted); }
.pos { color: var(--green); } .neg { color: var(--red); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; text-transform: uppercase; font-size: 11px; }

form.settings { background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 18px; margin-bottom: 18px; }
form.settings h3 { margin-top: 0; }
.field-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 12px; color: var(--muted); }
.field input, .field select { background: var(--bg); border: 1px solid var(--border);
  color: var(--text); padding: 8px; border-radius: 6px; }
.checks { display: flex; gap: 20px; margin: 14px 0; }
.checks label { font-size: 14px; }
.logline { font-family: monospace; font-size: 12px; padding: 3px 0; }
.lvl-ENTRY { color: var(--green); } .lvl-EXIT { color: var(--amber); }
.lvl-WARN, .lvl-ERROR { color: var(--red); }
.muted { color: var(--muted); }
input[type=text], input[type=password] { background: var(--bg); border: 1px solid var(--border);
  color: var(--text); padding: 9px; border-radius: 6px; width: 320px; }