* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  color: #1f2937;
  background:
    radial-gradient(circle at top left, rgba(0, 163, 92, 0.18), transparent 32%),
    linear-gradient(180deg, #f4f7f9 0%, #e8eef2 100%);
}

.system-page {
  min-height: 100vh;
  padding: 24px;
}

.system-card,
.app-shell {
  width: min(100%, 880px);
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 20px;
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.08);
}

.system-card {
  padding: 24px;
}

.app-shell {
  padding: 20px;
}

.field-embed-page {
  background: transparent;
}

.field-shell {
  padding: 4px 4px 8px;
}

.field-toolbar,
.field-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.field-toolbar {
  margin-bottom: 8px;
}

.field-layout {
  display: grid;
  gap: 8px;
}

.field-card-compact {
  padding: 8px 10px;
  border-radius: 12px;
}

.field-actions {
  justify-content: flex-end;
  margin-top: 8px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

.app-title {
  margin: 0 0 8px;
  font-size: 24px;
}

.app-subtitle,
.field-hint,
.muted {
  margin: 0;
  color: #64748b;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #047857;
  font-size: 12px;
  font-weight: 600;
}

.status-pill.error {
  background: #fef2f2;
  color: #b91c1c;
}

.form-grid {
  display: grid;
  gap: 16px;
}

.field-card {
  padding: 16px;
  border: 1px solid #dbe3ea;
  border-radius: 16px;
  background: #fcfdff;
}

.field-label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
  font-weight: 700;
}

.required-mark {
  color: #dc2626;
}

.field-control,
.textarea-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  font: inherit;
  background: #fff;
}

.field-control:focus,
.textarea-control:focus {
  outline: none;
  border-color: #0f9f6f;
  box-shadow: 0 0 0 4px rgba(15, 159, 111, 0.12);
}

.field-error {
  margin-top: 6px;
  color: #b91c1c;
  font-size: 13px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.primary-button,
.secondary-button {
  border: 0;
  border-radius: 12px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.primary-button {
  color: #fff;
  background: linear-gradient(135deg, #13a86f 0%, #06835f 100%);
}

.secondary-button {
  color: #0f172a;
  background: #e2e8f0;
}

.log-box,
.textarea-control {
  min-height: 180px;
  white-space: pre-wrap;
}

.link-list {
  padding-left: 18px;
}

@media (max-width: 720px) {
  .system-page {
    padding: 12px;
  }

  .app-header,
  .toolbar,
  .field-toolbar,
  .field-actions {
    flex-direction: column;
    align-items: stretch;
  }
}