:root {
  --vip-primary: #1677ff;
  --vip-danger: #d03050;
  --vip-border: rgba(128, 128, 128, 0.28);
  --vip-surface: #fff;
  --vip-text: #222;
  --vip-muted: #666;
}

.dark-mode,
[class*="dark"] {
  --vip-surface: #18181c;
  --vip-text: #f2f2f2;
  --vip-muted: #aaa;
}

.header-version-button,
.mobile-menu-actions > a[href*="github.com/dreamhunter2333"] {
  display: none !important;
}

.vip-footer {
  padding: 18px 16px 22px;
  text-align: center;
  color: var(--vip-muted);
  line-height: 1.65;
}

.vip-footer__copyright {
  font-size: 14px;
}

.vip-footer__disclaimer {
  max-width: 920px;
  margin: 6px auto 0;
  font-size: 12px;
}

.vip-admin-tools {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  width: 100%;
  margin: 10px 0;
}

.vip-admin-tools--fallback {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 3000;
  width: auto;
  max-width: min(720px, calc(100vw - 36px));
  padding: 10px;
  border: 1px solid var(--vip-border);
  border-radius: 8px;
  background: var(--vip-surface);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.16);
}

.vip-btn {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--vip-border);
  border-radius: 4px;
  background: transparent;
  color: var(--vip-text);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.vip-btn:hover {
  border-color: var(--vip-primary);
  color: var(--vip-primary);
}

.vip-btn--primary {
  border-color: var(--vip-primary);
  background: var(--vip-primary);
  color: #fff;
}

.vip-btn--primary:hover {
  color: #fff;
  filter: brightness(1.06);
}

.vip-btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.vip-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 5000;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(0, 0, 0, 0.5);
}

.vip-modal {
  width: min(580px, 100%);
  max-height: calc(100vh - 36px);
  overflow: auto;
  border: 1px solid var(--vip-border);
  border-radius: 8px;
  background: var(--vip-surface);
  color: var(--vip-text);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
}

.vip-modal__header,
.vip-modal__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--vip-border);
}

.vip-modal__header h2 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0;
}

.vip-modal__actions {
  justify-content: flex-end;
  border-top: 1px solid var(--vip-border);
  border-bottom: 0;
}

.vip-modal__body {
  display: grid;
  gap: 14px;
  padding: 16px;
  text-align: left;
}

.vip-field {
  display: grid;
  gap: 6px;
}

.vip-field label {
  font-size: 13px;
  font-weight: 600;
}

.vip-field input,
.vip-field select,
.vip-field textarea {
  box-sizing: border-box;
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--vip-border);
  border-radius: 4px;
  background: transparent;
  color: var(--vip-text);
  font: inherit;
}

.vip-field textarea {
  min-height: 110px;
  resize: vertical;
}

.vip-hint,
.vip-status {
  margin: 0;
  color: var(--vip-muted);
  font-size: 12px;
  line-height: 1.55;
}

.vip-status--error {
  color: var(--vip-danger);
  white-space: pre-wrap;
}

.vip-progress {
  width: 100%;
  height: 8px;
  overflow: hidden;
  border-radius: 4px;
  background: rgba(128, 128, 128, 0.2);
}

.vip-progress > span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--vip-primary);
  transition: width 0.2s ease;
}

.vip-about-brand {
  margin: 12px 0;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
}

@media (max-width: 720px) {
  .vip-admin-tools--fallback {
    right: 10px;
    bottom: 10px;
    left: 10px;
    max-width: none;
  }

  .vip-admin-tools .vip-btn {
    flex: 1 1 calc(50% - 8px);
  }

  .vip-footer {
    padding-right: 12px;
    padding-left: 12px;
  }
}