/* Personal AI V21: searchable, grouped model picker with an upward glass panel. */
.ai-shell.lobe-inspired .ai-model-picker {
  position: relative;
  z-index: 18;
  flex: 0 0 auto;
}

.ai-shell.lobe-inspired .ai-model-native-select {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

.ai-shell.lobe-inspired .ai-model-picker-trigger {
  display: flex;
  align-items: center;
  gap: .48rem;
  width: 178px;
  height: 36px;
  padding: 0 .62rem;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 11px;
  color: rgba(246,247,252,.92);
  background: linear-gradient(145deg, rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.10), rgba(11,13,25,.58));
  box-shadow: inset 0 1px rgba(255,255,255,.08), 0 8px 24px rgba(0,0,0,.14);
  -webkit-backdrop-filter: blur(15px) saturate(125%);
  backdrop-filter: blur(15px) saturate(125%);
  cursor: pointer;
  transition: transform .2s var(--ai-v20-ease,cubic-bezier(.22,1,.36,1)), border-color .2s ease, background .2s ease, box-shadow .22s ease;
}

.ai-shell.lobe-inspired .ai-model-picker-trigger:hover,
.ai-shell.lobe-inspired .ai-model-picker-trigger[aria-expanded="true"] {
  border-color: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.46);
  background: linear-gradient(145deg, rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.18), rgba(12,14,27,.70));
  box-shadow: inset 0 1px rgba(255,255,255,.11), 0 11px 30px rgba(0,0,0,.20), 0 0 22px rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.08);
  transform: translateY(-1px);
}

.ai-shell.lobe-inspired .ai-model-picker-trigger:focus-visible {
  outline: 0;
  border-color: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.72);
  box-shadow: 0 0 0 3px rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.15), 0 12px 30px rgba(0,0,0,.22);
}

.ai-model-picker-trigger-logo,
.ai-model-picker-option-logo {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(255,255,255,.15);
  color: #fff;
  background: linear-gradient(145deg, #4654ad, #272d67);
  box-shadow: inset 0 1px rgba(255,255,255,.16), 0 5px 14px rgba(0,0,0,.18);
  font-weight: 800;
  letter-spacing: -.03em;
}

.ai-model-picker-trigger-logo {
  width: 23px;
  height: 23px;
  border-radius: 7px;
  font-size: .55rem;
}

.ai-model-picker-option-logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  font-size: .66rem;
}

.ai-model-picker-trigger-logo.is-doubao,
.ai-model-picker-option-logo.is-doubao {
  background: linear-gradient(145deg, #7064ec, #a45bcf);
}

.ai-model-picker-trigger-copy {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  font-size: .71rem;
  font-weight: 720;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ai-model-picker-trigger > .bi-chevron-up {
  flex: 0 0 auto;
  color: rgba(222,220,252,.68);
  font-size: .66rem;
  transition: transform .2s ease;
}

.ai-model-picker-trigger[aria-expanded="true"] > .bi-chevron-up {
  transform: rotate(180deg);
}

.ai-shell.lobe-inspired .ai-model-picker-panel {
  position: absolute;
  right: 0;
  bottom: calc(100% + 11px);
  width: min(354px, calc(100vw - 32px));
  max-height: min(510px, calc(100vh - 150px));
  padding: .58rem;
  overflow: hidden auto;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 17px;
  color: #f3f4f8;
  background:
    linear-gradient(145deg, rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.11), transparent 42%),
    rgba(10,12,23,.90);
  box-shadow: 0 26px 70px rgba(0,0,0,.42), 0 0 36px rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.10), inset 0 1px rgba(255,255,255,.11);
  -webkit-backdrop-filter: blur(24px) saturate(135%);
  backdrop-filter: blur(24px) saturate(135%);
  transform-origin: right bottom;
  animation: aiModelPickerIn .22s var(--ai-v20-ease,cubic-bezier(.22,1,.36,1)) both;
  overscroll-behavior: contain;
}

.ai-shell.lobe-inspired .ai-model-picker-panel[hidden] { display: none; }

@keyframes aiModelPickerIn {
  from { opacity: 0; transform: translateY(8px) scale(.965); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.ai-model-picker-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: .75rem;
  padding: .42rem .48rem .54rem;
}

.ai-model-picker-head strong { display: block; color: #fff; font-size: .82rem; }
.ai-model-picker-head small { display: block; margin-top: .14rem; color: rgba(211,214,228,.57); font-size: .63rem; }

.ai-model-picker-current {
  flex: 0 0 auto;
  border: 1px solid rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.26);
  border-radius: 999px;
  padding: .22rem .43rem;
  color: rgba(224,220,255,.88);
  background: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.10);
  font-size: .58rem;
  font-style: normal;
}

.ai-model-picker-search {
  position: relative;
  display: block;
  margin: 0 .2rem .48rem;
}

.ai-model-picker-search[hidden] { display: none; }
.ai-model-picker-search i { position: absolute; top: 50%; left: .72rem; color: rgba(215,218,232,.52); font-size: .72rem; transform: translateY(-50%); }
.ai-model-picker-search input {
  width: 100%;
  height: 36px;
  padding: 0 .7rem 0 2rem;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 10px;
  outline: 0;
  color: #f6f7fb;
  background: rgba(255,255,255,.045);
  font: .72rem/1 inherit;
}
.ai-model-picker-search input:focus { border-color: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.52); box-shadow: 0 0 0 3px rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.10); }
.ai-model-picker-search input::placeholder { color: rgba(211,214,228,.44); }

.ai-model-picker-group + .ai-model-picker-group { margin-top: .38rem; padding-top: .38rem; border-top: 1px solid rgba(255,255,255,.075); }
.ai-model-picker-group-label { padding: .25rem .5rem .34rem; color: rgba(211,214,228,.49); font-size: .61rem; font-weight: 700; letter-spacing: .06em; }
.ai-model-picker-list { display: grid; gap: .2rem; }

.ai-model-picker-option {
  display: flex;
  align-items: center;
  gap: .66rem;
  width: 100%;
  min-height: 56px;
  padding: .48rem .52rem;
  border: 1px solid transparent;
  border-radius: 12px;
  color: rgba(239,241,247,.86);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: transform .18s var(--ai-v20-ease,cubic-bezier(.22,1,.36,1)), border-color .18s ease, background .18s ease;
}

.ai-model-picker-option:hover,
.ai-model-picker-option:focus-visible {
  outline: 0;
  border-color: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.23);
  background: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.10);
  transform: translateX(2px);
}

.ai-model-picker-option[aria-selected="true"] {
  border-color: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.36);
  background: linear-gradient(135deg, rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.18), rgba(255,255,255,.045));
}

.ai-model-picker-option:disabled { opacity: .46; cursor: not-allowed; transform: none; }
.ai-model-picker-option-copy { min-width: 0; flex: 1; }
.ai-model-picker-option-name { display: flex; align-items: center; gap: .38rem; min-width: 0; }
.ai-model-picker-option-name strong { overflow: hidden; color: #f7f7fb; font-size: .75rem; text-overflow: ellipsis; white-space: nowrap; }
.ai-model-picker-option-copy small { display: block; overflow: hidden; margin-top: .16rem; color: rgba(211,214,228,.57); font-size: .62rem; text-overflow: ellipsis; white-space: nowrap; }

.ai-model-picker-badge {
  flex: 0 0 auto;
  border: 1px solid rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.25);
  border-radius: 999px;
  padding: .12rem .32rem;
  color: rgba(224,220,255,.86);
  background: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.09);
  font-size: .52rem;
  font-weight: 720;
}

.ai-model-picker-badge.is-muted { border-color: rgba(255,255,255,.12); color: rgba(211,214,228,.60); background: rgba(255,255,255,.04); }
.ai-model-picker-check { width: 25px; height: 25px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 8px; color: transparent; background: transparent; font-size: .78rem; }
.ai-model-picker-option[aria-selected="true"] .ai-model-picker-check { color: #fff; background: rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.44); box-shadow: 0 0 18px rgba(var(--ai-wallpaper-accent-rgb,139,124,246),.16); }
.ai-model-picker-empty { padding: 1.2rem .7rem; color: rgba(211,214,228,.58); font-size: .7rem; text-align: center; }
.ai-model-picker-empty[hidden] { display: none; }
.ai-model-picker-foot { margin: .44rem .24rem .08rem; padding: .48rem .38rem .06rem; border-top: 1px solid rgba(255,255,255,.075); color: rgba(211,214,228,.48); font-size: .59rem; }

@media (max-width: 767.98px) {
  .ai-shell.lobe-inspired .ai-model-picker-trigger { width: 138px; }
  .ai-model-picker-trigger-logo { display: none; }
  .ai-shell.lobe-inspired .ai-model-picker-panel { position: fixed; right: .75rem; bottom: 5.35rem; left: .75rem; width: auto; max-height: min(68vh, 510px); transform-origin: center bottom; }
}

@media (prefers-reduced-motion: reduce) {
  .ai-model-picker-panel { animation: none !important; }
  .ai-model-picker-trigger,
  .ai-model-picker-option { transition: none !important; transform: none !important; }
}