/* tgagent admin panel — frameworkless, mobile-first, theme-aware. Served statically by nginx. */
:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --border: #e2e5ea;
  --text: #1c2333;
  --muted: #6b7280;
  --accent: #2f6bd8;
  --accent-text: #ffffff;
  --ok-bg: #e6f5ec; --ok-fg: #1c7a44;
  --bad-bg: #fdeaea; --bad-fg: #b3261e;
  --unknown-bg: #eceef2; --unknown-fg: #6b7280;
  --shadow: 0 1px 3px rgba(20, 27, 51, 0.08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171f;
    --card: #1c2029;
    --border: #2b3140;
    --text: #e7eaf0;
    --muted: #9aa2b1;
    --accent: #5b8def;
    --accent-text: #0b0e14;
    --ok-bg: #12321f; --ok-fg: #66d19e;
    --bad-bg: #3a1a18; --bad-fg: #f2938c;
    --unknown-bg: #262b36; --unknown-fg: #9aa2b1;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
.view { min-height: 100vh; padding: 16px; }

/* Login */
#login-view { display: grid; place-items: center; }
#login-form { width: 100%; max-width: 360px; }
#login-form h1 { margin: 0 0 4px; font-size: 20px; }
label { display: block; margin: 14px 0 4px; font-size: 13px; color: var(--muted); }
input {
  width: 100%; padding: 10px 12px; font-size: 15px;
  color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 8px;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
button {
  margin-top: 18px; width: 100%; padding: 10px 14px; font-size: 15px; font-weight: 600;
  color: var(--accent-text); background: var(--accent);
  border: 0; border-radius: 8px; cursor: pointer;
}
button:disabled { opacity: 0.6; cursor: progress; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 18px; box-shadow: var(--shadow);
}
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { margin: 12px 0 0; color: var(--bad-fg); font-size: 13px; }

/* Dashboard */
#dashboard-view { max-width: 900px; margin: 0 auto; }
.topbar { display: flex; align-items: center; gap: 10px; padding: 4px 2px 16px; }
.brand { font-weight: 700; }
.spacer { flex: 1; }
.link {
  width: auto; margin: 0; padding: 6px 10px; font-size: 13px; font-weight: 500;
  color: var(--accent); background: transparent; border: 1px solid var(--border);
}
.grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.stat { display: flex; flex-direction: column; gap: 8px; min-height: 96px; }
.stat-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.stat-value { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.badge {
  align-self: flex-start; padding: 3px 12px; border-radius: 999px;
  font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
}
.badge-ok { background: var(--ok-bg); color: var(--ok-fg); }
.badge-bad { background: var(--bad-bg); color: var(--bad-fg); }
.badge-unknown { background: var(--unknown-bg); color: var(--unknown-fg); }
.footer { display: flex; gap: 8px; align-items: center; padding: 18px 2px 8px; }