.vd-shell {
  display: grid;
  grid-template-columns: minmax(360px, 1.05fr) minmax(320px, 0.95fr);
  gap: 16px;
  align-items: start;
}

@media (max-width: 1024px) {
  .vd-shell {
    grid-template-columns: 1fr;
  }
}

.vd-panel {
  border: 1px solid var(--border, #d0d7de);
  border-radius: 16px;
  padding: 16px;
  background: linear-gradient(150deg, #f8fbff, #eef4ff);
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

.vd-panel--output {
  background: linear-gradient(160deg, #0b1220, #111b32);
  color: #e2e8f0;
  border-color: rgba(226, 232, 240, 0.2);
  box-shadow: 0 18px 44px rgba(10, 19, 35, 0.55);
}

.vd-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
  font-weight: 600;
}

.vd-field input,
.vd-field select,
.vd-field textarea {
  width: 100%;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--border, #d0d7de);
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7), 0 10px 24px rgba(15, 23, 42, 0.06);
  font-size: 15px;
  line-height: 1.5;
}

.vd-field textarea {
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
}

.vd-field input:focus-visible,
.vd-field select:focus-visible,
.vd-field textarea:focus-visible {
  outline: 2px solid #0ea5e9;
  outline-offset: 2px;
  border-color: #0ea5e9;
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.18);
}

.vd-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-items: start;
}

@media (max-width: 520px) {
  .vd-grid-2 {
    grid-template-columns: 1fr;
  }
}

.vd-checkgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
  margin: 8px 0 0;
}

@media (max-width: 520px) {
  .vd-checkgrid {
    grid-template-columns: 1fr;
  }
}

.vd-checkline {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 600;
}

.vd-checkline input[type='checkbox'] {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.vd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 12px 0 0;
}

.vd-seed-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  align-items: center;
}

@media (max-width: 520px) {
  .vd-seed-row {
    grid-template-columns: 1fr;
  }
}

.vd-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 12px;
}

.vd-tab {
  border: 1px solid rgba(226, 232, 240, 0.28);
  background: rgba(148, 163, 184, 0.12);
  color: rgba(226, 232, 240, 0.92);
  border-radius: 999px;
  padding: 8px 12px;
  cursor: pointer;
  font-weight: 700;
}

.vd-tab[aria-selected='true'] {
  background: rgba(14, 165, 233, 0.26);
  border-color: rgba(14, 165, 233, 0.65);
}

.vd-tab:focus-visible {
  outline: 2px solid #0ea5e9;
  outline-offset: 2px;
}

.vd-mono {
  font-family: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
  word-break: break-all;
}

.vd-pre {
  margin: 0;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(226, 232, 240, 0.22);
  background: rgba(2, 6, 23, 0.55);
  color: #e2e8f0;
  overflow: auto;
  max-height: 260px;
}

.vd-results {
  margin: 10px 0 0;
  padding-left: 20px;
  max-height: 360px;
  overflow: auto;
  line-height: 1.55;
  word-break: break-all;
}

.vd-banner {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.55);
  background: rgba(226, 232, 240, 0.7);
  color: #0f172a;
  margin: 10px 0 0;
  font-size: 14px;
}

.vd-banner--error {
  border-color: #fca5a5;
  background: #fef2f2;
  color: #7f1d1d;
}

.vd-banner--warn {
  border-color: rgba(251, 191, 36, 0.7);
  background: rgba(251, 191, 36, 0.12);
  color: #0f172a;
}

.vd-banner--ok {
  border-color: rgba(34, 197, 94, 0.65);
  background: rgba(34, 197, 94, 0.12);
  color: #0f172a;
}

.vd-panel--output .vd-banner {
  border-color: rgba(226, 232, 240, 0.24);
  background: rgba(148, 163, 184, 0.18);
  color: #e2e8f0;
}

@media (prefers-color-scheme: dark) {
  .vd-panel {
    background: linear-gradient(150deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.92));
    border-color: rgba(226, 232, 240, 0.18);
    box-shadow: 0 18px 44px rgba(10, 19, 35, 0.55);
    color: #e2e8f0;
  }

  .vd-field input,
  .vd-field select,
  .vd-field textarea {
    border-color: rgba(226, 232, 240, 0.22);
    background: rgba(2, 6, 23, 0.55);
    color: #e2e8f0;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  }

  .vd-banner {
    border-color: rgba(226, 232, 240, 0.22);
    background: rgba(148, 163, 184, 0.12);
    color: rgba(226, 232, 240, 0.92);
  }
}

:root.dark .vd-panel {
  background: linear-gradient(150deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.92));
  border-color: rgba(226, 232, 240, 0.18);
  box-shadow: 0 18px 44px rgba(10, 19, 35, 0.55);
  color: #e2e8f0;
}

:root.dark .vd-field input,
:root.dark .vd-field select,
:root.dark .vd-field textarea {
  border-color: rgba(226, 232, 240, 0.22);
  background: rgba(2, 6, 23, 0.55);
  color: #e2e8f0;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

:root.dark .vd-banner {
  border-color: rgba(226, 232, 240, 0.22);
  background: rgba(148, 163, 184, 0.12);
  color: rgba(226, 232, 240, 0.92);
}