.chat-drawer {
  --cp-beam-cyan: #37cddd;
  --cp-beam-pink: #ef73a9;
  --cp-beam-gold: #edc774;
  --cp-beam-blue: #6b8ffa;
  --cp-glow-pink: #ff3264;
  --cp-glow-cyan: #25b9c9;
  --cp-glow-green: #32c850;
  --cp-glow-blue: #288cff;
  --cp-glow-violet: #6446ff;
  --cp-glow-orange: #ff7828;
  --cp-glow-glint: rgba(0, 0, 0, .46);
  --cp-effect-mask: #fff;
  --cp-effect-clear: transparent;
  --chat-inner-opacity: .36;
  --chat-edge-opacity: .55;
  --chat-bloom-opacity: .3;
  max-width: calc(100vw - var(--sidebar-w, 0px));
}
[data-theme="dark"] .chat-drawer {
  --cp-glow-glint: rgba(255, 255, 255, .85);
  --chat-inner-opacity: .48;
  --chat-edge-opacity: .7;
  --chat-bloom-opacity: .38;
}
.chat-drawer .chat-body {
  position: relative;
  display: flex;
  flex: 1;
  min-height: 0;
}
.chat-drawer .chat-messages {
  min-width: 0;
  min-height: 0;
  gap: 14px;
  padding: 20px 16px;
  overflow-wrap: anywhere;
}
.chat-drawer .chat-history-panel { inset: 0; }
.chat-drawer .chat-history-panel[hidden] { display: none; }
.chat-drawer .chat-footer {
  display: block;
  padding: 12px 16px max(16px, env(safe-area-inset-bottom));
  border-top: 0;
}
.chat-composer {
  position: relative;
  isolation: isolate;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 2px 6px color-mix(in srgb, var(--cp-text) 5%, var(--cp-effect-clear));
}
.chat-composer::before {
  content: "";
  position: absolute;
  inset: -1px;
  border: 1.5px solid var(--cp-accent);
  border-radius: inherit;
  pointer-events: none;
  opacity: .65;
  transition: opacity .55s ease;
}
.chat-composer-effect {
  display: none;
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity .55s ease;
  animation: chat-beam-turn 2.8s linear infinite paused;
}
@property --chat-beam-angle {
  syntax: "<angle>";
  initial-value: 45deg;
  inherits: true;
}
@supports (mask-composite: exclude) {
  .chat-composer::before {
    border: 0;
    padding: 1.5px;
    background: conic-gradient(
      var(--cp-beam-cyan), var(--cp-beam-blue), var(--cp-beam-pink),
      var(--cp-beam-gold), var(--cp-beam-cyan));
    mask: linear-gradient(var(--cp-effect-mask) 0 0) content-box, linear-gradient(var(--cp-effect-mask) 0 0);
    mask-composite: exclude;
  }
  .chat-composer-effect {
    display: block;
    --chat-light-field: radial-gradient(ellipse 110px 45px at 30% 0%, var(--cp-glow-pink), var(--cp-effect-clear)),
      radial-gradient(ellipse 80px 40px at 12% 0%, var(--cp-glow-blue), var(--cp-effect-clear)),
      radial-gradient(ellipse 45px 75px at 0% 68%, var(--cp-glow-green), var(--cp-effect-clear)),
      radial-gradient(ellipse 180px 38px at 72% 100%, var(--cp-glow-violet), var(--cp-effect-clear)),
      radial-gradient(ellipse 100px 30px at 42% 100%, var(--cp-glow-cyan), var(--cp-effect-clear)),
      radial-gradient(ellipse 90px 38px at 92% 0%, var(--cp-glow-orange), var(--cp-effect-clear)),
      radial-gradient(ellipse 40px 65px at 100% 55%, var(--cp-glow-pink), var(--cp-effect-clear));
    --chat-sweep: conic-gradient(from var(--chat-beam-angle), var(--cp-effect-clear) 20%,
      color-mix(in srgb, var(--cp-effect-mask) 20%, var(--cp-effect-clear)) 36%,
      var(--cp-effect-mask) 54% 78%, var(--cp-effect-clear) 98%);
  }
  .chat-beam-edge, .chat-beam-inner, .chat-beam-bloom {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
  }
  .chat-beam-edge {
    background: var(--chat-light-field);
    padding: 1px;
    mask: var(--chat-sweep), linear-gradient(var(--cp-effect-mask) 0 0) content-box, linear-gradient(var(--cp-effect-mask) 0 0);
    mask-composite: intersect, exclude;
    opacity: var(--chat-edge-opacity);
  }
  .chat-beam-inner {
    background: var(--chat-light-field);
    mask-image: var(--chat-sweep),
      linear-gradient(var(--cp-effect-mask), var(--cp-effect-clear) 30px, var(--cp-effect-clear) calc(100% - 30px), var(--cp-effect-mask)),
      linear-gradient(90deg, var(--cp-effect-mask), var(--cp-effect-clear) 30px, var(--cp-effect-clear) calc(100% - 30px), var(--cp-effect-mask));
    mask-composite: intersect, add;
    opacity: var(--chat-inner-opacity);
    clip-path: inset(0 round 16px);
  }
  .chat-beam-bloom {
    inset: -3px;
    padding: 6px;
    background: var(--chat-light-field);
    mask: var(--chat-sweep), linear-gradient(var(--cp-effect-mask) 0 0) content-box, linear-gradient(var(--cp-effect-mask) 0 0);
    mask-composite: intersect, exclude;
    filter: blur(7px);
    opacity: var(--chat-bloom-opacity);
  }
  .chat-beam-edge::after {
    content: "";
    position: absolute;
    inset: 0;
    background: conic-gradient(from var(--chat-beam-angle), var(--cp-effect-clear) 50%, var(--cp-glow-glint) 66%, var(--cp-effect-clear) 80%);
  }
  .chat-open .chat-composer:focus-within::before,
  .chat-open[data-chat-state="waiting"] .chat-composer::before,
  .chat-open[data-chat-state="responding"] .chat-composer::before { opacity: 0; }
  .chat-open .chat-composer:focus-within .chat-composer-effect,
  .chat-open[data-chat-state="waiting"] .chat-composer-effect,
  .chat-open[data-chat-state="responding"] .chat-composer-effect {
    opacity: 1;
    animation-play-state: running;
  }
}
.chat-drawer .chat-input {
  position: relative;
  z-index: 1;
  display: block;
  box-sizing: border-box;
  width: 100%;
  height: 100px;
  min-height: 100px;
  padding: 17px 16px 8px;
  border: 0;
  border-radius: inherit;
  background: var(--cp-effect-clear);
  color: var(--cp-text);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
  resize: none;
}
.chat-drawer .chat-input::placeholder { color: var(--cp-text-muted); }
.chat-drawer .chat-input:disabled { opacity: .65; }
.chat-composer-toolbar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 36px;
  padding: 0 12px 12px;
}
.chat-drawer .chat-model-select {
  appearance: auto;
  -webkit-appearance: auto;
  width: auto;
  min-width: 0;
  max-width: calc(100% - 44px);
  min-height: 32px;
  padding: 5px 8px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--cp-surface);
  color: var(--cp-text-muted);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
}
.chat-drawer .chat-model-select:hover { background: var(--cp-surface-soft); }
.chat-drawer .chat-model-select option { background: var(--cp-surface); color: var(--cp-text); }
.chat-drawer .chat-model-select:disabled { opacity: .65; cursor: default; }
.chat-drawer .chat-send {
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  align-self: center;
  padding: 0;
  border-radius: 50%;
  background: var(--cp-text);
  color: var(--cp-surface);
  font-size: 23px;
  line-height: 1;
}
.chat-drawer .chat-send svg { width: 17px; height: 17px; }
.chat-drawer .chat-input:focus-visible,
.chat-drawer .chat-model-select:focus-visible,
.chat-drawer .chat-send:focus-visible {
  outline: 2px solid var(--cp-accent);
  outline-offset: -3px;
}
.chat-drawer .chat-send:focus-visible { outline-offset: 3px; }
.chat-waiting {
  display: flex;
  flex: 1 0 164px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  align-self: stretch;
  color: var(--cp-text-muted);
  font-size: 12px;
}
.chat-orb {
  position: relative;
  width: 80px;
  height: 80px;
  flex: 0 0 80px;
  contain: layout paint;
}
.chat-orb-particle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: currentColor;
  transform: translate(var(--orb-x), var(--orb-y));
  opacity: .6;
  animation: chat-particle-weave 4.8s ease-in-out infinite alternate paused;
  animation-delay: var(--orb-delay);
}
.chat-open .chat-orb-particle { animation-play-state: running; }
.chat-body:has(.chat-history-panel:not([hidden])) .chat-orb-particle { animation-play-state: paused; }
.chat-status {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.chat-drawer .chat-bubble[hidden] { display: none; }
.chat-drawer .chat-bubble { flex-shrink: 0; letter-spacing: 0; }
@keyframes chat-beam-turn {
  from { --chat-beam-angle: 45deg; }
  to { --chat-beam-angle: 405deg; }
}
@keyframes chat-particle-weave {
  0% { transform: translate(var(--orb-x), var(--orb-y)) scale(.65); opacity: .3; }
  50% { opacity: .9; }
  100% { transform: translate(var(--orb-next-x), var(--orb-next-y)) scale(1); opacity: .5; }
}
@media (prefers-reduced-motion: reduce) {
  .chat-drawer { transition: none; }
  .chat-composer::before,
  .chat-composer-effect,
  .chat-orb-particle,
  .chat-drawer .chat-bubble.assistant.streaming::after { animation: none; }
  .chat-composer::before, .chat-composer-effect { transition: none; }
}
@media (max-width: 380px) {
  .chat-drawer .chat-footer { padding-left: 10px; padding-right: 10px; }
  .chat-drawer .chat-messages { padding-left: 10px; padding-right: 10px; }
  .chat-drawer .chat-header { gap: 5px; padding-left: 10px; padding-right: 10px; }
}