/* Trill UI — hand-written CSS, no framework. */

:root {
  --bg: #fafafa;
  --bg-card: #ffffff;
  --border: #e1e1e6;
  --border-strong: #c8c8d0;
  --text: #18181b;
  --text-muted: #71717a;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --success: #16a34a;
  --success-bg: #f0fdf4;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --warn: #ca8a04;
  --code-bg: #f4f4f5;
  --radius: 6px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
}

main { padding: 1.5rem 2rem; max-width: 1100px; margin: 0 auto; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 0.75rem; }
h2.danger { color: var(--danger); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 0.05em 0.3em;
  border-radius: 3px;
}
pre {
  padding: 0.75rem 1rem;
  overflow: auto;
  white-space: pre;
}
pre.payload {
  background: transparent;
  margin: 0;
  padding: 0;
  white-space: pre-wrap;
  max-width: 40rem;
}
.muted { color: var(--text-muted); }
.small { font-size: 0.85em; }

/* Top nav */
.topnav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 2rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}
.brand {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
nav.primary { display: flex; gap: 1rem; flex: 1; }
nav.primary a {
  color: var(--text-muted);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
nav.primary a.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}
.logout { display: flex; align-items: center; gap: 0.75rem; margin: 0; }
.email { color: var(--text-muted); font-size: 0.9em; }
.btn-link {
  background: none;
  border: 0;
  color: var(--accent);
  padding: 0;
  cursor: pointer;
  font: inherit;
}
.btn-link:hover { text-decoration: underline; }
.btn-link-danger {
  background: none; border: 0; padding: 0; cursor: pointer;
  font: inherit; color: var(--danger);
}
.btn-link-danger:hover { text-decoration: underline; }

/* Buttons */
.btn, button {
  display: inline-block;
  background: var(--accent);
  color: white;
  border: 0;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font: inherit;
  cursor: pointer;
}
.btn:hover, button:hover {
  background: var(--accent-hover);
  text-decoration: none;
  color: white;
}
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }

/* Forms */
form.form, form.form-inline {
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
form.form-inline { display: flex; gap: 0.75rem; align-items: flex-end; flex-wrap: wrap; }
form.inline { display: inline-block; margin-right: 0.5rem; }
label {
  display: block;
  margin-bottom: 0.75rem;
}
form.form-inline label { margin-bottom: 0; }
input[type="text"], input[type="email"], input[type="password"], select, textarea {
  display: block;
  width: 100%;
  max-width: 30rem;
  padding: 0.4rem 0.6rem;
  font: inherit;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: white;
  margin-top: 0.2rem;
}
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

/* Page header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.page-header h1 { margin: 0; }

/* Auth card */
.auth-card {
  max-width: 24rem;
  margin: 3rem auto 0;
  background: var(--bg-card);
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.auth-card h1 { font-size: 1.25rem; }

/* Empty state */
.empty-state {
  background: var(--bg-card);
  padding: 3rem 2rem;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.empty-state h2 { margin-top: 0; }
.empty-state .btn { margin-top: 1rem; }

/* Tabs (instance & admin sub-nav) */
nav.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}
nav.tabs a {
  padding: 0.6rem 1rem;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
nav.tabs a:hover { text-decoration: none; color: var(--text); }
nav.tabs a.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

/* Tables */
table.data {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
}
table.data th, table.data td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
table.data th {
  font-weight: 600;
  font-size: 0.85em;
  background: var(--bg);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}
table.data tr:last-child td { border-bottom: 0; }

/* Meta dl */
dl.meta {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.5rem 1.5rem;
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}
dl.meta dt { color: var(--text-muted); font-size: 0.85em; }
dl.meta dd { margin: 0; }

/* Callouts */
.callout-success {
  background: var(--success-bg);
  border: 1px solid var(--success);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.callout-success pre.token {
  background: white;
  border: 1px solid var(--border);
  padding: 0.6rem 0.8rem;
  word-break: break-all;
  white-space: pre-wrap;
}
.flash {
  background: #fef3c7;
  border-bottom: 1px solid #fcd34d;
  padding: 0.6rem 2rem;
  color: #92400e;
}

/* Health badges */
.health {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75em;
  font-weight: 600;
  text-transform: uppercase;
}
.health-ok { background: var(--success-bg); color: var(--success); }
.health-lag { background: #fef3c7; color: var(--warn); }
.health-error { background: var(--danger-bg); color: var(--danger); }
.health-unknown { background: var(--code-bg); color: var(--text-muted); }

/* Error page */
.error-page {
  background: var(--bg-card);
  padding: 3rem 2rem;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.error-page h1 { font-size: 3rem; margin-bottom: 0.5rem; }

/* Misc */
.error-box {
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}
.error-box h2 { margin-top: 0; color: var(--danger); }
pre.config {
  max-height: 24rem;
}
details.publish summary {
  cursor: pointer;
  font-weight: 500;
  padding: 0.4rem 0;
}
details.publish[open] {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
}