:root {
  --bg: #f0f2f5;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #666;
  --accent: #0b5cab;
  --accent-hover: #094a8a;
  --error: #b00020;
  --border: #d0d5dd;
  --ok: #0a7a3e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

body.centered {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

a { color: var(--accent); }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.topbar .brand { display: flex; align-items: center; gap: 0.75rem; font-weight: 600; }
.topbar .brand img { height: 28px; }
.topbar .user { color: var(--muted); font-size: 0.9rem; }
.topbar nav { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; }
.topbar a, .topbar button.linkish {
  text-decoration: none;
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.95rem;
}

main.page { max-width: 1100px; margin: 0 auto; padding: 1.25rem; }

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border-radius: 12px;
  padding: 2rem 1.75rem 1.5rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  text-align: center;
}
.logo { max-width: 180px; height: auto; margin-bottom: 0.75rem; }
h1 { font-size: 1.35rem; font-weight: 600; margin: 0 0 0.35rem; }
h2 { font-size: 1.15rem; margin: 0 0 1rem; }
.subtitle { color: var(--muted); font-size: 0.9rem; margin: 0 0 1.5rem; }

form.stack, .stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  text-align: left;
}
label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 500;
}
input, select, textarea {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-color: var(--accent);
}
.checks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.35rem;
  align-items: center;
}
.checks label,
label.check {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 0.45rem;
  font-weight: 400;
  margin: 0;
}
.checks input[type="checkbox"],
label.check input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
}
.options-block {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.options-block > strong {
  font-size: 0.9rem;
}

button, .btn {
  margin-top: 0.15rem;
  padding: 0.55rem 1rem;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
button:hover, .btn:hover { background: var(--accent-hover); }
button.secondary, .btn.secondary {
  background: #e8ecf0;
  color: var(--text);
}
button.danger { background: var(--error); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.error { color: var(--error); font-size: 0.85rem; margin: 0.25rem 0 0; }
.ok { color: var(--ok); font-size: 0.85rem; }
.footer { margin: 1.5rem 0 0; font-size: 0.75rem; color: var(--muted); }

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.hub-card {
  background: var(--card);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.hub-card:hover {
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(11, 92, 171, 0.12);
}
.hub-card h2 { margin: 0 0 0.35rem; color: var(--accent); }
.hub-card p { margin: 0; color: var(--muted); font-size: 0.9rem; }

.card {
  background: var(--card);
  border-radius: 12px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  margin-bottom: 1rem;
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: var(--card);
}
table.data th, table.data td {
  text-align: left;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--border);
}
table.data th { background: #e9eef3; font-weight: 600; }
table.data tr:hover td { background: #f7f9fb; }
table.data tr.clickable { cursor: pointer; }

/* DataTables (CDN) integration — scroll body, no paging UI */
.card .dt-container {
  font-size: 0.9rem;
}
.card .dt-layout-row {
  margin: 0.5rem 0;
}
.card table.dataTable {
  width: 100% !important;
  border-collapse: collapse;
}
.card table.dataTable thead th {
  background: #e9eef3;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
}
.card table.dataTable tbody td {
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.card table.dataTable tbody tr:hover td {
  background: #f7f9fb;
}
.card table.dataTable tbody tr.dt-clickable {
  cursor: pointer;
}
.card .dt-container .dt-search input {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.9rem;
}
/* Scrollable body from DataTables scrollY (height set in JS; tracks window resize) */
.card .dt-scroll-body {
  border-bottom: 1px solid var(--border);
  scrollbar-gutter: stable;
  overflow-y: auto !important;
}
.card .dt-scroll-head table,
.card .dt-scroll-body table {
  width: 100% !important;
}
/* Keep card from forcing a fixed height that fights scrollY */
.card .dt-container {
  max-width: 100%;
}
.dt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  white-space: nowrap;
}
.dt-actions .btn,
.dt-actions button {
  margin: 0;
  padding: 0.35rem 0.65rem;
  font-size: 0.85rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}
.toolbar .spacer { flex: 1; }
.breadcrumb { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.75rem; }
.breadcrumb a { margin-right: 0.25rem; }

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
@media (max-width: 700px) { .grid2 { grid-template-columns: 1fr; } }

.muted { color: var(--muted); font-size: 0.85rem; }
.hidden { display: none !important; }