/**
 * EduGallery WP - Deep-Zoom & Pan Lightbox Stylesheet
 * Untuk membaca teks detail pada infografis, mind map, dan poster edukasi.
 */

html.edu-lightbox-open,
body.edu-lightbox-open {
  overflow: hidden !important;
}

.edu-lightbox-overlay {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  background: rgba(8, 11, 20, 0.95);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  z-index: 999999;
  display: flex;
  flex-direction: column;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  opacity: 0;
  transition: opacity 0.25s ease;
  -webkit-user-select: none;
  user-select: none;
  overscroll-behavior: contain;
}

.edu-lightbox-overlay[hidden] {
  display: none !important;
}

.edu-lightbox-overlay.is-open {
  opacity: 1;
}

.edu-lightbox-overlay *,
.edu-lightbox-overlay *::before,
.edu-lightbox-overlay *::after {
  box-sizing: border-box;
}

.edu-lightbox-overlay [hidden] {
  display: none !important;
}

.edu-lightbox-overlay :focus-visible {
  outline: 2px solid #a5b4fc;
  outline-offset: 2px;
}

/* ============================================================
   1. TOOLBAR ATAS
   ============================================================ */
.edu-lightbox-toolbar {
  height: 58px;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 16px;
  background: rgba(15, 23, 42, 0.68);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #ffffff;
  z-index: 10;
}

.edu-lightbox-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.edu-lightbox-cat-pill {
  flex-shrink: 0;
  background: rgba(79, 70, 229, 0.38);
  border: 1px solid rgba(129, 140, 248, 0.45);
  color: #c7d2fe;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.edu-lightbox-title-text {
  font-size: 14.5px;
  font-weight: 600;
  color: #f8fafc;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.edu-lightbox-tools {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
}

.edu-lightbox-counter {
  font-size: 12px;
  font-weight: 600;
  color: #94a3b8;
  margin-right: 4px;
  white-space: nowrap;
}

.edu-tool-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #e2e8f0;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  padding: 0;
  text-decoration: none !important;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.edu-tool-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-1px);
}

.edu-tool-btn.btn-close {
  background: rgba(239, 68, 68, 0.22);
  border-color: rgba(239, 68, 68, 0.42);
  color: #fca5a5;
  margin-left: 4px;
}

.edu-tool-btn.btn-close:hover {
  background: rgba(239, 68, 68, 0.5);
  color: #ffffff;
}

.edu-zoom-level-text {
  font-size: 12px;
  font-weight: 700;
  color: #94a3b8;
  min-width: 46px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   2. PANGGUNG GAMBAR (ZOOM & PAN)
   ============================================================ */
.edu-lightbox-viewport {
  flex: 1 1 auto;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  /* Browser tidak boleh ikut melakukan pan/zoom sendiri saat kita
     menangani gerakan dua jari. */
  touch-action: none;
}

.edu-lightbox-viewport.is-zoomed {
  cursor: grab;
}

.edu-lightbox-viewport.is-dragging {
  cursor: grabbing;
}

.edu-lightbox-img-wrap {
  position: relative;
  transform-origin: center center;
  transition: transform 0.14s ease-out;
  display: inline-block;
  will-change: transform;
  max-width: 100%;
  max-height: 100%;
}

.edu-lightbox-viewport.is-dragging .edu-lightbox-img-wrap {
  transition: none;
}

.edu-lightbox-img {
  max-width: 100%;
  max-height: calc(100vh - 215px);
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0;
  border-radius: 6px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.2s ease;
}

.edu-lightbox-img.is-loading {
  opacity: 0.25;
}

.edu-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  padding: 0;
  z-index: 10;
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.edu-lightbox-nav:hover {
  background: rgba(79, 70, 229, 0.9);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-50%) scale(1.07);
}

.edu-lightbox-prev { left: 20px; }
.edu-lightbox-next { right: 20px; }

/* ============================================================
   3. KOTAK INFO BAWAH
   ============================================================ */
.edu-lightbox-footer {
  padding: 13px 24px 15px;
  background: rgba(15, 23, 42, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
  text-align: center;
  max-height: 120px;
  overflow-y: auto;
  z-index: 10;
}

.edu-lightbox-desc {
  margin: 0 auto !important;
  padding: 0 !important;
  font-size: 13.5px !important;
  line-height: 1.55 !important;
  color: #cbd5e1 !important;
  max-width: 840px;
}

.edu-lightbox-hints {
  margin: 7px 0 0 0 !important;
  padding: 0 !important;
  font-size: 11.5px !important;
  color: #64748b !important;
}

/* ============================================================
   4. MOBILE
   ============================================================ */
@media (max-width: 768px) {
  .edu-lightbox-toolbar {
    height: 52px;
    min-height: 52px;
    padding: 0 10px;
    gap: 8px;
  }

  .edu-lightbox-title-text {
    max-width: 110px;
    font-size: 12.5px;
  }

  .edu-lightbox-cat-pill {
    display: none;
  }

  .edu-lightbox-counter {
    display: none;
  }

  .edu-tool-btn {
    width: 33px;
    height: 33px;
    border-radius: 8px;
  }

  .edu-zoom-level-text {
    min-width: 38px;
    font-size: 11px;
  }

  .edu-lightbox-viewport {
    padding: 8px;
  }

  .edu-lightbox-img {
    max-height: calc(100vh - 185px);
  }

  .edu-lightbox-prev { left: 8px; width: 38px; height: 38px; }
  .edu-lightbox-next { right: 8px; width: 38px; height: 38px; }

  .edu-lightbox-footer {
    padding: 11px 16px 13px;
    max-height: 96px;
  }

  .edu-lightbox-desc {
    font-size: 12.5px !important;
  }

  .edu-lightbox-hints {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .edu-lightbox-overlay,
  .edu-lightbox-img-wrap,
  .edu-lightbox-img,
  .edu-tool-btn,
  .edu-lightbox-nav {
    transition-duration: 0.01ms !important;
  }
}