.zp-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  width: 100%;
  position: relative;
  /* Prevent layout drift from parent styles */
  box-sizing: border-box;
}

/* 
   STRICT SIZING CONTRACT:
   - Media column has fixed flex-basis
   - Media column has fixed max-width
   - Content column takes remaining space
   - No wrapping allowed in split mode (unless mobile)
*/

.zp-block--mediaRight {
  flex-direction: row;
  align-items: flex-start;
}

.zp-block--mediaLeft {
  flex-direction: row-reverse;
  align-items: flex-start;
}

.zp-block--mediaFull {
  flex-direction: column;
}

.zp-block--textOnly .zp-block__media {
  display: none;
}

/* Media Container */
.zp-block__media {
  position: relative;
  flex-shrink: 0; /* NEVER SHRINK */
  flex-grow: 0;   /* NEVER GROW */
  margin: 0;
  padding: 0;
}

.zp-block__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--zp-stroke);
}

/* Content Container */
.zp-block__content {
  flex: 1;
  min-width: 0; /* Crucial for flex child truncation */
  word-wrap: break-word;
  padding: var(--space-5) var(--space-6) var(--space-5) 0;
}

.zp-block__content ul {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.zp-block__content li {
  position: relative;
  padding-left: calc(var(--space-4) + 12px);
  color: var(--zp-muted);
  line-height: 1.65;
}

.zp-block__content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 2px;
  background: var(--zp-accent);
  border-radius: 999px;
  box-shadow: 0 0 8px rgba(0,0,0,.12);
}

/* Sizing Logic (can be overridden by inline styles or modifiers) */
.zp-block--mediaRight .zp-block__media,
.zp-block--mediaLeft .zp-block__media {
  width: var(--block-media-width, 300px);
  flex-basis: var(--block-media-width, 300px);
}

/* Mobile Responsive Contract */
@media (max-width: 768px) {
  .zp-block {
    padding-inline: var(--space-3);
  }

  .zp-block--mediaRight,
  .zp-block--mediaLeft {
    flex-direction: column !important;
  }

  .zp-block--mediaRight .zp-block__media,
  .zp-block--mediaLeft .zp-block__media {
    width: 100% !important;
    flex-basis: auto !important;
    max-width: 100% !important;
  }

  .zp-block__content {
    padding: var(--space-5);
    margin-inline: auto;
    margin-top: var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid var(--zp-stroke);
    background: rgba(255,255,255,0.9);
    box-shadow: var(--shadow-soft);
    max-width: 720px;
    width: 100%;
  }

  .zp-block__content ul {
    gap: var(--space-4);
  }
}