/* Sovereign Circuit — test station page.
 * Extends style.css + spec.css + rubric.css. Only station-specific components
 * live here; anything reusable stayed where it was. */

/* ---------- shared bits the station needed ---------- */

/* .field in spec.css styles `.field label`; the station uses `.field > span`
   so the whole control is one label element. */
.field > span {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* The base .selfcheck is a one-line pill. The station's verdict is a sentence,
   so it needs to wrap without becoming an unreadable ribbon. */
.selfcheck--wide {
  display: block;
  max-width: 62ch;
  line-height: 1.55;
  letter-spacing: 0.01em;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  text-transform: none;
}

.callout--warn {
  border-left-color: var(--color-warn) !important;
  background: var(--color-warn-soft) !important;
}
.callout--warn .callout-label {
  color: var(--color-warn);
}

.phases--stop li {
  border-left-color: var(--color-alert);
}

/* ---------- scenario picker ---------- */

.scens {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: var(--space-3);
}
.scen {
  display: grid;
  gap: 0.3rem;
  text-align: left;
  font-family: var(--font-body);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  cursor: pointer;
  transition: border-color var(--transition-interactive),
    box-shadow var(--transition-interactive), background var(--transition-interactive);
}
.scen:hover {
  border-color: var(--color-primary);
}
.scen:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}
.scen.on {
  border-color: var(--color-primary);
  background: var(--color-surface-2);
  box-shadow: inset 3px 0 0 var(--color-primary), var(--shadow-sm);
}
.scen-id {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
}
.scen-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
  letter-spacing: -0.015em;
}
.scen-blurb {
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}
.scen-out {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.15rem;
}
.scen-out.ok {
  color: var(--color-primary);
}
.scen-out.no {
  color: var(--color-alert);
}

/* ---------- sheet difference table ---------- */

.diffwrap {
  margin-top: var(--space-4);
  overflow-x: auto;
}
.sc-diff {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}
.sc-diff th,
.sc-diff td {
  text-align: left;
  padding: 0.45rem var(--space-3);
  border-top: 1px solid var(--color-divider);
  white-space: nowrap;
}
.sc-diff thead th {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-top: none;
}
.sc-diff td.mono {
  font-size: 0.75rem;
}
.sc-diff-none {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: var(--space-3) 0 0;
}

/* ---------- the phase ladder ---------- */

.ladder {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--color-divider);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.ladder li {
  display: grid;
  grid-template-columns: 1.35rem 1fr auto;
  gap: var(--space-3);
  align-items: start;
  padding: 0.7rem var(--space-4);
  background: var(--color-surface-2);
}
.rung-mark {
  width: 0.85rem;
  height: 0.85rem;
  margin-top: 0.2rem;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: transparent;
}
.rung-body {
  display: grid;
  gap: 0.12rem;
}
.rung-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: -0.012em;
}
/* .rung-body is a grid, so an inline <code> would otherwise stretch the full
   row width and read as a filled bar rather than a token. */
.rung-phase {
  justify-self: start;
  font-size: 0.6875rem;
  color: var(--color-text-faint);
}
.rung-why {
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}
.rung-state {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  padding-top: 0.28rem;
}

.ladder li.rung-done .rung-mark {
  border-color: var(--color-primary);
  background: var(--color-primary);
}
.ladder li.rung-done .rung-state {
  color: var(--color-primary);
}
.ladder li.rung-now {
  background: var(--color-primary-soft);
  box-shadow: inset 3px 0 0 var(--color-primary);
}
.ladder li.rung-now .rung-mark {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 28%, transparent);
}
.ladder li.rung-now .rung-state {
  color: var(--color-primary);
  font-weight: 500;
}
/* Unreachable is not the same as merely not-yet, and the difference is the
   whole point of the page — so it is marked with strikethrough and a word, not
   with colour alone. */
.ladder li.rung-blocked {
  opacity: 0.62;
}
.ladder li.rung-blocked .rung-name {
  text-decoration: line-through;
  text-decoration-color: var(--color-alert);
  text-decoration-thickness: 1.5px;
}
.ladder li.rung-blocked .rung-state {
  color: var(--color-alert);
}
.ladder li.rung-terminal {
  background: var(--color-alert-soft);
  box-shadow: inset 3px 0 0 var(--color-alert);
}
.ladder li.rung-terminal .rung-mark {
  border-color: var(--color-alert);
  background: var(--color-alert);
}
.ladder li.rung-terminal .rung-state {
  color: var(--color-alert);
  font-weight: 500;
}

/* ---------- action columns ---------- */

.station-cols {
  margin-top: var(--space-6);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--space-6);
}
.demo-actions--col {
  display: grid;
  gap: var(--space-2);
  margin-top: 0;
}
.btn--step {
  text-align: left;
  justify-content: flex-start;
}
.btn--next {
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}
.btn--attack {
  display: grid;
  gap: 0.18rem;
  text-align: left;
  border-color: color-mix(in srgb, var(--color-alert) 45%, var(--color-border));
}
.btn--attack:hover {
  border-color: var(--color-alert);
}
.attack-why {
  font-weight: 400;
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--color-text-muted);
  letter-spacing: 0;
}

/* ---------- the refusal card ---------- */

.refusal {
  display: none;
}
.refusal.shown {
  display: block;
  margin-top: var(--space-6);
  border: 1px solid var(--color-alert);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  background: var(--color-alert-soft);
  padding: var(--space-5);
}
.refusal-head {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: var(--space-3);
  align-items: start;
}
.refusal-x {
  font-size: 1rem;
  line-height: 1.2;
  color: var(--color-alert);
  font-weight: 700;
}
.refusal-name {
  display: block;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-alert);
  letter-spacing: -0.01em;
}
.refusal-from {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.1rem;
}
.refusal-msg {
  margin: var(--space-4) 0 0 !important;
  font-size: 0.9375rem !important;
  line-height: 1.55 !important;
  color: var(--color-text) !important;
}
.refusal-detail {
  margin-top: var(--space-4);
  border-top: 1px solid color-mix(in srgb, var(--color-alert) 30%, transparent);
  padding-top: var(--space-3);
}
.refusal-detail .stage-row {
  border-top: none;
  padding: 0.28rem 0;
  grid-template-columns: 13rem 1fr;
  color: var(--color-text);
}
.refusal-detail .stage-tag,
.refusal-detail .stage-val {
  color: inherit;
}
.refusal-detail .stage-val {
  overflow-wrap: anywhere;
}
.refusal-detail p {
  margin: var(--space-3) 0 0 !important;
  font-size: 0.8125rem !important;
  line-height: 1.5 !important;
  color: var(--color-text-muted) !important;
}
.refusal-src {
  margin: var(--space-4) 0 0 !important;
  font-size: 0.75rem !important;
  color: var(--color-text-muted) !important;
}

/* ---------- log ---------- */

.stationlog {
  list-style: none;
  margin: 0;
  padding: var(--space-3) var(--space-4);
  max-height: 15rem;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #0b0e0c;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  line-height: 1.75;
}
.stationlog li {
  overflow-wrap: anywhere;
  padding-left: 1.1rem;
  position: relative;
  color: #9aa79f;
}
.stationlog li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: #4c5a52;
}
.stationlog li.log-refused {
  color: #f5a3b1;
}
.stationlog li.log-refused::before {
  content: '✕';
  color: #d9697d;
}

/* The station panel writes into .demo-stage, which is always dark. spec.css
   forces .doc strong to the light-mode text colour, so it needs overriding
   here the same way rubric.css does for the grader. */
.demo-stage strong,
.stationlog strong {
  color: inherit;
}

@media (max-width: 620px) {
  .ladder li {
    grid-template-columns: 1.35rem 1fr;
  }
  .rung-state {
    grid-column: 2;
    padding-top: 0.2rem;
  }
  .refusal-detail .stage-row {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }
}