:root {
  color-scheme: light dark;
  --ink: #1a1f26;
  --muted: #5c6570;
  --line: #c5ccd4;
  --panel: #f4f6f8;
  --accent: #1d4f91;
  --accent-ink: #fff;
  --ok: #1b7a3d;
  --err: #a11d1d;
  --pre-bg: #12161c;
  --pre-ink: #e8ecf0;
  --honesty-bg: #eef2f6;
  font-family: "IBM Plex Sans", "Source Sans 3", "Segoe UI", sans-serif;
  line-height: 1.5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e8ecf0;
    --muted: #9aa3ad;
    --line: #3a4450;
    --panel: #1a222c;
    --accent: #5b8fd4;
    --accent-ink: #0b1220;
    --ok: #5dce85;
    --err: #f07178;
    --pre-bg: #0b0f14;
    --pre-ink: #e8ecf0;
    --honesty-bg: #151c26;
  }
}

body {
  margin: 0 auto;
  max-width: 960px;
  padding: 1.5rem;
  color: var(--ink);
  background:
    radial-gradient(1200px 400px at 10% -10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent),
    radial-gradient(900px 320px at 100% 0%, color-mix(in srgb, var(--line) 35%, transparent), transparent);
}

.chrome-header h1 {
  margin-bottom: 0.25rem;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--muted);
  margin-top: 0;
}

.bound-repo {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
  word-break: break-all;
}

.bound-repo code {
  color: var(--ink);
  font-size: 0.85rem;
}

.session-collapsed {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.tab-explainer {
  margin: -0.5rem 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.playbook {
  padding-left: 1.2rem;
}

.playbook li {
  margin: 0.45rem 0;
}

.bound-honesty {
  color: var(--muted);
  font-size: 0.92rem;
}

.honesty-strip {
  border: 1px solid var(--line);
  background: var(--honesty-bg);
  padding: 0.65rem 0.85rem;
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.panel {
  border: 1px solid var(--line);
  padding: 1rem;
  margin-bottom: 1rem;
  background: var(--panel);
}

label {
  display: block;
  margin: 0.5rem 0;
}

input[type="text"],
input[type="password"] {
  width: min(100%, 28rem);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tabs button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 0.4rem 0.8rem;
  cursor: pointer;
}

.tabs button.active {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.one-liner {
  font-weight: 600;
  margin-top: 0;
}

.layer-stack,
.cta-list,
.diagram-fallback {
  padding-left: 1.2rem;
}

.cta-list li {
  margin: 0.35rem 0;
}

.suite-cta {
  color: var(--accent);
}

.site-note,
.hint,
.compat-note {
  color: var(--muted);
  font-size: 0.92rem;
}

.status-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.65rem;
  margin: 0.75rem 0;
}

.status-card {
  border: 1px solid var(--line);
  padding: 0.55rem 0.7rem;
  background: var(--panel);
}

.status-card .label {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-card .value {
  font-weight: 600;
}

.diagram {
  border-top: 1px solid var(--line);
  padding: 1rem 0;
  margin: 0;
}

.diagram img {
  display: block;
  max-width: 100%;
  height: auto;
  background: #fbfcfd;
  border: 1px solid var(--line);
}

.structure-ctas {
  margin-top: 0.5rem;
}

.linkish {
  background: none;
  border: none;
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
  font: inherit;
}

pre {
  background: var(--pre-bg);
  color: var(--pre-ink);
  padding: 1rem;
  overflow: auto;
  max-height: 28rem;
  white-space: pre-wrap;
}

.status.ok {
  color: var(--ok);
}

.status.error {
  color: var(--err);
}

button {
  margin: 0.25rem 0.5rem 0.25rem 0;
}

.chrome-footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links a {
  color: var(--accent);
}