:root {
  --bg: #f7f5f2;
  --surface: #ffffff;
  --text: #1d1b19;
  --muted: #6b6560;
  --accent: #c8102e;
  --accent-soft: #fbe9ec;
  --border: #e4dfd9;
  --ready-bg: #fff7e0;
  --ready-border: #f0d68a;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141312;
    --surface: #1e1c1a;
    --text: #f1ede8;
    --muted: #a39d96;
    --accent: #ff4d5e;
    --accent-soft: #3a1c21;
    --border: #34302c;
    --ready-bg: #2d2714;
    --ready-border: #6b5a22;
  }
}

* { box-sizing: border-box; }

html, body { margin: 0; height: 100%; }

body {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: 8px; }
.brand h1 { margin: 0; font-size: 1.1rem; }
.star { color: var(--accent); font-size: 1.3rem; }

button {
  font: inherit;
  cursor: pointer;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
}

button:disabled { opacity: 0.5; cursor: wait; }
button.ghost { background: transparent; color: var(--accent); }

main {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

#messages, .welcome { max-width: 760px; margin: 0 auto; }

.welcome { text-align: center; padding-top: 24px; }
.welcome h2 { margin-bottom: 4px; }
.welcome p { color: var(--muted); }

.examples { display: grid; gap: 8px; margin: 20px 0; }

.example {
  text-align: left;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
}

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

.privacy { font-size: 0.85rem; }

.bubble {
  margin: 12px 0;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  overflow-wrap: anywhere;
}

.bubble.user {
  margin-left: auto;
  max-width: 85%;
  background: var(--accent-soft);
  border-color: transparent;
  white-space: pre-wrap;
}

.bubble.clarification { border-style: dashed; }

.bubble h2 { font-size: 1.05rem; margin: 12px 0 6px; }
.bubble h2:first-child { margin-top: 0; }
.bubble a { color: var(--accent); }

.ready {
  background: var(--ready-bg);
  border: 1px solid var(--ready-border);
  border-radius: 10px;
  padding: 10px 12px;
}

.sources { margin-top: 12px; font-size: 0.85rem; color: var(--muted); }
.sources summary { cursor: pointer; }
.sources ol { padding-left: 20px; margin: 6px 0 0; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.actions button { padding: 6px 12px; font-size: 0.9rem; }

.note { color: var(--muted); font-size: 0.85rem; }
.error { color: var(--accent); }

.typing::after { content: "…"; animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: 0.2; } }

#composer {
  padding: 12px 16px 16px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.composer-row {
  display: flex;
  gap: 8px;
  max-width: 760px;
  margin: 0 auto;
}

textarea {
  flex: 1;
  resize: none;
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
}

textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }

.turnstile-slot {
  max-width: 760px;
  margin: 0 auto;
}

/* The widget stays invisible unless Cloudflare needs the visitor to interact. */
.turnstile-slot:has(iframe) { margin-bottom: 8px; }
.turnstile-slot iframe { border-radius: 10px; }