:root {
  color: var(--ink);
  background: var(--bg);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

body {
  margin: 0;
}

button,
input {
  font: inherit;
}

.approver-shell {
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px;
}

.approver-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}

.approver-header h1 {
  margin: 0;
  font-size: 1.5rem;
}

.icon-button {
  inline-size: 40px;
  block-size: 40px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
}

.approver-section {
  padding: 24px 0;
}

.approver-section h2 {
  margin: 0 0 12px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.approval-list {
  display: grid;
  gap: 12px;
}

.approval-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  padding: 16px;
}

.approval-card--unverified,
.approval-card--expired {
  border-color: var(--no);
}

.approval-card h3 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.approval-meta {
  margin: 4px 0;
  color: var(--ink-2);
}

.approval-plaintext {
  overflow: auto;
  margin: 12px 0;
  padding: 12px;
  border-radius: 6px;
  background: var(--surface-sunk);
}

.verification-warning {
  color: var(--risk-crit-fg);
  font-weight: 600;
}

.decision-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.decision-controls input {
  min-inline-size: 180px;
  padding: 8px 10px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
}

.decision-controls button {
  min-inline-size: 96px;
  padding: 8px 12px;
  border: 1px solid var(--ink);
  border-radius: 6px;
  background: var(--ink);
  color: var(--surface);
}

.decision-controls button[value="denied"] {
  background: var(--surface);
  color: var(--ink);
}

.decision-controls button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.empty-state {
  color: var(--ink-2);
}

/* ── Audit-history view ──────────────────────────────────────────────────────────────────────── */

.audit-history {
  padding: 24px 0;
}

.audit-history__heading {
  margin: 0 0 12px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.audit-history__empty {
  color: var(--ink-2);
}

/* Chain cue — persistent header badge showing overall chain health */
.audit-chain-cue {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
}

.audit-chain-cue[data-chain-status="verified"] {
  color: var(--ok);
  background: var(--ok-soft);
  border: 1px solid var(--ok-edge);
}

.audit-chain-cue[data-chain-status="broken"] {
  color: var(--no);
  background: var(--no-soft);
  border: 1px solid var(--no-edge);
}

.audit-chain-cue__icon {
  font-size: 14px;
}

/* Timeline list */
.audit-history__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

/* Each resolved-decision row */
.audit-row {
  display: grid;
  grid-template-columns: 18px 140px minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 8px; /* --r-sm */
  background: var(--surface);
  padding: 12px;
}

.audit-row[data-chain-status="broken"] {
  border-color: var(--no);
}

/* Rail dot */
.audit-row__dot {
  display: block;
  margin-top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 4px var(--ok-soft);
}

.audit-row[data-chain-status="broken"] .audit-row__dot {
  background: var(--no);
  box-shadow: 0 0 0 4px var(--no-soft);
}

/* Time */
.audit-row__time {
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace; /* --font-mono */
  font-size: 12px;
  color: var(--ink-3);
  padding-top: 2px;
}

/* Summary / meta */
.audit-row__main {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.audit-row__summary {
  overflow: hidden;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.audit-row__meta {
  overflow: hidden;
  font-size: 12px;
  color: var(--ink-3);
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Decision chip */
.audit-decision-chip {
  border: 1px solid var(--border);
  border-radius: 999px; /* --r-pill */
  padding: 4px 8px;
  color: var(--ink-2);
  background: var(--surface);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  white-space: nowrap;
}

.audit-row[data-decision="approved"] .audit-decision-chip {
  color: var(--ok);
  background: var(--ok-soft);
  border-color: var(--ok-edge);
}

.audit-row[data-decision="denied"] .audit-decision-chip {
  color: var(--no);
  background: var(--no-soft);
  border-color: var(--no-edge);
}

/* Detail pane — spans full width below the row header */
.audit-detail {
  grid-column: 1 / -1;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--bg-tint);
  display: grid;
  gap: 10px;
}

/* Status grid: verdict signature, actor origin, request hash */
.audit-status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

@media (max-width: 600px) {
  .audit-row {
    grid-template-columns: 18px minmax(0, 1fr) auto;
  }

  .audit-row__time {
    display: none;
  }

  .audit-status-grid {
    grid-template-columns: 1fr;
  }
}

/* Evidence card */
.audit-evidence {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 8px; /* --r-sm */
  background: var(--surface-2);
  padding: 8px;
}

.audit-evidence__icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px; /* --r-sm */
  color: var(--ok);
  background: var(--ok-soft);
  font-size: 14px;
}

.audit-evidence--bad .audit-evidence__icon {
  color: var(--no);
  background: var(--no-soft);
}

.audit-evidence__body {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.audit-evidence__label {
  display: block;
  color: var(--ink-3);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.audit-evidence__value {
  display: block;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace; /* --font-mono */
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* WYSIWYS receipt */
.audit-wysiwys {
  border-radius: 8px; /* --r-sm */
  background: var(--code-bg);
  color: var(--code-ink);
  padding: 12px;
}

.audit-wysiwys__label {
  display: block;
  color: var(--code-dim);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.audit-wysiwys__pre {
  margin: 8px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace; /* --font-mono */
  font-size: 13px;
  line-height: 1.55;
}

/* Fail-closed banner — must be visually prominent for broken/unverifiable records */
.audit-fail-closed {
  display: flex;
  align-items: center;
  gap: 8px;
  border-radius: 8px; /* --r-sm */
  padding: 10px;
  color: var(--no);
  background: var(--no-soft);
  border: 1px solid var(--no-edge);
  font-size: 13px;
  font-weight: 700;
}

/* Verification error text */
.audit-verification-error {
  margin: 0;
  color: var(--risk-crit-fg);
  font-size: 13px;
  font-weight: 600;
}

/* ── Login / pairing-ceremony gate (issue #148) ──────────────────────────────────────────────── */

.pairing-shell {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 24px;
}

.pairing-header {
  margin-bottom: 32px;
}

.pairing-wordmark {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
}

.pairing-screen {
  border: 1px solid var(--border);
  border-radius: 18px; /* --r-xl */
  background: var(--surface);
  padding: 32px;
  display: grid;
  gap: 20px;
}

.pairing-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  background: var(--accent-soft);
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px; /* --r-pill */
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pairing-headline {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.1;
}

.pairing-subcopy {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.55;
}

/* Device ticket (returning screen) */
.pairing-device-ticket {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--border);
  border-radius: 8px; /* --r-sm */
  background: var(--surface-2);
  padding: 14px 16px;
}

.pairing-device-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.pairing-device-meta {
  margin-top: 4px;
  font-size: 12px;
  color: var(--ink-3);
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

.pairing-status-pill {
  color: var(--ok);
  background: var(--ok-soft);
  border: 1px solid var(--ok-edge);
  border-radius: 999px; /* --r-pill */
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

/* Evidence / trust checklists */
.pairing-evidence,
.pairing-trust-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.pairing-evidence-item,
.pairing-trust-item {
  display: flex;
  gap: 10px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.4;
}

.pairing-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  color: var(--ok);
  background: var(--ok-soft);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

/* Pairing form */
.pairing-form {
  display: grid;
  gap: 14px;
}

.pairing-field {
  display: grid;
  gap: 5px;
}

.pairing-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-2);
}

.pairing-input {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border-strong);
  border-radius: 8px; /* --r-sm */
  background: var(--surface-2);
  color: var(--ink);
  font-size: 14px;
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

.pairing-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.pairing-submit-row {
  margin-top: 4px;
}

/* Action buttons */
.pairing-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pairing-btn {
  min-height: 42px;
  border: 0;
  border-radius: 8px; /* --r-sm */
  padding: 0 16px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.pairing-btn--primary {
  color: var(--accent-ink);
  background: var(--accent);
}

.pairing-btn--secondary {
  color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--border);
}

/* Error banner — fail-closed: always visible on validation failure */
.pairing-error-banner {
  border-radius: 8px; /* --r-sm */
  padding: 10px 14px;
  color: var(--no);
  background: var(--no-soft);
  border: 1px solid var(--no-edge);
  font-size: 13px;
  font-weight: 600;
}

@media (max-width: 480px) {
  .pairing-shell {
    padding: 24px 16px;
  }

  .pairing-screen {
    padding: 20px;
  }

  .pairing-actions {
    flex-direction: column;
  }

  .pairing-btn {
    width: 100%;
    text-align: center;
  }
}

/* ── First-run onboarding walkthrough (issue #151) ───────────────────────────────────────────── */

.onboarding-shell {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 24px;
}

.onboarding-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 32px;
}

.onboarding-wordmark {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
}

.onboarding-skip {
  border: 0;
  background: transparent;
  color: var(--ink-3);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 0;
}

.onboarding-skip:hover,
.onboarding-skip:focus-visible {
  color: var(--ink);
}

.onboarding-screen {
  border: 1px solid var(--border);
  border-radius: 18px; /* --r-xl */
  background: var(--surface);
  padding: 32px;
  display: grid;
  gap: 20px;
}

.onboarding-progress {
  display: flex;
  gap: 6px;
}

.onboarding-dot {
  width: 22px;
  height: 4px;
  border-radius: 999px; /* --r-pill */
  background: var(--border-strong);
}

.onboarding-dot--active {
  background: var(--accent);
}

.onboarding-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  background: var(--accent-soft);
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px; /* --r-pill */
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.onboarding-headline {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.1;
}

.onboarding-subcopy {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.55;
}

.onboarding-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.onboarding-list-item {
  display: flex;
  gap: 10px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.4;
}

.onboarding-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  color: var(--ok);
  background: var(--ok-soft);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.onboarding-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.onboarding-btn {
  min-height: 42px;
  border: 0;
  border-radius: 8px; /* --r-sm */
  padding: 0 16px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.onboarding-btn--primary {
  color: var(--accent-ink);
  background: var(--accent);
}

.onboarding-btn--secondary {
  color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--border);
}

@media (max-width: 480px) {
  .onboarding-shell {
    padding: 24px 16px;
  }

  .onboarding-screen {
    padding: 20px;
  }

  .onboarding-actions {
    flex-direction: column;
  }

  .onboarding-btn {
    width: 100%;
    text-align: center;
  }
}