:root {
  color-scheme: dark;
  --bg: #0c1116;
  --panel: #121a22;
  --panel-2: #172330;
  --text: #eef5f1;
  --muted: #9fb0aa;
  --line: #2b3d4a;
  --accent: #9bea7f;
  --accent-2: #f1c45b;
  --danger: #ff7b72;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: ui-sans-serif, "Aptos", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(155, 234, 127, 0.18), transparent 34rem),
    linear-gradient(135deg, #0c1116 0%, #0b151f 55%, #10130f 100%);
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 48px 0;
}

.panel,
.card {
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.24);
}

.auth {
  max-width: 520px;
  margin: 6vh auto;
  padding: 36px;
}

.app {
  padding: 28px;
}

.topbar,
.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 22px;
  margin: 24px 0;
}

.card {
  padding: 22px;
}

.stack {
  display: grid;
  gap: 16px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 12px;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: clamp(32px, 5vw, 56px);
  letter-spacing: -0.05em;
}

h2 {
  font-size: 20px;
}

.muted {
  color: var(--muted);
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px 14px;
  color: var(--text);
  background: #0d141b;
  font: inherit;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.json {
  min-height: 170px;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  color: #10140f;
  background: var(--accent);
  font-weight: 800;
  cursor: pointer;
}

button.secondary {
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--line);
}

.workflow-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.workflow {
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #0d141b;
}

.workflow.active {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(155, 234, 127, 0.35);
}

.workflow-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chat-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.chat-host {
  min-height: 720px;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: #091017;
}

openai-chatkit {
  display: block;
  width: 100%;
  min-height: 720px;
}

code,
pre {
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  background: #091017;
  color: var(--accent-2);
}

.setup {
  display: grid;
  gap: 10px;
  border: 1px solid var(--accent-2);
  border-radius: 18px;
  padding: 16px;
  background: rgba(241, 196, 91, 0.08);
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  max-width: 420px;
  border-radius: 18px;
  padding: 14px 16px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}

.hidden {
  display: none !important;
}

@media (max-width: 820px) {
  .grid,
  .topbar {
    grid-template-columns: 1fr;
    display: grid;
  }

  .chat-header {
    display: grid;
  }

  .chat-host,
  openai-chatkit {
    min-height: 640px;
  }
}