:root {
  --bg: #0c0f14;
  --panel: #141a22;
  --line: #243041;
  --text: #e8eef7;
  --muted: #9aa8bc;
  --accent: #7ee0c3;
  --warn: #f3c16b;
  --danger: #ef7a7a;
  --idle: #8ea0b5;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background:
    radial-gradient(1200px 500px at 10% -10%, #163328 0%, transparent 55%),
    var(--bg);
  color: var(--text);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.top {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 8px;
}

h1 { font-size: 28px; line-height: 1.2; margin: 0 0 10px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.lede, .sub, .detail, .hint { color: var(--muted); margin: 0; }
.lede { max-width: 62ch; }
.sub { font-size: 13px; margin-bottom: 12px; }
.detail, .hint { font-size: 14px; margin-top: 12px; }

.badge {
  border: 1px solid var(--line);
  background: #10161e;
  border-radius: 999px;
  padding: 8px 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  color: var(--idle);
  white-space: nowrap;
}

.badge.ready { color: var(--accent); border-color: #2b6b58; }
.badge.busy { color: var(--warn); border-color: #6b5422; }
.badge.error { color: var(--danger); border-color: #6b2b2b; }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.card {
  background: color-mix(in srgb, var(--panel) 92%, black);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
}

.meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  margin: 0;
}

.meta div { min-width: 0; }
dt { color: var(--muted); font-size: 12px; }
dd {
  margin: 4px 0 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.actions { display: flex; gap: 10px; align-items: center; margin-top: 16px; }
button {
  background: var(--accent);
  color: #06241b;
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 650;
  cursor: pointer;
}
button.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
button:disabled { opacity: 0.55; cursor: wait; }

.log {
  min-height: 220px;
  max-height: 360px;
  overflow: auto;
  background: #0b1016;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.msg { font-size: 14px; line-height: 1.45; white-space: pre-wrap; }
.msg.user { color: #d5e4ff; }
.msg.assistant { color: var(--accent); }
.msg.system { color: var(--warn); }

textarea {
  width: 100%;
  margin-top: 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #0b1016;
  color: var(--text);
  padding: 12px;
  resize: vertical;
  font: inherit;
}

.stream-toggle { color: var(--muted); font-size: 13px; display: flex; gap: 8px; align-items: center; }

.code-card pre {
  overflow: auto;
  background: #0b1016;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  font-size: 12px;
  line-height: 1.5;
  color: #d7e3f2;
}

.empty { color: var(--muted); font-size: 14px; }

@media (max-width: 800px) {
  .grid, .meta, .top { grid-template-columns: 1fr; display: grid; }
  .top { gap: 12px; }
}