, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: Arial, sans-serif;
  font-size: 14px;
  background: #f0f2f5;
  color: #222;
}

/* ── topbar ─────────────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #1a3a5c;
  color: #fff;
  padding: 12px 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.topbar h1 {
  font-size: 18px;
  font-weight: bold;
}

.eyebrow {
  font-size: 12px;
  color: #aac4e0;
  margin-top: 2px;
}

/* ── toolbar ─────────────────────────────────────────────────────── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar label {
  font-size: 13px;
  color: #cde;
}

#monthSelect {
  padding: 5px 8px;
  border: 1px solid #aaa;
  border-radius: 4px;
  font-size: 13px;
}

#refreshBtn {
  padding: 5px 14px;
  background: #2e86c1;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
}

#refreshBtn:hover { background: #1a6fa8; }

/* ── main ────────────────────────────────────────────────────────── */
main {
  padding: 16px 24px;
}

/* ── message ─────────────────────────────────────────────────────── */
.message {
  padding: 8px 12px;
  border-radius: 4px;
  border: 1px solid #ccc;
  background: #fff;
  margin-bottom: 12px;
  font-size: 13px;
}

.message.ok      { border-color: #27ae60; color: #27ae60; background: #eafaf1; }
.message.error   { border-color: #e74c3c; color: #e74c3c; background: #fdedec; }
.message.warning { border-color: #f39c12; color: #9a6000; background: #fef9e7; }

/* ── table ───────────────────────────────────────────────────────── */
.table-shell {
  overflow-x: auto;
  background: #fff;
  border-radius: 6px;
  border: 1px solid #dde1e7;
}

table {
  width: 100%;
  border-collapse: collapse;
  white-space: nowrap;
}

thead tr {
  background: #1a3a5c;
  color: #fff;
}

th {
  padding: 10px 12px;
  text-align: left;
  font-size: 13px;
  font-weight: bold;
}

td {
  padding: 7px 12px;
  border-bottom: 1px solid #eaecef;
  font-size: 13px;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #f5f8fc; }

/* ── changed row ─────────────────────────────────────────────────── */
tr.changed { background: #fffbea !important; }

/* ── editable cell ───────────────────────────────────────────────── */
td.editable { cursor: pointer; }
td.editable:hover { background: #eaf3fb; }

.cell-input {
  width: 100%;
  padding: 3px 6px;
  border: 1px solid #2e86c1;
  border-radius: 3px;
  font-size: 13px;
  outline: none;
}

/* ── action buttons ──────────────────────────────────────────────── */
.actions { white-space: nowrap; }

.actions button {
  padding: 4px 10px;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  font-size: 12px;
  margin-right: 4px;
}

.save-btn   { background: #27ae60; color: #fff; }
.save-btn:hover:not(:disabled) { background: #1e8449; }
.save-btn:disabled { background: #aaa; cursor: default; }

.delete-btn { background: #e74c3c; color: #fff; }
.delete-btn:hover { background: #c0392b; }

.new-btn    { background: #2e86c1; color: #fff; }
.new-btn:hover { background: #1a6fa8; }

/* ── empty row ───────────────────────────────────────────────────── */
.empty-row td {
  text-align: center;
  color: #888;
  padding: 20px;
}