:root {
  color-scheme: light;
  --bg: #f8fafc;
  --panel: #ffffff;
  --text: #1e293b;
  --muted: #475569;
  --border: #e2e8f0;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #f97316;
  --danger: #dc2626;
  --success: #15803d;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-dark);
}

.shell {
  min-height: 100vh;
  display: flex;
}

.sidebar {
  width: 248px;
  flex: 0 0 248px;
  min-height: 100vh;
  padding: 24px 16px;
  background: #0f172a;
  color: #e2e8f0;
  position: sticky;
  top: 0;
}

.sidebar h2 {
  margin: 0 8px 24px;
  font-size: 18px;
}

.sidebar a {
  display: block;
  color: #cbd5e1;
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 4px;
  transition: background 160ms ease, color 160ms ease;
}

.sidebar a:hover,
.sidebar a.active {
  color: #ffffff;
  background: rgba(37, 99, 235, 0.38);
}

.main {
  width: 100%;
  min-width: 0;
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.topbar div {
  display: grid;
  gap: 2px;
}

.topbar span {
  color: var(--muted);
  font-size: 14px;
}

.panel,
.auth-card,
.hero,
.game-detail {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.panel {
  padding: 20px;
  margin-bottom: 18px;
  overflow-x: auto;
}

.panel h1,
.panel h2,
.hero h1,
.game-detail h1 {
  margin-top: 0;
}

.auth-card {
  max-width: 440px;
  margin: 8vh auto;
  padding: 28px;
}

.auth-card p {
  color: var(--muted);
}

.auth-links {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.form-stack,
.form-grid {
  display: grid;
  gap: 14px;
}

.form-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: end;
}

.wide {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: #334155;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  min-height: 42px;
  color: var(--text);
  background: #ffffff;
  font: inherit;
}

textarea {
  min-height: 88px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(37, 99, 235, 0.18);
  border-color: var(--primary);
}

button,
.button {
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--text);
  border-radius: 8px;
  padding: 10px 14px;
  min-height: 42px;
  font-weight: 800;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.ghost:hover,
button:hover,
.button:hover {
  border-color: var(--primary);
}

.link {
  border: 0;
  padding: 0;
  min-height: auto;
  background: transparent;
  color: var(--primary);
}

.danger {
  color: var(--danger);
}

.toolbar {
  display: flex;
  gap: 10px;
  align-items: end;
  flex-wrap: wrap;
  margin: 12px 0 18px;
}

.toolbar > label {
  min-width: 180px;
}

.toolbar input {
  min-width: 240px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.stats-wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.stat span,
.muted,
.meta {
  color: var(--muted);
}

.stat strong {
  display: block;
  font-size: 28px;
  margin-top: 8px;
}

a.stat {
  color: var(--text);
}

.grid.two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0;
  background: #f8fafc;
}

.actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 2px 9px;
  font-size: 12px;
  font-weight: 800;
  text-transform: capitalize;
  background: #e2e8f0;
  color: #334155;
}

.badge-active,
.badge-available,
.badge-certified,
.badge-completed,
.badge-login_success {
  background: #dcfce7;
  color: var(--success);
}

.badge-draft,
.badge-coming_soon,
.badge-pending_certification,
.badge-due-soon,
.badge-urgent {
  background: #ffedd5;
  color: #c2410c;
}

.badge-hidden,
.badge-archived,
.badge-inactive,
.badge-overdue {
  background: #fee2e2;
  color: var(--danger);
}

.badge-cancelled,
.badge-no-target-date {
  background: #e2e8f0;
  color: #475569;
}

.badge-on-track,
.badge-sent,
.badge-acknowledged,
.badge-in_progress,
.badge-normal,
.badge-low {
  background: #dbeafe;
  color: #1d4ed8;
}

.activity {
  padding: 0;
  margin: 0;
  list-style: none;
}

.activity li {
  display: grid;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.activity small {
  color: var(--muted);
}

.permission-row {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 16px;
  margin-bottom: 8px;
  font-weight: 700;
}

.check input {
  width: 18px;
  min-height: 18px;
}

.hero {
  padding: 26px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #ffffff, #eff6ff);
}

.hero p {
  color: var(--muted);
  margin-bottom: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.game-card {
  display: grid;
  grid-template-rows: 160px 1fr;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
  color: var(--text);
  transition: border-color 160ms ease, transform 160ms ease;
}

.game-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.game-card img,
.game-detail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #e2e8f0;
}

.game-card > div {
  padding: 14px;
}

.game-card h2 {
  font-size: 18px;
  margin: 0 0 8px;
}

.game-card p {
  min-height: 48px;
  color: var(--muted);
}

.meta {
  display: inline-flex;
  margin-left: 8px;
  font-size: 13px;
}

.game-detail {
  display: grid;
  grid-template-columns: minmax(220px, 360px) 1fr;
  gap: 24px;
  padding: 20px;
  margin-bottom: 18px;
}

.game-detail img {
  border-radius: 8px;
  aspect-ratio: 16 / 10;
}

.asset-item {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
}

.asset-item p {
  color: var(--muted);
  margin: 4px 0;
}

.locked {
  border: 1px dashed #cbd5e1;
  background: #f8fafc;
  border-radius: 8px;
  padding: 16px;
}

.locked p {
  color: var(--muted);
  margin-bottom: 0;
}

.email-preview {
  white-space: pre-wrap;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
}

.checks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
}

.tracking-table {
  font-size: 13px;
}

.tracking-actions {
  min-width: 280px;
}

.tracking-actions form {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  margin: 4px 4px 4px 0;
}

.tracking-actions input,
.tracking-actions select {
  min-height: 34px;
  padding: 6px 8px;
}

.tracking-actions button {
  min-height: 34px;
  padding: 6px 9px;
}

.error {
  color: var(--danger);
  font-weight: 800;
}

@media (max-width: 900px) {
  .shell {
    display: block;
  }

  .sidebar {
    position: static;
    width: 100%;
    min-height: auto;
    display: flex;
    overflow-x: auto;
    gap: 8px;
  }

  .sidebar h2 {
    display: none;
  }

  .sidebar a {
    white-space: nowrap;
  }

  .main {
    padding: 16px;
  }

  .form-grid,
  .stats,
  .stats-wide,
  .grid.two,
  .card-grid,
  .game-detail,
  .checks,
  .permission-row {
    grid-template-columns: 1fr;
  }

  .asset-item,
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}