.md-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: end;
  margin-bottom: 0.85rem;
}

.md-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.md-field label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.md-field select {
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  min-width: 10rem;
}

.md-preset-grid {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}
@media (min-width: 720px) {
  .md-preset-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.md-preset-grid button {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 0.55rem 0.7rem;
  cursor: pointer;
  color: var(--ink);
  font: inherit;
}
.md-preset-grid button.is-active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 22%, transparent);
}
.md-preset-grid .title {
  display: block;
  font-weight: 650;
  font-size: 0.92rem;
}
.md-preset-grid .meta {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.md-source {
  width: 100%;
  min-height: 11rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.45;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface2);
  color: var(--ink);
  resize: vertical;
}

.md-msg {
  font-family: var(--mono);
  font-size: 0.85rem;
  margin: 0.45rem 0 0.65rem;
}
.md-msg.ok { color: var(--ok); }
.md-msg.err { color: var(--err); }
.md-hint {
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.diagram-panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--accent) 5%, var(--surface2)), var(--surface2));
  padding: 0.85rem;
  overflow: auto;
}

.mod-card {
  border: 2px solid color-mix(in srgb, var(--accent) 45%, var(--line));
  border-radius: 14px;
  background: var(--surface);
  padding: 0.75rem 0.85rem 1rem;
  margin-bottom: 0.85rem;
}
.mod-card.is-focus {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 28%, transparent);
}
.mod-card.child {
  border-color: color-mix(in srgb, var(--signal) 50%, var(--line));
  background: color-mix(in srgb, var(--signal) 6%, var(--surface));
  margin: 0.65rem 0 0;
}

.mod-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.35rem 0.75rem;
  margin-bottom: 0.65rem;
}
.mod-name {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
}
.mod-card.child .mod-name { color: var(--signal); }
.mod-kind {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.port-columns {
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 640px) {
  .port-columns {
    grid-template-columns: 1fr 1fr;
  }
}

.port-col h3 {
  margin: 0 0 0.4rem;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.port-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.port-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface2);
  padding: 0.4rem 0.55rem;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--ink);
}
.port-btn:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
}
.port-btn.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  font-weight: 700;
}
.port-btn .dir {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.port-btn.dir-input .dir { color: var(--accent); }
.port-btn.dir-output .dir { color: var(--signal); }
.port-btn.dir-inout .dir { color: var(--warn); }

.inst-block {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--line);
}
.inst-block h3 {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.conn-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.8rem;
  margin-top: 0.45rem;
}
.conn-table th,
.conn-table td {
  border: 1px solid var(--line);
  padding: 0.3rem 0.45rem;
  text-align: left;
}
.conn-table th {
  background: var(--surface2);
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
}
.conn-table tr.hl {
  background: color-mix(in srgb, var(--accent) 14%, var(--surface));
}

.param-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.35rem 0 0.55rem;
}
.param-chips span {
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.45rem;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.hier-list {
  list-style: none;
  margin: 0 0 0.85rem;
  padding: 0;
  font-family: var(--mono);
  font-size: 0.85rem;
}
.hier-list li {
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  margin-bottom: 0.3rem;
}
.hier-list li button {
  all: unset;
  cursor: pointer;
  color: var(--accent);
  font-weight: 650;
}
.hier-list .path {
  color: var(--muted);
  font-size: 0.78rem;
}

.detail-card {
  margin-top: 0.75rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}
.detail-card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.92rem;
}
.detail-card p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}