/* ═══════════════════════════════════════════════════ */
/* PAGE-SPECIFIC STYLES                                */
/* ═══════════════════════════════════════════════════ */

/* Trust Ladder stage color variables */
:root {
  --stage1: #f85149;
  --stage2: #e8b931;
  --stage3: #8b5cf6;
  --stage4: #3fb950;
}

/* ── THEME TOGGLE ── */

.theme-toggle:hover {
  border-color: var(--adjudicator);
  color: var(--text);
}

.theme-toggle .icon {
  font-size: 14px;
  line-height: 1;
}

section {
  padding: 70px 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-section {
  padding-top: 160px;
  text-align: center;
  max-width: 800px;
}

h1 {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

h1 em {
  font-style: italic;
  color: var(--adjudicator);
}

h2 {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.2;
  margin-bottom: 1rem;
}

h3 {
  font-family: var(--sans);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text2);
  font-size: 1.15rem;
  line-height: 1.75;
  max-width: 640px;
  margin: 0 auto;
  font-weight: 400;
}

.section-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--adjudicator);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--adjudicator);
}

/* ── LADDER VIZ ── */
.ladder-container {
  margin: 4rem 0;
  position: relative;
}

.ladder-stages {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  position: relative;
}

.ladder-stage {
  position: relative;
  padding: 2.5rem 1.5rem 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  transition: border-color 0.3s, background 0.3s;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.ladder-stage:first-child {
  border-radius: 16px 0 0 16px;
}

.ladder-stage:last-child {
  border-radius: 0 16px 16px 0;
}

.ladder-stage:hover {
  border-color: var(--border2);
  background: var(--surface);
}

.stage-num {
  font-family: var(--serif);
  font-size: 3.5rem;
  font-weight: 400;
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  opacity: 0.08;
  line-height: 1;
}

.stage-badge {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  display: inline-block;
  margin-bottom: 1rem;
}

.ladder-stage:nth-child(1) .stage-badge {
  background: rgba(248, 81, 73, 0.1);
  color: var(--stage1);
  border: 1px solid rgba(248, 81, 73, 0.2);
}

.ladder-stage:nth-child(2) .stage-badge {
  background: rgba(232, 185, 49, 0.1);
  color: var(--stage2);
  border: 1px solid rgba(232, 185, 49, 0.2);
}

.ladder-stage:nth-child(3) .stage-badge {
  background: rgba(139, 92, 246, 0.1);
  color: var(--stage3);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.ladder-stage:nth-child(4) .stage-badge {
  background: rgba(63, 185, 80, 0.1);
  color: var(--stage4);
  border: 1px solid rgba(63, 185, 80, 0.2);
}

.ladder-stage h3 {
  font-family: var(--serif);
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
}

.ladder-stage .stage-desc {
  font-size: 0.85rem;
  color: var(--text2);
  font-weight: 400;
  line-height: 1.55;
  margin-bottom: 1.2rem;
}

.stage-metrics {
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.stage-metric {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.78rem;
  padding: 0.25rem 0;
  gap: 0.75rem;
}

.stage-metric .label {
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text3);
  flex: 0 0 auto;
}

.stage-metric .value {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-align: right;
  flex: 1 1 auto;
}

.ladder-stage:nth-child(1) .stage-metric .value {
  color: var(--stage1);
}

.ladder-stage:nth-child(2) .stage-metric .value {
  color: var(--stage2);
}

.ladder-stage:nth-child(3) .stage-metric .value {
  color: var(--stage3);
}

.ladder-stage:nth-child(4) .stage-metric .value {
  color: var(--stage4);
}

/* ── PROGRESS BAR ── */
.ladder-progress {
  margin: 0 0 3rem;
  position: relative;
}

.progress-track {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  position: relative;
  margin-bottom: 1rem;
}

.progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--stage1) 0%, var(--stage2) 33%, var(--stage3) 66%, var(--stage4) 100%);
}

.progress-markers {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--text3);
  letter-spacing: 0.05em;
}

.progress-arrow {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text3);
  margin-bottom: 1.5rem;
  letter-spacing: 0.3em;
}

/* ── GRADUATION CRITERIA ── */
.criteria-section {
  margin: 4rem 0;
}

.criteria-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.criteria-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  position: relative;
}

.criteria-card h4 {
  font-family: var(--serif);
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.criteria-card .criteria-sub {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.2rem;
}

.criteria-card:nth-child(1) .criteria-sub {
  color: var(--stage1);
}

.criteria-card:nth-child(2) .criteria-sub {
  color: var(--stage2);
}

.criteria-card:nth-child(3) .criteria-sub {
  color: var(--stage3);
}

.criteria-list {
  list-style: none;
}

.criteria-list li {
  font-size: 0.85rem;
  color: var(--text2);
  font-weight: 400;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  line-height: 1.5;
}

.criteria-list li:last-child {
  border-bottom: none;
}

.criteria-check {
  font-family: var(--mono);
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.criteria-card:nth-child(1) .criteria-check {
  color: var(--stage2);
}

.criteria-card:nth-child(2) .criteria-check {
  color: var(--stage3);
}

.criteria-card:nth-child(3) .criteria-check {
  color: var(--stage4);
}

/* ── CONTRACTION ── */
.contraction-section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  margin: 4rem 0;
  position: relative;
  overflow: hidden;
}

.contraction-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--stage4), var(--stage3), var(--critic));
}

.contraction-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  margin-top: 2rem;
  align-items: center;
}

.contraction-before,
.contraction-after {
  padding: 1.5rem;
  border-radius: 10px;
  text-align: center;
}

.contraction-before {
  background: rgba(63, 185, 80, 0.05);
  border: 1px solid rgba(63, 185, 80, 0.15);
}

.contraction-after {
  background: rgba(248, 81, 73, 0.05);
  border: 1px solid rgba(248, 81, 73, 0.15);
}

.contraction-before .stage-label {
  color: var(--stage4);
}

.contraction-after .stage-label {
  color: var(--stage1);
}

.stage-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.3rem;
}

.contraction-stage-name {
  font-family: var(--serif);
  font-size: 1.2rem;
}

.contraction-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.contraction-arrow-line {
  font-size: 1.8rem;
  color: var(--critic);
  line-height: 1;
}

.contraction-arrow-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--critic);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  writing-mode: horizontal-tb;
}

.contraction-triggers {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.contraction-triggers h4 {
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.trigger-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem 2rem;
}

.trigger-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text2);
  font-weight: 400;
  line-height: 1.5;
}

.trigger-icon {
  color: var(--critic);
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 0.25rem;
  font-family: var(--mono);
}

/* ── TIMELINE ── */
.timeline-section {
  margin: 4rem 0;
}

.timeline {
  position: relative;
  padding-left: 120px;
  margin-top: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 105px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-event {
  position: relative;
  padding: 0 0 2.5rem 2rem;
}

.timeline-event::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 0.5rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--adjudicator);
  background: var(--bg);
}

.timeline-event.promote::before {
  border-color: var(--approved);
  background: var(--approved);
}

.timeline-event.demote::before {
  border-color: var(--critic);
  background: var(--critic);
}

.timeline-event.neutral::before {
  border-color: var(--text3);
}

.timeline-date {
  position: absolute;
  left: -120px;
  top: 0;
  width: 90px;
  text-align: right;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text3);
}

.timeline-event h4 {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.timeline-event p {
  font-size: 0.82rem;
  color: var(--text2);
  font-weight: 400;
  line-height: 1.55;
}

.timeline-badge {
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  display: inline-block;
  margin-bottom: 0.3rem;
}

.badge-promote {
  background: rgba(63, 185, 80, 0.1);
  color: var(--approved);
  border: 1px solid rgba(63, 185, 80, 0.15);
}

.badge-demote {
  background: rgba(248, 81, 73, 0.1);
  color: var(--critic);
  border: 1px solid rgba(248, 81, 73, 0.15);
}

.badge-stable {
  background: rgba(139, 92, 246, 0.1);
  color: var(--adjudicator);
  border: 1px solid rgba(139, 92, 246, 0.15);
}

/* ── KEY PRINCIPLE ── */
.principle-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.5rem;
  margin: 4rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
}

.principle-item {
  text-align: center;
}

.principle-item .icon {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
  display: block;
}

.principle-item h4 {
  font-family: var(--serif);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.principle-item p {
  font-size: 0.82rem;
  color: var(--text2);
  font-weight: 400;
  line-height: 1.55;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  section {
    padding: 80px 1.5rem;
  }

  .ladder-stages {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .ladder-stage {
    border-radius: 12px !important;
  }

  .criteria-grid {
    grid-template-columns: 1fr;
  }

  .contraction-grid {
    grid-template-columns: 1fr;
  }

  .contraction-arrow {
    flex-direction: row;
  }

  .trigger-list {
    grid-template-columns: 1fr;
  }

  .timeline {
    padding-left: 0;
  }

  .timeline::before {
    left: 4px;
  }

  .timeline-date {
    position: static;
    text-align: left;
    margin-bottom: 0.3rem;
    width: auto;
  }

  .timeline-event {
    padding-left: 1.5rem;
  }

  .timeline-event::before {
    left: 0;
  }

  .principle-card {
    grid-template-columns: 1fr;
  }
}