/* diagnostic-flow.css — Styles for the main terrain flow sections
   Survey opening, maturity diagnostic timeline, discipline terrain, field evidence */

/* === Survey Opening === */
.survey-opening {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--fieldcraft-space-lg);
  align-items: center;
  padding: var(--fieldcraft-space-2xl) 0;
  border-bottom: 1px solid var(--terrain-border);
}

.survey-opening__tag {
  font-family: var(--fieldcraft-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--terrain-signal);
  font-weight: 500;
  margin-bottom: var(--fieldcraft-space-sm);
}

.survey-opening__brief {
  font-size: 1.05rem;
  color: var(--terrain-text-light);
  margin-top: var(--fieldcraft-space-md);
  max-width: 38rem;
}

.survey-facts {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: var(--fieldcraft-space-lg);
  padding: var(--fieldcraft-space-md);
  background: var(--terrain-clay);
  border-radius: 8px;
  border-left: 3px solid var(--terrain-signal);
}
.survey-facts__item {
  display: flex;
  gap: 0.75rem;
}
.survey-facts__item dt {
  font-family: var(--fieldcraft-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--terrain-text-light);
  min-width: 7rem;
  flex-shrink: 0;
  padding-top: 0.1rem;
}
.survey-facts__item dd {
  font-size: 0.9rem;
  color: var(--terrain-text);
}

.survey-opening__actions {
  display: flex;
  gap: 0.75rem;
  margin-top: var(--fieldcraft-space-lg);
  flex-wrap: wrap;
}

.survey-opening__photograph {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(26, 24, 20, 0.15);
}
.survey-opening__photograph img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.survey-opening__photograph figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(transparent, rgba(26, 24, 20, 0.85));
  color: var(--terrain-clay);
  font-size: 0.78rem;
  line-height: 1.5;
}

/* === Maturity Diagnostic Timeline === */
.diagnostic-timeline {
  padding: var(--fieldcraft-space-2xl) 0;
  border-bottom: 1px solid var(--terrain-border);
}

.diagnostic-timeline__intro {
  max-width: 40rem;
  margin-bottom: var(--fieldcraft-space-lg);
}
.diagnostic-timeline__intro p:last-child {
  font-size: 0.95rem;
  color: var(--terrain-text-light);
  margin-top: var(--fieldcraft-space-xs);
}

/* Timeline rail — horizontal node/wire chain */
.timeline-rail {
  display: flex;
  align-items: center;
  gap: 0;
  padding: var(--fieldcraft-space-md) 0;
  margin-bottom: var(--fieldcraft-space-lg);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.timeline-wire {
  flex: 1;
  min-width: 2rem;
  height: 3px;
  background: var(--terrain-border);
  transition: background 0.3s ease;
}
.timeline-wire.wire-active {
  background: var(--terrain-signal);
}

.timeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.25rem;
  background: var(--terrain-clay);
  border: 2px solid var(--terrain-border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
  font-family: var(--fieldcraft-sans);
}
.timeline-node:hover {
  border-color: var(--terrain-signal);
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(45, 158, 143, 0.12);
}
.timeline-node--active {
  border-color: var(--terrain-signal);
  background: #fff;
  box-shadow: 0 4px 20px rgba(45, 158, 143, 0.18);
}

.timeline-node__number {
  font-family: var(--fieldcraft-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--terrain-text-light);
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--terrain-sand);
  border: 1.5px solid var(--terrain-border);
  transition: all 0.3s ease;
}
.timeline-node--active .timeline-node__number {
  background: var(--terrain-signal);
  color: #fff;
  border-color: var(--terrain-signal);
}

.timeline-node__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--terrain-text);
  white-space: nowrap;
}

/* Diagnostic readout panel */
.diagnostic-readout {
  display: block;
}
.diagnostic-readout__panel {
  background: #fff;
  border: 1px solid var(--terrain-border);
  border-radius: 10px;
  padding: var(--fieldcraft-space-lg);
  animation: panelReveal 0.35s ease;
}
.diagnostic-readout__panel h3 {
  margin-bottom: var(--fieldcraft-space-sm);
  color: var(--terrain-signal-dim);
}
.diagnostic-readout__panel p {
  margin-top: var(--fieldcraft-space-xs);
  font-size: 0.95rem;
  color: var(--terrain-text);
}
.diagnostic-readout__panel p strong {
  color: var(--terrain-bedrock);
}

@keyframes panelReveal {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Discipline Terrain === */
.discipline-terrain {
  padding: var(--fieldcraft-space-2xl) 0;
  border-bottom: 1px solid var(--terrain-border);
}

.discipline-terrain__header {
  max-width: 40rem;
  margin-bottom: var(--fieldcraft-space-xl);
}
.discipline-terrain__header p:last-child {
  font-size: 0.95rem;
  color: var(--terrain-text-light);
  margin-top: var(--fieldcraft-space-xs);
}

.discipline-stack {
  display: flex;
  flex-direction: column;
  gap: var(--fieldcraft-space-md);
}

.discipline-block {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--fieldcraft-space-md);
  padding: var(--fieldcraft-space-md) var(--fieldcraft-space-lg);
  background: #fff;
  border: 1px solid var(--terrain-border);
  border-radius: 10px;
  transition: all 0.3s ease;
  position: relative;
}
.discipline-block:hover {
  border-color: var(--terrain-signal);
  box-shadow: 0 4px 16px rgba(45, 158, 143, 0.08);
  transform: translateX(4px);
}

/* Alternate indent pattern to break visual monotony */
.discipline-block:nth-child(even) {
  margin-left: 2rem;
}
.discipline-block:nth-child(3) {
  margin-left: 4rem;
}

.discipline-block__badge {
  font-family: var(--fieldcraft-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--terrain-signal);
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(45, 158, 143, 0.08);
  border-radius: 8px;
  border: 1px solid rgba(45, 158, 143, 0.15);
  flex-shrink: 0;
}

.discipline-block__body h3 {
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}
.discipline-block__body p {
  font-size: 0.9rem;
  color: var(--terrain-text-light);
  line-height: 1.6;
}

.discipline-block__drills {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--fieldcraft-space-sm);
}
.discipline-block__drills li {
  font-size: 0.78rem;
  font-family: var(--fieldcraft-mono);
  padding: 0.3rem 0.7rem;
  background: var(--terrain-sand);
  border: 1px solid var(--terrain-border);
  border-radius: 4px;
  color: var(--terrain-text);
}

/* === Scope Bench === */
.scope-bench {
  padding: var(--fieldcraft-space-2xl) 0;
  border-bottom: 1px solid var(--terrain-border);
}

.scope-bench__prompt {
  max-width: 40rem;
  margin-bottom: var(--fieldcraft-space-lg);
}
.scope-bench__prompt p:last-child {
  font-size: 0.9rem;
  color: var(--terrain-text-light);
  margin-top: var(--fieldcraft-space-xs);
}

.scope-toggles fieldset {
  border: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.scope-toggles legend {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--fieldcraft-space-sm);
  color: var(--terrain-text);
}

.scope-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  background: #fff;
  border: 1.5px solid var(--terrain-border);
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.25s ease;
  user-select: none;
}
.scope-chip:hover {
  border-color: var(--terrain-signal);
}
.scope-chip:has(input:checked) {
  background: rgba(45, 158, 143, 0.08);
  border-color: var(--terrain-signal);
  color: var(--terrain-signal-dim);
  font-weight: 600;
}
.scope-chip input {
  accent-color: var(--terrain-signal);
  width: 1rem;
  height: 1rem;
}

.scope-team-size {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: var(--fieldcraft-space-md);
  font-size: 0.85rem;
  font-weight: 600;
}
.scope-team-size input {
  width: 4.5rem;
  padding: 0.45rem 0.65rem;
  border: 1.5px solid var(--terrain-border);
  border-radius: 6px;
  font-family: var(--fieldcraft-mono);
  font-size: 0.9rem;
  background: #fff;
  transition: border-color 0.2s ease;
}
.scope-team-size input:focus {
  outline: none;
  border-color: var(--terrain-signal);
}

.scope-result {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--fieldcraft-space-md);
  align-items: start;
  margin-top: var(--fieldcraft-space-lg);
  padding: var(--fieldcraft-space-md);
  background: var(--terrain-soil);
  border-radius: 10px;
  color: var(--terrain-sand);
}
.scope-result__shape strong {
  display: block;
  font-size: 1.15rem;
  color: var(--terrain-signal);
  margin-bottom: 0.3rem;
}
.scope-result__shape span {
  font-size: 0.88rem;
  color: var(--terrain-pebble);
  line-height: 1.6;
}
.scope-result__next {
  font-size: 0.85rem;
  color: var(--terrain-pebble);
}
.scope-result__next a {
  color: var(--terrain-signal);
}
.scope-result__next a:hover {
  color: #fff;
}

/* === Field Evidence === */
.field-evidence {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--fieldcraft-space-xl);
  align-items: start;
  padding: var(--fieldcraft-space-2xl) 0;
  border-bottom: 1px solid var(--terrain-border);
}

.field-evidence__photo {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 30px rgba(26, 24, 20, 0.12);
}
.field-evidence__photo img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
}
.field-evidence__photo figcaption {
  padding: 0.65rem 0.85rem;
  background: var(--terrain-clay);
  font-size: 0.78rem;
  color: var(--terrain-text-light);
}

.evidence-chain {
  list-style: none;
  counter-reset: evidence-step;
  margin-top: var(--fieldcraft-space-lg);
}
.evidence-chain li {
  counter-increment: evidence-step;
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: var(--fieldcraft-space-sm);
  padding: var(--fieldcraft-space-md) 0;
  border-bottom: 1px solid var(--terrain-border);
}
.evidence-chain li:last-child { border-bottom: none; }
.evidence-chain li::before {
  content: counter(evidence-step);
  font-family: var(--fieldcraft-mono);
  font-size: 0.75rem;
  font-weight: 500;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--terrain-clay);
  border-radius: 50%;
  color: var(--terrain-signal-dim);
  flex-shrink: 0;
}
.evidence-chain li strong {
  display: block;
  font-size: 0.95rem;
  color: var(--terrain-bedrock);
  margin-bottom: 0.2rem;
}
.evidence-chain li span {
  font-size: 0.88rem;
  color: var(--terrain-text-light);
  line-height: 1.55;
}

/* === Operator Ribbon === */
.operator-ribbon {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--fieldcraft-space-lg);
  padding: var(--fieldcraft-space-2xl) 0;
}

.operator-ribbon__identity h2 {
  font-size: 1.1rem;
  margin-bottom: var(--fieldcraft-space-sm);
}
.operator-ribbon__identity address {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--terrain-text-light);
}
.operator-ribbon__identity address a {
  display: inline-block;
  margin-top: 0.25rem;
}

.operator-ribbon__scope h3,
.operator-ribbon__governance h3 {
  font-size: 0.95rem;
  margin-bottom: var(--fieldcraft-space-xs);
}
.operator-ribbon__scope p,
.operator-ribbon__governance p {
  font-size: 0.88rem;
  color: var(--terrain-text-light);
  line-height: 1.6;
}

/* === Responsive adjustments === */
@media (max-width: 900px) {
  .survey-opening { grid-template-columns: 1fr; }
  .survey-opening__photograph { order: -1; }
  .field-evidence { grid-template-columns: 1fr; }
  .operator-ribbon { grid-template-columns: 1fr; gap: var(--fieldcraft-space-lg); }
  .discipline-block:nth-child(even),
  .discipline-block:nth-child(3) { margin-left: 0; }
  .scope-result { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .timeline-rail { gap: 0; }
  .timeline-node { padding: 0.5rem 0.75rem; }
  .timeline-node__label { font-size: 0.72rem; }
  .survey-facts__item { flex-direction: column; gap: 0.2rem; }
  .survey-facts__item dt { min-width: auto; }
  .discipline-block { grid-template-columns: 1fr; }
  .discipline-block__badge { width: 2.5rem; height: 2.5rem; font-size: 0.65rem; }
}