:root {
  --ink-900: #16223a;
  --ink-700: #34425c;
  --ink-500: #5b6b85;
  --ink-200: #cdd5e1;
  --ink-100: #e6eaf1;
  --ink-50: #f4f6f9;
  --platinum: #8593a6;
  --accent: #d8232a;
  --accent-50: #fdecec;
  --ok: #1f7a4d;
  --ok-50: #e8f5ee;
  --warn: #9a6400;
  --warn-50: #fff5e0;
  --paper: #fbfcfd;
  --radius: 12px;
  font-family: Inter, "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  color: var(--ink-900);
  background: var(--paper);
}
* { box-sizing: border-box; }
body { margin: 0; font-size: 14px; line-height: 1.45; }
a { color: var(--ink-900); }
header.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 14px 24px; background: #fff; border-bottom: 1px solid var(--ink-100);
}
.brand { font-weight: 600; font-size: 20px; letter-spacing: -0.4px; text-decoration: none; }
.brand .n { color: var(--ink-900); }
.brand .s { color: var(--platinum); }
.brand small { font-size: 12px; font-weight: 500; color: var(--ink-500); margin-left: 8px; letter-spacing: 0; }
nav.main { display: flex; gap: 4px; flex-wrap: wrap; }
nav.main a { padding: 6px 10px; border-radius: 8px; text-decoration: none; color: var(--ink-700); }
tr.late td { background: var(--accent-50); }
label.check { display: flex; gap: 8px; align-items: flex-start; font-weight: 600; margin-top: 8px; }
label.check input { width: auto; margin-top: 3px; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.notice.late a { font-weight: 600; }
nav.main a.active, nav.main a:hover { background: var(--ink-50); color: var(--ink-900); }
.who { color: var(--ink-500); font-size: 13px; display: flex; gap: 10px; align-items: center; }
main { max-width: 1180px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 24px; margin: 0 0 16px; letter-spacing: -0.4px; }
h2 { font-size: 17px; margin: 24px 0 10px; }
.card { background: #fff; border: 1px solid var(--ink-100); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px 16px; }
label { display: block; font-size: 12px; font-weight: 600; color: var(--ink-700); margin-bottom: 4px; }
input, select, textarea {
  width: 100%; font: inherit; color: var(--ink-900); background: #fff; border: 1px solid var(--ink-200);
  border-radius: 8px; padding: 8px 10px;
}
textarea { min-height: 72px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--ink-200); border-color: var(--ink-500); }
.field-error { color: var(--accent); font-size: 12px; margin-top: 3px; }
input.invalid, textarea.invalid, select.invalid { border-color: var(--accent); }
button, .button {
  font: inherit; font-weight: 600; border-radius: 8px; padding: 8px 14px; border: 1px solid var(--ink-900);
  background: var(--ink-900); color: #fff; cursor: pointer; text-decoration: none; display: inline-block;
}
button.secondary { background: #fff; color: var(--ink-900); border-color: var(--ink-200); }
button.danger { background: #fff; color: var(--accent); border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: default; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }
table { width: 100%; border-collapse: collapse; }
.table-wrap { overflow-x: auto; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--ink-100); vertical-align: top; }
th { font-size: 12px; color: var(--ink-500); font-weight: 600; background: var(--ink-50); }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--ink-50); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; background: var(--ink-100); color: var(--ink-700); }
.badge.ok { background: var(--ok-50); color: var(--ok); }
.badge.warn { background: var(--warn-50); color: var(--warn); }
.badge.bad { background: var(--accent-50); color: var(--accent); }
.notice { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; }
.notice.error { background: var(--accent-50); color: var(--accent); }
.notice.ok { background: var(--ok-50); color: var(--ok); }
.notice.warn { background: var(--warn-50); color: var(--warn); }
.muted { color: var(--ink-500); }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 13px; }
.login { max-width: 380px; margin: 64px auto; }
.row { display: flex; gap: 8px; align-items: center; }
.row > * { flex: 1; }
.row > .shrink { flex: 0 0 auto; width: auto; }
.notary { margin-bottom: 6px; }
.notary .n-lang { width: 90px; }
dialog { border: 1px solid var(--ink-100); border-radius: var(--radius); padding: 20px; max-width: 360px; width: 90%; }
dialog::backdrop { background: rgba(22, 34, 58, 0.35); }
.checks { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.checks label { display: flex; gap: 6px; align-items: center; font-weight: 500; margin: 0; }
.checks input { width: auto; }
.codes { columns: 2; font-family: ui-monospace, Consolas, monospace; }
@media (max-width: 640px) { header.top { padding: 12px 16px; } .codes { columns: 1; } }

pre.feedback { white-space: pre-wrap; word-break: break-word; background: var(--ink-50, #f2f5f9); padding: 12px; border-radius: 10px; font-family: inherit; font-size: 14px; max-height: 32rem; overflow: auto; }
details summary { cursor: pointer; margin-top: 12px; }
table.kv th { width: 180px; text-align: left; vertical-align: top; font-weight: 600; }
table.kv td { word-break: break-word; }
.pre { white-space: pre-wrap; }
.req { color: var(--accent); font-weight: 700; }

/* Shown while a change takes more than a moment (common.js busyStart). */
.busy-indicator { position: fixed; top: 12px; left: 50%; transform: translateX(-50%); z-index: 1000;
  background: var(--ink-900, #16223a); color: #fff; padding: 8px 16px; border-radius: 999px;
  font-size: 14px; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2); display: flex; align-items: center; gap: 8px; }
.busy-indicator[hidden] { display: none; }
.spinner { width: 14px; height: 14px; border: 2px solid rgba(255, 255, 255, 0.35); border-top-color: #fff;
  border-radius: 50%; display: inline-block; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }