:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --ink: #16191d;
  --muted: #6b7280;
  --line: #e3e6ea;
  --brand: #0f62d6;
  --ok: #12805c;
  --warn: #b45309;
  --bad: #b42318;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.55 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--brand); }

/* ---- layout ---- */
.topbar {
  display: flex; align-items: center; gap: 20px;
  padding: 12px 24px; background: var(--card); border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); }
.topbar nav { display: flex; gap: 18px; flex: 1; flex-wrap: wrap; }
.topbar nav a { text-decoration: none; color: var(--muted); }
.topbar nav a:hover { color: var(--ink); }
.who { color: var(--muted); margin-right: 10px; font-size: 13px; }

.wrap { max-width: 1000px; margin: 28px auto; padding: 0 20px; }
.wrap.narrow { max-width: 420px; }
.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 30px 0 40px; }

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 28px 0 10px; }
.sub { color: var(--muted); margin: 0 0 22px; }

/* ---- card ---- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 16px;
}
.card > h2:first-child { margin-top: 0; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; }
.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 24px; font-weight: 650; margin-top: 2px; }

/* ---- table ---- */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
td.mono, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }
tr:last-child td { border-bottom: none; }

/* ---- form ---- */
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
input[type=text], input[type=email], input[type=password], input[type=date], select, textarea {
  width: 100%; padding: 9px 10px; border: 1px solid var(--line);
  border-radius: 7px; background: #fff; font: inherit; color: inherit;
}
input:focus, select:focus { outline: 2px solid var(--brand); outline-offset: -1px; }
.checks label { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 14px; margin: 6px 0; }
.checks input { width: auto; }

button, .btn {
  display: inline-block; padding: 9px 14px; border: 1px solid var(--brand);
  border-radius: 7px; background: var(--brand); color: #fff;
  font: inherit; cursor: pointer; text-decoration: none;
}
button.ghost, .btn.ghost { background: #fff; color: var(--ink); border-color: var(--line); }
button.danger { background: #fff; color: var(--bad); border-color: #f2c4c0; }
button.link { background: none; border: none; color: var(--muted); cursor: pointer; padding: 0; text-decoration: underline; }
form.inline { display: inline; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }

/* ---- badge / alert ---- */
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--line); }
.badge.ok { color: var(--ok); border-color: #b7e4d0; background: #eefaf5; }
.badge.warn { color: var(--warn); border-color: #f2dcae; background: #fdf7ea; }
.badge.bad { color: var(--bad); border-color: #f2c4c0; background: #fdf0ef; }

.alert { padding: 12px 14px; border-radius: var(--radius); border: 1px solid var(--line); margin-bottom: 16px; }
.alert.ok { background: #eefaf5; border-color: #b7e4d0; }
.alert.warn { background: #fdf7ea; border-color: #f2dcae; }
.alert.bad { background: #fdf0ef; border-color: #f2c4c0; }

.secret {
  display: block; padding: 12px; margin: 10px 0;
  background: #16191d; color: #7ee2b8; border-radius: 7px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px; word-break: break-all;
}
.hint { color: var(--muted); font-size: 13px; }
.spinner { color: var(--muted); }