/* ═══════════════════════════════════════════════════════════════════════
   Prepare for Notation — Admin · same paper / two-tone system
   Invoice-adjacent: numbers are tabular, right-aligned, quietly beautiful.
   ═══════════════════════════════════════════════════════════════════════ */
:root {
  --paper: #f7f6f3;
  --ink: #1b1b1c;
  --ink-1: rgba(27, 27, 28, 1);
  --ink-55: rgba(27, 27, 28, 0.55);
  --ink-32: rgba(27, 27, 28, 0.32);
  --ink-14: rgba(27, 27, 28, 0.14);
  --ink-7: rgba(27, 27, 28, 0.07);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink-1);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ── Brand lockup ───────────────────────────────────────────────────── */
.brand { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.brand .mark { font-family: var(--serif); font-size: 18px; color: var(--ink-1); line-height: 1; }
.wordmark { font-family: var(--serif); font-size: 16px; letter-spacing: 0.01em; color: var(--ink-1); white-space: nowrap; }
.byline { font-size: 12px; color: var(--ink-32); letter-spacing: 0.02em; }

h1 { font-family: var(--serif); font-weight: 400; font-size: 24px; margin: 4px 0 2px; }
h2 { font-family: var(--serif); font-weight: 400; font-size: 18px; margin: 0 0 16px; }
h3 { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-55); margin: 26px 0 12px; }
label { display: block; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-55); margin-bottom: 8px; }

/* ── Login — centered small card ────────────────────────────────────── */
.login { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px; }
.logincard {
  background: transparent;
  border: 1px solid var(--ink-14);
  border-radius: 2px;
  padding: 36px 32px;
  width: 340px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.logincard .brand { justify-content: center; margin-bottom: 4px; }
.logincard h1 { text-align: center; }

/* ── Dashboard chrome ───────────────────────────────────────────────── */
.topbar {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  max-width: 1040px; margin: 0 auto;
  padding: 26px 24px 20px;
  border-bottom: 1px solid var(--ink-14);
}
.wrap { max-width: 1040px; margin: 0 auto; padding: 28px 24px 72px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 8px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; gap: 32px; } }
.card { padding: 4px 0 28px; margin: 0 0 20px; border-bottom: 1px solid var(--ink-14); }
.card:last-child { border-bottom: none; }

/* ── Inputs — underline fields ──────────────────────────────────────── */
input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink-32);
  color: var(--ink-1);
  font-family: var(--sans);
  font-size: 15px;
  padding: 8px 2px;
  outline: none;
  border-radius: 0;
  width: 100%;
}
input::placeholder { color: var(--ink-32); }
input:focus { border-bottom-color: var(--ink-1); }
input.mini { width: 72px; text-align: right; font-variant-numeric: tabular-nums; }
input.mono { font-family: var(--mono); font-size: 13px; }

.stack { display: flex; flex-direction: column; gap: 16px; }
.row { display: flex; gap: 12px; align-items: center; }
.row.between { justify-content: space-between; }

/* ── Buttons ────────────────────────────────────────────────────────── */
.btn {
  background: transparent;
  color: var(--ink-1);
  border: 1px solid var(--ink-32);
  border-radius: 2px;
  padding: 8px 16px;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.02em;
  cursor: pointer;
  white-space: nowrap;
  transition: background 120ms, border-color 120ms, opacity 120ms;
}
.btn:hover { background: var(--ink-7); border-color: var(--ink-55); }
.btn:disabled { color: var(--ink-32); border-color: var(--ink-14); cursor: not-allowed; }
.btn.primary { background: var(--ink-1); color: var(--paper); border-color: var(--ink-1); }
.btn.primary:hover { background: #000; }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn:focus-visible { outline: 1px solid var(--ink-1); outline-offset: 2px; }

/* ── Messages ───────────────────────────────────────────────────────── */
.msg { font-size: 13px; min-height: 18px; margin-top: 10px; color: var(--ink-55); font-variant-numeric: tabular-nums; }
.msg.ok { color: var(--ink-1); }
.msg.err { color: var(--ink-1); }
.err { color: var(--ink-1); font-size: 13px; min-height: 18px; text-align: center; }

/* One-time key reveal — a framed note block */
.newkey {
  margin-top: 20px;
  padding: 16px;
  border: 1px solid var(--ink-32);
  border-radius: 2px;
  background: var(--ink-7);
}
.warn { color: var(--ink-1); font-size: 13px; margin: 0 0 12px; }
.warn::before { content: "\266A\00a0\00a0"; color: var(--ink-32); }

/* ── Tables — hairline rules, tabular numerals ──────────────────────── */
.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 14px 10px 0; border-bottom: 1px solid var(--ink-14); white-space: nowrap; }
th {
  color: var(--ink-55);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--ink-32);
}
th.num, .data td:last-child { padding-right: 0; }
tbody tr:hover { background: var(--ink-7); }
tbody tr:last-child td { border-bottom: none; }

/* Right-align numeric columns, tabular figures */
th.num { text-align: right; }
#keysTable td:nth-child(6), #keysTable td:nth-child(7), #keysTable td:nth-child(8),
#usageTable td:nth-child(4), #usageTable td:nth-child(5), #usageTable td:nth-child(6),
#monthsTable td:nth-child(2), #monthsTable td:nth-child(3), #monthsTable td:nth-child(4) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
#keysTable th:last-child, #keysTable td:last-child { text-align: left; } /* Status stays left */

.mono { font-family: var(--mono); font-size: 13px; color: var(--ink-55); }

/* Status — flat ink text, no colored pills */
.pill {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.02em;
}
.pill.on { color: var(--ink-1); }
.pill.off { color: var(--ink-32); }
.pill.off { text-decoration: line-through; text-decoration-thickness: 1px; }