/* ── File Browser Modal ── */
.fb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
}
.fb-overlay.visible { display: flex; }
.fb-dialog {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(700px, 90vw);
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}
.fb-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
}
.fb-header .fb-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 20px;
  cursor: pointer;
  padding: 0 4px;
}
.fb-header .fb-close:hover { color: var(--danger); }
.fb-path {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-size: 11px;
  color: var(--muted);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  white-space: nowrap;
}
.fb-path button {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 11px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
}
.fb-path button:hover { background: var(--surface2); }
.fb-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.fb-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.fb-item:hover { background: var(--surface2); }
.fb-item.selected { background: var(--accent-dim); color: var(--bg); }
.fb-item .fb-icon { font-size: 18px; flex-shrink: 0; width: 24px; text-align: center; }
.fb-item .fb-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fb-item .fb-size { font-size: 11px; color: var(--muted); flex-shrink: 0; }
.fb-item.selected .fb-size { color: var(--bg); opacity: .7; }
.fb-thumb {
  width: 36px;
  height: 36px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
  background: var(--bg);
}
.fb-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  gap: 10px;
}
.fb-footer .fb-count { font-size: 11px; color: var(--muted); }
.fb-footer button {
  padding: 6px 20px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--accent);
  color: var(--bg);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}
.fb-footer button:disabled { opacity: .4; cursor: default; }
.fb-footer button:not(:disabled):hover { filter: brightness(1.1); }
.fb-empty {
  padding: 30px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}