/* WORK-8 Slice 3 TG0 — shared Slotster AI demo styles.
   Loaded by /, /demo/customer.html, /demo/api.html, /demo/cockpit.html.
   Page-specific styles (customer's .card / .slot / .chip; api's #response-wrap;
   landing's .cards; cockpit's .decision / .map) stay inline in each file. */

:root {
  --fg: #1a1a1a;
  --muted: #666;
  --accent: #2a5db0;
  --ok: #197a30;
  --bad: #a3311c;
  --bg: #fafafa;
  --card: #fff;
  --border: #e0e0e0;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

/* Visible keyboard focus indicator (WCAG 2.4.7 Focus Visible, 1.4.11 Non-text
   Contrast). :focus-visible so pointer users see no change. --accent is
   5.7:1 against --bg and 6.0:1 against --card, well over the 3:1 minimum. */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
  margin-bottom: 32px;
}

h1 {
  margin: 0 0 8px;
  font-size: 30px;
  letter-spacing: -0.5px;
}

h2 {
  margin: 24px 0 12px;
  font-size: 20px;
  letter-spacing: -0.3px;
}

p {
  margin: 0 0 12px;
}

.tagline {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}

header nav {
  margin-top: 12px;
  font-size: 13px;
}

header nav a {
  color: var(--accent);
  text-decoration: none;
}

header nav a:hover {
  text-decoration: underline;
}

code, pre {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 13px;
}

pre {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  overflow-x: auto;
  margin: 0;
}

a {
  color: var(--accent);
}

.buttons {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
  margin: 16px 0 20px;
}

button {
  font: inherit;
  padding: 12px 16px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--fg);
  border-radius: 6px;
  cursor: pointer;
  text-align: left;
  transition: all 120ms;
}

button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

button:disabled {
  opacity: 0.5;
  cursor: wait;
}

button .kind {
  display: block;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

button.accept .kind {
  color: var(--ok);
}

button.reject .kind {
  color: var(--bad);
}

footer {
  margin-top: 60px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.third-party {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}