:root {
  --ink: #17181c;
  --muted: #616977;
  --line: #d9d5cc;
  --paper: #fbfaf7;
  --white: #ffffff;
  --red: #b7252d;
  --gold: #f1b434;
  --teal: #087f8c;
  --blue: #243b6b;
  --radius: 8px;
  font-family: Inter, Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0;
}

.embed-body {
  min-height: 0;
  background: transparent;
}

.training-board {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.embed-board {
  padding: 22px;
  border-radius: 0;
  border: 0;
}

.board-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.05;
  letter-spacing: 0;
}

.primary-link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--gold);
  color: #151515;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.training-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.session-card {
  display: grid;
  gap: 12px;
  min-height: 210px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffdf8;
}

.session-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.date-block {
  display: grid;
  width: 72px;
  height: 72px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--blue);
  color: white;
  text-align: center;
  flex: 0 0 auto;
}

.date-block strong {
  display: block;
  font-size: 26px;
  line-height: 1;
}

.date-block span {
  display: block;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.status-pill {
  height: 28px;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(8, 127, 140, .11);
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

.status-pill.pending {
  background: rgba(241, 180, 52, .18);
  color: #805700;
}

.session-card h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.15;
  color: var(--ink);
}

.session-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.agenda-list {
  display: grid;
  gap: 7px;
  margin: 2px 0 0;
  padding: 0;
  list-style: none;
}

.agenda-list li {
  display: flex;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.agenda-list strong {
  min-width: 68px;
  color: var(--red);
}

.empty-state {
  grid-column: 1 / -1;
  padding: 22px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: #fffdf8;
}

.updated-at {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.training-admin-summary {
  padding-top: 8px;
  border-top: 1px solid var(--line);
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.training-admin-panel {
  margin-top: 20px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.training-admin-panel.hidden {
  display: none;
}

.training-admin-header,
.training-admin-actions,
.training-signup-group-header,
.training-signup-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.training-admin-header {
  margin-bottom: 16px;
}

.training-admin-header h2,
.training-signup-group h3 {
  margin: 0;
}

.training-admin-actions {
  flex-wrap: wrap;
}

.training-admin-total {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 14px;
}

.training-signup-groups {
  display: grid;
  gap: 12px;
}

.training-signup-group {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffdf8;
}

.training-signup-group-header {
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.training-signup-group-header p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.training-signup-group-header strong {
  display: grid;
  min-width: 36px;
  height: 36px;
  place-items: center;
  border-radius: var(--radius);
  background: rgba(8, 127, 140, .11);
  color: var(--teal);
}

.training-signup-list {
  display: grid;
}

.training-signup-row {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.training-signup-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.training-signup-row strong,
.training-signup-row span,
.training-signup-row small,
.training-signup-warning {
  display: block;
}

.training-signup-row span,
.training-signup-row small,
.training-signup-empty {
  color: var(--muted);
  font-size: 13px;
}

.training-signup-empty {
  margin: 12px 0 0;
}

.training-signup-alert {
  background: rgba(183, 37, 45, .06);
  margin: 0 -8px;
  padding-left: 8px;
  padding-right: 8px;
}

.training-signup-warning {
  margin-top: 4px;
  color: var(--red);
  font-size: 12px;
  font-weight: 800;
}

@media (max-width: 640px) {
  .training-board {
    padding: 18px;
  }

  .board-header,
  .training-admin-header,
  .training-signup-group-header,
  .training-signup-row {
    display: grid;
  }

  .primary-link {
    width: 100%;
  }
}