/* FARIGATE dispute pack verifier — machined, not designed.
   Hard constraints: near-black bg, off-white type, single accent #B8FFD9
   used sparingly, DM Sans, NO rounded corners, NO gradients, ZERO
   animations or transitions. */

:root {
  --bg: #0b0c0b;
  --bg-raised: #121412;
  --ink: #ececdf;
  --ink-dim: #9a9a90;
  --line: #2a2c2a;
  --accent: #b8ffd9;
  --no: #ececdf;
  --warn: #9a9a90;
  --mono: "SF Mono", SFMono-Regular, ui-monospace, Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
  border-radius: 0 !important;
  transition: none !important;
  animation: none !important;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "DM Sans", -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

body {
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

header .brand-line {
  font-size: 13px;
  letter-spacing: 0.35em;
  color: var(--ink-dim);
}

h1 {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 6px 0 10px;
}

h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin: 32px 0 12px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.subtitle {
  color: var(--ink-dim);
  max-width: 620px;
  margin: 0 0 36px;
}

/* ── input ───────────────────────────────────────────────────── */

#dropzone {
  border: 1px solid var(--line);
  background: var(--bg-raised);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
}

#dropzone.dragover {
  border-color: var(--accent);
}

.dropzone-title {
  font-size: 18px;
  font-weight: 600;
}

.dropzone-sub {
  color: var(--ink-dim);
  margin-top: 6px;
  font-size: 14px;
}

button {
  font: inherit;
  background: var(--bg-raised);
  color: var(--ink);
  border: 1px solid var(--ink);
  padding: 10px 18px;
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button:focus-visible,
#dropzone:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

button.linklike {
  background: none;
  border: none;
  padding: 0;
  text-decoration: underline;
  color: var(--ink);
  cursor: pointer;
}

/* ── trust source selector ───────────────────────────────────── */

#trust-source {
  border: 1px solid var(--line);
  background: var(--bg-raised);
  margin: 16px 0 0;
  padding: 12px 16px 14px;
}

#trust-source legend {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 0 6px;
}

#trust-source label {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  margin-right: 24px;
  cursor: pointer;
}

#trust-source label.disabled {
  color: var(--ink-dim);
  cursor: not-allowed;
}

#trust-source input[type="radio"] {
  accent-color: var(--accent);
}

.trust-tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  border: 1px solid var(--ink-dim);
  color: var(--ink-dim);
  padding: 1px 6px;
}

.trust-status {
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-dim);
}

.sample-row {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.sample-note {
  color: var(--ink-dim);
  font-size: 13px;
  margin-top: 10px;
}

/* ── status / verdict ────────────────────────────────────────── */

#status {
  margin-top: 28px;
  border: 1px solid var(--line);
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink-dim);
}

#verdict-panel {
  margin-top: 36px;
  border-top: 2px solid var(--ink);
  padding-top: 20px;
}

#verdict-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

#verdict-word {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

#verdict-word.pass { color: var(--accent); }
#verdict-word.fail { color: var(--ink); }
#verdict-word.partial { color: var(--ink); }
#verdict-word.notcompleted { color: var(--ink); }

.badge {
  display: inline-block;
  border: 1px solid var(--ink);
  color: var(--bg);
  background: var(--ink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 4px 10px;
  vertical-align: middle;
}

/* A hidden badge must not paint. `.badge { display: inline-block }` overrides
   the browser default `[hidden] { display: none }`, so the inapplicable trust
   badges (which app.js sets hidden=true on) would otherwise still render and
   mislabel which trust produced the verdict. An empty badge (e.g. the
   anchor-badge when anchoring is not-checked) is also not painted, so no stray
   bordered box appears. */
.badge[hidden],
.badge:empty {
  display: none;
}

/* Anchoring badge variants. ANCHORED (production root) is the strongest claim
   and reads in the accent colour; ANCHORED (DEMO CEREMONY ROOT) is hollow to
   signal "not production"; UNANCHORED is hollow with a warning border so an
   attacker key never reads as a green production verdict. */
#anchor-badge.anchored {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}
#anchor-badge.anchored-demo {
  background: var(--bg);
  border-color: var(--ink);
  color: var(--ink);
}
#anchor-badge.unanchored {
  background: var(--bg);
  border-color: var(--ink);
  color: var(--ink);
  border-style: dashed;
}

#verdict-summary {
  max-width: 680px;
  color: var(--ink-dim);
}

/* ── questions ───────────────────────────────────────────────── */

#questions {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Explicit note shown INSTEAD of the five question rows when the pack
   carries no agent-transaction dispute-questions section. Deliberately
   neutral (no accent): absence of material is never a pass on a question. */
#questions-note {
  border: 1px dashed var(--line);
  padding: 14px 16px;
  margin: 0;
  color: var(--ink-dim);
  font-size: 14px;
}

#questions li {
  border: 1px solid var(--line);
  border-bottom: none;
  padding: 14px 16px;
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 4px 18px;
}

#questions li:last-child {
  border-bottom: 1px solid var(--line);
}

.q-chip {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  align-self: start;
  justify-self: start;
  padding: 3px 8px;
  border: 1px solid currentColor;
}

.q-chip.yes { color: var(--accent); }
.q-chip.no { color: var(--no); background: none; }
.q-chip.not-verified { color: var(--warn); border-style: dashed; }

.q-title {
  font-weight: 600;
}

.q-explanation {
  grid-column: 2;
  color: var(--ink-dim);
  font-size: 14px;
}

.q-checks {
  grid-column: 2;
  color: var(--ink-dim);
  font-family: var(--mono);
  font-size: 12px;
}

/* ── error + technical detail ────────────────────────────────── */

pre {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  padding: 14px 16px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13px;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--ink);
}

#error-detail pre { color: var(--ink); }

details {
  margin-top: 32px;
  border: 1px solid var(--line);
}

details summary {
  cursor: pointer;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  list-style: none;
}

details summary::-webkit-details-marker { display: none; }

details summary::before {
  content: "+ ";
  font-family: var(--mono);
}

details[open] summary::before {
  content: "− ";
}

details > div {
  border-top: 1px solid var(--line);
  padding: 4px 16px 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 14px;
}

th, td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 7px 10px 7px 0;
  vertical-align: top;
}

th {
  color: var(--ink-dim);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

td.check-status { font-family: var(--mono); font-size: 12px; }
td.check-status.ok { color: var(--accent); }
td.check-status.not-ok { color: var(--warn); }

.kv {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-dim);
  word-break: break-all;
}

.kv b {
  color: var(--ink);
  font-weight: 600;
}

/* ── not-run + footer ────────────────────────────────────────── */

#not-run ul {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-dim);
  font-size: 14px;
}

#not-run li { margin: 4px 0; }

footer {
  margin-top: 56px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  color: var(--ink-dim);
  font-size: 13px;
}

footer p { margin: 4px 0; }

#engine-line { font-family: var(--mono); font-size: 12px; }

@media (max-width: 560px) {
  #questions li { grid-template-columns: 1fr; }
  .q-explanation, .q-checks { grid-column: 1; }
}