:root {
  --bg: #f5f6f8;
  --card: #fff;
  --line: #e2e5ea;
  --text: #1c2430;
  --muted: #6b7684;
  --accent: #1976d2;
  --danger: #c62828;
  --ok: #2e7d32;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

main { max-width: 1400px; margin: 0 auto; padding: 24px 20px 60px; }

h1 { font-size: 24px; margin: 0 0 4px; }
h2 { font-size: 18px; margin: 32px 0 12px; }
.lead { color: var(--muted); max-width: 70ch; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 20px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  height: 56px;
}
.topbar .brand { font-weight: 600; text-decoration: none; color: var(--text); }
.topbar nav { display: flex; gap: 16px; flex: 1; }
.topbar nav a { text-decoration: none; color: var(--muted); padding: 4px 0; border-bottom: 2px solid transparent; }
.topbar nav a:hover { color: var(--text); }
.topbar nav a.active { color: var(--accent); border-bottom-color: var(--accent); }

button { font: inherit; cursor: pointer; border-radius: 6px; border: 1px solid var(--line); background: #fff; padding: 6px 12px; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.secondary { background: #fff; }
button.danger { border: none; background: none; color: var(--danger); padding: 2px 6px; }
button.link { border: none; background: none; color: var(--muted); padding: 0; }
button:hover { filter: brightness(0.97); }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; margin-top: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.card h2 { margin: 0 0 6px; font-size: 18px; }
.card h2 a { color: var(--text); text-decoration: none; }

.module-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; }

.endpoints { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 6px; }
.endpoints code { background: #eef1f5; padding: 2px 6px; border-radius: 4px; font-size: 12px; word-break: break-all; }
.endpoints a { text-decoration: none; }
.tag { display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; padding: 2px 6px; border-radius: 4px; margin-right: 6px; }
.tag.layout { background: #e3f2fd; color: #0d47a1; }
.tag.api { background: #ede7f6; color: #4527a0; }

.endpoints-box { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin: 16px 0; }
.endpoints-box summary { cursor: pointer; font-weight: 500; }

.flash { background: #fff8e1; border: 1px solid #ffe082; padding: 10px 14px; border-radius: 8px; }
.flash.error { background: #ffebee; border-color: #ef9a9a; color: var(--danger); }

.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
table.grid { border-collapse: collapse; width: 100%; }
table.grid th, table.grid td { padding: 6px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
table.grid th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: #fafbfc; }
table.grid tr:last-child td { border-bottom: none; }
table.grid input[type="text"], table.grid input[type="url"], table.grid input[type="number"], table.grid select, table.grid textarea {
  font: inherit; border: 1px solid transparent; background: transparent; border-radius: 5px; padding: 4px 6px; width: 100%; min-width: 70px;
}
table.grid input:hover, table.grid select:hover, table.grid textarea:hover { border-color: var(--line); background: #fff; }
table.grid input:focus, table.grid select:focus, table.grid textarea:focus { outline: none; border-color: var(--accent); background: #fff; }
table.grid td.type-number input, table.grid td.type-integer input { text-align: right; min-width: 60px; }
table.grid input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
table.grid input[type="number"]::-webkit-outer-spin-button,
table.grid input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
table.grid textarea { resize: vertical; min-width: 180px; }
table.grid td.type-text input, table.grid td.type-url input { min-width: 140px; }
td.saved { animation: flash-ok 1s ease-out; }
td.failed { animation: flash-err 1.4s ease-out; }
@keyframes flash-ok { from { background: #c8e6c9; } to { background: transparent; } }
@keyframes flash-err { from { background: #ffcdd2; } to { background: transparent; } }

.stepper { display: flex; align-items: center; gap: 2px; }
.stepper .step { padding: 0 7px; line-height: 22px; color: var(--muted); border-color: transparent; }
.stepper .step:hover { border-color: var(--line); color: var(--text); }

.add-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.add-form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.add-form input, .add-form select { font: inherit; color: var(--text); padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; }

body.centered { display: grid; place-items: center; min-height: 100vh; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 28px; width: 320px; display: grid; gap: 14px; }
.login-card label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.login-card input { font: inherit; color: var(--text); padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; }