/* ============================================================
   Tier Ladder section — gamification rung
   ============================================================ */

.tier-ladder {
  padding: clamp(96px, 12vw, 160px) var(--pad-x);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, var(--bg-base) 0%, #0E0E10 100%);
}
.tier-ladder .container { max-width: var(--content-max); margin: 0 auto; }

.tl-h {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(44px, 6.4vw, 80px);
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin: 16px 0 24px;
  max-width: 980px;
  text-wrap: balance;
}
.tl-sub {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.5;
  color: var(--fg-muted);
  max-width: 720px;
  margin: 0 0 64px;
  text-wrap: pretty;
}

.tl-rungs {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border-subtle);
}
.tl-rung {
  display: grid;
  grid-template-columns: minmax(280px, 24%) 1fr minmax(220px, 24%);
  gap: clamp(24px, 4vw, 64px);
  align-items: center;
  padding: 36px 0;
  border-bottom: 1px solid var(--border-subtle);
}

/* Card column */
.tl-card {
  display: flex;
  justify-content: flex-start;
}

/* Copy column */
.tl-tier-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.tl-step { color: var(--fg-muted); }
.tl-tier-name { color: var(--fg-primary-dark); font-weight: 500; }
.tl-headline {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 12px 0 12px;
  color: var(--fg-primary-dark);
  text-wrap: balance;
}
.tl-desc {
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg-muted);
  margin: 0;
  max-width: 540px;
  text-wrap: pretty;
}

/* Reward column */
.tl-reward {
  border-left: 1px solid var(--border-subtle);
  padding-left: clamp(16px, 2.4vw, 32px);
}
.tl-reward-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 10px;
}
.tl-reward-val {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--accent-signal);
  line-height: 1.4;
}

/* Pace + CTAs + footer */
.tl-pace {
  margin: 64px 0 24px;
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--fg-muted);
  text-align: center;
}
.tl-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.tl-btn-orange {
  background: var(--accent-anchor) !important;
  color: #0A0A0B !important;
  border-color: var(--accent-anchor) !important;
}
.tl-btn-orange:hover { opacity: 0.9; }
.tl-foot {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  opacity: 0.5;
  margin: 0;
}

/* ---- Tablet ---- */
@media (max-width: 980px) {
  .tl-rung {
    grid-template-columns: minmax(220px, 30%) 1fr;
    gap: 24px;
  }
  .tl-reward {
    grid-column: 1 / -1;
    border-left: 0;
    border-top: 1px dotted var(--border-subtle);
    padding-left: 0;
    padding-top: 16px;
    margin-top: 16px;
    display: flex;
    align-items: baseline;
    gap: 12px;
  }
  .tl-reward-label { margin-bottom: 0; }
}

/* ---- Mobile ---- */
@media (max-width: 600px) {
  .tl-rung {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 32px 0;
  }
  .tl-card { justify-content: center; }
}