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

.se-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.se-field label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.se-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);
}

.enc-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}
.enc-tabs button {
  font-family: var(--mono);
  font-size: 0.82rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  cursor: pointer;
  color: var(--ink);
}
.enc-tabs button.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
  font-weight: 700;
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
  margin: 0 0 0.85rem;
  font-family: var(--mono);
  font-size: 0.9rem;
}
.stat-row strong {
  color: var(--ink);
}

.se-meta {
  margin: 0.4rem 0 0.75rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.code-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.code-table th,
.code-table td {
  border: 1px solid var(--line);
  padding: 0.4rem 0.55rem;
  text-align: left;
}
.code-table th {
  background: var(--surface2);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.code-table td.bits {
  letter-spacing: 0.12em;
  font-weight: 700;
}
.code-table tr.selected {
  background: color-mix(in srgb, var(--accent) 14%, var(--surface));
}

.arc-grid {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.arc-row {
  display: grid;
  grid-template-columns: minmax(7rem, 1fr) auto minmax(4rem, auto);
  gap: 0.5rem;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.82rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  cursor: pointer;
}
.arc-row:hover,
.arc-row.active {
  border-color: var(--accent);
}
.arc-row.multi {
  border-color: color-mix(in srgb, #c45c00 55%, var(--line));
  background: color-mix(in srgb, #e6a800 12%, var(--surface));
}
.arc-row .hd {
  font-weight: 700;
}
.arc-row .hd.warn {
  color: #8a5a00;
}
.arc-row .hd.ok {
  color: var(--ok, #1b7a3d);
}

.bitflip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-top: 0.35rem;
}
.bitflip span {
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: var(--surface2);
}
.bitflip span.flip {
  border-color: #c45c00;
  background: color-mix(in srgb, #e6a800 25%, var(--surface));
  font-weight: 700;
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.65rem;
  margin-top: 0.85rem;
}
.compare-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  background: var(--surface2);
  font-family: var(--mono);
  font-size: 0.8rem;
}
.compare-card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
}
.compare-card.current {
  border-color: var(--accent);
}

.ring-hint {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0 0 0.65rem;
}