:root {
  --bg: #fbfaf7;
  --ink: #1c1c1a;
  --ink-soft: #545450;
  --accent: #8a6b3a;
  --accent-soft: #b89970;
  --line: #1c1c1a;
  --line-soft: rgba(28, 28, 26, 0.1);
  --line-softer: rgba(28, 28, 26, 0.05);
  --muted: #8a8a82;
  --hover: rgba(138, 107, 58, 0.04);
  --error: #8b3a2a;
  --error-bg: rgba(139, 58, 42, 0.06);
  --info: #3a6b3a;
  --info-bg: rgba(58, 107, 58, 0.06);
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Fraunces', Georgia, serif;
  font-size: 14px;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }

/* ============== Layout: card pages (login, setup, change-password, no-access) ============== */
.card-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
}
.card {
  width: 100%;
  max-width: 420px;
  padding: 48px 40px;
  background: var(--bg);
}
.card-mark {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.card h1 {
  font-family: 'Instrument Serif', serif;
  font-weight: 400;
  font-size: 36px;
  line-height: 1.05;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.card h1 em { font-style: italic; color: var(--accent); }
.card .lead {
  color: var(--ink-soft);
  font-style: italic;
  margin: 0 0 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line-soft);
}

/* ============== Forms ============== */
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.form-row input[type="text"],
.form-row input[type="password"],
.form-row input[type="number"],
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 10px 12px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 16px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line-soft);
  border-radius: 2px;
  transition: border-color 0.2s;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.btn {
  display: inline-block;
  padding: 10px 20px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--ink);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}
.btn:hover { background: var(--accent); }
.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-secondary:hover {
  background: var(--ink);
  color: var(--bg);
}
.btn-danger {
  background: transparent;
  color: var(--error);
  border: 1px solid var(--error);
}
.btn-danger:hover {
  background: var(--error);
  color: var(--bg);
}
.btn-small {
  padding: 6px 12px;
  font-size: 10px;
}

.form-actions {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  align-items: center;
}
.form-actions .help {
  flex: 1;
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
}

.alert {
  padding: 10px 14px;
  margin-bottom: 18px;
  border-left: 3px solid;
  border-radius: 2px;
  font-size: 13px;
}
.alert-error { border-color: var(--error); background: var(--error-bg); color: var(--error); }
.alert-info { border-color: var(--info); background: var(--info-bg); color: var(--info); }

/* ============== Layout: list pages (admin) ============== */
.page-head {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 48px 32px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 1px solid var(--line);
  gap: 32px;
}
.page-head h1 {
  font-family: 'Instrument Serif', serif;
  font-weight: 400;
  font-size: 48px;
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0;
}
.page-head h1 em { font-style: italic; color: var(--accent); }
.page-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-align: right;
  line-height: 1.7;
}
.page-meta a {
  color: var(--accent);
  border-bottom: 1px dashed var(--accent-soft);
}
.page-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 48px 64px;
}

.subnav {
  display: flex;
  gap: 28px;
  margin-bottom: 32px;
  padding-top: 24px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.subnav a {
  color: var(--muted);
  border-bottom: 1px dashed transparent;
  padding-bottom: 2px;
}
.subnav a.active { color: var(--ink); border-bottom-color: var(--ink); }
.subnav a:hover:not(.active) { border-bottom-color: var(--muted); }

.section-block { margin-bottom: 48px; }
.section-block h2 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: 22px;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

table.records {
  width: 100%;
  border-collapse: collapse;
}
table.records th,
table.records td {
  padding: 14px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: middle;
}
table.records th {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
  border-bottom: 1px solid var(--line);
  padding-top: 8px;
  padding-bottom: 8px;
}
table.records td.num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  width: 40px;
}
table.records td .name {
  font-size: 18px;
  font-family: 'Fraunces', serif;
  font-weight: 400;
}
table.records td .meta-line {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
  margin-top: 2px;
  font-family: 'Fraunces', serif;
}
table.records .tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
table.records .tag.tag-admin { color: var(--accent); }
table.records .tag.tag-disabled { color: var(--error); }

table.records .actions {
  text-align: right;
  white-space: nowrap;
}
table.records .actions form { display: inline; margin-left: 4px; }

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 6px 16px;
  margin-top: 4px;
}
.checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Fraunces', serif;
  font-size: 14px;
  font-style: normal;
  color: var(--ink);
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
  margin-bottom: 0;
}
.checkbox-grid label input { margin: 0; }

details.create-form {
  margin-bottom: 24px;
  border: 1px solid var(--line-soft);
  border-radius: 2px;
  padding: 0;
}
details.create-form summary {
  padding: 14px 18px;
  cursor: pointer;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  list-style: none;
  user-select: none;
}
details.create-form summary::-webkit-details-marker { display: none; }
details.create-form summary::before {
  content: "+ ";
  color: var(--accent);
  font-weight: bold;
}
details.create-form[open] summary::before { content: "− "; }
details.create-form .body {
  padding: 8px 18px 20px;
  border-top: 1px solid var(--line-softer);
}

.row-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
}
.row-form .form-row.full { grid-column: 1 / -1; }

/* ============== Footer ============== */
.page-footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 48px;
  border-top: 1px solid var(--line-soft);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
}

@media (max-width: 720px) {
  .card { padding: 32px 24px; }
  .page-head { flex-direction: column; align-items: flex-start; gap: 12px; padding: 32px 20px 20px; }
  .page-head h1 { font-size: 32px; }
  .page-meta { text-align: left; }
  .page-content { padding: 0 20px 48px; }
  .row-form { grid-template-columns: 1fr; }
  table.records th { font-size: 9px; }
  table.records td .name { font-size: 16px; }
}

/* ============== Modal ============== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(28, 28, 26, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  backdrop-filter: blur(2px);
}
.modal-backdrop[hidden] { display: none; }
.modal {
  background: var(--bg);
  width: 100%;
  max-width: 460px;
  padding: 32px 40px;
  border-radius: 3px;
  box-shadow: 0 12px 48px rgba(0,0,0,0.18);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}
.modal-close {
  background: transparent;
  border: none;
  font-size: 24px;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 2px;
  font-family: 'Fraunces', serif;
  transition: background 0.15s, color 0.15s;
}
.modal-close:hover {
  background: var(--line-soft);
  color: var(--ink);
}
@media (max-width: 480px) {
  .modal { padding: 24px 20px; }
}