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

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

.ppg-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);
}

.ppg-panel--result {
  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);
}

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

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

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

.ppg-field input,
.ppg-field select,
.ppg-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;
}

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

.ppg-field input:focus-visible,
.ppg-field select:focus-visible,
.ppg-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);
}

.ppg-checkline {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 600;
  margin: 4px 0 12px;
}

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

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

.ppg-actions .button {
  min-width: 140px;
}

.ppg-actions--result .button {
  min-width: auto;
}

.ppg-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;
}

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

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

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

.ppg-panel--result .ppg-banner--error {
  border-color: rgba(248, 113, 113, 0.6);
  background: rgba(248, 113, 113, 0.14);
  color: #fee2e2;
}

.ppg-panel--result .ppg-banner--warn {
  border-color: rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.12);
  color: #fde68a;
}

.ppg-passphrase {
  font-size: 18px;
  line-height: 1.55;
  word-break: break-word;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.55);
  background: rgba(2, 6, 23, 0.06);
}

.ppg-panel--result .ppg-passphrase {
  border-color: rgba(226, 232, 240, 0.18);
  background: rgba(2, 6, 23, 0.22);
}

.ppg-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
}

.ppg-chip {
  border: 1px solid rgba(148, 163, 184, 0.55);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  user-select: none;
  font-weight: 600;
}

.ppg-panel--result .ppg-chip {
  border-color: rgba(226, 232, 240, 0.22);
  background: rgba(2, 6, 23, 0.25);
  color: #e2e8f0;
}

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

.ppg-chip[aria-pressed='true'] {
  border-color: rgba(2, 132, 199, 0.8);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.18);
}

.ppg-chip .ppg-code {
  opacity: 0.9;
  font-weight: 800;
  margin-right: 6px;
}

.ppg-summary {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.45;
  color: rgba(226, 232, 240, 0.86);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.ppg-summary .ppg-pill {
  border: 1px solid rgba(226, 232, 240, 0.18);
  background: rgba(148, 163, 184, 0.12);
  border-radius: 999px;
  padding: 6px 10px;
}

.ppg-manual {
  margin-top: 10px;
}

@media print {
  header,
  nav,
  .site-header,
  .lang-switch,
  footer {
    display: none !important;
  }
  .ad-slot,
  #comments {
    display: none !important;
  }
  .container {
    max-width: none !important;
  }
}

@media (prefers-color-scheme: dark) {
  .ppg-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;
  }

  .ppg-field input,
  .ppg-field select,
  .ppg-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);
  }

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

  .ppg-chip {
    border-color: rgba(226, 232, 240, 0.2);
    background: rgba(2, 6, 23, 0.25);
    color: #e2e8f0;
  }

  .ppg-passphrase {
    border-color: rgba(226, 232, 240, 0.22);
    background: rgba(2, 6, 23, 0.22);
    color: #e2e8f0;
  }
}

:root.dark .ppg-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 .ppg-field input,
:root.dark .ppg-field select,
:root.dark .ppg-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 .ppg-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 .ppg-chip {
  border-color: rgba(226, 232, 240, 0.2);
  background: rgba(2, 6, 23, 0.25);
  color: #e2e8f0;
}

:root.dark .ppg-passphrase {
  border-color: rgba(226, 232, 240, 0.22);
  background: rgba(2, 6, 23, 0.22);
  color: #e2e8f0;
}