:root {
  --bg: #f5f6f8; --card: #fff; --text: #1c1e21; --muted: #6b7280; --line: #e5e7eb;
  --accent: #0a66ff; --accent-text: #fff; --ok: #12805c; --ok-bg: #e6f6ef; --warn: #9a6700;
  --warn-bg: #fff6db; --bad: #c62828; --bad-bg: #fdecec; --grey-bg: #eef0f3;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111317; --card: #1a1d23; --text: #e8eaed; --muted: #9aa0a6; --line: #2c3038;
    --accent: #4c8dff; --ok: #4fd1a1; --ok-bg: #133328; --warn: #f2c94c; --warn-bg: #3a3014;
    --bad: #ff6b6b; --bad-bg: #3b1a1a; --grey-bg: #252a32;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 48px; }
h1 { font-size: 20px; margin: 0 0 4px; }
h2 { font-size: 15px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.small, .small-print { font-size: 12px; }

.top { display: flex; align-items: center; gap: 24px; padding: 10px 20px; background: var(--card);
  border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--text); }
.brand span { font-weight: 400; color: var(--muted); }
.top nav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.top nav a, .tabs a { padding: 6px 10px; border-radius: 6px; color: var(--text); }
.top nav a.on, .tabs a.on { background: var(--grey-bg); font-weight: 600; text-decoration: none; }
.logout { display: flex; gap: 10px; align-items: center; }
.tabs { display: flex; gap: 4px; margin-bottom: 12px; flex-wrap: wrap; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px;
  margin-bottom: 16px; overflow-x: auto; }
.card.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.stat b { display: block; font-size: 22px; }
.stat span { color: var(--muted); font-size: 12px; }
.stat.alert { border-color: var(--warn); background: var(--warn-bg); }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-weight: 600; color: var(--muted); font-size: 12px; }
th, td { padding: 8px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tr.dim td { color: var(--muted); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: var(--grey-bg); color: var(--muted); }
.badge.active, .badge.paid { background: var(--ok-bg); color: var(--ok); }
.badge.pending { background: var(--warn-bg); color: var(--warn); }
.badge.suspended, .badge.rejected { background: var(--bad-bg); color: var(--bad); }
.tag { font-size: 11px; padding: 1px 6px; border: 1px solid var(--line); border-radius: 4px; color: var(--muted); }

input, select, button { font: inherit; color: var(--text); }
input, select { background: var(--card); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; }
input[type="checkbox"] { width: 18px; height: 18px; }
button { background: var(--grey-bg); border: 1px solid var(--line); border-radius: 6px; padding: 7px 12px; cursor: pointer; }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.danger { color: var(--bad); }
button.small { padding: 4px 9px; font-size: 13px; }
button.link { background: none; border: 0; color: var(--accent); padding: 0; }
.actions { display: flex; gap: 6px; }
.stack { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.stack label, .login label { display: flex; flex-direction: column; gap: 4px; width: 100%; }
.row { display: flex; gap: 10px; width: 100%; }
.row label { flex: 1; }
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.toolbar input[type="search"] { min-width: 240px; }
.planrow { display: grid; grid-template-columns: 2fr 1fr 1.4fr 1fr 0.8fr auto auto; gap: 8px; align-items: center; }
table.plans td { border: 0; padding: 4px 0; }
@media (max-width: 800px) { .planrow { grid-template-columns: 1fr 1fr; } }

.flash { background: var(--ok-bg); color: var(--ok); border-radius: 8px; padding: 10px 14px; margin-bottom: 16px; }
.flash.warn { background: var(--warn-bg); color: var(--warn); }
.error { color: var(--bad); }
.login { max-width: 360px; margin: 10vh auto; display: flex; flex-direction: column; gap: 12px; }