:root {
  --bg: #0f1115; --panel: #171a21; --border: #2a2f3a; --text: #e4e7ec; --muted: #8b93a3;
  --accent: #4f8cff; --ok: #34c77b; --warn: #e0a93e; --danger: #e05252;
}
* { box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, sans-serif; margin: 0; padding: 16px; max-width: 1200px; margin-inline: auto; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 15px; margin: 0 0 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
a { color: var(--accent); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.err { color: var(--danger); min-height: 1.2em; margin-top: 6px; }
.inline { display: inline-flex; align-items: center; gap: 6px; }
header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
header > div { display: flex; gap: 8px; }
.login-box { max-width: 340px; margin: 12vh auto; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 24px; }
.login-box form label, .grid-form label { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; color: var(--muted); font-size: 12px; }
input, select, textarea { background: #0d0f13; color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 7px 9px; font: inherit; }
textarea { resize: vertical; font-family: ui-monospace, monospace; font-size: 12px; }
.btn { background: #222733; color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 7px 14px; cursor: pointer; text-decoration: none; display: inline-block; font: inherit; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ok { background: var(--ok); border-color: var(--ok); color: #08220f; }
.btn.warn { background: var(--warn); border-color: var(--warn); color: #2a1e05; }
.btn.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.grid-form { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 4px 14px; }
.grid-form .wide { grid-column: 1 / -1; }
.btnrow { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-bottom: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px; cursor: pointer; }
.card:hover { border-color: var(--accent); }
.card.sel { border-color: var(--accent); }
.card .title { display: flex; justify-content: space-between; font-weight: 600; }
.card .meta { color: var(--muted); font-size: 12px; margin: 4px 0; }
.card .nums { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; }
.badge { font-size: 11px; padding: 1px 7px; border-radius: 10px; border: 1px solid var(--border); color: var(--muted); }
.badge.run { color: var(--ok); border-color: var(--ok); }
.stats { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 10px; font-size: 13px; }
.stats b { display: block; color: var(--muted); font-size: 11px; font-weight: 400; }
.logbox { background: #0b0d10; border: 1px solid var(--border); border-radius: 8px; padding: 10px; height: 280px; overflow-y: auto; font: 12px/1.6 ui-monospace, monospace; white-space: pre-wrap; word-break: break-all; }
.logbox.tall { height: 60vh; }
.logbox .lv-warn { color: var(--warn); }
.logbox .lv-error { color: var(--danger); }
.logbox .lv-trade { color: var(--ok); }
.logbox .ts { color: var(--muted); }