:root {
  --bg: #f6f8fa;
  --panel: #ffffff;
  --panel-2: #f6f8fa;
  --panel-3: #eef2f6;
  --text: #1f2328;
  --muted: #59636e;
  --accent: #0969da;
  --accent-strong: #0550ae;
  --accent-soft: #ddf4ff;
  --warn: #9a6700;
  --warn-soft: #fff8c5;
  --warn-border: #d4a72c;
  --error: #cf222e;
  --error-soft: #ffebe9;
  --ok: #1a7f37;
  --ok-soft: #dafbe1;
  --border: #d0d7de;
  --border-soft: #eaeef2;
  --shadow-sm: 0 1px 2px rgba(31, 35, 40, 0.04);
  --shadow-md: 0 1px 3px rgba(31, 35, 40, 0.08), 0 1px 2px rgba(31, 35, 40, 0.04);
  --radius: 8px;
  --radius-sm: 6px;
}

* { box-sizing: border-box; }

html, body { background: var(--bg); color: var(--text); margin: 0; }
body {
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter",
        Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); text-decoration: underline; }

header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  position: sticky; top: 0; z-index: 10;
}
header h1 { font-size: 16px; margin: 0; font-weight: 600; }
header h1 a { color: var(--text); }
header h1 a:hover { text-decoration: none; color: var(--accent); }
header nav { display: flex; align-items: center; gap: 4px; }
header nav a {
  color: var(--muted);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: color 120ms ease, background 120ms ease;
}
header nav a:hover { color: var(--text); background: var(--panel-3); text-decoration: none; }
header nav a.active {
  color: var(--accent-strong);
  background: var(--accent-soft);
}
header nav a.active:hover { background: var(--accent-soft); color: var(--accent-strong); }
header nav form { margin: 0 0 0 8px; }

header nav button.logout {
  background: none;
  color: var(--error);
  border: 1px solid transparent;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font: inherit;
  transition: background 120ms ease, border-color 120ms ease;
}
header nav button.logout:hover {
  background: var(--error-soft);
  border-color: var(--error);
  color: var(--error);
  text-decoration: none;
}

main { max-width: 1200px; margin: 24px auto; padding: 0 24px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-md);
}
.card.narrow { max-width: 420px; margin: 80px auto; }
.card h2 { margin-top: 0; font-weight: 600; letter-spacing: -0.01em; }
.card h3 { margin-top: 0; font-weight: 600; font-size: 16px; }

.muted { color: var(--muted); }
.warn { color: var(--warn); }
.error { color: var(--error); }

.row { display: flex; gap: 16px; }
.row.between { justify-content: space-between; align-items: center; flex-wrap: wrap; }
.inline { display: inline-flex; gap: 8px; align-items: center; }

.grid.stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.grid.stats > div {
  display: flex; flex-direction: column;
  background: var(--panel-2);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  transition: border-color 120ms ease, transform 120ms ease;
}
.grid.stats > div:hover { border-color: var(--border); }
.stat-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
.stat-value { font-size: 24px; font-weight: 600; margin-top: 6px; color: var(--text); letter-spacing: -0.02em; }
.stat-help { font-size: 11px; color: var(--muted); margin-top: 6px; line-height: 1.4; }

table { width: 100%; border-collapse: collapse; margin-top: 12px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
th { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; background: var(--panel-2); }
th:first-child { border-top-left-radius: var(--radius-sm); }
th:last-child { border-top-right-radius: var(--radius-sm); }
tbody tr { transition: background 80ms ease; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.flagged { background: rgba(212, 167, 44, 0.1); }
tr.flagged:hover { background: rgba(212, 167, 44, 0.16); }

.pill {
  display: inline-block;
  padding: 2px 10px; margin: 2px 2px 2px 0;
  font-size: 12px;
  font-weight: 500;
  background: var(--panel-3);
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  color: var(--text);
  white-space: nowrap;
}
.pill.warn { color: var(--warn); background: var(--warn-soft); border-color: rgba(154, 103, 0, 0.2); }
.pill.ok { color: var(--ok); background: var(--ok-soft); border-color: rgba(26, 127, 55, 0.2); }
.pill.tampered {
  color: var(--error);
  background: var(--error-soft);
  border-color: var(--error);
  font-weight: 600;
}
.pill.tampered::before { content: "⚠ "; }

.token-banner {
  border-color: var(--accent);
  background: linear-gradient(180deg, var(--accent-soft) 0%, var(--panel) 70%);
}
.token-banner h3 { margin-top: 0; color: var(--accent-strong); }
.token-row { display: flex; gap: 8px; margin-top: 12px; }
.token-row input {
  flex: 1;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
}
.token-row button { white-space: nowrap; }

pre.snippet {
  background: var(--panel-3);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 12.5px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  overflow-x: auto;
  margin: 4px 0 0;
  color: var(--text);
}

.dev-form { max-width: 520px; }
.dev-form label { margin: 16px 0; }
.dev-form .small { display: block; margin-top: 4px; }
.dev-form button[type="submit"] {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
  font-weight: 600;
  padding: 8px 18px;
}
.dev-form button[type="submit"]:hover { background: var(--accent-strong); border-color: var(--accent-strong); }

tr.inactive { opacity: 0.55; }

/* primary / secondary buttons (used on devs.ejs) */
.button-primary, a.button-primary {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 8px 18px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
  box-shadow: var(--shadow-sm);
}
.button-primary:hover, a.button-primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: #ffffff;
  text-decoration: none;
}
.button-primary:active, a.button-primary:active { transform: translateY(1px); }

.button-secondary {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 18px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}
.button-secondary:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }

td.actions { white-space: nowrap; }
td.actions > * { display: inline-block; vertical-align: middle; }
td.actions form { margin: 0; }
td.actions form.inline { margin-left: 12px; }

ol.explainer { padding-left: 22px; }
ol.explainer li { margin-bottom: 8px; line-height: 1.6; }

dl.glossary { display: grid; grid-template-columns: 160px 1fr; gap: 10px 18px; margin: 0; }
dl.glossary dt { color: var(--accent-strong); font-weight: 600; }
dl.glossary dd { margin: 0; color: var(--text); }

@media (max-width: 640px) {
  dl.glossary { grid-template-columns: 1fr; gap: 4px; }
  dl.glossary dd { margin-bottom: 8px; }
  td.actions { white-space: normal; }
  td.actions > * { display: block; margin: 4px 0; }
  td.actions form.inline { margin-left: 0; }
}

input, select, button {
  font: inherit; color: inherit;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}
input:hover, select:hover { border-color: var(--accent); }
input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
button { cursor: pointer; }
button.link { background: none; border: none; padding: 0; color: var(--accent); }
button.link:hover { color: var(--accent-strong); text-decoration: underline; }
button.link.danger, a.link.danger { color: var(--error); }
button.link.danger:hover, a.link.danger:hover { color: var(--error); text-decoration: underline; }

label { display: block; margin: 12px 0; font-weight: 500; }
label input { display: block; width: 100%; margin-top: 6px; font-weight: 400; }

.date-picker { margin-top: 4px; }
.date-picker label { margin: 0; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
.date-picker select { margin-top: 6px; }

code {
  background: var(--panel-3);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9em;
  color: var(--text);
}

.small { font-size: 12px; }
h4 { margin: 12px 0 6px; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain li { padding: 2px 0; }

table.bars { table-layout: fixed; }
table.bars td { border-bottom: 1px solid var(--border-soft); padding: 8px 10px; }
table.bars td.bar-label { width: 32%; color: var(--text); }
table.bars td.bar-cell { width: auto; }
table.bars td.num { width: 80px; font-weight: 600; }
table.bars tbody tr:hover { background: transparent; }
.bar {
  display: inline-block;
  height: 10px;
  background: var(--accent);
  border-radius: 999px;
  vertical-align: middle;
  min-width: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-strong) 100%);
}

details.session {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 8px;
  background: var(--panel);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}
details.session:hover { border-color: var(--border); }
details.session[open] {
  padding-bottom: 14px;
  background: var(--panel-2);
  border-color: var(--border);
}
details.session summary { cursor: pointer; list-style: none; }
details.session summary::-webkit-details-marker { display: none; }
.session-head { display: inline-flex; flex-wrap: wrap; gap: 8px; align-items: center; }

/* prompt list — chat-like layout */
ol.prompts {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  counter-reset: prompt;
}
ol.prompts > li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-soft);
  counter-increment: prompt;
}
ol.prompts > li:last-child { border-bottom: none; }
ol.prompts > li .prompt-meta {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
ol.prompts > li .prompt-meta::before {
  content: counter(prompt) ".";
  color: var(--muted);
  margin-right: 6px;
}

/* readable prompt block */
.prompt-text {
  display: inline;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-wrap: anywhere;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
  color: var(--text);
}
.prompt-body .prompt-text,
.kv-value .prompt-text { display: block; }

/* "Read more" disclosure */
details.prompt {
  display: block;
}
details.prompt > summary {
  list-style: none;
  cursor: pointer;
  display: block;
}
details.prompt > summary::-webkit-details-marker { display: none; }
details.prompt .show-less { display: none; }
details.prompt[open] .preview-text { display: none; }
details.prompt[open] .show-less {
  display: inline-block;
  margin-top: 6px;
}
details.prompt .full {
  margin-top: 4px;
}
.link {
  color: var(--accent);
  cursor: pointer;
}
.link:hover { color: var(--accent-strong); text-decoration: underline; }

/* key/value rows for "Started with", "Summary", "Friction" */
.kv {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--border-soft);
}
.kv:first-of-type { border-top: none; padding-top: 12px; }
.kv-key {
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  padding-top: 2px;
}
.kv-value { min-width: 0; color: var(--text); }
.kv.warn .kv-key { color: var(--warn); }
.kv.warn .kv-value { color: var(--text); }

/* container disclosure for the whole prompts list */
details.prompt-list { margin-top: 10px; }
details.prompt-list > summary {
  cursor: pointer;
  color: var(--accent);
  padding: 6px 0;
  font-weight: 500;
}
details.prompt-list > summary:hover { color: var(--accent-strong); }

details > summary { cursor: pointer; }
.grid.stats > div .stat-value + .small { margin-top: 2px; }

/* warn paragraph used for "No report yet from / No report in last 15 min" */
p.warn {
  background: var(--warn-soft);
  border: 1px solid var(--warn-border);
  border-left-width: 4px;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin: 12px 0 0;
  color: var(--text);
}
p.warn strong { color: var(--warn); }

p.error {
  background: var(--error-soft);
  border: 1px solid var(--error);
  border-left-width: 4px;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text);
}

/* danger callout — same shape as p.warn but red. Used to explain the
   "Tampered" pill in plain English for non-technical readers. */
.danger-callout {
  background: var(--error-soft);
  border: 1px solid var(--error);
  border-left-width: 4px;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin: 16px 0 0;
  color: var(--text);
}
.danger-callout strong { color: var(--error); }
.danger-callout p { margin: 6px 0 0; }
.danger-callout p:first-child { margin-top: 0; }
.danger-callout ul { margin: 8px 0 0; padding-left: 22px; }
.danger-callout li { margin-bottom: 2px; }
.danger-callout details { margin-top: 8px; }
.danger-callout summary { cursor: pointer; color: var(--error); font-weight: 500; }

@media (max-width: 640px) {
  ol.prompts > li { grid-template-columns: 90px 1fr; }
  .kv { grid-template-columns: 1fr; gap: 4px; }
  main { padding: 0 14px; }
  .card { padding: 16px 18px; }
}