/* =============================================
   SlideForge AI — upload.css
   Drag & Drop Zone, File Queue
   ============================================= */

/* ── Drop zone ─────────────────────────────── */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-md), background var(--transition-md);
  position: relative;
  background: var(--bg-elevated);
}
.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.drop-zone input[type=file] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
.drop-zone-icon {
  width: 52px; height: 52px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  color: var(--accent);
  transition: transform var(--transition-md), box-shadow var(--transition-md);
}
.drop-zone:hover .drop-zone-icon,
.drop-zone.drag-over .drop-zone-icon {
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}
.drop-zone-title { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.drop-zone-sub   { font-size: .8125rem; color: var(--text-muted); margin-bottom: 14px; }
.drop-zone-formats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}
.format-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
}
.format-chip.pdf  { color: #f87171; border-color: #f87171; background: rgba(248,113,113,.08); }
.format-chip.docx { color: #60a5fa; border-color: #60a5fa; background: rgba(96,165,250,.08); }
.format-chip.pptx { color: #fb923c; border-color: #fb923c; background: rgba(251,146,60,.08); }
.format-chip.txt  { color: #a3e635; border-color: #a3e635; background: rgba(163,230,53,.08); }

/* ── File queue ────────────────────────────── */
.file-queue {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}
.file-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}
.file-item:hover { border-color: var(--accent); }
.file-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .7rem;
  font-weight: 800;
  flex-shrink: 0;
  letter-spacing: .02em;
}
.file-icon.pdf  { background: rgba(248,113,113,.15); color: #f87171; }
.file-icon.docx { background: rgba(96,165,250,.15);  color: #60a5fa; }
.file-icon.pptx { background: rgba(251,146,60,.15);  color: #fb923c; }
.file-icon.txt  { background: rgba(163,230,53,.15);  color: #a3e635; }
.file-icon.img  { background: rgba(167,139,250,.15); color: #a78bfa; }
.file-info { flex: 1; min-width: 0; }
.file-name { font-size: .875rem; font-weight: 600; color: var(--text-primary); }
.file-size { font-size: .75rem; color: var(--text-muted); }
.file-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .75rem;
  font-weight: 600;
}
.file-status.extracting { color: var(--warning); }
.file-status.done    { color: var(--success); }
.file-status.error   { color: var(--error); }
.file-remove {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  flex-shrink: 0;
}
.file-remove:hover { color: var(--error); background: var(--error-bg); }

/* ── Extracted text preview ────────────────── */
.extracted-preview {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: .8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-height: 120px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
}

/* ── Logo upload ───────────────────────────── */
.logo-upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-md), background var(--transition-md);
  position: relative;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  gap: 16px;
}
.logo-upload-zone:hover { border-color: var(--accent); background: var(--accent-dim); }
.logo-upload-zone input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.logo-preview { width: 60px; height: 60px; border-radius: var(--radius-sm); object-fit: contain; background: var(--bg-card); padding: 4px; border: 1px solid var(--border); flex-shrink: 0; }
.logo-upload-text { text-align: left; }
.logo-upload-text strong { display: block; font-size: .9rem; margin-bottom: 2px; }
.logo-upload-text span { font-size: .8rem; color: var(--text-muted); }