/* ===== Model Selector (Simple Dropdown) ===== */
.ms-container {
  position: relative;
  display: inline-block;
}

/* Trigger button */
.ms-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
  max-width: 240px;
}

.ms-trigger:hover {
  background: rgba(255,255,255,0.06);
  color: var(--text);
}

.ms-trigger-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ms-trigger-chevron {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.15s ease;
}

.ms-trigger-chevron.open {
  transform: none;
}

.ms-trigger-chevron.up {
  transform: rotate(180deg);
}

.ms-trigger-chevron.up.open {
  transform: rotate(180deg);
}

/* Dropdown panel */
.ms-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 280px;
  max-width: 360px;
  max-height: 360px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: msFadeIn 0.12s ease;
}

.ms-dropdown.up {
  top: auto;
  bottom: calc(100% + 6px);
}

@keyframes msFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes msFadeInUp {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.ms-dropdown.up {
  animation: msFadeInUp 0.12s ease;
}

/* Search area */
.ms-search-wrap {
  padding: 4px 10px 2px;
}

.ms-search {
  width: 100%;
  padding: 6px 10px 6px 2px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 12px;
  font-family: inherit;
  outline: none !important;
  box-shadow: none !important;
  box-sizing: border-box;
}

.ms-search:focus,
.ms-search:focus-visible,
.ms-search:active {
  border-color: transparent !important;
  outline: none !important;
  box-shadow: none !important;
}

.ms-search::placeholder {
  color: var(--text-muted);
}

.ms-divider {
  display: none;
}

/* Model list */
.ms-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 2px 0;
  padding-left: 0;
  padding-right: 0;
  margin: 0;
  max-height: 196px;
}

.ms-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 1;
  min-width: 0;
  padding: 0;
  margin: 0;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  transition: color 0.1s ease;
  text-align: left;
  box-sizing: border-box;
}

.ms-item-row:hover .ms-item {
  color: var(--text);
}

.ms-item-row.active .ms-item {
  color: var(--text);
}

.ms-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.ms-item-check {
  flex-shrink: 0;
  color: var(--text);
  margin-left: 8px;
}

.ms-empty {
  padding: 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
}

/* Dark theme adjustments */
[data-theme='dark'] .ms-trigger:hover {
  background: rgba(255,255,255,0.06);
}

[data-theme='dark'] .ms-dropdown {
  background: #1a1a1e;
  border-color: rgba(255,255,255,0.08);
}

[data-theme='dark'] .ms-search {
  background: #1a1a1e;
  border-color: rgba(255,255,255,0.08);
}

[data-theme='dark'] .ms-item-row:hover .ms-item {
  color: var(--text);
}

[data-theme='dark'] .ms-item-row.active {
  background: rgba(255,255,255,0.08);
}

[data-theme='dark'] .ms-item-row.active .ms-item {
  color: var(--text);
}

/* Item row wrapper */
.ms-item-row {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0 12px;
  margin-bottom: 3px;
  box-sizing: border-box;
  transition: background 0.1s ease;
}

.ms-item-row:last-child {
  margin-bottom: 0;
}

.ms-item-row.active {
  background: var(--primary-bg, rgba(99, 102, 241, 0.1));
}

.ms-item-row:hover {
  background: rgba(255,255,255,0.04);
}

.ms-item-row.active:hover {
  background: var(--primary-bg, rgba(99, 102, 241, 0.15));
}

/* Edit button */
.ms-item-edit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none !important;
  background: transparent !important;
  color: var(--text-muted);
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease;
  flex-shrink: 0;
  margin-right: 4px;
  outline: none !important;
  box-shadow: none !important;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding: 0;
}

.ms-item-row:hover .ms-item-edit-btn {
  opacity: 1;
}

.ms-item-edit-btn:hover {
  background: transparent !important;
  color: var(--text);
}

.ms-item-edit-btn:focus,
.ms-item-edit-btn:focus-visible,
.ms-item-edit-btn:active {
  background: transparent !important;
  outline: none !important;
  box-shadow: none !important;
  border: none !important;
}

/* Effort menu */
.ms-effort-menu {
  position: fixed;
  z-index: 10000;
  min-width: 130px;
  padding: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0 12px 12px 0;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  animation: msFadeIn 0.12s ease;
}

.ms-effort-title {
  padding: 6px 12px 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.ms-effort-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 5px 12px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.1s ease, color 0.1s ease;
  text-align: left;
}

.ms-effort-item:hover {
  background: rgba(255,255,255,0.04);
  color: var(--text);
}

.ms-effort-item.active {
  color: var(--text);
}

/* Dark theme adjustments for effort */
[data-theme='dark'] .ms-item-edit-btn:hover {
  background: transparent;
}

[data-theme='dark'] .ms-effort-menu {
  background: #1a1a1e;
  border-color: rgba(255,255,255,0.08);
}

[data-theme='dark'] .ms-effort-item:hover {
  background: rgba(255,255,255,0.04);
}

/* Context size badge */
.ms-item-ctx {
  flex-shrink: 0;
  margin-left: 6px;
  padding: 1px 5px;
  font-size: 10px;
  line-height: 14px;
  border-radius: 4px;
  background: rgba(255,255,255,0.08);
  color: var(--text-muted);
  white-space: nowrap;
}

.ms-item-row:hover .ms-item-ctx {
  color: var(--text-secondary);
}