/* MiCA Compliance Reference Architecture - layered static diagram.
   Uses global pharos design tokens. Left-aligned, light minimalism. */

.mica-arch {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.mica-arch__head {
  max-width: 72ch;
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
}

.mica-arch__heading {
  font-family: var(--font-display, "Space Grotesk", sans-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
  color: var(--pharos-text, #25272d);
  margin: 0 0 0.6rem;
}

.mica-arch__subheading {
  font-family: var(--font-body, "Lexend", sans-serif);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--pharos-body, #464953);
  margin: 0;
}

.mica-arch__flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mica-arch__layer {
  position: relative;
  border: 1px solid var(--pharos-border, #eef0f4);
  border-radius: var(--pharos-radius-card, 18px);
  background: var(--pharos-surface, #fff);
  padding: clamp(1rem, 2vw, 1.4rem) clamp(1.1rem, 2.4vw, 1.6rem);
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 2fr;
  gap: 1rem 1.5rem;
  align-items: center;
}

.mica-arch__layer + .mica-arch__layer {
  margin-top: 2.1rem;
}

/* downward connector between layers */
.mica-arch__layer + .mica-arch__layer::before {
  content: "";
  position: absolute;
  top: -1.6rem;
  left: clamp(1.6rem, 3vw, 2.2rem);
  width: 2px;
  height: 1.6rem;
  background: var(--pharos-border, #eef0f4);
}

.mica-arch__layer + .mica-arch__layer::after {
  content: "";
  position: absolute;
  top: -0.45rem;
  left: calc(clamp(1.6rem, 3vw, 2.2rem) - 3px);
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--pharos-blue, #1f61e3);
  border-bottom: 2px solid var(--pharos-blue, #1f61e3);
  transform: rotate(45deg);
}

.mica-arch__layer-head {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.mica-arch__step {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--pharos-radius-pill, 999px);
  background: var(--pharos-blue-tint-08, rgba(31, 97, 227, 0.08));
  color: var(--pharos-blue, #1f61e3);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.95rem;
  font-weight: 600;
}

.mica-arch__layer-label {
  font-family: var(--font-display, "Space Grotesk", sans-serif);
  font-size: 1.05rem;
  line-height: 1.25;
  color: var(--pharos-text, #25272d);
  margin: 0.15rem 0 0.2rem;
}

.mica-arch__layer-desc {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--pharos-muted, #8a8d98);
  margin: 0;
}

.mica-arch__mods {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mica-arch__mod {
  font-family: var(--font-body, "Lexend", sans-serif);
  font-size: 0.8125rem;
  line-height: 1.3;
  color: var(--pharos-body, #464953);
  background: var(--pharos-surface-wash, #fafbfc);
  border: 1px solid var(--pharos-border, #eef0f4);
  border-radius: var(--pharos-radius-md, 8px);
  padding: 0.4rem 0.7rem;
}

.mica-arch__crosscut {
  margin-top: 1.5rem;
  border: 1px dashed var(--pharos-blue-tint-25, rgba(31, 97, 227, 0.25));
  border-radius: var(--pharos-radius-card, 18px);
  background: var(--pharos-blue-tint-03, rgba(31, 97, 227, 0.03));
  padding: clamp(0.9rem, 2vw, 1.2rem) clamp(1.1rem, 2.4vw, 1.6rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1rem;
}

.mica-arch__crosscut-label {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--pharos-blue, #1f61e3);
}

.mica-arch__crosscut-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mica-arch__crosscut-item {
  font-size: 0.8125rem;
  line-height: 1.3;
  color: var(--pharos-body, #464953);
  background: var(--pharos-surface, #fff);
  border: 1px solid var(--pharos-border, #eef0f4);
  border-radius: var(--pharos-radius-pill, 999px);
  padding: 0.35rem 0.75rem;
}

@media (max-width: 720px) {
  .mica-arch__layer {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
}