/* ========================================
   Project Modal / Lightbox
   ======================================== */

/* Overlay backdrop */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Modal container */
.modal-container {
  position: relative;
  width: 100%;
  max-width: 1000px;
  max-height: 90vh;
  background: var(--color-bg-card, #16161f);
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: var(--radius, 12px);
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateY(40px) scale(0.97);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-container {
  transform: translateY(0) scale(1);
  opacity: 1;
}

/* Custom scrollbar for modal */
.modal-container::-webkit-scrollbar {
  width: 6px;
}
.modal-container::-webkit-scrollbar-track {
  background: transparent;
}
.modal-container::-webkit-scrollbar-thumb {
  background: var(--color-text-muted, #64748b);
  border-radius: 3px;
}

/* Close button */
.modal-close {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 10001;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  margin: 12px 12px 0 0;
  transition: background 0.2s, color 0.2s, transform 0.2s;
  line-height: 1;
}

.modal-close:hover {
  background: var(--color-primary, #f97316);
  color: #fff;
  transform: rotate(90deg);
}

/* Image viewer area */
.modal-image-viewer {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--color-bg, #0a0a0f);
  overflow: hidden;
}

.modal-image-viewer img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: opacity 0.3s ease;
}

.modal-image-viewer img.loading {
  opacity: 0;
}

/* Image counter badge */
.modal-image-counter {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  color: var(--color-text-secondary, #94a3b8);
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 13px;
  padding: 4px 14px;
  border-radius: 20px;
  pointer-events: none;
}

/* Navigation arrows */
.modal-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: 50%;
  color: var(--color-text, #f1f5f9);
  font-size: 20px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  z-index: 5;
  -webkit-user-select: none;
  user-select: none;
}

.modal-nav:hover {
  background: var(--color-primary, #f97316);
  transform: translateY(-50%) scale(1.1);
}

.modal-nav--prev {
  left: 12px;
}

.modal-nav--next {
  right: 12px;
}

.modal-nav.hidden {
  display: none;
}

/* Thumbnail strip */
.modal-thumbnails {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  overflow-x: auto;
  background: var(--color-bg, #0a0a0f);
  border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.08));
}

.modal-thumbnails::-webkit-scrollbar {
  height: 4px;
}
.modal-thumbnails::-webkit-scrollbar-track {
  background: transparent;
}
.modal-thumbnails::-webkit-scrollbar-thumb {
  background: var(--color-text-muted, #64748b);
  border-radius: 2px;
}

.modal-thumb {
  flex: 0 0 auto;
  width: 72px;
  height: 52px;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  opacity: 0.5;
  transition: opacity 0.2s, border-color 0.2s, transform 0.2s;
}

.modal-thumb:hover {
  opacity: 0.8;
  transform: scale(1.05);
}

.modal-thumb.active {
  opacity: 1;
  border-color: var(--color-primary, #f97316);
}

.modal-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* No images state */
.modal-no-images {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--color-bg, #0a0a0f);
  color: var(--color-text-muted, #64748b);
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 16px;
  margin-top: -44px;
}

/* Project info section */
.modal-info {
  padding: 28px 32px 32px;
}

.modal-info__title {
  font-family: var(--font-heading, 'Space Grotesk', sans-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text, #f1f5f9);
  margin: 0 0 12px;
  line-height: 1.2;
}

.modal-info__desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary, #94a3b8);
  margin: 0 0 24px;
}

.modal-info__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.modal-info__meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-bg-elevated, #1c1c28);
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: 8px;
  padding: 10px 16px;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 13px;
  color: var(--color-text-secondary, #94a3b8);
}

.modal-info__meta-icon {
  font-size: 16px;
  color: var(--color-primary, #f97316);
  flex-shrink: 0;
}

.modal-info__meta-label {
  color: var(--color-text-muted, #64748b);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.modal-info__meta-value {
  color: var(--color-text, #f1f5f9);
  font-weight: 500;
}

/* Body scroll lock when modal open */
body.modal-open {
  overflow: hidden;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 768px) {
  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }

  .modal-container {
    max-height: 95vh;
    border-radius: var(--radius, 12px) var(--radius, 12px) 0 0;
  }

  .modal-image-viewer {
    aspect-ratio: 4 / 3;
  }

  .modal-nav {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .modal-nav--prev {
    left: 8px;
  }

  .modal-nav--next {
    right: 8px;
  }

  .modal-thumb {
    width: 56px;
    height: 40px;
  }

  .modal-info {
    padding: 20px;
  }

  .modal-info__title {
    font-size: 22px;
  }

  .modal-info__desc {
    font-size: 14px;
  }

  .modal-info__meta {
    flex-direction: column;
    gap: 8px;
  }

  .modal-info__meta-item {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .modal-close {
    top: 10px;
    right: 10px;
    width: 44px;
    height: 44px;
    font-size: 22px;
    background: rgba(0, 0, 0, 0.8);
    border: 2px solid rgba(255,255,255,0.3);
  }

  .modal-image-viewer {
    aspect-ratio: 1 / 1;
  }

  .modal-info__title {
    font-size: 20px;
  }
}