:root {
  --bg: #0a0f1c;
  --panel: #10172a;
  --panel-2: #141d33;
  --border: #1f2a44;
  --text: #e6ebf5;
  --muted: #8591ab;
  --dim: #5b6682;
  --green: #22c55e;
  --red: #f43f5e;
  --cyan: #22d3ee;
  --amber: #f59e0b;
  --purple: #a78bfa;
  --blue: #3b82f6;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --sans: Inter, system-ui, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 14px; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }

.app { display: grid; grid-template-columns: 220px 1fr; height: 100vh; }
.side { background: #0c1222; border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 16px 12px; gap: 4px; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; }
.brand-mark { width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, var(--purple), var(--cyan)); display: grid; place-items: center; }
.brand b { display: block; font-size: 15px; }
.brand small { color: var(--muted); font-size: 11px; }
.side .sec { color: var(--dim); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; padding: 12px 8px 6px; }
.side a.nav { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 8px; color: var(--muted); }
.side a.nav:hover { background: var(--panel); color: var(--text); }
.side a.nav.active { background: var(--panel-2); color: var(--text); box-shadow: inset 3px 0 0 var(--cyan); }
.side .foot { margin-top: auto; color: var(--dim); font-size: 11px; padding: 8px; line-height: 1.5; }

.main { display: flex; flex-direction: column; min-width: 0; overflow: hidden; }
.topbar { display: flex; align-items: center; gap: 16px; padding: 12px 20px; border-bottom: 1px solid var(--border); }
.topbar h1 { font-size: 18px; margin: 0; }
.topbar .spacer { flex: 1; }
.clock { font-family: var(--mono); color: var(--muted); font-size: 12px; text-align: right; }
.clock b { color: var(--text); font-size: 14px; display: block; }
.live-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--green); margin-right: 6px; box-shadow: 0 0 8px var(--green); }
.live-dot.stale { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.live-dot.err { background: var(--red); box-shadow: 0 0 8px var(--red); }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 10px 20px; border-bottom: 1px solid var(--border); }
.seg { display: inline-flex; background: var(--panel); border: 1px solid var(--border); border-radius: 9px; padding: 3px; gap: 2px; }
.seg button { background: none; border: 0; padding: 5px 11px; border-radius: 6px; font-family: var(--mono); font-size: 11.5px; color: var(--muted); letter-spacing: .04em; }
.seg button:hover { color: var(--text); }
.seg button.on { background: var(--panel-2); color: var(--text); box-shadow: 0 0 0 1px var(--border); }
.seg.accent button.on { background: rgba(34, 211, 238, .14); color: var(--cyan); }
input.sym { width: 96px; background: rgba(34, 197, 94, .1); color: var(--green); border: 1px solid rgba(34, 197, 94, .35); border-radius: 9px; padding: 6px 10px; font-family: var(--mono); font-weight: 700; text-transform: uppercase; outline: none; }
input.sym:focus { border-color: var(--green); box-shadow: 0 0 0 2px rgba(34, 197, 94, .2); }
.btn { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 6px 12px; font-size: 12px; }
.btn:hover { border-color: var(--cyan); }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; }
.panel h3 { margin: 0 0 12px; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; display: flex; align-items: center; gap: 8px; }
.panel h3 .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); }
.tag { font-family: var(--mono); font-size: 10.5px; padding: 2px 7px; border-radius: 5px; border: 1px solid var(--border); color: var(--muted); letter-spacing: .04em; white-space: nowrap; }
.tag.g { color: var(--green); border-color: rgba(34, 197, 94, .4); background: rgba(34, 197, 94, .08); }
.tag.r { color: var(--red); border-color: rgba(244, 63, 94, .4); background: rgba(244, 63, 94, .08); }
.tag.c { color: var(--cyan); border-color: rgba(34, 211, 238, .4); background: rgba(34, 211, 238, .08); }
.tag.p { color: var(--purple); border-color: rgba(167, 139, 250, .4); background: rgba(167, 139, 250, .08); }
.tag.a { color: var(--amber); border-color: rgba(245, 158, 11, .4); background: rgba(245, 158, 11, .08); }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.pos { color: var(--green); }
.neg { color: var(--red); }
.cyan { color: var(--cyan); }
.amber { color: var(--amber); }

.kv { display: flex; justify-content: space-between; align-items: center; padding: 9px 11px; border: 1px solid var(--border); border-radius: 9px; background: var(--panel-2); margin-bottom: 7px; font-family: var(--mono); font-size: 13px; }
.kv span:first-child { color: var(--muted); font-family: var(--sans); }

.stars { color: var(--amber); letter-spacing: 1px; font-size: 12px; }
.stars i { color: var(--dim); font-style: normal; }

.status-msg { position: fixed; bottom: 14px; right: 16px; background: var(--panel); border: 1px solid var(--red); color: var(--red); border-radius: 10px; padding: 10px 14px; font-size: 12px; max-width: 420px; display: none; z-index: 50; }
.loading { display: grid; place-items: center; color: var(--muted); font-family: var(--mono); letter-spacing: .1em; font-size: 12px; min-height: 200px; }

.tip { position: absolute; pointer-events: none; background: #0c1222ee; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-family: var(--mono); font-size: 11.5px; line-height: 1.55; z-index: 5; display: none; white-space: nowrap; }

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .side { display: none; }
}