.portfolio-deck-button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0.48rem 0.82rem;
  border: 1px solid color-mix(in srgb, var(--deck-color, #0B4DA2) 34%, transparent);
  border-radius: 999px;
  background: #fff;
  color: var(--deck-color, #0B4DA2);
  box-shadow: 0 2px 8px rgba(10, 37, 64, 0.06);
  cursor: pointer;
  font: 800 clamp(10px, 0.68vw, 12px)/1 var(--font-sans, system-ui, sans-serif);
  transition: background .18s ease, color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.portfolio-deck-button:hover,
.portfolio-deck-button:focus-visible {
  background: var(--deck-color, #0B4DA2);
  color: #fff;
  box-shadow: 0 6px 14px color-mix(in srgb, var(--deck-color, #0B4DA2) 28%, transparent);
  outline: none;
  transform: translateY(-1px);
}
.portfolio-deck-button--mci { --deck-color: #028090; }
.portfolio-deck-button--mce { --deck-color: #B87805; }

.portfolio-slide-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: clamp(8px, 2vw, 24px);
  background: rgba(6, 21, 38, .56);
  backdrop-filter: blur(10px);
  animation: viewer-fade-in .24s ease-out both;
}
.portfolio-slide-viewer {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: min(1180px, 96vw);
  height: min(820px, 92vh);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 28px 80px rgba(0,0,0,.32);
  animation: viewer-panel-in .32s cubic-bezier(.16, 1, .3, 1) both;
}
.portfolio-slide-viewer__header,
.portfolio-slide-viewer__footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #fff;
}
.portfolio-slide-viewer__header { border-bottom: 1px solid rgba(10,37,64,.1); }
.portfolio-slide-viewer__footer { border-top: 1px solid rgba(10,37,64,.1); justify-content: space-between; }
.portfolio-slide-viewer__badge { padding: .38rem .7rem; border-radius: 999px; color: #fff; font-size: 11px; font-weight: 800; letter-spacing: .05em; }
.portfolio-slide-viewer__title { min-width: 0; flex: 1; overflow: hidden; color: #0A2540; font-size: clamp(13px, .95vw, 17px); font-weight: 800; text-overflow: ellipsis; white-space: nowrap; }
.portfolio-slide-viewer__count { color: #486581; font-size: 12px; font-weight: 800; white-space: nowrap; }
.portfolio-slide-viewer__close,
.portfolio-slide-viewer__nav {
  appearance: none;
  border: 1px solid rgba(10,37,64,.14);
  border-radius: 9px;
  background: #fff;
  color: #0A2540;
  cursor: pointer;
  font: 800 13px/1 var(--font-sans, system-ui, sans-serif);
}
.portfolio-slide-viewer__close { width: 32px; height: 32px; font-size: 20px; }
.portfolio-slide-viewer__nav { padding: .55rem .8rem; }
.portfolio-slide-viewer__nav:disabled { opacity: .38; cursor: default; }
.portfolio-slide-viewer__stage { position: relative; min-height: 0; background: #f4f7fb; opacity: 1; transform: scale(1); transition: opacity .18s ease, transform .22s ease; }
.portfolio-slide-viewer__stage.is-changing { opacity: 0; transform: scale(.992); }
.portfolio-slide-viewer__page { display: block; width: 100%; height: 100%; border: 0; background: #f4f7fb; }
@keyframes viewer-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes viewer-panel-in { from { opacity: 0; transform: translateY(10px) scale(.985); } to { opacity: 1; transform: translateY(0) scale(1); } }
@media (max-width: 640px) {
  .portfolio-slide-viewer { width: 100%; height: 94vh; border-radius: 12px; }
  .portfolio-slide-viewer__header, .portfolio-slide-viewer__footer { padding: 10px; }
  .portfolio-slide-viewer__title { font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .portfolio-slide-overlay, .portfolio-slide-viewer { animation: none; }
  .portfolio-slide-viewer__stage { transition: none; }
}