.shell {
  margin-top: 24px;
  margin-bottom: 24px;
}

.intro {
  margin-top: 26px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.intro strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

form {
  margin-top: 22px;
  display: grid;
  gap: 16px;
}

fieldset {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

legend {
  padding: 0 6px;
  font-weight: 850;
  color: var(--ink);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 7px;
}

.field-wide {
  grid-column: 1 / -1;
}

label {
  color: #26343b;
  font-size: 0.95rem;
  font-weight: 760;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid #cfd9dd;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  background: #ffffff;
  font: inherit;
}

textarea {
  min-height: 96px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(15, 118, 110, 0.16);
  border-color: var(--primary);
}

.child-list {
  display: grid;
  gap: 14px;
}

.child-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 260px) 44px;
  gap: 12px;
  align-items: end;
  padding: 14px;
  border: 1px solid #edf1f3;
  border-radius: 8px;
  background: #fbfcfc;
}

.icon-button {
  width: 44px;
  height: 44px;
  border: 1px solid #d5dee2;
  border-radius: 8px;
  background: #ffffff;
  color: #7a2e2e;
  cursor: pointer;
  font-size: 1.25rem;
  font-weight: 900;
}

.icon-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.helper {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

.field-error {
  min-height: 1.25em;
  color: #b91c1c;
  font-size: 0.92rem;
  line-height: 1.3;
  display: none;
}

.field-error:not(:empty) {
  display: block;
}

.field-error:not(:empty)::before {
  content: '! ';
}

.form-status {
  padding: 14px;
  border-radius: 8px;
  background: #fff7d6;
  color: #604c0c;
  line-height: 1.45;
}

.form-status[data-tone="success"] {
  background: #e0f2ef;
  color: #0b5f59;
}

.form-status[data-tone="error"] {
  background: #fde8e8;
  color: #7a2e2e;
}

@media (max-width: 760px) {
  .grid,
  .child-row {
    grid-template-columns: 1fr;
  }

  .icon-button {
    width: 100%;
  }
}