/* ── File Explorer Modal ── */

.fe-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.fe-modal {
  background: var(--f2-bg);
  border: var(--border-width) solid var(--f2-border);
  width: 90vw;
  max-width: 1100px;
  height: 80vh;
  display: flex;
  flex-direction: column;
}

.fe-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s2) var(--s3);
  border-bottom: var(--border-width) solid var(--f1-border);
  background: var(--f1-bg);
  flex-shrink: 0;
}

.fe-nav {
  display: flex;
  align-items: center;
  gap: var(--s2);
  flex: 1;
  overflow: hidden;
}

.fe-path {
  opacity: 0.6;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fe-btn {
  padding: var(--s1) var(--s2);
}

.fe-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.fe-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.fe-sidebar {
  width: 280px;
  min-width: 200px;
  border-right: var(--border-width) solid var(--f1-border);
  overflow-y: auto;
  background: var(--f1-bg);
  flex-shrink: 0;
}

.fe-sidebar-full {
  width: 100%;
}

.fe-main {
  flex: 1;
  overflow: hidden;
  display: flex;
}

.fe-item {
  padding: var(--s1) var(--s3);
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.fe-item:hover {
  background: var(--f2-bg);
}

.fe-item.active {
  background: var(--f3-bg);
  border-left: 2px solid var(--primary);
}

.fe-dir {
  color: var(--text);
}

.fe-file {
  color: var(--text);
  opacity: 0.85;
}

.fe-loading, .fe-error, .fe-empty, .fe-placeholder {
  padding: var(--s4);
  text-align: center;
  opacity: 0.5;
  align-self: center;
  margin: auto;
}


/* Preview */

.fe-preview {
  display: flex;
  flex: 1;
  overflow: hidden;
  font-size: 0.9em;
}

.fe-line-numbers {
  padding: var(--s2);
  padding-right: var(--s3);
  background: var(--f1-bg);
  color: var(--text);
  opacity: 0.35;
  text-align: right;
  overflow: hidden;
  user-select: none;
  line-height: 1.5;
  font-family: monospace;
  font-size: 1em;
  border-right: var(--border-width) solid var(--f1-border);
  flex-shrink: 0;
  min-width: 3em;
}

.fe-line-numbers div {
  height: 1.5em;
}

.fe-textarea {
  flex: 1;
  resize: none;
  border: none;
  background: var(--f2-bg);
  color: var(--text);
  font-family: monospace;
  font-size: 1em;
  line-height: 1.5;
  padding: var(--s2);
  outline: none;
  overflow-y: auto;
  white-space: pre;
  tab-size: 4;
  min-height: unset;
  height: auto;
}

.fe-textarea:hover {
  border-color: transparent;
}

.fe-textarea::selection {
  background: rgba(180, 68, 17, 0.35);
}

/* Footer */

.fe-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s2) var(--s3);
  border-top: var(--border-width) solid var(--f1-border);
  background: var(--f1-bg);
  flex-shrink: 0;
  gap: var(--s3);
}

.fe-info {
  opacity: 0.6;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}