// 与 widget 对齐的原生细滚动条（会话消息列表等）
// 在 app/layout.tsx 中随其它样式一并引入

$thumb: #cbd5e1;
$thumb-hover: #94a3b8;

textarea.cs-agent-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: $thumb transparent;

  &::-webkit-scrollbar {
    width: 8px;
  }

  &::-webkit-scrollbar-track {
    background: transparent;
  }

  &::-webkit-scrollbar-thumb {
    border: 2px solid transparent;
    border-radius: 999px;
    background: $thumb;
    background-clip: padding-box;
  }

  &::-webkit-scrollbar-thumb:hover {
    background: $thumb-hover;
    background-clip: padding-box;
  }
}

.cs-agent-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: $thumb transparent;

  &::-webkit-scrollbar {
    width: 6px;
  }

  &::-webkit-scrollbar-track {
    background: transparent;
  }

  &::-webkit-scrollbar-thumb {
    border: 2px solid transparent;
    border-radius: 999px;
    background: $thumb;
    background-clip: padding-box;
  }

  &::-webkit-scrollbar-thumb:hover {
    background: $thumb-hover;
    background-clip: padding-box;
  }
}

.cs-agent-shell {
  /* 与 widget 保持一致：容器本身不额外加 padding。 */
}

.cs-agent-panel {
  border-radius: 28px;
  box-shadow:
    0 24px 80px rgba(15, 23, 42, 0.14),
    0 10px 24px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(16px);
}

.cs-agent-grid-bg,
.\.cs-agent-grid-bg {
  background-image:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.72), transparent 32%),
    linear-gradient(180deg, rgba(247, 249, 252, 0.92) 0%, rgba(238, 244, 251, 0.94) 100%),
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size:
    auto,
    auto,
    22px 22px,
    22px 22px;
  background-position:
    center top,
    center,
    center,
    center;
}

.cs-agent-fade-up {
  animation: cs-agent-fade-up 220ms ease-out;
}

.cs-agent-status-dot {
  animation: cs-agent-pulse 1.8s ease-in-out infinite;
}

@keyframes cs-agent-fade-up {
  from {
    opacity: 0;
    transform: translate3d(0, 8px, 0);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes cs-agent-pulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.08);
  }
}

/* 图片预览：遮罩在 dialog 内部绘制，避免与原生 ::backdrop 叠色 */
.cs-agent-image-lightbox::backdrop {
  background: transparent;
}

.dark .cs-agent-scrollbar {
  scrollbar-color: hsl(var(--border)) transparent;

  &::-webkit-scrollbar-thumb {
    background: hsl(var(--border));
    background-clip: padding-box;
  }

  &::-webkit-scrollbar-thumb:hover {
    background: hsl(var(--muted-foreground) / 0.45);
    background-clip: padding-box;
  }
}