.ilib-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1100;
  backdrop-filter: blur(4px);
  animation: ilib-fadeIn 0.15s ease;
}

@keyframes ilib-fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.ilib-modal {
  background: #1a1a1a;
  border: 1px solid #333;
  border-radius: 8px;
  width: 480px;
  max-width: 95vw;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
  animation: ilib-slideIn 0.2s ease;
  overflow: hidden;
}

@keyframes ilib-slideIn {
  from { transform: translateY(-16px); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}

/* Header */
.ilib-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #111;
  border-bottom: 1px solid #2a2a2a;
}

.ilib-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #ccc;
  text-transform: uppercase;
}

.ilib-close-btn {
  background: none;
  border: none;
  color: #888;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.15s;
  line-height: 1;
}

.ilib-close-btn:hover:not(:disabled) {
  background: #2a2a2a;
  color: #fff;
}

.ilib-close-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Subtitle */
.ilib-subtitle {
  padding: 10px 18px;
  font-size: 13px;
  color: #999;
  border-bottom: 1px solid #222;
  background: #161616;
  min-height: 38px;
  display: flex;
  align-items: center;
}

.ilib-subtitle-installing {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #00b8d4;
  font-weight: 500;
}

.ilib-subtitle-done {
  color: #4ade80;
  font-weight: 500;
}

/* Library list */
.ilib-list {
  flex: 1;
  overflow-y: auto;
  padding: 6px 0;
}

.ilib-list::-webkit-scrollbar { width: 6px; }
.ilib-list::-webkit-scrollbar-track { background: #111; }
.ilib-list::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }

.ilib-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  border-bottom: 1px solid #1f1f1f;
  gap: 12px;
  transition: background 0.1s;
}

.ilib-item:hover { background: #1f1f1f; }

.ilib-item-name {
  font-size: 13px;
  color: #ddd;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ilib-item--done .ilib-item-name  { color: #888; }
.ilib-item--error .ilib-item-name { color: #888; }

.ilib-item-status {
  flex-shrink: 0;
}

/* Status badges */
.ilib-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 3px;
  white-space: nowrap;
}

.ilib-badge--pending {
  color: #666;
  background: #1a1a1a;
  border: 1px solid #333;
}

.ilib-badge--installing {
  color: #00b8d4;
  background: #0a1f24;
  border: 1px solid #005f7a;
}

.ilib-badge--done {
  color: #4ade80;
  background: #0d2b1e;
  border: 1px solid #1a4731;
}

.ilib-badge--error {
  color: #f87171;
  background: #2b0d0d;
  border: 1px solid #4a1a1a;
  cursor: help;
}

.ilib-badge--wokwi {
  color: #7dd3fc;
  background: #0c2340;
  border: 1px solid #1e4070;
  margin-left: 6px;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  cursor: default;
}

/* Spinner */
.ilib-spinner {
  flex-shrink: 0;
  animation: ilib-spin 0.8s linear infinite;
}

@keyframes ilib-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Footer */
.ilib-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 18px;
  background: #111;
  border-top: 1px solid #2a2a2a;
}

.ilib-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: 20px;
  padding: 8px 22px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.ilib-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.ilib-btn--primary {
  background: #00b8d4;
  color: #000;
}

.ilib-btn--primary:hover:not(:disabled) {
  background: #00d4f0;
  box-shadow: 0 0 12px rgba(0, 184, 212, 0.4);
  transform: translateY(-1px);
}

.ilib-btn--ghost {
  background: transparent;
  color: #888;
  border: 1px solid #333;
}

.ilib-btn--ghost:hover:not(:disabled) {
  background: #2a2a2a;
  color: #ccc;
}