/* ============================================================
   sticky.css — Step-graphic Kospi (R-F3)
   Sticky NYT/Pudding + pasos + mini-svg móvil.
   Mono, oro/cian sobre oscuro, 1px borders. 0 deps.
   ============================================================ */

#sticky-kospi.sticky-graphic {
  --sticky-gold: var(--gold, #e8b84b);
  --sticky-cyan: var(--cyan, #3ee0d4);
  --sticky-red: var(--red, #ff5d6c);
  --sticky-line: var(--line, rgba(255, 255, 255, 0.09));
  --sticky-ink: var(--ink, #eef1f7);
  --sticky-ink2: var(--ink-2, #b9c0cf);
  --sticky-ink3: var(--ink-3, #7e8798);
  --sticky-mono: var(--font-mono, "JetBrains Mono", ui-monospace, Menlo, monospace);
  --sticky-display: var(--font-display, "Fraunces", Georgia, serif);
  margin: 40px 0 56px;
  padding: 0;
}

.sticky-graphic__intro {
  margin: 0 0 22px;
  max-width: 68ch;
}

.sticky-graphic__kicker {
  margin: 0 0 8px;
  font-family: var(--sticky-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sticky-gold);
}

.sticky-graphic__title {
  margin: 0 0 10px;
  font-family: var(--sticky-display);
  font-size: clamp(22px, 2.8vw, 30px);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--sticky-ink);
}

.sticky-graphic__lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sticky-ink2);
}

/* ---------- Stage: viz sticky + pasos ---------- */
.sticky-graphic__stage {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(260px, 0.88fr);
  gap: 28px 32px;
  align-items: start;
}

.sticky-graphic__viz {
  position: sticky;
  top: 180px;
  z-index: 2;
  border: 1px solid var(--sticky-line);
  background: var(--bg-3, #10141f);
  padding: 14px 14px 12px;
}

.sticky-svg {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 640 / 352;
}

.sticky-grid line {
  stroke: var(--sticky-line);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.sticky-tick {
  fill: var(--sticky-ink3);
  font-family: var(--sticky-mono);
  font-size: 10px;
  letter-spacing: 0.02em;
}

.sticky-halt {
  fill: rgba(62, 224, 212, 0.08);
  stroke: rgba(62, 224, 212, 0.35);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.sticky-halt-lab {
  fill: var(--sticky-cyan);
  font-family: var(--sticky-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.sticky-ref {
  stroke: rgba(232, 184, 75, 0.45);
  stroke-width: 1;
  stroke-dasharray: 3 4;
  vector-effect: non-scaling-stroke;
}

.sticky-ref-lab {
  fill: var(--sticky-gold);
  font-family: var(--sticky-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
}

.sticky-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.sticky-line--ghost {
  stroke: rgba(255, 93, 108, 0.22);
  stroke-width: 1.4;
}

.sticky-line--live {
  stroke: var(--sticky-red);
  stroke-width: 2;
}

.sticky-marker {
  opacity: 0;
}

.sticky-marker.is-on {
  opacity: 1;
}

.sticky-marker__dot {
  fill: var(--bg, #07090f);
  stroke: var(--sticky-gold);
  stroke-width: 1.6;
}

.sticky-marker.is-on .sticky-marker__dot,
.sticky-marker__dot.is-on {
  fill: var(--sticky-gold);
  stroke: var(--sticky-gold);
}

.sticky-marker__label {
  fill: var(--sticky-ink);
  font-family: var(--sticky-mono);
  font-size: 9.5px;
}

.sticky-hair {
  stroke: rgba(238, 241, 247, 0.18);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.sticky-cursor__ring {
  fill: none;
  stroke: var(--sticky-cyan);
  stroke-width: 1.4;
}

.sticky-cursor__dot {
  fill: var(--sticky-cyan);
}

.sticky-graphic__caption {
  border-top: 1px solid var(--sticky-line);
  margin-top: 10px;
  padding-top: 12px;
  min-height: 5.6em;
}

.sticky-caption__kicker,
.sticky-step__kicker {
  margin: 0 0 4px;
  font-family: var(--sticky-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sticky-ink3);
}

.sticky-caption__fig,
.sticky-step__fig {
  margin: 0 0 4px;
  font-family: var(--sticky-mono);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--sticky-gold);
  font-variant-numeric: tabular-nums;
}

.sticky-caption__fig.tone-neg,
.sticky-step__fig.tone-neg { color: var(--sticky-red); }

.sticky-caption__fig.tone-pos,
.sticky-step__fig.tone-pos { color: var(--sticky-cyan); }

.sticky-caption__fig.tone-halt,
.sticky-step__fig.tone-halt { color: var(--sticky-cyan); }

.sticky-caption__txt {
  margin: 0;
  font-size: 14px;
  color: var(--sticky-ink2);
}

/* ---------- Pasos ---------- */
.sticky-graphic__steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sticky-step {
  position: relative;
  min-height: 72vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--sticky-line);
  border-bottom-width: 0;
  padding: 28px 24px 26px;
  background: rgba(255, 255, 255, 0.015);
  opacity: 0.38;
  transition: opacity 180ms var(--ease, cubic-bezier(0.22, 1, 0.36, 1)),
    background 180ms var(--ease, cubic-bezier(0.22, 1, 0.36, 1)),
    border-color 180ms var(--ease, cubic-bezier(0.22, 1, 0.36, 1));
}

.sticky-step:last-child {
  border-bottom-width: 1px;
  min-height: 64vh;
}

.sticky-step.is-on {
  opacity: 1;
  background: rgba(232, 184, 75, 0.04);
  border-color: rgba(232, 184, 75, 0.42);
}

.sticky-step.is-on + .sticky-step {
  border-top-color: rgba(232, 184, 75, 0.42);
}

.sticky-step__index {
  font-family: var(--sticky-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--sticky-gold);
  margin-bottom: 10px;
}

.sticky-step__title {
  margin: 0 0 10px;
  font-family: var(--sticky-display);
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--sticky-ink);
}

.sticky-step__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--sticky-ink2);
  max-width: 46ch;
}

.sticky-step__mini {
  display: none;
  margin-top: 16px;
  border: 1px solid var(--sticky-line);
  background: var(--bg, #07090f);
  padding: 6px;
}

.sticky-mini-svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- Reduced motion: estático, todos los markers ---------- */
@media (prefers-reduced-motion: reduce) {
  .sticky-step,
  .sticky-marker,
  .sticky-cursor,
  .sticky-line--live {
    transition: none !important;
    animation: none !important;
  }

  .sticky-marker {
    opacity: 1;
  }

  .sticky-step {
    opacity: 1;
    min-height: 0;
    padding: 22px 20px;
  }

  .sticky-step + .sticky-step {
    margin-top: 0;
  }

  .sticky-cursor {
    opacity: 0.35;
  }
}

.sticky-graphic.is-static .sticky-marker {
  opacity: 1;
}

.sticky-graphic.is-static .sticky-step {
  opacity: 1;
  min-height: 0;
}

/* ---------- Móvil: sticky → static; mini-svg por paso ---------- */
@media (max-width: 759px) {
  .sticky-graphic__stage {
    display: block;
  }

  .sticky-graphic__viz {
    position: static;
    top: auto;
    margin-bottom: 16px;
  }

  .sticky-svg {
    max-height: 200px;
  }

  .sticky-graphic__caption {
    min-height: 0;
  }

  .sticky-step {
    position: static;
    min-height: 0;
    opacity: 1;
    margin: 0 0 12px;
    border-bottom-width: 1px;
    padding: 20px 16px 16px;
  }

  .sticky-step__mini {
    display: block;
  }

  .sticky-marker__label {
    font-size: 8px;
  }
}

@media print {
  .sticky-graphic__viz {
    position: static;
    break-inside: avoid;
  }

  .sticky-step {
    min-height: 0;
    opacity: 1;
    break-inside: avoid;
  }

  .sticky-marker {
    opacity: 1;
  }
}