zopu-code/apps/web/src/index.css

@import "@code/ui/globals.css";
@import "streamdown/styles.css";

html,
body {
  min-height: 100%;
  overflow: hidden;
}

.chat-surface {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(
      circle at 50% -12%,
      oklch(0.72 0.045 255 / 9%),
      transparent 32rem
    ),
    var(--background);
}

.chat-surface::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image: radial-gradient(
    oklch(0.5 0 0 / 9%) 0.55px,
    transparent 0.55px
  );
  background-size: 18px 18px;
  mask-image: linear-gradient(to bottom, black, transparent 42%);
  content: "";
  pointer-events: none;
}

.chat-header {
  background: color-mix(in oklch, var(--background) 88%, transparent);
  backdrop-filter: blur(18px) saturate(1.25);
}

.zopu-mark {
  border: 1px solid color-mix(in oklch, var(--foreground) 10%, transparent);
  background:
    linear-gradient(145deg, oklch(1 0 0 / 65%), transparent 55%),
    color-mix(in oklch, var(--muted) 88%, var(--background));
  color: var(--foreground);
  box-shadow:
    inset 0 1px 0 oklch(1 0 0 / 48%),
    0 6px 18px -12px oklch(0 0 0 / 55%);
}

.chat-message {
  animation: chat-message-enter 220ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.response-state {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted-foreground);
  font-weight: 400;
}

.response-state-dots {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.response-state-dots i,
.thinking-line span {
  border-radius: 999px;
  background: currentColor;
  animation: response-dot 1.25s ease-in-out infinite;
}

.response-state-dots i {
  width: 3px;
  height: 3px;
}

.response-state-dots i:nth-child(2),
.thinking-line span:nth-child(2) {
  animation-delay: 140ms;
}

.response-state-dots i:nth-child(3),
.thinking-line span:nth-child(3) {
  animation-delay: 280ms;
}

.thinking-line {
  display: flex;
  width: fit-content;
  min-height: 1.75rem;
  align-items: center;
  gap: 0.3rem;
  color: color-mix(in oklch, var(--foreground) 42%, transparent);
}

.thinking-line span {
  width: 5px;
  height: 5px;
}

.chat-markdown[data-streamdown="true"] {
  min-height: 1.75rem;
}

@keyframes response-dot {
  0%,
  60%,
  100% {
    opacity: 0.28;
    transform: translateY(0) scale(0.84);
  }
  30% {
    opacity: 0.9;
    transform: translateY(-2px) scale(1);
  }
}

.composer-dock {
  position: relative;
  background: linear-gradient(to top, var(--background) 68%, transparent);
}

.composer-shell {
  transform: translateZ(0);
}

@keyframes chat-message-enter {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.chat-markdown {
  color: var(--foreground);
}

.chat-markdown > :first-child {
  margin-top: 0;
}

.chat-markdown > :last-child {
  margin-bottom: 0;
}

.chat-markdown p,
.chat-markdown ul,
.chat-markdown ol,
.chat-markdown blockquote,
.chat-markdown pre,
.chat-markdown table {
  margin-block: 0.8rem;
}

.chat-markdown h1,
.chat-markdown h2,
.chat-markdown h3,
.chat-markdown h4 {
  margin-block: 1.4rem 0.65rem;
  font-weight: 650;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.chat-markdown h1 {
  font-size: 1.5rem;
}

.chat-markdown h2 {
  font-size: 1.25rem;
}

.chat-markdown h3,
.chat-markdown h4 {
  font-size: 1.05rem;
}

.chat-markdown ul,
.chat-markdown ol {
  padding-inline-start: 1.4rem;
}

.chat-markdown ul {
  list-style: disc;
}

.chat-markdown ol {
  list-style: decimal;
}

.chat-markdown li + li {
  margin-top: 0.35rem;
}

.chat-markdown blockquote {
  border-inline-start: 2px solid var(--border);
  padding-inline-start: 1rem;
  color: var(--muted-foreground);
}

.chat-markdown a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--muted-foreground);
  text-underline-offset: 3px;
}

.chat-markdown :not(pre) > code {
  border: 1px solid var(--border);
  background: var(--muted);
  padding: 0.1rem 0.35rem;
  font-size: 0.875em;
}

.chat-markdown pre {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border);
  background: var(--muted);
  padding: 1rem;
  font-size: 0.8125rem;
  line-height: 1.6;
}

.chat-markdown table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

.chat-markdown th,
.chat-markdown td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  text-align: start;
}

@media (prefers-reduced-motion: reduce) {
  .chat-markdown *,
  .chat-message,
  .cn-message-scroller-button,
  .response-state-dots i,
  .thinking-line span {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}