:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --ink: #1c2430;
  --muted: #76808f;
  --line: #e6e9ee;
  --accent: #2f6df6;
  --accent-ink: #fff;
  --ok: #1f9d57;
  --err: #d4452f;
  --go: #2f6df6;
  --warn: #c2790a;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20,30,50,.06), 0 4px 16px rgba(20,30,50,.05);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* Top bar */
.topbar {
  display: flex; align-items: center; gap: 24px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  padding: 0 24px; height: 56px; position: sticky; top: 0; z-index: 10;
}
.brand a { font-weight: 700; color: var(--ink); font-size: 16px; }
.mainnav { display: flex; gap: 4px; flex: 1; }
.mainnav a {
  padding: 6px 12px; border-radius: 8px; color: var(--muted); font-weight: 500;
}
.mainnav a:hover { background: var(--bg); text-decoration: none; }
.mainnav a.active { background: var(--accent); color: var(--accent-ink); }
.user { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.uname { font-weight: 500; color: var(--ink); }

/* Layout */
.container { max-width: 1000px; margin: 0 auto; padding: 28px 24px 60px; }
h1 { font-size: 24px; margin: 0 0 20px; }
h2 { font-size: 17px; margin: 0; }
section { margin-bottom: 32px; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 4px; }

/* Tables */
.grid { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.grid th, .grid td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.grid th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: #fafbfc; }
.grid tr:last-child td { border-bottom: none; }
.ar { text-align: right; }
.nowrap { white-space: nowrap; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; background: #eef1f5; color: var(--muted); }
.badge.ok { background: #e4f6ec; color: var(--ok); }
.badge.err { background: #fcebe8; color: var(--err); }
.badge.go { background: #e8f0fe; color: var(--go); }
.badge.mute { background: #eef1f5; color: var(--muted); }
.errtext { color: var(--err); font-size: 12px; margin-top: 4px; max-width: 320px; }

/* Buttons */
button, .btn {
  font: inherit; cursor: pointer; border: 1px solid var(--line); background: var(--panel);
  color: var(--ink); padding: 6px 12px; border-radius: 8px; transition: background .12s, border-color .12s;
}
button:hover, .btn:hover { background: var(--bg); text-decoration: none; }
.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.btn:hover { filter: brightness(1.05); background: var(--accent); }
.btn.small, button.small { padding: 4px 10px; font-size: 13px; }
.actions { display: flex; gap: 6px; justify-content: flex-end; flex-wrap: wrap; }
.actions form { margin: 0; }
.danger { color: var(--err); border-color: #f2c6bf; }
.btn.danger { background: var(--err); border-color: var(--err); color: #fff; }
.link { border: none; background: none; color: var(--muted); padding: 0; }
.link:hover { color: var(--err); background: none; }

/* Filters */
.filters { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.filters a { padding: 5px 12px; border-radius: 999px; background: var(--panel); border: 1px solid var(--line); color: var(--muted); }
.filters a:hover { text-decoration: none; }
.filters a.active { background: var(--ink); color: #fff; border-color: var(--ink); }

/* Panels & forms */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.panel h2 { margin-bottom: 14px; }
.panel + .panel { margin-top: 20px; }
.form { display: grid; gap: 12px; max-width: 480px; }
.form.inline { max-width: none; grid-template-columns: 1fr 1fr auto; align-items: end; margin-top: 14px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); font-weight: 500; }
input, select { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: #fff; }
input:focus, select:focus { outline: none; border-color: var(--accent); }
.token-box { background: #0f1420; color: #e6edf6; padding: 14px; border-radius: 8px; overflow-x: auto; font-size: 13px; }
.muted { color: var(--muted); }
.mono { font-size: 13px; }
.small { font-size: 13px; }
.warn { color: var(--warn); }

/* Centered (login / error) */
.centered { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 40px; text-align: center; max-width: 380px; box-shadow: var(--shadow); }
.login-card h1 { margin-top: 0; }
.btn.google { background: #fff; color: var(--ink); border: 1px solid var(--line); display: inline-block; margin-top: 12px; font-weight: 600; }
.btn.google:hover { background: var(--bg); }

.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 24px; }