:root {
  --atomic-bg: #070b13;
  --atomic-panel: #0f1726;
  --atomic-border: rgba(255,255,255,.12);
  --atomic-text: #eef4ff;
  --atomic-muted: #a9b6c8;
  --atomic-accent: #7cc7ff;
  --atomic-danger: #ffb4b4;
  --atomic-ok: #a7f3d0;
}

.atomic-ai-core {
  background: radial-gradient(circle at top left, rgba(124,199,255,.14), transparent 36%), var(--atomic-bg);
  border: 1px solid var(--atomic-border);
  border-radius: 20px;
  color: var(--atomic-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 2rem auto;
  max-width: 980px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.35);
}

.atomic-ai-core * { box-sizing: border-box; }

.ai-core-header {
  padding: 1.25rem;
  border-bottom: 1px solid var(--atomic-border);
  display: grid;
  gap: .75rem;
}

.ai-core-kicker {
  color: var(--atomic-accent);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
}

.ai-core-header h2 {
  margin: 0;
  font-size: clamp(1.45rem, 4vw, 2.35rem);
}

.ai-core-header p {
  margin: 0;
  color: var(--atomic-muted);
  line-height: 1.55;
}

.ai-core-doctrine {
  margin: .75rem 0 0;
  padding: .9rem;
  background: rgba(124,199,255,.08);
  border: 1px solid rgba(124,199,255,.22);
  border-radius: 14px;
}

.ai-core-toolbar {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--atomic-border);
  background: rgba(255,255,255,.025);
}

.ai-core-toolbar label {
  display: flex;
  gap: .45rem;
  align-items: center;
  color: var(--atomic-muted);
  font-size: .92rem;
}

.ai-core-toolbar select,
.ai-core-input textarea {
  color: var(--atomic-text);
  background: #09111f;
  border: 1px solid var(--atomic-border);
  border-radius: 10px;
}

.ai-core-toolbar select { padding: .45rem .6rem; }

.ai-core-messages {
  min-height: 280px;
  max-height: 560px;
  overflow: auto;
  padding: 1rem 1.25rem;
  display: grid;
  gap: .85rem;
}

.ai-core-message {
  padding: .85rem 1rem;
  border: 1px solid var(--atomic-border);
  border-radius: 14px;
  line-height: 1.55;
  white-space: pre-wrap;
}

.ai-core-message.user {
  background: rgba(124,199,255,.08);
  margin-left: min(20%, 8rem);
}

.ai-core-message.assistant {
  background: var(--atomic-panel);
  margin-right: min(12%, 5rem);
}

.ai-core-message.system {
  background: rgba(255,255,255,.04);
  color: var(--atomic-muted);
  font-size: .92rem;
}

.ai-core-message.error {
  border-color: rgba(255,180,180,.4);
  color: var(--atomic-danger);
}

.ai-core-input {
  display: grid;
  gap: .7rem;
  padding: 1rem 1.25rem 1.25rem;
  border-top: 1px solid var(--atomic-border);
}

.ai-core-input textarea {
  width: 100%;
  min-height: 92px;
  resize: vertical;
  padding: .85rem;
  line-height: 1.45;
}

.ai-core-actions {
  display: flex;
  justify-content: space-between;
  gap: .75rem;
  flex-wrap: wrap;
  align-items: center;
}

.ai-core-actions button {
  cursor: pointer;
  border: 0;
  border-radius: 999px;
  padding: .72rem 1.1rem;
  font-weight: 800;
  color: #06101f;
  background: var(--atomic-accent);
}

.ai-core-actions button[disabled] {
  opacity: .55;
  cursor: not-allowed;
}

.wallet-safety-note {
  margin: 0;
  color: var(--atomic-muted);
  font-size: .88rem;
}

.ai-core-links {
  display: flex;
  gap: .65rem;
  flex-wrap: wrap;
  padding: 0 1.25rem 1.25rem;
}

.ai-core-links a {
  color: var(--atomic-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(124,199,255,.45);
}