/* landing-buktika-loop.css v1.0.0 | Buktika landing Lego module
   Scope: The Buktika Loop only. Chapter 3 retains the full mechanism. */

.page-landing .landing-buktika-loop {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

.page-landing .landing-loop-figure {
  max-width: 76rem;
  margin: 0 auto;
}

.page-landing .landing-loop-visual {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.5);
  background: #f8f2e5;
  box-shadow: var(--card-shadow);
}

.page-landing .landing-loop-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.page-landing .landing-loop-caption {
  margin-top: 1.5rem;
}

.page-landing .landing-loop-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: loop-step;
}

.page-landing .landing-loop-steps li {
  counter-increment: loop-step;
  position: relative;
  min-width: 0;
  padding: 1.15rem 1rem 1.15rem 3.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-alt);
  color: var(--muted);
  font-size: var(--small);
  line-height: 1.55;
}

.page-landing .landing-loop-steps li::before {
  content: counter(loop-step);
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  background: var(--sdx-color-green-deep);
  color: #ffffff;
  font-weight: 800;
}

.page-landing .landing-loop-steps li:nth-child(3)::before,
.page-landing .landing-loop-steps li:nth-child(4)::before {
  background: var(--sdx-color-mama-violet);
}

.page-landing .landing-loop-steps strong,
.page-landing .landing-loop-steps span {
  display: block;
}

.page-landing .landing-loop-steps strong {
  margin-bottom: 0.35rem;
  color: var(--fg);
  font-size: var(--body);
}

.page-landing .landing-loop-note {
  max-width: 56rem;
  margin: 1.25rem auto 0;
  padding: 0.9rem 1.1rem;
  border-left: 4px solid var(--sdx-color-mama-amber);
  background: var(--surface-alt);
  color: var(--muted);
  font-size: var(--small);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .page-landing .landing-loop-visual {
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  .page-landing .landing-loop-visual img {
    width: 58rem;
    max-width: none;
  }

  .page-landing .landing-loop-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-landing .landing-buktika-loop {
    padding-top: 1.5rem;
  }

  .page-landing .landing-loop-visual img {
    width: 48rem;
  }

  .page-landing .landing-loop-steps {
    grid-template-columns: 1fr;
  }
}

[data-theme="dark"] .page-landing .landing-loop-visual {
  border-color: var(--border);
}